diff options
| author | git perforce import user <a@b> | 2016-10-25 12:29:14 -0600 |
|---|---|---|
| committer | Sheikh Dawood Abdul Ajees <Sheikh Dawood Abdul Ajees> | 2016-10-25 18:56:37 -0500 |
| commit | 3dfe2108cfab31ba3ee5527e217d0d8e99a51162 (patch) | |
| tree | fa6485c169e50d7415a651bf838f5bcd0fd3bfbd /KaplaDemo/externalIP/resources | |
| download | physx-3.4-3dfe2108cfab31ba3ee5527e217d0d8e99a51162.tar.xz physx-3.4-3dfe2108cfab31ba3ee5527e217d0d8e99a51162.zip | |
Initial commit:
PhysX 3.4.0 Update @ 21294896
APEX 1.4.0 Update @ 21275617
[CL 21300167]
Diffstat (limited to 'KaplaDemo/externalIP/resources')
39 files changed, 6695 insertions, 0 deletions
diff --git a/KaplaDemo/externalIP/resources/AABox.cgfx b/KaplaDemo/externalIP/resources/AABox.cgfx new file mode 100644 index 00000000..abff4091 --- /dev/null +++ b/KaplaDemo/externalIP/resources/AABox.cgfx @@ -0,0 +1,141 @@ +//-------------------------------------------------------------------------------------- +// FroggyAA +// Author: Tristan Lorach +// Email: [email protected] +// +// Implementation of different downsampling methods for supersampled AA +// +// Copyright (c) NVIDIA Corporation. All rights reserved. +//-------------------------------------------------------------------------------------- +float2 SSTexelSize; +float blendFactor = 1.0; +sampler2D SSsampler = sampler_state +{ + minFilter = Linear; + magFilter = Linear; +}; +sampler2D DepthSSsampler = sampler_state +{ + minFilter = Linear; + magFilter = Linear; +}; + +struct v2fConnector { + float4 projCoord : POSITION; + float2 tex : TEXCOORD0; +}; +/////////////////////////////////////////////////////////////////////// +// Vertex programs +/////////////////////////////////////////////////////////////////////// +void vpPassThrough(float4 P : POSITION, float4 tc : TEXCOORD0, out v2fConnector v2f) +{ + v2f.tex = tc.xy; + v2f.projCoord = P; +} +struct PixelOut +{ +float4 color : COLOR; +float depth : DEPTH; +}; +/////////////////////////////////////////////////////////////////////// +// Fragment programs +/////////////////////////////////////////////////////////////////////// +// +// Simple down samling : just using the fact we are in between 4 texels. +// so the HW will do a bilinear filtering of these 4 samples +// +PixelOut DownSample1( float2 tc : TEXCOORD0 ) +{ + PixelOut pix; + pix.color = f4tex2D(SSsampler, tc); + pix.depth = f4tex2D(DepthSSsampler, tc).r; + return pix; +} +// +// add 4 fetches around the original filtered one +// each of the 4 additional fetches will also benefit from the HW bilinear filtering +// the offsets are chosen to benefit from various texels in a specific % amout +// +PixelOut DownSample2( float2 tc : TEXCOORD0 ) +{ + float4 tap0 = f4tex2D(SSsampler, tc); + float4 tap1 = f4tex2D(SSsampler, tc + SSTexelSize * float2( 0.4, 0.9 )); + float4 tap2 = f4tex2D(SSsampler, tc + SSTexelSize * float2( -0.4, -0.9 )); + float4 tap3 = f4tex2D(SSsampler, tc + SSTexelSize * float2( -0.9, 0.4 )); + float4 tap4 = f4tex2D(SSsampler, tc + SSTexelSize * float2( 0.9, -0.4 )); + float4 color = 0.2 * ( tap0 + tap1 + tap2 + tap3 + tap4 ); + + float tap0d = f4tex2D(DepthSSsampler, tc).r; + float tap1d = f4tex2D(DepthSSsampler, tc + SSTexelSize * float2( 0.4, 0.9 )).r; + float tap2d = f4tex2D(DepthSSsampler, tc + SSTexelSize * float2( -0.4, -0.9 )).r; + float tap3d = f4tex2D(DepthSSsampler, tc + SSTexelSize * float2( -0.9, 0.4 )).r; + float tap4d = f4tex2D(DepthSSsampler, tc + SSTexelSize * float2( 0.9, -0.4 )).r; + float depth = 0.2 * ( tap0d + tap1d + tap2d + tap3d + tap4d ); + + PixelOut pix; + pix.color = color; + pix.depth = depth; + return pix; +} +// +// same process are the previous one +// but we are using 2 kernels : one 'normal', one bigger (more blurry, then) +// we will lerp from one to the other depending on downsampled alpha from the bigger kernel +// this technique is good to blur 'high frequencies' marked by alpha =0, +// i.e thin primitives, like lines or sharp triangles +// +float4 DownSample3( float2 tc : TEXCOORD0 ) : COLOR +{ + float4 color; + + float4 tap0 = f4tex2D(SSsampler, tc); + float4 tap1 = f4tex2D(SSsampler, tc + SSTexelSize * float2( 0.4, 0.9 )); + float4 tap2 = f4tex2D(SSsampler, tc + SSTexelSize * float2( -0.4, -0.9 )); + float4 tap3 = f4tex2D(SSsampler, tc + SSTexelSize * float2( -0.9, 0.4 )); + float4 tap4 = f4tex2D(SSsampler, tc + SSTexelSize * float2( 0.9, -0.4 )); + color = 0.2 * ( tap0 + tap1 + tap2 + tap3 + tap4 ); + + float4 tap11 = f4tex2D(SSsampler, tc + SSTexelSize * float2( 0.9, 1.9 )); + float4 tap21 = f4tex2D(SSsampler, tc + SSTexelSize * float2( -0.9, -1.9 )); + float4 tap31 = f4tex2D(SSsampler, tc + SSTexelSize * float2( -1.9, 0.9 )); + float4 tap41 = f4tex2D(SSsampler, tc + SSTexelSize * float2( 1.9, -0.9 )); + float4 color2 = 0.2 * ( tap0 + tap11 + tap21 + tap31 + tap41 ); + + float mask = saturate(color2.w * 1); + + color = lerp(color2, color, mask); + color.w = mask; + + return color; +} +/////////////////////////////////////////////////////////////////////// +// Technique +/////////////////////////////////////////////////////////////////////// +technique DownSample_Filter1 +{ + pass drawFinal + { + DepthMask = true; + VertexProgram = compile arbvp1 vpPassThrough(); + FragmentProgram = compile arbfp1 DownSample1(); + } +} +technique DownSample_Filter2 +{ + pass drawFinal + { + DepthMask = true; + VertexProgram = compile arbvp1 vpPassThrough(); + FragmentProgram = compile arbfp1 DownSample2(); + } +} +technique DownSample_Filter3 +{ + pass drawFinal + { + DepthMask = true; + VertexProgram = compile arbvp1 vpPassThrough(); + FragmentProgram = compile arbfp1 DownSample3(); + } +} + diff --git a/KaplaDemo/externalIP/resources/asteroid.obj b/KaplaDemo/externalIP/resources/asteroid.obj new file mode 100644 index 00000000..cff31f86 --- /dev/null +++ b/KaplaDemo/externalIP/resources/asteroid.obj @@ -0,0 +1,2236 @@ +# This file uses centimeters as units for non-parametric coordinates. + +v -0.319303 1.542687 7.397171 +v -0.455343 1.240727 7.436292 +v -0.516743 1.028863 7.445961 +v -0.416778 0.840251 7.438751 +v -0.154176 0.724180 7.411850 +v 0.334475 0.851265 7.361535 +v 0.854462 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77/1/78 76/1/77 +f 89/1/90 90/1/91 78/1/79 +f 89/1/90 78/1/79 77/1/78 +f 90/1/91 91/1/92 79/1/80 +f 90/1/91 79/1/80 78/1/79 +f 91/1/92 92/1/93 80/1/81 +f 91/1/92 80/1/81 79/1/80 +f 92/1/93 93/1/94 81/1/82 +f 92/1/93 81/1/82 80/1/81 +f 93/1/94 94/1/95 82/1/83 +f 93/1/94 82/1/83 81/1/82 +f 82/1/83 94/1/95 95/1/96 +f 82/1/83 95/1/96 83/1/84 +f 83/1/84 95/1/96 96/1/85 +f 83/1/84 96/1/85 84/1/73 +f 96/1/85 108/1/97 97/1/98 +f 96/1/85 97/1/98 85/1/86 +f 85/1/86 97/1/98 98/1/99 +f 85/1/86 98/1/99 86/1/87 +f 86/1/87 98/1/99 99/1/100 +f 86/1/87 99/1/100 87/1/88 +f 87/1/88 99/1/100 100/1/101 +f 87/1/88 100/1/101 88/1/89 +f 100/1/101 101/1/102 89/1/90 +f 100/1/101 89/1/90 88/1/89 +f 101/1/102 102/1/103 90/1/91 +f 101/1/102 90/1/91 89/1/90 +f 102/1/103 103/1/104 91/1/92 +f 102/1/103 91/1/92 90/1/91 +f 103/1/104 104/1/105 92/1/93 +f 103/1/104 92/1/93 91/1/92 +f 104/1/105 105/1/106 93/1/94 +f 104/1/105 93/1/94 92/1/93 +f 105/1/106 106/1/107 94/1/95 +f 105/1/106 94/1/95 93/1/94 +f 94/1/95 106/1/107 107/1/108 +f 94/1/95 107/1/108 95/1/96 +f 95/1/96 107/1/108 108/1/97 +f 95/1/96 108/1/97 96/1/85 +f 108/1/97 120/1/109 109/1/110 +f 108/1/97 109/1/110 97/1/98 +f 97/1/98 109/1/110 110/1/111 +f 97/1/98 110/1/111 98/1/99 +f 98/1/99 110/1/111 111/1/112 +f 98/1/99 111/1/112 99/1/100 +f 99/1/100 111/1/112 112/1/113 +f 99/1/100 112/1/113 100/1/101 +f 112/1/113 113/1/114 101/1/102 +f 112/1/113 101/1/102 100/1/101 +f 113/1/114 114/1/115 102/1/103 +f 113/1/114 102/1/103 101/1/102 +f 114/1/115 115/1/116 103/1/104 +f 114/1/115 103/1/104 102/1/103 +f 115/1/116 116/1/117 104/1/105 +f 115/1/116 104/1/105 103/1/104 +f 116/1/117 117/1/118 105/1/106 +f 116/1/117 105/1/106 104/1/105 +f 117/1/118 118/1/119 106/1/107 +f 117/1/118 106/1/107 105/1/106 +f 106/1/107 118/1/119 119/1/120 +f 106/1/107 119/1/120 107/1/108 +f 107/1/108 119/1/120 120/1/109 +f 107/1/108 120/1/109 108/1/97 +f 124/1/121 123/1/121 117/1/118 +f 124/1/121 117/1/118 116/1/117 +f 121/1/121 124/1/121 116/1/117 +f 121/1/121 116/1/117 115/1/116 +f 122/1/121 121/1/121 115/1/116 +f 122/1/121 115/1/116 114/1/115 +f 125/1/121 122/1/121 114/1/115 +f 125/1/121 114/1/115 113/1/114 +f 119/1/120 123/1/121 124/1/121 +f 119/1/120 124/1/121 120/1/109 +f 120/1/109 124/1/121 121/1/121 +f 120/1/109 121/1/121 109/1/110 +f 109/1/110 121/1/121 122/1/121 +f 109/1/110 122/1/121 110/1/111 +f 110/1/111 122/1/121 125/1/121 +f 110/1/111 125/1/121 111/1/112 +f 123/1/121 119/1/120 118/1/119 +f 123/1/121 118/1/119 117/1/118 +f 112/1/113 111/1/112 125/1/121 +f 112/1/113 125/1/121 113/1/114 +f 5/1/12 6/1/14 137/1/122 +f 5/1/12 137/1/122 126/1/123 +f 4/1/10 5/1/12 126/1/123 +f 4/1/10 126/1/123 127/1/124 +f 128/1/125 3/1/8 4/1/10 +f 128/1/125 4/1/10 127/1/124 +f 129/1/126 2/1/6 3/1/8 +f 129/1/126 3/1/8 128/1/125 +f 130/1/127 1/1/4 2/1/6 +f 130/1/127 2/1/6 129/1/126 +f 131/1/128 12/1/1 1/1/4 +f 131/1/128 1/1/4 130/1/127 +f 132/1/129 11/1/24 12/1/1 +f 132/1/129 12/1/1 131/1/128 +f 133/1/130 10/1/22 11/1/24 +f 133/1/130 11/1/24 132/1/129 +f 9/1/20 10/1/22 133/1/130 +f 9/1/20 133/1/130 134/1/131 +f 8/1/18 9/1/20 134/1/131 +f 8/1/18 134/1/131 135/1/132 +f 7/1/16 8/1/18 135/1/132 +f 7/1/16 135/1/132 136/1/133 +f 6/1/14 7/1/16 136/1/133 +f 6/1/14 136/1/133 137/1/122 +f 126/1/123 137/1/122 149/1/134 +f 126/1/123 149/1/134 138/1/135 +f 127/1/124 126/1/123 138/1/135 +f 127/1/124 138/1/135 139/1/136 +f 140/1/137 128/1/125 127/1/124 +f 140/1/137 127/1/124 139/1/136 +f 141/1/138 129/1/126 128/1/125 +f 141/1/138 128/1/125 140/1/137 +f 142/1/139 130/1/127 129/1/126 +f 142/1/139 129/1/126 141/1/138 +f 143/1/140 131/1/128 130/1/127 +f 143/1/140 130/1/127 142/1/139 +f 144/1/141 132/1/129 131/1/128 +f 144/1/141 131/1/128 143/1/140 +f 145/1/142 133/1/130 132/1/129 +f 145/1/142 132/1/129 144/1/141 +f 134/1/131 133/1/130 145/1/142 +f 134/1/131 145/1/142 146/1/143 +f 135/1/132 134/1/131 146/1/143 +f 135/1/132 146/1/143 147/1/144 +f 136/1/133 135/1/132 147/1/144 +f 136/1/133 147/1/144 148/1/145 +f 137/1/122 136/1/133 148/1/145 +f 137/1/122 148/1/145 149/1/134 +f 138/1/135 149/1/134 161/1/146 +f 138/1/135 161/1/146 150/1/147 +f 139/1/136 138/1/135 150/1/147 +f 139/1/136 150/1/147 151/1/148 +f 152/1/149 140/1/137 139/1/136 +f 152/1/149 139/1/136 151/1/148 +f 153/1/150 141/1/138 140/1/137 +f 153/1/150 140/1/137 152/1/149 +f 154/1/151 142/1/139 141/1/138 +f 154/1/151 141/1/138 153/1/150 +f 155/1/152 143/1/140 142/1/139 +f 155/1/152 142/1/139 154/1/151 +f 156/1/153 144/1/141 143/1/140 +f 156/1/153 143/1/140 155/1/152 +f 157/1/154 145/1/142 144/1/141 +f 157/1/154 144/1/141 156/1/153 +f 146/1/143 145/1/142 157/1/154 +f 146/1/143 157/1/154 158/1/155 +f 147/1/144 146/1/143 158/1/155 +f 147/1/144 158/1/155 159/1/156 +f 148/1/145 147/1/144 159/1/156 +f 148/1/145 159/1/156 160/1/157 +f 149/1/134 148/1/145 160/1/157 +f 149/1/134 160/1/157 161/1/146 +f 150/1/147 161/1/146 173/1/158 +f 150/1/147 173/1/158 162/1/159 +f 151/1/148 150/1/147 162/1/159 +f 151/1/148 162/1/159 163/1/160 +f 164/1/161 152/1/149 151/1/148 +f 164/1/161 151/1/148 163/1/160 +f 165/1/162 153/1/150 152/1/149 +f 165/1/162 152/1/149 164/1/161 +f 166/1/163 154/1/151 153/1/150 +f 166/1/163 153/1/150 165/1/162 +f 167/1/164 155/1/152 154/1/151 +f 167/1/164 154/1/151 166/1/163 +f 168/1/165 156/1/153 155/1/152 +f 168/1/165 155/1/152 167/1/164 +f 169/1/166 157/1/154 156/1/153 +f 169/1/166 156/1/153 168/1/165 +f 158/1/155 157/1/154 169/1/166 +f 158/1/155 169/1/166 170/1/167 +f 159/1/156 158/1/155 170/1/167 +f 159/1/156 170/1/167 171/1/168 +f 160/1/157 159/1/156 171/1/168 +f 160/1/157 171/1/168 172/1/169 +f 161/1/146 160/1/157 172/1/169 +f 161/1/146 172/1/169 173/1/158 +f 162/1/159 173/1/158 185/1/170 +f 162/1/159 185/1/170 174/1/171 +f 163/1/160 162/1/159 174/1/171 +f 163/1/160 174/1/171 175/1/172 +f 176/1/173 164/1/161 163/1/160 +f 176/1/173 163/1/160 175/1/172 +f 177/1/174 165/1/162 164/1/161 +f 177/1/174 164/1/161 176/1/173 +f 178/1/175 166/1/163 165/1/162 +f 178/1/175 165/1/162 177/1/174 +f 179/1/176 167/1/164 166/1/163 +f 179/1/176 166/1/163 178/1/175 +f 180/1/177 168/1/165 167/1/164 +f 180/1/177 167/1/164 179/1/176 +f 181/1/178 169/1/166 168/1/165 +f 181/1/178 168/1/165 180/1/177 +f 170/1/167 169/1/166 181/1/178 +f 170/1/167 181/1/178 182/1/179 +f 171/1/168 170/1/167 182/1/179 +f 171/1/168 182/1/179 183/1/180 +f 172/1/169 171/1/168 183/1/180 +f 172/1/169 183/1/180 184/1/181 +f 173/1/158 172/1/169 184/1/181 +f 173/1/158 184/1/181 185/1/170 +f 182/1/179 189/1/182 190/1/182 +f 182/1/179 190/1/182 183/1/180 +f 183/1/180 190/1/182 186/1/182 +f 183/1/180 186/1/182 184/1/181 +f 184/1/181 186/1/182 187/1/182 +f 184/1/181 187/1/182 185/1/170 +f 185/1/170 187/1/182 188/1/182 +f 185/1/170 188/1/182 174/1/171 +f 190/1/182 189/1/182 180/1/177 +f 190/1/182 180/1/177 179/1/176 +f 186/1/182 190/1/182 179/1/176 +f 186/1/182 179/1/176 178/1/175 +f 187/1/182 186/1/182 178/1/175 +f 187/1/182 178/1/175 177/1/174 +f 188/1/182 187/1/182 177/1/174 +f 188/1/182 177/1/174 176/1/173 +f 189/1/182 182/1/179 181/1/178 +f 189/1/182 181/1/178 180/1/177 +f 174/1/171 188/1/182 176/1/173 +f 174/1/171 176/1/173 175/1/172 +# 376 triangles in group + +# 376 triangles total + diff --git a/KaplaDemo/externalIP/resources/car02_diffuse.bmp b/KaplaDemo/externalIP/resources/car02_diffuse.bmp Binary files differnew file mode 100644 index 00000000..b67bc7d7 --- /dev/null +++ b/KaplaDemo/externalIP/resources/car02_diffuse.bmp diff --git a/KaplaDemo/externalIP/resources/car2.raw b/KaplaDemo/externalIP/resources/car2.raw Binary files differnew file mode 100644 index 00000000..225d2e2d --- /dev/null +++ b/KaplaDemo/externalIP/resources/car2.raw diff --git a/KaplaDemo/externalIP/resources/car_window_diffuse.bmp b/KaplaDemo/externalIP/resources/car_window_diffuse.bmp Binary files differnew file mode 100644 index 00000000..ffa1aa0d --- /dev/null +++ b/KaplaDemo/externalIP/resources/car_window_diffuse.bmp diff --git a/KaplaDemo/externalIP/resources/checker_tex0.jpg b/KaplaDemo/externalIP/resources/checker_tex0.jpg Binary files differnew file mode 100644 index 00000000..83e1a632 --- /dev/null +++ b/KaplaDemo/externalIP/resources/checker_tex0.jpg diff --git a/KaplaDemo/externalIP/resources/checker_tex1.jpg b/KaplaDemo/externalIP/resources/checker_tex1.jpg Binary files differnew file mode 100644 index 00000000..e024abfb --- /dev/null +++ b/KaplaDemo/externalIP/resources/checker_tex1.jpg diff --git a/KaplaDemo/externalIP/resources/checker_tex2.jpg b/KaplaDemo/externalIP/resources/checker_tex2.jpg Binary files differnew file mode 100644 index 00000000..21e891b8 --- /dev/null +++ b/KaplaDemo/externalIP/resources/checker_tex2.jpg diff --git a/KaplaDemo/externalIP/resources/checker_tex3.jpg b/KaplaDemo/externalIP/resources/checker_tex3.jpg Binary files differnew file mode 100644 index 00000000..7e61a1a8 --- /dev/null +++ b/KaplaDemo/externalIP/resources/checker_tex3.jpg diff --git a/KaplaDemo/externalIP/resources/checker_tex4.jpg b/KaplaDemo/externalIP/resources/checker_tex4.jpg Binary files differnew file mode 100644 index 00000000..dd5560a9 --- /dev/null +++ b/KaplaDemo/externalIP/resources/checker_tex4.jpg diff --git a/KaplaDemo/externalIP/resources/crosshair.bmp b/KaplaDemo/externalIP/resources/crosshair.bmp Binary files differnew file mode 100644 index 00000000..a89f6372 --- /dev/null +++ b/KaplaDemo/externalIP/resources/crosshair.bmp diff --git a/KaplaDemo/externalIP/resources/fxaa.fs b/KaplaDemo/externalIP/resources/fxaa.fs new file mode 100644 index 00000000..39550067 --- /dev/null +++ b/KaplaDemo/externalIP/resources/fxaa.fs @@ -0,0 +1,1416 @@ +#define FXAA_PC 1 +#define FXAA_GLSL_130 1 +#define FXAA_LINEAR 0 + +//#define FXAA_QUALITY__EDGE_THRESHOLD (1.0/8.0) +//#define FXAA_QUALITY__EDGE_THRESHOLD_MIN (1.0/16.0) +//#define FXAA_QUALITY__SUBPIX_CAP (3.0/4.0) +//#define FXAA_QUALITY__SUBPIX_TRIM (1.0/2.0) + +#define FXAA_QUALITY__EDGE_THRESHOLD (1.0/8.0) +#define FXAA_QUALITY__EDGE_THRESHOLD_MIN (1.0/16.0) +#define FXAA_QUALITY__SUBPIX_CAP (7.0/8.0) +#define FXAA_QUALITY__SUBPIX_TRIM (1.0/2.0) + +/*============================================================================ + + + NVIDIA FXAA III.8 by TIMOTHY LOTTES + + +------------------------------------------------------------------------------ +COPYRIGHT (C) 2010, 2011 NVIDIA CORPORATION. ALL RIGHTS RESERVED. +------------------------------------------------------------------------------ +TO THE MAXIMUM EXTENT PERMITTED BY APPLICABLE LAW, THIS SOFTWARE IS PROVIDED +*AS IS* AND NVIDIA AND ITS SUPPLIERS DISCLAIM ALL WARRANTIES, EITHER EXPRESS +OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF +MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL NVIDIA +OR ITS SUPPLIERS BE LIABLE FOR ANY SPECIAL, INCIDENTAL, INDIRECT, OR +CONSEQUENTIAL DAMAGES WHATSOEVER (INCLUDING, WITHOUT LIMITATION, DAMAGES FOR +LOSS OF BUSINESS PROFITS, BUSINESS INTERRUPTION, LOSS OF BUSINESS INFORMATION, +OR ANY OTHER PECUNIARY LOSS) ARISING OUT OF THE USE OF OR INABILITY TO USE +THIS SOFTWARE, EVEN IF NVIDIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH +DAMAGES. + + +------------------------------------------------------------------------------ + INTEGRATION CHECKLIST +------------------------------------------------------------------------------ +(1.) +In the shader source, +setup defines for the desired configuration. +Example, + + #define FXAA_PC 1 + #define FXAA_HLSL_3 1 + #define FXAA_LINEAR 1 + +(2.) +Then include this file, + + #include "Fxaa3.h" + +(3.) +Then call the FXAA pixel shader from within your desired shader, + + return FxaaPixelShader(pos, posPos, tex, rcpFrame, rcpFrameOpt); + +(4.) +Insure pass prior to FXAA outputs RGBL. +See next section. + +(5.) +Setup engine to provide "rcpFrame" and "rcpFrameOpt" constants. +Not using constants will result in a performance loss. + + // {x_} = 1.0/screenWidthInPixels + // {_y} = 1.0/screenHeightInPixels + float2 rcpFrame + + // This must be from a constant/uniform. + // {x___} = 2.0/screenWidthInPixels + // {_y__} = 2.0/screenHeightInPixels + // {__z_} = 0.5/screenWidthInPixels + // {___w} = 0.5/screenHeightInPixels + float4 rcpFrameOpt + +(6.) +Have FXAA vertex shader run as a full screen triangle, +and output "pos" and "posPos" such that inputs in the pixel shader provide, + + // {xy} = center of pixel + float2 pos, + + // {xy__} = upper left of pixel + // {__zw} = lower right of pixel + float4 posPos, + +(7.) +Insure the texture sampler used by FXAA is set to bilinear filtering. + + +------------------------------------------------------------------------------ + INTEGRATION - RGBL AND COLORSPACE +------------------------------------------------------------------------------ +FXAA3 requires RGBL as input. + +RGB should be LDR (low dynamic range). +Specifically do FXAA after tonemapping. + +RGB data as returned by a texture fetch can be linear or non-linear. +Note an "sRGB format" texture counts as linear, +because the result of a texture fetch is linear data. +Regular "RGBA8" textures in the sRGB colorspace are non-linear. +If a texture fetch results linear data the following is required, + + #define FXAA_LINEAR 1 + +Otherwise, + + #define FXAA_LINEAR 0 + +Luma must be stored in the alpha channel prior to running FXAA. +This luma value must be gamma 2.0 encoded if using FXAA_LINEAR 1. +If using FXAA_LINEAR 0, luma should match the perceptual space used for RGB. + +Example pass before FXAA where output is gamma 2.0 encoded, + + color.rgb = ToneMap(color.rgb); // linear color output + color.rgb = sqrt(color.rgb); // gamma 2.0 color output + return color; + +To use FXAA, + + color.rgb = ToneMap(color.rgb); // linear color output + color.rgb = sqrt(color.rgb); // gamma 2.0 color output + color.a = dot(color.rgb, float3(0.299, 0.587, 0.114)); // compute luma + return color; + +Another example where output is linear encoded, +say for instance writing to an sRGB formated render target, +where the render target does the conversion back to sRGB after blending, + + color.rgb = ToneMap(color.rgb); // linear color output + return color; + +To use FXAA, + + color.rgb = ToneMap(color.rgb); // linear color output + color.a = sqrt(dot(color.rgb, float3(0.299, 0.587, 0.114))); // compute luma + return color; + +Getting luma correct is required for the algorithm to work correctly. + + +------------------------------------------------------------------------------ + COMPLEX INTEGRATION +------------------------------------------------------------------------------ +Q. What if the engine is blending into RGB before wanting to run FXAA? + +A. In the last opaque pass prior to FXAA, + have the pass write out luma into alpha. + Then blend into RGB only. + FXAA should be able to run ok + assuming the blending pass did not any add aliasing. + This should be the common case for particles and common blending passes. + +============================================================================*/ + +/*============================================================================ + + INTEGRATION KNOBS + +============================================================================*/ +// +// FXAA_PS3 and FXAA_360 choose the console algorithm (FXAA3 CONSOLE). +// +// 1 = Use API. +// 0 = Don't use API. +// +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_PS3 + #define FXAA_PS3 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_360 + #define FXAA_360 0 +#endif +/*==========================================================================*/ +#ifndef FXAA_PC + // + // FXAA Quality + // The high quality PC algorithm. + // + #define FXAA_PC 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_PC_CONSOLE + // + // The console algorithm for PC is included + // for developers targeting really low spec machines. + // + #define FXAA_PC_CONSOLE 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_GLSL_120 + #define FXAA_GLSL_120 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_GLSL_130 + #define FXAA_GLSL_130 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_HLSL_3 + #define FXAA_HLSL_3 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_HLSL_4 + #define FXAA_HLSL_4 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_HLSL_5 + #define FXAA_HLSL_5 0 +#endif +/*==========================================================================*/ +#ifndef FXAA_EARLY_EXIT + // + // Controls algorithm's early exit path. + // On PS3 turning this on adds 2 cycles to the shader. + // On 360 turning this off adds 10ths of a millisecond to the shader. + // Turning this off on console will result in a more blurry image. + // So this defaults to on. + // + // 1 = On. + // 0 = Off. + // + #define FXAA_EARLY_EXIT 1 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_DISCARD + // + // Only valid for PC OpenGL currently. + // + // 1 = Use discard on pixels which don't need AA. + // For APIs which enable concurrent TEX+ROP from same surface. + // 0 = Return unchanged color on pixels which don't need AA. + // + #define FXAA_DISCARD 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_LINEAR + // + // 0 = Work in non-linear color space. + // Use this for standard 32-bit RGBA formats. + // + // 1 = Work in RGB=linear, A=non-linear luma. + // Use this for sRGB and FP16 formats. + // Works with either FXAA_ALGORITHM = 1 or 0. + // + #define FXAA_LINEAR 0 +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_FAST_PIXEL_OFFSET + // + // Used for GLSL 120 only. + // + // 1 = GL API supports fast pixel offsets + // 0 = do not use fast pixel offsets + // + #ifdef GL_EXT_gpu_shader4 + #define FXAA_FAST_PIXEL_OFFSET 1 + #endif + #ifdef GL_NV_gpu_shader5 + #define FXAA_FAST_PIXEL_OFFSET 1 + #endif + #ifdef GL_ARB_gpu_shader5 + #define FXAA_FAST_PIXEL_OFFSET 1 + #endif + #ifndef FXAA_FAST_PIXEL_OFFSET + #define FXAA_FAST_PIXEL_OFFSET 0 + #endif +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_GATHER4_ALPHA + // + // 1 = API supports gather4 on alpha channel. + // 0 = API does not support gather4 on alpha channel. + // + #if (FXAA_HLSL_5 == 1) + #define FXAA_GATHER4_ALPHA 1 + #endif + #ifdef GL_ARB_gpu_shader5 + #define FXAA_GATHER4_ALPHA 1 + #endif + #ifdef GL_NV_gpu_shader5 + #define FXAA_GATHER4_ALPHA 1 + #endif + #ifndef FXAA_GATHER4_ALPHA + #define FXAA_GATHER4_ALPHA 0 + #endif +#endif + +/*============================================================================ + FXAA CONSOLE - TUNING KNOBS +============================================================================*/ +#ifndef FXAA_CONSOLE__EDGE_SHARPNESS + // + // Consoles the sharpness of edges. + // + // Due to the PS3 being ALU bound, + // there are only two safe values here: 4 and 8. + // These options use the shaders ability to a free *|/ by 4|8. + // + // 8.0 is sharper + // 4.0 is softer + // + #if 1 + #define FXAA_CONSOLE__EDGE_SHARPNESS 8.0 + #else + #define FXAA_CONSOLE__EDGE_SHARPNESS 4.0 + #endif +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_CONSOLE__EDGE_THRESHOLD + // + // The minimum amount of local contrast required to apply algorithm. + // The console setting has a different mapping than the quality setting. + // + // This only applies when FXAA_EARLY_EXIT is 1. + // + // Due to the PS3 being ALU bound, + // there are only two safe values here: 0.25 and 0.125. + // These options use the shaders ability to a free *|/ by 4|8. + // + // 0.125 leaves less aliasing, but is softer + // 0.25 leaves more aliasing, and is sharper + // + #if 1 + #define FXAA_CONSOLE__EDGE_THRESHOLD 0.125 + #else + #define FXAA_CONSOLE__EDGE_THRESHOLD 0.25 + #endif +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_CONSOLE__EDGE_THRESHOLD_MIN + // + // Trims the algorithm from processing darks. + // The console setting has a different mapping than the quality setting. + // + // This only applies when FXAA_EARLY_EXIT is 1. + // + // This does not apply to PS3. + // PS3 was simplified to avoid more shader instructions. + // + #define FXAA_CONSOLE__EDGE_THRESHOLD_MIN 0.05 +#endif + +/*============================================================================ + FXAA QUALITY - TUNING KNOBS +============================================================================*/ +#ifndef FXAA_QUALITY__EDGE_THRESHOLD + // + // The minimum amount of local contrast required to apply algorithm. + // + // 1/3 - too little + // 1/4 - low quality + // 1/6 - default + // 1/8 - high quality + // 1/16 - overkill + // + #define FXAA_QUALITY__EDGE_THRESHOLD (1.0/6.0) +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_QUALITY__EDGE_THRESHOLD_MIN + // + // Trims the algorithm from processing darks. + // + // 1/32 - visible limit + // 1/16 - high quality + // 1/12 - upper limit (default, the start of visible unfiltered edges) + // + #define FXAA_QUALITY__EDGE_THRESHOLD_MIN (1.0/12.0) +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_QUALITY__SUBPIX_CAP + // + // Insures fine detail is not completely removed. + // This partly overrides FXAA_SUBPIX_TRIM. + // + // 3/4 - default amount of filtering + // 7/8 - high amount of filtering + // 1 - no capping of filtering + // + #define FXAA_QUALITY__SUBPIX_CAP (3.0/4.0) +#endif +/*--------------------------------------------------------------------------*/ +#ifndef FXAA_QUALITY__SUBPIX_TRIM + // + // Controls removal of sub-pixel aliasing, + // + // 1/2 - low removal (sharper but more sub-pixel aliasing) + // 1/3 - medium removal + // 1/4 - default removal + // 1/8 - high removal + // 0 - complete removal (softer but less sub-pixel aliasing) + // + #define FXAA_QUALITY__SUBPIX_TRIM (1.0/4.0) +#endif + + +/*============================================================================ + + API PORTING + +============================================================================*/ +#if FXAA_GLSL_120 + // Requires, + // #version 120 + // And at least, + // #extension GL_EXT_gpu_shader4 : enable + // (or set FXAA_FAST_PIXEL_OFFSET 1 to work like DX9) + #define half float + #define half2 vec2 + #define half3 vec3 + #define half4 vec4 + #define int2 ivec2 + #define float2 vec2 + #define float3 vec3 + #define float4 vec4 + #define FxaaInt2 ivec2 + #define FxaaFloat2 vec2 + #define FxaaFloat3 vec3 + #define FxaaFloat4 vec4 + #define FxaaDiscard discard + #define FxaaDot3(a, b) dot(a, b) + #define FxaaSat(x) clamp(x, 0.0, 1.0) + #define FxaaLerp(x,y,s) mix(x,y,s) + #define FxaaTex sampler2D + #define FxaaTexTop(t, p) texture2DLod(t, p, 0.0) + #if (FXAA_FAST_PIXEL_OFFSET == 1) + #define FxaaTexOff(t, p, o, r) texture2DLodOffset(t, p, 0.0, o) + #else + #define FxaaTexOff(t, p, o, r) texture2DLod(t, p + (o * r), 0.0) + #endif + #if (FXAA_GATHER4_ALPHA == 1) + // use #extension GL_ARB_gpu_shader5 : enable + #define FxaaTexAlpha4(t, p, r) textureGather(t, p, 3) + #define FxaaTexOffAlpha4(t, p, o, r) textureGatherOffset(t, p, o, 3) + #endif +#endif +/*--------------------------------------------------------------------------*/ +#if FXAA_GLSL_130 + // Requires "#version 130" or better + #define half float + #define half2 vec2 + #define half3 vec3 + #define half4 vec4 + #define int2 ivec2 + #define float2 vec2 + #define float3 vec3 + #define float4 vec4 + #define FxaaInt2 ivec2 + #define FxaaFloat2 vec2 + #define FxaaFloat3 vec3 + #define FxaaFloat4 vec4 + #define FxaaDiscard discard + #define FxaaDot3(a, b) dot(a, b) + #define FxaaSat(x) clamp(x, 0.0, 1.0) + #define FxaaLerp(x,y,s) mix(x,y,s) + #define FxaaTex sampler2D + #define FxaaTexTop(t, p) textureLod(t, p, 0.0) + #define FxaaTexOff(t, p, o, r) textureLodOffset(t, p, 0.0, o) + #if (FXAA_GATHER4_ALPHA == 1) + // use #extension GL_ARB_gpu_shader5 : enable + #define FxaaTexAlpha4(t, p, r) textureGather(t, p, 3) + #define FxaaTexOffAlpha4(t, p, o, r) textureGatherOffset(t, p, o, 3) + #endif +#endif +/*--------------------------------------------------------------------------*/ +#if (FXAA_HLSL_3 == 1) || (FXAA_360 == 1) + #define int2 float2 + #define FxaaInt2 float2 + #define FxaaFloat2 float2 + #define FxaaFloat3 float3 + #define FxaaFloat4 float4 + #define FxaaDiscard clip(-1) + #define FxaaDot3(a, b) dot(a, b) + #define FxaaSat(x) saturate(x) + #define FxaaLerp(x,y,s) lerp(x,y,s) + #define FxaaTex sampler2D + #define FxaaTexTop(t, p) tex2Dlod(t, float4(p, 0.0, 0.0)) + #define FxaaTexOff(t, p, o, r) tex2Dlod(t, float4(p + (o * r), 0, 0)) +#endif +/*--------------------------------------------------------------------------*/ +#if FXAA_HLSL_4 + #define FxaaInt2 int2 + #define FxaaFloat2 float2 + #define FxaaFloat3 float3 + #define FxaaFloat4 float4 + #define FxaaDiscard clip(-1) + #define FxaaDot3(a, b) dot(a, b) + #define FxaaSat(x) saturate(x) + #define FxaaLerp(x,y,s) lerp(x,y,s) + struct FxaaTex { SamplerState smpl; Texture2D tex; }; + #define FxaaTexTop(t, p) t.tex.SampleLevel(t.smpl, p, 0.0) + #define FxaaTexOff(t, p, o, r) t.tex.SampleLevel(t.smpl, p, 0.0, o) +#endif +/*--------------------------------------------------------------------------*/ +#if FXAA_HLSL_5 + #define FxaaInt2 int2 + #define FxaaFloat2 float2 + #define FxaaFloat3 float3 + #define FxaaFloat4 float4 + #define FxaaDiscard clip(-1) + #define FxaaDot3(a, b) dot(a, b) + #define FxaaSat(x) saturate(x) + #define FxaaLerp(x,y,s) lerp(x,y,s) + struct FxaaTex { SamplerState smpl; Texture2D tex; }; + #define FxaaTexTop(t, p) t.tex.SampleLevel(t.smpl, p, 0.0) + #define FxaaTexOff(t, p, o, r) t.tex.SampleLevel(t.smpl, p, 0.0, o) + #define FxaaTexAlpha4(t, p, r) t.tex.GatherAlpha(t.smpl, p) + #define FxaaTexOffAlpha4(t, p, o, r) t.tex.GatherAlpha(t.smpl, p, o) +#endif + + + +/*============================================================================ + + FXAA3 CONSOLE - 360 PIXEL SHADER + +------------------------------------------------------------------------------ +Might be some optimizations left here, +as of this latest change didn't have a PIX dump to verify if TEX bound. +============================================================================*/ +#if (FXAA_360 == 1) +/*--------------------------------------------------------------------------*/ +half4 FxaaPixelShader( + // {xy} = center of pixel + float2 pos, + // {xy__} = upper left of pixel + // {__zw} = lower right of pixel + float4 posPos, + // {rgb_} = color in linear or perceptual color space + // {___a} = alpha output is junk value + FxaaTex tex, + // This must be from a constant/uniform. + // {xy} = rcpFrame not used on PC version of FXAA Console + float2 rcpFrame, + // This must be from a constant/uniform. + // {x___} = 2.0/screenWidthInPixels + // {_y__} = 2.0/screenHeightInPixels + // {__z_} = 0.5/screenWidthInPixels + // {___w} = 0.5/screenHeightInPixels + float4 rcpFrameOpt +) { +/*--------------------------------------------------------------------------*/ + half4 lumaNwNeSwSe; + lumaNwNeSwSe.x = FxaaTexTop(tex, posPos.xy).w; + lumaNwNeSwSe.y = FxaaTexTop(tex, posPos.zy).w; + lumaNwNeSwSe.z = FxaaTexTop(tex, posPos.xw).w; + lumaNwNeSwSe.w = FxaaTexTop(tex, posPos.zw).w; +/*--------------------------------------------------------------------------*/ + half4 rgbyM = FxaaTexTop(tex, pos.xy); +/*--------------------------------------------------------------------------*/ + lumaNwNeSwSe.y += 1.0/384.0; +/*--------------------------------------------------------------------------*/ + half2 lumaMinTemp = min(lumaNwNeSwSe.xy, lumaNwNeSwSe.zw); + half2 lumaMaxTemp = max(lumaNwNeSwSe.xy, lumaNwNeSwSe.zw); +/*--------------------------------------------------------------------------*/ + half lumaMin = min(lumaMinTemp.x, lumaMinTemp.y); + half lumaMax = max(lumaMaxTemp.x, lumaMaxTemp.y); +/*--------------------------------------------------------------------------*/ + half lumaMinM = min(lumaMin, rgbyM.w); + half lumaMaxM = max(lumaMax, rgbyM.w); + if((lumaMaxM - lumaMinM) < max(FXAA_CONSOLE__EDGE_THRESHOLD_MIN, lumaMax * FXAA_CONSOLE__EDGE_THRESHOLD)) + #if (FXAA_DISCARD == 1) + FxaaDiscard; + #else + return rgbyM; + #endif +/*--------------------------------------------------------------------------*/ + half2 dir; + dir.x = dot(lumaNwNeSwSe, float4(-1.0, -1.0, 1.0, 1.0)); + dir.y = dot(lumaNwNeSwSe, float4( 1.0, -1.0, 1.0,-1.0)); +/*--------------------------------------------------------------------------*/ + half2 dir1; + dir1 = normalize(dir.xy); +/*--------------------------------------------------------------------------*/ + half dirAbsMinTimesC = min(abs(dir1.x), abs(dir1.y)) * FXAA_CONSOLE__EDGE_SHARPNESS; + half2 dir2; + dir2 = clamp(dir1.xy / dirAbsMinTimesC, -2.0, 2.0); +/*--------------------------------------------------------------------------*/ + half4 rgbyN1 = FxaaTexTop(tex, pos.xy - dir1 * rcpFrameOpt.zw); + half4 rgbyP1 = FxaaTexTop(tex, pos.xy + dir1 * rcpFrameOpt.zw); + half4 rgbyN2 = FxaaTexTop(tex, pos.xy - dir2 * rcpFrameOpt.xy); + half4 rgbyP2 = FxaaTexTop(tex, pos.xy + dir2 * rcpFrameOpt.xy); +/*--------------------------------------------------------------------------*/ + half4 rgbyA = rgbyN1 * 0.5 + rgbyP1 * 0.5; + half4 rgbyB = rgbyN2 * 0.25 + rgbyP2 * 0.25 + rgbyA * 0.5; +/*--------------------------------------------------------------------------*/ + bool twoTap = (rgbyB.w < lumaMin) || (rgbyB.w > lumaMax); + if(twoTap) rgbyB.xyz = rgbyA.xyz; + return rgbyB; +} +/*==========================================================================*/ +#endif + + + +/*============================================================================ + + FXAA3 CONSOLE - OPTIMIZED PS3 PIXEL SHADER (NO EARLY EXIT) + +============================================================================== +The code below does not exactly match the assembly. +I have a feeling that 12 cycles is possible, but was not able to get there. +Might have to increase register count to get full performance. +Note this shader does not use perspective interpolation. + +Use the following cgc options, + + --fenable-bx2 --fastmath --fastprecision --nofloatbindings + +------------------------------------------------------------------------------ + NVSHADERPERF OUTPUT +------------------------------------------------------------------------------ +For reference and to aid in debug, output of NVShaderPerf should match this, + +Shader to schedule: + 0: texpkb h0.w(TRUE), v5.zyxx, #0 + 2: addh h2.z(TRUE), h0.w, constant(0.001953, 0.000000, 0.000000, 0.000000).x + 4: texpkb h0.w(TRUE), v5.xwxx, #0 + 6: addh h0.z(TRUE), -h2, h0.w + 7: texpkb h1.w(TRUE), v5, #0 + 9: addh h0.x(TRUE), h0.z, -h1.w + 10: addh h3.w(TRUE), h0.z, h1 + 11: texpkb h2.w(TRUE), v5.zwzz, #0 + 13: addh h0.z(TRUE), h3.w, -h2.w + 14: addh h0.x(TRUE), h2.w, h0 + 15: nrmh h1.xz(TRUE), h0_n + 16: minh_m8 h0.x(TRUE), |h1|, |h1.z| + 17: maxh h4.w(TRUE), h0, h1 + 18: divx h2.xy(TRUE), h1_n.xzzw, h0_n + 19: movr r1.zw(TRUE), v4.xxxy + 20: madr r2.xz(TRUE), -h1, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).zzww, r1.zzww + 22: minh h5.w(TRUE), h0, h1 + 23: texpkb h0(TRUE), r2.xzxx, #0 + 25: madr r0.zw(TRUE), h1.xzxz, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w), r1 + 27: maxh h4.x(TRUE), h2.z, h2.w + 28: texpkb h1(TRUE), r0.zwzz, #0 + 30: addh_d2 h1(TRUE), h0, h1 + 31: madr r0.xy(TRUE), -h2, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).xyxx, r1.zwzz + 33: texpkb h0(TRUE), r0, #0 + 35: minh h4.z(TRUE), h2, h2.w + 36: fenct TRUE + 37: madr r1.xy(TRUE), h2, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).xyxx, r1.zwzz + 39: texpkb h2(TRUE), r1, #0 + 41: addh_d2 h0(TRUE), h0, h2 + 42: maxh h2.w(TRUE), h4, h4.x + 43: minh h2.x(TRUE), h5.w, h4.z + 44: addh_d2 h0(TRUE), h0, h1 + 45: slth h2.x(TRUE), h0.w, h2 + 46: sgth h2.w(TRUE), h0, h2 + 47: movh h0(TRUE), h0 + 48: addx.c0 rc(TRUE), h2, h2.w + 49: movh h0(c0.NE.x), h1 + +IPU0 ------ Simplified schedule: -------- +Pass | Unit | uOp | PC: Op +-----+--------+------+------------------------- + 1 | SCT0/1 | mov | 0: TXLr h0.w, g[TEX1].zyxx, const.xxxx, TEX0; + | TEX | txl | 0: TXLr h0.w, g[TEX1].zyxx, const.xxxx, TEX0; + | SCB1 | add | 2: ADDh h2.z, h0.--w-, const.--x-; + | | | + 2 | SCT0/1 | mov | 4: TXLr h0.w, g[TEX1].xwxx, const.xxxx, TEX0; + | TEX | txl | 4: TXLr h0.w, g[TEX1].xwxx, const.xxxx, TEX0; + | SCB1 | add | 6: ADDh h0.z,-h2, h0.--w-; + | | | + 3 | SCT0/1 | mov | 7: TXLr h1.w, g[TEX1], const.xxxx, TEX0; + | TEX | txl | 7: TXLr h1.w, g[TEX1], const.xxxx, TEX0; + | SCB0 | add | 9: ADDh h0.x, h0.z---,-h1.w---; + | SCB1 | add | 10: ADDh h3.w, h0.---z, h1; + | | | + 4 | SCT0/1 | mov | 11: TXLr h2.w, g[TEX1].zwzz, const.xxxx, TEX0; + | TEX | txl | 11: TXLr h2.w, g[TEX1].zwzz, const.xxxx, TEX0; + | SCB0 | add | 14: ADDh h0.x, h2.w---, h0; + | SCB1 | add | 13: ADDh h0.z, h3.--w-,-h2.--w-; + | | | + 5 | SCT1 | mov | 15: NRMh h1.xz, h0; + | SRB | nrm | 15: NRMh h1.xz, h0; + | SCB0 | min | 16: MINh*8 h0.x, |h1|, |h1.z---|; + | SCB1 | max | 17: MAXh h4.w, h0, h1; + | | | + 6 | SCT0 | div | 18: DIVx h2.xy, h1.xz--, h0; + | SCT1 | mov | 19: MOVr r1.zw, g[TEX0].--xy; + | SCB0 | mad | 20: MADr r2.xz,-h1, const.z-w-, r1.z-w-; + | SCB1 | min | 22: MINh h5.w, h0, h1; + | | | + 7 | SCT0/1 | mov | 23: TXLr h0, r2.xzxx, const.xxxx, TEX0; + | TEX | txl | 23: TXLr h0, r2.xzxx, const.xxxx, TEX0; + | SCB0 | max | 27: MAXh h4.x, h2.z---, h2.w---; + | SCB1 | mad | 25: MADr r0.zw, h1.--xz, const, r1; + | | | + 8 | SCT0/1 | mov | 28: TXLr h1, r0.zwzz, const.xxxx, TEX0; + | TEX | txl | 28: TXLr h1, r0.zwzz, const.xxxx, TEX0; + | SCB0/1 | add | 30: ADDh/2 h1, h0, h1; + | | | + 9 | SCT0 | mad | 31: MADr r0.xy,-h2, const.xy--, r1.zw--; + | SCT1 | mov | 33: TXLr h0, r0, const.zzzz, TEX0; + | TEX | txl | 33: TXLr h0, r0, const.zzzz, TEX0; + | SCB1 | min | 35: MINh h4.z, h2, h2.--w-; + | | | + 10 | SCT0 | mad | 37: MADr r1.xy, h2, const.xy--, r1.zw--; + | SCT1 | mov | 39: TXLr h2, r1, const.zzzz, TEX0; + | TEX | txl | 39: TXLr h2, r1, const.zzzz, TEX0; + | SCB0/1 | add | 41: ADDh/2 h0, h0, h2; + | | | + 11 | SCT0 | min | 43: MINh h2.x, h5.w---, h4.z---; + | SCT1 | max | 42: MAXh h2.w, h4, h4.---x; + | SCB0/1 | add | 44: ADDh/2 h0, h0, h1; + | | | + 12 | SCT0 | set | 45: SLTh h2.x, h0.w---, h2; + | SCT1 | set | 46: SGTh h2.w, h0, h2; + | SCB0/1 | mul | 47: MOVh h0, h0; + | | | + 13 | SCT0 | mad | 48: ADDxc0_s rc, h2, h2.w---; + | SCB0/1 | mul | 49: MOVh h0(NE0.xxxx), h1; + +Pass SCT TEX SCB + 1: 0% 100% 25% + 2: 0% 100% 25% + 3: 0% 100% 50% + 4: 0% 100% 50% + 5: 0% 0% 50% + 6: 100% 0% 75% + 7: 0% 100% 75% + 8: 0% 100% 100% + 9: 0% 100% 25% + 10: 0% 100% 100% + 11: 50% 0% 100% + 12: 50% 0% 100% + 13: 25% 0% 100% + +MEAN: 17% 61% 67% + +Pass SCT0 SCT1 TEX SCB0 SCB1 + 1: 0% 0% 100% 0% 100% + 2: 0% 0% 100% 0% 100% + 3: 0% 0% 100% 100% 100% + 4: 0% 0% 100% 100% 100% + 5: 0% 0% 0% 100% 100% + 6: 100% 100% 0% 100% 100% + 7: 0% 0% 100% 100% 100% + 8: 0% 0% 100% 100% 100% + 9: 0% 0% 100% 0% 100% + 10: 0% 0% 100% 100% 100% + 11: 100% 100% 0% 100% 100% + 12: 100% 100% 0% 100% 100% + 13: 100% 0% 0% 100% 100% + +MEAN: 30% 23% 61% 76% 100% +Fragment Performance Setup: Driver RSX Compiler, GPU RSX, Flags 0x5 +Results 13 cycles, 3 r regs, 923,076,923 pixels/s +============================================================================*/ +#if (FXAA_PS3 == 1) && (FXAA_EARLY_EXIT == 0) +/*--------------------------------------------------------------------------*/ +#pragma disablepc all +#pragma option O3 +#pragma option OutColorPrec=fp16 +#pragma texformat default RGBA8 +/*==========================================================================*/ +half4 FxaaPixelShader( + // {xy} = center of pixel + float2 pos, + // {xy__} = upper left of pixel + // {__zw} = lower right of pixel + float4 posPos, + // {rgb_} = color in linear or perceptual color space + // {___a} = luma in perceptual color space (not linear) + sampler2D tex, + // This must be from a constant/uniform. + // {xy} = rcpFrame not used on PS3 + float2 rcpFrame, + // This must be from a constant/uniform. + // {x___} = 2.0/screenWidthInPixels + // {_y__} = 2.0/screenHeightInPixels + // {__z_} = 0.5/screenWidthInPixels + // {___w} = 0.5/screenHeightInPixels + float4 rcpFrameOpt +) { +/*--------------------------------------------------------------------------*/ +// (1) + half4 dir; + half4 lumaNe = h4tex2Dlod(tex, half4(posPos.zy, 0, 0)); + lumaNe.w += half(1.0/512.0); + dir.x = -lumaNe.w; + dir.z = -lumaNe.w; +/*--------------------------------------------------------------------------*/ +// (2) + half4 lumaSw = h4tex2Dlod(tex, half4(posPos.xw, 0, 0)); + dir.x += lumaSw.w; + dir.z += lumaSw.w; +/*--------------------------------------------------------------------------*/ +// (3) + half4 lumaNw = h4tex2Dlod(tex, half4(posPos.xy, 0, 0)); + dir.x -= lumaNw.w; + dir.z += lumaNw.w; +/*--------------------------------------------------------------------------*/ +// (4) + half4 lumaSe = h4tex2Dlod(tex, half4(posPos.zw, 0, 0)); + dir.x += lumaSe.w; + dir.z -= lumaSe.w; +/*--------------------------------------------------------------------------*/ +// (5) + half4 dir1_pos; + dir1_pos.xy = normalize(dir.xyz).xz; + half dirAbsMinTimesC = min(abs(dir1_pos.x), abs(dir1_pos.y)) * half(FXAA_CONSOLE__EDGE_SHARPNESS); +/*--------------------------------------------------------------------------*/ +// (6) + half4 dir2_pos; + dir2_pos.xy = clamp(dir1_pos.xy / dirAbsMinTimesC, half(-2.0), half(2.0)); + dir1_pos.zw = pos.xy; + dir2_pos.zw = pos.xy; + half4 temp1N; + temp1N.xy = dir1_pos.zw - dir1_pos.xy * rcpFrameOpt.zw; +/*--------------------------------------------------------------------------*/ +// (7) + temp1N = h4tex2Dlod(tex, half4(temp1N.xy, 0.0, 0.0)); + half4 rgby1; + rgby1.xy = dir1_pos.zw + dir1_pos.xy * rcpFrameOpt.zw; +/*--------------------------------------------------------------------------*/ +// (8) + rgby1 = h4tex2Dlod(tex, half4(rgby1.xy, 0.0, 0.0)); + rgby1 = (temp1N + rgby1) * 0.5; +/*--------------------------------------------------------------------------*/ +// (9) + half4 temp2N; + temp2N.xy = dir2_pos.zw - dir2_pos.xy * rcpFrameOpt.xy; + temp2N = h4tex2Dlod(tex, half4(temp2N.xy, 0.0, 0.0)); +/*--------------------------------------------------------------------------*/ +// (10) + half4 rgby2; + rgby2.xy = dir2_pos.zw + dir2_pos.xy * rcpFrameOpt.xy; + rgby2 = h4tex2Dlod(tex, half4(rgby2.xy, 0.0, 0.0)); + rgby2 = (temp2N + rgby2) * 0.5; +/*--------------------------------------------------------------------------*/ +// (11) + // compilier moves these scalar ops up to other cycles + half lumaMin = min(min(lumaNw.w, lumaSw.w), min(lumaNe.w, lumaSe.w)); + half lumaMax = max(max(lumaNw.w, lumaSw.w), max(lumaNe.w, lumaSe.w)); + rgby2 = (rgby2 + rgby1) * 0.5; +/*--------------------------------------------------------------------------*/ +// (12) + bool twoTapLt = rgby2.w < lumaMin; + bool twoTapGt = rgby2.w > lumaMax; +/*--------------------------------------------------------------------------*/ +// (13) + if(twoTapLt || twoTapGt) rgby2 = rgby1; +/*--------------------------------------------------------------------------*/ + return rgby2; } +/*==========================================================================*/ +#endif + + + +/*============================================================================ + + FXAA3 CONSOLE - OPTIMIZED PS3 PIXEL SHADER (WITH EARLY EXIT) + +============================================================================== +The code mostly matches the assembly. +I have a feeling that 14 cycles is possible, but was not able to get there. +Might have to increase register count to get full performance. +Note this shader does not use perspective interpolation. + +Use the following cgc options, + + --fenable-bx2 --fastmath --fastprecision --nofloatbindings + +------------------------------------------------------------------------------ + NVSHADERPERF OUTPUT +------------------------------------------------------------------------------ +For reference and to aid in debug, output of NVShaderPerf should match this, + +Shader to schedule: + 0: texpkb h0.w(TRUE), v5.zyxx, #0 + 2: addh h2.y(TRUE), h0.w, constant(0.001953, 0.000000, 0.000000, 0.000000).x + 4: texpkb h1.w(TRUE), v5.xwxx, #0 + 6: addh h0.x(TRUE), h1.w, -h2.y + 7: texpkb h2.w(TRUE), v5.zwzz, #0 + 9: minh h4.w(TRUE), h2.y, h2 + 10: maxh h5.x(TRUE), h2.y, h2.w + 11: texpkb h0.w(TRUE), v5, #0 + 13: addh h3.w(TRUE), -h0, h0.x + 14: addh h0.x(TRUE), h0.w, h0 + 15: addh h0.z(TRUE), -h2.w, h0.x + 16: addh h0.x(TRUE), h2.w, h3.w + 17: minh h5.y(TRUE), h0.w, h1.w + 18: nrmh h2.xz(TRUE), h0_n + 19: minh_m8 h2.w(TRUE), |h2.x|, |h2.z| + 20: divx h4.xy(TRUE), h2_n.xzzw, h2_n.w + 21: movr r1.zw(TRUE), v4.xxxy + 22: maxh h2.w(TRUE), h0, h1 + 23: fenct TRUE + 24: madr r0.xy(TRUE), -h2.xzzw, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).zwzz, r1.zwzz + 26: texpkb h0(TRUE), r0, #0 + 28: maxh h5.x(TRUE), h2.w, h5 + 29: minh h5.w(TRUE), h5.y, h4 + 30: madr r1.xy(TRUE), h2.xzzw, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).zwzz, r1.zwzz + 32: texpkb h2(TRUE), r1, #0 + 34: addh_d2 h2(TRUE), h0, h2 + 35: texpkb h1(TRUE), v4, #0 + 37: maxh h5.y(TRUE), h5.x, h1.w + 38: minh h4.w(TRUE), h1, h5 + 39: madr r0.xy(TRUE), -h4, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).xyxx, r1.zwzz + 41: texpkb h0(TRUE), r0, #0 + 43: addh_m8 h5.z(TRUE), h5.y, -h4.w + 44: madr r2.xy(TRUE), h4, constant(cConst5.x, cConst5.y, cConst5.z, cConst5.w).xyxx, r1.zwzz + 46: texpkb h3(TRUE), r2, #0 + 48: addh_d2 h0(TRUE), h0, h3 + 49: addh_d2 h3(TRUE), h0, h2 + 50: movh h0(TRUE), h3 + 51: slth h3.x(TRUE), h3.w, h5.w + 52: sgth h3.w(TRUE), h3, h5.x + 53: addx.c0 rc(TRUE), h3.x, h3 + 54: slth.c0 rc(TRUE), h5.z, h5 + 55: movh h0(c0.NE.w), h2 + 56: movh h0(c0.NE.x), h1 + +IPU0 ------ Simplified schedule: -------- +Pass | Unit | uOp | PC: Op +-----+--------+------+------------------------- + 1 | SCT0/1 | mov | 0: TXLr h0.w, g[TEX1].zyxx, const.xxxx, TEX0; + | TEX | txl | 0: TXLr h0.w, g[TEX1].zyxx, const.xxxx, TEX0; + | SCB0 | add | 2: ADDh h2.y, h0.-w--, const.-x--; + | | | + 2 | SCT0/1 | mov | 4: TXLr h1.w, g[TEX1].xwxx, const.xxxx, TEX0; + | TEX | txl | 4: TXLr h1.w, g[TEX1].xwxx, const.xxxx, TEX0; + | SCB0 | add | 6: ADDh h0.x, h1.w---,-h2.y---; + | | | + 3 | SCT0/1 | mov | 7: TXLr h2.w, g[TEX1].zwzz, const.xxxx, TEX0; + | TEX | txl | 7: TXLr h2.w, g[TEX1].zwzz, const.xxxx, TEX0; + | SCB0 | max | 10: MAXh h5.x, h2.y---, h2.w---; + | SCB1 | min | 9: MINh h4.w, h2.---y, h2; + | | | + 4 | SCT0/1 | mov | 11: TXLr h0.w, g[TEX1], const.xxxx, TEX0; + | TEX | txl | 11: TXLr h0.w, g[TEX1], const.xxxx, TEX0; + | SCB0 | add | 14: ADDh h0.x, h0.w---, h0; + | SCB1 | add | 13: ADDh h3.w,-h0, h0.---x; + | | | + 5 | SCT0 | mad | 16: ADDh h0.x, h2.w---, h3.w---; + | SCT1 | mad | 15: ADDh h0.z,-h2.--w-, h0.--x-; + | SCB0 | min | 17: MINh h5.y, h0.-w--, h1.-w--; + | | | + 6 | SCT1 | mov | 18: NRMh h2.xz, h0; + | SRB | nrm | 18: NRMh h2.xz, h0; + | SCB1 | min | 19: MINh*8 h2.w, |h2.---x|, |h2.---z|; + | | | + 7 | SCT0 | div | 20: DIVx h4.xy, h2.xz--, h2.ww--; + | SCT1 | mov | 21: MOVr r1.zw, g[TEX0].--xy; + | SCB1 | max | 22: MAXh h2.w, h0, h1; + | | | + 8 | SCT0 | mad | 24: MADr r0.xy,-h2.xz--, const.zw--, r1.zw--; + | SCT1 | mov | 26: TXLr h0, r0, const.xxxx, TEX0; + | TEX | txl | 26: TXLr h0, r0, const.xxxx, TEX0; + | SCB0 | max | 28: MAXh h5.x, h2.w---, h5; + | SCB1 | min | 29: MINh h5.w, h5.---y, h4; + | | | + 9 | SCT0 | mad | 30: MADr r1.xy, h2.xz--, const.zw--, r1.zw--; + | SCT1 | mov | 32: TXLr h2, r1, const.xxxx, TEX0; + | TEX | txl | 32: TXLr h2, r1, const.xxxx, TEX0; + | SCB0/1 | add | 34: ADDh/2 h2, h0, h2; + | | | + 10 | SCT0/1 | mov | 35: TXLr h1, g[TEX0], const.xxxx, TEX0; + | TEX | txl | 35: TXLr h1, g[TEX0], const.xxxx, TEX0; + | SCB0 | max | 37: MAXh h5.y, h5.-x--, h1.-w--; + | SCB1 | min | 38: MINh h4.w, h1, h5; + | | | + 11 | SCT0 | mad | 39: MADr r0.xy,-h4, const.xy--, r1.zw--; + | SCT1 | mov | 41: TXLr h0, r0, const.zzzz, TEX0; + | TEX | txl | 41: TXLr h0, r0, const.zzzz, TEX0; + | SCB0 | mad | 44: MADr r2.xy, h4, const.xy--, r1.zw--; + | SCB1 | add | 43: ADDh*8 h5.z, h5.--y-,-h4.--w-; + | | | + 12 | SCT0/1 | mov | 46: TXLr h3, r2, const.xxxx, TEX0; + | TEX | txl | 46: TXLr h3, r2, const.xxxx, TEX0; + | SCB0/1 | add | 48: ADDh/2 h0, h0, h3; + | | | + 13 | SCT0/1 | mad | 49: ADDh/2 h3, h0, h2; + | SCB0/1 | mul | 50: MOVh h0, h3; + | | | + 14 | SCT0 | set | 51: SLTh h3.x, h3.w---, h5.w---; + | SCT1 | set | 52: SGTh h3.w, h3, h5.---x; + | SCB0 | set | 54: SLThc0 rc, h5.z---, h5; + | SCB1 | add | 53: ADDxc0_s rc, h3.---x, h3; + | | | + 15 | SCT0/1 | mul | 55: MOVh h0(NE0.wwww), h2; + | SCB0/1 | mul | 56: MOVh h0(NE0.xxxx), h1; + +Pass SCT TEX SCB + 1: 0% 100% 25% + 2: 0% 100% 25% + 3: 0% 100% 50% + 4: 0% 100% 50% + 5: 50% 0% 25% + 6: 0% 0% 25% + 7: 100% 0% 25% + 8: 0% 100% 50% + 9: 0% 100% 100% + 10: 0% 100% 50% + 11: 0% 100% 75% + 12: 0% 100% 100% + 13: 100% 0% 100% + 14: 50% 0% 50% + 15: 100% 0% 100% + +MEAN: 26% 60% 56% + +Pass SCT0 SCT1 TEX SCB0 SCB1 + 1: 0% 0% 100% 100% 0% + 2: 0% 0% 100% 100% 0% + 3: 0% 0% 100% 100% 100% + 4: 0% 0% 100% 100% 100% + 5: 100% 100% 0% 100% 0% + 6: 0% 0% 0% 0% 100% + 7: 100% 100% 0% 0% 100% + 8: 0% 0% 100% 100% 100% + 9: 0% 0% 100% 100% 100% + 10: 0% 0% 100% 100% 100% + 11: 0% 0% 100% 100% 100% + 12: 0% 0% 100% 100% 100% + 13: 100% 100% 0% 100% 100% + 14: 100% 100% 0% 100% 100% + 15: 100% 100% 0% 100% 100% + +MEAN: 33% 33% 60% 86% 80% +Fragment Performance Setup: Driver RSX Compiler, GPU RSX, Flags 0x5 +Results 15 cycles, 3 r regs, 800,000,000 pixels/s +============================================================================*/ +#if (FXAA_PS3 == 1) && (FXAA_EARLY_EXIT == 1) +/*--------------------------------------------------------------------------*/ +#pragma disablepc all +#pragma option O2 +#pragma option OutColorPrec=fp16 +#pragma texformat default RGBA8 +/*==========================================================================*/ +half4 FxaaPixelShader( + // {xy} = center of pixel + float2 pos, + // {xy__} = upper left of pixel + // {__zw} = lower right of pixel + float4 posPos, + // {rgb_} = color in linear or perceptual color space + // {___a} = luma in perceptual color space (not linear) + sampler2D tex, + // This must be from a constant/uniform. + // {xy} = rcpFrame not used on PS3 + float2 rcpFrame, + // This must be from a constant/uniform. + // {x___} = 2.0/screenWidthInPixels + // {_y__} = 2.0/screenHeightInPixels + // {__z_} = 0.5/screenWidthInPixels + // {___w} = 0.5/screenHeightInPixels + float4 rcpFrameOpt +) { +/*--------------------------------------------------------------------------*/ +// (1) + half4 rgbyNe = h4tex2Dlod(tex, half4(posPos.zy, 0, 0)); + half lumaNe = rgbyNe.w + half(1.0/512.0); +/*--------------------------------------------------------------------------*/ +// (2) + half4 lumaSw = h4tex2Dlod(tex, half4(posPos.xw, 0, 0)); + half lumaSwNegNe = lumaSw.w - lumaNe; +/*--------------------------------------------------------------------------*/ +// (3) + half4 lumaNw = h4tex2Dlod(tex, half4(posPos.xy, 0, 0)); + half lumaMaxNwSw = max(lumaNw.w, lumaSw.w); + half lumaMinNwSw = min(lumaNw.w, lumaSw.w); +/*--------------------------------------------------------------------------*/ +// (4) + half4 lumaSe = h4tex2Dlod(tex, half4(posPos.zw, 0, 0)); + half dirZ = lumaNw.w + lumaSwNegNe; + half dirX = -lumaNw.w + lumaSwNegNe; +/*--------------------------------------------------------------------------*/ +// (5) + half3 dir; + dir.y = 0.0; + dir.x = lumaSe.w + dirX; + dir.z = -lumaSe.w + dirZ; + half lumaMinNeSe = min(lumaNe, lumaSe.w); +/*--------------------------------------------------------------------------*/ +// (6) + half4 dir1_pos; + dir1_pos.xy = normalize(dir).xz; + half dirAbsMinTimes8 = min(abs(dir1_pos.x), abs(dir1_pos.y)) * half(FXAA_CONSOLE__EDGE_SHARPNESS); +/*--------------------------------------------------------------------------*/ +// (7) + half4 dir2_pos; + dir2_pos.xy = clamp(dir1_pos.xy / dirAbsMinTimes8, half(-2.0), half(2.0)); + dir1_pos.zw = pos.xy; + dir2_pos.zw = pos.xy; + half lumaMaxNeSe = max(lumaNe, lumaSe.w); +/*--------------------------------------------------------------------------*/ +// (8) + half4 temp1N; + temp1N.xy = dir1_pos.zw - dir1_pos.xy * rcpFrameOpt.zw; + temp1N = h4tex2Dlod(tex, half4(temp1N.xy, 0.0, 0.0)); + half lumaMax = max(lumaMaxNwSw, lumaMaxNeSe); + half lumaMin = min(lumaMinNwSw, lumaMinNeSe); +/*--------------------------------------------------------------------------*/ +// (9) + half4 rgby1; + rgby1.xy = dir1_pos.zw + dir1_pos.xy * rcpFrameOpt.zw; + rgby1 = h4tex2Dlod(tex, half4(rgby1.xy, 0.0, 0.0)); + rgby1 = (temp1N + rgby1) * 0.5; +/*--------------------------------------------------------------------------*/ +// (10) + half4 rgbyM = h4tex2Dlod(tex, half4(pos.xy, 0.0, 0.0)); + half lumaMaxM = max(lumaMax, rgbyM.w); + half lumaMinM = min(lumaMin, rgbyM.w); +/*--------------------------------------------------------------------------*/ +// (11) + half4 temp2N; + temp2N.xy = dir2_pos.zw - dir2_pos.xy * rcpFrameOpt.xy; + temp2N = h4tex2Dlod(tex, half4(temp2N.xy, 0.0, 0.0)); + half4 rgby2; + rgby2.xy = dir2_pos.zw + dir2_pos.xy * rcpFrameOpt.xy; + half lumaRangeM = (lumaMaxM - lumaMinM) / FXAA_CONSOLE__EDGE_THRESHOLD; +/*--------------------------------------------------------------------------*/ +// (12) + rgby2 = h4tex2Dlod(tex, half4(rgby2.xy, 0.0, 0.0)); + rgby2 = (temp2N + rgby2) * 0.5; +/*--------------------------------------------------------------------------*/ +// (13) + rgby2 = (rgby2 + rgby1) * 0.5; +/*--------------------------------------------------------------------------*/ +// (14) + bool twoTapLt = rgby2.w < lumaMin; + bool twoTapGt = rgby2.w > lumaMax; + bool earlyExit = lumaRangeM < lumaMax; + bool twoTap = twoTapLt || twoTapGt; +/*--------------------------------------------------------------------------*/ +// (15) + if(twoTap) rgby2 = rgby1; + if(earlyExit) rgby2 = rgbyM; +/*--------------------------------------------------------------------------*/ + return rgby2; } +/*==========================================================================*/ +#endif + + + +/*============================================================================ + + FXAA3 CONSOLE - PC PIXEL SHADER + +------------------------------------------------------------------------------ +Using a modified version of the PS3 version here to best target old hardware. +============================================================================*/ +#if (FXAA_PC_CONSOLE == 1) +/*--------------------------------------------------------------------------*/ +half4 FxaaPixelShader( + // {xy} = center of pixel + float2 pos, + // {xy__} = upper left of pixel + // {__zw} = lower right of pixel + float4 posPos, + // {rgb_} = color in linear or perceptual color space + // {___a} = alpha output is junk value + FxaaTex tex, + // This must be from a constant/uniform. + // {xy} = rcpFrame not used on PC version of FXAA Console + float2 rcpFrame, + // This must be from a constant/uniform. + // {x___} = 2.0/screenWidthInPixels + // {_y__} = 2.0/screenHeightInPixels + // {__z_} = 0.5/screenWidthInPixels + // {___w} = 0.5/screenHeightInPixels + float4 rcpFrameOpt +) { +/*--------------------------------------------------------------------------*/ + half4 dir; + dir.y = 0.0; + half4 lumaNe = FxaaTexTop(tex, posPos.zy); + lumaNe.w += half(1.0/384.0); + dir.x = -lumaNe.w; + dir.z = -lumaNe.w; +/*--------------------------------------------------------------------------*/ + half4 lumaSw = FxaaTexTop(tex, posPos.xw); + dir.x += lumaSw.w; + dir.z += lumaSw.w; +/*--------------------------------------------------------------------------*/ + half4 lumaNw = FxaaTexTop(tex, posPos.xy); + dir.x -= lumaNw.w; + dir.z += lumaNw.w; +/*--------------------------------------------------------------------------*/ + half4 lumaSe = FxaaTexTop(tex, posPos.zw); + dir.x += lumaSe.w; + dir.z -= lumaSe.w; +/*==========================================================================*/ + #if (FXAA_EARLY_EXIT == 1) + half4 rgbyM = FxaaTexTop(tex, pos.xy); +/*--------------------------------------------------------------------------*/ + half lumaMin = min(min(lumaNw.w, lumaSw.w), min(lumaNe.w, lumaSe.w)); + half lumaMax = max(max(lumaNw.w, lumaSw.w), max(lumaNe.w, lumaSe.w)); +/*--------------------------------------------------------------------------*/ + half lumaMinM = min(lumaMin, rgbyM.w); + half lumaMaxM = max(lumaMax, rgbyM.w); +/*--------------------------------------------------------------------------*/ + if((lumaMaxM - lumaMinM) < max(FXAA_CONSOLE__EDGE_THRESHOLD_MIN, lumaMax * FXAA_CONSOLE__EDGE_THRESHOLD)) + #if (FXAA_DISCARD == 1) + FxaaDiscard; + #else + return rgbyM; + #endif + #endif +/*==========================================================================*/ + half4 dir1_pos; + dir1_pos.xy = normalize(dir.xyz).xz; + half dirAbsMinTimesC = min(abs(dir1_pos.x), abs(dir1_pos.y)) * half(FXAA_CONSOLE__EDGE_SHARPNESS); +/*--------------------------------------------------------------------------*/ + half4 dir2_pos; + dir2_pos.xy = clamp(dir1_pos.xy / dirAbsMinTimesC, half(-2.0), half(2.0)); + dir1_pos.zw = pos.xy; + dir2_pos.zw = pos.xy; + half4 temp1N; + temp1N.xy = dir1_pos.zw - dir1_pos.xy * rcpFrameOpt.zw; +/*--------------------------------------------------------------------------*/ + temp1N = FxaaTexTop(tex, temp1N.xy); + half4 rgby1; + rgby1.xy = dir1_pos.zw + dir1_pos.xy * rcpFrameOpt.zw; +/*--------------------------------------------------------------------------*/ + rgby1 = FxaaTexTop(tex, rgby1.xy); + rgby1 = (temp1N + rgby1) * 0.5; +/*--------------------------------------------------------------------------*/ + half4 temp2N; + temp2N.xy = dir2_pos.zw - dir2_pos.xy * rcpFrameOpt.xy; + temp2N = FxaaTexTop(tex, temp2N.xy); +/*--------------------------------------------------------------------------*/ + half4 rgby2; + rgby2.xy = dir2_pos.zw + dir2_pos.xy * rcpFrameOpt.xy; + rgby2 = FxaaTexTop(tex, rgby2.xy); + rgby2 = (temp2N + rgby2) * 0.5; +/*--------------------------------------------------------------------------*/ + #if (FXAA_EARLY_EXIT == 0) + half lumaMin = min(min(lumaNw.w, lumaSw.w), min(lumaNe.w, lumaSe.w)); + half lumaMax = max(max(lumaNw.w, lumaSw.w), max(lumaNe.w, lumaSe.w)); + #endif + rgby2 = (rgby2 + rgby1) * 0.5; +/*--------------------------------------------------------------------------*/ + bool twoTapLt = rgby2.w < lumaMin; + bool twoTapGt = rgby2.w > lumaMax; +/*--------------------------------------------------------------------------*/ + if(twoTapLt || twoTapGt) rgby2 = rgby1; +/*--------------------------------------------------------------------------*/ + return rgby2; } +/*==========================================================================*/ +#endif + + + +/*============================================================================ + + FXAA3 QUALITY - PC + +============================================================================*/ +#if (FXAA_PC == 1) +/*--------------------------------------------------------------------------*/ +float4 FxaaPixelShader( + // {xy} = center of pixel + float2 pos, + // {xyzw} = not used on FXAA3 Quality + float4 posPos, + // {rgb_} = color in linear or perceptual color space + // {___a} = luma in perceptual color space (not linear) + FxaaTex tex, + // This must be from a constant/uniform. + // {x_} = 1.0/screenWidthInPixels + // {_y} = 1.0/screenHeightInPixels + float2 rcpFrame, + // {xyzw} = not used on FXAA3 Quality + float4 rcpFrameOpt +) { +/*--------------------------------------------------------------------------*/ + #if (FXAA_GATHER4_ALPHA == 1) + float4 luma4A = FxaaTexOffAlpha4(tex, pos.xy, FxaaInt2(-1, -1), rcpFrame.xy); + #if (FXAA_DISCARD == 0) + float4 rgbyM = FxaaTexTop(tex, pos.xy); + #endif + float4 luma4B = FxaaTexAlpha4(tex, pos.xy, rcpFrame.xy); + float lumaNE = FxaaTexOff(tex, pos.xy, FxaaInt2(1, -1), rcpFrame.xy).w; + float lumaSW = FxaaTexOff(tex, pos.xy, FxaaInt2(-1, 1), rcpFrame.xy).w; + float lumaNW = luma4A.w; + float lumaN = luma4A.z; + float lumaW = luma4A.x; + float lumaM = luma4A.y; + float lumaE = luma4B.z; + float lumaS = luma4B.x; + float lumaSE = luma4B.y; + #else + float lumaN = FxaaTexOff(tex, pos.xy, FxaaInt2(0, -1), rcpFrame.xy).w; + float lumaW = FxaaTexOff(tex, pos.xy, FxaaInt2(-1, 0), rcpFrame.xy).w; + float4 rgbyM = FxaaTexTop(tex, pos.xy); + float lumaE = FxaaTexOff(tex, pos.xy, FxaaInt2( 1, 0), rcpFrame.xy).w; + float lumaS = FxaaTexOff(tex, pos.xy, FxaaInt2( 0, 1), rcpFrame.xy).w; + float lumaM = rgbyM.w; + #endif +/*--------------------------------------------------------------------------*/ + float rangeMin = min(lumaM, min(min(lumaN, lumaW), min(lumaS, lumaE))); + float rangeMax = max(lumaM, max(max(lumaN, lumaW), max(lumaS, lumaE))); + float range = rangeMax - rangeMin; +/*--------------------------------------------------------------------------*/ + if(range < max(FXAA_QUALITY__EDGE_THRESHOLD_MIN, rangeMax * FXAA_QUALITY__EDGE_THRESHOLD)) + #if (FXAA_DISCARD == 1) + FxaaDiscard; + #else + return rgbyM; + #endif +/*--------------------------------------------------------------------------*/ + #if (FXAA_GATHER4_ALPHA == 0) + float lumaNW = FxaaTexOff(tex, pos.xy, FxaaInt2(-1,-1), rcpFrame.xy).w; + float lumaNE = FxaaTexOff(tex, pos.xy, FxaaInt2( 1,-1), rcpFrame.xy).w; + float lumaSW = FxaaTexOff(tex, pos.xy, FxaaInt2(-1, 1), rcpFrame.xy).w; + float lumaSE = FxaaTexOff(tex, pos.xy, FxaaInt2( 1, 1), rcpFrame.xy).w; + #endif +/*--------------------------------------------------------------------------*/ + #define FXAA_QUALITY__SUBPIX_TRIM_SCALE (1.0/(1.0 - FXAA_QUALITY__SUBPIX_TRIM)) +/*--------------------------------------------------------------------------*/ + float lumaL = (lumaN + lumaW + lumaE + lumaS) * 0.25; + float rangeL = abs(lumaL - lumaM); + float blendL = FxaaSat((rangeL / range) - FXAA_QUALITY__SUBPIX_TRIM) * FXAA_QUALITY__SUBPIX_TRIM_SCALE; + blendL = min(FXAA_QUALITY__SUBPIX_CAP, blendL); +/*--------------------------------------------------------------------------*/ + float edgeVert = + abs(lumaNW + (-2.0 * lumaN) + lumaNE) + + 2.0 * abs(lumaW + (-2.0 * lumaM) + lumaE ) + + abs(lumaSW + (-2.0 * lumaS) + lumaSE); + float edgeHorz = + abs(lumaNW + (-2.0 * lumaW) + lumaSW) + + 2.0 * abs(lumaN + (-2.0 * lumaM) + lumaS ) + + abs(lumaNE + (-2.0 * lumaE) + lumaSE); + bool horzSpan = edgeHorz >= edgeVert; +/*--------------------------------------------------------------------------*/ + float lengthSign = horzSpan ? -rcpFrame.y : -rcpFrame.x; + if(!horzSpan) lumaN = lumaW; + if(!horzSpan) lumaS = lumaE; + float gradientN = abs(lumaN - lumaM); + float gradientS = abs(lumaS - lumaM); + lumaN = (lumaN + lumaM) * 0.5; + lumaS = (lumaS + lumaM) * 0.5; +/*--------------------------------------------------------------------------*/ + bool pairN = gradientN >= gradientS; + if(!pairN) lumaN = lumaS; + if(!pairN) gradientN = gradientS; + if(!pairN) lengthSign *= -1.0; + float2 posN; + posN.x = pos.x + (horzSpan ? 0.0 : lengthSign * 0.5); + posN.y = pos.y + (horzSpan ? lengthSign * 0.5 : 0.0); +/*--------------------------------------------------------------------------*/ + #define FXAA_SEARCH_STEPS 6 + #define FXAA_SEARCH_THRESHOLD (1.0/4.0) +/*--------------------------------------------------------------------------*/ + gradientN *= FXAA_SEARCH_THRESHOLD; +/*--------------------------------------------------------------------------*/ + float2 posP = posN; + float2 offNP = horzSpan ? + FxaaFloat2(rcpFrame.x, 0.0) : + FxaaFloat2(0.0f, rcpFrame.y); + float lumaEndN; + float lumaEndP; + bool doneN = false; + bool doneP = false; + posN += offNP * (-1.5); + posP += offNP * ( 1.5); + for(int i = 0; i < FXAA_SEARCH_STEPS; i++) { + lumaEndN = FxaaTexTop(tex, posN.xy).w; + lumaEndP = FxaaTexTop(tex, posP.xy).w; + bool doneN2 = abs(lumaEndN - lumaN) >= gradientN; + bool doneP2 = abs(lumaEndP - lumaN) >= gradientN; + if(doneN2 && !doneN) posN += offNP; + if(doneP2 && !doneP) posP -= offNP; + if(doneN2 && doneP2) break; + doneN = doneN2; + doneP = doneP2; + if(!doneN) posN -= offNP * 2.0; + if(!doneP) posP += offNP * 2.0; } +/*--------------------------------------------------------------------------*/ + float dstN = horzSpan ? pos.x - posN.x : pos.y - posN.y; + float dstP = horzSpan ? posP.x - pos.x : posP.y - pos.y; +/*--------------------------------------------------------------------------*/ + bool directionN = dstN < dstP; + lumaEndN = directionN ? lumaEndN : lumaEndP; +/*--------------------------------------------------------------------------*/ + if(((lumaM - lumaN) < 0.0) == ((lumaEndN - lumaN) < 0.0)) + lengthSign = 0.0; +/*--------------------------------------------------------------------------*/ + float spanLength = (dstP + dstN); + dstN = directionN ? dstN : dstP; + float subPixelOffset = 0.5 + (dstN * (-1.0/spanLength)); + subPixelOffset += blendL * (1.0/8.0); + subPixelOffset *= lengthSign; + float3 rgbF = FxaaTexTop(tex, FxaaFloat2( + pos.x + (horzSpan ? 0.0 : subPixelOffset), + pos.y + (horzSpan ? subPixelOffset : 0.0))).xyz; +/*--------------------------------------------------------------------------*/ + #if (FXAA_LINEAR == 1) + lumaL *= lumaL; + #endif + float lumaF = dot(rgbF, float3(0.299, 0.587, 0.114)) + (1.0/(65536.0*256.0)); + float lumaB = FxaaLerp(lumaF, lumaL, blendL); + float scale = min(4.0, lumaB/lumaF); + rgbF *= scale; + return float4(rgbF, lumaM); } +/*==========================================================================*/ +#endif + + +uniform sampler2D imgWithLumaTex; +uniform vec2 rcpFrame; +void main (void) +{ + vec4 pospos = vec4(0,0,0,0); + vec4 rcpFrameOpt = vec4(0,0,0,0); + + vec4 col = FxaaPixelShader(gl_TexCoord[0].xy, pospos, imgWithLumaTex, rcpFrame, rcpFrameOpt); + gl_FragColor = col; + }
\ No newline at end of file diff --git a/KaplaDemo/externalIP/resources/fxaa.vs b/KaplaDemo/externalIP/resources/fxaa.vs new file mode 100644 index 00000000..7727c6f1 --- /dev/null +++ b/KaplaDemo/externalIP/resources/fxaa.vs @@ -0,0 +1,6 @@ + +void main(void) +{ + gl_TexCoord[0] = gl_MultiTexCoord0; + gl_Position = gl_Vertex * 2.0f - 1.0f; +} diff --git a/KaplaDemo/externalIP/resources/shaders/bloomH_fs.cpp b/KaplaDemo/externalIP/resources/shaders/bloomH_fs.cpp new file mode 100644 index 00000000..eb9db462 --- /dev/null +++ b/KaplaDemo/externalIP/resources/shaders/bloomH_fs.cpp @@ -0,0 +1,24 @@ + uniform sampler2D colorTex; + uniform float sx; + + void main (void) + { + vec3 bloom = vec3(0.0, 0.0, 0.0); + const float hdrScale = 1.5; + const int kernelSize = 10; + const float invScale = 1.0 / (hdrScale * float(kernelSize)); + + for (int x = -kernelSize; x <= kernelSize; x++) + { + float s = gl_TexCoord[0].s + x * sx; + float t = gl_TexCoord[0].t; + vec3 color = texture2D(colorTex, vec2(s,t)).rgb; + float luminance = dot(color, vec3(0.2125, 0.7154, 0.0721)); + if (luminance > 1.0) + { + bloom += color * ((kernelSize+1) - abs(float(x))); + } + } + + gl_FragColor = vec4(bloom * invScale, 1.0); + }
\ No newline at end of file diff --git a/KaplaDemo/externalIP/resources/shaders/bloomV_fs.cpp b/KaplaDemo/externalIP/resources/shaders/bloomV_fs.cpp new file mode 100644 index 00000000..05f858e3 --- /dev/null +++ b/KaplaDemo/externalIP/resources/shaders/bloomV_fs.cpp @@ -0,0 +1,30 @@ + uniform sampler2D colorTex; + uniform sampler2D blurTex; + uniform float sy; + + void main (void) + { + const float hdrScale = 1.5; + const int kernelSize = 10; + const float invScale = 1.0 / (hdrScale * float(kernelSize) * 100.0); + + vec3 colorP = texture2D(colorTex, gl_TexCoord[0]).rgb; + vec3 bloom = vec3(0.0, 0.0, 0.0); + + for (int y = -kernelSize; y <= kernelSize; y++) + { + float s = gl_TexCoord[0].s; + float t = gl_TexCoord[0].t + y * sy; + vec3 color = texture2D(blurTex, vec2(s,t)).rgb; + float luminance = dot(color, vec3(0.2125, 0.7154, 0.0721)); + if (luminance > 1.0) + { + bloom += color * ((kernelSize+1) - abs(float(y))); + } + } + + vec3 hdrColor = invScale * bloom + colorP; + + vec3 toneMappedColor = 2.0 * hdrColor / (hdrColor + vec3(1.0)); + gl_FragColor = vec4(toneMappedColor, 1.0); + }
\ No newline at end of file diff --git a/KaplaDemo/externalIP/resources/shaders/combine_fs.cpp b/KaplaDemo/externalIP/resources/shaders/combine_fs.cpp new file mode 100644 index 00000000..98160e6a --- /dev/null +++ b/KaplaDemo/externalIP/resources/shaders/combine_fs.cpp @@ -0,0 +1,529 @@ +uniform sampler3D ttt3D; + + uniform float extraNoiseScale = 1.0f; + uniform float noiseScale = 0.03f; + float noise(float p) { + return texture3D(ttt3D, vec3(p*noiseScale*extraNoiseScale, 0.5, 0.5)).x; + } + + float noise(float p, float q) { + return texture3D(ttt3D, vec3(p*noiseScale*extraNoiseScale, q*noiseScale*extraNoiseScale, 0.5)).x; + } + + float snoise(float p) { + return noise(p)*2.0f - 1.0f; + } + float snoise(float p, float q) { + return noise(p, q)*2.0f - 1.0f; + } + float boxstep(float a, float b, float x) { + return (clamp(((x)-(a)) / ((b)-(a)), 0, 1)); + + } + + uniform float Ka = 1; + uniform float Kd = 0.75; + uniform float Ks = 0.15; + uniform float roughness = 0.025; + uniform vec3 specularcolor = vec3(1, 1, 1); + uniform float ringscale = 0; + uniform float grainscale = 0; + uniform float txtscale = 1; + uniform float plankspertile = 4; + uniform vec3 lightwood = vec3(0.57, 0.292, 0.125); + uniform vec3 darkwood = vec3(0.275, 0.15, 0.06); + uniform vec3 groovecolor = vec3(.05, .04, .015); + //uniform float plankwidth = .05; + uniform float plankwidth = .2; + uniform float groovewidth = 0.001; + uniform float plankvary = 0.8; + uniform float grainy = 1; + uniform float wavy = 0.08; + uniform float MINFILTERWIDTH = 1.0e-7; + + vec3 myTexture3D_0(vec3 p) + { + float r; + float r2; + float whichrow; + float whichplank; + float swidth; + float twidth; + float fwidth; + float ss; + float tt; + float w; + float h; + float fade; + float ttt; + vec3 Ct; + vec3 woodcolor; + float groovy; + float PGWIDTH; + float PGHEIGHT; + float GWF; + float GHF; + float tilewidth; + float whichtile; + float tmp; + float planklength; + + + PGWIDTH = plankwidth + groovewidth; + planklength = PGWIDTH * plankspertile - groovewidth; + + PGHEIGHT = planklength + groovewidth; + GWF = groovewidth*0.5 / PGWIDTH; + GHF = groovewidth*0.5 / PGHEIGHT; + + // Determine how wide in s-t space one pixel projects to + float s = p.x; + float t = p.y; + float du = 1.0; + float dv = 1.0; + + swidth = (max(abs(dFdx(s)*du) + abs(dFdy(s)*dv), MINFILTERWIDTH) / + PGWIDTH) * txtscale; + twidth = (max(abs(dFdx(t)*du) + abs(dFdy(t)*dv), MINFILTERWIDTH) / + PGHEIGHT) * txtscale; + fwidth = max(swidth, twidth); + + ss = (txtscale * s) / PGWIDTH; + whichrow = floor(ss); + tt = (txtscale * t) / PGHEIGHT; + whichplank = floor(tt); + + if (mod(whichrow / plankspertile + whichplank, 2) >= 1) { + ss = txtscale * t / PGWIDTH; + whichrow = floor(ss); + tt = txtscale * s / PGHEIGHT; + whichplank = floor(tt); + tmp = swidth; swidth = twidth; twidth = tmp; + } + ss -= whichrow; + tt -= whichplank; + whichplank += 20 * (whichrow + 10); + + if (swidth >= 1) + w = 1 - 2 * GWF; + else w = clamp(boxstep(GWF - swidth, GWF, ss), max(1 - GWF / swidth, 0), 1) + - clamp(boxstep(1 - GWF - swidth, 1 - GWF, ss), 0, 2 * GWF / swidth); + if (twidth >= 1) + h = 1 - 2 * GHF; + else h = clamp(boxstep(GHF - twidth, GHF, tt), max(1 - GHF / twidth, 0), 1) + - clamp(boxstep(1 - GHF - twidth, 1 - GHF, tt), 0, 2 * GHF / twidth); + // This would be the non-antialiased version: + //w = step (GWF,ss) - step(1-GWF,ss); + //h = step (GHF,tt) - step(1-GHF,tt); + + groovy = w*h; + + + + // Add the ring patterns + fade = smoothstep(1 / ringscale, 8 / ringscale, fwidth); + if (fade < 0.999) { + + ttt = tt / 4 + whichplank / 28.38 + wavy * noise(8 * ss, tt / 4); + r = ringscale * noise(ss - whichplank, ttt); + r -= floor(r); + r = 0.3 + 0.7*smoothstep(0.2, 0.55, r)*(1 - smoothstep(0.75, 0.8, r)); + r = (1 - fade)*r + 0.65*fade; + + // Multiply the ring pattern by the fine grain + + fade = smoothstep(2 / grainscale, 8 / grainscale, fwidth); + if (fade < 0.999) { + r2 = 1.3 - noise(ss*grainscale, (tt*grainscale / 4)); + r2 = grainy * r2*r2 + (1 - grainy); + r *= (1 - fade)*r2 + (0.75*fade); + + } + else r *= 0.75; + + } + else r = 0.4875; + + + // Mix the light and dark wood according to the grain pattern + woodcolor = lerp(lightwood, darkwood, r); + + // Add plank-to-plank variation in overall color + woodcolor *= (1 - plankvary / 2 + plankvary * noise(whichplank + 0.5)); + + Ct = lerp(groovecolor, woodcolor, groovy); + return Ct; + + } + + float noise3D_1(vec3 p) + { + return texture3D(ttt3D, p).x*2.0f - 1.0f; + } + + float turbulence_1(vec3 p, int octaves, float lacunarity, float gain) { + + float freq = 1.0f; + float amp = 0.8f; + float sum = 0.0f; + + for (int i = 0; i<octaves; i++) { + sum += abs(noise3D_1(p*freq))*amp; + freq *= lacunarity; + amp *= gain; + } + return sum; + } + + float spike_1(float c, float w, float x) { + return smoothstep(c - w, c, x) * smoothstep(c + w, c, x); + } + + vec3 myTexture3D_1(vec3 p) + { + + + float noiseScale = 0.1f*extraNoiseScale; + float noise = turbulence_1(p*noiseScale, 3, 3.0f, 0.5f); + //noise = turbulence(p*noiseScale + vec3(noise, noise, noise*0.3)*0.01f, 8, 3.0f, 0.5f); + + //noise = spike(0.35f, 0.05f, noise); + //noise = noise; + + vec3 base = lerp(vec3(164, 148, 108)*1.63 / 255, vec3(178, 156, 126)*1.73 / 255, spike_1(0.5f, 0.3f, turbulence_1(p*noiseScale*0.7f + vec3(noise*0.5, noise, noise)*0.011f, 2, 2.0f, 0.5f))); + //vec3 b2 = lerp(base, vec3(0.0f, 0.0f, 0.0f), noise); + vec3 b2 = lerp(base, vec3(173, 160, 121)*1.73 / 255, noise); + + + + return b2*0.75f; + + } + + vec3 myTexture3DCom(vec3 p, float mat) { + // Depend on material ID + + if (mat < 0.5f) { + //return myTexture3D_0(p); + return vec3(173, 160, 151) *0.85/ 255; + //return lightwood*1.3; + } + else + if (mat < 1.5f) { + //return myTexture3D_1(p); + return vec3(173, 100, 21)*1.73 / 255; + } else { + return vec3(1.0f, 0.0f, 0.0f); + + } + + } +// scene reflection +uniform float reflectionCoeff = 0.0f; +uniform float specularCoeff = 0.0f; + +uniform sampler2DRect reflectionTex; + +// Shadow map +uniform float shadowAmbient = 0.0; +uniform float hdrScale = 5.0; +uniform sampler2D texture; +uniform sampler2DArrayShadow stex; +uniform sampler2DArrayShadow stex2; +uniform sampler2DArrayShadow stex3; +uniform samplerCube skyboxTex; +uniform vec2 texSize; // x - size, y - 1/size +uniform vec4 far_d; + +// Spot lights +uniform vec3 spotLightDir; +uniform vec3 spotLightPos; +uniform float spotLightCosineDecayBegin; +uniform float spotLightCosineDecayEnd; + +uniform vec3 spotLightDir2; +uniform vec3 spotLightPos2; +uniform float spotLightCosineDecayBegin2; +uniform float spotLightCosineDecayEnd2; + +uniform vec3 spotLightDir3; +uniform vec3 spotLightPos3; +uniform float spotLightCosineDecayBegin3; +uniform float spotLightCosineDecayEnd3; + +uniform vec3 parallelLightDir; +uniform float shadowAdd; +uniform int useTexture; +uniform int numShadows; + + +uniform float roughnessScale; +uniform vec3 ambientColor; + +uniform sampler2DArray diffuseTexArray; +uniform sampler2DArray bumpTexArray; +uniform sampler2DArray specularTexArray; +uniform sampler2DArray emissiveReflectSpecPowerTexArray; + +uniform vec2 shadowTaps[12]; + + +float shadowCoeff1(float bscale) +{ + + int index = 3; + + if(gl_FragCoord.z < far_d.x) + index = 0; + else if(gl_FragCoord.z < far_d.y) + index = 1; + else if(gl_FragCoord.z < far_d.z) + index = 2; + + vec4 shadow_coord = gl_TextureMatrix[index]*vec4(gl_TexCoord[1].xyz, 1); + + shadow_coord.w = shadow_coord.z + shadowAdd*bscale; + // tell glsl in which layer to do the look up + shadow_coord.z = float(index); + + + // Gaussian 3x3 filter +// return shadow2DArray(stex, shadow_coord).x; + /* + const float X = 1.0f; + float ret = shadow2DArray(stex, shadow_coord).x * 0.25; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( -X, -X)).x * 0.0625; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( -X, 0)).x * 0.125; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( -X, X)).x * 0.0625; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( 0, -X)).x * 0.125; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( 0, X)).x * 0.125; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( X, -X)).x * 0.0625; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( X, 0)).x * 0.125; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( X, X)).x * 0.0625; + return ret;*/ + const int numTaps = 6; + float radius = 0.0003f/pow(2,index); + float s = 0.0f; + for (int i = 0; i < numTaps; i++) + { + s += shadow2DArray(stex, shadow_coord + vec4(shadowTaps[i] * radius, 0.0f, 0.0f)).r; + } + s /= numTaps; + return s; +} +float shadowCoeff2() +{ + const int index = 1; + + //int index = 3; + //if(gl_FragCoord.z < far_d.x) + // index = 0; + //else if(gl_FragCoord.z < far_d.y) + // index = 1; + //else if(gl_FragCoord.z < far_d.z) + // index = 2; + + vec4 shadow_coord = gl_TextureMatrix[index]*vec4(gl_TexCoord[1].xyz, 1); + + shadow_coord.w = shadow_coord.z + shadowAdd; + shadow_coord.z = float(0); + // return shadow2DArray(stex, shadow_coord).x; + + const float X = 1.0f; + float ret = shadow2DArray(stex2, shadow_coord).x * 0.25; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( -X, -X)).x * 0.0625; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( -X, 0)).x * 0.125; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( -X, X)).x * 0.0625; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( 0, -X)).x * 0.125; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( 0, X)).x * 0.125; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( X, -X)).x * 0.0625; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( X, 0)).x * 0.125; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( X, X)).x * 0.0625; + return ret; +} +float shadowCoeff3() +{ + const int index = 2; + + //int index = 3; + //if(gl_FragCoord.z < far_d.x) + // index = 0; + //else if(gl_FragCoord.z < far_d.y) + // index = 1; + //else if(gl_FragCoord.z < far_d.z) + // index = 2; + + vec4 shadow_coord = gl_TextureMatrix[index]*vec4(gl_TexCoord[1].xyz, 1); + + shadow_coord.w = shadow_coord.z + shadowAdd; + shadow_coord.z = float(0); + + // return shadow2DArray(stex, shadow_coord).x; + + const float X = 1.0f; + float ret = shadow2DArray(stex3, shadow_coord).x * 0.25; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( -X, -X)).x * 0.0625; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( -X, 0)).x * 0.125; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( -X, X)).x * 0.0625; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( 0, -X)).x * 0.125; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( 0, X)).x * 0.125; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( X, -X)).x * 0.0625; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( X, 0)).x * 0.125; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( X, X)).x * 0.0625; + return ret; +} + + + +uniform float RollOff = 0.5f; +uniform float fresnelBias = 0.0; +uniform float fresnelScale = 1.0; +uniform float fresnelPower = 3.0; // 5.0 is physically correct +void main() +{ + +/* + int index = 3; + + if(gl_FragCoord.z < far_d.x) + index = 0; + else if(gl_FragCoord.z < far_d.y) + index = 1; + else if(gl_FragCoord.z < far_d.z) + index = 2; + if (index == 3) gl_FragColor = vec4(1,0,0,1); + if (index == 2) gl_FragColor = vec4(0,1,0,1); + if (index == 1) gl_FragColor = vec4(0,0,1,1); + if (index == 0) gl_FragColor = vec4(1,1,0,1); + return;*/ + /* + int index = 3; + + if(gl_FragCoord.z < far_d.x) + index = 0; + else if(gl_FragCoord.z < far_d.y) + index = 1; + else if(gl_FragCoord.z < far_d.z) + index = 2; + + vec4 shadow_coord = gl_TextureMatrix[index]*vec4(gl_TexCoord[1].xyz, 1); + + shadow_coord.w = shadow_coord.z + shadowAdd; + // tell glsl in which layer to do the look up + shadow_coord.z = float(index)*0.33333333f; + gl_FragColor = vec4(shadow_coord.xyz,1.0f); + return; + */ + //// TODO, expose this as user parameter + const float skyLightIntensity = 0.2; + const float rimLightIntensity = 0.3; + + vec3 normal = normalize(gl_TexCoord[2].xyz); + vec3 t0 = gl_TexCoord[3].xyz; + vec3 t1 = gl_TexCoord[4].xyz; + + vec3 diffuseMat; + vec3 specularMat; + vec3 bump; + vec3 emissiveReflectSpecPow; + + // read in material color for diffuse, specular, bump, emmisive + + // 3D texture + diffuseMat = myTexture3DCom(gl_TexCoord[0].xyz, gl_TexCoord[6].w); + //diffuseMat = myTexture3D(gl_TexCoord[0].xyz);//texture3D(ttt3D, gl_TexCoord[0].xyz); + //diffuseMat = texture3D(ttt3D, gl_TexCoord[0].xyz); + + specularMat = vec3(1.0); + bump = texture2D(texture, gl_TexCoord[5].xy).xyz; + if (dot(bump,bump) < 0.01) bump = vec3(0.5,0.5,1); + emissiveReflectSpecPow = vec3(0.0,0.0,0.0); + + + // apply bump to the normal + bump = (bump - vec3(0.5,0.5,0.5)) * 2.0f; + bump.xy *= roughnessScale*0.1; + + float sc = 1.0f; + normal = normalize(t0*bump.x + t1*bump.y + sc*normal * bump.z); + + //gl_FragColor.xyz = normal*0.5 + vec3(0.5,0.5,0.5); + //gl_FragColor.w = 1; + //return; + vec3 eyeVec = normalize(gl_TexCoord[1].xyz); + + // apply gamma correction for diffuse textures + //diffuseMat = pow(diffuseMat, 0.45); + + float specularPower = emissiveReflectSpecPow.b*255.0f + 1.0f; + + // TODO - fix this + specularPower = 10.0f; + + float emissive = 0.0f; + float reflectivity = emissiveReflectSpecPow.b; + float fresnel = fresnelBias + fresnelScale*pow(1.0 - max(0.0, dot(normal, eyeVec)), fresnelPower); + float specular = 0.0f; + + vec3 skyNormal = reflect(eyeVec, normal); + vec3 skyColor = skyLightIntensity * textureCube(skyboxTex, skyNormal).rgb; + vec3 ambientSkyColor = diffuseMat * skyColor; + + vec3 diffuseColor = vec3(0.0, 0.0, 0.0); + + if (numShadows >= 1) { + + vec3 lightColor = hdrScale * vec3(1.0, 1.0, 1.0); + vec3 shadowColor = vec3(0.4, 0.4, 0.7); // colored shadow + //vec3 lvec = normalize(spotLightDir); + vec3 lvec = normalize(spotLightPos - gl_TexCoord[1].xyz); + float ldn = max(0.0f, dot(normal, lvec)); + float cosine = dot(lvec, spotLightDir); + float intensity = smoothstep(spotLightCosineDecayBegin, spotLightCosineDecayEnd, cosine); + + float bscale = 1;//1.0f-ldn; + + float shadowC = shadowCoeff1(bscale); + //gl_FragColor = vec4(shadowC,shadowC,shadowC,1.0f); + //return; + vec3 irradiance = shadowC * ldn * lightColor; + + // diffuse irradiance + diffuseColor += diffuseMat * irradiance*intensity; + + // add colored shadow + diffuseColor += (1.0 - shadowC*ldn) * shadowAmbient * shadowColor * diffuseMat*intensity; + + vec3 r = reflect(lvec, normal); + specular += pow(max(0.0, dot(r, eyeVec)), specularPower)*shadowC*intensity; + } + + // add rim light + if (numShadows >= 2) { + vec3 lightColor = hdrScale * vec3(1.0, 1.0, 1.0); + vec3 lvec = normalize(spotLightDir2); + float ldn = max(0.0f, dot(normal, lvec)); + vec3 irradiance = ldn * lightColor; + + // diffuse irradiance + diffuseColor += diffuseMat * irradiance; + } + + vec3 color = vec3(0.0, 0.0, 0.0); + + color += diffuseColor; + color += ambientSkyColor; + color += specular*specularMat; + color += hdrScale * emissive * diffuseMat; + + //vec3 reflectColor = diffuseMat * texture2DRect(reflectionTex, gl_FragCoord.xy).rgb; + //color = reflectionCoeff * reflectColor + (1.0f - reflectionCoeff) * color; + color = (fresnel * skyColor + (1.0 - fresnel) * color) * reflectivity + (1.0 - reflectivity) * color; + + gl_FragColor.rgb = color; + gl_FragColor.w = gl_Color.w; + + float fog = clamp(gl_Fog.scale*(gl_Fog.end+gl_TexCoord[1].z), 0.0, 1.0); + vec4 fogCol = gl_Fog.color; + gl_FragColor = mix(fogCol, gl_FragColor, fog); +}
\ No newline at end of file diff --git a/KaplaDemo/externalIP/resources/shaders/combine_vs.cpp b/KaplaDemo/externalIP/resources/shaders/combine_vs.cpp new file mode 100644 index 00000000..af9f33fe --- /dev/null +++ b/KaplaDemo/externalIP/resources/shaders/combine_vs.cpp @@ -0,0 +1,79 @@ + +uniform float uvScale = 1.0f; +uniform sampler2D transTex; +uniform int transTexSize; +uniform float iTransTexSize; +uniform float bumpTextureUVScale; +//attribute mat4 transformmatrix; +void main() +{ + + int ti = (int)(gl_MultiTexCoord0.w); + //int ti = tq; + int tpr = transTexSize / 4; + int row = ti / tpr; + int col = (ti - row*tpr)*4; + + float fx = (col+0.5f)*iTransTexSize; + float fy = (row+0.5f)*iTransTexSize; + + + vec4 r0 = texture2D(transTex, vec2(fx,fy)); + vec4 r1 = texture2D(transTex, vec2(fx+iTransTexSize,fy)); + vec4 r2 = texture2D(transTex, vec2(fx+iTransTexSize*2.0f,fy)); + vec4 r3 = texture2D(transTex, vec2(fx+iTransTexSize*3.0f,fy)); +// vec4 r3 = vec4(0,0,0,1); + + vec3 offset = vec3(r0.w, r1.w, r2.w); + r0.w = 0.0f; + r1.w = 0.0f; + r2.w = 0.0f; + + float material = r3.w; + r3.w = 1.0f; + mat4 transformmatrix = mat4(r0,r1,r2,r3); + + + + + mat4 mvp = gl_ModelViewMatrix * transformmatrix; + mat4 mvpt = gl_ModelViewMatrixInverseTranspose * transformmatrix; + vec4 t0 = vec4(gl_MultiTexCoord0.xyz, 0.0f); + + vec4 t1 = vec4(cross(gl_Normal.xyz, t0.xyz), 0.0f); + +// mat4 mvp = gl_ModelViewMatrix; +// mat4 mvpt = gl_ModelViewMatrixInverseTranspose; + + + vec4 eyeSpacePos = mvp * gl_Vertex; + //eyeSpacePos.y += gl_InstanceID * 0.2f; + //gl_TexCoord[0].xyz = gl_MultiTexCoord0.xyz*uvScale; + vec3 coord3d = gl_Vertex.xyz + offset; + gl_TexCoord[0].xyz = (coord3d)*uvScale; + gl_TexCoord[1] = eyeSpacePos; + gl_FrontColor = gl_Color; + gl_Position = gl_ProjectionMatrix*eyeSpacePos; + gl_TexCoord[2] = mvpt * vec4(gl_Normal.xyz,0.0); + + gl_TexCoord[3] = mvpt * t0; + gl_TexCoord[4].xyz = mvpt * t1; + + gl_TexCoord[5].xy = vec2(dot(coord3d, t0.xyz), dot(coord3d, t1.xyz))*bumpTextureUVScale*2; + + gl_TexCoord[6].xyz = vec3(gl_MultiTexCoord1.xy, material); + gl_TexCoord[6].y = 1.0 - gl_TexCoord[6].y; + + float MAX_3D_TEX = 8.0; + if (gl_TexCoord[6].x >= 5.0f) { + // 2D Tex + gl_TexCoord[6].x -= 5.0f; + gl_TexCoord[6].z = floor(gl_TexCoord[6].z / MAX_3D_TEX); + } else { + gl_TexCoord[6].z -= floor(gl_TexCoord[6].z / MAX_3D_TEX)*MAX_3D_TEX; + gl_TexCoord[6].z -= 100.0f; + + } + gl_TexCoord[6].w = floor(fract(material / MAX_3D_TEX)*MAX_3D_TEX + 0.5f); + gl_ClipVertex = vec4(eyeSpacePos.xyz, 1.0f); +}
\ No newline at end of file diff --git a/KaplaDemo/externalIP/resources/shaders/debris_fs.cpp b/KaplaDemo/externalIP/resources/shaders/debris_fs.cpp new file mode 100644 index 00000000..6dd9406d --- /dev/null +++ b/KaplaDemo/externalIP/resources/shaders/debris_fs.cpp @@ -0,0 +1,309 @@ + uniform sampler3D ttt3D; + uniform float extraNoiseScale = 1.0f; +float noise3D(vec3 p) +{ + return texture3D(ttt3D, p).x*2.0f - 1.0f; +} + +float turbulence(vec3 p, int octaves, float lacunarity, float gain) { + + float freq = 1.0f; + float amp = 0.8f; + float sum = 0.0f; + + for(int i=0; i<octaves; i++) { + sum += abs(noise3D(p*freq))*amp; + freq *= lacunarity; + amp *= gain; + } + return sum; +} + +float spike(float c, float w, float x) { + return smoothstep(c-w, c, x) * smoothstep(c+w, c, x); +} + +vec3 myTexture3D(vec3 p) +{ + + + float noiseScale = 0.1f*extraNoiseScale; + float noise = turbulence(p*noiseScale, 3, 3.0f, 0.5f); + //noise = turbulence(p*noiseScale + vec3(noise, noise, noise*0.3)*0.01f, 8, 3.0f, 0.5f); + + //noise = spike(0.35f, 0.05f, noise); + //noise = noise; + + vec3 base = lerp(vec3(164,148,108)*1.63/255, vec3(178,156,126)*1.73/255, spike(0.5f, 0.3f, turbulence(p*noiseScale*0.7f + vec3(noise*0.5, noise, noise)*0.011f, 2, 2.0f, 0.5f))); + //vec3 b2 = lerp(base, vec3(0.0f, 0.0f, 0.0f), noise); + vec3 b2 = lerp(base, vec3(173, 160, 121)*1.73/255, noise); + + + + return b2; + + + + + +} + +// scene reflection +uniform float reflectionCoeff = 0.0f; +uniform float specularCoeff = 0.0f; + +uniform sampler2DRect reflectionTex; + +// Shadow map +uniform float shadowAmbient = 0.0; +uniform float hdrScale = 5.0; +uniform sampler2D texture; +uniform sampler2DArrayShadow stex; +uniform sampler2DArrayShadow stex2; +uniform sampler2DArrayShadow stex3; +uniform samplerCube skyboxTex; +uniform vec2 texSize; // x - size, y - 1/size +uniform vec4 far_d; + +// Spot lights +uniform vec3 spotLightDir; +uniform vec3 spotLightPos; +uniform float spotLightCosineDecayBegin; +uniform float spotLightCosineDecayEnd; + +uniform vec3 spotLightDir2; +uniform vec3 spotLightPos2; +uniform float spotLightCosineDecayBegin2; +uniform float spotLightCosineDecayEnd2; + +uniform vec3 spotLightDir3; +uniform vec3 spotLightPos3; +uniform float spotLightCosineDecayBegin3; +uniform float spotLightCosineDecayEnd3; + +uniform vec3 parallelLightDir; +uniform float shadowAdd; +uniform int useTexture; +uniform int numShadows; + + +uniform float roughnessScale; +uniform vec3 ambientColor; + +uniform sampler2DArray diffuseTexArray; +uniform sampler2DArray bumpTexArray; +uniform sampler2DArray specularTexArray; +uniform sampler2DArray emissiveReflectSpecPowerTexArray; + + + +float shadowCoeff1() +{ + const int index = 0; + + //int index = 3; + // + //if(gl_FragCoord.z < far_d.x) + // index = 0; + //else if(gl_FragCoord.z < far_d.y) + // index = 1; + //else if(gl_FragCoord.z < far_d.z) + // index = 2; + + vec4 shadow_coord = gl_TextureMatrix[index]*vec4(gl_TexCoord[1].xyz, 1); + + shadow_coord.w = shadow_coord.z + shadowAdd; + // tell glsl in which layer to do the look up + shadow_coord.z = float(index); + + + // Gaussian 3x3 filter + // return shadow2DArray(stex, shadow_coord).x; + const float X = 1.0f; + float ret = shadow2DArray(stex, shadow_coord).x * 0.25; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( -X, -X)).x * 0.0625; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( -X, 0)).x * 0.125; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( -X, X)).x * 0.0625; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( 0, -X)).x * 0.125; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( 0, X)).x * 0.125; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( X, -X)).x * 0.0625; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( X, 0)).x * 0.125; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( X, X)).x * 0.0625; + return ret; +} +float shadowCoeff2() +{ + const int index = 1; + + //int index = 3; + //if(gl_FragCoord.z < far_d.x) + // index = 0; + //else if(gl_FragCoord.z < far_d.y) + // index = 1; + //else if(gl_FragCoord.z < far_d.z) + // index = 2; + + vec4 shadow_coord = gl_TextureMatrix[index]*vec4(gl_TexCoord[1].xyz, 1); + + shadow_coord.w = shadow_coord.z + shadowAdd; + shadow_coord.z = float(0); + // return shadow2DArray(stex, shadow_coord).x; + + const float X = 1.0f; + float ret = shadow2DArray(stex2, shadow_coord).x * 0.25; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( -X, -X)).x * 0.0625; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( -X, 0)).x * 0.125; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( -X, X)).x * 0.0625; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( 0, -X)).x * 0.125; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( 0, X)).x * 0.125; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( X, -X)).x * 0.0625; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( X, 0)).x * 0.125; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( X, X)).x * 0.0625; + return ret; +} +float shadowCoeff3() +{ + const int index = 2; + + //int index = 3; + //if(gl_FragCoord.z < far_d.x) + // index = 0; + //else if(gl_FragCoord.z < far_d.y) + // index = 1; + //else if(gl_FragCoord.z < far_d.z) + // index = 2; + + vec4 shadow_coord = gl_TextureMatrix[index]*vec4(gl_TexCoord[1].xyz, 1); + + shadow_coord.w = shadow_coord.z + shadowAdd; + shadow_coord.z = float(0); + + // return shadow2DArray(stex, shadow_coord).x; + + const float X = 1.0f; + float ret = shadow2DArray(stex3, shadow_coord).x * 0.25; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( -X, -X)).x * 0.0625; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( -X, 0)).x * 0.125; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( -X, X)).x * 0.0625; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( 0, -X)).x * 0.125; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( 0, X)).x * 0.125; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( X, -X)).x * 0.0625; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( X, 0)).x * 0.125; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( X, X)).x * 0.0625; + return ret; +} + + + +uniform float RollOff = 0.5f; +uniform float fresnelBias = 0.0; +uniform float fresnelScale = 1.0; +uniform float fresnelPower = 3.0; // 5.0 is physically correct +void main() +{ + //// TODO, expose this as user parameter + const float skyLightIntensity = 0.2; + const float rimLightIntensity = 0.3; + + vec3 normal = normalize(gl_TexCoord[2].xyz); + vec3 t0 = gl_TexCoord[3].xyz; + vec3 t1 = gl_TexCoord[4].xyz; + + vec3 diffuseMat; + vec3 specularMat; + vec3 bump; + vec3 emissiveReflectSpecPow; + + // read in material color for diffuse, specular, bump, emmisive + if (gl_TexCoord[6].z >= 0.0f) { + // 2D texture + diffuseMat = texture2DArray(diffuseTexArray, gl_TexCoord[6].xyz).rgb; + //specularMat = texture2DArray(specularTexArray, gl_TexCoord[6].xyz).rgb; // TODO Does not seem to work + specularMat = vec3(1.0f); + bump = texture2DArray(bumpTexArray, gl_TexCoord[6].xyz).xyz; + if (dot(bump,bump) < 0.01) bump = vec3(0.5,0.5,1); + emissiveReflectSpecPow = texture2DArray(emissiveReflectSpecPowerTexArray, gl_TexCoord[6].xyz).xyz; + + } else { + // 3D texture + diffuseMat = myTexture3D(gl_TexCoord[0].xyz) * vec3(0.5,0.5,0.5);//texture3D(ttt3D, gl_TexCoord[0].xyz); + specularMat = vec3(1.0); + bump = texture2D(texture, gl_TexCoord[5].xy).xyz; + if (dot(bump,bump) < 0.01) bump = vec3(0.5,0.5,1); + emissiveReflectSpecPow = vec3(0.0,0.0,0.0); + } + + // apply bump to the normal + bump = (bump - vec3(0.5,0.5,0.5)) * 2.0f; + bump.xy *= roughnessScale*2; + float sc = 1.0f; + normal = normalize(t0*bump.x + t1*bump.y + sc*normal * bump.z); + + vec3 eyeVec = normalize(gl_TexCoord[1].xyz); + + // apply gamma correction for diffuse textures + diffuseMat = pow(diffuseMat, 0.45); + + float specularPower = emissiveReflectSpecPow.b*255.0f + 1.0f; + + // TODO - fix this + specularPower = 10.0f; + + float emissive = emissiveReflectSpecPow.r*10.0f; + float reflectivity = emissiveReflectSpecPow.b; + float fresnel = fresnelBias + fresnelScale*pow(1.0 - max(0.0, dot(normal, eyeVec)), fresnelPower); + float specular = 0.0f; + + vec3 skyNormal = reflect(eyeVec, normal); + vec3 skyColor = skyLightIntensity * textureCube(skyboxTex, skyNormal).rgb; + vec3 ambientSkyColor = diffuseMat * skyColor; + + vec3 diffuseColor = vec3(0.0, 0.0, 0.0); + + if (numShadows >= 1) { + vec3 lightColor = hdrScale * vec3(1.0, 0.9, 0.9); + vec3 shadowColor = vec3(0.4, 0.4, 0.9); // colored shadow + vec3 lvec = normalize(spotLightDir); + float ldn = max(0.0f, dot(normal, lvec)); + float shadowC = shadowCoeff1(); + vec3 irradiance = shadowC * ldn * lightColor; + + // diffuse irradiance + diffuseColor += diffuseMat * irradiance; + + // add colored shadow + diffuseColor += (1.0 - shadowC) * shadowAmbient * shadowColor * diffuseMat; + + vec3 r = reflect(lvec, normal); + specular += pow(max(0.0, dot(r,eyeVec)), specularPower)*shadowC; + } + + // add rim light + if (numShadows >= 2) { + vec3 lightColor = rimLightIntensity * vec3(1.0, 0.9, 0.9); + vec3 lvec = normalize(spotLightDir2); + float ldn = max(0.0f, dot(normal, lvec)); + vec3 irradiance = ldn * lightColor; + + // diffuse irradiance + diffuseColor += diffuseMat * irradiance; + } + + vec3 color = vec3(0.0, 0.0, 0.0); + + color += diffuseColor; + color += ambientSkyColor; + color += specular*specularMat; + //color += hdrScale * emissive * diffuseMat; + + //vec3 reflectColor = diffuseMat * texture2DRect(reflectionTex, gl_FragCoord.xy).rgb; + //color = reflectionCoeff * reflectColor + (1.0f - reflectionCoeff) * color; + //color = (fresnel * skyColor + (1.0 - fresnel) * color) * reflectivity + (1.0 - reflectivity) * color; + + gl_FragColor.rgb = color; + gl_FragColor.w = gl_Color.w; + + float fog = clamp(gl_Fog.scale*(gl_Fog.end+gl_TexCoord[1].z), 0.0, 1.0); + vec4 fogCol = gl_Fog.color; + gl_FragColor = mix(fogCol, gl_FragColor, fog); +}
\ No newline at end of file diff --git a/KaplaDemo/externalIP/resources/shaders/debris_vs.cpp b/KaplaDemo/externalIP/resources/shaders/debris_vs.cpp new file mode 100644 index 00000000..80040ea7 --- /dev/null +++ b/KaplaDemo/externalIP/resources/shaders/debris_vs.cpp @@ -0,0 +1,44 @@ +uniform float uvScale = 1.0f; +attribute mat4 transformmatrix; +uniform float bumpTextureUVScale; + +void main() +{ + mat4 mvp = gl_ModelViewMatrix * transformmatrix; + mat4 mvpt = gl_ModelViewMatrixInverseTranspose * transformmatrix; + //mat4 mvp2 = gl_ModelViewMatrix * transformmatrix; + //mat4 mvp = gl_ModelViewMatrix; + //mat4 mvpt = gl_ModelViewMatrixInverseTranspose; + + vec4 eyeSpacePos = mvp * gl_Vertex; + + vec4 t0 = vec4(gl_MultiTexCoord0.xyz, 0.0f); + vec4 t1 = vec4(cross(gl_Normal.xyz, t0.xyz), 0.0f); + + + vec3 coord3d = gl_Vertex.xyz; + gl_TexCoord[0].xyz = (coord3d)*uvScale; + gl_TexCoord[1] = eyeSpacePos; + gl_FrontColor = gl_Color; + gl_Position = gl_ProjectionMatrix*eyeSpacePos; + gl_TexCoord[2] = mvpt * vec4(gl_Normal.xyz,0.0); + + gl_TexCoord[3] = mvpt * t0; + gl_TexCoord[4] = mvpt * t1; + + gl_TexCoord[5].xy = vec2(dot(coord3d, t0.xyz), dot(coord3d, t1.xyz))*bumpTextureUVScale*2; + + gl_TexCoord[6].xyz = vec3(0,0,-100); // TODO: 2D UV are 0 and material id is -100 (first 3D texture) + + /* + //vec4 eyeSpacePos2 = mvp2 * gl_Vertex; + gl_TexCoord[0] = gl_MultiTexCoord0*uvScale; + gl_TexCoord[1] = eyeSpacePos; + gl_FrontColor = gl_Color; + //gl_FrontColor.x += eyeSpacePos2.x; + + gl_Position = gl_ProjectionMatrix*eyeSpacePos; + gl_TexCoord[2] = mvpt * vec4(gl_Normal.xyz,0.0); + gl_ClipVertex = vec4(eyeSpacePos.xyz, 1.0f); + */ +}
\ No newline at end of file diff --git a/KaplaDemo/externalIP/resources/shaders/default_fs.cpp b/KaplaDemo/externalIP/resources/shaders/default_fs.cpp new file mode 100644 index 00000000..8dda1d21 --- /dev/null +++ b/KaplaDemo/externalIP/resources/shaders/default_fs.cpp @@ -0,0 +1,308 @@ + +// scene reflection +uniform float reflectionCoeff = 0.0f; +uniform float specularCoeff = 0.0f; + +uniform sampler2DRect reflectionTex; + +// Shadow map +uniform float shadowAmbient = 0.0; +uniform sampler2D texture; +uniform sampler2DArrayShadow stex; +uniform sampler2DArrayShadow stex2; +uniform sampler2DArrayShadow stex3; +uniform samplerCube skyboxTex; + +uniform float hdrScale = 5.0; + +uniform vec2 texSize; // x - size, y - 1/size +uniform vec4 far_d; + +// Spot lights +uniform vec3 spotLightDir; +uniform vec3 spotLightPos; +uniform float spotLightCosineDecayBegin; +uniform float spotLightCosineDecayEnd; + +uniform vec3 spotLightDir2; +uniform vec3 spotLightPos2; +uniform float spotLightCosineDecayBegin2; +uniform float spotLightCosineDecayEnd2; + +uniform vec3 spotLightDir3; +uniform vec3 spotLightPos3; +uniform float spotLightCosineDecayBegin3; +uniform float spotLightCosineDecayEnd3; + +uniform vec3 parallelLightDir; +uniform float shadowAdd; +uniform int useTexture; +uniform int numShadows; +uniform vec3 ambientColor; +uniform vec2 shadowTaps[12]; +float shadowCoeff1() +{ + //const int index = 0; + + int index = 3; + + if(gl_FragCoord.z < far_d.x) + index = 0; + else if(gl_FragCoord.z < far_d.y) + index = 1; + else if(gl_FragCoord.z < far_d.z) + index = 2; + + vec4 shadow_coord = gl_TextureMatrix[index]*vec4(gl_TexCoord[1].xyz, 1); + + shadow_coord.w = shadow_coord.z + shadowAdd; + // tell glsl in which layer to do the look up + shadow_coord.z = float(index); + + + // Gaussian 3x3 filter +// return shadow2DArray(stex, shadow_coord).x; + /* + const float X = 1.0f; + float ret = shadow2DArray(stex, shadow_coord).x * 0.25; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( -X, -X)).x * 0.0625; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( -X, 0)).x * 0.125; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( -X, X)).x * 0.0625; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( 0, -X)).x * 0.125; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( 0, X)).x * 0.125; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( X, -X)).x * 0.0625; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( X, 0)).x * 0.125; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( X, X)).x * 0.0625; + return ret;*/ + const int numTaps = 12; + float radius = 0.0003f / pow(2, index); + float s = 0.0f; + for (int i = 0; i < numTaps; i++) + { + s += shadow2DArray(stex, shadow_coord + vec4(shadowTaps[i] * radius, 0.0f, 0.0f)).r; + } + s /= numTaps; + return s; +} +float shadowCoeff2() +{ + const int index = 1; + + //int index = 3; + //if(gl_FragCoord.z < far_d.x) + // index = 0; + //else if(gl_FragCoord.z < far_d.y) + // index = 1; + //else if(gl_FragCoord.z < far_d.z) + // index = 2; + + vec4 shadow_coord = gl_TextureMatrix[index]*vec4(gl_TexCoord[1].xyz, 1); + + shadow_coord.w = shadow_coord.z + shadowAdd; + shadow_coord.z = float(0); +// return shadow2DArray(stex, shadow_coord).x; + /* + const float X = 1.0f; + float ret = shadow2DArray(stex2, shadow_coord).x * 0.25; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( -X, -X)).x * 0.0625; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( -X, 0)).x * 0.125; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( -X, X)).x * 0.0625; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( 0, -X)).x * 0.125; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( 0, X)).x * 0.125; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( X, -X)).x * 0.0625; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( X, 0)).x * 0.125; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( X, X)).x * 0.0625; + return ret;*/ + const int numTaps = 12; + float radius = 1.0f; + float s = 0.0f; + for (int i = 0; i < numTaps; i++) + { + s += shadow2DArray(stex, shadow_coord + vec4(shadowTaps[i] * radius, 0.0f, 0.0f)).r; + } + s /= numTaps; + return s; +} +float shadowCoeff3() +{ + const int index = 2; + + //int index = 3; + //if(gl_FragCoord.z < far_d.x) + // index = 0; + //else if(gl_FragCoord.z < far_d.y) + // index = 1; + //else if(gl_FragCoord.z < far_d.z) + // index = 2; + + vec4 shadow_coord = gl_TextureMatrix[index]*vec4(gl_TexCoord[1].xyz, 1); + + shadow_coord.w = shadow_coord.z + shadowAdd; + shadow_coord.z = float(0); + +// return shadow2DArray(stex, shadow_coord).x; + /* + const float X = 1.0f; + float ret = shadow2DArray(stex3, shadow_coord).x * 0.25; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( -X, -X)).x * 0.0625; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( -X, 0)).x * 0.125; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( -X, X)).x * 0.0625; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( 0, -X)).x * 0.125; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( 0, X)).x * 0.125; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( X, -X)).x * 0.0625; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( X, 0)).x * 0.125; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( X, X)).x * 0.0625; + return ret;*/ + const int numTaps = 12; + float radius = 0.02f; + float s = 0.0f; + for (int i = 0; i < numTaps; i++) + { + s += shadow2DArray(stex, shadow_coord + vec4(shadowTaps[i] * radius, 0.0f, 0.0f)).r; + } + s /= numTaps; + return s; +} + +float filterwidth(float2 v) +{ + float2 fw = max(abs(ddx(v)), abs(ddy(v))); + return max(fw.x, fw.y); +} + +float2 bump(float2 x) +{ + return (floor((x) / 2) + 2.f * max(((x) / 2) - floor((x) / 2) - .5f, 0.f)); +} + +float checker(float2 uv) +{ + float width = filterwidth(uv); + float2 p0 = uv - 0.5 * width; + float2 p1 = uv + 0.5 * width; + + float2 i = (bump(p1) - bump(p0)) / width; + return i.x * i.y + (1 - i.x) * (1 - i.y); +} +uniform float fresnelBias = 0.0; +uniform float fresnelScale = 1.0; +uniform float fresnelPower = 3.0; // 5.0 is physically correct + +uniform float RollOff = 0.5f; +void main() +{ + +//// TODO, expose this as user parameter + const float skyLightIntensity = 0.2; + const float rimLightIntensity = 0.3; + + + vec3 diffuseMat; + vec3 specularMat; + vec3 emissiveReflectSpecPow; + + specularMat = vec3(1.0); + emissiveReflectSpecPow = vec3(0.0,0.0,0.0); + + vec3 normal = normalize(gl_TexCoord[2].xyz); + vec3 wnormal = normalize(gl_TexCoord[4].xyz); + // read in material color for diffuse, specular, bump, emmisive + + // 3D texture + vec4 colorx; + if (useTexture > 0) + colorx = texture2D(texture, gl_TexCoord[0]); + else { + colorx = gl_Color; + colorx *= 1.0 - 0.25*checker(float2(gl_TexCoord[3].x, gl_TexCoord[3].z)); + } + colorx = clamp(colorx,0,1); + diffuseMat = colorx.xyz*0.4; + //diffuseMat = myTexture3D(gl_TexCoord[0].xyz);//texture3D(ttt3D, gl_TexCoord[0].xyz); + //diffuseMat = texture3D(ttt3D, gl_TexCoord[0].xyz); + + if (dot(normal, gl_TexCoord[1].xyz) > 0) { + normal.xyz *= -1; + } + + //gl_FragColor.xyz = normal*0.5 + vec3(0.5,0.5,0.5); + //gl_FragColor.w = 1; + //return; + vec3 eyeVec = normalize(gl_TexCoord[1].xyz); + + // apply gamma correction for diffuse textures + //diffuseMat = pow(diffuseMat, 0.45); + + float specularPower = emissiveReflectSpecPow.b*255.0f + 1.0f; + + // TODO - fix this + specularPower = 10.0f; + + float emissive = 0.0f; + float reflectivity = emissiveReflectSpecPow.b; + float fresnel = fresnelBias + fresnelScale*pow(1.0 - max(0.0, dot(normal, eyeVec)), fresnelPower); + float specular = 0.0f; + + vec3 skyNormal = reflect(eyeVec, normal); + vec3 skyColor = skyLightIntensity * textureCube(skyboxTex, skyNormal).rgb; + vec3 ambientSkyColor = diffuseMat * skyColor; + + vec3 diffuseColor = vec3(0.0, 0.0, 0.0); + + if (numShadows >= 1) { + + vec3 lightColor = hdrScale * vec3(1.0, 1.0, 1.0); + vec3 shadowColor = vec3(0.4, 0.4, 0.7); // colored shadow + //vec3 lvec = normalize(spotLightDir); + vec3 lvec = normalize(spotLightPos - gl_TexCoord[1].xyz); + float cosine = dot(lvec, spotLightDir); + float intensity = smoothstep(spotLightCosineDecayBegin, spotLightCosineDecayEnd, cosine); + + float ldn = max(0.0f, dot(normal, lvec)); + float shadowC = shadowCoeff1(); + //gl_FragColor = vec4(shadowC,shadowC,shadowC,1.0f); + //return; + vec3 irradiance = shadowC * ldn * lightColor; + + // diffuse irradiance + diffuseColor += diffuseMat * irradiance*intensity; + + // add colored shadow + diffuseColor += (1.0 - shadowC*ldn) * shadowAmbient * shadowColor * diffuseMat*intensity; + + vec3 r = reflect(lvec, normal); + specular += pow(max(0.0, dot(r, eyeVec)), specularPower)*shadowC*intensity; + } + + // add rim light + if (numShadows >= 2) { + vec3 lightColor = hdrScale * vec3(1.0, 1.0, 1.0); + vec3 lvec = normalize(spotLightDir2); + float ldn = max(0.0f, dot(normal, lvec)); + vec3 irradiance = ldn * lightColor; + + // diffuse irradiance + diffuseColor += diffuseMat * irradiance; + } + + vec3 color = vec3(0.0, 0.0, 0.0); + + color += diffuseColor; + color += ambientSkyColor; + color += specular*specularMat; + color += hdrScale * emissive * diffuseMat; + + //vec3 reflectColor = diffuseMat * texture2DRect(reflectionTex, gl_FragCoord.xy).rgb; + //color = reflectionCoeff * reflectColor + (1.0f - reflectionCoeff) * color; + color = (fresnel * skyColor + (1.0 - fresnel) * color) * reflectivity + (1.0 - reflectivity) * color; + + gl_FragColor.rgb = color; + gl_FragColor.w = gl_Color.w; + + //float fog = clamp(gl_Fog.scale*(gl_Fog.end+gl_TexCoord[1].z), 0.0, 1.0); + //vec4 fogCol = gl_Fog.color; + float fog = clamp(gl_Fog.scale*(gl_Fog.end+gl_TexCoord[1].z), 0.0, 1.0); + vec4 fogCol = gl_Fog.color; + gl_FragColor = mix(fogCol, gl_FragColor, fog); + +}
\ No newline at end of file diff --git a/KaplaDemo/externalIP/resources/shaders/default_vs.cpp b/KaplaDemo/externalIP/resources/shaders/default_vs.cpp new file mode 100644 index 00000000..cacedf1c --- /dev/null +++ b/KaplaDemo/externalIP/resources/shaders/default_vs.cpp @@ -0,0 +1,13 @@ +uniform float uvScale = 1.0f; +void main() +{ + vec4 eyeSpacePos = gl_ModelViewMatrix * gl_Vertex; + gl_TexCoord[0] = gl_MultiTexCoord0*uvScale; + gl_TexCoord[1] = eyeSpacePos; + gl_FrontColor = gl_Color; + gl_Position = gl_ProjectionMatrix*eyeSpacePos; + gl_TexCoord[2] = gl_ModelViewMatrixInverseTranspose * vec4(gl_Normal.xyz,0.0); + gl_TexCoord[3].xyz = gl_Vertex.xyz; + gl_TexCoord[4].xyz = gl_Normal.xyz; + gl_ClipVertex = vec4(eyeSpacePos.xyz, 1.0f); +}
\ No newline at end of file diff --git a/KaplaDemo/externalIP/resources/shaders/dof_fs.cpp b/KaplaDemo/externalIP/resources/shaders/dof_fs.cpp new file mode 100644 index 00000000..98ca0566 --- /dev/null +++ b/KaplaDemo/externalIP/resources/shaders/dof_fs.cpp @@ -0,0 +1,38 @@ + uniform sampler2D colorTex; + uniform sampler2D depthTex; + uniform float sx; + uniform float sy; + + void main (void) + { + const float depthEnd = 0.993; + const float depthSize = 0.015; + + vec3 colorP = texture2D(colorTex, gl_TexCoord[0]).rgb; + float depth = texture2D(depthTex, gl_TexCoord[0].st).r; + + if ((depth - depthEnd) < depthSize) + { + const int depthKernelSize = 5; + vec3 colorSum = vec3(0.0); + float cnt = 0.0; + for (int x = -depthKernelSize; x <= depthKernelSize; x++) + for (int y = -depthKernelSize; y <= depthKernelSize; y++) + { + float s = gl_TexCoord[0].s + x * sy; + float t = gl_TexCoord[0].t + y * sy; + float scalex = ((depthKernelSize+1) - abs(float(x))) / depthKernelSize; + float scaley = ((depthKernelSize+1) - abs(float(y))) / depthKernelSize; + float scale = scalex * scaley; + vec3 color = texture2D(colorTex, vec2(s,t)).rgb; + colorSum += scale * color; + cnt += scale; + } + + colorSum /= cnt; + float depthScale = pow(max(0.0f,min(1.0, ( abs(depth-depthEnd)) / depthSize)),1.5); + colorP = depthScale * colorSum + (1.0 - depthScale) * colorP; + } + + gl_FragColor = vec4(colorP, 1.0); + }
\ No newline at end of file diff --git a/KaplaDemo/externalIP/resources/shaders/dof_vs.cpp b/KaplaDemo/externalIP/resources/shaders/dof_vs.cpp new file mode 100644 index 00000000..1f6a9ad7 --- /dev/null +++ b/KaplaDemo/externalIP/resources/shaders/dof_vs.cpp @@ -0,0 +1,5 @@ + void main(void) + { + gl_TexCoord[0] = gl_MultiTexCoord0; + gl_Position = gl_Vertex * 2.0 - 1.0; + }
\ No newline at end of file diff --git a/KaplaDemo/externalIP/resources/shaders/dust_fs.cpp b/KaplaDemo/externalIP/resources/shaders/dust_fs.cpp new file mode 100644 index 00000000..43e0ed63 --- /dev/null +++ b/KaplaDemo/externalIP/resources/shaders/dust_fs.cpp @@ -0,0 +1,123 @@ +uniform sampler2DArrayShadow stex; +uniform float shadowAmbient = 0.3; + +float shadowCoef() +{ + const int index = 0; + /* + int index = 3; + + // find the appropriate depth map to look up in based on the depth of this fragment + if(gl_FragCoord.z < far_d.x) + index = 0; + else if(gl_FragCoord.z < far_d.y) + index = 1; + else if(gl_FragCoord.z < far_d.z) + index = 2; + */ + + // transform this fragment's position from view space to scaled light clip space + // such that the xy coordinates are in [0;1] + // note there is no need to divide by w for othogonal light sources + vec4 shadow_coord = gl_TextureMatrix[index]*vec4(gl_TexCoord[2].xyz, 1); + + shadow_coord.w = shadow_coord.z; + + // tell glsl in which layer to do the look up + shadow_coord.z = float(index); + + + // Gaussian 3x3 filter + return shadow2DArray(stex, shadow_coord).x; +} +uniform float ispotMaxDist; +uniform vec3 spotOriginEye; +uniform sampler2D spot_a0123; +uniform sampler2D spot_b123; + +uniform sampler2D smokeTex; + +const float PI = 3.1415926535897932384626433832795; +const vec3 _2pik = vec3(2.0) * vec3(PI,2.0*PI,3.0*PI); +const vec3 factor_a = vec3(2.0*PI)*vec3(1.0,2.0,3.0); +const vec3 factor_b = vec3(2.0*PI)*vec3(1.0,2.0,3.0); +const vec3 value_1 = vec3(1.0); + +uniform mat4 eyeToSpotMatrix; +void main() +{ + //gl_FragColor = gl_Color; + //return; +/* + gl_FragColor = texture2D(smokeTex, gl_TexCoord[0].xy); + gl_FragColor.w = gl_FragColor.r; + gl_FragColor.xyz = vec3(1,1,1); + return; +*/ + // calculate eye-space normal from texture coordinates + vec3 N; + N.xy = gl_TexCoord[0].xy*vec2(2.0, -2.0) + vec2(-1.0, 1.0); + float mag = dot(N.xy, N.xy); + if (mag > 1.0) discard; // kill pixels outside circle + + float falloff = pow(1.0-mag,1.0);//exp(-mag); + //falloff = 1.0f; + float shadowC = shadowCoef(); + + vec3 shadowColor = vec3(0.4, 0.4, 0.9)*0.8; + + // Also FOM + +// vec4 projectionCoordinate = eyeToSpotMatrix*vec4(gl_TexCoord[2].xyz, 1.0f); + vec4 projectionCoordinate = eyeToSpotMatrix*vec4(gl_TexCoord[2].xyz, 1.0f); + //gl_FragColor.xyz = gl_TexCoord[3].xyz*0.25f; + //gl_FragColor.xyz = projectionCoordinate.xyz / projectionCoordinate.w; + //gl_FragColor.w = 1.0f; + + //read Fourier series coefficients for color extinction on RGB + vec4 sR_a0123 = texture2DProj(spot_a0123,projectionCoordinate); + vec3 sR_b123 = texture2DProj(spot_b123,projectionCoordinate).rgb; + + //gl_FragColor.xyz = sR_a0123.xyz; + //gl_FragColor.w = 1.0f; + //return; + //compute absolute and normalized distance (in spot depth range) + float distance2spotCenter = length(spotOriginEye-gl_TexCoord[2].xyz);//distance from spot origin to surfel in world space + float d = distance2spotCenter*ispotMaxDist; + + + //compute some value to recover the extinction coefficient using the Fourier series + vec3 sin_a123 = sin(factor_a*vec3(d)); + vec3 cos_b123 = value_1-cos(factor_b*vec3(d)); + + //compute the extinction coefficients using Fourier + float att = (sR_a0123.r*d/2.0) + dot(sin_a123*(sR_a0123.gba/_2pik) ,value_1) + dot(cos_b123*(sR_b123.rgb/_2pik) ,value_1); + + att = max(0.0f, att); + att = min(1.0f, att); + shadowC *= (1.0f-att); + float inS = shadowC; + shadowC = (shadowAmbient + (1.0f -shadowAmbient)*shadowC); + //.... + if (gl_TexCoord[0].z > 1) shadowC = 1; + vec4 texColor = texture2D(smokeTex, gl_TexCoord[0].xy*0.25+gl_TexCoord[1].xy); + + gl_FragColor.xyz = (texColor.x)*gl_Color.xyz*(shadowColor + (vec3(1.0f,1,1) -shadowColor)*shadowC);//*falloff; + gl_FragColor.w = gl_Color.w*texColor.r; + + + //float fog = clamp(gl_Fog.scale*(gl_Fog.end+gl_TexCoord[2].z), 0.0, 1.0); + //float fog = exp(-gl_Fog.density*(gl_TexCoord[0].z*gl_TexCoord[0].z)); + //gl_FragColor = mix(gl_Fog.color, gl_FragColor, fog); + + gl_FragColor.xyz *= 1.6f; + gl_FragColor.w *= max(min(falloff,1.0f),0.0f) * max(min(gl_TexCoord[0].w,1.0f),0.0f); + //gl_FragColor.w = 1; + //gl_FragColor.xyz = vec3(shadowC, shadowC, shadowC); +// gl_FragColor.w = 0.2f; + //gl_FragColor.w = falloff * gl_TexCoord[0].w; + //gl_FragColor.xyz = sR_a0123.xyz; + gl_FragColor.xyz *= ((gl_TexCoord[0].z)+inS*0.3)*0.7; + //gl_FragDepth = gl_FragCoord.z - (1-mag)*0.00002; + +} diff --git a/KaplaDemo/externalIP/resources/shaders/dust_gs.cpp b/KaplaDemo/externalIP/resources/shaders/dust_gs.cpp new file mode 100644 index 00000000..672a66e5 --- /dev/null +++ b/KaplaDemo/externalIP/resources/shaders/dust_gs.cpp @@ -0,0 +1,116 @@ +//#version 120\n +//#extension GL_EXT_geometry_shader4 : enable\n +uniform float pointRadius; // point size in world space +uniform float densityThreshold = 50.0; +uniform float idensityThreshold = 1.0 / 30.0; +uniform float pointShrink = 0.25; +uniform sampler2D meteorTex; +void main() +{ + gl_FrontColor = gl_FrontColorIn[0]; + float density = gl_TexCoordIn[0][1].x; + float life = gl_TexCoordIn[0][1].y; + + + gl_TexCoord[1].xy = 0.25f*vec2(gl_PrimitiveIDIn / 4, gl_PrimitiveIDIn % 4); + // scale down point size based on density + float factor = 1.0f;//density * idensityThreshold; + //smoothstep(0.0f, densityThreshold, density); + //density * idensityThreshold; + //clamp(density / 50.0f, 0, 1); + float pointSize = pointRadius*factor;//*(pointShrink + smoothstep(0.0, densityThreshold, density)*(1.0-pointShrink)); + + pointSize *= gl_TexCoordIn[0][3].x; + float tmp = gl_TexCoordIn[0][3].y; + + float bb = 1.0f; + if (tmp > 0.5f) { + //gl_FrontColor = vec4(3*life,0,0,1); + // TODO: Meteor trail color here... + //vec2 fetchPos = vec2( min(max((3-lifeTime)/3,0),1), 0); + float val = 1-min(max((life-0.3)/0.2,0.01),0.99); + vec2 fetchPos = vec2(val, 0); + gl_FrontColor = texture2D(meteorTex, fetchPos); + if (gl_FrontColor.r > 0.5) bb += (gl_FrontColor.r-0.5)*(gl_FrontColor.r-0.5)*10; + + } +// float pointSize = pointRadius; + + // eye space + vec3 pos = gl_PositionIn[0].xyz; + vec3 pos2 = gl_TexCoordIn[0][0].xyz; + vec3 motion = pos - pos2; + vec3 dir = normalize(motion); + float len = length(motion); + + vec3 x = dir * pointSize; + vec3 view = normalize(-pos); + vec3 y = normalize(cross(dir, view)) * pointSize; + float facing = dot(view, dir); + + // check for very small motion to avoid jitter + float threshold = 0.01; +// if (len < threshold) { + if ((len < threshold) || (facing > 0.95) || (facing < -0.95)) { + pos2 = pos; + x = vec3(pointSize, 0.0, 0.0); + y = vec3(0.0, -pointSize, 0.0); + } + + float angle = density; + float cv = cos(angle); + float sv = sin(angle); + + vec3 xt = cv*x + sv*y; + vec3 yt = -sv*x + cv*y; + x = xt; + y = yt; + + { + + gl_TexCoord[0] = vec4(0, 0, bb, life); + gl_TexCoord[2] = vec4(pos + x + y, 1); + gl_Position = gl_ProjectionMatrix * gl_TexCoord[2]; + gl_TexCoord[3] = gl_TexCoordIn[0][2]; + EmitVertex(); + + gl_TexCoord[0] = vec4(0, 1, bb, life); + gl_TexCoord[2] = vec4(pos + x - y, 1); + gl_Position = gl_ProjectionMatrix * gl_TexCoord[2]; + + EmitVertex(); + + gl_TexCoord[0] = vec4(1, 0, bb, life); + gl_TexCoord[2] = vec4(pos2 - x + y, 1); + gl_Position = gl_ProjectionMatrix * gl_TexCoord[2]; + + EmitVertex(); + + gl_TexCoord[0] = vec4(1, 1, bb, life); + gl_TexCoord[2] = vec4(pos2 - x - y, 1); + gl_Position = gl_ProjectionMatrix * gl_TexCoord[2]; + + EmitVertex(); +/* + gl_TexCoord[0] = vec4(0, 0, 0, life); + gl_TexCoord[2] = vec4(pos + x + y, 1); + gl_Position = gl_ProjectionMatrix * gl_TexCoord[2]; + EmitVertex(); + + gl_TexCoord[0] = vec4(0, 1, 0, life); + gl_TexCoord[2] = vec4(pos + x - y, 1); + gl_Position = gl_ProjectionMatrix * gl_TexCoord[2]; + EmitVertex(); + + gl_TexCoord[0] = vec4(1, 0, 0, life); + gl_TexCoord[2] = vec4(pos2 - x + y, 1); + gl_Position = gl_ProjectionMatrix * gl_TexCoord[2]; + EmitVertex(); + + gl_TexCoord[0] = vec4(1, 1, 0, life); + gl_TexCoord[2] = vec4(pos2 - x - y, 1); + gl_Position = gl_ProjectionMatrix * gl_TexCoord[2]; + EmitVertex(); + */ + } +} diff --git a/KaplaDemo/externalIP/resources/shaders/dust_vs.cpp b/KaplaDemo/externalIP/resources/shaders/dust_vs.cpp new file mode 100644 index 00000000..784782bf --- /dev/null +++ b/KaplaDemo/externalIP/resources/shaders/dust_vs.cpp @@ -0,0 +1,19 @@ +uniform float timestep = 0.02; +uniform vec3 eyeVel; +uniform float iStartFade = 1.0; +void main() +{ + vec3 pos = gl_Vertex.xyz; + vec3 vel = gl_MultiTexCoord2.xyz; + //vel = vec3(10.0f,0.0f,0.0f); + vec3 pos2 = (pos - (vel+eyeVel)*timestep); // previous position + + gl_Position = gl_ModelViewMatrix * vec4(pos, 1.0); // eye space + gl_TexCoord[0] = gl_ModelViewMatrix * vec4(pos2, 1.0); + gl_TexCoord[1].x = gl_MultiTexCoord1.x; + gl_TexCoord[1].y = max(0.0f, min(gl_MultiTexCoord3.x*iStartFade, 1.0f)); + gl_TexCoord[2].xyz = pos; + gl_TexCoord[3] = gl_MultiTexCoord4; + + gl_FrontColor = gl_Color; +} diff --git a/KaplaDemo/externalIP/resources/shaders/filterh_fs.cpp b/KaplaDemo/externalIP/resources/shaders/filterh_fs.cpp new file mode 100644 index 00000000..0bff104c --- /dev/null +++ b/KaplaDemo/externalIP/resources/shaders/filterh_fs.cpp @@ -0,0 +1,15 @@ + uniform sampler2D ssaoTex; + uniform float sx; + + void main (void) + { + float SSAO = 0.0; + + for(int x = -4; x <= 4; x++) + { + SSAO += texture2D(ssaoTex,vec2(x * sx + gl_TexCoord[0].s,gl_TexCoord[0].t)).r * (5.0 - abs(float(x))); + } + + gl_FragColor = vec4(vec3(SSAO / 25.0),1.0); + gl_FragColor.w = gl_FragColor.x; + }
\ No newline at end of file diff --git a/KaplaDemo/externalIP/resources/shaders/filterv_fs.cpp b/KaplaDemo/externalIP/resources/shaders/filterv_fs.cpp new file mode 100644 index 00000000..a062ac5a --- /dev/null +++ b/KaplaDemo/externalIP/resources/shaders/filterv_fs.cpp @@ -0,0 +1,17 @@ + uniform sampler2D ssaoTex; + uniform float sy; + + void main (void) + { + + float SSAO = 0.0; + + for(int y = -4; y <= 4; y++) + { + SSAO += texture2D(ssaoTex,vec2(gl_TexCoord[0].s,y * sy + gl_TexCoord[0].t)).r * (5.0 - abs(float(y))); + } + + gl_FragColor = vec4(vec3(pow(SSAO / 25.0,1.5)),1.0); + gl_FragColor.w = gl_FragColor.x; + //gl_FragColor = vec4(1,1,1,1); + }
\ No newline at end of file diff --git a/KaplaDemo/externalIP/resources/shaders/filterv_vs.cpp b/KaplaDemo/externalIP/resources/shaders/filterv_vs.cpp new file mode 100644 index 00000000..1f6a9ad7 --- /dev/null +++ b/KaplaDemo/externalIP/resources/shaders/filterv_vs.cpp @@ -0,0 +1,5 @@ + void main(void) + { + gl_TexCoord[0] = gl_MultiTexCoord0; + gl_Position = gl_Vertex * 2.0 - 1.0; + }
\ No newline at end of file diff --git a/KaplaDemo/externalIP/resources/shaders/passthrough_vs.cpp b/KaplaDemo/externalIP/resources/shaders/passthrough_vs.cpp new file mode 100644 index 00000000..a4227f3b --- /dev/null +++ b/KaplaDemo/externalIP/resources/shaders/passthrough_vs.cpp @@ -0,0 +1,7 @@ +void main() +{ + gl_Position = gl_Vertex; + gl_TexCoord[0] = gl_MultiTexCoord0; + gl_TexCoord[1] = gl_Vertex; + gl_FrontColor = gl_Color; +}
\ No newline at end of file diff --git a/KaplaDemo/externalIP/resources/shaders/scene_fs.cpp b/KaplaDemo/externalIP/resources/shaders/scene_fs.cpp new file mode 100644 index 00000000..d239da41 --- /dev/null +++ b/KaplaDemo/externalIP/resources/shaders/scene_fs.cpp @@ -0,0 +1,313 @@ + uniform sampler3D ttt3D; + uniform float extraNoiseScale = 1.0f; +float noise3D(vec3 p) +{ + return texture3D(ttt3D, p).x*2.0f - 1.0f; +} + +float turbulence(vec3 p, int octaves, float lacunarity, float gain) { + + float freq = 1.0f; + float amp = 0.8f; + float sum = 0.0f; + + for(int i=0; i<octaves; i++) { + sum += abs(noise3D(p*freq))*amp; + freq *= lacunarity; + amp *= gain; + } + return sum; +} + +float spike(float c, float w, float x) { + return smoothstep(c-w, c, x) * smoothstep(c+w, c, x); +} + +vec3 myTexture3D(vec3 p) +{ + + + float noiseScale = 0.1f*extraNoiseScale; + float noise = turbulence(p*noiseScale, 3, 3.0f, 0.5f); + //noise = turbulence(p*noiseScale + vec3(noise, noise, noise*0.3)*0.01f, 8, 3.0f, 0.5f); + + //noise = spike(0.35f, 0.05f, noise); + //noise = noise; + + vec3 base = lerp(vec3(164,148,108)*1.63/255, vec3(178,156,126)*1.73/255, spike(0.5f, 0.3f, turbulence(p*noiseScale*0.7f + vec3(noise*0.5, noise, noise)*0.011f, 2, 2.0f, 0.5f))); + //vec3 b2 = lerp(base, vec3(0.0f, 0.0f, 0.0f), noise); + vec3 b2 = lerp(base, vec3(173, 160, 121)*1.73/255, noise); + + + + return b2; + + + + + +} + +// scene reflection +uniform float reflectionCoeff = 0.0f; +uniform float specularCoeff = 0.0f; + +uniform sampler2DRect reflectionTex; + +// Shadow map +uniform float shadowAmbient = 0.0; +uniform float hdrScale = 5.0; +uniform sampler2D texture; +uniform sampler2DArrayShadow stex; +uniform sampler2DArrayShadow stex2; +uniform sampler2DArrayShadow stex3; +uniform samplerCube skyboxTex; +uniform vec2 texSize; // x - size, y - 1/size +uniform vec4 far_d; + +// Spot lights +uniform vec3 spotLightDir; +uniform vec3 spotLightPos; +uniform float spotLightCosineDecayBegin; +uniform float spotLightCosineDecayEnd; + +uniform vec3 spotLightDir2; +uniform vec3 spotLightPos2; +uniform float spotLightCosineDecayBegin2; +uniform float spotLightCosineDecayEnd2; + +uniform vec3 spotLightDir3; +uniform vec3 spotLightPos3; +uniform float spotLightCosineDecayBegin3; +uniform float spotLightCosineDecayEnd3; + +uniform vec3 parallelLightDir; +uniform float shadowAdd; +uniform int useTexture; +uniform int numShadows; + + +uniform float roughnessScale; +uniform vec3 ambientColor; + +uniform sampler2DArray diffuseTexArray; +uniform sampler2DArray bumpTexArray; +uniform sampler2DArray specularTexArray; +uniform sampler2DArray emissiveReflectSpecPowerTexArray; + + + +float shadowCoeff1() +{ + const int index = 0; + + //int index = 3; + // + //if(gl_FragCoord.z < far_d.x) + // index = 0; + //else if(gl_FragCoord.z < far_d.y) + // index = 1; + //else if(gl_FragCoord.z < far_d.z) + // index = 2; + + vec4 shadow_coord = gl_TextureMatrix[index]*vec4(gl_TexCoord[1].xyz, 1); + + shadow_coord.w = shadow_coord.z + shadowAdd; + // tell glsl in which layer to do the look up + shadow_coord.z = float(index); + + + // Gaussian 3x3 filter + // return shadow2DArray(stex, shadow_coord).x; + const float X = 1.0f; + float ret = shadow2DArray(stex, shadow_coord).x * 0.25; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( -X, -X)).x * 0.0625; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( -X, 0)).x * 0.125; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( -X, X)).x * 0.0625; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( 0, -X)).x * 0.125; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( 0, X)).x * 0.125; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( X, -X)).x * 0.0625; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( X, 0)).x * 0.125; + ret += shadow2DArrayOffset(stex, shadow_coord, ivec2( X, X)).x * 0.0625; + return ret; +} +float shadowCoeff2() +{ + const int index = 1; + + //int index = 3; + //if(gl_FragCoord.z < far_d.x) + // index = 0; + //else if(gl_FragCoord.z < far_d.y) + // index = 1; + //else if(gl_FragCoord.z < far_d.z) + // index = 2; + + vec4 shadow_coord = gl_TextureMatrix[index]*vec4(gl_TexCoord[1].xyz, 1); + + shadow_coord.w = shadow_coord.z + shadowAdd; + shadow_coord.z = float(0); + // return shadow2DArray(stex, shadow_coord).x; + + const float X = 1.0f; + float ret = shadow2DArray(stex2, shadow_coord).x * 0.25; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( -X, -X)).x * 0.0625; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( -X, 0)).x * 0.125; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( -X, X)).x * 0.0625; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( 0, -X)).x * 0.125; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( 0, X)).x * 0.125; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( X, -X)).x * 0.0625; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( X, 0)).x * 0.125; + ret += shadow2DArrayOffset(stex2, shadow_coord, ivec2( X, X)).x * 0.0625; + return ret; +} +float shadowCoeff3() +{ + const int index = 2; + + //int index = 3; + //if(gl_FragCoord.z < far_d.x) + // index = 0; + //else if(gl_FragCoord.z < far_d.y) + // index = 1; + //else if(gl_FragCoord.z < far_d.z) + // index = 2; + + vec4 shadow_coord = gl_TextureMatrix[index]*vec4(gl_TexCoord[1].xyz, 1); + + shadow_coord.w = shadow_coord.z + shadowAdd; + shadow_coord.z = float(0); + + // return shadow2DArray(stex, shadow_coord).x; + + const float X = 1.0f; + float ret = shadow2DArray(stex3, shadow_coord).x * 0.25; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( -X, -X)).x * 0.0625; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( -X, 0)).x * 0.125; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( -X, X)).x * 0.0625; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( 0, -X)).x * 0.125; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( 0, X)).x * 0.125; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( X, -X)).x * 0.0625; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( X, 0)).x * 0.125; + ret += shadow2DArrayOffset(stex3, shadow_coord, ivec2( X, X)).x * 0.0625; + return ret; +} + + + +uniform float RollOff = 0.5f; +uniform float fresnelBias = 0.0; +uniform float fresnelScale = 1.0; +uniform float fresnelPower = 3.0; // 5.0 is physically correct +void main() +{ + //// TODO, expose this as user parameter + const float skyLightIntensity = 0.2; + const float rimLightIntensity = 0.3; + + vec3 normal = normalize(gl_TexCoord[2].xyz); + vec3 t0 = gl_TexCoord[3].xyz; + vec3 t1 = gl_TexCoord[4].xyz; + + vec3 diffuseMat; + vec3 specularMat; + vec3 bump; + vec3 emissiveReflectSpecPow; + + // read in material color for diffuse, specular, bump, emmisive + if (gl_TexCoord[6].z >= 0.0f) { + // 2D texture + diffuseMat = texture2DArray(diffuseTexArray, gl_TexCoord[6].xyz).rgb; + //specularMat = texture2DArray(specularTexArray, gl_TexCoord[6].xyz).rgb; // TODO Does not seem to work + specularMat = vec3(1.0f); + bump = texture2DArray(bumpTexArray, gl_TexCoord[6].xyz).xyz; + if (dot(bump,bump) < 0.01) bump = vec3(0.5,0.5,1); + emissiveReflectSpecPow = texture2DArray(emissiveReflectSpecPowerTexArray, gl_TexCoord[6].xyz).xyz; + + } else { + // 3D texture + diffuseMat = myTexture3D(gl_TexCoord[0].xyz) * vec3(0.5,0.5,0.5);//texture3D(ttt3D, gl_TexCoord[0].xyz); + specularMat = vec3(1.0); + bump = texture2D(texture, gl_TexCoord[5].xy).xyz; + if (dot(bump,bump) < 0.01) bump = vec3(0.5,0.5,1); + emissiveReflectSpecPow = vec3(0.0,0.0,0.0); + } + + // apply bump to the normal + bump = (bump - vec3(0.5,0.5,0.5)) * 2.0f; + bump.xy *= roughnessScale*2; + + float sc = 1.0f; + normal = normalize(t0*bump.x + t1*bump.y + sc*normal * bump.z); + + //gl_FragColor.xyz = normal*0.5 + vec3(0.5,0.5,0.5); + //gl_FragColor.w = 1; + //return; + vec3 eyeVec = normalize(gl_TexCoord[1].xyz); + + // apply gamma correction for diffuse textures + diffuseMat = pow(diffuseMat, 0.45); + + float specularPower = emissiveReflectSpecPow.b*255.0f + 1.0f; + + // TODO - fix this + specularPower = 10.0f; + + float emissive = emissiveReflectSpecPow.r*10.0f; + float reflectivity = emissiveReflectSpecPow.b; + float fresnel = fresnelBias + fresnelScale*pow(1.0 - max(0.0, dot(normal, eyeVec)), fresnelPower); + float specular = 0.0f; + + vec3 skyNormal = reflect(eyeVec, normal); + vec3 skyColor = skyLightIntensity * textureCube(skyboxTex, skyNormal).rgb; + vec3 ambientSkyColor = diffuseMat * skyColor; + + vec3 diffuseColor = vec3(0.0, 0.0, 0.0); + + if (numShadows >= 1) { + vec3 lightColor = hdrScale * vec3(1.0, 0.9, 0.9); + vec3 shadowColor = vec3(0.4, 0.4, 0.9); // colored shadow + vec3 lvec = normalize(spotLightDir); + float ldn = max(0.0f, dot(normal, lvec)); + float shadowC = shadowCoeff1(); + vec3 irradiance = shadowC * ldn * lightColor; + + // diffuse irradiance + diffuseColor += diffuseMat * irradiance; + + // add colored shadow + diffuseColor += (1.0 - shadowC) * shadowAmbient * shadowColor * diffuseMat; + + vec3 r = reflect(lvec, normal); + specular += pow(max(0.0, dot(r,eyeVec)), specularPower)*shadowC; + } + + // add rim light + if (numShadows >= 2) { + vec3 lightColor = rimLightIntensity * vec3(1.0, 0.9, 0.9); + vec3 lvec = normalize(spotLightDir2); + float ldn = max(0.0f, dot(normal, lvec)); + vec3 irradiance = ldn * lightColor; + + // diffuse irradiance + diffuseColor += diffuseMat * irradiance; + } + + vec3 color = vec3(0.0, 0.0, 0.0); + + color += diffuseColor; + color += ambientSkyColor; + color += specular*specularMat; + color += hdrScale * emissive * diffuseMat; + + //vec3 reflectColor = diffuseMat * texture2DRect(reflectionTex, gl_FragCoord.xy).rgb; + //color = reflectionCoeff * reflectColor + (1.0f - reflectionCoeff) * color; + color = (fresnel * skyColor + (1.0 - fresnel) * color) * reflectivity + (1.0 - reflectivity) * color; + + gl_FragColor.rgb = color; + gl_FragColor.w = gl_Color.w; + + float fog = clamp(gl_Fog.scale*(gl_Fog.end+gl_TexCoord[1].z), 0.0, 1.0); + vec4 fogCol = gl_Fog.color; + gl_FragColor = mix(fogCol, gl_FragColor, fog); +}
\ No newline at end of file diff --git a/KaplaDemo/externalIP/resources/shaders/scene_vs.cpp b/KaplaDemo/externalIP/resources/shaders/scene_vs.cpp new file mode 100644 index 00000000..f7ed3f27 --- /dev/null +++ b/KaplaDemo/externalIP/resources/shaders/scene_vs.cpp @@ -0,0 +1,79 @@ + +uniform float uvScale = 1.0f; +uniform sampler2D transTex; +uniform int transTexSize; +uniform float iTransTexSize; +uniform float bumpTextureUVScale; +//attribute mat4 transformmatrix; +void main() +{ + + int ti = (int)(gl_MultiTexCoord0.w); + //int ti = tq; + int tpr = transTexSize / 4; + int row = ti / tpr; + int col = (ti - row*tpr)*4; + + float fx = (col+0.5f)*iTransTexSize; + float fy = (row+0.5f)*iTransTexSize; + + + vec4 r0 = texture2D(transTex, vec2(fx,fy)); + vec4 r1 = texture2D(transTex, vec2(fx+iTransTexSize,fy)); + vec4 r2 = texture2D(transTex, vec2(fx+iTransTexSize*2.0f,fy)); + vec4 r3 = texture2D(transTex, vec2(fx+iTransTexSize*3.0f,fy)); +// vec4 r3 = vec4(0,0,0,1); + + vec3 offset = vec3(r0.w, r1.w, r2.w); + r0.w = 0.0f; + r1.w = 0.0f; + r2.w = 0.0f; + + float material = r3.w; + r3.w = 1.0f; + mat4 transformmatrix = mat4(r0,r1,r2,r3); + + + + + mat4 mvp = gl_ModelViewMatrix * transformmatrix; + mat4 mvpt = gl_ModelViewMatrixInverseTranspose * transformmatrix; + vec4 t0 = vec4(gl_MultiTexCoord0.xyz, 0.0f); + + vec4 t1 = vec4(cross(gl_Normal.xyz, t0.xyz), 0.0f); + +// mat4 mvp = gl_ModelViewMatrix; +// mat4 mvpt = gl_ModelViewMatrixInverseTranspose; + + + vec4 eyeSpacePos = mvp * gl_Vertex; + //eyeSpacePos.y += gl_InstanceID * 0.2f; + //gl_TexCoord[0].xyz = gl_MultiTexCoord0.xyz*uvScale; + vec3 coord3d = gl_Vertex.xyz + offset; + gl_TexCoord[0].xyz = (coord3d)*uvScale; + gl_TexCoord[1] = eyeSpacePos; + gl_FrontColor = gl_Color; + gl_Position = gl_ProjectionMatrix*eyeSpacePos; + gl_TexCoord[2] = mvpt * vec4(gl_Normal.xyz,0.0); + + gl_TexCoord[3] = mvpt * t0; + gl_TexCoord[4].xyz = mvpt * t1; + + gl_TexCoord[5].xy = vec2(dot(coord3d, t0.xyz), dot(coord3d, t1.xyz))*bumpTextureUVScale*2; + + gl_TexCoord[6].xyz = vec3(gl_MultiTexCoord1.xy, material); + gl_TexCoord[6].y = 1.0 - gl_TexCoord[6].y; + + float MAX_3D_TEX = 8.0; + if (gl_TexCoord[6].x >= 5.0f) { + // 2D Tex + gl_TexCoord[6].x -= 5.0f; + gl_TexCoord[6].z = floor(gl_TexCoord[6].z / MAX_3D_TEX); + } else { + gl_TexCoord[6].z -= floor(gl_TexCoord[6].z / MAX_3D_TEX)*MAX_3D_TEX; + gl_TexCoord[6].z -= 100.0f; + + } + + gl_ClipVertex = vec4(eyeSpacePos.xyz, 1.0f); +} diff --git a/KaplaDemo/externalIP/resources/shaders/shadowdebug_fs.cpp b/KaplaDemo/externalIP/resources/shaders/shadowdebug_fs.cpp new file mode 100644 index 00000000..1d9bc723 --- /dev/null +++ b/KaplaDemo/externalIP/resources/shaders/shadowdebug_fs.cpp @@ -0,0 +1,8 @@ +uniform sampler2DArrayShadow tex; +uniform float slice; +void main() +{ +float v = shadow2DArray(tex, vec4(gl_TexCoord[0].xy,slice,10.001f)); + gl_FragColor = vec4(v,v,v,1); + //gl_FragColor = vec4(1,0,0,1); +}
\ No newline at end of file diff --git a/KaplaDemo/externalIP/resources/ssao.fs b/KaplaDemo/externalIP/resources/ssao.fs new file mode 100644 index 00000000..52d04f7d --- /dev/null +++ b/KaplaDemo/externalIP/resources/ssao.fs @@ -0,0 +1,45 @@ +#define SAMPLEDIV 4 +#define NUMSAMPLES SAMPLEDIV*SAMPLEDIV +#define iNUMSAMPLES 1.0f / (SAMPLEDIV * SAMPLEDIV) +#define BIAS 1.0f + +uniform vec3 samples[NUMSAMPLES]; +uniform sampler2D depthTex; +uniform sampler2D normalTex; +uniform sampler2D unitVecTex; +uniform mat4x4 biasProjMat; +uniform mat4x4 biasProjMatInv; + +void main (void) +{ + float ssao = 0.0; + float depth = texture2D(depthTex, gl_TexCoord[0].st).r; + if(depth < 1.0) + { + vec3 dir = normalize(texture2D(unitVecTex, gl_TexCoord[1].st).rgb * 2.0f - 1.0f); + vec3 n = normalize(texture2D(normalTex, gl_TexCoord[0].st).rgb * 2.0f - 1.0f); + vec4 myPosEye = biasProjMatInv * vec4(gl_TexCoord[0].st, depth, 1.0f); + myPosEye.xyz /= myPosEye.w; + vec3 t0 = normalize(dir - n * dot(dir, n)); + vec3 t1 = cross(n, t0); + mat3x3 rmat = mat3x3(t0, t1, n); + for(int i = 0; i < NUMSAMPLES; i++) + { + vec3 samplePosEye = rmat * samples[i] + myPosEye.xyz; + vec4 samplePosScreen = biasProjMat * vec4(samplePosEye, 1.0f); + samplePosScreen.xyz /= samplePosScreen.w; + float sampleDepth = texture2D(depthTex, samplePosScreen.st).r; + if(sampleDepth < samplePosScreen.z) + { + vec4 surfacePosWorld = biasProjMatInv * vec4(samplePosScreen.st, sampleDepth, 1.0f); + surfacePosWorld.xyz /= surfacePosWorld.w; + vec3 p2p = surfacePosWorld.xyz - myPosEye.xyz; + ssao += 1.0f / (BIAS+dot(p2p, p2p)); + } + } + ssao = 1.0f - ssao * iNUMSAMPLES; + } else { + ssao = 1.0f; + } + gl_FragColor = vec4(ssao,ssao,ssao,1.0f); +} diff --git a/KaplaDemo/externalIP/resources/ssao.vs b/KaplaDemo/externalIP/resources/ssao.vs new file mode 100644 index 00000000..38935790 --- /dev/null +++ b/KaplaDemo/externalIP/resources/ssao.vs @@ -0,0 +1,7 @@ +uniform vec2 scaleXY; +void main(void) +{ + gl_TexCoord[0] = gl_Vertex; + gl_TexCoord[1] = vec4(gl_Vertex.xy * scaleXY, gl_Vertex.zw); + gl_Position = gl_Vertex * 2.0f - 1.0f; +} diff --git a/KaplaDemo/externalIP/resources/stoneBump.bmp b/KaplaDemo/externalIP/resources/stoneBump.bmp Binary files differnew file mode 100644 index 00000000..62ab864d --- /dev/null +++ b/KaplaDemo/externalIP/resources/stoneBump.bmp diff --git a/KaplaDemo/externalIP/resources/stoneBump.jpg b/KaplaDemo/externalIP/resources/stoneBump.jpg Binary files differnew file mode 100644 index 00000000..542550c2 --- /dev/null +++ b/KaplaDemo/externalIP/resources/stoneBump.jpg diff --git a/KaplaDemo/externalIP/resources/terrain_ll2.bmp b/KaplaDemo/externalIP/resources/terrain_ll2.bmp Binary files differnew file mode 100644 index 00000000..058a0242 --- /dev/null +++ b/KaplaDemo/externalIP/resources/terrain_ll2.bmp |
