diff options
Diffstat (limited to 'materialsystem/stdshaders/teeth_flashlight_vs20.fxc')
| -rw-r--r-- | materialsystem/stdshaders/teeth_flashlight_vs20.fxc | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/materialsystem/stdshaders/teeth_flashlight_vs20.fxc b/materialsystem/stdshaders/teeth_flashlight_vs20.fxc new file mode 100644 index 0000000..8c5ce4c --- /dev/null +++ b/materialsystem/stdshaders/teeth_flashlight_vs20.fxc @@ -0,0 +1,149 @@ +//======= Copyright � 1996-2007, Valve Corporation, All rights reserved. ====== + +// STATIC: "INTRO" "0..1" + +// DYNAMIC: "COMPRESSED_VERTS" "0..1" +// DYNAMIC: "DOWATERFOG" "0..1" +// DYNAMIC: "SKINNING" "0..1" +// DYNAMIC: "MORPHING" "0..1" [vs30] + +#include "vortwarp_vs20_helper.h" + +static const int g_FogType = DOWATERFOG; +static const bool g_bSkinning = SKINNING ? true : false; + +const float4 cFlashlightPosition : register( SHADER_SPECIFIC_CONST_0 ); +const float4 cSpotlightProj1 : register( SHADER_SPECIFIC_CONST_1 ); +const float4 cSpotlightProj2 : register( SHADER_SPECIFIC_CONST_2 ); +const float4 cSpotlightProj3 : register( SHADER_SPECIFIC_CONST_3 ); +const float4 cSpotlightProj4 : register( SHADER_SPECIFIC_CONST_4 ); +const float4 cFlashlighAtten : register( SHADER_SPECIFIC_CONST_5 ); // const, linear, quadratic & farZ + +const float4 cTeethLighting : register( SHADER_SPECIFIC_CONST_8 ); +#if INTRO +const float4 const4 : register( SHADER_SPECIFIC_CONST_9 ); +#define g_Time const4.w +#define modelOrigin const4.xyz +#endif + +#ifdef SHADER_MODEL_VS_3_0 +// NOTE: cMorphTargetTextureDim.xy = target dimensions, +// cMorphTargetTextureDim.z = 4tuples/morph +const float3 cMorphTargetTextureDim : register( SHADER_SPECIFIC_CONST_6 ); +const float4 cMorphSubrect : register( SHADER_SPECIFIC_CONST_7 ); + +sampler2D morphSampler : register( D3DVERTEXTEXTURESAMPLER0, s0 ); +#endif + + +struct VS_INPUT +{ + // This is all of the stuff that we ever use. + float4 vPos : POSITION; + float4 vBoneWeights : BLENDWEIGHT; + float4 vBoneIndices : BLENDINDICES; + float4 vNormal : NORMAL; + float2 vTexCoord0 : TEXCOORD0; + + // Position and normal/tangent deltas + float3 vPosFlex : POSITION1; + float3 vNormalFlex : NORMAL1; +#ifdef SHADER_MODEL_VS_3_0 + float vVertexID : POSITION2; +#endif +}; + +struct VS_OUTPUT +{ + float4 projPos : POSITION; +#if !defined( _X360 ) + float fog : FOG; +#endif + float2 baseTexCoord : TEXCOORD0; // Base texture coordinates + float4 spotTexCoord : TEXCOORD1; // Spotlight texture coordinates + float3 vertAtten : TEXCOORD2; // Distance/spot attenuation + float4 vProjPos : TEXCOORD3; // Projective space position + float3 worldPos : TEXCOORD4; // Necessary for pixel fog +}; + + +float RemapValClamped_01( float val, float A, float B ) +{ + float cVal = (val - A) / (B - A); + cVal = saturate( cVal ); + return cVal; +} + +VS_OUTPUT main( const VS_INPUT v ) +{ + VS_OUTPUT o = ( VS_OUTPUT )0; + + float4 vPosition = v.vPos; + float3 vNormal; + DecompressVertex_Normal( v.vNormal, vNormal ); + +#if !defined( SHADER_MODEL_VS_3_0 ) || !MORPHING + ApplyMorph( v.vPosFlex, v.vNormalFlex, vPosition.xyz, vNormal ); +#else + ApplyMorph( morphSampler, cMorphTargetTextureDim, cMorphSubrect, v.vVertexID, float3( 0, 0, 0 ), vPosition.xyz, vNormal ); +#endif + + // Normalize the flexed normal + vNormal.xyz = normalize( vNormal.xyz ); + + // Transform the position + float3 worldPos, worldNormal; + SkinPositionAndNormal( g_bSkinning, vPosition, vNormal, v.vBoneWeights, v.vBoneIndices, worldPos, worldNormal ); + +#if INTRO + float3 dummy = float3( 0.0f, 0.0f, 0.0f ); + WorldSpaceVertexProcess( g_Time, modelOrigin, worldPos, worldNormal, dummy, dummy ); +#endif + + // Transform into projection space + o.projPos = mul( float4( worldPos, 1 ), cViewProj ); + o.worldPos = worldPos.xyz; + o.vProjPos = o.projPos; +#if !defined( _X360 ) + // Set fixed-function fog factor + o.fog = CalcFog( worldPos, o.projPos, g_FogType ); +#endif + // Spotlight texture coordinates + o.spotTexCoord.x = dot( cSpotlightProj1, float4(worldPos, 1) ); + o.spotTexCoord.y = dot( cSpotlightProj2, float4(worldPos, 1) ); + o.spotTexCoord.z = dot( cSpotlightProj3, float4(worldPos, 1) ); + o.spotTexCoord.w = dot( cSpotlightProj4, float4(worldPos, 1) ); + + // Compute vector to light + float3 vWorldPosToLightVector = cFlashlightPosition.xyz - worldPos; + + float3 vDistAtten = float3(1, 1, 1); + vDistAtten.z = dot( vWorldPosToLightVector, vWorldPosToLightVector ); + vDistAtten.y = rsqrt( vDistAtten.z ); + + float flDist = vDistAtten.z * vDistAtten.y; // Distance to light + vDistAtten.z = 1.0f / vDistAtten.z; // 1 / distsquared + + float fFarZ = cFlashlighAtten.w; + + float NdotL = saturate( dot( worldNormal, normalize( vWorldPosToLightVector ) ) ); + + float endFalloffFactor = RemapValClamped_01( flDist, fFarZ, 0.6 * fFarZ ); + o.vertAtten.xyz = endFalloffFactor * dot( vDistAtten, cFlashlighAtten.xyz ); + + // Final attenuation from flashlight only... + float linearAtten = NdotL * dot( vDistAtten, cFlashlighAtten.xyz ) * endFalloffFactor; + + // Forward vector + float3 vForward = cTeethLighting.xyz; + float fIllumFactor = cTeethLighting.w; + + // Modulate flashlight by mouth darkening + o.vertAtten = linearAtten * fIllumFactor * saturate( dot( worldNormal, vForward ) ); + + o.baseTexCoord = v.vTexCoord0; + + return o; +} + + |