1HEADmaster

1 files changed, 145 insertions, 0 deletions

diff --git a/materialsystem/stdshaders/eyes_flashlight_vs20.fxc b/materialsystem/stdshaders/eyes_flashlight_vs20.fxc
new file mode 100644
index 0000000..e2e37dc
--- /dev/null
+++ b/materialsystem/stdshaders/eyes_flashlight_vs20.fxc
@@ -0,0 +1,145 @@
+// ------------------------------------------------------------------------------
+// $cLight0Pos = world space light position
+// $SHADER_SPECIFIC_CONST_1 = spotlight projection
+// $SHADER_SPECIFIC_CONST_2 = spotlight projection
+// $SHADER_SPECIFIC_CONST_3 = spotlight projection
+// $SHADER_SPECIFIC_CONST_4 = spotlight projection
+// $SHADER_SPECIFIC_CONST_5 = far z
+// $SHADER_SPECIFIC_CONST_6 = eyeball origin
+// $SHADER_SPECIFIC_CONST_7 = eyeball up * 0.5
+// $SHADER_SPECIFIC_CONST_8 = iris projection U
+// $SHADER_SPECIFIC_CONST_9 = iris projection V
+// ------------------------------------------------------------------------------
+
+//	DYNAMIC: "COMPRESSED_VERTS"		"0..1"
+//	DYNAMIC: "SKINNING"				"0..1"
+//	DYNAMIC: "DOWATERFOG"			"0..1"
+//  DYNAMIC: "MORPHING"				"0..1" [vs30]
+
+#include "common_vs_fxc.h"
+
+static const bool g_bSkinning	= SKINNING ? true : false;
+static const int g_FogType		= DOWATERFOG;
+
+const float4 cLightPosition		:  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 cIrisProjectionU	:  register( SHADER_SPECIFIC_CONST_8 );
+const float4 cIrisProjectionV	:  register( SHADER_SPECIFIC_CONST_9 );
+
+#ifdef SHADER_MODEL_VS_3_0
+// NOTE: cMorphTargetTextureDim.xy = target dimensions,
+//		 cMorphTargetTextureDim.z = 4tuples/morph
+const float3 cMorphTargetTextureDim : register( SHADER_SPECIFIC_CONST_10 );
+const float4 cMorphSubrect		: register( SHADER_SPECIFIC_CONST_11 );
+
+sampler2D morphSampler			: register( D3DVERTEXTEXTURESAMPLER0, s0 );
+#endif
+
+struct VS_INPUT
+{
+	float4 vPos					: POSITION;			// Position
+	float4 vBoneWeights			: BLENDWEIGHT;		// Skin weights
+	float4 vBoneIndices			: BLENDINDICES;		// Skin indices
+	float4 vNormal				: NORMAL;
+	float4 vTexCoord0			: TEXCOORD0;		// Base (sclera) texture coordinates
+
+	// 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;			// Projection-space position
+#if !defined( _X360 )
+	float  fog					: FOG;				// Fixed-function fog factor
+#endif
+	float4 spotTexCoord			: TEXCOORD0;		// Spotlight texture coordinates
+	float2 baseTexCoord			: TEXCOORD1;		// Base texture coordinates
+	float2 irisTexCoord			: TEXCOORD3;		// Iris texture coordinates
+	float3 vertAtten			: TEXCOORD4;		// vertex attenuation
+	float3 worldPos				: TEXCOORD5;
+	float3 projPosXYZ			: TEXCOORD7;
+};
+
+
+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
+
+	// Perform skinning
+	float3 worldNormal, worldPos;
+	SkinPositionAndNormal( 
+		g_bSkinning, 
+		vPosition, vNormal,
+		v.vBoneWeights, v.vBoneIndices,
+		worldPos, worldNormal );
+
+	worldNormal = normalize( worldNormal );
+
+	// Transform into projection space
+	float4 projPos = mul( float4( worldPos, 1 ), cViewProj );
+	o.projPos    = projPos;
+	o.projPosXYZ = projPos.xyz;
+	o.worldPos   = worldPos.xyz;
+
+#if !defined( _X360 )
+	// Set fixed-function fog factor
+	o.fog = CalcFog( worldPos, o.projPos, g_FogType );
+#endif
+
+	// Base texture coordinates
+	o.baseTexCoord = v.vTexCoord0;
+
+	// 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 = cLightPosition.xyz - worldPos;
+
+	float3 vDistAtten = float3(1, 1, 1);
+	vDistAtten.z = dot( vWorldPosToLightVector, vWorldPosToLightVector );		// distsquared
+	vDistAtten.y = rsqrt( vDistAtten.z );										// 1 / dist
+
+	float flDist = vDistAtten.z * vDistAtten.y;									// dist
+	vDistAtten.z = 1.0f / vDistAtten.z;											// 1 / distsquared
+
+	float fFarZ = cFlashlighAtten.w;
+
+	float endFalloffFactor = RemapValClamped_01( flDist, fFarZ, 0.6 * fFarZ );
+	o.vertAtten.xyz = endFalloffFactor * dot( vDistAtten, cFlashlighAtten.xyz );
+	
+	o.vertAtten *= dot( normalize( vWorldPosToLightVector ), worldNormal );
+
+	o.irisTexCoord.x  = dot( cIrisProjectionU,  float4(worldPos, 1) );
+	o.irisTexCoord.y  = dot( cIrisProjectionV,  float4(worldPos, 1) );
+
+	return o;
+}
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