expvintl
164 lines
3.6 KiB
HLSL
164 lines
3.6 KiB
HLSL
//**************************************************************//
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// HDR texture merging shader
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//
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// Alexander Ehrath 1/06
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//**************************************************************//
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#include "../../../src/shaderlib/rage_common.fxh"
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#include "../../../src/shaderlib/rage_samplers.fxh"
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float3 MaxColorExponent = {0,0,0};
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float3 MaxColorOffset = {0,0,0};
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float MaxNumTex = 0.0/255.0;
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float MaxExposures[16];
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float MaxDisplayExposure=0.0;
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bool MaxuseGlobalExponents = false;
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bool MaxconvertFromRGBE = false;
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BeginSampler(sampler2D,exponentTexture,ExponentTextureSampler,ExponentTex)
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string UIName="Exponent Texture";
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#if DIFFUSE_UV1
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string UIHint="uv1";
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#endif
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ContinueSampler(sampler2D,exponentTexture,ExponentTextureSampler,ExponentTex)
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AddressU = WRAP;
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AddressV = WRAP;
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AddressW = WRAP;
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MIPFILTER = POINT;
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MINFILTER = POINT;
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MAGFILTER = POINT;
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EndSampler;
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BeginSampler(sampler2D,diffuseTexture,DiffuseTextureSampler,DiffuseTex)
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string UIName="Diffuse Texture 0";
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#if DIFFUSE_UV1
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string UIHint="uv1";
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#endif
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ContinueSampler(sampler2D,diffuseTexture,DiffuseTextureSampler,DiffuseTex)
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AddressU = WRAP;
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AddressV = WRAP;
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AddressW = WRAP;
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MIPFILTER = POINT;
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MINFILTER = POINT;
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MAGFILTER = POINT;
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EndSampler;
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struct VS_OUTPUT
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{
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float4 Pos: POSITION;
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float2 TexCoord: TEXCOORD0;
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};
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BeginSampler(sampler2D,pickingTexture,PickingTextureSampler,PickingTex)
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string UIName="Picking Texture";
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#if DIFFUSE_UV1
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string UIHint="uv1";
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#endif
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ContinueSampler(sampler2D,pickingTexture,PickingTextureSampler,PickingTex)
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AddressU = WRAP;
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AddressV = WRAP;
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AddressW = WRAP;
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MIPFILTER = POINT;
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MINFILTER = POINT;
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MAGFILTER = POINT;
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EndSampler;
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#pragma dcl position normal texcoord0 tangent
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VS_OUTPUT vs_main(float4 inPos: POSITION, float3 inNormal: NORMAL,
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float2 inTxr: TEXCOORD0, float3 inTangent: TANGENT)
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{
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VS_OUTPUT OUT;
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OUT.Pos = inPos;
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OUT.TexCoord = inTxr;
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return OUT;
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}
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#include "pick_textures_samplers.fxh"
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#include "merge_textures.fxh"
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float4 ps_main(VS_OUTPUT IN) : COLOR
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{
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float4 pickcol= float4(1.0, 0.0, 1.0, 1.0);;// = pickTexCol(IN.TexCoord, MaxExposures);
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pickcol = pickcol * (pow( 2, 0.0));
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if(MaxconvertFromRGBE)
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{
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pickcol = float2rgbe(pickcol);
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if(MaxuseGlobalExponents)
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{
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pickcol = rgb3e2float(pickcol, MaxColorOffset, MaxColorExponent);
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}
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else
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{
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pickcol = rgbe2float(pickcol);
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}
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}
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float4 exponentcol = tex2D(ExponentTextureSampler,float2(0.0,0.0));
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if(pickcol.w > exponentcol.w)
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{
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exponentcol.x = pickcol.w;
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exponentcol.y = pickcol.w;
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exponentcol.z = pickcol.w;
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exponentcol.w = pickcol.w;
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}
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return exponentcol;
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}
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technique max_exponent
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{
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pass p0
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{
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CullMode = NONE;
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ZEnable = false;
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ZWriteEnable = false;
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AlphaBlendEnable = false;
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AlphaTestEnable = false;
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ColorWriteEnable = RED|GREEN|BLUE;
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VertexShader = compile vs_3_0 vs_main();
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PixelShader = compile ps_3_0 ps_main();
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}
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}
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float4 ps_simple(VS_OUTPUT IN) : COLOR
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{
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return tex2D(DiffuseTextureSampler,IN.TexCoord);
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}
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technique blit_simple
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{
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pass p0
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{
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CullMode = NONE;
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ZEnable = false;
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ZWriteEnable = false;
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AlphaBlendEnable = false;
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AlphaTestEnable = false;
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ColorWriteEnable = RED|GREEN|BLUE;
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VertexShader = compile vs_3_0 vs_main();
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PixelShader = compile ps_3_0 ps_simple();
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}
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}
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technique draw
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{
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pass p0
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{
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CullMode = NONE;
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ZEnable = false;
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ZWriteEnable = false;
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AlphaBlendEnable = false;
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AlphaTestEnable = false;
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ColorWriteEnable = RED|GREEN|BLUE;
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VertexShader = compile vs_3_0 vs_main();
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PixelShader = compile ps_3_0 ps_simple();
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}
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}
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