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Implement CWorldShadow and texture clamp mode

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This commit is contained in:
Jack Andersen
2017-09-30 18:26:46 -10:00
parent 484a4900a0
commit 30ae347420
38 changed files with 915 additions and 110 deletions
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68
Runtime/Graphics/Shaders/CModelShadersHLSL.cpp
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@@ -30,7 +30,7 @@ static const char* LightingHLSL =
" Fog fog;\n"
"};\n"
"\n"
"static float4 LightingFunc(float4 mvPosIn, float4 mvNormIn)\n"
"static float4 LightingFunc(float4 mvPosIn, float4 mvNormIn, in VertToFrag vtf)\n"
"{\n"
" float4 ret = ambient;\n"
" \n"
@@ -51,6 +51,66 @@ static const char* LightingHLSL =
" return saturate(ret);\n"
"}\n";
static const char* LightingShadowHLSL =
"struct Light\n"
"{\n"
" float4 pos;\n"
" float4 dir;\n"
" float4 color;\n"
" float4 linAtt;\n"
" float4 angAtt;\n"
"};\n"
"struct Fog\n"
"{\n"
" float4 color;\n"
" float rangeScale;\n"
" float start;\n"
"};\n"
"\n"
"cbuffer LightingUniform : register(b2)\n"
"{\n"
" Light lights[" _XSTR(URDE_MAX_LIGHTS) "];\n"
" float4 ambient;\n"
" float4 colorReg0;\n"
" float4 colorReg1;\n"
" float4 colorReg2;\n"
" float4 mulColor;\n"
" Fog fog;\n"
"};\n"
"\n"
"static float4 LightingShadowFunc(float4 mvPosIn, float4 mvNormIn, in VertToFrag vtf)\n"
"{\n"
" float4 ret = ambient;\n"
" \n"
" float3 delta = mvPosIn.xyz - lights[i].pos.xyz;\n"
" float dist = length(delta);\n"
" float angDot = saturate(dot(normalize(delta), lights[i].dir.xyz));\n"
" float att = 1.0 / (lights[i].linAtt[2] * dist * dist +\n"
" lights[i].linAtt[1] * dist +\n"
" lights[i].linAtt[0]);\n"
" float angAtt = lights[i].angAtt[2] * angDot * angDot +\n"
" lights[i].angAtt[1] * angDot +\n"
" lights[i].angAtt[0];\n"
" ret += lights[i].color * saturate(angAtt) * att * saturate(dot(normalize(-delta), mvNormIn.xyz)) *\n"
" extTex0.Sample(clampSamp, vtf.extTcgs[0]).r;\n"
" \n"
" for (int i=0 ; i<" _XSTR(URDE_MAX_LIGHTS) " ; ++i)\n"
" {\n"
" float3 delta = mvPosIn.xyz - lights[i].pos.xyz;\n"
" float dist = length(delta);\n"
" float angDot = saturate(dot(normalize(delta), lights[i].dir.xyz));\n"
" float att = 1.0 / (lights[i].linAtt[2] * dist * dist +\n"
" lights[i].linAtt[1] * dist +\n"
" lights[i].linAtt[0]);\n"
" float angAtt = lights[i].angAtt[2] * angDot * angDot +\n"
" lights[i].angAtt[1] * angDot +\n"
" lights[i].angAtt[0];\n"
" ret += lights[i].color * saturate(angAtt) * att * saturate(dot(normalize(-delta), mvNormIn.xyz));\n"
" }\n"
" \n"
" return saturate(ret);\n"
"}\n";
static const char* MainPostHLSL =
"static float4 MainPostFunc(in VertToFrag vtf, float4 colorIn)\n"
"{\n"
@@ -173,6 +233,12 @@ CModelShaders::GetShaderExtensionsHLSL(boo::IGraphicsDataFactory::Platform plat)
hecl::Backend::ZTest::Equal,
false, false, false, true);
/* World shadow shading (modified lighting) */
ext.registerExtensionSlot({LightingShadowHLSL, "LightingShadowFunc"}, {MainPostHLSL, "MainPostFunc"},
0, nullptr, 1, WorldShadowTextures, hecl::Backend::BlendFactor::Original,
hecl::Backend::BlendFactor::Original, hecl::Backend::ZTest::Original,
false, false, false, true);
return ext;
}