Shader directory refactor

Runtime/Graphics/Shaders/CModelShadersHLSL.cpp

@@ -0,0 +1,54 @@
+#include "CModelShaders.hpp"
+
+namespace urde
+{
+
+static const char* LightingHLSL =
+"struct Light\n"
+"{\n"
+"    float4 pos;\n"
+"    float4 dir;\n"
+"    float4 color;\n"
+"    float4 linAtt;\n"
+"    float4 angAtt;\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"
+"};\n"
+"\n"
+"static float4 LightingFunc(float4 mvPosIn, float4 mvNormIn)\n"
+"{\n"
+"    float4 ret = ambient;\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";
+
+hecl::Runtime::ShaderCacheExtensions
+CModelShaders::GetShaderExtensionsHLSL(boo::IGraphicsDataFactory::Platform plat)
+{
+    hecl::Runtime::ShaderCacheExtensions ext(plat);
+    ext.registerExtensionSlot({LightingHLSL, "LightingFunc"}, {}, 0, nullptr);
+    return ext;
+}
+
+}