141 lines
2.8 KiB
Plaintext
141 lines
2.8 KiB
Plaintext
static const float HALF_PI = 1.57079633f;
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static const float PI = 3.14159265f;
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static const float TAU = 6.28318530f;
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struct VertexData
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{
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float4 normal;
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float2 uv0;
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float2 uv1;
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float4 color0;
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};
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struct TransformData
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{
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float4x4 transform;
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float4x4 normalTransform;
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};
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struct MaterialData
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{
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float4 albedoFactor;
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float4 emissionFactor;
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Sampler2D.Handle albedoTex;
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Sampler2D.Handle normalTex;
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Sampler2D.Handle metalRoughTex;
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Sampler2D.Handle occlusionTex;
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Sampler2D.Handle emissionTex;
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float metalFactor;
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float roughFactor;
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};
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struct PointLight
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{
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float3 Position; // 12
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float Range; // 16
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uint Color; // 20
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float Intensity; // 24
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uint pad0;
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uint pad1;
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};
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struct DirectionalLight
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{
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float3 Direction;
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float Validity_;
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uint Color;
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float Intensity;
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uint pad0;
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uint pad1;
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};
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struct CameraData
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{
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float4x4 view; // 64
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float4x4 proj; // 128
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float4x4 invView; // 192
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float4x4 invProj; // 256
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float4 position; // 272
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};
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struct Indexer
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{
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uint16_t count;
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uint16_t offset;
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};
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struct Lighting
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{
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SamplerCube.Handle environment; // 8
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SamplerCube.Handle diffuseIrradiance; // 16
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SamplerCube.Handle prefilter; // 24
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Sampler2D<float2>.Handle brdfLUT; // 32
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void* lightData; // 40
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Indexer pointLightIndexer; // 44
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Indexer dirLightIndexer; // 48
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};
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struct ModelHandles
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{
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float4 *vertexBuffer; // 8
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VertexData* vertexData; // 16
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MaterialData* materialBuffer; // 24
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TransformData* nodeBuffer; // 32
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};
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struct Block
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{
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static const uint USE_DIFFUSE_BIT = 1;
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static const uint USE_SPECULAR_BIT = 2;
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static const uint SHOW_DIFFUSE_BIT = 4;
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static const uint SHOW_PREFILTER_BIT = 8;
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ModelHandles *modelHandles;
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CameraData* camera; // 40
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Lighting* lights; // 48
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uint debugFlags; // 52
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int materialIdx; // 56
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uint nodeIdx; // 60
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property ignoreDiffuse : bool
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{
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get {
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return (debugFlags & USE_DIFFUSE_BIT) == 0;
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}
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}
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property ignoreSpecular : bool
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{
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get {
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return (debugFlags & USE_SPECULAR_BIT) == 0;
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}
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}
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property showDiffuse : bool
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{
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get {
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return (debugFlags & SHOW_DIFFUSE_BIT) != 0;
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}
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}
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property showPrefilter : bool
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{
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get {
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return (debugFlags & SHOW_PREFILTER_BIT) != 0;
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}
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}
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};
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float3 Uncharted2Tonemap(float3 color)
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{
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float A = 0.15f;
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float B = 0.50f;
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float C = 0.10f;
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float D = 0.20f;
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float E = 0.02f;
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float F = 0.30f;
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float W = 11.2f;
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return ((color * (A * color + C * B) + D * E) / (color * (A * color + B) + D * F)) - E / F;
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} |