81 lines
2.4 KiB
Plaintext
81 lines
2.4 KiB
Plaintext
import LightEnv;
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import BRDF;
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import Material;
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import TexturedMaterial;
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import FlatColorMaterial;
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import Common;
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//TODO revert to pre processed shader attributes
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import StaticMeshShaderAttributes;
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import PrimitiveSceneData;
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import MaterialParameter;
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//layout(set = 0, binding = 2)
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//StructuredBuffer<uint> lightIndexList;
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//layout(set = 0, binding = 3)
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//RWTexture2D<uint2> lightGrid;
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layout(set = 1, std430)
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//type_param TMaterial : IMaterial;
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ParameterBlock<TexturedMaterial> gMaterial;
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struct VertexStageOutput
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{
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ShaderAttributeInterpolation shaderAttributeInterpolation : Interpolation;
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VertexValueCache cache : ShaderCache;
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float4 position : SV_Position;
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};
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[shader("vertex")]
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VertexStageOutput vertexMain(
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VertexShaderInput input)
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{
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VertexStageOutput output;
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VertexValueCache cache = input.getVertexCache();
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float3 worldPosition = input.getWorldPosition(cache);
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float4 clipSpacePosition;
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float3x3 tangentToLocal = cache.tangentToLocal;
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MaterialVertexParameter vertexParams = input.getMaterialVertexParameters(cache, worldPosition, tangentToLocal);
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float4 viewSpacePosition = mul(gViewParams.viewMatrix, float4(worldPosition, 1));
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clipSpacePosition = mul(gViewParams.projectionMatrix, viewSpacePosition);
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output.position = clipSpacePosition;
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output.shaderAttributeInterpolation = input.getInterpolants(cache, vertexParams);
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return output;
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}
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[shader("fragment")]
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float4 fragmentMain(
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ShaderAttributeInterpolation input : Interpolation,
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VertexValueCache cache : ShaderCache,
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float4 position : SV_Position
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) : SV_Target
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{
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MaterialFragmentParameter materialParams = input.getMaterialParameter(position);
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BlinnPhong brdf = gMaterial.prepare(materialParams);
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float3 viewDir = normalize(materialParams.viewDir);
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float3 result = float3(0, 0, 0);
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for (int i = 0; i < 5; i++)
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{
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result += gLightEnv.directionalLights[i].illuminate(materialParams, brdf, viewDir);
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}
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uint2 tileIndex = uint2(floor(materialParams.clipPosition.xy) / BLOCK_SIZE);
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//uint startOffset = lightGrid[tileIndex].x;
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//uint lightCount = lightGrid[tileIndex].y;
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for (int j = 0; j < gLightEnv.numPointLights; ++j)
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{
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//uint lightIndex = lightIndexList[startOffset + j];
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PointLight pointLight = gLightEnv.pointLights[j];
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result += pointLight.illuminate(materialParams, brdf, viewDir);
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}
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return float4(0, 1, 0, 1);
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}
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