106 lines
2.5 KiB
Plaintext
106 lines
2.5 KiB
Plaintext
import Common;
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const static float3 vertices[] = {
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// Right
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float3(512, -512, 512),
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float3(512, 512, 512),
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float3(512, -512, -512),
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float3(512, -512, -512),
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float3(512, 512, 512),
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float3(512, 512, -512),
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// Left
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float3(-512, -512, -512),
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float3(-512, 512, -512),
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float3(-512, -512, 512),
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float3(-512, -512, 512),
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float3(-512, 512, -512),
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float3(-512, 512, 512),
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// Bottom
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float3(-512, 512, 512),
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float3(-512, 512, -512),
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float3(512, 512, 512),
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float3(512, 512, 512),
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float3(-512, 512, -512),
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float3(512, 512, -512),
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// Top
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float3(-512, -512, -512),
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float3(-512, -512, 512),
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float3(512, -512, -512),
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float3(512, -512, -512),
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float3(-512, -512, 512),
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float3(512, -512, 512),
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// Front
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float3(512, -512, -512),
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float3(512, 512, -512),
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float3(-512, -512, -512),
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float3(-512, -512, -512),
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float3(512, 512, -512),
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float3(-512, 512, -512),
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// Back
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float3(-512, -512, 512),
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float3(-512, 512, 512),
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float3(512, -512, 512),
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float3(512, -512, 512),
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float3(-512, 512, 512),
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float3(512, 512, 512),
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};
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struct VertexShaderOutput
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{
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float4 clipPos : SV_Position;
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float3 texCoords;
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};
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struct SkyboxData
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{
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float4x4 transformMatrix;
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float4 fogBlend;
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};
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ParameterBlock<SkyboxData> pSkyboxData;
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[shader("vertex")]
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VertexShaderOutput vertexMain(
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uint vertexIndex : SV_VertexId)
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{
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VertexShaderOutput output;
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float3x3 cameraRotation = float3x3(pViewParams.viewMatrix);
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float4 worldPos = float4(mul(cameraRotation, vertices[vertexIndex]), 1.0f);
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//clip(dot(worldPos, clipPlane));
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output.clipPos = mul(pViewParams.projectionMatrix, worldPos);
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output.texCoords = normalize(vertices[vertexIndex]);
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return output;
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}
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struct TextureData
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{
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TextureCube cubeMap;
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TextureCube cubeMap2;
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SamplerState sampler;
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};
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ParameterBlock<TextureData> pSkyboxTextures;
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static const float lowerLimit = 0.0;
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static const float upperLimit = 0.1;
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[shader("fragment")]
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float4 fragmentMain(
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VertexShaderOutput output) : SV_Target
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{
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float4 texture1 = pSkyboxTextures.cubeMap.Sample(pSkyboxTextures.sampler, output.texCoords);
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float4 texture2 = pSkyboxTextures.cubeMap2.Sample(pSkyboxTextures.sampler, output.texCoords);
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float4 finalColor = lerp(texture1, texture2, pSkyboxData.fogBlend.w);
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float factor = (output.texCoords.y - lowerLimit) / (upperLimit - lowerLimit);
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factor = clamp(factor, 0.0, 1.0);
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return finalColor;//lerp(float4(pSkyboxData.fogBlend.xyz, 1), finalColor, factor);
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} |