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Adding basic depth prepass

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Dynamitos
2021-05-06 17:02:10 +02:00
parent 4a078bd24c
commit 0cf13bcff5
52 changed files with 880 additions and 155 deletions
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res/shaders/lib/StaticMeshVertexInput.slang
+25 -29
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@@ -12,7 +12,6 @@ struct VertexValueCache
//leading to a compiler error
float3 tangentToLocal[3];
float3 tangentToWorld[3];
float tangentToWorldSign;
float4 color;
float3x3 getTangentToLocal()
@@ -46,8 +45,9 @@ struct VertexValueCache
struct ShaderAttributeInterpolation
{
float3 worldPosition;
float3 tangentX;
float4 tangentZ;
float3 normal;
float3 tangent;
float3 biTangent;
float4 color;
#if NUM_MATERIAL_TEXCOORDS
float4 packedTexCoords[(NUM_MATERIAL_TEXCOORDS+1) / 2];
@@ -72,16 +72,15 @@ struct ShaderAttributeInterpolation
}
}
#endif
float3 tangentY = cross(tangentZ.xyz, tangentX) * tangentZ.w;
result.tangentToWorld[0] = cross(tangentY, tangentZ.xyz) * tangentZ.w;
result.tangentToWorld[1] = tangentY;
result.tangentToWorld[2] = tangentZ.xyz;
result.tangentToWorld[0] = tangent;
result.tangentToWorld[1] = biTangent;
result.tangentToWorld[2] = normal;
result.clipPosition = clipSpacePosition;
result.worldPosition = worldPosition;
result.viewDir = gViewParams.cameraPos_WS.xyz - worldPosition;
result.worldNormal = tangentZ.xyz;
result.worldTangent = tangentX;
result.worldBiTangent = tangentY;
result.worldNormal = normal;
result.worldTangent = tangent;
result.worldBiTangent = biTangent;
result.vertexColor = color;
return result;
}
@@ -90,8 +89,9 @@ struct ShaderAttributeInterpolation
struct VertexShaderInput
{
float4 position;
float3 tangentX;
float4 tangentZ;
float3 normal;
float3 tangent;
float3 biTangent;
float4 color;
#if NUM_MATERIAL_TEXCOORDS
#if NUM_MATERIAL_TEXCOORDS > 1
@@ -118,15 +118,12 @@ struct VertexShaderInput
float3 instanceTransform3;
#endif // USE_INSTANCING
float3x3 calcTangentToLocal(out float tangentSign)
float3x3 calcTangentToLocal()
{
float3x3 result;
tangentSign = tangentZ.w;
float3 tangentY = cross(tangentZ.xyz, tangentX) * tangentZ.w;
result[0] = cross(tangentY, tangentZ.xyz) * tangentZ.w;
result[1] = tangentY;
result[2] = tangentZ.xyz;
result[0] = tangent;
result[1] = biTangent;
result[2] = normal;
return result;
}
@@ -149,17 +146,14 @@ struct VertexShaderInput
cache.instanceOrigin = instanceOrigin;
#endif
float tangentSign;
float3x3 tangentToLocal = calcTangentToLocal(tangentSign);
float3x3 tangentToLocal = calcTangentToLocal();
cache.tangentToLocal[0] = tangentToLocal[0];
cache.tangentToLocal[1] = tangentToLocal[1];
cache.tangentToLocal[2] = tangentToLocal[2];
float3x3 localToWorld = float3x3(gSceneData.localToWorld[0].xyz, gSceneData.localToWorld[1].xyz, gSceneData.localToWorld[2].xyz);
float3x3 tangentToWorld = mul(tangentToLocal, localToWorld);
cache.tangentToWorld[0] = tangentToWorld[0];
cache.tangentToWorld[1] = tangentToWorld[1];
cache.tangentToWorld[2] = tangentToWorld[2];
cache.tangentToWorldSign = tangentSign;
cache.tangentToWorld[0] = mul(gSceneData.localToWorld, float4(tangentToLocal[0], 0.0f)).xyz;
cache.tangentToWorld[1] = mul(gSceneData.localToWorld, float4(tangentToLocal[1], 0.0f)).xyz;
cache.tangentToWorld[2] = mul(gSceneData.localToWorld, float4(tangentToLocal[2], 0.0f)).xyz;
return cache;
}
@@ -186,8 +180,10 @@ struct VertexShaderInput
ShaderAttributeInterpolation getInterpolants(VertexValueCache cache, MaterialVertexParameter vertexParams)
{
ShaderAttributeInterpolation result = (ShaderAttributeInterpolation)0;
result.tangentX = tangentX;
result.tangentZ = tangentZ;
float3x3 tangentToWorld = cache.getTangentToWorld();
result.normal = mul(gSceneData.localToWorld, float4(normal, 0.0f)).xyz;
result.tangent = mul(gSceneData.localToWorld, float4(tangent, 0.0f)).xyz;
result.biTangent = mul(gSceneData.localToWorld, float4(biTangent, 0.0f)).xyz;
result.color = color;
result.worldPosition = vertexParams.worldPosition;
for(int i = 0; i < NUM_MATERIAL_TEXCOORDS; ++i)