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40 lines
663 B
40 lines
663 B
// ***
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// invocation ID coming from input to entry point
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// ***
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struct VS_OUT
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{
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float3 cpoint : CPOINT;
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};
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struct HS_CONSTANT_OUT
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{
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float edges[2] : SV_TessFactor;
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};
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struct HS_OUT
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{
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float3 cpoint : CPOINT;
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};
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[domain("isoline")]
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[partitioning("integer")]
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[outputtopology("line")]
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[outputcontrolpoints(4)]
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[patchconstantfunc("PCF")]
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HS_OUT main(InputPatch<VS_OUT, 4> ip, uint m_cpid : SV_OutputControlPointID)
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{
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HS_OUT output;
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output.cpoint = ip[0].cpoint;
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return output;
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}
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HS_CONSTANT_OUT PCF(uint pid : SV_PrimitiveId)
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{
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HS_CONSTANT_OUT output;
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output.edges[0] = 2.0f;
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output.edges[1] = 8.0f;
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return output;
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}
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