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//DISABLED_TEST:COMPARE_HLSL: -profile sm_5_1 -entry HS -stage hull -entry DS -stage domain
// tests/render/tess.hlsl
// -profile vs_5_1 -o my-shader.vs.dxbc -entry VS -profile ps_5_1 -o my-shader.ps.dxbc -entry PS
struct IA_OUTPUT
{
float3 cpoint : CPOINT;
};
struct VS_OUTPUT
{
float3 cpoint : CPOINT;
};
struct HS_CONSTANT_OUTPUT
{
float edges[2] : SV_TessFactor;
};
struct HS_OUTPUT
{
float3 cpoint : CPOINT;
};
struct DS_OUTPUT
{
float4 position : SV_Position;
};
VS_OUTPUT VS(IA_OUTPUT input)
{
VS_OUTPUT output;
output.cpoint = input.cpoint;
return output;
}
HS_CONSTANT_OUTPUT HSConst()
{
HS_CONSTANT_OUTPUT output;
output.edges[0] = 1.0f; // Detail factor
output.edges[1] = 64.0f; // Density factor
return output;
}
[domain("isoline")]
[partitioning("integer")]
[outputtopology("line")]
[outputcontrolpoints(4)]
[patchconstantfunc("HSConst")]
HS_OUTPUT HS(InputPatch<VS_OUTPUT, 4> ip, uint id : SV_OutputControlPointID)
{
HS_OUTPUT output;
output.cpoint = ip[id].cpoint;
return output;
}
[domain("isoline")]
DS_OUTPUT DS(HS_CONSTANT_OUTPUT input, OutputPatch<HS_OUTPUT, 4> op, float2 uv : SV_DomainLocation)
{
DS_OUTPUT output;
float t = uv.x;
float3 pos = pow(1.0f - t, 3.0f) * op[0].cpoint + 3.0f * pow(1.0f - t, 2.0f) * t * op[1].cpoint + 3.0f * (1.0f - t) * pow(t, 2.0f) * op[2].cpoint + pow(t, 3.0f) * op[3].cpoint;
output.position = float4(pos, 1.0f);
return output;
}
float4 PS(DS_OUTPUT input) : SV_Target0
{
return float4(0.0f, 0.0f, 0.0f, 1.0f);
}
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