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struct VSIn
{
uint id : SV_VertexId;
};
struct VSOut
{
float2 coord : TEXCOORD0;
float4 pos : SV_Position;
};
static const float2 quadPos[6] = {
float2(-0.5, 0.5),
float2(0.5, -0.5),
float2(-0.5, -0.5),
float2(0.5, 0.5),
float2(0.5, -0.5),
float2(-0.5, 0.5)
};
static const float2 quadUv[6] = {
float2(0.0, 0.0),
float2(1.0, 1.0),
float2(0.0, 1.0),
float2(1.0, 0.0),
float2(1.0, 1.0),
float2(0.0, 0.0),
};
VSOut quad_vs_main(VSIn input)
{
VSOut output;
output.pos = float4(quadPos[input.id].xy, 0.0, 1.0);
output.coord = quadUv[input.id];
return output;
}
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