SPIRV-Cross/reference/opt/shaders-hlsl/asm/vert/uint-vertex-id-instance-id.asm.vert
2018-06-22 11:30:56 +02:00

29 lines
659 B
GLSL

static float4 gl_Position;
static int gl_VertexIndex;
static int gl_InstanceIndex;
struct SPIRV_Cross_Input
{
uint gl_VertexIndex : SV_VertexID;
uint gl_InstanceIndex : SV_InstanceID;
};
struct SPIRV_Cross_Output
{
float4 gl_Position : SV_Position;
};
void vert_main()
{
gl_Position = float(uint(gl_VertexIndex) + uint(gl_InstanceIndex)).xxxx;
}
SPIRV_Cross_Output main(SPIRV_Cross_Input stage_input)
{
gl_VertexIndex = int(stage_input.gl_VertexIndex);
gl_InstanceIndex = int(stage_input.gl_InstanceIndex);
vert_main();
SPIRV_Cross_Output stage_output;
stage_output.gl_Position = gl_Position;
return stage_output;
}