61f1d8b2cf
There is no obvious builtin for this on HLSL.
40 lines
885 B
GLSL
40 lines
885 B
GLSL
#pragma clang diagnostic ignored "-Wmissing-prototypes"
|
|
|
|
#include <metal_stdlib>
|
|
#include <simd/simd.h>
|
|
|
|
using namespace metal;
|
|
|
|
struct main0_out
|
|
{
|
|
float4 FragColor [[color(0)]];
|
|
};
|
|
|
|
struct main0_in
|
|
{
|
|
float2 vUV [[user(locn0)]];
|
|
};
|
|
|
|
float4 foo(thread bool& gl_HelperInvocation, thread texture2d<float> uSampler, thread const sampler uSamplerSmplr, thread float2& vUV)
|
|
{
|
|
float4 color;
|
|
if (!gl_HelperInvocation)
|
|
{
|
|
color = uSampler.sample(uSamplerSmplr, vUV, level(0.0));
|
|
}
|
|
else
|
|
{
|
|
color = float4(1.0);
|
|
}
|
|
return color;
|
|
}
|
|
|
|
fragment main0_out main0(main0_in in [[stage_in]], texture2d<float> uSampler [[texture(0)]], sampler uSamplerSmplr [[sampler(0)]])
|
|
{
|
|
main0_out out = {};
|
|
bool gl_HelperInvocation = simd_is_helper_thread();
|
|
out.FragColor = foo(gl_HelperInvocation, uSampler, uSamplerSmplr, in.vUV);
|
|
return out;
|
|
}
|
|
|