SPIRV-Cross/reference/opt/shaders-msl/asm/comp/buffer-write.asm.comp

#pragma clang diagnostic ignored "-Wmissing-prototypes"

#include <metal_stdlib>
#include <simd/simd.h>

using namespace metal;

struct cb
{
    float value;
};

// Returns 2D texture coords corresponding to 1D texel buffer coords
static inline __attribute__((always_inline))
uint2 spvTexelBufferCoord(uint tc)
{
    return uint2(tc % 4096, tc / 4096);
}

kernel void main0(constant cb& _6 [[buffer(0)]], texture2d<float, access::write> _buffer [[texture(0)]], uint3 gl_WorkGroupID [[threadgroup_position_in_grid]], uint gl_LocalInvocationIndex [[thread_index_in_threadgroup]])
{
    _buffer.write(float4(_6.value), spvTexelBufferCoord(((32u * gl_WorkGroupID.x) + gl_LocalInvocationIndex)));
}