37 lines
1.1 KiB
Plaintext
37 lines
1.1 KiB
Plaintext
#include <metal_stdlib>
|
|
|
|
using namespace metal;
|
|
struct Uniforms {
|
|
/* 0x0000 */ packed_uint2 aShape;
|
|
/* 0x0008 */ packed_uint2 bShape;
|
|
/* 0x0010 */ packed_uint2 outShape;
|
|
};
|
|
struct Matrix {
|
|
/* 0x0000 */ uint numbers[1];
|
|
};
|
|
|
|
kernel void tint_symbol(uint3 global_id [[thread_position_in_grid]], constant Uniforms& uniforms [[buffer(3)]], const device Matrix& firstMatrix [[buffer(0)]], const device Matrix& secondMatrix [[buffer(1)]], device Matrix& resultMatrix [[buffer(2)]]) {
|
|
uint2 const resultCell = uint2(global_id.y, global_id.x);
|
|
uint const dimInner = uniforms.aShape.y;
|
|
uint const dimOutter = uniforms.outShape.y;
|
|
uint result = 0u;
|
|
{
|
|
uint i = 0u;
|
|
while (true) {
|
|
if (!((i < dimInner))) {
|
|
break;
|
|
}
|
|
uint const a = (i + (resultCell.x * dimInner));
|
|
uint const b = (resultCell.y + (i * dimOutter));
|
|
result = (result + (firstMatrix.numbers[a] * secondMatrix.numbers[b]));
|
|
{
|
|
i = (i + 1u);
|
|
}
|
|
}
|
|
}
|
|
uint const index = (resultCell.y + (resultCell.x * dimOutter));
|
|
resultMatrix.numbers[index] = result;
|
|
return;
|
|
}
|
|
|