SPIRV-Cross/reference/opt/shaders-msl/vert/texture_buffer.vert
Hans-Kristian Arntzen e2c95bdcbc MSL: Rewrite how resource indices are fallback-assigned.
We used to use the Binding decoration for this, but this method is
hopelessly broken. If no explicit MSL resource remapping exists, we
remap automatically in a manner which should always "just work".
2019-06-21 12:54:08 +02:00

26 lines
584 B
GLSL

#pragma clang diagnostic ignored "-Wmissing-prototypes"
#include <metal_stdlib>
#include <simd/simd.h>
using namespace metal;
struct main0_out
{
float4 gl_Position [[position]];
};
// Returns 2D texture coords corresponding to 1D texel buffer coords
uint2 spvTexelBufferCoord(uint tc)
{
return uint2(tc % 4096, tc / 4096);
}
vertex main0_out main0(texture2d<float> uSamp [[texture(0)]], texture2d<float> uSampo [[texture(1)]])
{
main0_out out = {};
out.gl_Position = uSamp.read(spvTexelBufferCoord(10)) + uSampo.read(spvTexelBufferCoord(100));
return out;
}