SPIRV-Cross/reference/shaders-msl/vulkan/frag/basic.multiview.nocompat.vk.frag
2019-09-24 18:13:04 -04:00

74 lines
1.8 KiB
GLSL

#pragma clang diagnostic ignored "-Wmissing-prototypes"
#pragma clang diagnostic ignored "-Wmissing-braces"
#include <metal_stdlib>
#include <simd/simd.h>
using namespace metal;
template<typename T, size_t Num>
struct spvUnsafeArray
{
T elements[Num ? Num : 1];
thread T& operator [] (size_t pos) thread
{
return elements[pos];
}
constexpr const thread T& operator [] (size_t pos) const thread
{
return elements[pos];
}
device T& operator [] (size_t pos) device
{
return elements[pos];
}
constexpr const device T& operator [] (size_t pos) const device
{
return elements[pos];
}
constexpr const constant T& operator [] (size_t pos) const constant
{
return elements[pos];
}
threadgroup T& operator [] (size_t pos) threadgroup
{
return elements[pos];
}
constexpr const threadgroup T& operator [] (size_t pos) const threadgroup
{
return elements[pos];
}
};
struct main0_out
{
float4 FragColor [[color(0)]];
};
struct main0_in
{
float4 vColor [[user(locn0)]];
float2 vTex_0 [[user(locn1)]];
float2 vTex_1 [[user(locn2)]];
float2 vTex_2 [[user(locn3)]];
float2 vTex_3 [[user(locn4)]];
};
fragment main0_out main0(main0_in in [[stage_in]], constant uint* spvViewMask [[buffer(24)]], texture2d<float> uTex [[texture(0)]], sampler uTexSmplr [[sampler(0)]], uint gl_ViewIndex [[render_target_array_index]])
{
main0_out out = {};
spvUnsafeArray<float2, 4> vTex = {};
vTex[0] = in.vTex_0;
vTex[1] = in.vTex_1;
vTex[2] = in.vTex_2;
vTex[3] = in.vTex_3;
gl_ViewIndex += spvViewMask[0];
out.FragColor = in.vColor * uTex.sample(uTexSmplr, vTex[int(gl_ViewIndex)]);
return out;
}