SPIRV-Cross/reference/opt/shaders-msl/flatten/struct.flatten.vert

#pragma clang diagnostic ignored "-Wmissing-braces"
#pragma clang diagnostic ignored "-Wunused-variable"

#include <metal_stdlib>
#include <simd/simd.h>
	
template <typename T, size_t Num>
struct unsafe_array
{
	T __Elements[Num ? Num : 1];
	
	constexpr size_t size() const thread { return Num; }
	constexpr size_t max_size() const thread { return Num; }
	constexpr bool empty() const thread { return Num == 0; }
	
	constexpr size_t size() const device { return Num; }
	constexpr size_t max_size() const device { return Num; }
	constexpr bool empty() const device { return Num == 0; }
	
	constexpr size_t size() const constant { return Num; }
	constexpr size_t max_size() const constant { return Num; }
	constexpr bool empty() const constant { return Num == 0; }
	
	constexpr size_t size() const threadgroup { return Num; }
	constexpr size_t max_size() const threadgroup { return Num; }
	constexpr bool empty() const threadgroup { return Num == 0; }
	
	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];
	}
};

using namespace metal;

struct Light
{
    packed_float3 Position;
    float Radius;
    float4 Color;
};

struct UBO
{
    float4x4 uMVP;
    Light light;
};

struct main0_out
{
    float4 vColor [[user(locn0)]];
    float4 gl_Position [[position]];
};

struct main0_in
{
    float4 aVertex [[attribute(0)]];
    float3 aNormal [[attribute(1)]];
};

vertex main0_out main0(main0_in in [[stage_in]], constant UBO& _18 [[buffer(0)]])
{
    main0_out out = {};
    out.gl_Position = _18.uMVP * in.aVertex;
    out.vColor = float4(0.0);
    float3 _39 = in.aVertex.xyz - float3(_18.light.Position);
    out.vColor += ((_18.light.Color * fast::clamp(1.0 - (length(_39) / _18.light.Radius), 0.0, 1.0)) * dot(in.aNormal, normalize(_39)));
    return out;
}