4coder/metal/AAPLShaderTypes.h

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/*
See LICENSE folder for this samples licensing information.
Abstract:
Header containing types and enum constants shared between Metal shaders and C/ObjC source
*/
#ifndef AAPLShaderTypes_h
#define AAPLShaderTypes_h
#undef clamp
#include <simd/simd.h>
#define clamp(a,x,b) clamp_((a),(x),(b))
// This structure defines the layout of vertices sent to the vertex
// shader. This header is shared between the .metal shader and C code, to guarantee that
// the layout of the vertex array in the C code matches the layout that the .metal
// vertex shader expects.
typedef struct
{
vector_float2 position;
vector_float4 color;
} AAPLVertex;
#endif /* AAPLShaderTypes_h */