citro3d/include/c3d/types.h

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#pragma once
#ifdef _3DS
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#include <3ds.h>
#else
#include <stdbool.h>
#include <stdint.h>
typedef uint8_t u8;
typedef uint32_t u32;
#endif
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typedef u32 C3D_IVec;
typedef union
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{
struct { float w, z, y, x; };
struct { float r, k, j, i; };
float c[4];
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} C3D_FVec;
typedef C3D_FVec C3D_FQuat;
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// Row-major 4x4 matrix
typedef union
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{
C3D_FVec r[4]; // Rows are vectors
float m[4*4];
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} C3D_Mtx;
static inline C3D_IVec IVec_Pack(u8 x, u8 y, u8 z, u8 w)
{
return (u32)x | ((u32)y << 8) | ((u32)z << 16) | ((u32)w << 24);
}