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70 lines
1.5 KiB
C
70 lines
1.5 KiB
C
#ifndef MATH_H
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#define MATH_H
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#include "PR/ultratypes.h"
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#define M_PI_F 3.14159265358979323846f
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#define M_SQRT2 1.41421356237309504880f
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#define M_SQRT1_2 0.70710678118654752440f /* 1/sqrt(2) */
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#define FLT_MAX 340282346638528859811704183484516925440.0f
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#define SHT_MAX 32767.0f
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#define SHT_MINV (1.0f / SHT_MAX)
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#define TWO_THIRDS_PI 2.094395160675049
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#define TWO_PI 6.2831854820251469
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#define TWO_PI_F 6.283185482f
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extern long long __d_to_ll(double d);
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extern long long __f_to_ll(float f);
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extern unsigned long long __d_to_ull(double d);
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extern unsigned long long __f_to_ull(float f);
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extern double __ll_to_d(long long s);
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extern float __ll_to_f(long long s);
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extern double __ull_to_d(unsigned long long u);
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extern float __ull_to_f(unsigned long long u);
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float fabsf(float f);
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float sqrtf(float f);
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double sqrt(double d);
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#define SINS(x) gSineTable[(u16) (x) >> 4]
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#define COSS(x) gCosineTable[(u16) (x) >> 4]
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typedef float MtxF_t[4][4];
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typedef union {
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MtxF_t mf;
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struct {
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float xx, yx, zx, wx,
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xy, yy, zy, wy,
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xz, yz, zz, wz,
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xw, yw, zw, ww;
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};
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} MtxF;
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typedef struct Vec3f {
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/* 0x0 */ f32 x;
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/* 0x4 */ f32 y;
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/* 0x8 */ f32 z;
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} Vec3f; // size = 0xC
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typedef struct Vec3s {
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/* 0x0 */ s16 x;
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/* 0x2 */ s16 y;
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/* 0x4 */ s16 z;
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} Vec3s; // size = 0x6
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typedef struct Vec2s {
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/* 0x0 */ s16 x;
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/* 0x2 */ s16 y;
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} Vec2s; // size = 0x4
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typedef union Vec2s_s32 {
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struct {
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/* 0x0 */ s16 x;
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/* 0x2 */ s16 y;
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};
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s32 xy;
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} Vec2s_s32; // size = 0x6
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#endif
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