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#pragma once
#include "global.h"
#include "types.h"
// Q20.12 fixed point number
typedef s32 q20;
// Q4.12 fixed point number
typedef s16 q4;
#define INT_TO_Q20(n) ((s32)((n) << 12))
#define FLOAT_TO_Q20(n) ((s32)(((n) * 8192 + 1) / 2))
#define ROUND_Q20(n) (((s32)(n) + 0x800) >> 12)
typedef struct {
/* 0 */ s8 x;
/* 1 */ s8 y;
/* 2 */
} Vec2b;
typedef struct {
/* 0 */ s16 x;
/* 1 */ s16 y;
/* 2 */
} Vec2s;
typedef struct {
/* 0 */ q20 x;
/* 4 */ q20 y;
/* 8 */ q20 z;
/* c */
} Vec3p;
extern "C" void Vec3p_Add(Vec3p *a, Vec3p *b, Vec3p *out);
extern "C" void Vec3p_Sub(Vec3p *a, Vec3p *b, Vec3p *out);
extern "C" q20 Vec3p_Dot(Vec3p *a, Vec3p *b);
extern "C" void Vec3p_Cross(Vec3p *a, Vec3p *b, Vec3p *out);
extern "C" q20 Vec3p_Length(Vec3p *a);
extern "C" void Vec3p_Normalize(Vec3p *vec, Vec3p *out);
extern "C" void Vec3p_Axpy(q20 a, Vec3p *x, Vec3p *y, Vec3p *out);
typedef struct {
/* 00 */ q20 x;
/* 04 */ q20 y;
/* 08 */ q20 z;
/* 0c */ q20 w;
/* 10 */
} Vec4p;
typedef struct {
/* 00 */ Vec3p xColumn;
/* 0c */ Vec3p yColumn;
/* 18 */ Vec3p zColumn;
/* 24 */
} Mat3p;
#define DEG_TO_ANG(n) ((n) * 0x10000 / 360)
extern "C" s16 Atan2(s32 x, s32 y);
extern "C" u32 FastDivide(u32 a, u32 b);
extern "C" u32 Divide(u32 a, u32 b);
extern "C" bool Approach(unk32 *src, unk32 dest, unk32 step);
extern "C" bool Approach_thunk(unk32 *src, unk32 dest, unk32 step);
extern "C" bool func_01ffec34(Vec4p *param1, Vec4p *param2);
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