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#ifndef _PSXGTE_H
#define _PSXGTE_H
#define ONE 4096
// For compatibility with official library syntax
#define csin(a) isin(a)
#define ccos(a) icos(a)
#define rsin(a) isin(a)
#define rcos(a) icos(a)
typedef struct MATRIX {
short m[3][3];
int t[3];
} MATRIX;
typedef struct VECTOR {
int vx, vy, vz;
} VECTOR;
typedef struct SVECTOR {
short vx, vy, vz, pad;
} SVECTOR;
typedef struct CVECTOR {
unsigned char r, g, b, cd;
} CVECTOR;
typedef struct DVECTOR {
short vx, vy;
} DVECTOR;
#ifdef __cplusplus
extern "C" {
#endif
void InitGeom();
// Integer SIN/COS functions (4096 = 360 degrees)
// Does not use tables!
int isin(int a);
int icos(int a);
// Higher precision integer sin/cos functions (131072 = 360 degrees)
// Does not use tables!
int hisin(int a);
int hicos(int a);
void PushMatrix(void);
void PopMatrix(void);
MATRIX *RotMatrix(SVECTOR *r, MATRIX *m);
MATRIX *HiRotMatrix(VECTOR *r, MATRIX *m);
MATRIX *TransMatrix(MATRIX *m, VECTOR *r);
MATRIX *ScaleMatrix(MATRIX *m, VECTOR *s);
MATRIX *MulMatrix(MATRIX *m0, MATRIX *m1);
MATRIX *MulMatrix0(MATRIX *m0, MATRIX *m1, MATRIX *m2);
MATRIX *CompMatrixLV(MATRIX *v0, MATRIX *v1, MATRIX *v2);
VECTOR *ApplyMatrixLV(MATRIX *m, VECTOR *v0, VECTOR *v1);
void VectorNormalS(VECTOR *v0, SVECTOR *v1);
void Square0(VECTOR *v0, VECTOR *v1);
#ifdef __cplusplus
}
#endif
#endif // _PSXGTE_H
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