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https://github.com/ACreTeam/ac-decomp
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Cuyler36
67 lines
1.8 KiB
C
67 lines
1.8 KiB
C
#ifndef GU_H
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#define GU_H
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#include "types.h"
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#include "PR/mbi.h"
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#include "libultra/ultratypes.h"
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#ifndef MAX
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#define MAX(a,b) (((a)>(b))?(a):(b))
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#endif
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#ifndef MIN
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#define MIN(a,b) (((a)<(b))?(a):(b))
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#endif
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#define FTOFIX32(x) (long)((x) * (float)0x00010000)
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#define FIX32TOF(x) ((float)(x) * (1.0f / (float)0x00010000))
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#define FTOFRAC8(x) ((int) MIN(((x) * (128.0f)), 127.0f) & 0xff)
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void guMtxIdentF(float mf[4][4]);
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inline void guTranslateF(float m[4][4], float x, float y, float z){
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guMtxIdentF(m);
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m[3][0] = x;
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m[3][1] = y;
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m[3][2] = z;
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}
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inline void guScaleF(float mf[4][4], float x, float y, float z) {
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guMtxIdentF(mf);
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mf[0][0] = x;
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mf[1][1] = y;
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mf[2][2] = z;
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mf[3][3] = 1.0;
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}
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void guMtxF2L(float mf[4][4], Mtx *m);
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void guTranslate(Mtx *m, float x, float y, float z);
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void guScale(Mtx *m, float x, float y, float z);
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void guMtxIdent(Mtx *m);
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void guNormalize(float* x, float* y, float* z);
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void guOrtho(Mtx *m, float l, float r, float b, float t, float n, float f, float scale);
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void guRotate(Mtx* m, float a, float x, float y, float z);
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void guLookAt(Mtx *m,
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float xEye, float yEye, float zEye,
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float xAt, float yAt, float zAt,
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float xUp, float yUp, float zUp);
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void guPerspective(Mtx *m, u16 *perspNorm, float fovy,
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float aspect, float near, float far, float scale);
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void guLookAtHilite (Mtx *m, LookAt *l, Hilite *h,
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float xEye, float yEye, float zEye,
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float xAt, float yAt, float zAt,
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float xUp, float yUp, float zUp,
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float xl1, float yl1, float zl1, /* light 1 direction */
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float xl2, float yl2, float zl2, /* light 2 direction */
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int twidth, int theight); /* highlight txtr size*/
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extern signed short sins (unsigned short angle);
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extern signed short coss (unsigned short angle);
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#endif
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