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https://github.com/zeldaret/oot
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174af7384d
* cleanup libultra * fixes - use quotes instead of <> for includes - add macros for zelda specific thread priorities - fix Makefile - properly format the remaining pfs structs * fix button macros + add CHECK_BTN_ANY/CHECK_BTN_ALL * remove ULTRA_ABS * fix includes * update z_player.c/z_lib.c + run format.sh * merge upstream/master * fix include in En_Goroiwa * fix includes
30 lines
741 B
C
30 lines
741 B
C
#include "global.h"
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void guOrthoF(f32 mf[4][4], f32 left, f32 right, f32 bottom, f32 top, f32 near, f32 far, f32 scale) {
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s32 i, j;
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guMtxIdentF(mf);
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mf[0][0] = 2 / (right - left);
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mf[1][1] = 2 / (top - bottom);
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mf[2][2] = -2 / (far - near);
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mf[3][0] = -(right + left) / (right - left);
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mf[3][1] = -(top + bottom) / (top - bottom);
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mf[3][2] = -(far + near) / (far - near);
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mf[3][3] = 1;
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for (i = 0; i < 4; i++) {
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for (j = 0; j < 4; j++) {
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mf[i][j] *= scale;
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}
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}
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}
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void guOrtho(Mtx* mtx, f32 left, f32 right, f32 bottom, f32 top, f32 near, f32 far, f32 scale) {
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MtxF_t mf;
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guOrthoF(mf, left, right, bottom, top, near, far, scale);
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guMtxF2L(mf, mtx);
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}
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