mirror of
https://gitlab.com/ryandwyer/perfect-dark
synced 2026-07-26 06:27:04 -04:00
Ryan Dwyer
68 lines
2.0 KiB
C
68 lines
2.0 KiB
C
#include <ultra64.h>
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#include "constants.h"
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#include "game/data/data_000000.h"
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#include "game/data/data_0083d0.h"
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#include "game/data/data_00e460.h"
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#include "game/data/data_0160b0.h"
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#include "game/data/data_01a3a0.h"
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#include "game/data/data_020df0.h"
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#include "game/data/data_02da90.h"
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#include "gvars/gvars.h"
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#include "lib/lib_4a360.h"
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#include "lib/lib_4fe20.h"
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#include "types.h"
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void guFrustumF(float mf[4][4], float l, float r, float b, float t, float n, float f, float scale)
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{
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int i, j;
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guMtxIdentF(mf);
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mf[0][0] = 2 * n / (r - l);
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mf[1][1] = 2 * n / (t - b);
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mf[2][0] = (r + l) / (r - l);
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mf[2][1] = (t + b) / (t - b);
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mf[2][2] = -(f + n) / (f - n);
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mf[2][3] = -1;
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mf[3][2] = -2 * f * n / (f - n);
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mf[3][3] = 0;
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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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GLOBAL_ASM(
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glabel func0004ff80
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/* 4ff80: 27bdff98 */ addiu $sp,$sp,-104
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/* 4ff84: 44856000 */ mtc1 $a1,$f12
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/* 4ff88: 44867000 */ mtc1 $a2,$f14
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/* 4ff8c: 44878000 */ mtc1 $a3,$f16
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/* 4ff90: c7a40078 */ lwc1 $f4,0x78($sp)
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/* 4ff94: c7a6007c */ lwc1 $f6,0x7c($sp)
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/* 4ff98: c7a80080 */ lwc1 $f8,0x80($sp)
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/* 4ff9c: c7aa0084 */ lwc1 $f10,0x84($sp)
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/* 4ffa0: afbf0024 */ sw $ra,0x24($sp)
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/* 4ffa4: afa40068 */ sw $a0,0x68($sp)
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/* 4ffa8: 44056000 */ mfc1 $a1,$f12
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/* 4ffac: 44067000 */ mfc1 $a2,$f14
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/* 4ffb0: 44078000 */ mfc1 $a3,$f16
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/* 4ffb4: 27a40028 */ addiu $a0,$sp,0x28
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/* 4ffb8: e7a40010 */ swc1 $f4,0x10($sp)
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/* 4ffbc: e7a60014 */ swc1 $f6,0x14($sp)
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/* 4ffc0: e7a80018 */ swc1 $f8,0x18($sp)
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/* 4ffc4: 0c013f88 */ jal guFrustumF
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/* 4ffc8: e7aa001c */ swc1 $f10,0x1c($sp)
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/* 4ffcc: 27a40028 */ addiu $a0,$sp,0x28
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/* 4ffd0: 0c0128d8 */ jal guMtxF2L
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/* 4ffd4: 8fa50068 */ lw $a1,0x68($sp)
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/* 4ffd8: 8fbf0024 */ lw $ra,0x24($sp)
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/* 4ffdc: 27bd0068 */ addiu $sp,$sp,0x68
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/* 4ffe0: 03e00008 */ jr $ra
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/* 4ffe4: 00000000 */ nop
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/* 4ffe8: 00000000 */ nop
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/* 4ffec: 00000000 */ nop
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);
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