Decompile mtx00016b58
This commit is contained in:
Ryan Dwyer
parent
5a9fd47a18
commit
aa7e41d085
181
src/lib/mtx.c
181
src/lib/mtx.c
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@ -391,137 +391,56 @@ void mtx00016ae4(Mtxf *mtx, f32 posx, f32 posy, f32 posz, f32 lookx, f32 looky,
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mtx00016874(mtx, posx, posy, posz, lookx - posx, looky - posy, lookz - posz, upx, upy, upz);
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}
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GLOBAL_ASM(
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glabel mtx00016b58
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/* 16b58: 27bdffb8 */ addiu $sp,$sp,-72
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/* 16b5c: f7b40010 */ sdc1 $f20,0x10($sp)
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/* 16b60: c7b40058 */ lwc1 $f20,0x58($sp)
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/* 16b64: f7b60018 */ sdc1 $f22,0x18($sp)
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/* 16b68: c7b6005c */ lwc1 $f22,0x5c($sp)
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/* 16b6c: 4614a102 */ mul.s $f4,$f20,$f20
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/* 16b70: f7b80020 */ sdc1 $f24,0x20($sp)
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/* 16b74: c7b80060 */ lwc1 $f24,0x60($sp)
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/* 16b78: 4616b182 */ mul.s $f6,$f22,$f22
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/* 16b7c: afbf0044 */ sw $ra,0x44($sp)
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/* 16b80: f7be0038 */ sdc1 $f30,0x38($sp)
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/* 16b84: 4618c282 */ mul.s $f10,$f24,$f24
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/* 16b88: f7bc0030 */ sdc1 $f28,0x30($sp)
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/* 16b8c: f7ba0028 */ sdc1 $f26,0x28($sp)
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/* 16b90: afa5004c */ sw $a1,0x4c($sp)
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/* 16b94: afa60050 */ sw $a2,0x50($sp)
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/* 16b98: 46062200 */ add.s $f8,$f4,$f6
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/* 16b9c: afa70054 */ sw $a3,0x54($sp)
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/* 16ba0: afa40048 */ sw $a0,0x48($sp)
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/* 16ba4: 0c012974 */ jal sqrtf
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/* 16ba8: 460a4300 */ add.s $f12,$f8,$f10
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/* 16bac: 3c01bf80 */ lui $at,0xbf80
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/* 16bb0: 44812000 */ mtc1 $at,$f4
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/* 16bb4: c7a60068 */ lwc1 $f6,0x68($sp)
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/* 16bb8: c7aa006c */ lwc1 $f10,0x6c($sp)
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/* 16bbc: 46002083 */ div.s $f2,$f4,$f0
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/* 16bc0: 4602a502 */ mul.s $f20,$f20,$f2
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/* 16bc4: 00000000 */ nop
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/* 16bc8: 4602b582 */ mul.s $f22,$f22,$f2
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/* 16bcc: 00000000 */ nop
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/* 16bd0: 4602c602 */ mul.s $f24,$f24,$f2
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/* 16bd4: 00000000 */ nop
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/* 16bd8: 46183202 */ mul.s $f8,$f6,$f24
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/* 16bdc: 00000000 */ nop
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/* 16be0: 46165102 */ mul.s $f4,$f10,$f22
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/* 16be4: 46044681 */ sub.s $f26,$f8,$f4
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/* 16be8: 46145202 */ mul.s $f8,$f10,$f20
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/* 16bec: c7a40064 */ lwc1 $f4,0x64($sp)
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/* 16bf0: 46182282 */ mul.s $f10,$f4,$f24
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/* 16bf4: 460a4701 */ sub.s $f28,$f8,$f10
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/* 16bf8: 46162202 */ mul.s $f8,$f4,$f22
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/* 16bfc: 00000000 */ nop
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/* 16c00: 46143282 */ mul.s $f10,$f6,$f20
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/* 16c04: 460a4781 */ sub.s $f30,$f8,$f10
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/* 16c08: 461ad102 */ mul.s $f4,$f26,$f26
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/* 16c0c: 00000000 */ nop
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/* 16c10: 461ce182 */ mul.s $f6,$f28,$f28
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/* 16c14: 46062200 */ add.s $f8,$f4,$f6
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/* 16c18: 461ef282 */ mul.s $f10,$f30,$f30
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/* 16c1c: 0c012974 */ jal sqrtf
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/* 16c20: 460a4300 */ add.s $f12,$f8,$f10
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/* 16c24: 3c013f80 */ lui $at,0x3f80
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/* 16c28: 44812000 */ mtc1 $at,$f4
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/* 16c2c: 00000000 */ nop
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/* 16c30: 46002083 */ div.s $f2,$f4,$f0
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/* 16c34: 4602d682 */ mul.s $f26,$f26,$f2
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/* 16c38: 00000000 */ nop
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/* 16c3c: 4602e702 */ mul.s $f28,$f28,$f2
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/* 16c40: 00000000 */ nop
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/* 16c44: 4602f782 */ mul.s $f30,$f30,$f2
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/* 16c48: 00000000 */ nop
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/* 16c4c: 461eb182 */ mul.s $f6,$f22,$f30
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/* 16c50: 00000000 */ nop
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/* 16c54: 461cc202 */ mul.s $f8,$f24,$f28
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/* 16c58: 00000000 */ nop
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/* 16c5c: 461ac282 */ mul.s $f10,$f24,$f26
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/* 16c60: 00000000 */ nop
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/* 16c64: 461ea102 */ mul.s $f4,$f20,$f30
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/* 16c68: 46083381 */ sub.s $f14,$f6,$f8
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/* 16c6c: 461ca182 */ mul.s $f6,$f20,$f28
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/* 16c70: 00000000 */ nop
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/* 16c74: 461ab202 */ mul.s $f8,$f22,$f26
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/* 16c78: e7ae0064 */ swc1 $f14,0x64($sp)
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/* 16c7c: 46045401 */ sub.s $f16,$f10,$f4
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/* 16c80: 460e7282 */ mul.s $f10,$f14,$f14
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/* 16c84: 00000000 */ nop
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/* 16c88: 46108102 */ mul.s $f4,$f16,$f16
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/* 16c8c: e7b00068 */ swc1 $f16,0x68($sp)
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/* 16c90: 46083481 */ sub.s $f18,$f6,$f8
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/* 16c94: 46129202 */ mul.s $f8,$f18,$f18
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/* 16c98: 46045180 */ add.s $f6,$f10,$f4
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/* 16c9c: e7b2006c */ swc1 $f18,0x6c($sp)
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/* 16ca0: 0c012974 */ jal sqrtf
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/* 16ca4: 46083300 */ add.s $f12,$f6,$f8
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/* 16ca8: 3c013f80 */ lui $at,0x3f80
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/* 16cac: 44815000 */ mtc1 $at,$f10
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/* 16cb0: c7ae0064 */ lwc1 $f14,0x64($sp)
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/* 16cb4: c7ac0068 */ lwc1 $f12,0x68($sp)
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/* 16cb8: 46005083 */ div.s $f2,$f10,$f0
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/* 16cbc: c7a4006c */ lwc1 $f4,0x6c($sp)
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/* 16cc0: 8fa40048 */ lw $a0,0x48($sp)
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/* 16cc4: 44800000 */ mtc1 $zero,$f0
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/* 16cc8: 46027382 */ mul.s $f14,$f14,$f2
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/* 16ccc: 00000000 */ nop
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/* 16cd0: 46026302 */ mul.s $f12,$f12,$f2
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/* 16cd4: 00000000 */ nop
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/* 16cd8: 46022182 */ mul.s $f6,$f4,$f2
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/* 16cdc: e7a6006c */ swc1 $f6,0x6c($sp)
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/* 16ce0: e49a0000 */ swc1 $f26,0x0($a0)
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/* 16ce4: e48e0010 */ swc1 $f14,0x10($a0)
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/* 16ce8: e4940020 */ swc1 $f20,0x20($a0)
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/* 16cec: c7a8004c */ lwc1 $f8,0x4c($sp)
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/* 16cf0: e49c0004 */ swc1 $f28,0x4($a0)
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/* 16cf4: e48c0014 */ swc1 $f12,0x14($a0)
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/* 16cf8: e4960024 */ swc1 $f22,0x24($a0)
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/* 16cfc: e4880030 */ swc1 $f8,0x30($a0)
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/* 16d00: c7aa0050 */ lwc1 $f10,0x50($sp)
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/* 16d04: e49e0008 */ swc1 $f30,0x8($a0)
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/* 16d08: 44814000 */ mtc1 $at,$f8
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/* 16d0c: e48a0034 */ swc1 $f10,0x34($a0)
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/* 16d10: c7a4006c */ lwc1 $f4,0x6c($sp)
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/* 16d14: e4980028 */ swc1 $f24,0x28($a0)
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/* 16d18: e4840018 */ swc1 $f4,0x18($a0)
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/* 16d1c: c7a60054 */ lwc1 $f6,0x54($sp)
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/* 16d20: e480000c */ swc1 $f0,0xc($a0)
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/* 16d24: e480001c */ swc1 $f0,0x1c($a0)
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/* 16d28: e480002c */ swc1 $f0,0x2c($a0)
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/* 16d2c: e488003c */ swc1 $f8,0x3c($a0)
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/* 16d30: e4860038 */ swc1 $f6,0x38($a0)
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/* 16d34: 8fbf0044 */ lw $ra,0x44($sp)
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/* 16d38: d7be0038 */ ldc1 $f30,0x38($sp)
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/* 16d3c: d7bc0030 */ ldc1 $f28,0x30($sp)
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/* 16d40: d7ba0028 */ ldc1 $f26,0x28($sp)
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/* 16d44: d7b80020 */ ldc1 $f24,0x20($sp)
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/* 16d48: d7b60018 */ ldc1 $f22,0x18($sp)
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/* 16d4c: d7b40010 */ ldc1 $f20,0x10($sp)
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/* 16d50: 03e00008 */ jr $ra
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/* 16d54: 27bd0048 */ addiu $sp,$sp,0x48
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);
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void mtx00016b58(Mtxf *mtx, f32 posx, f32 posy, f32 posz, f32 lookx, f32 looky, f32 lookz, f32 upx, f32 upy, f32 upz)
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{
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f32 a;
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f32 b;
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f32 c;
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f32 tmp;
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tmp = -1 / sqrtf(lookx * lookx + looky * looky + lookz * lookz);
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lookx *= tmp;
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looky *= tmp;
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lookz *= tmp;
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a = upy * lookz - upz * looky;
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b = upz * lookx - upx * lookz;
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c = upx * looky - upy * lookx;
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tmp = 1 / sqrtf(a * a + b * b + c * c);
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a *= tmp;
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b *= tmp;
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c *= tmp;
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upx = looky * c - lookz * b;
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upy = lookz * a - lookx * c;
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upz = lookx * b - looky * a;
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tmp = 1 / sqrtf(upx * upx + upy * upy + upz * upz);
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upx *= tmp;
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upy *= tmp;
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upz *= tmp;
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mtx->m[0][0] = a;
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mtx->m[1][0] = upx;
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mtx->m[2][0] = lookx;
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mtx->m[3][0] = posx;
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mtx->m[0][1] = b;
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mtx->m[1][1] = upy;
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mtx->m[2][1] = looky;
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mtx->m[3][1] = posy;
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mtx->m[0][2] = c;
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mtx->m[1][2] = upz;
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mtx->m[2][2] = lookz;
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mtx->m[3][2] = posz;
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mtx->m[0][3] = 0;
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mtx->m[1][3] = 0;
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mtx->m[2][3] = 0;
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mtx->m[3][3] = 1;
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}
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void mtx00016d58(Mtxf *mtx, f32 posx, f32 posy, f32 posz, f32 lookx, f32 looky, f32 lookz, f32 upx, f32 upy, f32 upz)
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{
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