mirror of
https://gitlab.com/ryandwyer/perfect-dark
synced 2026-08-19 05:22:21 -04:00
Decompile currentPlayerSetCameraScale
This commit is contained in:
Ryan Dwyer
+39
-151
@@ -1619,7 +1619,7 @@ void currentPlayerSetPerspective(f32 near, f32 fovy, f32 aspect)
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f32 func0f0b49b8(f32 arg0)
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{
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f32 result = func0f096750(g_Vars.currentplayer->unk176c * arg0 * g_Vars.currentplayer->c_halfheight, 1.0f);
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f32 result = func0f096750(g_Vars.currentplayer->c_scalelod60 * arg0 * g_Vars.currentplayer->c_halfheight, 1.0f);
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result *= 114.591552f;
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if (result < 0) {
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@@ -1629,156 +1629,44 @@ f32 func0f0b49b8(f32 arg0)
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return result;
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}
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GLOBAL_ASM(
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glabel func0f0b4a24
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.late_rodata
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glabel var7f1ad144
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.word 0x3c0efa35
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glabel var7f1ad148
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.word 0x3f060a92
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glabel var7f1ad14c
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.word 0x3f060a92
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.text
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/* f0b4a24: 27bdffc0 */ addiu $sp,$sp,-64
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/* f0b4a28: afb00020 */ sw $s0,0x20($sp)
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/* f0b4a2c: 3c10800a */ lui $s0,%hi(g_Vars+0x284)
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/* f0b4a30: 8e10a244 */ lw $s0,%lo(g_Vars+0x284)($s0)
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/* f0b4a34: f7b40018 */ sdc1 $f20,0x18($sp)
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/* f0b4a38: afbf0024 */ sw $ra,0x24($sp)
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/* f0b4a3c: 3c017f1b */ lui $at,%hi(var7f1ad144)
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/* f0b4a40: c434d144 */ lwc1 $f20,%lo(var7f1ad144)($at)
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/* f0b4a44: c6041718 */ lwc1 $f4,0x1718($s0)
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/* f0b4a48: 46142302 */ mul.s $f12,$f4,$f20
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/* f0b4a4c: 0c0068f7 */ jal fsin
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/* f0b4a50: 00000000 */ sll $zero,$zero,0x0
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/* f0b4a54: e7a00028 */ swc1 $f0,0x28($sp)
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/* f0b4a58: c6061718 */ lwc1 $f6,0x1718($s0)
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/* f0b4a5c: 46143302 */ mul.s $f12,$f6,$f20
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/* f0b4a60: 0c0068f4 */ jal fcos
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/* f0b4a64: 00000000 */ sll $zero,$zero,0x0
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/* f0b4a68: c60e1724 */ lwc1 $f14,0x1724($s0)
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/* f0b4a6c: c7a80028 */ lwc1 $f8,0x28($sp)
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/* f0b4a70: c612171c */ lwc1 $f18,0x171c($s0)
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/* f0b4a74: 460e0282 */ mul.s $f10,$f0,$f14
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/* f0b4a78: 3c013f80 */ lui $at,0x3f80
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/* f0b4a7c: 4481a000 */ mtc1 $at,$f20
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/* f0b4a80: 3c017f1b */ lui $at,%hi(var7f1ad148)
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/* f0b4a84: 460a4083 */ div.s $f2,$f8,$f10
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/* f0b4a88: c6081720 */ lwc1 $f8,0x1720($s0)
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/* f0b4a8c: 46121102 */ mul.s $f4,$f2,$f18
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/* f0b4a90: 4602a483 */ div.s $f18,$f20,$f2
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/* f0b4a94: e602172c */ swc1 $f2,0x172c($s0)
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/* f0b4a98: e6021770 */ swc1 $f2,0x1770($s0)
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/* f0b4a9c: 460e2182 */ mul.s $f6,$f4,$f14
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/* f0b4aa0: 46083403 */ div.s $f16,$f6,$f8
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/* f0b4aa4: e6121734 */ swc1 $f18,0x1734($s0)
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/* f0b4aa8: 4610a283 */ div.s $f10,$f20,$f16
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/* f0b4aac: e6101728 */ swc1 $f16,0x1728($s0)
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/* f0b4ab0: e60a1730 */ swc1 $f10,0x1730($s0)
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/* f0b4ab4: 0c0068f7 */ jal fsin
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/* f0b4ab8: c42cd148 */ lwc1 $f12,%lo(var7f1ad148)($at)
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/* f0b4abc: 3c017f1b */ lui $at,%hi(var7f1ad14c)
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/* f0b4ac0: c42cd14c */ lwc1 $f12,%lo(var7f1ad14c)($at)
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/* f0b4ac4: 0c0068f4 */ jal fcos
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/* f0b4ac8: e7a00028 */ swc1 $f0,0x28($sp)
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/* f0b4acc: 3c0142f0 */ lui $at,0x42f0
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/* f0b4ad0: 44813000 */ mtc1 $at,$f6
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/* f0b4ad4: c7a40028 */ lwc1 $f4,0x28($sp)
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/* f0b4ad8: c60a1770 */ lwc1 $f10,0x1770($s0)
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/* f0b4adc: 46060202 */ mul.s $f8,$f0,$f6
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/* f0b4ae0: 3c014780 */ lui $at,0x4780
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/* f0b4ae4: 44819000 */ mtc1 $at,$f18
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/* f0b4ae8: 3c014f80 */ lui $at,0x4f80
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/* f0b4aec: 44813000 */ mtc1 $at,$f6
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/* f0b4af0: 240effff */ addiu $t6,$zero,-1
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/* f0b4af4: 24180001 */ addiu $t8,$zero,0x1
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/* f0b4af8: 46082083 */ div.s $f2,$f4,$f8
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/* f0b4afc: 46025303 */ div.s $f12,$f10,$f2
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/* f0b4b00: e602176c */ swc1 $f2,0x176c($s0)
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/* f0b4b04: 46126382 */ mul.s $f14,$f12,$f18
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/* f0b4b08: e60c1774 */ swc1 $f12,0x1774($s0)
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/* f0b4b0c: 460e303c */ c.lt.s $f6,$f14
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/* f0b4b10: 00000000 */ sll $zero,$zero,0x0
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/* f0b4b14: 45020004 */ bc1fl .L0f0b4b28
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/* f0b4b18: 444ff800 */ cfc1 $t7,$31
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/* f0b4b1c: 10000022 */ beqz $zero,.L0f0b4ba8
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/* f0b4b20: ae0e1778 */ sw $t6,0x1778($s0)
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/* f0b4b24: 444ff800 */ cfc1 $t7,$31
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.L0f0b4b28:
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/* f0b4b28: 44d8f800 */ ctc1 $t8,$31
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/* f0b4b2c: 3c014f00 */ lui $at,0x4f00
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/* f0b4b30: 46007124 */ cvt.w.s $f4,$f14
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/* f0b4b34: 4458f800 */ cfc1 $t8,$31
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/* f0b4b38: 00000000 */ sll $zero,$zero,0x0
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/* f0b4b3c: 33180078 */ andi $t8,$t8,0x78
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/* f0b4b40: 53000013 */ beqzl $t8,.L0f0b4b90
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/* f0b4b44: 44182000 */ mfc1 $t8,$f4
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/* f0b4b48: 44812000 */ mtc1 $at,$f4
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/* f0b4b4c: 24180001 */ addiu $t8,$zero,0x1
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/* f0b4b50: 46047101 */ sub.s $f4,$f14,$f4
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/* f0b4b54: 44d8f800 */ ctc1 $t8,$31
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/* f0b4b58: 00000000 */ sll $zero,$zero,0x0
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/* f0b4b5c: 46002124 */ cvt.w.s $f4,$f4
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/* f0b4b60: 4458f800 */ cfc1 $t8,$31
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/* f0b4b64: 00000000 */ sll $zero,$zero,0x0
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/* f0b4b68: 33180078 */ andi $t8,$t8,0x78
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/* f0b4b6c: 17000005 */ bnez $t8,.L0f0b4b84
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/* f0b4b70: 00000000 */ sll $zero,$zero,0x0
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/* f0b4b74: 44182000 */ mfc1 $t8,$f4
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/* f0b4b78: 3c018000 */ lui $at,0x8000
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/* f0b4b7c: 10000007 */ beqz $zero,.L0f0b4b9c
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/* f0b4b80: 0301c025 */ or $t8,$t8,$at
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.L0f0b4b84:
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/* f0b4b84: 10000005 */ beqz $zero,.L0f0b4b9c
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/* f0b4b88: 2418ffff */ addiu $t8,$zero,-1
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/* f0b4b8c: 44182000 */ mfc1 $t8,$f4
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.L0f0b4b90:
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/* f0b4b90: 00000000 */ sll $zero,$zero,0x0
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/* f0b4b94: 0700fffb */ bltz $t8,.L0f0b4b84
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/* f0b4b98: 00000000 */ sll $zero,$zero,0x0
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.L0f0b4b9c:
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/* f0b4b9c: 44cff800 */ ctc1 $t7,$31
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/* f0b4ba0: ae181778 */ sw $t8,0x1778($s0)
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/* f0b4ba4: 00000000 */ sll $zero,$zero,0x0
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.L0f0b4ba8:
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/* f0b4ba8: c6081724 */ lwc1 $f8,0x1724($s0)
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/* f0b4bac: c60a172c */ lwc1 $f10,0x172c($s0)
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/* f0b4bb0: 460a4382 */ mul.s $f14,$f8,$f10
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/* f0b4bb4: 00000000 */ sll $zero,$zero,0x0
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/* f0b4bb8: 460e7482 */ mul.s $f18,$f14,$f14
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/* f0b4bbc: e7ae002c */ swc1 $f14,0x2c($sp)
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/* f0b4bc0: 0c012974 */ jal sqrtf
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/* f0b4bc4: 46149300 */ add.s $f12,$f18,$f20
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/* f0b4bc8: 4600a083 */ div.s $f2,$f20,$f0
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/* f0b4bcc: c7ae002c */ lwc1 $f14,0x2c($sp)
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/* f0b4bd0: c6081720 */ lwc1 $f8,0x1720($s0)
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/* f0b4bd4: c6121728 */ lwc1 $f18,0x1728($s0)
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/* f0b4bd8: 44803000 */ mtc1 $zero,$f6
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/* f0b4bdc: 46004287 */ neg.s $f10,$f8
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/* f0b4be0: e606177c */ swc1 $f6,0x177c($s0)
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/* f0b4be4: 46027102 */ mul.s $f4,$f14,$f2
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/* f0b4be8: e6021780 */ swc1 $f2,0x1780($s0)
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/* f0b4bec: 46125402 */ mul.s $f16,$f10,$f18
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/* f0b4bf0: e6041784 */ swc1 $f4,0x1784($s0)
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/* f0b4bf4: 46108182 */ mul.s $f6,$f16,$f16
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/* f0b4bf8: e7b00030 */ swc1 $f16,0x30($sp)
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/* f0b4bfc: 0c012974 */ jal sqrtf
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/* f0b4c00: 46143300 */ add.s $f12,$f6,$f20
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/* f0b4c04: 4600a083 */ div.s $f2,$f20,$f0
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/* f0b4c08: c7b00030 */ lwc1 $f16,0x30($sp)
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/* f0b4c0c: 44804000 */ mtc1 $zero,$f8
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/* f0b4c10: 46008287 */ neg.s $f10,$f16
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/* f0b4c14: e608178c */ swc1 $f8,0x178c($s0)
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/* f0b4c18: 46025482 */ mul.s $f18,$f10,$f2
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/* f0b4c1c: 46001107 */ neg.s $f4,$f2
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/* f0b4c20: e6041788 */ swc1 $f4,0x1788($s0)
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/* f0b4c24: e6121790 */ swc1 $f18,0x1790($s0)
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/* f0b4c28: 8fbf0024 */ lw $ra,0x24($sp)
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/* f0b4c2c: 8fb00020 */ lw $s0,0x20($sp)
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/* f0b4c30: d7b40018 */ ldc1 $f20,0x18($sp)
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/* f0b4c34: 03e00008 */ jr $ra
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/* f0b4c38: 27bd0040 */ addiu $sp,$sp,0x40
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);
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void currentPlayerSetCameraScale(void)
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{
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struct player *player = g_Vars.currentplayer;
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f32 fVar4;
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f32 tmp;
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f32 fVar5;
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f32 fVar2;
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player->c_scaley = fsin(player->c_perspfovy * (M_CORRECT_PI / 360.0f)) / (fcos(player->c_perspfovy * (M_CORRECT_PI / 360.0f)) * player->c_halfheight);
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player->c_scalelod = player->c_scaley;
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player->c_scalex = (player->c_scaley * player->c_perspaspect * player->c_halfheight) / player->c_halfwidth;
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player->c_recipscalex = 1.0f / player->c_scalex;
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player->c_recipscaley = 1.0f / player->c_scaley;
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fVar4 = fsin(0.52359879016876f) / (fcos(0.52359879016876f) * 120.0f);
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player->c_scalelod60 = fVar4;
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player->c_lodscalez = player->c_scalelod / fVar4;
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tmp = player->c_lodscalez * 65536.0f;
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if (tmp > 4294967296.0f) {
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player->c_lodscalezu32 = 0xffffffff;
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} else {
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player->c_lodscalezu32 = tmp;
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}
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fVar2 = player->c_halfheight * player->c_scaley;
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fVar4 = 1.0f / sqrtf(fVar2 * fVar2 + 1.0f);
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player->c_cameratopnorm.x = 0;
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player->c_cameratopnorm.y = fVar4;
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player->c_cameratopnorm.z = fVar2 * fVar4;
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fVar5 = -player->c_halfwidth * player->c_scalex;
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fVar4 = 1.0f / sqrtf(fVar5 * fVar5 + 1.0f);
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player->c_cameraleftnorm.x = -fVar4;
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player->c_cameraleftnorm.y = 0;
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player->c_cameraleftnorm.z = -fVar5 * fVar4;
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}
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GLOBAL_ASM(
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glabel func0f0b4c3c
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