Decompile func0003b710
This commit is contained in:
Ryan Dwyer
parent
78aeffe5a4
commit
d3d8ac989c
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@ -8,7 +8,7 @@ u32 func0003ae60(void);
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u32 func0003b178(void);
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u32 func0003b370(void);
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u32 func0003b54c(void);
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void func0003b710(f32 outputrate, f32 arg1, f32 arg4, f32 *arg5, f32 *arg6);
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void func0003b710(f32 outputrate, f32 arg1, f32 arg2, f32 *arg3, f32 *arg4);
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f32 func0003b9d4(s32 arg0);
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void func0003ba64(struct fx *fx, f32 outputrate);
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@ -28,110 +28,29 @@ s32 BIGROOM_PARAMS_N[10] = {
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0, 0, 0, 0, 0, 0, 0, 0,
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};
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GLOBAL_ASM(
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glabel func0003b710
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.late_rodata
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glabel var70054ac0
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.word 0x40490fdb
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glabel var70054ac4
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.word 0x3fb504f4
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.text
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/* 3b710: 27bdffd8 */ addiu $sp,$sp,-40
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/* 3b714: afbf0014 */ sw $ra,0x14($sp)
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/* 3b718: afa60030 */ sw $a2,0x30($sp)
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/* 3b71c: afa70034 */ sw $a3,0x34($sp)
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/* 3b720: e7ac0028 */ swc1 $f12,0x28($sp)
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/* 3b724: e7ae002c */ swc1 $f14,0x2c($sp)
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/* 3b728: 3c014348 */ lui $at,0x4348
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/* 3b72c: 44814000 */ mtc1 $at,$f8
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/* 3b730: c7a60028 */ lwc1 $f6,0x28($sp)
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/* 3b734: c7a4002c */ lwc1 $f4,0x2c($sp)
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/* 3b738: 46083281 */ sub.s $f10,$f6,$f8
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/* 3b73c: 4604503e */ c.le.s $f10,$f4
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/* 3b740: 00000000 */ nop
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/* 3b744: 45000006 */ bc1f .L0003b760
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/* 3b748: 00000000 */ nop
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/* 3b74c: 3c014348 */ lui $at,0x4348
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/* 3b750: 44819000 */ mtc1 $at,$f18
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/* 3b754: c7b00028 */ lwc1 $f16,0x28($sp)
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/* 3b758: 46128181 */ sub.s $f6,$f16,$f18
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/* 3b75c: e7a6002c */ swc1 $f6,0x2c($sp)
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.L0003b760:
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/* 3b760: 3c017005 */ lui $at,%hi(var70054ac0)
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/* 3b764: c4244ac0 */ lwc1 $f4,%lo(var70054ac0)($at)
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/* 3b768: c7a8002c */ lwc1 $f8,0x2c($sp)
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/* 3b76c: c7b00028 */ lwc1 $f16,0x28($sp)
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/* 3b770: 46044282 */ mul.s $f10,$f8,$f4
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/* 3b774: 460083a1 */ cvt.d.s $f14,$f16
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/* 3b778: 0fc259d4 */ jal atan2f
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/* 3b77c: 46005321 */ cvt.d.s $f12,$f10
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/* 3b780: 44829000 */ mtc1 $v0,$f18
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/* 3b784: 00000000 */ nop
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/* 3b788: 468091a0 */ cvt.s.w $f6,$f18
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/* 3b78c: e7a60024 */ swc1 $f6,0x24($sp)
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/* 3b790: c7a80024 */ lwc1 $f8,0x24($sp)
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/* 3b794: 46084102 */ mul.s $f4,$f8,$f8
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/* 3b798: e7a40020 */ swc1 $f4,0x20($sp)
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/* 3b79c: 3c017005 */ lui $at,%hi(var70054ac4)
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/* 3b7a0: c4304ac4 */ lwc1 $f16,%lo(var70054ac4)($at)
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/* 3b7a4: c7aa0024 */ lwc1 $f10,0x24($sp)
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/* 3b7a8: c7a60030 */ lwc1 $f6,0x30($sp)
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/* 3b7ac: 46105482 */ mul.s $f18,$f10,$f16
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/* 3b7b0: 46069203 */ div.s $f8,$f18,$f6
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/* 3b7b4: e7a8001c */ swc1 $f8,0x1c($sp)
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/* 3b7b8: 3c013f80 */ lui $at,0x3f80
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/* 3b7bc: 44812000 */ mtc1 $at,$f4
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/* 3b7c0: c7aa0020 */ lwc1 $f10,0x20($sp)
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/* 3b7c4: c7b2001c */ lwc1 $f18,0x1c($sp)
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/* 3b7c8: 8fae0034 */ lw $t6,0x34($sp)
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/* 3b7cc: 460a2400 */ add.s $f16,$f4,$f10
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/* 3b7d0: 46128180 */ add.s $f6,$f16,$f18
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/* 3b7d4: 46065203 */ div.s $f8,$f10,$f6
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/* 3b7d8: e5c80000 */ swc1 $f8,0x0($t6)
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/* 3b7dc: 8faf0034 */ lw $t7,0x34($sp)
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/* 3b7e0: 3c014000 */ lui $at,0x4000
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/* 3b7e4: 44818000 */ mtc1 $at,$f16
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/* 3b7e8: c5e40000 */ lwc1 $f4,0x0($t7)
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/* 3b7ec: 46102482 */ mul.s $f18,$f4,$f16
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/* 3b7f0: e5f20004 */ swc1 $f18,0x4($t7)
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/* 3b7f4: 8fb80034 */ lw $t8,0x34($sp)
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/* 3b7f8: c70a0000 */ lwc1 $f10,0x0($t8)
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/* 3b7fc: e70a0008 */ swc1 $f10,0x8($t8)
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/* 3b800: 3c013f80 */ lui $at,0x3f80
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/* 3b804: 44814000 */ mtc1 $at,$f8
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/* 3b808: c7a60020 */ lwc1 $f6,0x20($sp)
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/* 3b80c: 3c014000 */ lui $at,0x4000
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/* 3b810: 44818000 */ mtc1 $at,$f16
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/* 3b814: 46083101 */ sub.s $f4,$f6,$f8
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/* 3b818: 3c013f80 */ lui $at,0x3f80
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/* 3b81c: 44815000 */ mtc1 $at,$f10
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/* 3b820: 8fb90038 */ lw $t9,0x38($sp)
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/* 3b824: 46102482 */ mul.s $f18,$f4,$f16
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/* 3b828: 46065200 */ add.s $f8,$f10,$f6
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/* 3b82c: c7a4001c */ lwc1 $f4,0x1c($sp)
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/* 3b830: 46044400 */ add.s $f16,$f8,$f4
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/* 3b834: 46109283 */ div.s $f10,$f18,$f16
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/* 3b838: e72a0004 */ swc1 $f10,0x4($t9)
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/* 3b83c: 3c013f80 */ lui $at,0x3f80
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/* 3b840: 44813000 */ mtc1 $at,$f6
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/* 3b844: c7a80020 */ lwc1 $f8,0x20($sp)
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/* 3b848: 44815000 */ mtc1 $at,$f10
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/* 3b84c: c7b2001c */ lwc1 $f18,0x1c($sp)
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/* 3b850: 46083100 */ add.s $f4,$f6,$f8
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/* 3b854: 8fa80038 */ lw $t0,0x38($sp)
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/* 3b858: 46085180 */ add.s $f6,$f10,$f8
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/* 3b85c: 46122401 */ sub.s $f16,$f4,$f18
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/* 3b860: 46123100 */ add.s $f4,$f6,$f18
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/* 3b864: 46048283 */ div.s $f10,$f16,$f4
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/* 3b868: e50a0008 */ swc1 $f10,0x8($t0)
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/* 3b86c: 10000001 */ b .L0003b874
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/* 3b870: 00000000 */ nop
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.L0003b874:
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/* 3b874: 8fbf0014 */ lw $ra,0x14($sp)
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/* 3b878: 27bd0028 */ addiu $sp,$sp,0x28
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/* 3b87c: 03e00008 */ jr $ra
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/* 3b880: 00000000 */ nop
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);
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#define M_PI 3.141592741f
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void func0003b710(f32 outputrate, f32 arg1, f32 arg2, f32 *arg3, f32 *arg4)
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{
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f32 sp24;
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f32 sp20;
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f32 sp1c;
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if (arg1 >= outputrate - 200) {
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arg1 = outputrate - 200;
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}
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sp24 = atan2f(arg1 * M_PI, outputrate);
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sp20 = sp24 * sp24;
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sp1c = (sp24 * 1.4142136573792f) / arg2;
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arg3[0] = sp20 / (1 + sp20 + sp1c);
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arg3[1] = arg3[0] * 2;
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arg3[2] = arg3[0];
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arg4[1] = ((sp20 - 1) * 2) / (1 + sp20 + sp1c);
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arg4[2] = ((1 + sp20) - sp1c) / (1 + sp20 + sp1c);
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}
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void _init_lpfilter(ALLowPass *lp)
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{
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