Decompile initOsc
This commit is contained in:
Ryan Dwyer
parent
65d0b40844
commit
c2135b2cf2
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@ -5,8 +5,6 @@
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#include "types.h"
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f32 func0002fc60(u8 arg0);
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u32 func000301e4(void);
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u32 func00030690(void);
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void func00030bfc(s32 arg0, s32 arg1);
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void func00030c98(ALSeqpConfig *config);
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@ -43,6 +43,32 @@ typedef struct {
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s32 centsrange;
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} vibASawData;
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typedef struct {
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u32 unk0c;
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u32 unk10;
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u32 unk14;
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u32 unk18;
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u32 unk1c;
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u16 unk20;
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u16 unk22;
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u16 unk24;
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u16 unk26;
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u8 unk28;
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u8 unk29;
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} type01Data;
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typedef struct {
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u32 unk0c;
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u32 unk10;
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u32 unk14;
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u32 unk18;
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u32 unk1c;
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u16 unk20;
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u16 unk22;
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u16 unk24;
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f32 unk28;
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} type80Data;
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typedef struct oscData_s {
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struct oscData_s *next;
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u8 type;
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@ -58,13 +84,9 @@ typedef struct oscData_s {
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vibSqrData vsqr;
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vibDSawData vdsaw;
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vibASawData vasaw;
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type01Data type01;
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type80Data type80;
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} data;
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u32 unk14;
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u32 unk18;
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u32 unk1c;
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u32 unk20;
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u32 unk24;
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u32 unk28;
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} oscData;
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oscData *freeOscStateList;
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@ -74,10 +96,9 @@ u32 var8009c2c8;
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u32 var8009c2cc;
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N_ALSndPlayer var8009c2d0;
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ALMicroTime initOsc(void **oscState, f32 *initVal,u8 oscType, u8 oscRate,u8 oscDepth,u8 oscDelay);
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void stopOsc(void *oscState);
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ALMicroTime updateOsc(void *oscState, f32 *updateVal);
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void func00030bd8(void *oscState);
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ALMicroTime func000301e4(void **oscState, f32 *initVal, u8 oscType, u8 oscRate, u8 oscDepth, u8 oscDelay, u8 arg6);
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f32 func0002fc60(u8 arg0)
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{
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@ -96,137 +117,47 @@ f32 func0002fc60(u8 arg0)
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return fStack8;
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}
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GLOBAL_ASM(
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glabel initOsc
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/* 2fcdc: 27bdffc0 */ addiu $sp,$sp,-64
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/* 2fce0: afbf002c */ sw $ra,0x2c($sp)
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/* 2fce4: afa40040 */ sw $a0,0x40($sp)
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/* 2fce8: afa50044 */ sw $a1,0x44($sp)
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/* 2fcec: afa60048 */ sw $a2,0x48($sp)
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/* 2fcf0: afa7004c */ sw $a3,0x4c($sp)
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/* 2fcf4: afb00028 */ sw $s0,0x28($sp)
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/* 2fcf8: afa00038 */ sw $zero,0x38($sp)
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/* 2fcfc: 93ae0057 */ lbu $t6,0x57($sp)
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/* 2fd00: 15c00003 */ bnez $t6,.L0002fd10
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/* 2fd04: 00000000 */ nop
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/* 2fd08: 10000067 */ b .L0002fea8
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/* 2fd0c: 00001025 */ or $v0,$zero,$zero
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.L0002fd10:
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/* 2fd10: 93af004b */ lbu $t7,0x4b($sp)
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/* 2fd14: 24010001 */ addiu $at,$zero,0x1
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/* 2fd18: 11e10011 */ beq $t7,$at,.L0002fd60
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/* 2fd1c: 00000000 */ nop
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/* 2fd20: 24010080 */ addiu $at,$zero,0x80
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/* 2fd24: 11e1000e */ beq $t7,$at,.L0002fd60
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/* 2fd28: 00000000 */ nop
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/* 2fd2c: 93b80053 */ lbu $t8,0x53($sp)
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/* 2fd30: 93b90057 */ lbu $t9,0x57($sp)
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/* 2fd34: 93a8005b */ lbu $t0,0x5b($sp)
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/* 2fd38: 8fa40040 */ lw $a0,0x40($sp)
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/* 2fd3c: 8fa50044 */ lw $a1,0x44($sp)
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/* 2fd40: 93a6004b */ lbu $a2,0x4b($sp)
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/* 2fd44: 93a7004f */ lbu $a3,0x4f($sp)
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/* 2fd48: afb80010 */ sw $t8,0x10($sp)
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/* 2fd4c: afb90014 */ sw $t9,0x14($sp)
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/* 2fd50: 0c00c079 */ jal func000301e4
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/* 2fd54: afa80018 */ sw $t0,0x18($sp)
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/* 2fd58: 10000053 */ b .L0002fea8
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/* 2fd5c: 00000000 */ nop
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.L0002fd60:
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/* 2fd60: 3c09800a */ lui $t1,%hi(freeOscStateList)
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/* 2fd64: 8d29b870 */ lw $t1,%lo(freeOscStateList)($t1)
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/* 2fd68: 1120004b */ beqz $t1,.L0002fe98
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/* 2fd6c: 00000000 */ nop
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/* 2fd70: 3c0a800a */ lui $t2,%hi(freeOscStateList)
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/* 2fd74: 8d4ab870 */ lw $t2,%lo(freeOscStateList)($t2)
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/* 2fd78: afaa003c */ sw $t2,0x3c($sp)
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/* 2fd7c: 3c0b800a */ lui $t3,%hi(freeOscStateList)
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/* 2fd80: 8d6bb870 */ lw $t3,%lo(freeOscStateList)($t3)
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/* 2fd84: 3c01800a */ lui $at,%hi(freeOscStateList)
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/* 2fd88: 8d6c0000 */ lw $t4,0x0($t3)
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/* 2fd8c: ac2cb870 */ sw $t4,%lo(freeOscStateList)($at)
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/* 2fd90: 93ad004b */ lbu $t5,0x4b($sp)
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/* 2fd94: 8fae003c */ lw $t6,0x3c($sp)
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/* 2fd98: a1cd0004 */ sb $t5,0x4($t6)
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/* 2fd9c: 8faf003c */ lw $t7,0x3c($sp)
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/* 2fda0: 8fb80040 */ lw $t8,0x40($sp)
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/* 2fda4: af0f0000 */ sw $t7,0x0($t8)
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/* 2fda8: 93b90057 */ lbu $t9,0x57($sp)
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/* 2fdac: 00194380 */ sll $t0,$t9,0xe
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/* 2fdb0: afa80038 */ sw $t0,0x38($sp)
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/* 2fdb4: 93b0004b */ lbu $s0,0x4b($sp)
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/* 2fdb8: 24010001 */ addiu $at,$zero,0x1
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/* 2fdbc: 12010006 */ beq $s0,$at,.L0002fdd8
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/* 2fdc0: 00000000 */ nop
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/* 2fdc4: 24010080 */ addiu $at,$zero,0x80
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/* 2fdc8: 12010020 */ beq $s0,$at,.L0002fe4c
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/* 2fdcc: 00000000 */ nop
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/* 2fdd0: 1000002f */ b .L0002fe90
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/* 2fdd4: 00000000 */ nop
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.L0002fdd8:
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/* 2fdd8: 8fa9003c */ lw $t1,0x3c($sp)
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/* 2fddc: a5200024 */ sh $zero,0x24($t1)
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/* 2fde0: 93aa004f */ lbu $t2,0x4f($sp)
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/* 2fde4: 8fad003c */ lw $t5,0x3c($sp)
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/* 2fde8: 240b0103 */ addiu $t3,$zero,0x103
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/* 2fdec: 016a6023 */ subu $t4,$t3,$t2
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/* 2fdf0: a5ac0022 */ sh $t4,0x22($t5)
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/* 2fdf4: 93ae0053 */ lbu $t6,0x53($sp)
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/* 2fdf8: 8fb8003c */ lw $t8,0x3c($sp)
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/* 2fdfc: 000e7843 */ sra $t7,$t6,0x1
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/* 2fe00: a30f0028 */ sb $t7,0x28($t8)
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/* 2fe04: 8fb9003c */ lw $t9,0x3c($sp)
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/* 2fe08: 2409007f */ addiu $t1,$zero,0x7f
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/* 2fe0c: 93280028 */ lbu $t0,0x28($t9)
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/* 2fe10: 01285823 */ subu $t3,$t1,$t0
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/* 2fe14: a32b0029 */ sb $t3,0x29($t9)
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/* 2fe18: 8faa003c */ lw $t2,0x3c($sp)
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/* 2fe1c: 914c0029 */ lbu $t4,0x29($t2)
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/* 2fe20: 448c2000 */ mtc1 $t4,$f4
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/* 2fe24: 05810005 */ bgez $t4,.L0002fe3c
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/* 2fe28: 468021a0 */ cvt.s.w $f6,$f4
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/* 2fe2c: 3c014f80 */ lui $at,0x4f80
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/* 2fe30: 44814000 */ mtc1 $at,$f8
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/* 2fe34: 00000000 */ nop
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/* 2fe38: 46083180 */ add.s $f6,$f6,$f8
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.L0002fe3c:
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/* 2fe3c: 8fad0044 */ lw $t5,0x44($sp)
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/* 2fe40: e5a60000 */ swc1 $f6,0x0($t5)
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/* 2fe44: 10000014 */ b .L0002fe98
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/* 2fe48: 00000000 */ nop
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.L0002fe4c:
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/* 2fe4c: 0c00bf18 */ jal func0002fc60
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/* 2fe50: 93a40053 */ lbu $a0,0x53($sp)
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/* 2fe54: 8fae003c */ lw $t6,0x3c($sp)
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/* 2fe58: e5c00028 */ swc1 $f0,0x28($t6)
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/* 2fe5c: 8faf003c */ lw $t7,0x3c($sp)
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/* 2fe60: a5e00024 */ sh $zero,0x24($t7)
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/* 2fe64: 93b8004f */ lbu $t8,0x4f($sp)
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/* 2fe68: 8fab003c */ lw $t3,0x3c($sp)
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/* 2fe6c: 24090103 */ addiu $t1,$zero,0x103
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/* 2fe70: 01384023 */ subu $t0,$t1,$t8
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/* 2fe74: a5680022 */ sh $t0,0x22($t3)
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/* 2fe78: 3c013f80 */ lui $at,0x3f80
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/* 2fe7c: 44815000 */ mtc1 $at,$f10
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/* 2fe80: 8fb90044 */ lw $t9,0x44($sp)
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/* 2fe84: e72a0000 */ swc1 $f10,0x0($t9)
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/* 2fe88: 10000003 */ b .L0002fe98
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/* 2fe8c: 00000000 */ nop
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.L0002fe90:
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/* 2fe90: 10000001 */ b .L0002fe98
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/* 2fe94: 00000000 */ nop
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.L0002fe98:
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/* 2fe98: 10000003 */ b .L0002fea8
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/* 2fe9c: 8fa20038 */ lw $v0,0x38($sp)
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/* 2fea0: 10000001 */ b .L0002fea8
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/* 2fea4: 00000000 */ nop
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.L0002fea8:
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/* 2fea8: 8fbf002c */ lw $ra,0x2c($sp)
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/* 2feac: 8fb00028 */ lw $s0,0x28($sp)
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/* 2feb0: 27bd0040 */ addiu $sp,$sp,0x40
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/* 2feb4: 03e00008 */ jr $ra
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/* 2feb8: 00000000 */ nop
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);
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ALMicroTime initOsc(void **oscState, f32 *initVal, u8 oscType, u8 oscRate, u8 oscDepth, u8 oscDelay, u8 arg6)
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{
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oscData *state;
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ALMicroTime result = 0;
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if (oscDelay == 0) {
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return 0;
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}
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if (oscType != 1 && oscType != 0x80) {
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return func000301e4(oscState, initVal, oscType, oscRate, oscDepth, oscDelay, arg6);
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}
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if (freeOscStateList != NULL) {
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state = freeOscStateList;
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freeOscStateList = freeOscStateList->next;
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state->type = oscType;
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*oscState = state;
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result = oscDelay << 14;
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switch (oscType) {
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case 1:
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state->data.type01.unk24 = 0;
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state->data.type01.unk22 = 259 - oscRate;
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state->data.type01.unk28 = oscDepth >> 1;
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state->data.type01.unk29 = 127 - state->data.type01.unk28;
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*initVal = state->data.type01.unk29;
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break;
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case 0x80:
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state->data.type80.unk28 = func0002fc60(oscDepth);
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state->data.type80.unk24 = 0;
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state->data.type80.unk22 = 259 - oscRate;
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*initVal = 1.0f;
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break;
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default:
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break;
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}
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}
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return result;
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}
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#if VERSION >= VERSION_PAL_FINAL
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GLOBAL_ASM(
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