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Decompile __n_lookupSoundQuick

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This commit is contained in:
Ryan Dwyer
2021-10-14 23:59:52 +10:00
parent 37fd63d7d4
commit 2c1f8396b1
3 changed files with 28 additions and 108 deletions
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src/include/lib/lib_3d280.h
+1 -1
View File
@@ -6,7 +6,7 @@
u32 func0003d280(void);
u32 func0003d5d8(void);
u32 func0003d72c(void);
u32 __n_lookupSoundQuick(void);
u32 func0003d9cc(void);
#endif
src/lib/naudio/n_csplayer.c
+2 -2
View File
@@ -1594,7 +1594,7 @@ glabel var70054a74
/* 35294: 8fa400d0 */ lw $a0,0xd0($sp)
/* 35298: 93a500c2 */ lbu $a1,0xc2($sp)
/* 3529c: 93a600c1 */ lbu $a2,0xc1($sp)
/* 352a0: 0c00f5cb */ jal func0003d72c
/* 352a0: 0c00f5cb */ jal __n_lookupSoundQuick
/* 352a4: 93a700c3 */ lbu $a3,0xc3($sp)
/* 352a8: afa20084 */ sw $v0,0x84($sp)
/* 352ac: 8faf0084 */ lw $t7,0x84($sp)
@@ -4112,7 +4112,7 @@ glabel var70054a74
/* 35294: 8fa400d0 */ lw $a0,0xd0($sp)
/* 35298: 93a500c2 */ lbu $a1,0xc2($sp)
/* 3529c: 93a600c1 */ lbu $a2,0xc1($sp)
/* 352a0: 0c00f5cb */ jal func0003d72c
/* 352a0: 0c00f5cb */ jal __n_lookupSoundQuick
/* 352a4: 93a700c3 */ lbu $a3,0xc3($sp)
/* 352a8: afa20084 */ sw $v0,0x84($sp)
/* 352ac: 8faf0084 */ lw $t7,0x84($sp)
src/lib/naudio/n_seqplayer.c
+25 -105
View File
@@ -231,111 +231,31 @@ N_ALVoiceState *__n_lookupVoice(N_ALSeqPlayer *seqp, u8 key, u8 channel)
return 0;
}
GLOBAL_ASM(
glabel func0003d72c
/* 3d72c: 27bdffe8 */ addiu $sp,$sp,-24
/* 3d730: 30a500ff */ andi $a1,$a1,0xff
/* 3d734: 30c600ff */ andi $a2,$a2,0xff
/* 3d738: 30e700ff */ andi $a3,$a3,0xff
/* 3d73c: 00077880 */ sll $t7,$a3,0x2
/* 3d740: 01e77823 */ subu $t7,$t7,$a3
/* 3d744: 8c8e0060 */ lw $t6,0x60($a0)
/* 3d748: 000f7880 */ sll $t7,$t7,0x2
/* 3d74c: 01e77821 */ addu $t7,$t7,$a3
/* 3d750: 000f7880 */ sll $t7,$t7,0x2
/* 3d754: 01cfc021 */ addu $t8,$t6,$t7
/* 3d758: 8f190000 */ lw $t9,0x0($t8)
/* 3d75c: afb90014 */ sw $t9,0x14($sp)
/* 3d760: 24080001 */ addiu $t0,$zero,0x1
/* 3d764: afa80010 */ sw $t0,0x10($sp)
/* 3d768: 8fa90014 */ lw $t1,0x14($sp)
/* 3d76c: 852a000e */ lh $t2,0xe($t1)
/* 3d770: afaa000c */ sw $t2,0xc($sp)
/* 3d774: 8fab000c */ lw $t3,0xc($sp)
/* 3d778: 8fac0010 */ lw $t4,0x10($sp)
/* 3d77c: 016c082a */ slt $at,$t3,$t4
/* 3d780: 14200042 */ bnez $at,.L0003d88c
/* 3d784: 00000000 */ nop
.L0003d788:
/* 3d788: 8fad0010 */ lw $t5,0x10($sp)
/* 3d78c: 8fae000c */ lw $t6,0xc($sp)
/* 3d790: 01ae7821 */ addu $t7,$t5,$t6
/* 3d794: 05e10003 */ bgez $t7,.L0003d7a4
/* 3d798: 000fc043 */ sra $t8,$t7,0x1
/* 3d79c: 25e10001 */ addiu $at,$t7,0x1
/* 3d7a0: 0001c043 */ sra $t8,$at,0x1
.L0003d7a4:
/* 3d7a4: afb80008 */ sw $t8,0x8($sp)
/* 3d7a8: 8fa80008 */ lw $t0,0x8($sp)
/* 3d7ac: 8fb90014 */ lw $t9,0x14($sp)
/* 3d7b0: 00084880 */ sll $t1,$t0,0x2
/* 3d7b4: 03295021 */ addu $t2,$t9,$t1
/* 3d7b8: 8d4b000c */ lw $t3,0xc($t2)
/* 3d7bc: 8d6c0004 */ lw $t4,0x4($t3)
/* 3d7c0: afac0004 */ sw $t4,0x4($sp)
/* 3d7c4: 8fad0004 */ lw $t5,0x4($sp)
/* 3d7c8: 91ae0002 */ lbu $t6,0x2($t5)
/* 3d7cc: 00ae082a */ slt $at,$a1,$t6
/* 3d7d0: 14200015 */ bnez $at,.L0003d828
/* 3d7d4: 00000000 */ nop
/* 3d7d8: 91af0003 */ lbu $t7,0x3($t5)
/* 3d7dc: 01e5082a */ slt $at,$t7,$a1
/* 3d7e0: 14200011 */ bnez $at,.L0003d828
/* 3d7e4: 00000000 */ nop
/* 3d7e8: 91b80000 */ lbu $t8,0x0($t5)
/* 3d7ec: 00d8082a */ slt $at,$a2,$t8
/* 3d7f0: 1420000d */ bnez $at,.L0003d828
/* 3d7f4: 00000000 */ nop
/* 3d7f8: 91a80001 */ lbu $t0,0x1($t5)
/* 3d7fc: 0106082a */ slt $at,$t0,$a2
/* 3d800: 14200009 */ bnez $at,.L0003d828
/* 3d804: 00000000 */ nop
/* 3d808: 8fa90008 */ lw $t1,0x8($sp)
/* 3d80c: 8fb90014 */ lw $t9,0x14($sp)
/* 3d810: 00095080 */ sll $t2,$t1,0x2
/* 3d814: 032a5821 */ addu $t3,$t9,$t2
/* 3d818: 10000020 */ b .L0003d89c
/* 3d81c: 8d62000c */ lw $v0,0xc($t3)
/* 3d820: 10000015 */ b .L0003d878
/* 3d824: 00000000 */ nop
.L0003d828:
/* 3d828: 8fac0004 */ lw $t4,0x4($sp)
/* 3d82c: 918e0002 */ lbu $t6,0x2($t4)
/* 3d830: 00ae082a */ slt $at,$a1,$t6
/* 3d834: 14200009 */ bnez $at,.L0003d85c
/* 3d838: 00000000 */ nop
/* 3d83c: 918f0000 */ lbu $t7,0x0($t4)
/* 3d840: 00cf082a */ slt $at,$a2,$t7
/* 3d844: 10200009 */ beqz $at,.L0003d86c
/* 3d848: 00000000 */ nop
/* 3d84c: 91980003 */ lbu $t8,0x3($t4)
/* 3d850: 0305082a */ slt $at,$t8,$a1
/* 3d854: 14200005 */ bnez $at,.L0003d86c
/* 3d858: 00000000 */ nop
.L0003d85c:
/* 3d85c: 8fad0008 */ lw $t5,0x8($sp)
/* 3d860: 25a8ffff */ addiu $t0,$t5,-1
/* 3d864: 10000004 */ b .L0003d878
/* 3d868: afa8000c */ sw $t0,0xc($sp)
.L0003d86c:
/* 3d86c: 8fa90008 */ lw $t1,0x8($sp)
/* 3d870: 25390001 */ addiu $t9,$t1,0x1
/* 3d874: afb90010 */ sw $t9,0x10($sp)
.L0003d878:
/* 3d878: 8faa000c */ lw $t2,0xc($sp)
/* 3d87c: 8fab0010 */ lw $t3,0x10($sp)
/* 3d880: 014b082a */ slt $at,$t2,$t3
/* 3d884: 1020ffc0 */ beqz $at,.L0003d788
/* 3d888: 00000000 */ nop
.L0003d88c:
/* 3d88c: 10000003 */ b .L0003d89c
/* 3d890: 00001025 */ or $v0,$zero,$zero
/* 3d894: 10000001 */ b .L0003d89c
/* 3d898: 00000000 */ nop
.L0003d89c:
/* 3d89c: 03e00008 */ jr $ra
/* 3d8a0: 27bd0018 */ addiu $sp,$sp,0x18
);
ALSound *__n_lookupSoundQuick(N_ALSeqPlayer *seqp, u8 key, u8 vel, u8 chan)
{
ALInstrument *inst = seqp->chanState[chan].instrument;
s32 l = 1;
s32 r = inst->soundCount;
s32 i;
ALKeyMap *keymap;
while (r >= l) {
i = (l + r) / 2;
keymap = inst->soundArray[i - 1]->keyMap;
if (key >= keymap->keyMin && key <= keymap->keyMax
&& vel >= keymap->velocityMin && vel <= keymap->velocityMax) {
return inst->soundArray[i - 1];
} else if (key < keymap->keyMin || (vel < keymap->velocityMin && key <= keymap->keyMax)) {
r = i - 1;
} else {
l = i + 1;
}
}
return 0;
}
/**
* __n_vsVol calculates the target volume for the voice based on the