forked from Ports/perfect_dark
Decompile _n_saveBuffer
This commit is contained in:
Ryan Dwyer committed
1 parent
ef18772f88
commit
c6e0208275
4 files changed
+38
-139
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@@ -6,7 +6,6 @@
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u32 func0003ae60(void);
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u32 func0003b178(void);
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u32 func0003b370(void);
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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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+32
-131
@@ -12,6 +12,7 @@
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#define RANGE 2.0f
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Acmd *_n_saveBuffer(ALFx *r, s32 arg1, s16 *curr_ptr, s32 buff, Acmd *p);
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Acmd *_n_filterBuffer(ALLowPass *lp, s32 buff, s32 count, Acmd *p);
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GLOBAL_ASM(
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@@ -94,7 +95,7 @@ glabel var70054a90
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/* 3a218: 8da60028 */ lw $a2,0x28($t5)
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/* 3a21c: 87a70070 */ lh $a3,0x70($sp)
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/* 3a220: 01a02025 */ or $a0,$t5,$zero
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/* 3a224: 0c00ecdc */ jal func0003b370
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/* 3a224: 0c00ecdc */ jal _n_saveBuffer
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/* 3a228: afae0010 */ sw $t6,0x10($sp)
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/* 3a22c: afa2007c */ sw $v0,0x7c($sp)
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/* 3a230: 8faf0088 */ lw $t7,0x88($sp)
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@@ -109,7 +110,7 @@ glabel var70054a90
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/* 3a254: 8f06002c */ lw $a2,0x2c($t8)
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/* 3a258: 24070930 */ addiu $a3,$zero,0x930
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/* 3a25c: 03002025 */ or $a0,$t8,$zero
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/* 3a260: 0c00ecdc */ jal func0003b370
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/* 3a260: 0c00ecdc */ jal _n_saveBuffer
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/* 3a264: afa80010 */ sw $t0,0x10($sp)
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/* 3a268: afa2007c */ sw $v0,0x7c($sp)
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.L0003a26c:
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@@ -257,7 +258,7 @@ glabel var70054a90
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/* 3a48c: 8fa50054 */ lw $a1,0x54($sp)
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/* 3a490: 8fa60064 */ lw $a2,0x64($sp)
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/* 3a494: 87a70072 */ lh $a3,0x72($sp)
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/* 3a498: 0c00ecdc */ jal func0003b370
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/* 3a498: 0c00ecdc */ jal _n_saveBuffer
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/* 3a49c: afab0010 */ sw $t3,0x10($sp)
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/* 3a4a0: afa2007c */ sw $v0,0x7c($sp)
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.L0003a4a4:
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@@ -289,7 +290,7 @@ glabel var70054a90
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/* 3a508: 8fa50054 */ lw $a1,0x54($sp)
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/* 3a50c: 8fa60068 */ lw $a2,0x68($sp)
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/* 3a510: 87a70074 */ lh $a3,0x74($sp)
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/* 3a514: 0c00ecdc */ jal func0003b370
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/* 3a514: 0c00ecdc */ jal _n_saveBuffer
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/* 3a518: afac0010 */ sw $t4,0x10($sp)
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/* 3a51c: afa2007c */ sw $v0,0x7c($sp)
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.L0003a520:
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@@ -314,7 +315,7 @@ glabel var70054a90
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/* 3a564: 8fa50054 */ lw $a1,0x54($sp)
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/* 3a568: 8fa60064 */ lw $a2,0x64($sp)
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/* 3a56c: 87a70072 */ lh $a3,0x72($sp)
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/* 3a570: 0c00ecdc */ jal func0003b370
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/* 3a570: 0c00ecdc */ jal _n_saveBuffer
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/* 3a574: afaf0010 */ sw $t7,0x10($sp)
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/* 3a578: afa2007c */ sw $v0,0x7c($sp)
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.L0003a57c:
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@@ -1010,132 +1011,32 @@ glabel func0003b178
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/* 3b36c: 00000000 */ nop
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);
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GLOBAL_ASM(
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glabel func0003b370
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/* 3b370: 27bdffc8 */ addiu $sp,$sp,-56
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/* 3b374: afbf0014 */ sw $ra,0x14($sp)
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/* 3b378: afa40038 */ sw $a0,0x38($sp)
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/* 3b37c: afa5003c */ sw $a1,0x3c($sp)
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/* 3b380: afa60040 */ sw $a2,0x40($sp)
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/* 3b384: afa70044 */ sw $a3,0x44($sp)
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/* 3b388: 8fae0048 */ lw $t6,0x48($sp)
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/* 3b38c: afae0034 */ sw $t6,0x34($sp)
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/* 3b390: 8faf0038 */ lw $t7,0x38($sp)
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/* 3b394: 8fb8003c */ lw $t8,0x3c($sp)
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/* 3b398: 8dea0000 */ lw $t2,0x0($t7)
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/* 3b39c: 0018c880 */ sll $t9,$t8,0x2
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/* 3b3a0: 01f94021 */ addu $t0,$t7,$t9
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/* 3b3a4: 8d090020 */ lw $t1,0x20($t0)
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/* 3b3a8: 000a5840 */ sll $t3,$t2,0x1
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/* 3b3ac: 012b6021 */ addu $t4,$t1,$t3
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/* 3b3b0: afac0024 */ sw $t4,0x24($sp)
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/* 3b3b4: 8fb8003c */ lw $t8,0x3c($sp)
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/* 3b3b8: 8fae0038 */ lw $t6,0x38($sp)
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/* 3b3bc: 8fad0040 */ lw $t5,0x40($sp)
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/* 3b3c0: 0018c880 */ sll $t9,$t8,0x2
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/* 3b3c4: 01d94021 */ addu $t0,$t6,$t9
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/* 3b3c8: 8d0f0020 */ lw $t7,0x20($t0)
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/* 3b3cc: 01af082b */ sltu $at,$t5,$t7
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/* 3b3d0: 10200007 */ beqz $at,.L0003b3f0
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/* 3b3d4: 00000000 */ nop
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/* 3b3d8: 8fa90038 */ lw $t1,0x38($sp)
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/* 3b3dc: 8faa0040 */ lw $t2,0x40($sp)
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/* 3b3e0: 8d2b0000 */ lw $t3,0x0($t1)
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/* 3b3e4: 000b6040 */ sll $t4,$t3,0x1
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/* 3b3e8: 014cc021 */ addu $t8,$t2,$t4
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/* 3b3ec: afb80040 */ sw $t8,0x40($sp)
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.L0003b3f0:
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/* 3b3f0: 8fae0040 */ lw $t6,0x40($sp)
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/* 3b3f4: 25d90170 */ addiu $t9,$t6,0x170
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/* 3b3f8: afb90028 */ sw $t9,0x28($sp)
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/* 3b3fc: 8fa80028 */ lw $t0,0x28($sp)
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/* 3b400: 8fad0024 */ lw $t5,0x24($sp)
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/* 3b404: 01a8082b */ sltu $at,$t5,$t0
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/* 3b408: 1020003a */ beqz $at,.L0003b4f4
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/* 3b40c: 00000000 */ nop
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/* 3b410: 8faf0028 */ lw $t7,0x28($sp)
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/* 3b414: 8fa90024 */ lw $t1,0x24($sp)
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/* 3b418: 01e95823 */ subu $t3,$t7,$t1
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/* 3b41c: 000b5043 */ sra $t2,$t3,0x1
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/* 3b420: afaa0030 */ sw $t2,0x30($sp)
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/* 3b424: 8fac0024 */ lw $t4,0x24($sp)
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/* 3b428: 8fb80040 */ lw $t8,0x40($sp)
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/* 3b42c: 01987023 */ subu $t6,$t4,$t8
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/* 3b430: 000ec843 */ sra $t9,$t6,0x1
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/* 3b434: afb9002c */ sw $t9,0x2c($sp)
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/* 3b438: 8fa80034 */ lw $t0,0x34($sp)
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/* 3b43c: 250d0008 */ addiu $t5,$t0,0x8
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/* 3b440: afad0034 */ sw $t5,0x34($sp)
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/* 3b444: afa80020 */ sw $t0,0x20($sp)
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/* 3b448: 8faf002c */ lw $t7,0x2c($sp)
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/* 3b44c: 8fb80044 */ lw $t8,0x44($sp)
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/* 3b450: 8fa80020 */ lw $t0,0x20($sp)
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/* 3b454: 000f4840 */ sll $t1,$t7,0x1
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/* 3b458: 312b0fff */ andi $t3,$t1,0xfff
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/* 3b45c: 000b5300 */ sll $t2,$t3,0xc
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/* 3b460: 3c010600 */ lui $at,0x600
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/* 3b464: 01416025 */ or $t4,$t2,$at
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/* 3b468: 330e0fff */ andi $t6,$t8,0xfff
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/* 3b46c: 018ec825 */ or $t9,$t4,$t6
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/* 3b470: ad190000 */ sw $t9,0x0($t0)
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/* 3b474: 0c012d20 */ jal osVirtualToPhysical
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/* 3b478: 8fa40040 */ lw $a0,0x40($sp)
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/* 3b47c: 8fad0020 */ lw $t5,0x20($sp)
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/* 3b480: ada20004 */ sw $v0,0x4($t5)
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/* 3b484: 8faf0034 */ lw $t7,0x34($sp)
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/* 3b488: 25e90008 */ addiu $t1,$t7,0x8
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/* 3b48c: afa90034 */ sw $t1,0x34($sp)
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/* 3b490: afaf001c */ sw $t7,0x1c($sp)
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/* 3b494: 8faa002c */ lw $t2,0x2c($sp)
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/* 3b498: 8fb90030 */ lw $t9,0x30($sp)
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/* 3b49c: 8fab0044 */ lw $t3,0x44($sp)
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/* 3b4a0: 000ac040 */ sll $t8,$t2,0x1
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/* 3b4a4: 00194040 */ sll $t0,$t9,0x1
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/* 3b4a8: 310d0fff */ andi $t5,$t0,0xfff
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/* 3b4ac: 01786021 */ addu $t4,$t3,$t8
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/* 3b4b0: 8fab001c */ lw $t3,0x1c($sp)
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/* 3b4b4: 000d7b00 */ sll $t7,$t5,0xc
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/* 3b4b8: 3c010600 */ lui $at,0x600
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/* 3b4bc: 01e14825 */ or $t1,$t7,$at
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/* 3b4c0: 318e0fff */ andi $t6,$t4,0xfff
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/* 3b4c4: 012e5025 */ or $t2,$t1,$t6
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/* 3b4c8: ad6a0000 */ sw $t2,0x0($t3)
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/* 3b4cc: 8fac003c */ lw $t4,0x3c($sp)
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/* 3b4d0: 8fb80038 */ lw $t8,0x38($sp)
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/* 3b4d4: 000cc880 */ sll $t9,$t4,0x2
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/* 3b4d8: 03194021 */ addu $t0,$t8,$t9
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/* 3b4dc: 0c012d20 */ jal osVirtualToPhysical
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/* 3b4e0: 8d040020 */ lw $a0,0x20($t0)
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/* 3b4e4: 8fad001c */ lw $t5,0x1c($sp)
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/* 3b4e8: ada20004 */ sw $v0,0x4($t5)
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/* 3b4ec: 1000000f */ b .L0003b52c
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/* 3b4f0: 00000000 */ nop
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.L0003b4f4:
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/* 3b4f4: 8faf0034 */ lw $t7,0x34($sp)
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/* 3b4f8: 25e90008 */ addiu $t1,$t7,0x8
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/* 3b4fc: afa90034 */ sw $t1,0x34($sp)
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/* 3b500: afaf0018 */ sw $t7,0x18($sp)
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/* 3b504: 8fae0044 */ lw $t6,0x44($sp)
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/* 3b508: 8fac0018 */ lw $t4,0x18($sp)
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/* 3b50c: 3c010617 */ lui $at,0x617
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/* 3b510: 31ca0fff */ andi $t2,$t6,0xfff
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/* 3b514: 01415825 */ or $t3,$t2,$at
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/* 3b518: ad8b0000 */ sw $t3,0x0($t4)
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/* 3b51c: 0c012d20 */ jal osVirtualToPhysical
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/* 3b520: 8fa40040 */ lw $a0,0x40($sp)
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/* 3b524: 8fb80018 */ lw $t8,0x18($sp)
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/* 3b528: af020004 */ sw $v0,0x4($t8)
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.L0003b52c:
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/* 3b52c: 10000003 */ b .L0003b53c
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/* 3b530: 8fa20034 */ lw $v0,0x34($sp)
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/* 3b534: 10000001 */ b .L0003b53c
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/* 3b538: 00000000 */ nop
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.L0003b53c:
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/* 3b53c: 8fbf0014 */ lw $ra,0x14($sp)
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/* 3b540: 27bd0038 */ addiu $sp,$sp,0x38
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/* 3b544: 03e00008 */ jr $ra
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/* 3b548: 00000000 */ nop
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);
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Acmd *_n_saveBuffer(ALFx *r, s32 arg1, s16 *curr_ptr, s32 buff, Acmd *p)
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{
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Acmd *ptr = p;
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s32 after_end, before_end;
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s16 *updated_ptr, *delay_end;
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delay_end = &r->base[arg1][r->length];
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if (curr_ptr < r->base[arg1]) { /* probably just security */
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curr_ptr += r->length; /* shouldn't occur */
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}
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updated_ptr = curr_ptr + FIXED_SAMPLE;
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if (updated_ptr > delay_end) { /* if the data wraps past end of r->base */
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after_end = updated_ptr - delay_end;
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before_end = delay_end - curr_ptr;
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n_aSaveBuffer(ptr++, before_end << 1, buff, osVirtualToPhysical(curr_ptr));
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n_aSaveBuffer(ptr++, after_end << 1, buff + (before_end << 1), osVirtualToPhysical(r->base[arg1]));
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} else {
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n_aSaveBuffer(ptr++, FIXED_SAMPLE << 1, buff, osVirtualToPhysical(curr_ptr));
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}
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return ptr;
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}
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Acmd *_n_filterBuffer(ALLowPass *lp, s32 buff, s32 count, Acmd *p)
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{
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@@ -162,13 +162,13 @@ void n_alFxNew(ALFx **fx_ar, ALSynConfig *c, s16 bus, ALHeap *hp)
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r->length = param[j++];
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r->delay = alHeapAlloc(hp, r->section_count, sizeof(ALDelay));
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r->base = alHeapAlloc(hp, r->length, sizeof(s16));
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r->input = r->base;
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r->unk24 = alHeapAlloc(hp, r->length, sizeof(s16));
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r->unk2c = r->unk24;
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r->base[0] = alHeapAlloc(hp, r->length, sizeof(s16));
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r->input = r->base[0];
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r->base[1] = alHeapAlloc(hp, r->length, sizeof(s16));
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r->unk2c = r->base[1];
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for (k=0; k < r->length; k++) {
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r->base[k] = r->unk24[k] = 0;
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r->base[0][k] = r->base[1][k] = 0;
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}
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for ( i=0; i<r->section_count; i++ ){
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@@ -221,8 +221,7 @@ typedef struct {
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ALDelay *delay; // 4
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u8 section_count; // 8
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struct ALFilter_s filter;
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s16 *base; // 20
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s16 *unk24;
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s16 *base[2]; // 20
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s16 *input; // 28
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s16 *unk2c;
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} ALFx;
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