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Decompile func0f1664a0

This commit is contained in:
Ryan Dwyer 2021-06-14 17:19:17 +10:00
parent a608eeb085
commit 10dbc04c2c
3 changed files with 26 additions and 159 deletions
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175
src/game/game_1657c0.c
View File

@ -269,8 +269,8 @@ void func0f16598c(struct smallsky *sky)
viSetZRange(sky->blend_multiplier, sky->sky_far);
var80081058.unk00 = sky->unk0c;
var80081058.unk04 = sky->unk0e;
var80081058.fogmin = sky->fogmin;
var80081058.fogmax = sky->fogmax;
var80081058.sky_r = sky->sky_r;
var80081058.sky_g = sky->sky_g;
var80081058.sky_b = sky->sky_b;
@ -816,158 +816,25 @@ glabel func0f1660a4
/* f16649c: 00000000 */ nop
);
GLOBAL_ASM(
glabel func0f1664a0
/* f1664a0: 3c0e800a */ lui $t6,%hi(g_FogDisabled)
/* f1664a4: 8dce65e0 */ lw $t6,%lo(g_FogDisabled)($t6)
/* f1664a8: 15c00003 */ bnez $t6,.L0f1664b8
/* f1664ac: 00000000 */ nop
/* f1664b0: 03e00008 */ jr $ra
/* f1664b4: 00801025 */ or $v0,$a0,$zero
.L0f1664b8:
/* f1664b8: 10a0003d */ beqz $a1,.L0f1665b0
/* f1664bc: 3c078008 */ lui $a3,%hi(var80081058)
/* f1664c0: 3c078008 */ lui $a3,%hi(var80081058)
/* f1664c4: 00801025 */ or $v0,$a0,$zero
/* f1664c8: 3c0ff800 */ lui $t7,0xf800
/* f1664cc: 24e71058 */ addiu $a3,$a3,%lo(var80081058)
/* f1664d0: ac4f0000 */ sw $t7,0x0($v0)
/* f1664d4: 90ed000a */ lbu $t5,0xa($a3)
/* f1664d8: 90ea0009 */ lbu $t2,0x9($a3)
/* f1664dc: 90f90008 */ lbu $t9,0x8($a3)
/* f1664e0: 01a07025 */ or $t6,$t5,$zero
/* f1664e4: 000a5c00 */ sll $t3,$t2,0x10
/* f1664e8: 00194600 */ sll $t0,$t9,0x18
/* f1664ec: 010b6025 */ or $t4,$t0,$t3
/* f1664f0: 000e7a00 */ sll $t7,$t6,0x8
/* f1664f4: 018fc025 */ or $t8,$t4,$t7
/* f1664f8: 371900ff */ ori $t9,$t8,0xff
/* f1664fc: 24840008 */ addiu $a0,$a0,0x8
/* f166500: 3c09bc00 */ lui $t1,0xbc00
/* f166504: ac590004 */ sw $t9,0x4($v0)
/* f166508: 35290008 */ ori $t1,$t1,0x8
/* f16650c: 00801825 */ or $v1,$a0,$zero
/* f166510: ac690000 */ sw $t1,0x0($v1)
/* f166514: 8cea0004 */ lw $t2,0x4($a3)
/* f166518: 8ce50000 */ lw $a1,0x0($a3)
/* f16651c: 3c080001 */ lui $t0,0x1
/* f166520: 3508f400 */ ori $t0,$t0,0xf400
/* f166524: 01453023 */ subu $a2,$t2,$a1
/* f166528: 0106001a */ div $zero,$t0,$a2
/* f16652c: 00056023 */ negu $t4,$a1
/* f166530: 000c7a00 */ sll $t7,$t4,0x8
/* f166534: 01e8c021 */ addu $t8,$t7,$t0
/* f166538: 00005812 */ mflo $t3
/* f16653c: 316dffff */ andi $t5,$t3,0xffff
/* f166540: 000d7400 */ sll $t6,$t5,0x10
/* f166544: 0306001a */ div $zero,$t8,$a2
/* f166548: 0000c812 */ mflo $t9
/* f16654c: 3329ffff */ andi $t1,$t9,0xffff
/* f166550: 01c95025 */ or $t2,$t6,$t1
/* f166554: ac6a0004 */ sw $t2,0x4($v1)
/* f166558: 24840008 */ addiu $a0,$a0,0x8
/* f16655c: 14c00002 */ bnez $a2,.L0f166568
/* f166560: 00000000 */ nop
/* f166564: 0007000d */ break 0x7
.L0f166568:
/* f166568: 2401ffff */ addiu $at,$zero,-1
/* f16656c: 14c10004 */ bne $a2,$at,.L0f166580
/* f166570: 3c018000 */ lui $at,0x8000
/* f166574: 15010002 */ bne $t0,$at,.L0f166580
/* f166578: 00000000 */ nop
/* f16657c: 0006000d */ break 0x6
.L0f166580:
/* f166580: 01000821 */ addu $at,$t0,$zero
/* f166584: 14c00002 */ bnez $a2,.L0f166590
/* f166588: 00000000 */ nop
/* f16658c: 0007000d */ break 0x7
.L0f166590:
/* f166590: 2401ffff */ addiu $at,$zero,-1
/* f166594: 14c10004 */ bne $a2,$at,.L0f1665a8
/* f166598: 3c018000 */ lui $at,0x8000
/* f16659c: 17010002 */ bne $t8,$at,.L0f1665a8
/* f1665a0: 00000000 */ nop
/* f1665a4: 0006000d */ break 0x6
.L0f1665a8:
/* f1665a8: 1000003b */ b .L0f166698
/* f1665ac: 24850008 */ addiu $a1,$a0,0x8
.L0f1665b0:
/* f1665b0: 00801025 */ or $v0,$a0,$zero
/* f1665b4: 3c08f800 */ lui $t0,0xf800
/* f1665b8: 24e71058 */ addiu $a3,$a3,%lo(var80081058)
/* f1665bc: ac480000 */ sw $t0,0x0($v0)
/* f1665c0: 90e9000a */ lbu $t1,0xa($a3)
/* f1665c4: 90f80009 */ lbu $t8,0x9($a3)
/* f1665c8: 90ed0008 */ lbu $t5,0x8($a3)
/* f1665cc: 01205025 */ or $t2,$t1,$zero
/* f1665d0: 0018cc00 */ sll $t9,$t8,0x10
/* f1665d4: 000d6600 */ sll $t4,$t5,0x18
/* f1665d8: 01997025 */ or $t6,$t4,$t9
/* f1665dc: 000a4200 */ sll $t0,$t2,0x8
/* f1665e0: 01c85825 */ or $t3,$t6,$t0
/* f1665e4: 356d00ff */ ori $t5,$t3,0xff
/* f1665e8: 24840008 */ addiu $a0,$a0,0x8
/* f1665ec: 3c0fbc00 */ lui $t7,0xbc00
/* f1665f0: ac4d0004 */ sw $t5,0x4($v0)
/* f1665f4: 35ef0008 */ ori $t7,$t7,0x8
/* f1665f8: 00801825 */ or $v1,$a0,$zero
/* f1665fc: ac6f0000 */ sw $t7,0x0($v1)
/* f166600: 8cf80004 */ lw $t8,0x4($a3)
/* f166604: 8ce50000 */ lw $a1,0x0($a3)
/* f166608: 3c0c0001 */ lui $t4,0x1
/* f16660c: 358cf400 */ ori $t4,$t4,0xf400
/* f166610: 03053023 */ subu $a2,$t8,$a1
/* f166614: 0186001a */ div $zero,$t4,$a2
/* f166618: 00057023 */ negu $t6,$a1
/* f16661c: 000e4200 */ sll $t0,$t6,0x8
/* f166620: 010c5821 */ addu $t3,$t0,$t4
/* f166624: 0000c812 */ mflo $t9
/* f166628: 3329ffff */ andi $t1,$t9,0xffff
/* f16662c: 00095400 */ sll $t2,$t1,0x10
/* f166630: 0166001a */ div $zero,$t3,$a2
/* f166634: 00006812 */ mflo $t5
/* f166638: 31afffff */ andi $t7,$t5,0xffff
/* f16663c: 014fc025 */ or $t8,$t2,$t7
/* f166640: ac780004 */ sw $t8,0x4($v1)
/* f166644: 24840008 */ addiu $a0,$a0,0x8
/* f166648: 14c00002 */ bnez $a2,.L0f166654
/* f16664c: 00000000 */ nop
/* f166650: 0007000d */ break 0x7
.L0f166654:
/* f166654: 2401ffff */ addiu $at,$zero,-1
/* f166658: 14c10004 */ bne $a2,$at,.L0f16666c
/* f16665c: 3c018000 */ lui $at,0x8000
/* f166660: 15810002 */ bne $t4,$at,.L0f16666c
/* f166664: 00000000 */ nop
/* f166668: 0006000d */ break 0x6
.L0f16666c:
/* f16666c: 01800821 */ addu $at,$t4,$zero
/* f166670: 14c00002 */ bnez $a2,.L0f16667c
/* f166674: 00000000 */ nop
/* f166678: 0007000d */ break 0x7
.L0f16667c:
/* f16667c: 2401ffff */ addiu $at,$zero,-1
/* f166680: 14c10004 */ bne $a2,$at,.L0f166694
/* f166684: 3c018000 */ lui $at,0x8000
/* f166688: 15610002 */ bne $t3,$at,.L0f166694
/* f16668c: 00000000 */ nop
/* f166690: 0006000d */ break 0x6
.L0f166694:
/* f166694: 24850008 */ addiu $a1,$a0,0x8
.L0f166698:
/* f166698: 3c0cb700 */ lui $t4,0xb700
/* f16669c: 3c190001 */ lui $t9,0x1
/* f1666a0: ac990004 */ sw $t9,0x4($a0)
/* f1666a4: ac8c0000 */ sw $t4,0x0($a0)
/* f1666a8: 3c09ba00 */ lui $t1,0xba00
/* f1666ac: 35290402 */ ori $t1,$t1,0x402
/* f1666b0: 240e0020 */ addiu $t6,$zero,0x20
/* f1666b4: acae0004 */ sw $t6,0x4($a1)
/* f1666b8: aca90000 */ sw $t1,0x0($a1)
/* f1666bc: 24a20008 */ addiu $v0,$a1,0x8
/* f1666c0: 03e00008 */ jr $ra
/* f1666c4: 00000000 */ nop
);
Gfx *func0f1664a0(Gfx *gdl, bool arg1)
{
if (!g_FogDisabled) {
return gdl;
}
if (arg1) {
gDPSetFogColor(gdl++, var80081058.sky_r, var80081058.sky_g, var80081058.sky_b, 0xff);
gSPFogPosition(gdl++, var80081058.fogmin, var80081058.fogmax);
} else {
gDPSetFogColor(gdl++, var80081058.sky_r, var80081058.sky_g, var80081058.sky_b, 0xff);
gSPFogPosition(gdl++, var80081058.fogmin, var80081058.fogmax);
}
gSPSetGeometryMode(gdl++, G_FOG);
gDPSetAlphaDither(gdl++, G_AD_NOISE);
return gdl;
}
Gfx *gfxConsiderDisableFog(Gfx *gdl)
{

2
src/include/game/game_1657c0.h
View File

@ -12,7 +12,7 @@ void func0f165c4c(struct sky *sky);
void skySetStageNum(s32 stagenum);
void func0f165eec(s32 stagenum, bool arg1);
void func0f1660a4(f32 arg0);
Gfx *func0f1664a0(Gfx *gdl, u32 arg1);
Gfx *func0f1664a0(Gfx *gdl, bool arg1);
Gfx *gfxConsiderDisableFog(Gfx *gdl);
bool func0f1666f8(struct coord *pos, f32 arg1);
struct coord *func0f1667e8(void);

8
src/include/types.h
View File

@ -3259,8 +3259,8 @@ struct var800a6600 {
};
struct var80081058 {
/*0x00*/ u32 unk00;
/*0x04*/ u32 unk04;
/*0x00*/ s32 fogmin;
/*0x04*/ s32 fogmax;
/*0x08*/ u8 sky_r;
/*0x09*/ u8 sky_g;
/*0x0a*/ u8 sky_b;
@ -3303,8 +3303,8 @@ struct smallsky {
/*0x06*/ s16 unk06;
/*0x08*/ s16 unk08;
/*0x0a*/ s16 unk0a;
/*0x0c*/ s16 unk0c;
/*0x0e*/ s16 unk0e;
/*0x0c*/ s16 fogmin;
/*0x0e*/ s16 fogmax;
/*0x10*/ u8 sky_r;
/*0x11*/ u8 sky_g;
/*0x12*/ u8 sky_b;