falso
/
perfect_dark
mirror of https://github.com/n64decomp/perfect_dark.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Attempt to decompile creditsRandomiseBackground

This commit is contained in:
Ryan Dwyer 2021-01-15 08:02:17 +10:00
parent a3f1418c01
commit 656d9ecb64
2 changed files with 35 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

38
src/game/credits.c
View File

@ -1601,7 +1601,7 @@ glabel var7f1b5800
);
GLOBAL_ASM(
glabel func0f13838c
glabel creditsRandomiseBackground
.late_rodata
glabel var7f1b5804
.word 0x3b122531
@ -1686,6 +1686,26 @@ glabel var7f1b5804
/* f1384b0: 27bd0040 */ addiu $sp,$sp,0x40
);
// Mismatch: regalloc
//void creditsRandomiseBackground(u32 arg0)
//{
// s32 i;
//
// for (i = 0; i < 2; i++) {
// s32 tmp = i * 8;
//
// if (g_CreditsData->unk41b0[i] == 0) {
// g_CreditsData->unk41b4[i + 2].type = random() % 12;
// g_CreditsData->unk41b4[i + 2].rotatespeed = func0f1382e0(0.00223f);
// g_CreditsData->unk41b4[i + 2].unk08 = func0f1382e0(0.00223f);
//
// if ((arg0 >> tmp) & 2) {
// g_CreditsData->unk41b4[i + 2].unk0c = random() % 6;
// }
// }
// }
//}
GLOBAL_ASM(
glabel func0f1384b4
/* f1384b4: 27bdffd0 */ addiu $sp,$sp,-48
@ -3871,7 +3891,7 @@ glabel var7f1b5874
.L0f13a3b4:
/* f13a3b4: 1615ffe6 */ bne $s0,$s5,.L0f13a350
/* f13a3b8: 00000000 */ nop
/* f13a3bc: 0fc4e0e3 */ jal func0f13838c
/* f13a3bc: 0fc4e0e3 */ jal creditsRandomiseBackground
/* f13a3c0: 2404ffff */ addiu $a0,$zero,-1
/* f13a3c4: 8fbf0034 */ lw $ra,0x34($sp)
.L0f13a3c8:
@ -4698,21 +4718,21 @@ void creditsTick(void)
static u32 var8007f6d8 = 0xffff;
if (contGetButtonsPressedThisFrame(0, L_TRIG)) {
func0f13838c(-1);
creditsRandomiseBackground(0xffffffff);
}
func0000db30("for", &var8007f6d8);
if (var8007f6d8 < 0xffff) {
for (i = 0; i < 4; i++) {
g_CreditsData->unk41b4[i].unk00 = var8007f6d8;
g_CreditsData->unk41b4[i].type = var8007f6d8;
}
}
func0000db30("flick", &var8007f6d4);
if (var8007f6d4 != 0) {
func0f13838c(-1);
creditsRandomiseBackground(0xffffffff);
var8007f6d4 = 0;
}
@ -4736,7 +4756,7 @@ void creditsTick(void)
if (g_CreditsData->unk41f4) {
func0f13a164();
} else if (random() * (1.0f / U32_MAX) < 0.01f && !contGetButtons(0, L_TRIG | R_TRIG)) {
func0f13838c(-1);
creditsRandomiseBackground(0xffffffff);
}
if (g_CreditsData->unk41f4 == 0 && g_CreditsData->unk4204 < 1360) {
@ -5179,10 +5199,10 @@ void creditsInit(void)
g_CreditsData = malloc(sizeof(struct creditsdata), MEMPOOL_STAGE);
g_CreditsData->unk2eec = 0;
g_CreditsData->unk41b0 = 0;
g_CreditsData->unk41b1 = 0;
g_CreditsData->unk41b0[0] = 0;
g_CreditsData->unk41b0[1] = 0;
func0f13838c(-1);
creditsRandomiseBackground(0xffffffff);
func0f137ea8(2, 0, 1);
func0f137ea8(3, 1, 1);

13
src/include/game/credits.h
View File

@ -9,8 +9,8 @@ u32 func0f137874(void);
u32 func0f137b4c(void);
void func0f137ea8(s32 arg0, s32 arg1, s32 arg2);
Gfx *creditsRenderBackground(Gfx *gdl);
u32 func0f1382e0(void);
void func0f13838c(s32 arg0);
f32 func0f1382e0(f32 arg0);
void creditsRandomiseBackground(u32 arg0);
Gfx *func0f1384b4(Gfx *gdl, u32 arg1);
u32 func0f13870c(void);
void func0f13899c(void);
@ -29,9 +29,9 @@ void creditsInit(void);
void func0f13b660(void);
struct credits41b4 {
u32 unk00;
u32 unk04;
u32 unk08;
u32 type;
f32 rotatespeed;
f32 unk08;
u32 unk0c;
};
@ -4244,8 +4244,7 @@ struct creditsdata {
/*0x41a4*/ u32 unk41a4;
/*0x41a8*/ u32 unk41a8;
/*0x41ac*/ u32 unk41ac;
/*0x41b0*/ u8 unk41b0;
/*0x41b1*/ u8 unk41b1;
/*0x41b0*/ s8 unk41b0[2];
/*0x41b4*/ struct credits41b4 unk41b4[4];
/*0x41f4*/ u8 unk41f4;
/*0x41f8*/ u32 unk41f8;