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Port menews_jisan.c from FireRed

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scnorton 2019-03-26 15:11:55 -04:00 committed by huderlem
parent d7a9fcb975
commit c6c0c9582f
4 changed files with 149 additions and 314 deletions
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312
asm/mevent_news.s
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@ -1,312 +0,0 @@
.include "asm/macros.inc"
.include "constants/constants.inc"
.syntax unified
.text
thumb_func_start sub_801DB68
sub_801DB68: @ 801DB68
push {r4,r5,lr}
adds r4, r0, 0
bl sub_801B044
adds r5, r0, 0
movs r0, 0x3
adds r1, r4, 0
ands r1, r0
ldrb r2, [r5]
movs r0, 0x4
negs r0, r0
ands r0, r2
orrs r0, r1
strb r0, [r5]
cmp r4, 0x2
bhi _0801DB8E
cmp r4, 0x1
bcs _0801DB94
b _0801DBB8
_0801DB8E:
cmp r4, 0x3
beq _0801DBA6
b _0801DBB8
_0801DB94:
bl Random
lsls r0, 16
lsrs r0, 16
movs r1, 0xF
bl __umodsi3
adds r0, 0x10
b _0801DBB6
_0801DBA6:
bl Random
lsls r0, 16
lsrs r0, 16
movs r1, 0xF
bl __umodsi3
adds r0, 0x1
_0801DBB6:
strb r0, [r5, 0x1]
_0801DBB8:
pop {r4,r5}
pop {r0}
bx r0
thumb_func_end sub_801DB68
thumb_func_start sub_801DBC0
sub_801DBC0: @ 801DBC0
push {lr}
bl sub_801B044
movs r1, 0
strb r1, [r0]
strb r1, [r0, 0x1]
ldr r0, =0x0000402e
bl VarSet
pop {r0}
bx r0
.pool
thumb_func_end sub_801DBC0
thumb_func_start sub_801DBDC
sub_801DBDC: @ 801DBDC
push {r4,lr}
ldr r0, =0x0000402e
bl GetVarPointer
adds r4, r0, 0
bl sub_801B044
adds r2, r0, 0
ldr r0, [r2]
lsls r0, 24
lsrs r0, 29
cmp r0, 0x4
bls _0801DC10
ldrh r0, [r4]
adds r0, 0x1
strh r0, [r4]
lsls r0, 16
ldr r1, =0x01f30000
cmp r0, r1
bls _0801DC10
ldrb r0, [r2]
movs r1, 0x1F
ands r1, r0
strb r1, [r2]
movs r0, 0
strh r0, [r4]
_0801DC10:
pop {r4}
pop {r0}
bx r0
.pool
thumb_func_end sub_801DBDC
thumb_func_start sub_801DC20
sub_801DC20: @ 801DC20
push {r4-r6,lr}
ldr r6, =gSpecialVar_Result
bl sub_801B044
adds r4, r0, 0
bl IsMysteryEventEnabled
cmp r0, 0
beq _0801DC3A
bl sub_801B0CC
cmp r0, 0
bne _0801DC44
_0801DC3A:
movs r0, 0
b _0801DCA6
.pool
_0801DC44:
adds r0, r4, 0
bl sub_801DD44
lsls r0, 16
lsrs r5, r0, 16
cmp r5, 0x6
bhi _0801DCA4
lsls r0, r5, 2
ldr r1, =_0801DC60
adds r0, r1
ldr r0, [r0]
mov pc, r0
.pool
.align 2, 0
_0801DC60:
.4byte _0801DCA4
.4byte _0801DC7C
.4byte _0801DC7C
.4byte _0801DCA4
.4byte _0801DC86
.4byte _0801DC96
.4byte _0801DCA4
_0801DC7C:
adds r0, r4, 0
bl sub_801DCAC
strh r0, [r6]
b _0801DCA4
_0801DC86:
adds r0, r4, 0
bl sub_801DCAC
strh r0, [r6]
adds r0, r4, 0
bl sub_801DCD8
b _0801DCA4
_0801DC96:
adds r0, r4, 0
bl sub_801DCAC
strh r0, [r6]
adds r0, r4, 0
bl sub_801DCCC
_0801DCA4:
adds r0, r5, 0
_0801DCA6:
pop {r4-r6}
pop {r1}
bx r1
thumb_func_end sub_801DC20
thumb_func_start sub_801DCAC
sub_801DCAC: @ 801DCAC
push {r4,lr}
ldrb r2, [r0]
movs r1, 0x4
negs r1, r1
ands r1, r2
strb r1, [r0]
ldrb r4, [r0, 0x1]
adds r4, 0x84
movs r1, 0
strb r1, [r0, 0x1]
bl sub_801DD10
adds r0, r4, 0
pop {r4}
pop {r1}
bx r1
thumb_func_end sub_801DCAC
thumb_func_start sub_801DCCC
sub_801DCCC: @ 801DCCC
ldrb r2, [r0]
movs r1, 0x1D
negs r1, r1
ands r1, r2
strb r1, [r0]
bx lr
thumb_func_end sub_801DCCC
thumb_func_start sub_801DCD8
sub_801DCD8: @ 801DCD8
push {r4,lr}
adds r3, r0, 0
ldr r0, [r3]
lsls r0, 27
lsrs r0, 29
adds r0, 0x1
movs r1, 0x7
ands r0, r1
lsls r0, 2
ldrb r1, [r3]
movs r4, 0x1D
negs r4, r4
adds r2, r4, 0
ands r2, r1
orrs r2, r0
strb r2, [r3]
ldr r0, [r3]
lsls r0, 27
lsrs r0, 29
cmp r0, 0x4
bls _0801DD0A
ands r2, r4
movs r0, 0x10
orrs r2, r0
strb r2, [r3]
_0801DD0A:
pop {r4}
pop {r0}
bx r0
thumb_func_end sub_801DCD8
thumb_func_start sub_801DD10
sub_801DD10: @ 801DD10
push {r4,lr}
adds r3, r0, 0
ldr r0, [r3]
lsls r0, 24
lsrs r0, 29
adds r0, 0x1
lsls r0, 5
ldrb r1, [r3]
movs r4, 0x1F
adds r2, r4, 0
ands r2, r1
orrs r2, r0
strb r2, [r3]
ldr r0, [r3]
lsls r0, 24
lsrs r0, 29
cmp r0, 0x5
bls _0801DD3C
ands r2, r4
movs r0, 0xA0
orrs r2, r0
strb r2, [r3]
_0801DD3C:
pop {r4}
pop {r0}
bx r0
thumb_func_end sub_801DD10
thumb_func_start sub_801DD44
sub_801DD44: @ 801DD44
push {lr}
adds r2, r0, 0
ldrb r1, [r2]
movs r0, 0xE0
ands r0, r1
cmp r0, 0xA0
bne _0801DD56
movs r0, 0x6
b _0801DD92
_0801DD56:
ldr r1, [r2]
lsls r0, r1, 30
lsrs r0, 30
cmp r0, 0x1
beq _0801DD78
cmp r0, 0x1
bgt _0801DD6A
cmp r0, 0
beq _0801DD74
b _0801DD90
_0801DD6A:
cmp r0, 0x2
beq _0801DD7C
cmp r0, 0x3
beq _0801DD80
b _0801DD90
_0801DD74:
movs r0, 0x3
b _0801DD92
_0801DD78:
movs r0, 0x1
b _0801DD92
_0801DD7C:
movs r0, 0x2
b _0801DD92
_0801DD80:
lsls r0, r1, 27
lsrs r0, 29
cmp r0, 0x2
bhi _0801DD8C
movs r0, 0x4
b _0801DD92
_0801DD8C:
movs r0, 0x5
b _0801DD92
_0801DD90:
movs r0, 0
_0801DD92:
pop {r1}
bx r1
thumb_func_end sub_801DD44
.align 2, 0 @ don't pad with nop

2
include/constants/vars.h
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@ -60,7 +60,7 @@
#define VAR_POISON_STEP_COUNTER 0x402B
#define VAR_RESET_RTC_ENABLE 0x402C
#define VAR_ENIGMA_BERRY_AVAILABLE 0x402D
#define VAR_UNUSED_0x402E 0x402E // Unused Var
#define VAR_0x402E 0x402E
#define VAR_FRONTIER_MANIAC_FACILITY 0x402F
#define VAR_FRONTIER_GAMBLER_FACILITY 0x4030

2
ld_script.txt
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@ -61,7 +61,7 @@ SECTIONS {
asm/mevent_server.o(.text);
asm/mevent_server_ish.o(.text);
asm/mevent_server_helpers.o(.text);
asm/mevent_news.o(.text);
src/mevent_news.o(.text);
asm/union_room_chat.o(.text);
asm/berry_crush.o(.text);
src/berry_powder.o(.text);

147
src/mevent_news.c Normal file
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@ -0,0 +1,147 @@
#include "global.h"
#include "mevent.h"
#include "random.h"
#include "event_data.h"
#include "mevent_news.h"
static u32 sub_801DCAC(struct MysteryEventStruct *);
static void sub_801DD10(struct MysteryEventStruct *);
static u32 sub_801DD44(struct MysteryEventStruct *);
static void sub_801DCD8(struct MysteryEventStruct *);
static void sub_801DCCC(struct MysteryEventStruct *);
void sub_801DB68(u32 a0)
{
struct MysteryEventStruct *r5 = sub_801B044();
r5->unk_0_0 = a0;
switch (a0)
{
case 0:
break;
case 1:
case 2:
r5->unk_1 = (Random() % 15) + 16;
break;
case 3:
r5->unk_1 = (Random() % 15) + 1;
break;
}
}
void sub_801DBC0(void)
{
struct MysteryEventStruct *r5 = sub_801B044();
r5->unk_0_0 = 0;
r5->unk_0_2 = 0;
r5->unk_0_5 = 0;
r5->unk_1 = 0;
VarSet(VAR_0x402E, 0);
}
void sub_801DBDC(void)
{
u16 *r4 = GetVarPointer(VAR_0x402E);
struct MysteryEventStruct *r2 = sub_801B044();
struct MysteryEventStruct r0 = *r2;
if ((u8)r0.unk_0_5 > 4 && ++(*r4) > 0x1f3)
{
r2->unk_0_5 = 0;
*r4 = 0;
}
}
u16 sub_801DC20(void)
{
u16 *r6 = &gSpecialVar_Result;
struct MysteryEventStruct *r4 = sub_801B044();
u16 r5;
if (!IsMysteryEventEnabled() || !sub_801B0CC())
return 0;
r5 = sub_801DD44(r4);
switch (r5)
{
case 0:
break;
case 1:
*r6 = sub_801DCAC(r4);
break;
case 2:
*r6 = sub_801DCAC(r4);
break;
case 3:
break;
case 4:
*r6 = sub_801DCAC(r4);
sub_801DCD8(r4);
break;
case 5:
*r6 = sub_801DCAC(r4);
sub_801DCCC(r4);
break;
case 6:
break;
}
return r5;
}
static u32 sub_801DCAC(struct MysteryEventStruct *a0)
{
u32 r4;
a0->unk_0_0 = 0;
r4 = a0->unk_1 + 0x84;
a0->unk_1 = 0;
sub_801DD10(a0);
return r4;
}
static void sub_801DCCC(struct MysteryEventStruct *a0)
{
a0->unk_0_2 = 0;
}
static void sub_801DCD8(struct MysteryEventStruct *a0)
{
a0->unk_0_2++;
if ((u8)a0->unk_0_2 > 4)
a0->unk_0_2 = 4;
}
static void sub_801DD10(struct MysteryEventStruct *a0)
{
a0->unk_0_5++;
if ((u8)a0->unk_0_5 > 5)
a0->unk_0_5 = 5;
}
static u32 sub_801DD44(struct MysteryEventStruct *a0)
{
struct MysteryEventStruct r0;
if ((u8)a0->unk_0_5 == 5)
return 6;
r0 = *a0;
switch (r0.unk_0_0)
{
case 0:
return 3;
case 1:
return 1;
case 2:
return 2;
case 3:
if ((u8)r0.unk_0_2 < 3)
return 4;
return 5;
default:
AGB_ASSERT(0);
return 0;
}
}