dionmoustos/Pokemon-Firered
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

help_system: through sub_813BC5C

Browse Source
This commit is contained in:
PikalaxALT
2019-06-13 10:33:01 -04:00
parent 63b2153402
commit 15722bdd2d
2 changed files with 89 additions and 172 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/help_system.c
+89 -2
View File
@@ -8,8 +8,24 @@
#include "list_menu.h"
#include "sound.h"
#include "strings.h"
#include "text.h"
#include "constants/songs.h"
struct DmaController
{
void * dest;
void * src;
u32 size:21;
u32 destMode:2;
u32 srcMode:2;
u32 repeat:1;
u32 width:1;
u32 dreqOn:1;
u32 startMode:3;
u32 intrEnable:1;
u32 dmaEnable:1;
};
struct HelpSystemVideoState
{
/*0x00*/ MainCallback savedVblankCb;
@@ -19,7 +35,7 @@ struct HelpSystemVideoState
/*0x0c*/ u16 savedBg0Hofs;
/*0x0e*/ u16 savedBg0Vofs;
/*0x10*/ u16 savedBldCnt;
/*0x12*/ u8 savedTextColor[3];
/*0x12*/ struct TextColor savedTextColor;
/*0x15*/ u8 state;
};
@@ -38,7 +54,7 @@ void sub_813BC5C(void);
void sub_813C454(const u8 * str);
void sub_813C5D4(void);
EWRAM_DATA u8 gUnknown_203B174[0x4000] = {0};
EWRAM_DATA u8 gUnknown_203B174[BG_CHAR_SIZE] = {0};
EWRAM_DATA u8 gUnknown_203F174 = 0;
EWRAM_DATA u8 gUnknown_203F175 = 0;
EWRAM_DATA u8 gUnknown_203F176 = 0;
@@ -148,3 +164,74 @@ u8 sub_813B870(void)
}
return gUnknown_203F178.state;
}
void sub_813BB38(void)
{
vu16 * dma;
gUnknown_203F178.savedVblankCb = gMain.vblankCallback;
gUnknown_203F178.savedHblankCb = gMain.hblankCallback;
gMain.vblankCallback = NULL;
gMain.hblankCallback = NULL;
dma = (void *)REG_ADDR_DMA0;
dma[5] &= ~(DMA_START_MASK | DMA_DREQ_ON | DMA_REPEAT);
dma[5] &= ~DMA_ENABLE;
dma[5];
}
void sub_813BB74(void)
{
gUnknown_203F178.savedDispCnt = GetGpuReg(REG_OFFSET_DISPCNT);
gUnknown_203F178.savedBg0Cnt = GetGpuReg(REG_OFFSET_BG0CNT);
gUnknown_203F178.savedBg0Hofs = GetGpuReg(REG_OFFSET_BG0HOFS);
gUnknown_203F178.savedBg0Vofs = GetGpuReg(REG_OFFSET_BG0VOFS);
gUnknown_203F178.savedBldCnt = GetGpuReg(REG_OFFSET_BLDCNT);
}
void sub_813BBAC(void)
{
RequestDma3Copy((void *)BG_CHAR_ADDR(3), gUnknown_203B174, BG_CHAR_SIZE, 0);
}
void sub_813BBC8(void)
{
SaveTextColors(
&gUnknown_203F178.savedTextColor.fgColor,
&gUnknown_203F178.savedTextColor.bgColor,
&gUnknown_203F178.savedTextColor.shadowColor
);
}
void sub_813BBDC(void)
{
gMain.vblankCallback = gUnknown_203F178.savedVblankCb;
gMain.hblankCallback = gUnknown_203F178.savedHblankCb;
}
void sub_813BBF4(void)
{
SetGpuReg(REG_OFFSET_BLDCNT, gUnknown_203F178.savedBldCnt);
SetGpuReg(REG_OFFSET_BG0HOFS, gUnknown_203F178.savedBg0Hofs);
SetGpuReg(REG_OFFSET_BG0VOFS, gUnknown_203F178.savedBg0Vofs);
SetGpuReg(REG_OFFSET_BG0CNT, gUnknown_203F178.savedBg0Cnt);
SetGpuReg(REG_OFFSET_DISPCNT, gUnknown_203F178.savedDispCnt);
}
void sub_813BC2C(void)
{
RequestDma3Copy(gUnknown_203B174, (void *)BG_CHAR_ADDR(3), BG_CHAR_SIZE, 0);
}
void sub_813BC48(void)
{
RestoreTextColors(
&gUnknown_203F178.savedTextColor.fgColor,
&gUnknown_203F178.savedTextColor.bgColor,
&gUnknown_203F178.savedTextColor.shadowColor
);
}
void sub_813BC5C(void)
{
RequestDma3Copy(gDecompressionBuffer, (void *)BG_CHAR_ADDR(3), BG_CHAR_SIZE, 0);
}