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-rw-r--r--src/teachy_tv.c104
1 files changed, 56 insertions, 48 deletions
diff --git a/src/teachy_tv.c b/src/teachy_tv.c
index 499253a72..7883fb864 100644
--- a/src/teachy_tv.c
+++ b/src/teachy_tv.c
@@ -40,8 +40,21 @@ struct TeachyTvCtrlBlk
u16 filler;
};
+struct TeachyTvBuf
+{
+ u32 state;
+ u8 buffer1[0x1000];
+ u8 buffer2[0x1000];
+ u8 buffer3[0x1000];
+ u8 buffer4[0x1000];
+ u8 var_4004;
+ u8 var_4005;
+ u8 var_4006;
+ u8 var_4007;
+};
+
extern struct TeachyTvCtrlBlk gTeachyTV_StaticResources;
-extern void * gUnknown_203F450;
+extern struct TeachyTvBuf * gUnknown_203F450;
extern const struct ScrollIndicatorArrowPairTemplate gUnknown_8479380;
extern const char gUnknown_841B83D;
extern const struct BgTemplate gUnknown_84792E0;
@@ -157,18 +170,18 @@ void TeachyTvMainCallback()
int state;
int taskId;
struct Task *taskAddr;
- u8 **memBuf;
+ struct TeachyTvBuf **memBuf;
u32 x;
state = gMain.state;
switch (state)
{
case 0:
- memBuf = (u8 **)&gUnknown_203F450;
- (*memBuf) = (u8*)AllocZeroed(0x4008);
- *(u32*)gUnknown_203F450 = (u32)state;
- *((u8*)gUnknown_203F450 + 0x4006) = state;
- *((u8*)gUnknown_203F450 + 0x4007) = 0xFF;
+ memBuf = &gUnknown_203F450;
+ (*memBuf) = (struct TeachyTvBuf *)AllocZeroed(0x4008);
+ gUnknown_203F450->state = (u32)state;
+ gUnknown_203F450->var_4006 = state;
+ gUnknown_203F450->var_4007 = 0xFF;
VblankHblankHandlerSetZero();
clear_scheduled_bg_copies_to_vram();
ScanlineEffect_Stop();
@@ -219,9 +232,9 @@ void TeachyTvSetupBg()
InitBgReg();
ResetBgsAndClearDma3BusyFlags(0);
InitBgsFromTemplates(0, &gUnknown_84792E0, 4);
- SetBgTilemapBuffer(1, (u8 *)gUnknown_203F450 + 4);
- SetBgTilemapBuffer(2, (u8 *)gUnknown_203F450 + 0x1004);
- SetBgTilemapBuffer(3, (u8 *)gUnknown_203F450 + 0x2004);
+ SetBgTilemapBuffer(1, gUnknown_203F450->buffer1);
+ SetBgTilemapBuffer(2, gUnknown_203F450->buffer2);
+ SetBgTilemapBuffer(3, gUnknown_203F450->buffer3);
SetGpuReg(REG_OFFSET_DISPCNT, 0x3040);
ShowBg(0);
ShowBg(1);
@@ -229,8 +242,8 @@ void TeachyTvSetupBg()
ShowBg(3);
ChangeBgX(3, 0x1000, 2);
ChangeBgY(3, 0x2800, 1);
- *((u8 *)gUnknown_203F450 + 0x4004) = 0;
- *((u8 *)gUnknown_203F450 + 0x4005) = 3;
+ gUnknown_203F450->var_4004 = 0;
+ gUnknown_203F450->var_4005 = 3;
SetGpuReg(REG_OFFSET_BLDCNT, 0);
}
@@ -240,12 +253,12 @@ void TeachyTvLoadGraphic()
src = 0;
reset_temp_tile_data_buffers();
decompress_and_copy_tile_data_to_vram(1, &gUnknown_8E86240, 0, 0, 0);
- LZDecompressWram(&gUnknown_8E86BE8, (*(u8 **)&gUnknown_203F450) + 0x4);
- LZDecompressWram(&gUnknown_8E86D6C, (*(u8 **)&gUnknown_203F450) + 0x3004);
+ LZDecompressWram(&gUnknown_8E86BE8, gUnknown_203F450->buffer1);
+ LZDecompressWram(&gUnknown_8E86D6C, gUnknown_203F450->buffer4);
LoadCompressedPalette(&gUnknown_8E86F98, 0, 0x80);
LoadPalette(&src, 0, 2);
LoadSpritePalette(&gUnknown_83A5348);
- TeachyTvLoadBg3Map((u8 *)gUnknown_203F450 + 0x2004);
+ TeachyTvLoadBg3Map(gUnknown_203F450->buffer3);
}
void TeachyTvCreateAndRenderRbox()
@@ -284,27 +297,26 @@ void TeachyTvSetupScrollIndicatorArrowPair()
hasItem = (u8)CheckBagHasItem(ITEM_TM_CASE, 1);
if ( ! hasItem << 24 )
{
- u8 * temp = (u8 *)gUnknown_203F450;
- *((u8 *)temp + 0x4007) = 0xFF;
+ struct TeachyTvBuf * temp = gUnknown_203F450;
+ temp->var_4007 = 0xFF;
}
else {
- u8 *temp, res;
- res = AddScrollIndicatorArrowPair(
- &gUnknown_8479380,
- &(gTeachyTV_StaticResources.scrollOffset));
- temp = (u8 *)gUnknown_203F450;
- *((u8 *)temp + 0x4007) = res;
+ struct TeachyTvBuf *temp;
+ u8 res;
+ res = AddScrollIndicatorArrowPair(&gUnknown_8479380, &(gTeachyTV_StaticResources.scrollOffset));
+ temp = gUnknown_203F450;
+ temp->var_4007 = res;
}
}
void TeachyTvRemoveScrollIndicatorArrowPair()
{
- u8 *temp = ((u8*)gUnknown_203F450 + 0x4007);
+ u8 *temp = &(gUnknown_203F450->var_4007);
if ( *temp != 0xFF )
{
RemoveScrollIndicatorArrowPair(*temp);
- *((u8*)gUnknown_203F450 + 0x4007) = 0xFF;
+ gUnknown_203F450->var_4007 = 0xFF;
}
}
@@ -392,8 +404,8 @@ void TeachyTvSetupPostBattleWindowAndObj(u8 taskId)
TeachyTvSetSpriteCoordsAndSwitchFrame(((char*)v2)[2], 0x78, 0x38, 0);
ChangeBgX(3, 0x3000, 1);
ChangeBgY(3, 0x3000, 2);
- *((u8 *)gUnknown_203F450 + 0x4004) += 3;
- *((u8 *)gUnknown_203F450 + 0x4005) -= 3;
+ gUnknown_203F450->var_4004 += 3;
+ gUnknown_203F450->var_4005 -= 3;
}
else if ( op <= 5 )
TeachyTvSetSpriteCoordsAndSwitchFrame(((char*)v2)[2], 0x78, 0x38, 0);
@@ -429,7 +441,7 @@ void TeachyTvQuitFadeControlAndTaskDel(u8 taskId)
{
if ( !(gPaletteFade.active) )
{
- if ( *(u32 *)gUnknown_203F450 )
+ if ( gUnknown_203F450->state )
{
SetMainCallback2(*(void (**)())gUnknown_203F450);
}
@@ -580,7 +592,7 @@ void TeachyTvClusFuncTransitionRenderBg2TeachyTvGraphicInitNpcPos(u8 taskId)
TeachyTvBg2AnimController();
if ( ++data[2] > 63 )
{
- CopyToBgTilemapBufferRect_ChangePalette(2, (u8 *)gUnknown_203F450 + 0x3004, 0, 0, 0x20, 0x20, 0x11);
+ CopyToBgTilemapBufferRect_ChangePalette(2, gUnknown_203F450->buffer4, 0, 0, 0x20, 0x20, 0x11);
TeachyTvSetSpriteCoordsAndSwitchFrame(((u8*)data)[2], 8, 0x38, 7);
schedule_bg_copy_tilemap_to_vram(2);
data[2] = 0;
@@ -636,15 +648,15 @@ void TeachyTvRenderMsgAndSwitchClusterFuncs(u8 taskId)
data = gTasks[taskId].data;
if ( gMain.newKeys & 2 )
{
- char *offset = ((char *)gUnknown_203F450 + 0x4006);
- u32 v4 = 0;
+ u8 *offset = &(gUnknown_203F450->var_4006);
+ u32 zero = 0;
offset[0] = 1;
TeachyTvSetSpriteCoordsAndSwitchFrame(*((char *)data + 2), 0, 0, 0);
FillWindowPixelBuffer(0, 0xCC);
CopyWindowToVram(0, 2);
TeachyTvClearBg1EndGraphicText();
- data[2] = v4;
- data[3] = v4;
+ data[2] = zero;
+ data[3] = zero;
gTasks[taskId].func = TeachyTvBackToOptionList;
}
else
@@ -707,17 +719,13 @@ void TeachyTvClusFuncDudeMoveUp(u8 taskId)
{
s16 *data;
struct Sprite *obj;
- int temp;
- int counter;
data = gTasks[taskId].data;
obj = &gSprites[data[1]];
ChangeBgY(3, 0x100, 2);
- counter = (u16)data[2] + 1;
- ((u16*)data)[2] = counter;
- if ( !( counter % 16 ) )
+ if ( !( ++data[2] & 0xF ) )
{
- --((u8*)gUnknown_203F450)[0x4005];
+ --gUnknown_203F450->var_4005;
TeachyTvGrassAnimationMain(taskId, obj->pos2.x, obj->pos2.y, 0, 0);
}
if ( data[2] == 48 )
@@ -739,7 +747,7 @@ void TeachyTvClusFuncDudeMoveRight(u8 taskId)
obj = &gSprites[(s16)data[1]];
ChangeBgX(3, 0x100, 1);
if ( !(++data[2] & 0xF) )
- ++((u8*)gUnknown_203F450)[0x4004];
+ ++gUnknown_203F450->var_4004;
if ( !((((s16*)data)[2] + 8) & 0xF) )
TeachyTvGrassAnimationMain(taskId, obj->pos2.x + 8, obj->pos2.y, 0, 0);
if ( data[2] == 0x30 )
@@ -834,9 +842,9 @@ void TeachyTvBackToOptionList(u8 taskId)
ChangeBgY(3, 0x0, 0);
ChangeBgX(3, 0x1000, 2);
ChangeBgY(3, 0x2800, 1);
- ((u8*)gUnknown_203F450)[0x4004] = 0;
- ((u8*)gUnknown_203F450)[0x4005] = 3;
- ((u8*)gUnknown_203F450)[0x4006] = 0;
+ gUnknown_203F450->var_4004 = 0;
+ gUnknown_203F450->var_4005 = 3;
+ gUnknown_203F450->var_4006 = 0;
}
}
@@ -886,7 +894,7 @@ void TeachyTvGrassAnimationMain(u8 taskId, s16 x, s16 y, u8 subpriority, bool8 m
const struct SpriteTemplate *const *objTemAddr;
subprio = subpriority;
- if ( ((u8*)gUnknown_203F450)[0x4006] != 1 )
+ if ( gUnknown_203F450->var_4006 != 1 )
{
res = TeachyTvGrassAnimationCheckIfNeedsToGenerateGrassObj(
(u32)((x << 16) - 0x100000) >> 16,
@@ -920,7 +928,7 @@ void TeachyTvGrassAnimationObjCallback(struct Sprite *sprite)
u32 diff1, diff2;
s16 *data = gTasks[sprite->data[0]].data;
struct Sprite *objAddr = &gSprites[data[1]];
- if (((u8*)gUnknown_203F450)[0x4006] == 1)
+ if (gUnknown_203F450->var_4006 == 1)
DestroySprite(sprite);
else {
if (!sprite->animCmdIndex)
@@ -950,14 +958,14 @@ void TeachyTvGrassAnimationObjCallback(struct Sprite *sprite)
u8 TeachyTvGrassAnimationCheckIfNeedsToGenerateGrassObj(s16 x, s16 y)
{
const u8 * arr;
- u8 *ptr;
+ struct TeachyTvBuf *ptr;
int high, low;
if ( (x < 0) || (y < 0) )
return 0;
arr = &gUnknown_84795C8;
ptr = gUnknown_203F450;
- high = ((y >> 4) + ptr[0x4005]) << 4;
- low = ((x >> 4) + ptr[0x4004]);
+ high = ((y >> 4) + ptr->var_4005) << 4;
+ low = ((x >> 4) + ptr->var_4004);
return arr[high+low];
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-05-13 22:55:14 +0000