diff options
Diffstat (limited to 'src/field_select.c')
| -rw-r--r-- | src/field_select.c | 374 |
1 files changed, 374 insertions, 0 deletions
diff --git a/src/field_select.c b/src/field_select.c new file mode 100644 index 0000000..ea6acba --- /dev/null +++ b/src/field_select.c @@ -0,0 +1,374 @@ +#include "global.h" +#include "main.h" +#include "m4a.h" +#include "titlescreen.h" + +enum +{ + FIELD_RUBY, + FIELD_SAPPHIRE, +}; + +static void sub_8F94(void); +static void sub_8C38(void); + +struct FieldSelectData +{ + u16 unk0; + u16 unk2; + u16 unk4; + u16 unk6; + u16 selectedField; + u16 state; + s16 unkC; + s16 unkE; + u8 ballSpeed; + s16 unk12; + s8 unk14; + u16 nextMainState; +}; + +extern struct FieldSelectData gFieldSelectData; + +void FieldSelectMain(void) +{ + gFieldSelectStateFuncs[gMain.subState](); +} + +void LoadFieldSelectGraphics(void) +{ + ResetSomeGraphicsRelatedStuff(); + + REG_DISPCNT = DISPCNT_MODE_0 | DISPCNT_FORCED_BLANK | DISPCNT_OBJ_ON; + + REG_BG0CNT = BGCNT_CHARBASE(1) | BGCNT_SCREENBASE(0) | BGCNT_PRIORITY(0) | BGCNT_TXT256x256; + REG_DISPCNT |= DISPCNT_BG0_ON; + + REG_BG1CNT = BGCNT_CHARBASE(1) | BGCNT_SCREENBASE(1) | BGCNT_PRIORITY(1) | BGCNT_TXT256x256; + REG_DISPCNT |= DISPCNT_BG1_ON; + + REG_BG2CNT = BGCNT_CHARBASE(2) | BGCNT_SCREENBASE(2) | BGCNT_PRIORITY(2) | BGCNT_TXT256x256; + REG_DISPCNT |= DISPCNT_BG2_ON; + + gMain.unk16 = REG_DISPCNT; + + DmaCopy16(3, gFieldSelectBGPals, (void *)(PLTT), 0x200); + DmaCopy16(3, gFieldSelectWindow_Gfx, (void *)(VRAM + 0x4000), 0x1400); + DmaCopy16(3, gFieldSelectMiniFields_Gfx, (void *)(VRAM + 0x8000), 0x3800); + DmaCopy16(3, gUnknown_080A2400, (void *)(VRAM), 0x800); + DmaCopy16(3, gFieldSelectFrameShadowTilemap, (void *)(VRAM + 0x800), 0x800); + DmaCopy16(3, gFieldSelectWindowTilemap, (void *)(VRAM + 0x1000), 0x800); + DmaCopy16(3, gFieldSelectSpritePals, (void *)(PLTT + 0x200), 0x200); + DmaCopy16(3, gFieldSelectSpriteGfx, (void *)(VRAM + 0x10000), 0x4020); + + sub_CBC(); + sub_8C38(); + sub_FD5C(sub_8F94); + gMain.subState++; + m4aSongNumStart(3); +} + +static void sub_8C38(void) +{ + gFieldSelectData.unk0 = 2; + gFieldSelectData.unk2 = 3; + gFieldSelectData.unk4 = 0; + gFieldSelectData.unk6 = 1; + gFieldSelectData.selectedField = FIELD_RUBY; + gFieldSelectData.state = 0; + gFieldSelectData.unkC = 0; + gFieldSelectData.unkE = 0; + gFieldSelectData.nextMainState = STATE_INTRO; + gFieldSelectData.unk12 = 0; + gFieldSelectData.unk14 = 0; + + gFieldSelectData.ballSpeed = gMain_saveData.ballSpeed; + gMain.unk4 = 0; + gUnknown_02002850 = 0; +} + +void sub_8C7C(void) +{ + sub_8F94(); + if ((gMain.heldKeys & (A_BUTTON | B_BUTTON | SELECT_BUTTON | START_BUTTON)) == (A_BUTTON | B_BUTTON | SELECT_BUTTON | START_BUTTON)) + { + gUnknown_02002850 = 1; + gFieldSelectData.nextMainState = STATE_INTRO; + gMain.subState++; + } + if (gUnknown_02002850 == 0) + { + switch (gFieldSelectData.state) + { + case 0: + if (gMain.newKeys & DPAD_LEFT) + { + if (gFieldSelectData.selectedField == FIELD_SAPPHIRE) + { + m4aSongNumStart(0x6D); + gFieldSelectData.selectedField = FIELD_RUBY; + gFieldSelectData.unk4 = 0; + gFieldSelectData.unk6 = 1; + gFieldSelectData.state = 1; + } + } + else if (gMain.newKeys & DPAD_RIGHT) + { + if (gFieldSelectData.selectedField == FIELD_RUBY) + { + m4aSongNumStart(0x6D); + gFieldSelectData.selectedField = FIELD_SAPPHIRE; + gFieldSelectData.unk4 = 1; + gFieldSelectData.unk6 = 0; + gFieldSelectData.state = 1; + } + } + if (gMain.newKeys & A_BUTTON) + { + m4aSongNumStart(0x65); + gFieldSelectData.state = 2; + gFieldSelectData.unk14 = 1; + gFieldSelectData.unkE = 0; + if (gFieldSelectData.selectedField == FIELD_RUBY) + { + gFieldSelectData.unk4 = 0; + gFieldSelectData.unk6 = 1; + gFieldSelectData.unk0 = 2; + gFieldSelectData.unk2 = 3; + gFieldSelectData.unkC = 0; + } + else + { + gFieldSelectData.unk4 = 1; + gFieldSelectData.unk6 = 0; + gFieldSelectData.unk0 = 7; + gFieldSelectData.unk2 = 11; + gFieldSelectData.unkC = 0; + } + } + if (gMain.newKeys & B_BUTTON) + { + m4aSongNumStart(0x66); + gMain.subState++; + gFieldSelectData.nextMainState = STATE_TITLE; + if (gFieldSelectData.selectedField == FIELD_RUBY) + { + gFieldSelectData.unk4 = 0; + gFieldSelectData.unk6 = 1; + gFieldSelectData.unk0 = 2; + gFieldSelectData.unk2 = 3; + gFieldSelectData.unkC = 0; + } + else + { + gFieldSelectData.unk4 = 1; + gFieldSelectData.unk6 = 0; + gFieldSelectData.unk0 = 7; + gFieldSelectData.unk2 = 11; + gFieldSelectData.unkC = 0; + } + } + if (gMain.unk4 < 2) + gMain.unk6 = 0; + else + gMain.unk6 = 1; + break; + case 2: // Choose ball speed + if (gMain.newKeys & (DPAD_LEFT | DPAD_RIGHT)) + { + m4aSongNumStart(0x67); + gFieldSelectData.ballSpeed = 1 - gFieldSelectData.ballSpeed; + } + if (gMain.newKeys & A_BUTTON) + { + m4aSongNumStart(0x65); + gFieldSelectData.unkE = 0; + gFieldSelectData.unkC = 0; + gMain_saveData.ballSpeed = gFieldSelectData.ballSpeed; + SaveFile_WriteToSram(); + gFieldSelectData.state = 3; + } + if (gMain.newKeys & B_BUTTON) + { + m4aSongNumStart(0x66); + gFieldSelectData.unk14 = 0; + gFieldSelectData.state = 0; + } + gFieldSelectData.unkE++; + if (gFieldSelectData.unkE > 4) + { + gFieldSelectData.unkE = 0; + gFieldSelectData.unk12 = 1 - gFieldSelectData.unk12; + } + break; + case 1: + if (gFieldSelectData.selectedField == FIELD_RUBY) + { + gFieldSelectData.unk0 = gUnknown_086A6B14.unk0[4 - gFieldSelectData.unkC]; + gFieldSelectData.unk2 = gUnknown_086A6B14.unkA[4 - gFieldSelectData.unkC]; + } + else + { + gFieldSelectData.unk0 = gUnknown_086A6B14.unk0[gFieldSelectData.unkC]; + gFieldSelectData.unk2 = gUnknown_086A6B14.unkA[gFieldSelectData.unkC]; + } + if (!(gMain.frameCount & 1)) + { + if (gFieldSelectData.unkC < 4) + { + gFieldSelectData.unkC++; + } + else + { + gFieldSelectData.unkC = 0; + gFieldSelectData.state = 0; + } + } + if (gMain.newKeys & DPAD_LEFT) + { + if (gFieldSelectData.selectedField == FIELD_SAPPHIRE) + { + m4aSongNumStart(0x6D); + gFieldSelectData.selectedField = FIELD_RUBY; + gFieldSelectData.unk4 = 0; + gFieldSelectData.unk6 = 1; + gFieldSelectData.unk0 = 2; + gFieldSelectData.unk2 = 3; + gFieldSelectData.unkC = 0; + gFieldSelectData.state = 0; + } + } + else if (gMain.newKeys & DPAD_RIGHT) + { + if (gFieldSelectData.selectedField == FIELD_RUBY) + { + m4aSongNumStart(0x6D); + gFieldSelectData.selectedField = FIELD_SAPPHIRE; + gFieldSelectData.unk4 = 1; + gFieldSelectData.unk6 = 0; + gFieldSelectData.unk0 = 7; + gFieldSelectData.unk2 = 11; + gFieldSelectData.unkC = 0; + gFieldSelectData.state = 0; + } + } + break; + case 3: + gFieldSelectData.unkE++; + if (gFieldSelectData.unkE > 3) + { + gFieldSelectData.unkE = 0; + if (gFieldSelectData.selectedField == FIELD_RUBY) + gFieldSelectData.unk4 = 1 - gFieldSelectData.unk4; + else + gFieldSelectData.unk6 = 1 - gFieldSelectData.unk6; + gFieldSelectData.unkC++; + if (gFieldSelectData.unkC > 5) + { + gFieldSelectData.nextMainState = STATE_GAME_MAIN; + gMain.subState++; + } + } + break; + } + gMain.unk4 = gFieldSelectData.selectedField; + gMain.unk5 = gFieldSelectData.selectedField; + } +} + +void sub_8F64(void) +{ + sub_FE04(sub_8F94); + m4aMPlayAllStop(); + sub_D10(); + gAutoDisplayTitlescreenMenu = TRUE; + SetMainGameState(gFieldSelectData.nextMainState); +} + +static void sub_8F94(void) +{ + struct SpriteGroup *r6; + struct SpriteGroup *r9; + struct SpriteGroup *sp0; + struct SpriteGroup *r10; + struct SpriteGroup *r8; + const struct SpriteSet *spriteSet; + int i; + + gMain.blendControl = BLDCNT_EFFECT_BLEND | BLDCNT_TGT1_BG1 | BLDCNT_TGT2_BG1 | BLDCNT_TGT2_BG2; + gMain.blendAlpha = BLDALPHA_BLEND(8, 8); + REG_BLDCNT = gMain.blendControl; + REG_BLDALPHA = gMain.blendAlpha; + + r6 = &gMain.spriteGroups[0]; + r9 = &gMain.spriteGroups[1]; + sp0 = &gMain.spriteGroups[gFieldSelectData.unk0]; + r10 = &gMain.spriteGroups[gFieldSelectData.unk2]; + r8 = &gMain.spriteGroups[12 + gFieldSelectData.ballSpeed * 2 + gFieldSelectData.unk12]; + + r6->available = gFieldSelectData.unk4; + r9->available = gFieldSelectData.unk6; + sp0->available = 1; + r10->available = 1; + r8->available = gFieldSelectData.unk14; + + LoadSpriteSets(gUnknown_086A6AD4, 16, r6); + + if (gFieldSelectData.unk4 == 1) + { + r6->baseX = 0x25; + r6->baseY = 0x18; + for (i = 0; i < 2; i++) + { + gOamBuffer[r6->oam[i].oamId].x = r6->oam[i].xOffset + r6->baseX; + gOamBuffer[r6->oam[i].oamId].y = r6->oam[i].yOffset + r6->baseY; + } + } + + if (gFieldSelectData.unk6 == 1) + { + r9->baseX = 0x8D; + r9->baseY = 0x18; + for (i = 0; i < 2; i++) + { + gOamBuffer[r9->oam[i].oamId].x = r9->oam[i].xOffset + r9->baseX; + gOamBuffer[r9->oam[i].oamId].y = r9->oam[i].yOffset + r9->baseY; + } + } + + sp0->baseX = 32; + sp0->baseY = 32; + spriteSet = gUnknown_086A6AD4[gFieldSelectData.unk0]; + for (i = 0; i < spriteSet->count; i++) + { + gOamBuffer[sp0->oam[i].oamId].objMode = 1; + gOamBuffer[sp0->oam[i].oamId].x = sp0->oam[i].xOffset + sp0->baseX; + gOamBuffer[sp0->oam[i].oamId].y = sp0->oam[i].yOffset + sp0->baseY; + } + + r10->baseX = 0x88; + r10->baseY = 32; + spriteSet = gUnknown_086A6AD4[gFieldSelectData.unk2]; + for (i = 0; i < spriteSet->count; i++) + { + gOamBuffer[r10->oam[i].oamId].objMode = 1; + gOamBuffer[r10->oam[i].oamId].x = r10->oam[i].xOffset + r10->baseX; + gOamBuffer[r10->oam[i].oamId].y = r10->oam[i].yOffset + r10->baseY; + } + + if (r8->available == 1) + { + r8->baseX = gUnknown_086A6B28[gFieldSelectData.selectedField].x; + r8->baseY = gUnknown_086A6B28[gFieldSelectData.selectedField].y; + for (i = 0; i < 5; i++) + { + gOamBuffer[r8->oam[i].oamId].objMode = 0; + gOamBuffer[r8->oam[i].oamId].x = r8->oam[i].xOffset + r8->baseX; + gOamBuffer[r8->oam[i].oamId].y = r8->oam[i].yOffset + r8->baseY; + } + } + + sp0->available = 0; + r10->available = 0; + r8->available = 0; +} |