diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/field_weather.c | 214 |
1 files changed, 209 insertions, 5 deletions
diff --git a/src/field_weather.c b/src/field_weather.c index fff4ac673..0027f2bc1 100644 --- a/src/field_weather.c +++ b/src/field_weather.c @@ -26,7 +26,8 @@ struct Struct2000000 struct Weather { - u8 filler_000[0x1F4]; + struct Sprite *unknown_0[24]; + struct Sprite *unknown_60[0x65]; // snowflakes? struct Sprite *unknown_1F4[3]; u8 unknown_200[2][32]; u8 filler_240[0x460-0x240]; @@ -61,9 +62,12 @@ struct Weather u8 unknown_6DC; u8 unknown_6DD; u8 unknown_6DE; - u8 filler_6DF[5]; + u8 filler_6DF[1]; + u16 unknown_6E0; + u8 filler_6E2[2]; u8 unknown_6E4; - u8 filler_6E5[0xF]; + u8 unknown_6E5; + u8 filler_6E6[0xE]; u8 unknown_6F4[6]; u8 unknown_6FA; u8 unknown_6FB; @@ -113,6 +117,8 @@ extern const struct SpriteTemplate gSpriteTemplate_839A9F0; extern const u16 gUnknown_08397108[]; //extern const s16 gUnknown_0839A9C8[][2]; extern const struct Coords16 gUnknown_0839A9C8[]; +extern const struct SpriteSheet gUnknown_0839AACC; +extern const struct SpriteTemplate gSpriteTemplate_839AAA4; const u8 DroughtPaletteData_0[] = INCBIN_U8("graphics/weather/drought0.bin.lz"); const u8 DroughtPaletteData_1[] = INCBIN_U8("graphics/weather/drought1.bin.lz"); @@ -1437,7 +1443,8 @@ bool8 sub_807E460(void) return FALSE; } -extern const struct Coords16 gUnknown_0839AAC4[]; +//extern const struct Coords16 gUnknown_0839AAC4[]; +extern const u16 gUnknown_0839AAC4[][2]; //extern const struct Coords16 gUnknown_0839AABC[]; extern const s16 gUnknown_0839AABC[][2]; @@ -1452,7 +1459,8 @@ void sub_807E4EC(struct Sprite *sprite) sprite->data1 = 361; randVal = sprite->data1 * 1103515245 + 12345; sprite->data1 = ((randVal & 0x7FFF0000) >> 16) % 600; - r6 = gUnknown_0839AAC4[gUnknown_08396FC4->unknown_6DC].x; + + r6 = gUnknown_0839AAC4[gUnknown_08396FC4->unknown_6DC][0]; r4 = sprite->data1 % 30; sprite->data2 = r4 * 8; // useless assignment @@ -1468,8 +1476,204 @@ void sub_807E4EC(struct Sprite *sprite) sprite->data2 -= gUnknown_0839AABC[gUnknown_08396FC4->unknown_6DC][0] * r6; sprite->data3 -= gUnknown_0839AABC[gUnknown_08396FC4->unknown_6DC][1] * r6; + StartSpriteAnim(sprite, 0); sprite->data4 = 0; sprite->coordOffsetEnabled = FALSE; sprite->data0 = r6; } + +void sub_807E5C0(struct Sprite *sprite) +{ + if (sprite->data4 == 0) + { + sprite->data2 += gUnknown_0839AABC[gUnknown_08396FC4->unknown_6DC][0]; + sprite->data3 += gUnknown_0839AABC[gUnknown_08396FC4->unknown_6DC][1]; + sprite->pos1.x = sprite->data2 >> 4; + sprite->pos1.y = sprite->data3 >> 4; + + if (sprite->data5 != 0 + && (sprite->pos1.x >= -8 && sprite->pos1.x <= 248) + && sprite->pos1.y >= -16 && sprite->pos1.y <= 176) + sprite->invisible = FALSE; + else + sprite->invisible = TRUE; + + sprite->data0--; + if (sprite->data0 == 0) + { + StartSpriteAnim(sprite, gUnknown_08396FC4->unknown_6DC + 1); + sprite->data4 = 1; + sprite->pos1.x -= gSpriteCoordOffsetX; + sprite->pos1.y -= gSpriteCoordOffsetY; + sprite->coordOffsetEnabled = TRUE; + } + } + else if (sprite->animEnded) + { + sprite->invisible = TRUE; + sub_807E4EC(sprite); + } +} + +void sub_807E6C4(struct Sprite *sprite) +{ + if (sprite->data0 == 0) + { + sub_807E4EC(sprite); + sprite->callback = sub_807E5C0; + } + else + { + sprite->data0--; + } +} + +void sub_807E6F0(struct Sprite *sprite, u16 b) +{ + u16 r8 = gUnknown_0839AAC4[gUnknown_08396FC4->unknown_6DC][0]; + u16 r6 = b / (gUnknown_0839AAC4[gUnknown_08396FC4->unknown_6DC][1] + r8); + u16 r4 = b % (gUnknown_0839AAC4[gUnknown_08396FC4->unknown_6DC][1] + r8); + + while (--r6 != 0xFFFF) + sub_807E4EC(sprite); + if (r4 < r8) + { + while (--r4 != 0xFFFF) + sub_807E5C0(sprite); + sprite->data6 = 0; + } + else + { + sprite->data0 = r4 - r8; + sprite->invisible = TRUE; + sprite->data6 = 1; + } +} + +void sub_807E7A4(void) +{ + LoadSpriteSheet(&gUnknown_0839AACC); +} + +extern const struct Coords16 gUnknown_0839AA08[]; + +bool8 sub_807E7B4(void) +{ + u8 r7; + u8 spriteId; + + if (gUnknown_08396FC4->unknown_6DA == 24) + return FALSE; + + r7 = gUnknown_08396FC4->unknown_6DA; + spriteId = CreateSpriteAtEnd(&gSpriteTemplate_839AAA4, + gUnknown_0839AA08[r7].x, gUnknown_0839AA08[r7].y, 78); + if (spriteId != 64) + { + gSprites[spriteId].data5 = 0; + gSprites[spriteId].data1 = r7 * 145; + while (gSprites[spriteId].data1 >= 600) + gSprites[spriteId].data1 -= 600; + sub_807E4EC(&gSprites[spriteId]); + sub_807E6F0(&gSprites[spriteId], r7 * 9); + gSprites[spriteId].invisible = TRUE; + gUnknown_08396FC4->unknown_0[r7] = &gSprites[spriteId]; + } + else + { + gUnknown_08396FC4->unknown_0[r7] = NULL; + } + + if (++gUnknown_08396FC4->unknown_6DA == 24) + { + u16 i; + + for (i = 0; i < 24; i++) + { + if (gUnknown_08396FC4->unknown_0[i] != NULL) + { + if (gUnknown_08396FC4->unknown_0[i]->data6 == 0) + gUnknown_08396FC4->unknown_0[i]->callback = sub_807E5C0; + else + gUnknown_08396FC4->unknown_0[i]->callback = sub_807E6C4; + } + } + return FALSE; + } + return TRUE; +} + +bool8 sub_807E8E8(void) +{ + if (gUnknown_08396FC4->unknown_6D8 == gUnknown_08396FC4->unknown_6D9) + return FALSE; + + if (++gUnknown_08396FC4->unknown_6D6 > gUnknown_08396FC4->unknown_6DB) + { + gUnknown_08396FC4->unknown_6D6 = 0; + if (gUnknown_08396FC4->unknown_6D8 < gUnknown_08396FC4->unknown_6D9) + { + gUnknown_08396FC4->unknown_0[gUnknown_08396FC4->unknown_6D8++]->data5 = 1; + } + else + { + gUnknown_08396FC4->unknown_6D8--; + gUnknown_08396FC4->unknown_0[gUnknown_08396FC4->unknown_6D8]->data5 = 0; + gUnknown_08396FC4->unknown_0[gUnknown_08396FC4->unknown_6D8]->invisible = TRUE; + } + } + return TRUE; +} + +void sub_807E974(void) +{ + u16 i; + + for (i = 0; i < gUnknown_08396FC4->unknown_6DA; i++) + { + if (gUnknown_08396FC4->unknown_0[i] != NULL) + DestroySprite(gUnknown_08396FC4->unknown_0[i]); + } + gUnknown_08396FC4->unknown_6DA = 0; + FreeSpriteTilesByTag(0x1206); +} + +void sub_807E9C8(void) +{ + gUnknown_08396FC4->unknown_6CC = 0; + gUnknown_08396FC4->unknown_6D2 = 0; + gUnknown_08396FC4->unknown_6C1 = 3; + gUnknown_08396FC4->unknown_6C2 = 20; + gUnknown_08396FC4->unknown_6E5 = 16; + gUnknown_08396FC4->unknown_6E0 = 0; +} + +void snowflakes_progress2(void); +void sub_807ED48(struct Sprite *); + +void sub_807EA18(void) +{ + sub_807E9C8(); + while (gUnknown_08396FC4->unknown_6D2 == 0) + { + u16 i; + + snowflakes_progress2(); + for (i = 0; i < gUnknown_08396FC4->unknown_6E4; i++) + { + sub_807ED48(gUnknown_08396FC4->unknown_60[i]); + } + } +} + +u8 snowflakes_progress(void); + +void snowflakes_progress2(void) +{ + if (gUnknown_08396FC4->unknown_6CC == 0 && snowflakes_progress() == 0) + { + gUnknown_08396FC4->unknown_6D2 = 1; + gUnknown_08396FC4->unknown_6CC++; + } +} |