Start decompile fossil_specials.s

1 files changed, 129 insertions, 0 deletions

diff --git a/src/fossil_specials.c b/src/fossil_specials.c
new file mode 100644
index 000000000..c5539114d
--- /dev/null
+++ b/src/fossil_specials.c
@@ -0,0 +1,129 @@
+#include "global.h"
+#include "constants/flags.h"
+#include "constants/songs.h"
+#include "bg.h"
+#include "event_data.h"
+#include "field_camera.h"
+#include "field_map_obj.h"
+#include "fieldmap.h"
+#include "fldeff_groundshake.h"
+#include "global.fieldmap.h"
+#include "gpu_regs.h"
+#include "malloc.h"
+#include "random.h"
+#include "script.h"
+#include "sound.h"
+#include "sprite.h"
+#include "task.h"
+#include "window.h"
+
+//struct StructUnknown_0203CF14
+
+struct Struct8617DA4 {
+    u8 x;
+    u8 y;
+    u16 tileId;
+};
+
+
+extern const struct Struct8617DA4 gUnknown_08617DA4[];
+extern const u8 gUnknown_08617274[]; //mirage tower
+extern const u8 gUnknown_08617B94[]; //mirage tower tilemap
+
+extern void * gUnknown_0203CF04;
+extern void * gUnknown_0203CF08;
+extern u16 (*gUnknown_0203CF14)[2];
+
+/*static*/ void sub_81BED50(u8 taskId);
+/*static*/ void sub_81BEBF4(u8 taskId);
+/*static*/ void sub_81BF028(u8 taskId);
+
+void sub_81BEB24(void)
+{
+    u8 count;
+    for(count = 0; count <= 0x11; count++)
+        MapGridSetMetatileIdAt(gUnknown_08617DA4[count].x + 7, gUnknown_08617DA4[count].y + 7, gUnknown_08617DA4[count].tileId);
+    DrawWholeMapView();
+}
+
+void sub_81BEB54(void)
+{
+    CreateTask(sub_81BED50, 0x9);
+}
+
+void sub_81BEB68(void)
+{
+    CreateTask(sub_81BEBF4, 0x9);
+}
+
+void sub_81BEB7C(void)
+{
+    CreateTask(sub_81BF028, 0x9);
+}
+
+void sub_81BEB90(void)
+{
+    SetGpuReg(REG_OFFSET_BG0HOFS, (*gUnknown_0203CF14)[0]);
+    SetGpuReg(REG_OFFSET_BG0VOFS, (*gUnknown_0203CF14)[1]);
+}
+
+void sub_81BEBB4(u8 taskId)
+{
+    if(!(gTasks[taskId].data[0]))
+    {
+        (*gUnknown_0203CF14)[0] = -(*gUnknown_0203CF14)[0];
+        gTasks[taskId].data[0] = 2;
+        sub_81BEB90();
+    }
+    else
+        gTasks[taskId].data[0]--;
+}
+
+void sub_81BEBF4(u8 taskId)
+{
+    u8 zero;
+
+    switch(gTasks[taskId].data[0])
+    {
+    case 0:
+        FreeAllWindowBuffers();
+        SetBgAttribute(0, BG_CTRL_ATTR_MOSAIC, 2);
+        gTasks[taskId].data[0]++;
+        break;
+    case 1:
+        gUnknown_0203CF04 = (u8 **) AllocZeroed(0x920);
+        gUnknown_0203CF08 = (u8 **) AllocZeroed(0x800);
+        ChangeBgX(0, 0, 0);
+        ChangeBgY(0, 0, 0);
+        gTasks[taskId].data[0]++;
+        break;
+    case 2:
+        CpuSet(gUnknown_08617274, gUnknown_0203CF04, 0x490);
+        LoadBgTiles(0, gUnknown_0203CF04, 0x920, 0);
+        gTasks[taskId].data[0]++;
+        break;
+    case 3:
+        SetBgTilemapBuffer(0, gUnknown_0203CF08);
+        CopyToBgTilemapBufferRect_ChangePalette(0, &gUnknown_08617B94, 12, 29, 6, 12, 17);
+        CopyBgTilemapBufferToVram(0);
+        gTasks[taskId].data[0]++;
+        break;
+    case 4:
+        ShowBg(0);
+        gTasks[taskId].data[0]++;
+        break;
+    case 5:
+        sub_81BEB24();
+        gTasks[taskId].data[0]++;
+        break;
+    case 6:
+        gUnknown_0203CF14 = (u16(*)[2]) Alloc(4);
+        zero = 0;
+        (*gUnknown_0203CF14)[0] = 2;
+        (*gUnknown_0203CF14)[1] = zero;
+        CreateTask(sub_81BEBB4, 0xA);
+        DestroyTask(taskId);
+        EnableBothScriptContexts();
+        break;
+    }
+}