Finish fldeff_cut

1 files changed, 173 insertions, 10 deletions

diff --git a/src/fldeff_cut.c b/src/fldeff_cut.c
index d79eec7a4..d7ed12fc1 100644
--- a/src/fldeff_cut.c
+++ b/src/fldeff_cut.c
@@ -1,7 +1,10 @@
 #include "global.h"
 #include "gflib.h"
+#include "event_object_lock.h"
+#include "event_object_movement.h"
 #include "event_scripts.h"
 #include "fieldmap.h"
+#include "field_camera.h"
 #include "field_specials.h"
 #include "fldeff.h"
 #include "field_effect.h"
@@ -10,17 +13,79 @@
 #include "overworld.h"
 #include "party_menu.h"
 #include "script.h"
+#include "trig.h"
 #include "constants/event_objects.h"
+#include "constants/songs.h"
 
-EWRAM_DATA u8 *sCutGrassSpriteArrayPtr = NULL;
-EWRAM_DATA bool8 sScheduleOpenDottedHole = FALSE;
+static EWRAM_DATA u8 *sCutGrassSpriteArrayPtr = NULL;
+static EWRAM_DATA bool8 sScheduleOpenDottedHole = FALSE;
 
-void FieldCallback_CutGrass(void);
-void FieldCallback_CutTree(void);
-void sub_8097A20(void);
-void sub_8097C6C(void);
+static void FieldCallback_CutGrass(void);
+static void FieldCallback_CutTree(void);
+static void sub_8097A20(void);
+static void sub_8097B50(s16 x, s16 y);
+static void objc_8097BA8(struct Sprite * sprite);
+static void objc_8097BBC(struct Sprite * sprite);
+static void sub_8097C18(struct Sprite * sprite);
+static void sub_8097C6C(void);
 
-u8 MetatileAtCoordsIsGrassTile(s16 x, s16 y)
+static const u16 sCutGrassMetatileMapping[][2] = {
+    {0x000d, 0x0001},
+    {0x000a, 0x0013},
+    {0x000b, 0x000e},
+    {0x000c, 0x000f},
+    {0x0352, 0x033e},
+    {0x0300, 0x0310},
+    {0x0301, 0x0311},
+    {0x0302, 0x0312},
+    {0x0284, 0x0281},
+    {0xffff, 0xffff}
+};
+
+static const struct OamData gOamData_83D4128 = {
+    .y = 0,
+    .affineMode = ST_OAM_AFFINE_OFF,
+    .objMode = ST_OAM_OBJ_NORMAL,
+    .mosaic = FALSE,
+    .bpp = ST_OAM_4BPP,
+    .shape = SPRITE_SHAPE(8x8),
+    .x = 0,
+    .matrixNum = 0,
+    .size = SPRITE_SIZE(8x8),
+    .tileNum = 0x001,
+    .priority = 1,
+    .paletteNum = 0x1,
+    .affineParam = 0
+};
+
+static const union AnimCmd gAnimCmd_83D4130[] = {
+    ANIMCMD_FRAME(0, 30),
+    ANIMCMD_JUMP(0)
+};
+
+static const union AnimCmd *const gSpriteAnimTable_83D4138[] = {
+    gAnimCmd_83D4130
+};
+
+static const struct SpriteFrameImage gUnknown_83D413C[] = {
+    {gUnknown_8398648, 0x20}
+};
+
+const struct SpritePalette gUnknown_83D4144[] = {
+    gUnknown_8398688, 4096
+};
+
+static const struct SpriteTemplate sSpriteTemplate_CutGrass = {
+    .tileTag = 0xFFFF,
+    .paletteTag = 4096,
+    .oam = &gOamData_83D4128,
+    .anims = gSpriteAnimTable_83D4138,
+    .images = gUnknown_83D413C,
+    .affineAnims = gDummySpriteAffineAnimTable,
+    .callback = objc_8097BA8
+};
+
+static u8 MetatileAtCoordsIsGrassTile(s16 x, s16 y)
 {
     return TestMetatileAttributeBit(MapGridGetMetatileAttributeAt(x, y, 1), 1);
 }
@@ -72,7 +137,7 @@ bool8 SetUpFieldMove_Cut(void)
     }
 }
 
-void FieldCallback_CutGrass(void)
+static void FieldCallback_CutGrass(void)
 {
     FieldEffectStart(FLDEFF_USE_CUT_ON_GRASS);
     gFieldEffectArguments[0] = GetCursorSelectionMonId();
@@ -86,7 +151,7 @@ bool8 sub_80979A0(void)
     return FALSE;
 }
 
-void FieldCallback_CutTree(void)
+static void FieldCallback_CutTree(void)
 {
     gFieldEffectArguments[0] = GetCursorSelectionMonId();
     ScriptContext1_SetupScript(EventScript_FldEffCut);
@@ -100,7 +165,7 @@ bool8 sub_80979F0(void)
     return FALSE;
 }
 
-void sub_8097A20(void)
+static void sub_8097A20(void)
 {
     FieldEffectActiveListRemove(FLDEFF_USE_CUT_ON_GRASS);
     if (sScheduleOpenDottedHole == TRUE)
@@ -108,3 +173,101 @@ void sub_8097A20(void)
     else
         FieldEffectStart(FLDEFF_CUT_GRASS);
 }
+
+bool8 sub_8097A48(void)
+{
+    u8 i, j;
+    s16 x, y;
+    register s32 neg1 asm("r9");
+    struct MapPosition *pos;
+
+    i = 0;
+    PlaySE(SE_W015);
+    PlayerGetDestCoords(&gPlayerFacingPosition.x, &gPlayerFacingPosition.y);
+
+    for (i = 0, pos = &gPlayerFacingPosition, neg1 = 0xFFFF; i < 3; i++)
+    {
+
+        y = i + neg1 + pos->y;
+        for (j = 0; j < 3; j++)
+        {
+            x = j + neg1 + pos->x;
+            if (MapGridGetZCoordAt(x, y) == pos->height)
+            {
+                if (MetatileAtCoordsIsGrassTile(x, y) == TRUE)
+                {
+                    sub_8097B50(x, y);
+                    sub_805F378(x, y);
+                }
+            }
+        }
+    }
+    DrawWholeMapView();
+    sCutGrassSpriteArrayPtr = Alloc(8);
+    for (i = 0; i < 8; i++)
+    {
+        sCutGrassSpriteArrayPtr[i] = CreateSprite(&sSpriteTemplate_CutGrass, gSprites[gPlayerAvatar.spriteId].oam.x + 8, gSprites[gPlayerAvatar.spriteId].oam.y + 20, 0);
+        gSprites[sCutGrassSpriteArrayPtr[i]].data[2] = i * 32;
+    }
+    return FALSE;
+}
+
+static void sub_8097B50(s16 x, s16 y)
+{
+    u16 i = 0;
+    u16 metatileId = MapGridGetMetatileIdAt(x, y);
+    while (1)
+    {
+        if (sCutGrassMetatileMapping[i][0] == 0xFFFF)
+            return;
+        if (sCutGrassMetatileMapping[i][0] == metatileId)
+        {
+            MapGridSetMetatileIdAt(x, y, sCutGrassMetatileMapping[i][1]);
+            break;
+        }
+        i++;
+    }
+}
+
+static void objc_8097BA8(struct Sprite * sprite)
+{
+    sprite->data[0] = 8;
+    sprite->data[1] = 0;
+    sprite->data[3] = 0;
+    sprite->callback = objc_8097BBC;
+}
+
+static void objc_8097BBC(struct Sprite * sprite)
+{
+    sprite->pos2.x = Sin(sprite->data[2], sprite->data[0]);
+    sprite->pos2.y = Cos(sprite->data[2], sprite->data[0]);
+    sprite->data[2] += 8;
+    sprite->data[2] &= 0xFF;
+    sprite->data[0]++;
+    sprite->data[0] += sprite->data[3] >> 2;
+    sprite->data[3]++;
+    if (sprite->data[1] != 28)
+        sprite->data[1]++;
+    else
+        sprite->callback = sub_8097C18;
+}
+
+static void sub_8097C18(struct Sprite * sprite)
+{
+    u8 i;
+    for (i = 1; i < 8; i++)
+    {
+        DestroySprite(&gSprites[sCutGrassSpriteArrayPtr[i]]);
+    }
+    FieldEffectStop(&gSprites[sCutGrassSpriteArrayPtr[0]], FLDEFF_CUT_GRASS);
+    Free(sCutGrassSpriteArrayPtr);
+    sub_80696C0();
+    ScriptContext2_Disable();
+}
+
+static void sub_8097C6C(void)
+{
+    PlaySE(SE_W015);
+    FieldEffectActiveListRemove(FLDEFF_USE_CUT_ON_TREE);
+    EnableBothScriptContexts();
+}