Review roof_fill_off

This commit is contained in:
Alexander Batalov 2022-12-20 15:09:01 +03:00
parent ce351988b5
commit 9599d63f45
1 changed files with 20 additions and 25 deletions

View File

@ -52,7 +52,7 @@ static void tileSetBorder(int windowWidth, int windowHeight, int hexGridWidth, i
static void tileRefreshMapper(Rect* rect, int elevation);
static void tileRefreshGame(Rect* rect, int elevation);
static void roof_fill_on(int x, int y, int elevation);
static void sub_4B23DC(int x, int y, int elevation);
static void roof_fill_off(int x, int y, int elevation);
static void tileRenderRoof(int fid, int x, int y, Rect* rect, int light);
static void _draw_grid(int tile, int elevation, Rect* rect);
static void tileRenderFloor(int fid, int x, int y, Rect* rect);
@ -1271,37 +1271,32 @@ void _tile_fill_roof(int a1, int a2, int elevation, int a4)
if (a4) {
roof_fill_on(a1, a2, elevation);
} else {
sub_4B23DC(a1, a2, elevation);
roof_fill_off(a1, a2, elevation);
}
}
// 0x4B23DC
static void sub_4B23DC(int a1, int a2, int elevation)
static void roof_fill_off(int x, int y, int elevation)
{
while ((a1 >= 0 && a1 < gSquareGridWidth) && (a2 >= 0 && a2 < gSquareGridHeight)) {
int squareTile = gSquareGridWidth * a2 + a1;
int value = gTileSquares[elevation]->field_0[squareTile];
int upper = (value >> 16) & 0xFFFF;
if (x >= 0 && x < gSquareGridWidth && y >= 0 && y < gSquareGridHeight) {
int squareTileIndex = gSquareGridWidth * y + x;
int squareTile = gTileSquares[elevation]->field_0[squareTileIndex];
int roof = (squareTile >> 16) & 0xFFFF;
int id = upper & 0xFFF;
if (buildFid(OBJ_TYPE_TILE, id, 0, 0, 0) == buildFid(OBJ_TYPE_TILE, 1, 0, 0, 0)) {
break;
int id = roof & 0xFFF;
if (buildFid(OBJ_TYPE_TILE, id, 0, 0, 0) != buildFid(OBJ_TYPE_TILE, 1, 0, 0, 0)) {
int flag = (roof & 0xF000) >> 12;
if ((flag & 0x03) == 0) {
flag |= 0x01;
gTileSquares[elevation]->field_0[squareTileIndex] = (squareTile & 0xFFFF) | (((flag << 12) | id) << 16);
roof_fill_off(x - 1, y, elevation);
roof_fill_off(x + 1, y, elevation);
roof_fill_off(x, y - 1, elevation);
roof_fill_off(x, y + 1, elevation);
}
}
int flag = (upper & 0xF000) >> 12;
if ((flag & 0x03) != 0) {
break;
}
flag |= 0x01;
gTileSquares[elevation]->field_0[squareTile] = (value & 0xFFFF) | (((flag << 12) | id) << 16);
sub_4B23DC(a1 - 1, a2, elevation);
sub_4B23DC(a1 + 1, a2, elevation);
sub_4B23DC(a1, a2 - 1, elevation);
a2++;
}
}