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Review roof_fill_on

This commit is contained in:
Alexander Batalov 2022-12-20 15:01:57 +03:00
parent feb3821565
commit ce351988b5
1 changed files with 20 additions and 25 deletions
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45
src/tile.cc
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@ -51,7 +51,7 @@ typedef struct STRUCT_51DB48 {
static void tileSetBorder(int windowWidth, int windowHeight, int hexGridWidth, int hexGridHeight); static void tileSetBorder(int windowWidth, int windowHeight, int hexGridWidth, int hexGridHeight);
static void tileRefreshMapper(Rect* rect, int elevation); static void tileRefreshMapper(Rect* rect, int elevation);
static void tileRefreshGame(Rect* rect, int elevation); static void tileRefreshGame(Rect* rect, int elevation);
static void _roof_fill_on(int x, int y, 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 sub_4B23DC(int x, int y, int elevation);
static void tileRenderRoof(int fid, int x, int y, Rect* rect, int light); 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 _draw_grid(int tile, int elevation, Rect* rect);
@ -1241,32 +1241,27 @@ void tileRenderRoofsInRect(Rect* rect, int elevation)
} }
// 0x4B22D0 // 0x4B22D0
static void _roof_fill_on(int a1, int a2, int elevation) static void roof_fill_on(int x, int y, int elevation)
{ {
while ((a1 >= 0 && a1 < gSquareGridWidth) && (a2 >= 0 && a2 < gSquareGridHeight)) { if (x >= 0 && x < gSquareGridWidth && y >= 0 && y < gSquareGridHeight) {
int squareTile = gSquareGridWidth * a2 + a1; int squareTileIndex = gSquareGridWidth * y + x;
int value = gTileSquares[elevation]->field_0[squareTile]; int squareTile = gTileSquares[elevation]->field_0[squareTileIndex];
int upper = (value >> 16) & 0xFFFF; int roof = (squareTile >> 16) & 0xFFFF;
int id = upper & 0xFFF; int id = roof & 0xFFF;
if (buildFid(OBJ_TYPE_TILE, id, 0, 0, 0) == buildFid(OBJ_TYPE_TILE, 1, 0, 0, 0)) { if (buildFid(OBJ_TYPE_TILE, id, 0, 0, 0) != buildFid(OBJ_TYPE_TILE, 1, 0, 0, 0)) {
break; int flag = (roof & 0xF000) >> 12;
if ((flag & 0x01) != 0) {
flag &= ~0x01;
gTileSquares[elevation]->field_0[squareTileIndex] = (squareTile & 0xFFFF) | (((flag << 12) | id) << 16);
roof_fill_on(x - 1, y, elevation);
roof_fill_on(x + 1, y, elevation);
roof_fill_on(x, y - 1, elevation);
roof_fill_on(x, y + 1, elevation);
}
} }
int flag = (upper & 0xF000) >> 12;
if ((flag & 0x01) == 0) {
break;
}
flag &= ~0x01;
gTileSquares[elevation]->field_0[squareTile] = (value & 0xFFFF) | (((flag << 12) | id) << 16);
_roof_fill_on(a1 - 1, a2, elevation);
_roof_fill_on(a1 + 1, a2, elevation);
_roof_fill_on(a1, a2 - 1, elevation);
a2++;
} }
} }
@ -1274,7 +1269,7 @@ static void _roof_fill_on(int a1, int a2, int elevation)
void _tile_fill_roof(int a1, int a2, int elevation, int a4) void _tile_fill_roof(int a1, int a2, int elevation, int a4)
{ {
if (a4) { if (a4) {
_roof_fill_on(a1, a2, elevation); roof_fill_on(a1, a2, elevation);
} else { } else {
sub_4B23DC(a1, a2, elevation); sub_4B23DC(a1, a2, elevation);
} }