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Fix viewport map mode bridges/tunnels not appearing dotted at high zoom

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Jonathan G Rennison
2022-07-14 23:06:15 +01:00
parent 9be7fef875
commit cd4a9fba68
1 changed files with 2 additions and 0 deletions
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src/viewport.cpp
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@@ -3281,7 +3281,9 @@ static void ViewportMapDrawBridgeTunnel(Viewport * const vp, const TunnelBridgeT
} }
TileIndexDiff delta = TileOffsByDiagDir(GetTunnelBridgeDirection(tile)); TileIndexDiff delta = TileOffsByDiagDir(GetTunnelBridgeDirection(tile));
uint zoom_mask = (1 << (vp->zoom - ZOOM_LVL_DRAW_MAP)) - 1;
for (tile += delta; tile != tbtm->to_tile; tile += delta) { // For each tile for (tile += delta; tile != tbtm->to_tile; tile += delta) { // For each tile
if (zoom_mask != 0 && ((TileX(tile) ^ TileY(tile)) & zoom_mask)) continue;
const Point pt = RemapCoords(TileX(tile) * TILE_SIZE, TileY(tile) * TILE_SIZE, z); const Point pt = RemapCoords(TileX(tile) * TILE_SIZE, TileY(tile) * TILE_SIZE, z);
const int x = UnScaleByZoomLower(pt.x - _vd.dpi.left, _vd.dpi.zoom); const int x = UnScaleByZoomLower(pt.x - _vd.dpi.left, _vd.dpi.zoom);
if (IsInsideMM(x, 0, w)) { if (IsInsideMM(x, 0, w)) {