| 137 | } |
| 138 | |
| 139 | void CLayers::InitTilemapSkip() |
| 140 | { |
| 141 | for(int GroupIndex = 0; GroupIndex < NumGroups(); GroupIndex++) |
| 142 | { |
| 143 | const CMapItemGroup *pGroup = GetGroup(GroupIndex); |
| 144 | for(int LayerIndex = 0; LayerIndex < pGroup->m_NumLayers; LayerIndex++) |
| 145 | { |
| 146 | const CMapItemLayer *pLayer = GetLayer(pGroup->m_StartLayer + LayerIndex); |
| 147 | if(pLayer->m_Type != LAYERTYPE_TILES) |
| 148 | continue; |
| 149 | |
| 150 | const CMapItemLayerTilemap *pTilemap = reinterpret_cast<const CMapItemLayerTilemap *>(pLayer); |
| 151 | CTile *pTiles = static_cast<CTile *>(m_pMap->GetData(pTilemap->m_Data)); |
| 152 | for(int y = 0; y < pTilemap->m_Height; y++) |
| 153 | { |
| 154 | for(int x = 1; x < pTilemap->m_Width;) |
| 155 | { |
| 156 | int SkippedX; |
| 157 | for(SkippedX = 1; x + SkippedX < pTilemap->m_Width && SkippedX < 255; SkippedX++) |
| 158 | { |
| 159 | if(pTiles[y * pTilemap->m_Width + x + SkippedX].m_Index) |
| 160 | break; |
| 161 | } |
| 162 | |
| 163 | pTiles[y * pTilemap->m_Width + x].m_Skip = SkippedX - 1; |
| 164 | x += SkippedX; |
| 165 | } |
| 166 | } |
| 167 | } |
| 168 | } |
| 169 | } |
| 170 | |
| 171 | CMapItemGroup *CLayers::GetGroup(int Index) const |
| 172 | { |