void Map_ReadHL( IDataStream *in, CPtrArray *map ){
g_WadList = NULL;
g_TextureNameCache = NULL;
g_MapVersion = MAPVERSION_HL;
Map_Read( in,map );
FreeGSList( g_TextureNameCache );
FreeGSList( g_WadList );
}
void Map_UpdateAllTiles()
{
int cameraTileX = PIXEL_TO_MAP_TILE(Camera_Position.x);
int cameraTileY = PIXEL_TO_MAP_TILE(Camera_Position.y);
Map_ScrollX = cameraTileX;
Map_ScrollY = cameraTileY;
Map_ScrollXOffset = Map_ScrollX % MAP_TILE_SCROLL_WRAP_X;
Map_ScrollYOffset = Map_ScrollY % MAP_TILE_SCROLL_WRAP_Y;
int vramY = Map_ScrollYOffset * 2;
for(int row = 0; row < MAP_TILE_SCROLL_WRAP_Y; row++)
{
Map_Read(0, cameraTileX, cameraTileY + row, MapRead_Horizontal);
int vramX = Map_ScrollXOffset * 2;
for(int column = 0; column < MAP_TILE_SCROLL_WRAP_X; column++)
{
uint8_t tile = 4 * Map_ReadBuffer[column];
SetTile(vramX, vramY, tile + 0);
SetTile(vramX + 1, vramY, tile + 1);
SetTile(vramX, vramY + 1, tile + 2);
SetTile(vramX + 1, vramY + 1, tile + 3);
vramX += 2;
if(vramX >= VRAM_SCROLL_WRAP_X)
vramX = 0;
}
vramY += 2;
if(vramY >= VRAM_SCROLL_WRAP_Y)
vramY = 0;
}
}
void Map_UpdateSliceHorizontal(int offsetY)
{
Map_Read(0, Map_ScrollX, Map_ScrollY + offsetY, MapRead_Horizontal);
int vramX = Map_ScrollXOffset * 2;
int vramY = (Map_ScrollYOffset + offsetY) * 2;
while(vramY >= VRAM_SCROLL_WRAP_Y)
vramY -= VRAM_SCROLL_WRAP_Y;
for(int i = 0; i < MAP_TILE_SCROLL_WRAP_X; i++)
{
uint8_t tile = 4 * Map_ReadBuffer[i];
SetTile(vramX, vramY, tile + 0);
SetTile(vramX + 1, vramY, tile + 1);
SetTile(vramX, vramY + 1, tile + 2);
SetTile(vramX + 1, vramY + 1, tile + 3);
vramX += 2;
if(vramX == VRAM_SCROLL_WRAP_X)
vramX = 0;
}
}
void Map_UpdateSliceVertical(int offsetX)
{
Map_Read(0, Map_ScrollX + offsetX, Map_ScrollY, MapRead_Vertical);
int vramX = (Map_ScrollXOffset + offsetX) * 2;
int vramY = Map_ScrollYOffset * 2;
while(vramX >= VRAM_SCROLL_WRAP_X)
vramX -= VRAM_SCROLL_WRAP_X;
for(int i = 0; i < MAP_TILE_SCROLL_WRAP_Y; i++)
{
uint8_t tile = 4 * Map_ReadBuffer[i];
SetTile(vramX, vramY, tile + 0);
SetTile(vramX + 1, vramY, tile + 1);
SetTile(vramX, vramY + 1, tile + 2);
SetTile(vramX + 1, vramY + 1, tile + 3);
vramY += 2;
if(vramY == VRAM_SCROLL_WRAP_Y)
vramY = 0;
}
}
void Map_ReadQ2( IDataStream *in, CPtrArray *map ){
g_MapVersion = MAPVERSION_Q2;
Map_Read( in,map );
}
