public LTexture GetTileImage(int x, int y, int layerIndex)
{
TMXLayer layer = layers[layerIndex];
int tileSetIndex = layer.data[x, y, 0];
if ((tileSetIndex >= 0) && (tileSetIndex < tileSets.Count))
{
TMXTileSet tileSet = tileSets[tileSetIndex];
int sheetX = tileSet.GetTileX(layer.data[x, y, 1]);
int sheetY = tileSet.GetTileY(layer.data[x, y, 1]);
return(tileSet.tiles.GetSubImage(sheetX, sheetY));
}
return(null);
}
/// <summary>
/// 渲染当前层画面到LGraphics之上
/// </summary>
///
/// <param name="g"></param>
/// <param name="x"></param>
/// <param name="y"></param>
/// <param name="sx"></param>
/// <param name="sy"></param>
/// <param name="width"></param>
/// <param name="ty"></param>
/// <param name="isLine"></param>
/// <param name="mapTileWidth"></param>
/// <param name="mapTileHeight"></param>
public void Draw(GLEx g, int x, int y, int sx, int sy, int width,
int height, bool isLine, int mapTileWidth, int mapTileHeight)
{
if (width == 0 || height == 0)
{
return;
}
if (lightingOn)
{
GLUtils.SetShadeModelSmooth(GLEx.GL);
}
this.tmxTileSet = null;
this.mapTileSet = null;
for (int tileset = 0; tileset < tmx.GetTileSetCount(); tileset++)
{
keyHashCode = 1;
keyHashCode = LSystem.Unite(keyHashCode, tileset);
keyHashCode = LSystem.Unite(keyHashCode, sx);
keyHashCode = LSystem.Unite(keyHashCode, sy);
keyHashCode = LSystem.Unite(keyHashCode, width);
keyHashCode = LSystem.Unite(keyHashCode, height);
keyHashCode = LSystem.Unite(keyHashCode, mapTileWidth);
keyHashCode = LSystem.Unite(keyHashCode, mapTileHeight);
keyHashCode = LSystem.Unite(keyHashCode, lightingOn);
mapTileSet = (MapTileSet)CollectionUtils.Get(lazyMaps, keyHashCode);
if (!isLightDirty && mapTileSet != null)
{
mapTileSet.cache.x = x;
mapTileSet.cache.y = y;
LTextureBatch.Commit(mapTileSet.texture, mapTileSet.cache);
if (isLine)
{
tmx.Draw(g, x, y, sx, sy, width, height, index);
}
if (lightingOn)
{
GLUtils.SetShadeModelSmooth(GLEx.GL);
}
return;
}
for (int ty = 0; ty < height; ty++)
{
for (int tx = 0; tx < width; tx++)
{
if ((sx + tx < 0) || (sy + ty < 0))
{
continue;
}
if ((sx + tx >= this.width) || (sy + ty >= this.height))
{
continue;
}
if (data[sx + tx, sy + ty, 0] == tileset)
{
if (tmxTileSet == null)
{
tmxTileSet = tmx.GetTileSet(tileset);
tmxTileSet.tiles.GLBegin();
}
int sheetX = tmxTileSet
.GetTileX(data[sx + tx, sy + ty, 1]);
int sheetY = tmxTileSet
.GetTileY(data[sx + tx, sy + ty, 1]);
int tileOffsetY = tmxTileSet.tileHeight - mapTileHeight;
cx = tx * mapTileWidth;
cy = ty * mapTileHeight - tileOffsetY;
if (lightingOn)
{
SetLightColor(cx / mapTileWidth, cy / mapTileHeight);
}
tmxTileSet.tiles
.Draw(g, cx, cy, sheetX, sheetY, colors);
}
}
}
if (tmxTileSet != null)
{
tmxTileSet.tiles.GLEnd();
if (mapTileSet == null)
{
mapTileSet = new TMXLayer.MapTileSet();
}
else
{
mapTileSet.texture = null;
mapTileSet.cache.Dispose();
mapTileSet.cache = null;
}
mapTileSet.texture = tmxTileSet.tiles.GetTarget();
mapTileSet.cache = tmxTileSet.tiles.NewCache();
mapTileSet.cache.x = x;
mapTileSet.cache.y = y;
CollectionUtils.Put(lazyMaps, keyHashCode, mapTileSet);
if (lightingOn)
{
GLUtils.SetShadeModelFlat(GLEx.GL);
}
if (isLine)
{
tmx.Draw(g, x, y, sx, sy, width, height, index);
}
isLightDirty = false;
tmxTileSet = null;
}
}
}
/// <summary>
/// 渲染当前层画面到LGraphics之上
/// </summary>
///
/// <param name="g"></param>
/// <param name="x"></param>
/// <param name="y"></param>
/// <param name="sx"></param>
/// <param name="sy"></param>
/// <param name="width0"></param>
/// <param name="ty"></param>
/// <param name="isLine"></param>
/// <param name="mapTileWidth"></param>
/// <param name="mapTileHeight"></param>
public void Draw(GLEx g, int x, int y, int sx, int sy, int width0,
int height0, bool isLine, int mapTileWidth, int mapTileHeight)
{
if (width0 == 0 || height0 == 0)
{
return;
}
if (lightingOn)
{
}
this.tmxTileSet = null;
for (int tileset = 0; tileset < tmx.GetTileSetCount(); tileset++)
{
for (int ty = 0; ty < height0; ty++)
{
for (int tx = 0; tx < width0; tx++)
{
if ((sx + tx < 0) || (sy + ty < 0))
{
continue;
}
if ((sx + tx >= this.width) || (sy + ty >= this.height))
{
continue;
}
if (data[sx + tx, sy + ty, 0] == tileset)
{
if (tmxTileSet == null)
{
tmxTileSet = tmx.GetTileSet(tileset);
tmxTileSet.tiles.GLBegin();
}
int sheetX = tmxTileSet
.GetTileX(data[sx + tx, sy + ty, 1]);
int sheetY = tmxTileSet
.GetTileY(data[sx + tx, sy + ty, 1]);
int tileOffsetY = tmxTileSet.tileHeight - mapTileHeight;
cx = tx * mapTileWidth;
cy = ty * mapTileHeight - tileOffsetY;
if (lightingOn)
{
SetLightColor(cx / mapTileWidth, cy / mapTileHeight);
}
tmxTileSet.tiles
.Draw(g, cx, cy, sheetX, sheetY);
}
}
}
if (tmxTileSet != null)
{
tmxTileSet.tiles.GLEnd();
if (lightingOn)
{
}
if (isLine)
{
tmx.Draw(g, x, y, sx, sy, width0, height0, index);
}
isLightDirty = false;
tmxTileSet = null;
}
}
}