/**
* Renders specific layers between the given Tiled world coordinates.
*
* @param x The x coordinate to start drawing (in pixels)
* @param y the y coordinate to start drawing (in pixels)
* @param width the width of the tiles to draw (in pixels)
* @param height the width of the tiles to draw (in pixels)
* @param layers The list of layers to draw, 0 being the lowest layer. You will get an
* IndexOutOfBoundsException if a layer number is too high.
*/
public void render(float x, float y, int width, int height, int[] layers) {
lastRow = (int) ((mapHeightPixels - (y - height + overdrawY)) / (tilesPerBlockY * tileHeight));
initialRow = (int) ((mapHeightPixels - (y - overdrawY)) / (tilesPerBlockY * tileHeight));
initialRow = (initialRow > 0) ? initialRow : 0; // Clamp initial Row > 0
initialCol = (int) ((x - overdrawX) / (tilesPerBlockX * tileWidth));
initialCol = (initialCol > 0) ? initialCol : 0; // Clamp initial Col > 0
lastCol = (int) ((x + width + overdrawX) / (tilesPerBlockX * tileWidth));
Gdx.gl.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
cache.begin();
for (currentLayer = 0; currentLayer < layers.length; currentLayer++) {
for (currentRow = initialRow;
currentRow <= lastRow && currentRow < getLayerHeightInBlocks(currentLayer);
currentRow++) {
for (currentCol = initialCol;
currentCol <= lastCol && currentCol < getLayerWidthInBlocks(currentLayer, currentRow);
currentCol++) {
Gdx.gl.glDisable(GL10.GL_BLEND);
cache.draw(normalCacheId[layers[currentLayer]][currentRow][currentCol]);
Gdx.gl.glEnable(GL10.GL_BLEND);
cache.draw(blendedCacheId[layers[currentLayer]][currentRow][currentCol]);
}
}
}
cache.end();
Gdx.gl.glDisable(GL10.GL_BLEND);
}
private void renderScene() {
Gdx.gl.glClear(GL10.GL_COLOR_BUFFER_BIT);
backCache.begin();
backCache.draw(backCacheId);
backCache.end();
Matrix4 mviewmx = scroller.cam.view;
world.render(mviewmx);
renderPlayer(mviewmx);
renderTextOverlay();
}
/**
* Renders specific layers between the given bounding box in map units.
*
* @param x The x coordinate to start drawing
* @param y the y coordinate to start drawing
* @param width the width of the tiles to draw
* @param height the width of the tiles to draw
* @param layers The list of layers to draw, 0 being the lowest layer. You will get an
* IndexOutOfBoundsException if a layer number is too high.
*/
public void render(float x, float y, float width, float height, int[] layers) {
lastRow = (int) ((mapHeightUnits - (y - height + overdrawY)) / (unitsPerBlockY));
initialRow = (int) ((mapHeightUnits - (y - overdrawY)) / (unitsPerBlockY));
initialRow = (initialRow > 0) ? initialRow : 0; // Clamp initial Row > 0
lastCol = (int) ((x + width + overdrawX) / (unitsPerBlockX));
initialCol = (int) ((x - overdrawX) / (unitsPerBlockX));
initialCol = (initialCol > 0) ? initialCol : 0; // Clamp initial Col > 0
Gdx.gl.glBlendFunc(GL11.GL_SRC_ALPHA, GL11.GL_ONE_MINUS_SRC_ALPHA);
cache.begin();
if (isSimpleTileAtlas) {
// Without this special case the top left corner doesn't work properly on mutilayered maps
Gdx.gl.glEnable(GL10.GL_BLEND);
for (currentLayer = 0; currentLayer < layers.length; currentLayer++) {
for (currentRow = initialRow;
currentRow <= lastRow && currentRow < getLayerHeightInBlocks(currentLayer);
currentRow++) {
for (currentCol = initialCol;
currentCol <= lastCol && currentCol < getLayerWidthInBlocks(currentLayer, currentRow);
currentCol++) {
cache.draw(blendedCacheId[layers[currentLayer]][currentRow][currentCol]);
}
}
}
} else {
for (currentLayer = 0; currentLayer < layers.length; currentLayer++) {
for (currentRow = initialRow;
currentRow <= lastRow && currentRow < getLayerHeightInBlocks(currentLayer);
currentRow++) {
for (currentCol = initialCol;
currentCol <= lastCol && currentCol < getLayerWidthInBlocks(currentLayer, currentRow);
currentCol++) {
Gdx.gl.glDisable(GL10.GL_BLEND);
cache.draw(normalCacheId[layers[currentLayer]][currentRow][currentCol]);
Gdx.gl.glEnable(GL10.GL_BLEND);
cache.draw(blendedCacheId[layers[currentLayer]][currentRow][currentCol]);
}
}
}
}
cache.end();
Gdx.gl.glDisable(GL10.GL_BLEND);
}
/** Dibuja en pantalla, lo que se cargo previamente en el metodo cargar, de esta clase. */
public void Render() {
GL10 gl = Gdx.gl10;
gl.glClear(GL10.GL_COLOR_BUFFER_BIT);
gl.glEnable(GL10.GL_BLEND);
gl.glBlendFunc(GL10.GL_SRC_ALPHA, GL10.GL_ONE_MINUS_SRC_ALPHA);
for (int i = 0; i < LAYERS; i++) {
SpriteCache cache = caches[i];
cache.setProjectionMatrix(cam.combined);
cache.begin();
for (int j = 0; j < TILES_PER_LAYER; j += BLOCK_TILES) {
cache.draw(layers[i], j, BLOCK_TILES);
}
cache.end();
}
if (System.nanoTime() - startTime >= 1000000000) {
// Gdx.app.log("TileTest", "fps: " + Gdx.graphics.getFramesPerSecond());
startTime = System.nanoTime();
}
}
