/**
* 获得当前游戏屏幕截图
*
* @param x
* @param y
* @param width
* @param height
* @return
*/
public static synchronized LImage toScreenCaptureImage(int x, int y, int width, int height) {
if (GLEx.gl10 == null) {
return null;
}
if (width < 0) {
width = 1;
}
if (height < 0) {
height = 1;
}
if (x < 0 || x > width) {
x = 0;
}
if (y < 0 || y > height) {
y = 0;
}
int hashCode = 1;
hashCode = LSystem.unite(hashCode, x);
hashCode = LSystem.unite(hashCode, y);
hashCode = LSystem.unite(hashCode, width);
hashCode = LSystem.unite(hashCode, height);
if (screenCache.size() > LSystem.DEFAULT_MAX_CACHE_SIZE / 10) {
for (ScreenCache sc : screenCache.values()) {
sc.dispose();
sc = null;
}
screenCache.clear();
}
ScreenCache cache = screenCache.get(hashCode);
if (cache == null) {
cache = new ScreenCache(x, y, width, height);
} else {
cache.reset();
}
screenCache.put(hashCode, cache);
cache.commit();
for (; cache.commit == null; ) {
try {
Thread.yield();
} catch (Exception e) {
}
}
return cache.commit;
}
