private void update() {
if (subImages != null) {
return;
}
target.loadTexture();
int tilesAcross = ((width - (margin * 2) - tw) / (tw + spacing)) + 1;
int tilesDown = ((height - (margin * 2) - th) / (th + spacing)) + 1;
if ((height - th) % (th + spacing) != 0) {
tilesDown++;
}
subImages = new LTexture[tilesAcross][tilesDown];
for (int x = 0; x < tilesAcross; x++) {
for (int y = 0; y < tilesDown; y++) {
subImages[x][y] = getImage(x, y);
}
}
}
public synchronized void update() {
if (isClose) {
return;
}
if (texture == null) {
texture = new LTexture(width, height, hasAlpha);
}
if (!texture.isLoaded()) {
texture.loadTexture();
GLEx.gl10.glBindTexture(GL.GL_TEXTURE_2D, texture.getTextureID());
GLEx.gl10.glTexSubImage2D(
GL.GL_TEXTURE_2D, 0, 0, 0, width, height, GL.GL_RGBA, GL.GL_UNSIGNED_BYTE, buffer);
GLEx.gl10.glBindTexture(GL.GL_TEXTURE_2D, 0);
} else {
if (isUpdate) {
GLEx.gl10.glBindTexture(GL.GL_TEXTURE_2D, texture.getTextureID());
GLEx.gl10.glTexSubImage2D(
GL.GL_TEXTURE_2D, 0, 0, 0, width, height, GL.GL_RGBA, GL.GL_UNSIGNED_BYTE, buffer);
GLEx.gl10.glBindTexture(GL.GL_TEXTURE_2D, 0);
isUpdate = false;
}
}
}