据说是绘制bimap最快的方法

outputBitmapData.lock(); for(y = 0; y < STAGE_HEIGHT; ++y) {   for(x = 0; x < STAGE_WIDTH; ++x)   {     r = (t*100 + 255 * x / STAGE_WIDTH)%255;     g = 180;     b = 180;       outputBitmapData.setPixel(x, y, (r<<16) + (g<<8) + b);   } } outputBitmapData.unlock();

转载于:https://www.cnblogs.com/vilyLei/articles/1446210.html