好的,我正在尝试将我的 fps 提高到 60,但现在它在 20 左右。我可以对这段代码做些什么来加快它的速度?注意:这是使用 sfml 的 c++。
App.Clear();
for(int x = 0; x < lv.width; x++){
for(int y = 0; y < lv.height; y++){
int tileXCoord = 0;
int tileYCoord = 0;
int tileSheetWidth = tilemapImage.GetWidth() / lv.tileSize;
if (lv.tile[x][y] != 0)
{
tileXCoord = lv.tile[x][y] % tileSheetWidth;
tileYCoord = lv.tile[x][y] / tileSheetWidth;
}
tilemap.SetSubRect(sf::IntRect(tileXCoord * lv.tileSize, tileYCoord * lv.tileSize, (tileXCoord * lv.tileSize) + lv.tileSize, (tileYCoord * lv.tileSize) + lv.tileSize));
tilemap.SetPosition(x * lv.tileSize, y * lv.tileSize);
App.Draw(tilemap);
}
}
playerSprite.SetSubRect(sf::IntRect(player.width * player.frame, player.height * player.state,
(player.width * player.frame) + player.width, (player.height * player.state) + player.height));
playerSprite.SetPosition(player.x, player.y);
App.Draw(playerSprite);
if(player.walking){
if(player.frameDelay >= 0)
player.frameDelay--;
if(player.frameDelay <= 0){
player.frame++;
player.frameDelay = 10;
if(player.frame >= 4)
player.frame = 0;
}
}
for(int x = 0; x < lv.width; x++){
for(int y = 0; y < lv.height; y++){
int tileXCoord = 0;
int tileYCoord = 0;
int tileSheetWidth = tilemapImage.GetWidth() / lv.tileSize;
if (lv.ftile[x][y] != 0)
{
tileXCoord = lv.ftile[x][y] % tileSheetWidth;
tileYCoord = lv.ftile[x][y] / tileSheetWidth;
}
tilemap.SetSubRect(sf::IntRect(tileXCoord * lv.tileSize, tileYCoord * lv.tileSize, (tileXCoord * lv.tileSize) + lv.tileSize, (tileYCoord * lv.tileSize) + lv.tileSize));
tilemap.SetPosition(x * lv.tileSize, y * lv.tileSize);
App.Draw(tilemap);
}
}
App.Display();