public void FasterCached()
{
var stopwatch = new Stopwatch();
var spriteMapper = new SpriteMapper(WorldObjects.Blocks.BlockTypes.Dirt, SAMPLE_TEXTURE);
stopwatch.Start();
for (var x = -160; x < 160; x++)
{
for (var y = -160; y < 160; y++)
{
var pixelPositionX = (x * 64) % SAMPLE_TEXTURE.width;
var pixelPositionY = (y * 64) % SAMPLE_TEXTURE.height;
var pixelPosition = new Vector2(pixelPositionX, pixelPositionY);
Sprite.Create(SAMPLE_TEXTURE, new Rect(pixelPosition, SPRITE_SIZE), SPRITE_ANCHOR, 64);
}
}
stopwatch.Stop();
var uncachedTime = stopwatch.Elapsed;
stopwatch.Reset();
stopwatch.Start();
for (var x = -160; x < 160; x++)
{
for (var y = -160; y < 160; y++)
{
spriteMapper.Fetch(new IntVector2(x, y));
}
}
stopwatch.Stop();
var mapperCachedTime = stopwatch.Elapsed;
Assert.LessOrEqual(mapperCachedTime, uncachedTime);
_log.Info($"Raw Time : {uncachedTime}, Cached Time: {mapperCachedTime}.");
}
public void NotSlowerUncachedTest()
{
var stopwatch = new Stopwatch();
var spriteMapper = new SpriteMapper(WorldObjects.Blocks.BlockTypes.Dirt, SAMPLE_TEXTURE);
stopwatch.Start();
for (var x = -16; x < 16; x++)
{
for (var y = -16; y < 16; y++)
{
var pixelPositionX = (x * 64) % SAMPLE_TEXTURE.width;
var pixelPositionY = (y * 64) % SAMPLE_TEXTURE.height;
var pixelPosition = new Vector2(pixelPositionX, pixelPositionY);
Sprite.Create(SAMPLE_TEXTURE, new Rect(pixelPosition, SPRITE_SIZE), SPRITE_ANCHOR, 64);
}
}
stopwatch.Stop();
var rawUncachedTime = stopwatch.Elapsed;
stopwatch.Reset();
stopwatch.Start();
for (var x = -16; x < 16; x++)
{
for (var y = -16; y < 16; y++)
{
spriteMapper.Fetch(new IntVector2(x, y));
}
}
stopwatch.Stop();
var mapperUncachedTime = stopwatch.Elapsed;
Assert.LessOrEqual((mapperUncachedTime - rawUncachedTime).TotalSeconds, 3);
}