void InitWhiteSprite()
{
var env = World.TinyEnvironment();
var mgr = EntityManager;
if (env.whiteSpriteEntity == Entity.Null)
{
env.whiteSpriteEntity = mgr.CreateEntity();
}
var e = env.whiteSpriteEntity;
if (mgr.HasComponent <Sprite2D>(e))
{
return;
}
Image2D im = new Image2D();
mgr.AddComponentData(e, im);
Image2DAlphaMask mask = new Image2DAlphaMask();
mask.threshold = .5f;
mgr.AddComponentData(e, mask);
Image2DLoadFromFile ftrigger = new Image2DLoadFromFile();
mgr.AddComponentData(e, ftrigger);
mgr.AddBufferFromString <Image2DLoadFromFileImageFile>(e, "::white1x1");
Sprite2D sp = new Sprite2D();
sp.image = e;
sp.pivot = new float2(.5f, .5f);
sp.imageRegion = new Rect {
x = 0.0f, y = 0.0f, width = 1.0f, height = 1.0f
};
sp.pixelsToWorldUnits = 1f;
mgr.AddComponentData(e, sp);
}
bool VerifyImageForSprite(Entity e, ref Sprite2D sprite, out Image2D image)
{
var mgr = EntityManager;
// verify image
if (sprite.image == Entity.Null) // fixup invalid ref to point to self
{
sprite.image = e;
}
if (!mgr.Exists(sprite.image) || !cachedGetImage2D.Exists(sprite.image))
{
var env = World.TinyEnvironment();
sprite.image = env.whiteSpriteEntity;
}
image = cachedGetImage2D[sprite.image];
if (image.status != ImageStatus.Loaded)
{
return(false);
}
// TODO: add back in all the debug only checks
return(true);
}