public static Icon Load(RenderContext renderContext, IconPathPattern pathPattern)
{
ContentManager content = renderContext.Content;
ResourceFactory rf = renderContext.ResourceFactory;
Texture? texture = null;
CommandList cl = renderContext.RentCommandList();
cl.Begin();
uint layer = 0;
foreach (string path in pathPattern.EnumeratePaths())
{
Texture staging = content.LoadTexture(path, staging: true);
texture ??= rf.CreateTexture(TextureDescription.Texture2D(
staging.Width, staging.Height,
mipLevels: 1, arrayLayers: pathPattern.IconCount,
staging.Format, TextureUsage.Sampled
));
cl.CopyTexture(
staging,
srcX: 0, srcY: 0, srcZ: 0,
srcMipLevel: 0, srcBaseArrayLayer: 0,
texture,
dstX: 0, dstY: 0, dstZ: 0,
dstMipLevel: 0, layer++,
texture.Width, texture.Height,
depth: 1, layerCount: 1
);
}
cl.End();
renderContext.GraphicsDevice.SubmitCommands(cl);
renderContext.ReturnCommandList(cl);
Debug.Assert(texture is not null);
return(new Icon(texture));
}
public IconPathEnumerable(IconPathPattern pattern)
{
_pattern = pattern;
_i = 1;
Current = string.Empty;
}