public void Update(GraphicsDevice Device)
{
if (!CompositeValid)
{
CompositeValid = true;
Layers.Sort((a, b) => a.Layer.Precedence - b.Layer.Precedence);
// Render the composite texture
var maxSize = new Point(0, 0);
foreach (var layer in Layers)
{
maxSize.X = Math.Max(layer.Layer.CachedTexture.Width, maxSize.X);
maxSize.Y = Math.Max(layer.Layer.CachedTexture.Height, maxSize.Y);
}
if (maxSize.X == 0 || maxSize.Y == 0)
{
return;
}
if (MemoryComposite == null || MemoryComposite.Width != maxSize.X || MemoryComposite.Height != maxSize.Y)
{
MemoryComposite = new MemoryTexture(maxSize.X, maxSize.Y);
}
TextureTool.ClearMemoryTexture(MemoryComposite);
foreach (var layer in Layers)
{
TextureTool.Blit(layer.Layer.CachedTexture, layer.Palette.CachedPalette, MemoryComposite);
}
Composite = TextureTool.Texture2DFromMemoryTexture(Device, MemoryComposite);
}
}
public override void Construct()
{
Root.RegisterForUpdate(this);
base.Construct();
this.OnUpdate = (sender, time) =>
{
if (Hidden || Transparent)
{
return;
}
if (IsAnyParentHidden())
{
return;
}
if (Sprite == null)
{
return;
}
var texture = Sprite.GetCompositeTexture();
if (texture != null)
{
var sheet = new SpriteSheet(texture, 48, 40);
var frame = AnimationPlayer.GetCurrentAnimation().Frames[AnimationPlayer.CurrentFrame];
if (DynamicAtlasEntry == null)
{
var tex = new Texture2D(Root.RenderData.Device, 48, 40);
DynamicAtlasEntry = Root.SpriteAtlas.AddDynamicSheet(null,
new TileSheetDefinition
{
TileHeight = 40,
TileWidth = 48,
RepeatWhenUsedAsBorder = false,
Type = TileSheetType.TileSheet
},
tex);
}
var memTex = TextureTool.MemoryTextureFromTexture2D(texture, new Rectangle(frame.X * 48, frame.Y * 40, 48, 40));
DynamicAtlasEntry.ReplaceTexture(TextureTool.Texture2DFromMemoryTexture(Root.RenderData.Device, memTex));
}
this.Invalidate();
};
this.OnClose = (sender) =>
{
if (DynamicAtlasEntry != null)
{
DynamicAtlasEntry.Discard();
}
};
}
public static void ProcessImage(MemoryTexture MemTex, String Filename, GraphicsDevice Device)
{
var palette = TextureTool.OptimizedPaletteFromMemoryTexture(MemTex);
palette.Sort((a, b) => (a.R + a.G + a.B) - (b.R + b.G + b.B));
for (var r = 0; r < MemTex.Height; ++r)
{
for (var c = 0; c < MemTex.Width; ++c)
{
var index = MemTex.Index(c, r);
var color = MemTex.Data[index];
var paletteIndex = palette.IndexOf(color);
MemTex.Data[index] = new Color(32 * paletteIndex, 32 * paletteIndex, 32 * paletteIndex);
}
}
for (var c = 0; c < palette.Count; ++c)
{
MemTex.Data[MemTex.Index(c, 0)] = palette[c];
}
TextureTool.Texture2DFromMemoryTexture(Device, MemTex).SaveAsPng(System.IO.File.OpenWrite(Filename), MemTex.Width, MemTex.Height);
}