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Implement full canvas compositing and redraw only on state change

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Stone_Red
2026-06-08 13:03:44 +02:00
parent 2ba87a113d
commit 930a0f6a5d
5 changed files with 139 additions and 43 deletions
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Kernel.cs
+6 -11
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@@ -85,17 +85,6 @@ public class Kernel : Sys.Kernel
Point pointerPosition = new(Sys.Mouse.MouseManager.X, Sys.Mouse.MouseManager.Y);
bool leftButtonDown = Sys.Mouse.MouseManager.LeftButton;
// Draw Cursor
if (pointerPosition.X != lastPointerPosition.X || pointerPosition.Y != lastPointerPosition.Y)
{
Canvas canvas = FullScreenCanvas.GetFullScreenCanvas();
canvas.DrawFilledCircle(Color.White, pointerPosition.X, pointerPosition.Y, 5);
canvas.Display();
}
lastPointerPosition = pointerPosition;
if (leftButtonDown && !wasLeftButtonDown)
{
activeDragWindow = TryBeginDrag(pointerPosition);
@@ -111,6 +100,12 @@ public class Kernel : Sys.Kernel
}
wasLeftButtonDown = leftButtonDown;
// Render all canvases and cursor every tick, or if changed
Canvas canvas = FullScreenCanvas.GetFullScreenCanvas();
CanvasRenderSource.CompositeAndDisplay(canvas, pointerPosition);
lastPointerPosition = pointerPosition;
}
private static Window? TryBeginDrag(Point pointerPosition)