Flax/FlaxEngine
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Add ConstantInvalidate option to RenderToTextureControl for no-cached image

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This commit is contained in:
mafiesto4
2026-10-04 14:20:30 +02:00
parent 740d07c0fd
commit 8017660eca
1 changed files with 36 additions and 6 deletions
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Source/Engine/UI/GUI/Common/RenderToTextureControl.cs
+36 -6
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@@ -9,7 +9,7 @@ namespace FlaxEngine.GUI
public class RenderToTextureControl : ContainerControl
{
private bool _invalid, _redrawRegistered, _isDuringTextureDraw;
private bool _autoSize = true;
private bool _autoSize = true, _constantInvalidate = false;
private GPUTexture _texture;
private Float2 _textureSize;
private MaterialBase _drawMaterial;
@@ -60,6 +60,33 @@ namespace FlaxEngine.GUI
[EditorOrder(30)]
public bool AutomaticInvalidate { get; set; } = true;
/// <summary>
/// Gets or sets the value whether cached texture data should be invalidated every frame (eg. when UI is animated).
/// </summary>
[EditorOrder(40)]
public bool ConstantInvalidate
{
get => _constantInvalidate;
set
{
if (_constantInvalidate != value)
{
_constantInvalidate = value;
if (value)
{
// Register for constant invalidation
Invalidate();
}
else if (_invalid && _redrawRegistered)
{
// Don't invalidate anymore
_redrawRegistered = false;
Scripting.Draw -= OnDraw;
}
}
}
}
/// <summary>
/// Gets or sets the GUI material used to draw the cached texture to the screen.
/// Can be used to post-process underlying GUI with a custom shader (eg. chromatic-aberration, blur or tint). If not set, simple texture copy is performed.
@@ -116,13 +143,16 @@ namespace FlaxEngine.GUI
private void OnDraw()
{
if (_redrawRegistered)
if (!ConstantInvalidate)
{
_redrawRegistered = false;
Scripting.Draw -= OnDraw;
if (_redrawRegistered)
{
_redrawRegistered = false;
Scripting.Draw -= OnDraw;
}
if (!_invalid)
return;
}
if (!_invalid)
return;
_invalid = false;
if (!_texture)