From 40b4c00ff5d6316fe78586d06e4d8470b1bba068 Mon Sep 17 00:00:00 2001
From: luboslenco <lubos.lenco@gmail.com>
Date: Sun, 3 Nov 2019 12:42:10 +0100
Subject: [PATCH] Add Cache Draws option

---
 Sources/arm/App.hx               | 2 +-
 Sources/arm/ui/BoxPreferences.hx | 4 ++++
 Sources/arm/ui/UITrait.hx        | 1 +
 3 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/Sources/arm/App.hx b/Sources/arm/App.hx
index 9bfb9dc4..e6ddb07f 100644
--- a/Sources/arm/App.hx
+++ b/Sources/arm/App.hx
@@ -365,7 +365,7 @@ class App {
 		var decal = Context.tool == ToolDecal || Context.tool == ToolText;
 		var isPicker = Context.tool == ToolPicker;
 		#if krom_windows
-		Zui.alwaysRedrawWindow =
+		Zui.alwaysRedrawWindow = !UITrait.inst.cacheDraws ||
 			UIMenu.show ||
 			UIBox.show ||
 			isDragging ||
diff --git a/Sources/arm/ui/BoxPreferences.hx b/Sources/arm/ui/BoxPreferences.hx
index bc65318f..4724a5d0 100644
--- a/Sources/arm/ui/BoxPreferences.hx
+++ b/Sources/arm/ui/BoxPreferences.hx
@@ -51,6 +51,10 @@ class BoxPreferences {
 					UITrait.inst.hwnd1.redraws = 2;
 					UITrait.inst.hwnd2.redraws = 2;
 				}
+
+				UITrait.inst.cacheDraws = ui.check(Id.handle({selected: UITrait.inst.cacheDraws}), "Cache Draws");
+				if (ui.isHovered) ui.tooltip("Enabling may reduce GPU usage");
+
 				// ui.text("Node Editor");
 				// var gridSnap = ui.check(Id.handle({selected: false}), "Grid Snap");
 
diff --git a/Sources/arm/ui/UITrait.hx b/Sources/arm/ui/UITrait.hx
index 97a5663d..a839514d 100644
--- a/Sources/arm/ui/UITrait.hx
+++ b/Sources/arm/ui/UITrait.hx
@@ -132,6 +132,7 @@ class UITrait {
 	public var viewportMode = 0;
 	public var hscaleWasChanged = false;
 	public var exportMeshFormat = 0;
+	public var cacheDraws = false;
 
 	public var textToolImage:Image = null;
 	public var textToolText = "Text";