From daa267466e9e8963916f599a9b866097c56d9171 Mon Sep 17 00:00:00 2001
From: Evan Debenham <Evan@ShatteredPixel.com>
Date: Sun, 18 Aug 2024 13:26:07 -0400
Subject: [PATCH] v2.5.0: changed desktop fullscreen to actually use borderless
 window

---
 .../desktop/DesktopLauncher.java                 |  5 +----
 .../desktop/DesktopPlatformSupport.java          | 16 ++++++++++++++--
 2 files changed, 15 insertions(+), 6 deletions(-)

diff --git a/desktop/src/main/java/com/shatteredpixel/shatteredpixeldungeon/desktop/DesktopLauncher.java b/desktop/src/main/java/com/shatteredpixel/shatteredpixeldungeon/desktop/DesktopLauncher.java
index 2ec7de03f..e9c6c32c5 100644
--- a/desktop/src/main/java/com/shatteredpixel/shatteredpixeldungeon/desktop/DesktopLauncher.java
+++ b/desktop/src/main/java/com/shatteredpixel/shatteredpixeldungeon/desktop/DesktopLauncher.java
@@ -174,10 +174,7 @@ public class DesktopLauncher {
 		config.setWindowedMode( p.x, p.y );
 
 		config.setMaximized(SPDSettings.windowMaximized());
-
-		//going fullscreen on launch is a bit buggy
-		// so game always starts windowed and then switches in DesktopPlatformSupport.updateSystemUI
-		//config.setFullscreenMode(Lwjgl3ApplicationConfiguration.getDisplayMode());
+		config.setDecorated(!SPDSettings.fullscreen());
 		
 		//records whether window is maximized or not for settings
 		DesktopWindowListener listener = new DesktopWindowListener();
diff --git a/desktop/src/main/java/com/shatteredpixel/shatteredpixeldungeon/desktop/DesktopPlatformSupport.java b/desktop/src/main/java/com/shatteredpixel/shatteredpixeldungeon/desktop/DesktopPlatformSupport.java
index 5a60fdd51..17e840622 100644
--- a/desktop/src/main/java/com/shatteredpixel/shatteredpixeldungeon/desktop/DesktopPlatformSupport.java
+++ b/desktop/src/main/java/com/shatteredpixel/shatteredpixeldungeon/desktop/DesktopPlatformSupport.java
@@ -22,6 +22,7 @@
 package com.shatteredpixel.shatteredpixeldungeon.desktop;
 
 import com.badlogic.gdx.Gdx;
+import com.badlogic.gdx.Graphics;
 import com.badlogic.gdx.graphics.Pixmap;
 import com.badlogic.gdx.graphics.g2d.PixmapPacker;
 import com.badlogic.gdx.graphics.g2d.freetype.FreeTypeFontGenerator;
@@ -50,7 +51,7 @@ public class DesktopPlatformSupport extends PlatformSupport {
 			previousSizes[1] = previousSizes[0];
 		}
 		previousSizes[0] = new Point(Game.width, Game.height);
-		if (!SPDSettings.fullscreen()) {
+		if (!SPDSettings.fullscreen() && !SPDSettings.windowMaximized()) {
 			SPDSettings.windowResolution( previousSizes[0] );
 		}
 	}
@@ -61,10 +62,21 @@ public class DesktopPlatformSupport extends PlatformSupport {
 			@Override
 			public void run () {
 				if (SPDSettings.fullscreen()){
-					Gdx.graphics.setFullscreenMode( Gdx.graphics.getDisplayMode() );
+					Gdx.graphics.setUndecorated( true );
+					Graphics.DisplayMode display = Gdx.graphics.getDisplayMode();
+					Gdx.graphics.setWindowedMode( display.width, display.height );
 				} else {
 					Point p = SPDSettings.windowResolution();
+					Gdx.graphics.setUndecorated( false );
+					if (SPDSettings.windowMaximized()){
+						//if we are going from fullscreen to maximized, then don't assign window res
+						Point newP = SPDSettings.windowResolution();
+						if (newP.x == p.x && newP.y == p.y){
+							return;
+						}
+					}
 					Gdx.graphics.setWindowedMode( p.x, p.y );
+					SPDSettings.windowResolution( p );
 				}
 			}
 		} );