Reimplement the checkbox for enabling/disabling GLWindow for performance

src/hdskins/java/com/voxelmodpack/hdskins/gui/GLWindow.java

@@ -44,9 +44,11 @@ public class GLWindow extends DropTarget {
         return instance;
     }
 
-    public static void refresh(boolean fullscreen) {
-        if (instance != null) {
-            instance.onRefresh(fullscreen);
+    public static void create() {
+        try {
+            current().open();
+        } catch (LWJGLException e) {
+            throw new RuntimeException(e);
         }
     }
 
@@ -74,12 +76,11 @@ public class GLWindow extends DropTarget {
 
     private boolean isFullscreen;
 
+    private boolean ready = false;
+    private boolean closeRequested = false;
+
     private GLWindow() {
-        try {
-            open();
-        } catch (LWJGLException e) {
-            throw new RuntimeException(e);
-        }
+
     }
 
     private void open() throws LWJGLException {
@@ -100,7 +101,10 @@ public class GLWindow extends DropTarget {
         frame.addWindowListener(new WindowAdapter() {
             @Override
             public void windowClosed(WindowEvent windowEvent) {
-                mc.shutdown();
+                if (!closeRequested) {
+                    mc.shutdown();
+                }
+                closeRequested = false;
             }
 
             @Override
@@ -139,9 +143,13 @@ public class GLWindow extends DropTarget {
 
         Display.setParent(canvas);
         Display.setFullscreen(isFullscreen);
+
+        ready = true;
     }
 
     private void close() {
+        closeRequested = true;
+
         try {
             Display.setParent(null);
         } catch (LWJGLException e) {
@@ -196,8 +204,8 @@ public class GLWindow extends DropTarget {
         canvas.setBounds(0, 0, frame.getContentPane().getWidth(), frame.getContentPane().getHeight());
     }
 
-    private void onRefresh(boolean fullscreen) {
-        if (fullscreen != isFullscreen) {
+    public void refresh(boolean fullscreen) {
+        if (ready && fullscreen != isFullscreen) {
             // Repaint the canvas, not the window.
             // The former strips the window of its state. The latter fixes a viewport scaling bug.
             canvas.setBounds(0, 0, 0, 0);
@@ -207,7 +215,7 @@ public class GLWindow extends DropTarget {
     }
 
     public void clearDropTargetListener() {
-        if (dropListener != null) {
+        if (ready && dropListener != null) {
             removeDropTargetListener(dropListener);
             dropListener = null;
             frame.setDropTarget(null);
@@ -215,6 +223,10 @@ public class GLWindow extends DropTarget {
     }
 
     public void setDropTargetListener(DropTargetListener dtl) {
+        if (!ready) {
+            return;
+        }
+
         clearDropTargetListener();
         dropListener = dtl;
 

src/hdskins/java/com/voxelmodpack/hdskins/gui/HDSkinsConfigPanel.java

@@ -1,8 +1,12 @@
 package com.voxelmodpack.hdskins.gui;
 
+import com.mumfrey.liteloader.client.gui.GuiCheckbox;
+import com.mumfrey.liteloader.core.LiteLoader;
 import com.mumfrey.liteloader.modconfig.ConfigPanel;
 import com.mumfrey.liteloader.modconfig.ConfigPanelHost;
 import com.voxelmodpack.hdskins.HDSkinManager;
+import com.voxelmodpack.hdskins.mod.LiteModHDSkinsMod;
+
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.gui.GuiButton;
 
@@ -10,21 +14,45 @@ public class HDSkinsConfigPanel implements ConfigPanel {
 
     private GuiButton button;
 
+    private GuiCheckbox checkbox;
+
+    private LiteModHDSkinsMod mod;
+
     @Override
     public void onPanelShown(ConfigPanelHost host) {
-        this.button = new GuiButton(0, 40, 10, 100, 20, "Clear Skin Cache");
+        this.mod = LiteLoader.getInstance().getMod(LiteModHDSkinsMod.class);
 
+        this.button = new GuiButton(0, 40, 70, 100, 20, "Clear Skin Cache");
+        this.checkbox = new GuiCheckbox(1, 40, 40, "Experimental Skin Drop");
+
+        this.checkbox.checked = mod.experimentalSkinDrop;
     }
 
     @Override
     public void drawPanel(ConfigPanelHost host, int mouseX, int mouseY, float partialTicks) {
-        this.button.drawButton(Minecraft.getMinecraft(), mouseX, mouseY, partialTicks);
+        Minecraft mc = Minecraft.getMinecraft();
+
+        this.button.drawButton(mc, mouseX, mouseY, partialTicks);
+        this.checkbox.drawButton(mc, mouseX, mouseY, partialTicks);
     }
 
     @Override
     public void mousePressed(ConfigPanelHost host, int mouseX, int mouseY, int mouseButton) {
-        if (button.mousePressed(Minecraft.getMinecraft(), mouseX, mouseY)) {
+        Minecraft mc = Minecraft.getMinecraft();
+
+        if (button.mousePressed(mc, mouseX, mouseY)) {
             HDSkinManager.clearSkinCache();
+        } else if (checkbox.mousePressed(mc, mouseX, mouseY)) {
+            checkbox.checked = !checkbox.checked;
+            mod.experimentalSkinDrop = checkbox.checked;
+
+            LiteLoader.getInstance().writeConfig(mod);
+
+            if (mod.experimentalSkinDrop) {
+                GLWindow.create();
+            } else {
+                GLWindow.dispose();
+            }
         }
     }
 

src/hdskins/java/com/voxelmodpack/hdskins/mod/LiteModHDSkinsMod.java

@@ -27,6 +27,9 @@ public class LiteModHDSkinsMod implements HDSkinsMod {
     @Expose
     public List<String> skin_servers = SkinServer.defaultServers;
 
+    @Expose
+    public boolean experimentalSkinDrop = true;
+
     @Override
     public String getName() {
         return "HD Skins";
@@ -57,7 +60,9 @@ public class LiteModHDSkinsMod implements HDSkinsMod {
         IReloadableResourceManager irrm = (IReloadableResourceManager) Minecraft.getMinecraft().getResourceManager();
         irrm.registerReloadListener(HDSkinManager.INSTANCE);
 
-        GLWindow.current();
+        if (experimentalSkinDrop) {
+            GLWindow.create();
+        }
     }
 
     @Override
@@ -92,6 +97,6 @@ public class LiteModHDSkinsMod implements HDSkinsMod {
 
     @Override
     public void onFullScreenToggled(boolean fullScreen) {
-        GLWindow.refresh(fullScreen);
+        GLWindow.current().refresh(fullScreen);
     }
 }