finally fix gui flashing issue.

38 files changed, 225 insertions, 122 deletions

diff --git a/src/main/java/kr/syeyoung/dungeonsguide/config/guiconfig/GuiConfig.java b/src/main/java/kr/syeyoung/dungeonsguide/config/guiconfig/GuiConfig.java
index 27b71e06..406046d9 100755
--- a/src/main/java/kr/syeyoung/dungeonsguide/config/guiconfig/GuiConfig.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/config/guiconfig/GuiConfig.java
@@ -79,11 +79,13 @@ public class GuiConfig extends GuiScreen {
             GlStateManager.color(1, 1, 1, 1);
             GlStateManager.disableDepth();
             GlStateManager.depthMask(false);
-            mainPanel.render0(scaledResolution, new Point(0, 0), new Rectangle(0, 0, scaledResolution.getScaledWidth(), scaledResolution.getScaledHeight()), mouseX, mouseY, mouseX, mouseY, partialTicks);
+            mainPanel.render0(scaledResolution, new Point(0,0), new Rectangle(0,0,scaledResolution.getScaledWidth(),scaledResolution.getScaledHeight()), mouseX, mouseY, mouseX, mouseY, partialTicks);
             GlStateManager.enableDepth();
             GlStateManager.depthMask(true);
             GlStateManager.popAttrib();
             GlStateManager.popMatrix();
+            GlStateManager.enableBlend();
+            GlStateManager.enableLighting();
         } catch (Throwable e) {
             e.printStackTrace();
         }
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/config/guiconfig/GuiGuiLocationConfig.java b/src/main/java/kr/syeyoung/dungeonsguide/config/guiconfig/GuiGuiLocationConfig.java
index 646cd0e5..93ae3a22 100755
--- a/src/main/java/kr/syeyoung/dungeonsguide/config/guiconfig/GuiGuiLocationConfig.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/config/guiconfig/GuiGuiLocationConfig.java
@@ -56,12 +56,14 @@ public class GuiGuiLocationConfig extends GuiScreen {
 
     @Override
     public void drawScreen(int mouseX, int mouseY, float partialTicks) {
+
         ScaledResolution scaledResolution = new ScaledResolution(Minecraft.getMinecraft());
         GlStateManager.pushMatrix();
         GlStateManager.pushAttrib();
         GlStateManager.disableLighting();
-        GlStateManager.disableFog();GL11.glDisable(GL11.GL_FOG);
-        GlStateManager.color(1,1,1,1);
+        GlStateManager.disableFog();
+        GL11.glDisable(GL11.GL_FOG);
+        GlStateManager.color(1, 1, 1, 1);
         GlStateManager.disableDepth();
         GlStateManager.depthMask(false);
         mainPanel.render0(scaledResolution, new Point(0,0), new Rectangle(0,0,scaledResolution.getScaledWidth(),scaledResolution.getScaledHeight()), mouseX, mouseY, mouseX, mouseY, partialTicks);
@@ -69,6 +71,8 @@ public class GuiGuiLocationConfig extends GuiScreen {
         GlStateManager.depthMask(true);
         GlStateManager.popAttrib();
         GlStateManager.popMatrix();
+        GlStateManager.enableBlend();
+        GlStateManager.enableLighting();
     }
 
     @Override
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/config/guiconfig/GuiParameterValueEdit.java b/src/main/java/kr/syeyoung/dungeonsguide/config/guiconfig/GuiParameterValueEdit.java
index feceee7e..8b229656 100755
--- a/src/main/java/kr/syeyoung/dungeonsguide/config/guiconfig/GuiParameterValueEdit.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/config/guiconfig/GuiParameterValueEdit.java
@@ -112,17 +112,23 @@ public class GuiParameterValueEdit extends GuiScreen {
     @Override
     public void drawScreen(int mouseX, int mouseY, float partialTicks) {
         try {
+
             ScaledResolution scaledResolution = new ScaledResolution(Minecraft.getMinecraft());
             GlStateManager.pushMatrix();
             GlStateManager.pushAttrib();
+            GlStateManager.disableLighting();
+            GlStateManager.disableFog();
+            GL11.glDisable(GL11.GL_FOG);
+            GlStateManager.color(1, 1, 1, 1);
             GlStateManager.disableDepth();
             GlStateManager.depthMask(false);
-            GlStateManager.disableLighting();
-            GlStateManager.disableFog();GL11.glDisable(GL11.GL_FOG);
-            GlStateManager.color(1,1,1,1);
-            mainPanel.render0(scaledResolution, new Point(0, 0), new Rectangle(0, 0, scaledResolution.getScaledWidth(), scaledResolution.getScaledHeight()), mouseX, mouseY, mouseX, mouseY, partialTicks);
-            GlStateManager.popMatrix();
+            mainPanel.render0(scaledResolution, new Point(0,0), new Rectangle(0,0,scaledResolution.getScaledWidth(),scaledResolution.getScaledHeight()), mouseX, mouseY, mouseX, mouseY, partialTicks);
+            GlStateManager.enableDepth();
+            GlStateManager.depthMask(true);
             GlStateManager.popAttrib();
+            GlStateManager.popMatrix();
+            GlStateManager.enableBlend();
+            GlStateManager.enableLighting();
         } catch (Throwable e) {
             e.printStackTrace();
         }
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/config/guiconfig/MFeature.java b/src/main/java/kr/syeyoung/dungeonsguide/config/guiconfig/MFeature.java
index d10730b7..f7d696e7 100755
--- a/src/main/java/kr/syeyoung/dungeonsguide/config/guiconfig/MFeature.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/config/guiconfig/MFeature.java
@@ -7,12 +7,14 @@ import kr.syeyoung.dungeonsguide.gui.elements.MButton;
 import kr.syeyoung.dungeonsguide.gui.elements.MLabel;
 import kr.syeyoung.dungeonsguide.gui.elements.MStringSelectionButton;
 import kr.syeyoung.dungeonsguide.gui.elements.MToggleButton;
+import kr.syeyoung.dungeonsguide.utils.RenderUtils;
 import lombok.Getter;
 import lombok.Setter;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.gui.FontRenderer;
 import net.minecraft.client.gui.Gui;
 import net.minecraft.client.renderer.GlStateManager;
+import org.lwjgl.opengl.GL11;
 
 import java.awt.*;
 import java.util.Arrays;
@@ -79,13 +81,13 @@ public class MFeature extends MPanel {
 
     @Override
     public void render(int absMousex, int absMousey, int relMousex0, int relMousey0, float partialTicks, Rectangle scissor) {
-        Gui.drawRect(0,0,getBounds().width, getBounds().height,0xFF444444);
+        RenderUtils.drawRectSafe(0,0,getBounds().width, getBounds().height,0xFF444444);
         if (hover != null && new Rectangle(new Point(0,0),getBounds().getSize()).contains(relMousex0, relMousey0)) {
-            Gui.drawRect(1,18,getBounds().width -1, getBounds().height-1, hover.getRGB());
+            RenderUtils.drawRectSafe(1,18,getBounds().width -1, getBounds().height-1, hover.getRGB());
         } else {
-            Gui.drawRect(1,18,getBounds().width -1, getBounds().height-1, 0xFF545454);
+            RenderUtils.drawRectSafe(1,18,getBounds().width -1, getBounds().height-1, 0xFF545454);
         }
-        Gui.drawRect(0,17,getBounds().width, 18,0xFF444444);
+        RenderUtils.drawRectSafe(0,17,getBounds().width, 18,0xFF444444);
 
 
         FontRenderer fr = Minecraft.getMinecraft().fontRendererObj;
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/config/guiconfig/MParameter.java b/src/main/java/kr/syeyoung/dungeonsguide/config/guiconfig/MParameter.java
index 6906f615..f7572c30 100755
--- a/src/main/java/kr/syeyoung/dungeonsguide/config/guiconfig/MParameter.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/config/guiconfig/MParameter.java
@@ -9,6 +9,7 @@ import kr.syeyoung.dungeonsguide.gui.elements.MToggleButton;
 import kr.syeyoung.dungeonsguide.roomedit.Parameter;
 import kr.syeyoung.dungeonsguide.gui.elements.MButton;
 import kr.syeyoung.dungeonsguide.gui.elements.MLabel;
+import kr.syeyoung.dungeonsguide.utils.RenderUtils;
 import lombok.Getter;
 import lombok.Setter;
 import net.minecraft.client.Minecraft;
@@ -103,7 +104,7 @@ public class MParameter extends MPanel {
     @Override
     public void render(int absMousex, int absMousey, int relMousex0, int relMousey0, float partialTicks, Rectangle scissor) {
         if (hover != null && new Rectangle(new Point(0,0),getBounds().getSize()).contains(relMousex0, relMousey0)) {
-            Gui.drawRect(0,0,getBounds().width, getBounds().height, hover.getRGB());
+            RenderUtils.drawRectSafe(0,0,getBounds().width, getBounds().height, hover.getRGB());
         }
     }
 
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/config/guiconfig/PanelDelegate.java b/src/main/java/kr/syeyoung/dungeonsguide/config/guiconfig/PanelDelegate.java
index 14661871..c02f04b8 100644
--- a/src/main/java/kr/syeyoung/dungeonsguide/config/guiconfig/PanelDelegate.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/config/guiconfig/PanelDelegate.java
@@ -3,6 +3,7 @@ package kr.syeyoung.dungeonsguide.config.guiconfig;
 import kr.syeyoung.dungeonsguide.config.types.GUIRectangle;
 import kr.syeyoung.dungeonsguide.features.GuiFeature;
 import kr.syeyoung.dungeonsguide.gui.MPanel;
+import kr.syeyoung.dungeonsguide.utils.RenderUtils;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.gui.Gui;
 import net.minecraft.client.gui.ScaledResolution;
@@ -30,21 +31,21 @@ public class PanelDelegate extends MPanel {
         GlStateManager.popMatrix();
 
         if (!draggable) return;
-        Gui.drawRect(0,0, 3, 3, 0xFFBBBBBB);
-        Gui.drawRect(0, getBounds().height - 3, 3, getBounds().height, 0xFFBBBBBB);
-        Gui.drawRect(getBounds().width - 3,0, getBounds().width, 3, 0xFFBBBBBB);
-        Gui.drawRect(getBounds().width - 3,getBounds().height - 3, getBounds().width, getBounds().height, 0xFFBBBBBB);
+        RenderUtils.drawRectSafe(0,0, 3, 3, 0xFFBBBBBB);
+        RenderUtils.drawRectSafe(0, getBounds().height - 3, 3, getBounds().height, 0xFFBBBBBB);
+        RenderUtils.drawRectSafe(getBounds().width - 3,0, getBounds().width, 3, 0xFFBBBBBB);
+        RenderUtils.drawRectSafe(getBounds().width - 3,getBounds().height - 3, getBounds().width, getBounds().height, 0xFFBBBBBB);
         if (lastAbsClip.contains(absMousex, absMousey)) {
             if (relMouseX < 3 && relMouseY < 3) {
-                Gui.drawRect(0,0, 3, 3, 0x55FFFFFF);
+                RenderUtils.drawRectSafe(0,0, 3, 3, 0x55FFFFFF);
             } else if (relMouseX < 3 && relMouseY > getBounds().height - 3) {
-                Gui.drawRect(0, getBounds().height - 3, 3, getBounds().height, 0x55FFFFFF);
+                RenderUtils.drawRectSafe(0, getBounds().height - 3, 3, getBounds().height, 0x55FFFFFF);
             } else if (relMouseX > getBounds().width - 3 && relMouseY > getBounds().height - 3) {
-                Gui.drawRect(getBounds().width - 3,getBounds().height - 3, getBounds().width, getBounds().height, 0x55FFFFFF);
+                RenderUtils.drawRectSafe(getBounds().width - 3,getBounds().height - 3, getBounds().width, getBounds().height, 0x55FFFFFF);
             } else if (relMouseX > getBounds().width - 3 && relMouseY < 3) {
-                Gui.drawRect(getBounds().width - 3,0, getBounds().width, 3, 0x55FFFFFF);
+                RenderUtils.drawRectSafe(getBounds().width - 3,0, getBounds().width, 3, 0x55FFFFFF);
             } else if (selectedPart == -2){
-                Gui.drawRect(0,0, getBounds().width, getBounds().height, 0x55FFFFFF);
+                RenderUtils.drawRectSafe(0,0, getBounds().width, getBounds().height, 0x55FFFFFF);
             }
         }
     }
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/eventlistener/DungeonListener.java b/src/main/java/kr/syeyoung/dungeonsguide/eventlistener/DungeonListener.java
index a4e853de..2bb6f72b 100755
--- a/src/main/java/kr/syeyoung/dungeonsguide/eventlistener/DungeonListener.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/eventlistener/DungeonListener.java
@@ -27,6 +27,7 @@ import net.minecraft.client.gui.FontRenderer;
 import net.minecraft.client.gui.GuiButton;
 import net.minecraft.client.gui.GuiErrorScreen;
 import net.minecraft.client.gui.GuiScreen;
+import net.minecraft.client.renderer.GlStateManager;
 import net.minecraft.entity.passive.EntityBat;
 import net.minecraft.util.ChatComponentText;
 import net.minecraft.util.Vec3;
@@ -82,6 +83,7 @@ public class DungeonListener {
                         dungeonRoom.getRoomProcessor().onPostGuiRender(e);
                     }
                 }
+            GlStateManager.enableBlend();
         } catch (Throwable e2) {e2.printStackTrace();}
     }
     @SubscribeEvent
@@ -232,6 +234,7 @@ public class DungeonListener {
                 }
 
             }
+            GlStateManager.enableBlend();
         } catch (Throwable e) {
             e.printStackTrace();
         }
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/eventlistener/FeatureListener.java b/src/main/java/kr/syeyoung/dungeonsguide/eventlistener/FeatureListener.java
index 0c54297d..54d107ed 100644
--- a/src/main/java/kr/syeyoung/dungeonsguide/eventlistener/FeatureListener.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/eventlistener/FeatureListener.java
@@ -49,6 +49,7 @@ public class FeatureListener {
                     ((ScreenRenderListener) abstractFeature).drawScreen(postRender.partialTicks);
                 }
             }
+            GlStateManager.enableBlend();
         } catch (Throwable t) {
             t.printStackTrace();
         }
@@ -266,6 +267,7 @@ public class FeatureListener {
                     ((GuiPostRenderListener) abstractFeature).onGuiPostRender(render);
                 }
             }
+            GlStateManager.enableBlend();
         } catch (Throwable t) {
             t.printStackTrace();
         }
@@ -281,6 +283,7 @@ public class FeatureListener {
                     ((GuiPreRenderListener) abstractFeature).onGuiPreRender(render);
                 }
             }
+            GlStateManager.enableBlend();
         } catch (Throwable t) {
             t.printStackTrace();
         }
@@ -296,6 +299,7 @@ public class FeatureListener {
                     ((GuiBackgroundRenderListener) abstractFeature).onGuiBGRender(render);
                 }
             }
+            GlStateManager.enableBlend();
         } catch (Throwable t) {
             t.printStackTrace();
         }
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/features/GuiFeature.java b/src/main/java/kr/syeyoung/dungeonsguide/features/GuiFeature.java
index cae3dd3a..a1a8fb7a 100644
--- a/src/main/java/kr/syeyoung/dungeonsguide/features/GuiFeature.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/features/GuiFeature.java
@@ -42,10 +42,8 @@ public abstract class GuiFeature extends AbstractFeature implements ScreenRender
     @Override
     public void drawScreen(float partialTicks) {
         if (!isEnabled()) return;
+        GlStateManager.pushAttrib();
         GlStateManager.pushMatrix();
-        GlStateManager.color(1,1,1,1);
-        GlStateManager.disableFog();GL11.glDisable(GL11.GL_FOG);
-        GlStateManager.disableLighting();
         ScaledResolution scaledResolution = new ScaledResolution(Minecraft.getMinecraft());
         Rectangle featureRect = this.featureRect.getRectangle(scaledResolution);
         clip(scaledResolution, featureRect.x, featureRect.y, featureRect.width, featureRect.height);
@@ -56,6 +54,9 @@ public abstract class GuiFeature extends AbstractFeature implements ScreenRender
 
         GL11.glDisable(GL11.GL_SCISSOR_TEST);
         GlStateManager.popMatrix();
+        GlStateManager.popAttrib();
+
+        GlStateManager.enableBlend();
     }
 
 
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/features/impl/boss/FeatureChestPrice.java b/src/main/java/kr/syeyoung/dungeonsguide/features/impl/boss/FeatureChestPrice.java
index 349af180..5aa8fb4d 100644
--- a/src/main/java/kr/syeyoung/dungeonsguide/features/impl/boss/FeatureChestPrice.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/features/impl/boss/FeatureChestPrice.java
@@ -4,6 +4,7 @@ import kr.syeyoung.dungeonsguide.e;
 import kr.syeyoung.dungeonsguide.features.SimpleFeature;
 import kr.syeyoung.dungeonsguide.features.impl.dungeon.FeatureInstaCloseChest;
 import kr.syeyoung.dungeonsguide.features.listener.GuiBackgroundRenderListener;
+import kr.syeyoung.dungeonsguide.utils.RenderUtils;
 import kr.syeyoung.dungeonsguide.utils.TextUtils;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.gui.FontRenderer;
@@ -77,7 +78,7 @@ public class FeatureChestPrice extends SimpleFeature implements GuiBackgroundRen
 
         GlStateManager.pushMatrix();
         GlStateManager.translate(left, top, 0);
-        Gui.drawRect( 0,0,width, 30, 0xFFDDDDDD);
+        RenderUtils.drawRectSafe( 0,0,width, 30, 0xFFDDDDDD);
 
         FontRenderer fr = Minecraft.getMinecraft().fontRendererObj;
         fr.drawString("BIN/AH Price: ", 5,5, 0xFF000000);
@@ -89,5 +90,8 @@ public class FeatureChestPrice extends SimpleFeature implements GuiBackgroundRen
         fr.drawString(str, width - fr.getStringWidth(str) - 5, 15, itemPrice > chestPrice ? 0xFF00CC00 : 0xFFCC0000);
 
         GlStateManager.popMatrix();
+
+        GlStateManager.enableLighting();
+        GlStateManager.enableBlend();
     }
 }
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/features/impl/boss/terminal/FeatureTerminalSolvers.java b/src/main/java/kr/syeyoung/dungeonsguide/features/impl/boss/terminal/FeatureTerminalSolvers.java
index 07ab1106..1a686b42 100644
--- a/src/main/java/kr/syeyoung/dungeonsguide/features/impl/boss/terminal/FeatureTerminalSolvers.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/features/impl/boss/terminal/FeatureTerminalSolvers.java
@@ -2,6 +2,7 @@ package kr.syeyoung.dungeonsguide.features.impl.boss.terminal;
 
 import kr.syeyoung.dungeonsguide.features.SimpleFeature;
 import kr.syeyoung.dungeonsguide.features.listener.*;
+import kr.syeyoung.dungeonsguide.utils.RenderUtils;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.gui.Gui;
 import net.minecraft.client.gui.ScaledResolution;
@@ -94,19 +95,21 @@ public class FeatureTerminalSolvers extends SimpleFeature implements GuiOpenList
                 for (Slot currSlot : solution.getCurrSlots()) {
                     int x = currSlot.xDisplayPosition;
                     int y = currSlot.yDisplayPosition;
-                    Gui.drawRect(x, y, x + 16, y + 16, 0x7700FFFF);
+                    RenderUtils.drawRectSafe(x, y, x + 16, y + 16, 0x7700FFFF);
                 }
             }
             if (solution.getNextSlots() != null) {
                 for (Slot nextSlot : solution.getNextSlots()) {
                     int x = nextSlot.xDisplayPosition;
                     int y = nextSlot.yDisplayPosition;
-                    Gui.drawRect(x, y, x + 16, y + 16, 0x77FFFF00);
+                    RenderUtils.drawRectSafe(x, y, x + 16, y + 16, 0x77FFFF00);
                 }
             }
             GlStateManager.colorMask(true, true, true, true);
             GlStateManager.popMatrix();
         }
+        GlStateManager.enableBlend();
+        GlStateManager.enableLighting();
     }
 
     @Override
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/features/impl/dungeon/FeatureDungeonMap.java b/src/main/java/kr/syeyoung/dungeonsguide/features/impl/dungeon/FeatureDungeonMap.java
index a14b9c99..2291a0e8 100644
--- a/src/main/java/kr/syeyoung/dungeonsguide/features/impl/dungeon/FeatureDungeonMap.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/features/impl/dungeon/FeatureDungeonMap.java
@@ -111,11 +111,11 @@ public class FeatureDungeonMap extends GuiFeature implements DungeonEndListener,
         MapProcessor mapProcessor = context.getMapProcessor();
         MapData mapData = mapProcessor.getLastMapData2();
         Rectangle featureRect =getFeatureRect().getRectangle();
-        Gui.drawRect(0,0,featureRect.width, featureRect.height, RenderUtils.getColorAt(featureRect.x, featureRect.y, this.<AColor>getParameter("background_color").getValue()));
+        RenderUtils.drawRectSafe(0,0,featureRect.width, featureRect.height, RenderUtils.getColorAt(featureRect.x, featureRect.y, this.<AColor>getParameter("background_color").getValue()));
         GlStateManager.color(1,1,1,1);
         GlStateManager.pushMatrix();;
         if (mapData == null) {
-            Gui.drawRect(0,0,featureRect.width, featureRect.height, 0xFFFF0000);
+            RenderUtils.drawRectSafe(0,0,featureRect.width, featureRect.height, 0xFFFF0000);
         } else {
             renderMap(partialTicks,mapProcessor,mapData,context);
         }
@@ -131,7 +131,7 @@ public class FeatureDungeonMap extends GuiFeature implements DungeonEndListener,
             return;
         }
         Rectangle featureRect =getFeatureRect().getRectangle();
-        Gui.drawRect(0,0,featureRect.width, featureRect.height, RenderUtils.getColorAt(featureRect.x, featureRect.y, this.<AColor>getParameter("background_color").getValue()));
+        RenderUtils.drawRectSafe(0,0,featureRect.width, featureRect.height, RenderUtils.getColorAt(featureRect.x, featureRect.y, this.<AColor>getParameter("background_color").getValue()));
         FontRenderer fr = getFontRenderer();
         fr.drawString("Please join a dungeon to see preview", featureRect.width / 2 - fr.getStringWidth("Please join a dungeon to see preview") / 2, featureRect.height / 2 - fr.FONT_HEIGHT / 2, 0xFFFFFFFF);
         GL11.glLineWidth(2);
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/features/impl/dungeon/FeatureDungeonTombs.java b/src/main/java/kr/syeyoung/dungeonsguide/features/impl/dungeon/FeatureDungeonTombs.java
index 180df620..00785848 100644
--- a/src/main/java/kr/syeyoung/dungeonsguide/features/impl/dungeon/FeatureDungeonTombs.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/features/impl/dungeon/FeatureDungeonTombs.java
@@ -56,9 +56,7 @@ public class FeatureDungeonTombs extends TextHUDFeature {
 
     @Override
     public java.util.List<String> getUsedTextStyle() {
-        return Arrays.asList(new String[] {
-                "title", "separator", "number"
-        });
+        return Arrays.asList("title", "separator", "number");
     }
 
     @Override
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/features/impl/secret/FeatureMechanicBrowse.java b/src/main/java/kr/syeyoung/dungeonsguide/features/impl/secret/FeatureMechanicBrowse.java
index e6164fa4..c5779e2c 100644
--- a/src/main/java/kr/syeyoung/dungeonsguide/features/impl/secret/FeatureMechanicBrowse.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/features/impl/secret/FeatureMechanicBrowse.java
@@ -19,6 +19,7 @@ import kr.syeyoung.dungeonsguide.roomedit.gui.GuiDungeonParameterEdit;
 import kr.syeyoung.dungeonsguide.roomedit.gui.GuiDungeonRoomEdit;
 import kr.syeyoung.dungeonsguide.roomedit.gui.GuiDungeonValueEdit;
 import kr.syeyoung.dungeonsguide.roomprocessor.GeneralRoomProcessor;
+import kr.syeyoung.dungeonsguide.utils.RenderUtils;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.entity.EntityPlayerSP;
 import net.minecraft.client.gui.FontRenderer;
@@ -74,8 +75,8 @@ public class FeatureMechanicBrowse extends GuiFeature implements GuiPreRenderLis
         Rectangle feature = getFeatureRect().getRectangle();
         FontRenderer fr = getFontRenderer();
 
-        Gui.drawRect(0, 0, feature.width, fr.FONT_HEIGHT + 4, 0xFF444444);
-        Gui.drawRect(1, 1, feature.width - 1, fr.FONT_HEIGHT + 3, 0xFF262626);
+        RenderUtils.drawRectSafe(0, 0, feature.width, fr.FONT_HEIGHT + 4, 0xFF444444);
+        RenderUtils.drawRectSafe(1, 1, feature.width - 1, fr.FONT_HEIGHT + 3, 0xFF262626);
         fr.drawString("Selected: ", 2,2, 0xFFAAAAAA);
         if (grp.getPath() == null)
             fr.drawString("Nothing", fr.getStringWidth("Selected: ") + 2,2, 0xFFAA0000);
@@ -91,8 +92,8 @@ public class FeatureMechanicBrowse extends GuiFeature implements GuiPreRenderLis
         Rectangle feature = getFeatureRect().getRectangle();
         FontRenderer fr = getFontRenderer();
 
-        Gui.drawRect(0, 0, feature.width, fr.FONT_HEIGHT + 4, 0xFF444444);
-        Gui.drawRect(1, 1, feature.width - 1, fr.FONT_HEIGHT + 3, 0xFF262626);
+        RenderUtils.drawRectSafe(0, 0, feature.width, fr.FONT_HEIGHT + 4, 0xFF444444);
+        RenderUtils.drawRectSafe(1, 1, feature.width - 1, fr.FONT_HEIGHT + 3, 0xFF262626);
         fr.drawString("Selected: ", 2,2, 0xFFAAAAAA);
         fr.drawString("Nothing", fr.getStringWidth("Selected: ") + 2,2, 0xFFAA0000);
         fr.drawString("Open any gui to browse", 2, fr.FONT_HEIGHT + 5, 0xFFAAAAAA);
@@ -131,8 +132,8 @@ public class FeatureMechanicBrowse extends GuiFeature implements GuiPreRenderLis
         Rectangle feature = getFeatureRect().getRectangle();
         FontRenderer fr = getFontRenderer();
         GlStateManager.translate(feature.x, feature.y, 0);
-        Gui.drawRect(0, 0, feature.width, fr.FONT_HEIGHT + 4, 0xFF444444);
-        Gui.drawRect(1, 1, feature.width - 1, fr.FONT_HEIGHT + 3, 0xFF262626);
+        RenderUtils.drawRectSafe(0, 0, feature.width, fr.FONT_HEIGHT + 4, 0xFF444444);
+        RenderUtils.drawRectSafe(1, 1, feature.width - 1, fr.FONT_HEIGHT + 3, 0xFF262626);
         fr.drawString("Selected: ", 2,2, 0xFFAAAAAA);
         if (grp.getPath() == null)
             fr.drawString("Nothing", fr.getStringWidth("Selected: ") + 2,2, 0xFFAA0000);
@@ -141,8 +142,8 @@ public class FeatureMechanicBrowse extends GuiFeature implements GuiPreRenderLis
             fr.drawString(route.getMechanic()+" -> "+route.getState(), fr.getStringWidth("Selected: ") + 2,2, 0xFFFFFF00);
         }
         GlStateManager.translate(0, fr.FONT_HEIGHT + 4, 0);
-        Gui.drawRect(0, 0, feature.width, feature.height - fr.FONT_HEIGHT - 4, 0xFF444444);
-        Gui.drawRect(1, 1, feature.width - 1,feature.height - fr.FONT_HEIGHT - 5, 0xFF262626);
+        RenderUtils.drawRectSafe(0, 0, feature.width, feature.height - fr.FONT_HEIGHT - 4, 0xFF444444);
+        RenderUtils.drawRectSafe(1, 1, feature.width - 1,feature.height - fr.FONT_HEIGHT - 5, 0xFF262626);
         clip(new ScaledResolution(Minecraft.getMinecraft()), feature.x, feature.y + fr.FONT_HEIGHT + 5, feature.width , feature.height - fr.FONT_HEIGHT - 6);
         GL11.glEnable(GL11.GL_SCISSOR_TEST);
         GlStateManager.translate(0, -dy, 0);
@@ -153,9 +154,9 @@ public class FeatureMechanicBrowse extends GuiFeature implements GuiPreRenderLis
         for (int i = 0; i < sortedMechanics.size(); i++) {
             Object obj = sortedMechanics.get(i);
             if (selected == i) {
-                Gui.drawRect(-1, i * fr.FONT_HEIGHT, feature.width - 3, i * fr.FONT_HEIGHT + fr.FONT_HEIGHT - 1, 0xFF444444);
+                RenderUtils.drawRectSafe(-1, i * fr.FONT_HEIGHT, feature.width - 3, i * fr.FONT_HEIGHT + fr.FONT_HEIGHT - 1, 0xFF444444);
             } else if (new Rectangle(feature.x, feature.y + fr.FONT_HEIGHT + 6 - dy + i * fr.FONT_HEIGHT, feature.width, fr.FONT_HEIGHT).contains(mouseX, mouseY)) {
-                Gui.drawRect(-1, i * fr.FONT_HEIGHT, feature.width - 3, i * fr.FONT_HEIGHT + fr.FONT_HEIGHT - 1, 0xFF555555);
+                RenderUtils.drawRectSafe(-1, i * fr.FONT_HEIGHT, feature.width - 3, i * fr.FONT_HEIGHT + fr.FONT_HEIGHT - 1, 0xFF555555);
             }
             if (obj instanceof DungeonMechanic) {
                 String name = sortedMechanicsName.get(i);
@@ -167,7 +168,7 @@ public class FeatureMechanicBrowse extends GuiFeature implements GuiPreRenderLis
             } else if ("$SPECIAL-CANCEL".equals(obj)) {
                 fr.drawString("Cancel Current", 3, i * fr.FONT_HEIGHT, 0xFF00FFFF);
             } else {
-                Gui.drawRect(-1, i * fr.FONT_HEIGHT, feature.width - 3, i * fr.FONT_HEIGHT + fr.FONT_HEIGHT - 1, 0xFF444444);
+                RenderUtils.drawRectSafe(-1, i * fr.FONT_HEIGHT, feature.width - 3, i * fr.FONT_HEIGHT + fr.FONT_HEIGHT - 1, 0xFF444444);
                 fr.drawString((String)obj, 3, i * fr.FONT_HEIGHT, 0xFFEEEEEE);
             }
         }
@@ -176,14 +177,14 @@ public class FeatureMechanicBrowse extends GuiFeature implements GuiPreRenderLis
         if (selected != -1) {
             clip(new ScaledResolution(Minecraft.getMinecraft()), feature.x + feature.width, feature.y + fr.FONT_HEIGHT + 5, feature.width , feature.height - fr.FONT_HEIGHT - 6);
             GlStateManager.translate(feature.width, selected * fr.FONT_HEIGHT, 0);
-            Gui.drawRect(0, 0, feature.width, fr.FONT_HEIGHT * possibleStates.size() + 4, 0xFF444444);
-            Gui.drawRect(-1, 1, feature.width - 1, fr.FONT_HEIGHT  * possibleStates.size() + 3, 0xFF262626);
+            RenderUtils.drawRectSafe(0, 0, feature.width, fr.FONT_HEIGHT * possibleStates.size() + 4, 0xFF444444);
+            RenderUtils.drawRectSafe(-1, 1, feature.width - 1, fr.FONT_HEIGHT  * possibleStates.size() + 3, 0xFF262626);
             GlStateManager.translate(2,2, 0);
 
             Point popupStart = new Point(feature.x + feature.width, (selected + 1) * fr.FONT_HEIGHT  +6 + feature.y - dy + 2);
             for (int i = 0; i < possibleStates.size(); i++) {
                 if (new Rectangle(feature.x + feature.width, popupStart.y + i * fr.FONT_HEIGHT, feature.width, fr.FONT_HEIGHT).contains(mouseX, mouseY)) {
-                    Gui.drawRect(-2, i * fr.FONT_HEIGHT, feature.width - 3, i * fr.FONT_HEIGHT + fr.FONT_HEIGHT - 1, 0xFF555555);
+                    RenderUtils.drawRectSafe(-2, i * fr.FONT_HEIGHT, feature.width - 3, i * fr.FONT_HEIGHT + fr.FONT_HEIGHT - 1, 0xFF555555);
                 }
                 fr.drawString(possibleStates.get(i), 0, i * fr.FONT_HEIGHT, 0xFFFFFFFF);
             }
@@ -191,6 +192,7 @@ public class FeatureMechanicBrowse extends GuiFeature implements GuiPreRenderLis
         GL11.glDisable(GL11.GL_SCISSOR_TEST);
 
         GlStateManager.popMatrix();
+        GlStateManager.enableBlend();
     }
 
     private void clip(ScaledResolution resolution, int x, int y, int width, int height) {
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/features/text/PanelTextParameterConfig.java b/src/main/java/kr/syeyoung/dungeonsguide/features/text/PanelTextParameterConfig.java
index adc4ca6d..c1b182d7 100644
--- a/src/main/java/kr/syeyoung/dungeonsguide/features/text/PanelTextParameterConfig.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/features/text/PanelTextParameterConfig.java
@@ -14,6 +14,7 @@ import kr.syeyoung.dungeonsguide.gui.elements.MButton;
 import kr.syeyoung.dungeonsguide.gui.elements.MColor;
 import kr.syeyoung.dungeonsguide.gui.elements.MEditableAColor;
 import kr.syeyoung.dungeonsguide.gui.elements.MToggleButton;
+import kr.syeyoung.dungeonsguide.utils.RenderUtils;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.gui.FontRenderer;
 import net.minecraft.client.gui.Gui;
@@ -102,9 +103,9 @@ public class PanelTextParameterConfig extends MPanel {
         GlStateManager.pushMatrix();
 
         int width = 200, height = 100;
-        Gui.drawRect(0,0,getBounds().width, getBounds().height, 0xFF444444);
-        Gui.drawRect(4,4,width+6, height+6, 0xFF222222);
-        Gui.drawRect(5,5,width+5, height+5, 0xFF555555);
+        RenderUtils.drawRectSafe(0,0,getBounds().width, getBounds().height, 0xFF444444);
+        RenderUtils.drawRectSafe(4,4,width+6, height+6, 0xFF222222);
+        RenderUtils.drawRectSafe(5,5,width+5, height+5, 0xFF555555);
         Rectangle clip = new Rectangle(scissor.x + 5, scissor.y + 5, width, height);
         clip(new ScaledResolution(Minecraft.getMinecraft()), clip.x, clip.y, clip.width, clip.height);
 
@@ -119,11 +120,11 @@ public class PanelTextParameterConfig extends MPanel {
         boolean bool =clip.contains(absMousex, absMousey);
         for (StyledTextRenderer.StyleTextAssociated calc3: calc) {
             if (selected.contains(calc3.getStyledText().getGroup())) {
-                Gui.drawRect(calc3.getRectangle().x, calc3.getRectangle().y, calc3.getRectangle().x + calc3.getRectangle().width, calc3.getRectangle().y + calc3.getRectangle().height, 0x4244A800);
+                RenderUtils.drawRectSafe(calc3.getRectangle().x, calc3.getRectangle().y, calc3.getRectangle().x + calc3.getRectangle().width, calc3.getRectangle().y + calc3.getRectangle().height, 0x4244A800);
             } else if (bool && calc3.getRectangle().contains((relMousex0-5 -offsetX) * scale , (relMousey0 - 5 - offsetY) * scale)) {
                 for (StyledTextRenderer.StyleTextAssociated calc2 : calc) {
                     if (calc2.getStyledText().getGroup().equals(calc3.getStyledText().getGroup()))
-                        Gui.drawRect(calc2.getRectangle().x, calc2.getRectangle().y, calc2.getRectangle().x + calc2.getRectangle().width, calc2.getRectangle().y + calc2.getRectangle().height, 0x55777777);
+                        RenderUtils.drawRectSafe(calc2.getRectangle().x, calc2.getRectangle().y, calc2.getRectangle().x + calc2.getRectangle().width, calc2.getRectangle().y + calc2.getRectangle().height, 0x55777777);
                 }
             }
         }
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/features/text/StyledTextRenderer.java b/src/main/java/kr/syeyoung/dungeonsguide/features/text/StyledTextRenderer.java
index b20b2f33..d6fd8ab4 100644
--- a/src/main/java/kr/syeyoung/dungeonsguide/features/text/StyledTextRenderer.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/features/text/StyledTextRenderer.java
@@ -6,6 +6,7 @@ import lombok.Data;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.gui.FontRenderer;
 import net.minecraft.client.gui.Gui;
+import net.minecraft.client.renderer.GlStateManager;
 
 import java.awt.*;
 import java.util.ArrayList;
@@ -88,8 +89,9 @@ public class StyledTextRenderer {
         if (stopDraw)
             return new Dimension(fr.getStringWidth(content), fr.FONT_HEIGHT);
 
-        Gui.drawRect(x,y, x+fr.getStringWidth(content), y + fr.FONT_HEIGHT, RenderUtils.getColorAt(x,y, style.getBackground()));
+        RenderUtils.drawRectSafe(x,y, x+fr.getStringWidth(content), y + fr.FONT_HEIGHT, RenderUtils.getColorAt(x,y, style.getBackground()));
 
+        GlStateManager.enableBlend();
         if (!style.getColor().isChroma()) {
             fr.drawString(content, x, y, style.getColor().getRGB(), style.isShadow());
             return new Dimension(fr.getStringWidth(content), fr.FONT_HEIGHT);
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/gui/MPanel.java b/src/main/java/kr/syeyoung/dungeonsguide/gui/MPanel.java
index ce3dd669..06bbe67a 100755
--- a/src/main/java/kr/syeyoung/dungeonsguide/gui/MPanel.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/gui/MPanel.java
@@ -6,6 +6,9 @@ import net.minecraft.client.Minecraft;
 import net.minecraft.client.gui.GuiScreen;
 import net.minecraft.client.gui.ScaledResolution;
 import net.minecraft.client.renderer.GlStateManager;
+import net.minecraft.client.renderer.Tessellator;
+import net.minecraft.client.renderer.WorldRenderer;
+import net.minecraft.client.renderer.vertex.DefaultVertexFormats;
 import org.lwjgl.opengl.GL11;
 
 import java.awt.*;
@@ -88,7 +91,8 @@ public class MPanel {
         GL11.glEnable(GL11.GL_SCISSOR_TEST);
 
         GlStateManager.pushAttrib();
-        GuiScreen.drawRect(0,0, getBounds().width, getBounds().height, backgroundColor.getRGB());
+        GuiScreen.drawRect(0,0, getBounds().width, getBounds().height,  0x0000FF00);
+        GlStateManager.enableBlend();
         GlStateManager.popAttrib();
 
         GlStateManager.pushMatrix();
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MButton.java b/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MButton.java
index ff420a32..998bb40e 100755
--- a/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MButton.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MButton.java
@@ -1,6 +1,7 @@
 package kr.syeyoung.dungeonsguide.gui.elements;
 
 import kr.syeyoung.dungeonsguide.gui.MPanel;
+import kr.syeyoung.dungeonsguide.utils.RenderUtils;
 import lombok.Getter;
 import lombok.Setter;
 import net.minecraft.client.Minecraft;
@@ -34,7 +35,7 @@ public class MButton extends MPanel {
             bg = hover;
         }
         if (bg != null)
-            Gui.drawRect(0,0,getBounds().width, getBounds().height, bg.getRGB());
+            RenderUtils.drawRectSafe(0,0,getBounds().width, getBounds().height, bg.getRGB());
 
         FontRenderer renderer = Minecraft.getMinecraft().fontRendererObj;
         int width = renderer.getStringWidth(getText());
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MColor.java b/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MColor.java
index 44be2d13..1bb993aa 100644
--- a/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MColor.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MColor.java
@@ -1,6 +1,7 @@
 package kr.syeyoung.dungeonsguide.gui.elements;
 
 import kr.syeyoung.dungeonsguide.gui.MPanel;
+import kr.syeyoung.dungeonsguide.utils.RenderUtils;
 import lombok.AllArgsConstructor;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
@@ -25,6 +26,6 @@ public class MColor extends MPanel {
         int x = (rectangle.width - getSize().width) / 2;
         int y = (rectangle.height - getSize().height) / 2;
 
-        Gui.drawRect(x,y,x+getSize().width,y+getSize().height, getColor().getRGB());
+        RenderUtils.drawRectSafe(x,y,x+getSize().width,y+getSize().height, getColor().getRGB());
     }
 }
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MEditableAColor.java b/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MEditableAColor.java
index 7a96264f..97e93576 100644
--- a/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MEditableAColor.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MEditableAColor.java
@@ -45,12 +45,12 @@ public class MEditableAColor extends MPanel {
 
         int x = (rectangle.width - getSize().width) / 2;
         int y = (rectangle.height - getSize().height) / 2;
-        Gui.drawRect(x,y,x+getSize().width,y+getSize().height, RenderUtils.getColorAt(absMousex - relMousex0, absMousey -  relMousey0, color));
+        RenderUtils.drawRectSafe(x,y,x+getSize().width,y+getSize().height, RenderUtils.getColorAt(absMousex - relMousex0, absMousey -  relMousey0, color));
 
-        Gui.drawRect(x,y,x+getSize().width,y+1, 0xff333333);
-        Gui.drawRect(x,y,x+1,y+getSize().height, 0xff333333);
-        Gui.drawRect(x+getSize().width-1,y,x+getSize().width,y+getSize().height, 0xff333333);
-        Gui.drawRect(x,y+getSize().height-1,x+getSize().width,y+getSize().height, 0xff333333);
+        RenderUtils.drawRectSafe(x,y,x+getSize().width,y+1, 0xff333333);
+        RenderUtils.drawRectSafe(x,y,x+1,y+getSize().height, 0xff333333);
+        RenderUtils.drawRectSafe(x+getSize().width-1,y,x+getSize().width,y+getSize().height, 0xff333333);
+        RenderUtils.drawRectSafe(x,y+getSize().height-1,x+getSize().width,y+getSize().height, 0xff333333);
     }
 
     @Override
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MLabelAndElement.java b/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MLabelAndElement.java
index 601cb1aa..8ab6cb6e 100755
--- a/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MLabelAndElement.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MLabelAndElement.java
@@ -1,6 +1,7 @@
 package kr.syeyoung.dungeonsguide.gui.elements;
 
 import kr.syeyoung.dungeonsguide.gui.MPanel;
+import kr.syeyoung.dungeonsguide.utils.RenderUtils;
 import lombok.Getter;
 import lombok.Setter;
 import net.minecraft.client.gui.Gui;
@@ -26,7 +27,7 @@ public class MLabelAndElement extends MPanel {
     @Override
     public void render(int absMousex, int absMousey, int relMousex0, int relMousey0, float partialTicks, Rectangle scissor) {
         if (hover != null && new Rectangle(new Point(0,0),getBounds().getSize()).contains(relMousex0, relMousey0)) {
-            Gui.drawRect(0,0,getBounds().width, getBounds().height, hover.getRGB());
+            RenderUtils.drawRectSafe(0,0,getBounds().width, getBounds().height, hover.getRGB());
         }
     }
 
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MNavigatingPane.java b/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MNavigatingPane.java
index 87160cb6..b5b6c6ad 100755
--- a/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MNavigatingPane.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MNavigatingPane.java
@@ -2,6 +2,7 @@ package kr.syeyoung.dungeonsguide.gui.elements;
 
 import com.google.common.base.Function;
 import kr.syeyoung.dungeonsguide.gui.MPanel;
+import kr.syeyoung.dungeonsguide.utils.RenderUtils;
 import lombok.Getter;
 import lombok.Setter;
 import net.minecraft.client.Minecraft;
@@ -60,8 +61,8 @@ public class MNavigatingPane extends MPanel {
     @Override
     public void render(int absMousex, int absMousey, int relMousex0, int relMousey0, float partialTicks, Rectangle scissor) {
 
-        Gui.drawRect(0, 15, getBounds().width, getBounds().height, 0xFF444444);
-        Gui.drawRect(1, 16, getBounds().width-1, getBounds().height-1, background2 != null ? background2.getRGB() : 0);
+        RenderUtils.drawRectSafe(0, 15, getBounds().width, getBounds().height, 0xFF444444);
+        RenderUtils.drawRectSafe(1, 16, getBounds().width-1, getBounds().height-1, background2 != null ? background2.getRGB() : 0);
         FontRenderer fr = Minecraft.getMinecraft().fontRendererObj;
 
         fr.drawString(currentPage.replace(".", " > "), 20, 20, 0xFFFFFFFF);
@@ -163,9 +164,9 @@ public class MNavigatingPane extends MPanel {
             } else if (new Rectangle(new Point(0,0),bounds).contains(relMousex0, relMousey0)) {
                 bg = hover;
             }
-            Gui.drawRect(0, tabbedPane.getCurrentPage().equals(address) ? 0 : 2, getBounds().width, getBounds().height, 0xFF444444);
+            RenderUtils.drawRectSafe(0, tabbedPane.getCurrentPage().equals(address) ? 0 : 2, getBounds().width, getBounds().height, 0xFF444444);
             if (bg != null)
-                Gui.drawRect(1,tabbedPane.getCurrentPage().equals(address) ? 1 : 3,getBounds().width - 1, getBounds().height, bg.getRGB());
+                RenderUtils.drawRectSafe(1,tabbedPane.getCurrentPage().equals(address) ? 1 : 3,getBounds().width - 1, getBounds().height, bg.getRGB());
 
             FontRenderer renderer = Minecraft.getMinecraft().fontRendererObj;
             int width = renderer.getStringWidth(text);
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MParameter.java b/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MParameter.java
index bc7f81e1..46d26e7f 100755
--- a/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MParameter.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MParameter.java
@@ -5,6 +5,7 @@ import kr.syeyoung.dungeonsguide.gui.MPanel;
 import kr.syeyoung.dungeonsguide.roomedit.Parameter;
 import kr.syeyoung.dungeonsguide.roomedit.gui.GuiDungeonParameterEdit;
 import kr.syeyoung.dungeonsguide.roomedit.panes.DynamicEditor;
+import kr.syeyoung.dungeonsguide.utils.RenderUtils;
 import lombok.Getter;
 import lombok.Setter;
 import net.minecraft.client.gui.Gui;
@@ -45,7 +46,7 @@ public class MParameter extends MPanel {
     @Override
     public void render(int absMousex, int absMousey, int relMousex0, int relMousey0, float partialTicks, Rectangle scissor) {
         if (hover != null && new Rectangle(new Point(0,0),getBounds().getSize()).contains(relMousex0, relMousey0)) {
-            Gui.drawRect(0,0,getBounds().width, getBounds().height, hover.getRGB());
+            RenderUtils.drawRectSafe(0,0,getBounds().width, getBounds().height, hover.getRGB());
         }
     }
 
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MPortableColorEdit.java b/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MPortableColorEdit.java
index 138846b8..641d04a7 100644
--- a/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MPortableColorEdit.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MPortableColorEdit.java
@@ -71,8 +71,8 @@ public class MPortableColorEdit extends MPanel {
     @Override
     public void render(int absMousex, int absMousey, int relMousex0, int relMousey0, float partialTicks, Rectangle scissor) {
 
-        Gui.drawRect(0,0,getSize().width,getSize().height, 0xff333333);
-        Gui.drawRect(1,1,getSize().width-1,getSize().height-1, 0xffa1a1a1);
+        RenderUtils.drawRectSafe(0,0,getSize().width,getSize().height, 0xff333333);
+        RenderUtils.drawRectSafe(1,1,getSize().width-1,getSize().height-1, 0xffa1a1a1);
 
         int width = getBounds().height- 35;
         Tessellator tessellator = Tessellator.getInstance();
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MTabbedPane.java b/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MTabbedPane.java
index dc14264b..f443342c 100755
--- a/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MTabbedPane.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MTabbedPane.java
@@ -38,7 +38,7 @@ public class MTabbedPane extends MPanel {
 
     @Override
     public void render(int absMousex, int absMousey, int relMousex0, int relMousey0, float partialTicks, Rectangle scissor) {
-        Gui.drawRect(0, 15, getBounds().width, getBounds().height, 0xFF444444);
+        RenderUtils.drawRectSafe(0, 15, getBounds().width, getBounds().height, 0xFF444444);
     }
 
     public void addTab(String tab, MPanel panel) {
@@ -114,9 +114,9 @@ public class MTabbedPane extends MPanel {
             } else if (new Rectangle(new Point(0,0),bounds).contains(relMousex0, relMousey0)) {
                 bg = hover;
             }
-            Gui.drawRect(0, tabbedPane.getSelectedKey().equals(text) ? 0 : 2, getBounds().width, getBounds().height, 0xFF444444);
+            RenderUtils.drawRectSafe(0, tabbedPane.getSelectedKey().equals(text) ? 0 : 2, getBounds().width, getBounds().height, 0xFF444444);
             if (bg != null)
-                Gui.drawRect(1,tabbedPane.getSelectedKey().equals(text) ? 1 : 3,getBounds().width - 1, getBounds().height, bg.getRGB());
+                RenderUtils.drawRectSafe(1,tabbedPane.getSelectedKey().equals(text) ? 1 : 3,getBounds().width - 1, getBounds().height, bg.getRGB());
 
             FontRenderer renderer = Minecraft.getMinecraft().fontRendererObj;
             int width = renderer.getStringWidth(text);
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MTextField.java b/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MTextField.java
index d3f2b2c0..8c5ce1c8 100755
--- a/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MTextField.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MTextField.java
@@ -1,6 +1,7 @@
 package kr.syeyoung.dungeonsguide.gui.elements;
 
 import kr.syeyoung.dungeonsguide.gui.MPanel;
+import kr.syeyoung.dungeonsguide.utils.RenderUtils;
 import lombok.Getter;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.gui.FontRenderer;
@@ -42,8 +43,8 @@ public class MTextField extends MPanel {
 
     @Override
     public void render(int absMousex, int absMousey, int relMousex0, int relMousey0, float partialTicks, Rectangle clip) {
-        Gui.drawRect(0,0,getBounds().width, getBounds().height, isFocused ? Color.white.getRGB() : Color.gray.getRGB());
-        Gui.drawRect(1,1,getBounds().width - 1, getBounds().height - 1, Color.black.getRGB());
+        RenderUtils.drawRectSafe(0,0,getBounds().width, getBounds().height, isFocused ? Color.white.getRGB() : Color.gray.getRGB());
+        RenderUtils.drawRectSafe(1,1,getBounds().width - 1, getBounds().height - 1, Color.black.getRGB());
 
         Minecraft mc = Minecraft.getMinecraft();
         clip(new ScaledResolution(mc), clip.x + 1, clip.y + 1, clip.width - 2, clip.height - 2);
@@ -55,7 +56,7 @@ public class MTextField extends MPanel {
             if (selectionStart != -1) {
                 int startX = fr.getStringWidth(text.substring(0, selectionStart)) - xOffset;
                 int endX = fr.getStringWidth(text.substring(0, selectionEnd)) - xOffset;
-                Gui.drawRect(3 + startX, y, 3 + endX, y + fr.FONT_HEIGHT, 0xFF00FF00);
+                RenderUtils.drawRectSafe(3 + startX, y, 3 + endX, y + fr.FONT_HEIGHT, 0xFF00FF00);
                 fr.drawString(text.substring(selectionStart, selectionEnd), 3 + startX, y, foreground.getRGB());
             }
 
@@ -65,7 +66,7 @@ public class MTextField extends MPanel {
                 int x = fr.getStringWidth(text.substring(0, cursor)) - xOffset;
                 cursorBlickTicker++;
                 if (cursorBlickTicker < 10)
-                    Gui.drawRect(3 + x, y, 4 + x, y + fr.FONT_HEIGHT, 0xFFFFFFFF);
+                    RenderUtils.drawRectSafe(3 + x, y, 4 + x, y + fr.FONT_HEIGHT, 0xFFFFFFFF);
                 if (cursorBlickTicker == 20) cursorBlickTicker = 0;
             }
         }
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MToggleButton.java b/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MToggleButton.java
index 5d2d4d67..8c217231 100755
--- a/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MToggleButton.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MToggleButton.java
@@ -1,6 +1,7 @@
 package kr.syeyoung.dungeonsguide.gui.elements;
 
 import kr.syeyoung.dungeonsguide.gui.MPanel;
+import kr.syeyoung.dungeonsguide.utils.RenderUtils;
 import lombok.Getter;
 import lombok.Setter;
 import net.minecraft.client.Minecraft;
@@ -23,8 +24,8 @@ public class MToggleButton extends MPanel {
 
         int gap = 1;
 
-        Gui.drawRect(0, 0, bounds.width, bounds.height, 0xFF333333);
-        Gui.drawRect(gap, gap, bounds.width-gap, bounds.height-gap, 0xFF171717);
+        RenderUtils.drawRectSafe(0, 0, bounds.width, bounds.height, 0xFF333333);
+        RenderUtils.drawRectSafe(gap, gap, bounds.width-gap, bounds.height-gap, 0xFF171717);
 
 
         FontRenderer fr = Minecraft.getMinecraft().fontRendererObj;
@@ -35,14 +36,14 @@ public class MToggleButton extends MPanel {
             GlStateManager.scale(1.0/scale,1.0/scale,0);
             fr.drawString("ON", x, x, 0xFF9B9B9B);
             GlStateManager.popMatrix();
-            Gui.drawRect(bounds.width - bounds.height+gap,gap, bounds.width - gap, bounds.height - gap, 0xFF00B200);
+            RenderUtils.drawRectSafe(bounds.width - bounds.height+gap,gap, bounds.width - gap, bounds.height - gap, 0xFF00B200);
         } else {
             GlStateManager.pushMatrix();
             GlStateManager.scale(1.0/scale,1.0/scale,0);
             int x = (int) ((scale * bounds.height - fr.FONT_HEIGHT)/2 + gap);
             fr.drawString("OFF", (int) (scale * bounds.width - x - fr.getStringWidth("OFF")), x, 0xFF9B9B9B);
             GlStateManager.popMatrix();
-            Gui.drawRect(gap,gap, bounds.height - gap, bounds.height - gap, 0xFFCD4000);
+            RenderUtils.drawRectSafe(gap,gap, bounds.height - gap, bounds.height - gap, 0xFFCD4000);
         }
     }
 
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MValue.java b/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MValue.java
index e4e51841..a18063c6 100755
--- a/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MValue.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/gui/elements/MValue.java
@@ -4,6 +4,7 @@ import kr.syeyoung.dungeonsguide.roomedit.EditingContext;
 import kr.syeyoung.dungeonsguide.gui.MPanel;
 import kr.syeyoung.dungeonsguide.roomedit.gui.GuiDungeonValueEdit;
 import kr.syeyoung.dungeonsguide.roomedit.valueedit.ValueEditOffsetPointSet;
+import kr.syeyoung.dungeonsguide.utils.RenderUtils;
 import lombok.Getter;
 import lombok.Setter;
 import net.minecraft.client.gui.Gui;
@@ -37,7 +38,7 @@ public class MValue<T> extends MPanel {
     @Override
     public void render(int absMousex, int absMousey, int relMousex0, int relMousey0, float partialTicks, Rectangle scissor) {
         if (hover != null && new Rectangle(new Point(0,0),getBounds().getSize()).contains(relMousex0, relMousey0)) {
-            Gui.drawRect(0,0,getBounds().width, getBounds().height, hover.getRGB());
+            RenderUtils.drawRectSafe(0,0,getBounds().width, getBounds().height, hover.getRGB());
         }
     }
 
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/party/PartyInviteViewer.java b/src/main/java/kr/syeyoung/dungeonsguide/party/PartyInviteViewer.java
index 845b7308..79c1faa9 100644
--- a/src/main/java/kr/syeyoung/dungeonsguide/party/PartyInviteViewer.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/party/PartyInviteViewer.java
@@ -7,6 +7,7 @@ import kr.syeyoung.dungeonsguide.features.AbstractFeature;
 import kr.syeyoung.dungeonsguide.features.FeatureRegistry;
 import kr.syeyoung.dungeonsguide.features.GuiFeature;
 import kr.syeyoung.dungeonsguide.features.listener.ScreenRenderListener;
+import kr.syeyoung.dungeonsguide.utils.RenderUtils;
 import kr.syeyoung.dungeonsguide.utils.TextUtils;
 import net.arikia.dev.drpc.DiscordRPC;
 import net.minecraft.client.Minecraft;
@@ -162,6 +163,7 @@ public class PartyInviteViewer {
                 y += height + gap;
             }
             GlStateManager.popMatrix();
+            GlStateManager.enableBlend();
         } catch (Throwable t) {
             t.printStackTrace();
         }
@@ -180,8 +182,8 @@ public class PartyInviteViewer {
         GlStateManager.pushMatrix();
             GlStateManager.translate(x,y,0);
 
-            Gui.drawRect(0, 0,width,height, 0xFF23272a);
-            Gui.drawRect(2, 2, width-2, height-2, 0XFF2c2f33);
+            RenderUtils.drawRectSafe(0, 0,width,height, 0xFF23272a);
+            RenderUtils.drawRectSafe(2, 2, width-2, height-2, 0XFF2c2f33);
         {
             String avatar = "https://cdn.discordapp.com/avatars/"+partyJoinRequest.getDiscordUser().userId+"/"+partyJoinRequest.getDiscordUser().avatar+".png";
             Future<LoadedImage> loadedImageFuture = loadImage(avatar);
@@ -212,7 +214,7 @@ public class PartyInviteViewer {
                 GlStateManager.setActiveTexture(OpenGlHelper.defaultTexUnit);
                 GlStateManager.popAttrib();
             } else {
-                Gui.drawRect(7, 7, height - 7, height-7, 0xFF4E4E4E);
+                RenderUtils.drawRectSafe(7, 7, height - 7, height-7, 0xFF4E4E4E);
             }
         }
 
@@ -242,7 +244,7 @@ public class PartyInviteViewer {
                     GlStateManager.pushMatrix();
                         String text = "Accept";
                         partyJoinRequest.getAcceptRect().setBounds(x + height + 3, y + height - 25, widthForTheThing - 10, 25);
-                        Gui.drawRect(0, 0, widthForTheThing - 10, 25, hover && partyJoinRequest.getAcceptRect().contains(mouseX, mouseY) ? 0xFF859DF0 : 0xFF7289da);
+                        RenderUtils.drawRectSafe(0, 0, widthForTheThing - 10, 25, hover && partyJoinRequest.getAcceptRect().contains(mouseX, mouseY) ? 0xFF859DF0 : 0xFF7289da);
                         GlStateManager.translate((widthForTheThing - 10 - fr.getStringWidth(text) * 2) / 2, 15 - fr.FONT_HEIGHT, 0);
 
                         GlStateManager.scale(2.0f, 2.0f, 1.0f);
@@ -250,7 +252,7 @@ public class PartyInviteViewer {
                     GlStateManager.popMatrix();
                     GlStateManager.translate(widthForTheThing, 0, 0);
                     partyJoinRequest.getDenyRect().setBounds(x + height + 3 + widthForTheThing, y + height - 25, widthForTheThing - 10, 25);
-                    Gui.drawRect(0, 0, widthForTheThing - 10, 25, hover && partyJoinRequest.getDenyRect().contains(mouseX, mouseY) ? 0xFFAEC0CB : 0xFF99aab5);
+                    RenderUtils.drawRectSafe(0, 0, widthForTheThing - 10, 25, hover && partyJoinRequest.getDenyRect().contains(mouseX, mouseY) ? 0xFFAEC0CB : 0xFF99aab5);
                     GlStateManager.pushMatrix();
                         text = "Deny";
                         GlStateManager.translate((widthForTheThing - 10 - fr.getStringWidth(text) * 2) / 2, 15 - fr.FONT_HEIGHT, 0);
@@ -259,7 +261,7 @@ public class PartyInviteViewer {
                     GlStateManager.popMatrix();
                     GlStateManager.translate(widthForTheThing, 0, 0);
                     partyJoinRequest.getIgnoreRect().setBounds(x + height + 3 + widthForTheThing + widthForTheThing, y + height - 25, widthForTheThing - 10, 25);
-                    Gui.drawRect(0, 0, widthForTheThing - 10, 25, hover && partyJoinRequest.getIgnoreRect().contains(mouseX, mouseY) ? 0xFFAEC0CB : 0xFF99aab5); // AEC0CB
+                    RenderUtils.drawRectSafe(0, 0, widthForTheThing - 10, 25, hover && partyJoinRequest.getIgnoreRect().contains(mouseX, mouseY) ? 0xFFAEC0CB : 0xFF99aab5); // AEC0CB
                     GlStateManager.pushMatrix();
                         text = "Ignore";
                         GlStateManager.translate((widthForTheThing - 10 - fr.getStringWidth(text) * 2) / 2, 15 - fr.FONT_HEIGHT, 0);
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/roomedit/gui/GuiDungeonAddSet.java b/src/main/java/kr/syeyoung/dungeonsguide/roomedit/gui/GuiDungeonAddSet.java
index d8cf391e..da08a330 100755
--- a/src/main/java/kr/syeyoung/dungeonsguide/roomedit/gui/GuiDungeonAddSet.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/roomedit/gui/GuiDungeonAddSet.java
@@ -127,19 +127,24 @@ public class GuiDungeonAddSet extends GuiScreen {
 
     @Override
     public void drawScreen(int mouseX, int mouseY, float partialTicks) {
+
+
         ScaledResolution scaledResolution = new ScaledResolution(Minecraft.getMinecraft());
         GlStateManager.pushMatrix();
         GlStateManager.pushAttrib();
+        GlStateManager.disableLighting();
+        GlStateManager.disableFog();
+        GL11.glDisable(GL11.GL_FOG);
+        GlStateManager.color(1, 1, 1, 1);
         GlStateManager.disableDepth();
         GlStateManager.depthMask(false);
-        GlStateManager.disableLighting();
-        GlStateManager.disableFog();GL11.glDisable(GL11.GL_FOG);
-        GlStateManager.color(1,1,1,1);
-        GlStateManager.pushAttrib();
         mainPanel.render0(scaledResolution, new Point(0,0), new Rectangle(0,0,scaledResolution.getScaledWidth(),scaledResolution.getScaledHeight()), mouseX, mouseY, mouseX, mouseY, partialTicks);
+        GlStateManager.enableDepth();
+        GlStateManager.depthMask(true);
         GlStateManager.popAttrib();
         GlStateManager.popMatrix();
-        GlStateManager.popAttrib();
+        GlStateManager.enableBlend();
+        GlStateManager.enableLighting();
     }
 
     @Override
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/roomedit/gui/GuiDungeonParameterEdit.java b/src/main/java/kr/syeyoung/dungeonsguide/roomedit/gui/GuiDungeonParameterEdit.java
index e39b136a..9857b509 100755
--- a/src/main/java/kr/syeyoung/dungeonsguide/roomedit/gui/GuiDungeonParameterEdit.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/roomedit/gui/GuiDungeonParameterEdit.java
@@ -163,19 +163,23 @@ public class GuiDungeonParameterEdit extends GuiScreen {
 
     @Override
     public void drawScreen(int mouseX, int mouseY, float partialTicks) {
+
         ScaledResolution scaledResolution = new ScaledResolution(Minecraft.getMinecraft());
         GlStateManager.pushMatrix();
         GlStateManager.pushAttrib();
+        GlStateManager.disableLighting();
+        GlStateManager.disableFog();
+        GL11.glDisable(GL11.GL_FOG);
+        GlStateManager.color(1, 1, 1, 1);
         GlStateManager.disableDepth();
         GlStateManager.depthMask(false);
-        GlStateManager.disableLighting();
-        GlStateManager.disableFog();GL11.glDisable(GL11.GL_FOG);
-        GlStateManager.color(1,1,1,1);
-        GlStateManager.pushAttrib();
         mainPanel.render0(scaledResolution, new Point(0,0), new Rectangle(0,0,scaledResolution.getScaledWidth(),scaledResolution.getScaledHeight()), mouseX, mouseY, mouseX, mouseY, partialTicks);
-        GlStateManager.popAttrib();
+        GlStateManager.enableDepth();
+        GlStateManager.depthMask(true);
         GlStateManager.popAttrib();
         GlStateManager.popMatrix();
+        GlStateManager.enableBlend();
+        GlStateManager.enableLighting();
     }
 
     @Override
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/roomedit/gui/GuiDungeonRoomEdit.java b/src/main/java/kr/syeyoung/dungeonsguide/roomedit/gui/GuiDungeonRoomEdit.java
index 34d7f740..f7638fc7 100755
--- a/src/main/java/kr/syeyoung/dungeonsguide/roomedit/gui/GuiDungeonRoomEdit.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/roomedit/gui/GuiDungeonRoomEdit.java
@@ -59,19 +59,23 @@ public class GuiDungeonRoomEdit extends GuiScreen {
 
     @Override
     public void drawScreen(int mouseX, int mouseY, float partialTicks) {
+
         ScaledResolution scaledResolution = new ScaledResolution(Minecraft.getMinecraft());
         GlStateManager.pushMatrix();
         GlStateManager.pushAttrib();
+        GlStateManager.disableLighting();
+        GlStateManager.disableFog();
+        GL11.glDisable(GL11.GL_FOG);
+        GlStateManager.color(1, 1, 1, 1);
         GlStateManager.disableDepth();
         GlStateManager.depthMask(false);
-        GlStateManager.disableLighting();
-        GlStateManager.disableFog();GL11.glDisable(GL11.GL_FOG);
-        GlStateManager.color(1,1,1,1);
-        GlStateManager.pushAttrib();
         mainPanel.render0(scaledResolution, new Point(0,0), new Rectangle(0,0,scaledResolution.getScaledWidth(),scaledResolution.getScaledHeight()), mouseX, mouseY, mouseX, mouseY, partialTicks);
-        GlStateManager.popAttrib();
+        GlStateManager.enableDepth();
+        GlStateManager.depthMask(true);
         GlStateManager.popAttrib();
         GlStateManager.popMatrix();
+        GlStateManager.enableBlend();
+        GlStateManager.enableLighting();
     }
 
     @Override
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/roomedit/gui/GuiDungeonValueEdit.java b/src/main/java/kr/syeyoung/dungeonsguide/roomedit/gui/GuiDungeonValueEdit.java
index 74bffd78..8601275c 100755
--- a/src/main/java/kr/syeyoung/dungeonsguide/roomedit/gui/GuiDungeonValueEdit.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/roomedit/gui/GuiDungeonValueEdit.java
@@ -120,19 +120,23 @@ public class GuiDungeonValueEdit extends GuiScreen {
     @Override
     public void drawScreen(int mouseX, int mouseY, float partialTicks) {
         try {
+
             ScaledResolution scaledResolution = new ScaledResolution(Minecraft.getMinecraft());
             GlStateManager.pushMatrix();
             GlStateManager.pushAttrib();
+            GlStateManager.disableLighting();
+            GlStateManager.disableFog();
+            GL11.glDisable(GL11.GL_FOG);
+            GlStateManager.color(1, 1, 1, 1);
             GlStateManager.disableDepth();
             GlStateManager.depthMask(false);
-            GlStateManager.disableLighting();
-            GlStateManager.disableFog();GL11.glDisable(GL11.GL_FOG);
-            GlStateManager.color(1,1,1,1);
-            GlStateManager.pushAttrib();
-            mainPanel.render0(scaledResolution, new Point(0, 0), new Rectangle(0, 0, scaledResolution.getScaledWidth(), scaledResolution.getScaledHeight()), mouseX, mouseY, mouseX, mouseY, partialTicks);
-            GlStateManager.popAttrib();
+            mainPanel.render0(scaledResolution, new Point(0,0), new Rectangle(0,0,scaledResolution.getScaledWidth(),scaledResolution.getScaledHeight()), mouseX, mouseY, mouseX, mouseY, partialTicks);
+            GlStateManager.enableDepth();
+            GlStateManager.depthMask(true);
             GlStateManager.popAttrib();
             GlStateManager.popMatrix();
+            GlStateManager.enableBlend();
+            GlStateManager.enableLighting();
         } catch (Throwable e) {
             e.printStackTrace();
         }
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/roomedit/panes/ActionTreeDisplayPane.java b/src/main/java/kr/syeyoung/dungeonsguide/roomedit/panes/ActionTreeDisplayPane.java
index 3a111436..a0c17ef8 100755
--- a/src/main/java/kr/syeyoung/dungeonsguide/roomedit/panes/ActionTreeDisplayPane.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/roomedit/panes/ActionTreeDisplayPane.java
@@ -5,6 +5,7 @@ import kr.syeyoung.dungeonsguide.dungeon.actions.tree.ActionTree;
 import kr.syeyoung.dungeonsguide.dungeon.actions.tree.ActionTreeUtil;
 import kr.syeyoung.dungeonsguide.dungeon.roomfinder.DungeonRoom;
 import kr.syeyoung.dungeonsguide.gui.MPanel;
+import kr.syeyoung.dungeonsguide.utils.RenderUtils;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.gui.FontRenderer;
 import net.minecraft.client.gui.Gui;
@@ -155,8 +156,8 @@ public class ActionTreeDisplayPane extends MPanel {
         int offset = 2;
         int height = (fr.FONT_HEIGHT + offset) * lines.length;
 
-        Gui.drawRect(x,y,x + maxWidth +10, y + height + 10, 0xff000000);
-        Gui.drawRect(x+1,y+1,x + maxWidth +8, y + height + 8, 0xff4d4d4d);
+        RenderUtils.drawRectSafe(x,y,x + maxWidth +10, y + height + 10, 0xff000000);
+        RenderUtils.drawRectSafe(x+1,y+1,x + maxWidth +8, y + height + 8, 0xff4d4d4d);
         for (int i = 0; i < lines.length; i++) {
             fr.drawString(lines[i], x + 5, y + 5 + i*(fr.FONT_HEIGHT + offset), 0xffffffff);
         }
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/roomedit/panes/RoomDataDisplayPane.java b/src/main/java/kr/syeyoung/dungeonsguide/roomedit/panes/RoomDataDisplayPane.java
index 86739f46..fcd8e69b 100755
--- a/src/main/java/kr/syeyoung/dungeonsguide/roomedit/panes/RoomDataDisplayPane.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/roomedit/panes/RoomDataDisplayPane.java
@@ -2,6 +2,7 @@ package kr.syeyoung.dungeonsguide.roomedit.panes;
 
 import kr.syeyoung.dungeonsguide.dungeon.roomfinder.DungeonRoom;
 import kr.syeyoung.dungeonsguide.gui.MPanel;
+import kr.syeyoung.dungeonsguide.utils.RenderUtils;
 import net.minecraft.block.Block;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.gui.FontRenderer;
@@ -33,14 +34,14 @@ public class RoomDataDisplayPane extends MPanel {
 
         int[][] blocks = dungeonRoom.getDungeonRoomInfo().getBlocks();
         // draw Axis;
-        Gui.drawRect(0,0,10,10,0x77777777);
+        RenderUtils.drawRectSafe(0,0,10,10,0x77777777);
         clip(sr, clip.x + 10, clip.y, clip.width - 10, 10);
-        Gui.drawRect(0,0,getBounds().width, getBounds().height, 0x77777777);
+        RenderUtils.drawRectSafe(0,0,getBounds().width, getBounds().height, 0x77777777);
         for (int x = 0; x < blocks[0].length; x++) {
             fr.drawString(x+"", x * 16 +10 + offsetX, 0, 0xFFFFFFFF);
         }
         clip(sr, clip.x, clip.y +10, 10, clip.height-10);
-        Gui.drawRect(0,0,getBounds().width, getBounds().height, 0x77777777);
+        RenderUtils.drawRectSafe(0,0,getBounds().width, getBounds().height, 0x77777777);
         for (int z = 0; z < blocks.length; z++) {
             fr.drawString(z+"", 2, z * 16 + 10 + offsetY, 0xFFFFFFFF);
         }
@@ -53,9 +54,9 @@ public class RoomDataDisplayPane extends MPanel {
             for (int x = 0; x < blocks[z].length; x++) {
                 int data = blocks[z][x];
                 if (z == selectedY && x == selectedX){
-                    Gui.drawRect(x *16 +10+offsetX, z *16 +10 + offsetY, x *16 +26 +offsetX, z *16 +26 + offsetY, 0xAA707070);
+                    RenderUtils.drawRectSafe(x *16 +10+offsetX, z *16 +10 + offsetY, x *16 +26 +offsetX, z *16 +26 + offsetY, 0xAA707070);
                 } else if (z == hoverY && x == hoverX) {
-                    Gui.drawRect(x *16 +10+offsetX, z *16 +10 + offsetY, x *16 +26 +offsetX, z *16 +26 + offsetY, 0xAA505050);
+                    RenderUtils.drawRectSafe(x *16 +10+offsetX, z *16 +10 + offsetY, x *16 +26 +offsetX, z *16 +26 + offsetY, 0xAA505050);
                 }
 
 
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/roomedit/panes/RoomMatchDisplayPane.java b/src/main/java/kr/syeyoung/dungeonsguide/roomedit/panes/RoomMatchDisplayPane.java
index 4250045c..6c6cc6a5 100755
--- a/src/main/java/kr/syeyoung/dungeonsguide/roomedit/panes/RoomMatchDisplayPane.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/roomedit/panes/RoomMatchDisplayPane.java
@@ -5,6 +5,7 @@ import kr.syeyoung.dungeonsguide.dungeon.roomfinder.DungeonRoom;
 import kr.syeyoung.dungeonsguide.dungeon.roomfinder.DungeonRoomInfoRegistry;
 import kr.syeyoung.dungeonsguide.gui.MPanel;
 import kr.syeyoung.dungeonsguide.utils.ArrayUtils;
+import kr.syeyoung.dungeonsguide.utils.RenderUtils;
 import net.minecraft.block.Block;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.gui.FontRenderer;
@@ -44,14 +45,14 @@ public class RoomMatchDisplayPane extends MPanel {
         int width = Math.max(currentBlocks[0].length, targetBlocks[0].length);
 
         // draw Axis;
-        Gui.drawRect(0,0,10,10,0x77777777);
+        RenderUtils.drawRectSafe(0,0,10,10,0x77777777);
         clip(sr, clip.x + 10, clip.y, clip.width - 10, 10);
-        Gui.drawRect(0,0,getBounds().width, getBounds().height, 0x77777777);
+        RenderUtils.drawRectSafe(0,0,getBounds().width, getBounds().height, 0x77777777);
         for (int x = 0; x < width; x++) {
             fr.drawString(x+"", x * 16 +10 + offsetX, 0, 0xFFFFFFFF);
         }
         clip(sr, clip.x, clip.y +10, 10, clip.height-10);
-        Gui.drawRect(0,0,getBounds().width, getBounds().height, 0x77777777);
+        RenderUtils.drawRectSafe(0,0,getBounds().width, getBounds().height, 0x77777777);
         for (int z = 0; z < height; z++) {
             fr.drawString(z+"", 2, z * 16 + 10 + offsetY, 0xFFFFFFFF);
         }
@@ -72,7 +73,7 @@ public class RoomMatchDisplayPane extends MPanel {
                 }
 
                 if (z == hoverY && x == hoverX) {
-                    Gui.drawRect(x *16 +10+offsetX, z *16 +10 + offsetY, x *16 +26 +offsetX, z *16 +26 + offsetY, 0xAA505050);
+                    RenderUtils.drawRectSafe(x *16 +10+offsetX, z *16 +10 + offsetY, x *16 +26 +offsetX, z *16 +26 + offsetY, 0xAA505050);
                 }
 
                 if (data1 == data2) drawItemStack(new ItemStack(Item.getItemFromBlock(Block.getBlockById(data1)), 1), x * 16 +10 + offsetX, z *16 +10 + offsetY);
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/roomprocessor/RoomProcessorBlazeSolver.java b/src/main/java/kr/syeyoung/dungeonsguide/roomprocessor/RoomProcessorBlazeSolver.java
index d8401756..66f607b2 100755
--- a/src/main/java/kr/syeyoung/dungeonsguide/roomprocessor/RoomProcessorBlazeSolver.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/roomprocessor/RoomProcessorBlazeSolver.java
@@ -137,7 +137,7 @@ public class RoomProcessorBlazeSolver extends GeneralRoomProcessor {
             GL11.glStencilFunc(GL11.GL_EQUAL, 1, 0xFF);
             GL11.glStencilOp(GL11.GL_KEEP, GL11.GL_KEEP, GL11.GL_KEEP);
 
-//            Gui.drawRect(-9999,-9999, 9999, 9999, 0xFFFFFFFF);
+//            RenderUtils.drawRectSafe(-9999,-9999, 9999, 9999, 0xFFFFFFFF);
 
             boolean border = true;
 
diff --git a/src/main/java/kr/syeyoung/dungeonsguide/utils/RenderUtils.java b/src/main/java/kr/syeyoung/dungeonsguide/utils/RenderUtils.java
index 35319e71..8ffcab39 100755
--- a/src/main/java/kr/syeyoung/dungeonsguide/utils/RenderUtils.java
+++ b/src/main/java/kr/syeyoung/dungeonsguide/utils/RenderUtils.java
@@ -70,7 +70,6 @@ public class RenderUtils {
         }
         tessellator.draw();
         GlStateManager.enableTexture2D();
-        GlStateManager.disableBlend();
     }
 
 
@@ -118,6 +117,42 @@ public class RenderUtils {
         }
         tessellator.draw();
         GlStateManager.enableTexture2D();
+        GlStateManager.enableBlend();
+    }
+
+    public static void drawRectSafe(int left, int top, int right, int bottom, int color)
+    {
+        if (left < right)
+        {
+            int i = left;
+            left = right;
+            right = i;
+        }
+
+        if (top < bottom)
+        {
+            int j = top;
+            top = bottom;
+            bottom = j;
+        }
+
+        float f3 = (float)(color >> 24 & 255) / 255.0F;
+        float f = (float)(color >> 16 & 255) / 255.0F;
+        float f1 = (float)(color >> 8 & 255) / 255.0F;
+        float f2 = (float)(color & 255) / 255.0F;
+        Tessellator tessellator = Tessellator.getInstance();
+        WorldRenderer worldrenderer = tessellator.getWorldRenderer();
+        GlStateManager.enableBlend();
+        GlStateManager.disableTexture2D();
+        GlStateManager.tryBlendFuncSeparate(770, 771, 1, 0);
+        GlStateManager.color(f, f1, f2, f3);
+        worldrenderer.begin(7, DefaultVertexFormats.POSITION);
+        worldrenderer.pos((double)left, (double)bottom, 0.0D).endVertex();
+        worldrenderer.pos((double)right, (double)bottom, 0.0D).endVertex();
+        worldrenderer.pos((double)right, (double)top, 0.0D).endVertex();
+        worldrenderer.pos((double)left, (double)top, 0.0D).endVertex();
+        tessellator.draw();
+        GlStateManager.enableTexture2D();
         GlStateManager.disableBlend();
     }