finally fix gui flashing issue.

1 files changed, 36 insertions, 1 deletions

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();
     }