Add VRAM meter to F3 overlay

2 files changed, 24 insertions, 0 deletions

diff --git a/src/main/java/makamys/lodmod/LODMod.java b/src/main/java/makamys/lodmod/LODMod.java
index 66642c0..6b0e2c7 100644
--- a/src/main/java/makamys/lodmod/LODMod.java
+++ b/src/main/java/makamys/lodmod/LODMod.java
@@ -1,5 +1,11 @@
 package makamys.lodmod;
 
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.gui.FontRenderer;
+import net.minecraft.client.gui.ScaledResolution;
+import net.minecraft.client.renderer.entity.RenderManager;
+import net.minecraftforge.client.event.RenderGameOverlayEvent;
+import net.minecraftforge.client.event.RenderGameOverlayEvent.ElementType;
 import net.minecraftforge.common.MinecraftForge;
 import net.minecraftforge.event.world.WorldEvent;
 
@@ -62,4 +68,18 @@ public class LODMod
             renderer.serverTick();
         }
     }
+    
+    @SubscribeEvent
+    public void onRenderOverlay(RenderGameOverlayEvent event) {
+        FontRenderer fontRenderer = RenderManager.instance.getFontRenderer();
+        if(isActive() && event.type == ElementType.TEXT && fontRenderer != null && Minecraft.getMinecraft().gameSettings.showDebugInfo)
+        {
+            Minecraft mc = Minecraft.getMinecraft();
+            ScaledResolution scaledresolution = new ScaledResolution(mc, mc.displayWidth, mc.displayHeight);
+            int w = scaledresolution.getScaledWidth();
+            int h = scaledresolution.getScaledHeight();
+            String s = renderer.getDebugText();
+            fontRenderer.drawStringWithShadow(s, w - fontRenderer.getStringWidth(s) - 10, 80, 0xFFFFFF);
+        }
+    }
 }
diff --git a/src/main/java/makamys/lodmod/renderer/LODRenderer.java b/src/main/java/makamys/lodmod/renderer/LODRenderer.java
index b8121ed..2295848 100644
--- a/src/main/java/makamys/lodmod/renderer/LODRenderer.java
+++ b/src/main/java/makamys/lodmod/renderer/LODRenderer.java
@@ -492,6 +492,10 @@ public class LODRenderer {
 		return null;
 	}
 	
+	public String getDebugText() {
+	    return "VRAM: " + (nextMeshOffset / 1024 / 1024) + "MB / " + (BUFFER_SIZE / 1024 / 1024) + "MB";
+	}
+	
 	public static class LODChunkComparator implements Comparator<LODChunk> {
 		Entity player;