Create object for render event containing partial ticks

src/main/java/baritone/bot/GameEventHandler.java

@@ -4,6 +4,7 @@ import baritone.bot.behavior.Behavior;
 import baritone.bot.event.IGameEventListener;
 import baritone.bot.event.events.ChatEvent;
 import baritone.bot.event.events.ChunkEvent;
+import baritone.bot.event.events.RenderEvent;
 import baritone.bot.event.events.WorldEvent;
 import net.minecraft.client.settings.KeyBinding;
 import org.lwjgl.input.Keyboard;
@@ -16,8 +17,7 @@ import java.util.function.Consumer;
  */
 public final class GameEventHandler implements IGameEventListener {
 
-    GameEventHandler() {
-    }
+    GameEventHandler() {}
 
     @Override
     public final void onTick() {
@@ -81,8 +81,8 @@ public final class GameEventHandler implements IGameEventListener {
     }
 
     @Override
-    public void onRenderPass() {
-        dispatch(Behavior::onRenderPass);
+    public void onRenderPass(RenderEvent event) {
+        dispatch(behavior -> onRenderPass(event));
     }
 
     @Override

src/main/java/baritone/bot/chunk/CachedChunk.java

@@ -13,7 +13,7 @@ public final class CachedChunk implements IBlockTypeAccess {
 
     /**
      * The size of the chunk data in bits. Equal to 16 KiB.
-     * <br>
+     * <p>
      * Chunks are 16x16x256, each block requires 2 bits.
      */
     public static final int SIZE = 2 * 16 * 16 * 256;
@@ -40,7 +40,7 @@ public final class CachedChunk implements IBlockTypeAccess {
 
     /**
      * The actual raw data of this packed chunk.
-     * <br>
+     * <p>
      * Each block is expressed as 2 bits giving a total of 16 KiB
      */
     private final BitSet data;

src/main/java/baritone/bot/event/AbstractGameEventListener.java

@@ -2,6 +2,7 @@ package baritone.bot.event;
 
 import baritone.bot.event.events.ChatEvent;
 import baritone.bot.event.events.ChunkEvent;
+import baritone.bot.event.events.RenderEvent;
 import baritone.bot.event.events.WorldEvent;
 
 /**
@@ -35,7 +36,7 @@ public interface AbstractGameEventListener extends IGameEventListener {
     default void onChunkEvent(ChunkEvent event) {}
 
     @Override
-    default void onRenderPass() {}
+    default void onRenderPass(RenderEvent event) {}
 
     @Override
     default void onWorldEvent(WorldEvent event) {}

src/main/java/baritone/bot/event/IGameEventListener.java

@@ -2,11 +2,13 @@ package baritone.bot.event;
 
 import baritone.bot.event.events.ChatEvent;
 import baritone.bot.event.events.ChunkEvent;
+import baritone.bot.event.events.RenderEvent;
 import baritone.bot.event.events.WorldEvent;
 import net.minecraft.client.Minecraft;
 import net.minecraft.client.entity.EntityPlayerSP;
 import net.minecraft.client.multiplayer.WorldClient;
 import net.minecraft.client.renderer.EntityRenderer;
+import net.minecraft.client.settings.GameSettings;
 
 /**
  * @author Brady
@@ -50,11 +52,13 @@ public interface IGameEventListener {
     void onChunkEvent(ChunkEvent event);
 
     /**
-     * Runs once each frame
+     * Runs once per world render pass. Two passes are made when {@link GameSettings#anaglyph} is on.
+     * <p>
+     * <b>Note:</b> {@link GameSettings#anaglyph} has been removed in Minecraft 1.13
      *
      * @see EntityRenderer#renderWorldPass(int, float, long)
      */
-    void onRenderPass();
+    void onRenderPass(RenderEvent event);
 
     /**
      * Runs before and after whenever a new world is loaded

src/main/java/baritone/bot/event/events/RenderEvent.java

@@ -0,0 +1,24 @@
+package baritone.bot.event.events;
+
+/**
+ * @author Brady
+ * @since 8/5/2018 12:28 AM
+ */
+public final class RenderEvent {
+
+    /**
+     * The current render partial ticks
+     */
+    private final float partialTicks;
+
+    public RenderEvent(float partialTicks) {
+        this.partialTicks = partialTicks;
+    }
+
+    /**
+     * @return The current render partial ticks
+     */
+    public final float getPartialTicks() {
+        return this.partialTicks;
+    }
+}

src/main/java/baritone/launch/mixins/MixinEntityRenderer.java

@@ -1,6 +1,7 @@
 package baritone.launch.mixins;
 
 import baritone.bot.Baritone;
+import baritone.bot.event.events.RenderEvent;
 import net.minecraft.client.renderer.EntityRenderer;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.injection.At;
@@ -18,7 +19,7 @@ public class MixinEntityRenderer {
                     args = { "ldc=hand" }
             )
     )
-    private void renderWorldPass(CallbackInfo ci) {
-        Baritone.INSTANCE.getGameEventHandler().onRenderPass();
+    private void renderWorldPass(int pass, float partialTicks, long finishTimeNano, CallbackInfo ci) {
+        Baritone.INSTANCE.getGameEventHandler().onRenderPass(new RenderEvent(partialTicks));
     }
 }