From 0dbc18c66282cf2b0e64aef617fb5a3ea1a08133 Mon Sep 17 00:00:00 2001
From: CrushedPixel <crushedpixelmaps@gmail.com>
Date: Wed, 3 Jun 2015 02:53:30 +0200
Subject: [PATCH] Made Camera Movement Speed adjustable by Mousewheel

---
 .../replaymod/entities/CameraEntity.java      | 26 ++++++++++++++++---
 .../replaymod/events/MouseInputHandler.java   |  9 +++++--
 2 files changed, 29 insertions(+), 6 deletions(-)

diff --git a/src/main/java/eu/crushedpixel/replaymod/entities/CameraEntity.java b/src/main/java/eu/crushedpixel/replaymod/entities/CameraEntity.java
index f12a5eae..cdffaf32 100755
--- a/src/main/java/eu/crushedpixel/replaymod/entities/CameraEntity.java
+++ b/src/main/java/eu/crushedpixel/replaymod/entities/CameraEntity.java
@@ -18,9 +18,28 @@ import org.lwjgl.Sys;
 
 public class CameraEntity extends EntityPlayer {
 
-    private static final double MAX_SPEED = 10;
-    private static final double THRESHOLD = MAX_SPEED / 20;
-    private static final double DECAY = MAX_SPEED/3;
+    public static final double SPEED_CHANGE = 0.5;
+    public static final double LOWER_SPEED = 2;
+    public static final double UPPER_SPEED = 20;
+
+    private static double MAX_SPEED = 10;
+    private static double THRESHOLD = MAX_SPEED / 20;
+    private static double DECAY = MAX_SPEED/3;
+
+    public static void modifyCameraSpeed(boolean increase) {
+        setCameraMaximumSpeed(getCameraMaximumSpeed() + (increase ? 1 : -1) * SPEED_CHANGE);
+    }
+
+    public static void setCameraMaximumSpeed(double maxSpeed) {
+        if(maxSpeed < LOWER_SPEED || maxSpeed > UPPER_SPEED) return;
+        MAX_SPEED = maxSpeed;
+        THRESHOLD = MAX_SPEED / 20;
+        DECAY = MAX_SPEED/3;
+    }
+
+    public static double getCameraMaximumSpeed() {
+        return MAX_SPEED;
+    }
 
     private Vec3 direction;
     private double motion;
@@ -32,7 +51,6 @@ public class CameraEntity extends EntityPlayer {
     private boolean speedup = false;
 
     public CameraEntity(World worldIn) {
-        //super(worldIn);
         super(worldIn, Minecraft.getMinecraft().getSession().getProfile());
     }
 
diff --git a/src/main/java/eu/crushedpixel/replaymod/events/MouseInputHandler.java b/src/main/java/eu/crushedpixel/replaymod/events/MouseInputHandler.java
index 93fb5ee3..e9b66dc9 100644
--- a/src/main/java/eu/crushedpixel/replaymod/events/MouseInputHandler.java
+++ b/src/main/java/eu/crushedpixel/replaymod/events/MouseInputHandler.java
@@ -1,5 +1,6 @@
 package eu.crushedpixel.replaymod.events;
 
+import eu.crushedpixel.replaymod.entities.CameraEntity;
 import eu.crushedpixel.replaymod.replay.ReplayHandler;
 import net.minecraft.client.Minecraft;
 import net.minecraftforge.client.event.MouseEvent;
@@ -13,11 +14,15 @@ public class MouseInputHandler {
 
     @SubscribeEvent
     public void mouseEvent(MouseEvent event) {
-        if(!ReplayHandler.isInReplay() || !Mouse.isButtonDown(1)) {
-            rightDown = false;
+        if(!ReplayHandler.isInReplay()) {
             return;
         }
 
+        if(event.dwheel != 0 && mc.currentScreen == null) {
+            boolean increase = event.dwheel > 0;
+            CameraEntity.modifyCameraSpeed(increase);
+        }
+
         if(Mouse.isButtonDown(1)) {
             if(!rightDown) {
                 rightDown = true;