Fixed arm position changes when sneaking

src/main/java/com/minelittlepony/client/model/ClientPonyModel.java

@@ -6,6 +6,7 @@ import net.minecraft.entity.LivingEntity;
 import net.minecraft.util.Arm;
 
 import com.minelittlepony.client.pony.PonyData;
+import com.minelittlepony.client.render.EquineRenderManager;
 import com.minelittlepony.model.ModelAttributes;
 import com.minelittlepony.mson.api.model.biped.MsonPlayer;
 import com.minelittlepony.pony.IPony;
@@ -32,10 +33,10 @@ public abstract class ClientPonyModel<T extends LivingEntity> extends MsonPlayer
     protected IPonyData metadata = new PonyData();
 
     @Override
-    public void updateLivingState(T entity, IPony pony) {
+    public void updateLivingState(T entity, IPony pony, EquineRenderManager.Mode mode) {
         isChild = entity.isBaby();
         isSneaking = entity.isInSneakingPose();
-        attributes.updateLivingState(entity, pony);
+        attributes.updateLivingState(entity, pony, mode);
     }
 
     @Override

src/main/java/com/minelittlepony/client/model/IPonyMixinModel.java

@@ -5,6 +5,7 @@ import net.minecraft.client.util.math.MatrixStack;
 import net.minecraft.entity.LivingEntity;
 import net.minecraft.util.Arm;
 
+import com.minelittlepony.client.render.EquineRenderManager;
 import com.minelittlepony.model.BodyPart;
 import com.minelittlepony.model.IUnicorn;
 import com.minelittlepony.model.ModelAttributes;
@@ -28,8 +29,8 @@ public interface IPonyMixinModel<T extends LivingEntity, M extends IPonyModel<T>
     }
 
     @Override
-    default void updateLivingState(T entity, IPony pony) {
+    default void updateLivingState(T entity, IPony pony, EquineRenderManager.Mode mode) {
-        mixin().updateLivingState(entity, pony);
+        mixin().updateLivingState(entity, pony, mode);
     }
 
     @Override

src/main/java/com/minelittlepony/client/model/IPonyModel.java

@@ -3,6 +3,7 @@ package com.minelittlepony.client.model;
 import net.minecraft.client.model.ModelPart;
 import net.minecraft.entity.LivingEntity;
 
+import com.minelittlepony.client.render.EquineRenderManager;
 import com.minelittlepony.model.ICapitated;
 import com.minelittlepony.model.ICompartmented;
 import com.minelittlepony.model.IModel;
@@ -12,7 +13,7 @@ import com.minelittlepony.pony.IPony;
 
 public interface IPonyModel<T extends LivingEntity> extends PonyModelConstants, IModel, ICapitated<ModelPart>, ICompartmented<ModelPart>, MsonModel {
 
-    void updateLivingState(T entity, IPony pony);
+    void updateLivingState(T entity, IPony pony, EquineRenderManager.Mode mode);
 
     @Override
     default boolean hasHeadGear() {

src/main/java/com/minelittlepony/client/model/entity/ModelSeapony.java

@@ -2,6 +2,7 @@ package com.minelittlepony.client.model.entity;
 
 import com.minelittlepony.client.model.armour.ModelPonyArmour;
 import com.minelittlepony.client.model.entity.race.ModelUnicorn;
+import com.minelittlepony.client.render.EquineRenderManager;
 import com.minelittlepony.client.model.armour.ArmourWrapper;
 import com.minelittlepony.model.BodyPart;
 import com.minelittlepony.model.armour.IEquestrianArmour;
@@ -46,8 +47,8 @@ public class ModelSeapony<T extends LivingEntity> extends ModelUnicorn<T> {
     }
 
     @Override
-    public void updateLivingState(T entity, IPony pony) {
+    public void updateLivingState(T entity, IPony pony, EquineRenderManager.Mode mode) {
-        super.updateLivingState(entity, pony);
+        super.updateLivingState(entity, pony, mode);
 
         // Seaponies can't sneak, silly
         isSneaking = false;
@@ -162,8 +163,8 @@ public class ModelSeapony<T extends LivingEntity> extends ModelUnicorn<T> {
         }
 
         @Override
-        public void updateLivingState(T entity, IPony pony) {
+        public void updateLivingState(T entity, IPony pony, EquineRenderManager.Mode mode) {
-            super.updateLivingState(entity, pony);
+            super.updateLivingState(entity, pony, mode);
 
             // Seaponies can't sneak, silly
             isSneaking = false;

src/main/java/com/minelittlepony/client/model/entity/ModelWitchPony.java

@@ -4,6 +4,7 @@ import net.minecraft.entity.mob.WitchEntity;
 import net.minecraft.util.math.MathHelper;
 
 import com.minelittlepony.client.model.entity.race.ModelZebra;
+import com.minelittlepony.client.render.EquineRenderManager;
 import com.minelittlepony.pony.IPony;
 import com.minelittlepony.pony.meta.Wearable;
 
@@ -15,8 +16,8 @@ public class ModelWitchPony extends ModelZebra<WitchEntity> {
     }
 
     @Override
-    public void updateLivingState(WitchEntity entity, IPony pony) {
+    public void updateLivingState(WitchEntity entity, IPony pony, EquineRenderManager.Mode mode) {
-        super.updateLivingState(entity, pony);
+        super.updateLivingState(entity, pony, mode);
 
         if (entity.hasCustomName() && "Filly".equals(entity.getCustomName().getString())) {
             isChild = true;

src/main/java/com/minelittlepony/client/render/EquineRenderManager.java

@@ -61,7 +61,7 @@ public class EquineRenderManager<T extends LivingEntity, M extends EntityModel<T
     }
 
     public void preRenderCallback(T entity, MatrixStack stack, float ticks) {
-        updateModel(entity);
+        updateModel(entity, Mode.THIRD_PERSON);
 
         float s = getScaleFactor();
         stack.scale(s, s, s);
@@ -144,16 +144,16 @@ public class EquineRenderManager<T extends LivingEntity, M extends EntityModel<T
         playerModel.apply(pony.getMetadata());
     }
 
-    public void updateModel(T entity) {
+    public void updateModel(T entity, Mode mode) {
         pony = renderer.getEntityPony(entity);
         playerModel.apply(pony.getMetadata());
         pony.updateForEntity(entity);
 
-        getModel().updateLivingState(entity, pony);
+        getModel().updateLivingState(entity, pony, mode);
     }
 
     public IPony getPony(T entity) {
-        updateModel(entity);
+        updateModel(entity, Mode.THIRD_PERSON);
         return pony;
     }
 
@@ -187,4 +187,9 @@ public class EquineRenderManager<T extends LivingEntity, M extends EntityModel<T
 
         return y;
     }
+
+    public enum Mode {
+        FIRST_PERSON,
+        THIRD_PERSON
+    }
 }

src/main/java/com/minelittlepony/client/render/entity/RenderPonyPlayer.java

@@ -6,6 +6,7 @@ import com.minelittlepony.client.model.ModelWrapper;
 import com.minelittlepony.client.model.gear.SaddleBags;
 import com.minelittlepony.client.render.DebugBoundingBoxRenderer;
 import com.minelittlepony.client.render.IPonyRenderContext;
+import com.minelittlepony.client.render.EquineRenderManager.Mode;
 import com.minelittlepony.client.render.EquineRenderManager;
 import com.minelittlepony.client.render.entity.feature.LayerDJPon3Head;
 import com.minelittlepony.client.render.entity.feature.LayerEntityOnPonyShoulder;
@@ -129,12 +130,12 @@ public class RenderPonyPlayer extends PlayerEntityRenderer implements IPonyRende
     }
 
     protected void renderArm(MatrixStack stack, VertexConsumerProvider renderContext, int lightUv, AbstractClientPlayerEntity player, Arm side) {
-        manager.updateModel(player);
+        manager.updateModel(player, Mode.FIRST_PERSON);
 
         stack.push();
         float reflect = side == Arm.LEFT ? 1 : -1;
 
-        stack.translate(reflect * -0.1F, -0.74F, 0);
+        stack.translate(reflect * 0.1F, -0.54F, 0);
 
         if (side == Arm.LEFT) {
             super.renderLeftArm(stack, renderContext, lightUv, player);

src/main/java/com/minelittlepony/model/ModelAttributes.java

@@ -1,5 +1,7 @@
 package com.minelittlepony.model;
 
+import com.minelittlepony.client.render.EquineRenderManager;
+import com.minelittlepony.client.render.EquineRenderManager.Mode;
 import com.minelittlepony.pony.IPony;
 import com.minelittlepony.util.math.MathUtil;
 import net.minecraft.entity.LivingEntity;
@@ -96,13 +98,13 @@ public class ModelAttributes<T extends LivingEntity> {
         motionLerp = MathUtil.clampLimit(zMotion * 30, 1);
     }
 
-    public void updateLivingState(T entity, IPony pony) {
+    public void updateLivingState(T entity, IPony pony, EquineRenderManager.Mode mode) {
-        isCrouching = pony.isCrouching(entity);
+        isCrouching = mode == Mode.THIRD_PERSON && pony.isCrouching(entity);
         isSleeping = entity.isSleeping();
-        isFlying = pony.isFlying(entity);
+        isFlying = mode == Mode.THIRD_PERSON && pony.isFlying(entity);
         isGliding = entity.isFallFlying();
-        isSwimming = pony.isSwimming(entity);
+        isSwimming = mode == Mode.THIRD_PERSON && pony.isSwimming(entity);
-        isSwimmingRotated = isSwimming && entity instanceof PlayerEntity;
+        isSwimmingRotated = mode == Mode.THIRD_PERSON && isSwimming && entity instanceof PlayerEntity;
         hasHeadGear = pony.isWearingHeadgear(entity);
         isSitting = pony.isRidingInteractive(entity);
         interpolatorId = entity.getUuid();