fix

Author: Aspw-w

src/main/java/net/aspw/viaforgeplus/injection/forge/mixins/render/MixinLayerArmorBase.java

@@ -0,0 +1,20 @@
+package net.aspw.viaforgeplus.injection.forge.mixins.render;
+
+import net.aspw.viaforgeplus.api.McUpdatesHandler;
+import net.aspw.viaforgeplus.api.ProtocolFixer;
+import net.aspw.viaforgeplus.network.MinecraftInstance;
+import net.minecraft.client.renderer.entity.layers.LayerArmorBase;
+import net.minecraft.entity.EntityLivingBase;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+@Mixin({LayerArmorBase.class})
+public class MixinLayerArmorBase {
+    @Inject(method = {"doRenderLayer"}, at = {@At("HEAD")}, cancellable = true)
+    public void doRenderLayer(final EntityLivingBase entitylivingbaseIn, final float limbSwing, final float limbSwingAmount, final float partialTicks, final float ageInTicks, final float netHeadYaw, final float headPitch, final float scale, final CallbackInfo ci) {
+        if (ProtocolFixer.newerThanOrEqualsTo1_13() && McUpdatesHandler.shouldAnimation() && entitylivingbaseIn == MinecraftInstance.mc.thePlayer)
+            ci.cancel();
+    }
+}

src/main/java/net/aspw/viaforgeplus/injection/forge/mixins/render/MixinModelBiped.java

@@ -0,0 +1,52 @@
+package net.aspw.viaforgeplus.injection.forge.mixins.render;
+
+import net.aspw.viaforgeplus.api.McUpdatesHandler;
+import net.aspw.viaforgeplus.api.ProtocolFixer;
+import net.aspw.viaforgeplus.network.MinecraftInstance;
+import net.minecraft.client.model.ModelBiped;
+import net.minecraft.client.model.ModelRenderer;
+import net.minecraft.client.renderer.GlStateManager;
+import net.minecraft.entity.Entity;
+import net.minecraft.entity.player.EntityPlayer;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+@Mixin(ModelBiped.class)
+public abstract class MixinModelBiped {
+
+    @Shadow
+    public ModelRenderer bipedRightArm;
+
+    @Shadow
+    public ModelRenderer bipedLeftArm;
+
+    @Shadow
+    public boolean isSneak;
+
+    @Shadow
+    public ModelRenderer bipedHead;
+
+    @Shadow
+    public ModelRenderer bipedHeadwear;
+
+    @Inject(method = "setRotationAngles", at = @At(value = "FIELD", target = "Lnet/minecraft/client/model/ModelBiped;swingProgress:F"))
+    private void revertSwordAnimation(float p_setRotationAngles1, float p_setRotationAngles2, float p_setRotationAngles3, float p_setRotationAngles4, float p_setRotationAngles5, float p_setRotationAngles6, Entity p_setRotationAngles7, CallbackInfo callbackInfo) {
+        if (ProtocolFixer.newerThanOrEqualsTo1_13() && McUpdatesHandler.shouldAnimation() && p_setRotationAngles7 instanceof EntityPlayer && p_setRotationAngles7.equals(MinecraftInstance.mc.thePlayer)) {
+            GlStateManager.rotate(45.0F, 1F, 0.0F, 0.0F);
+            GlStateManager.translate(0.0F, 0.0F, -0.7F);
+
+            float swing = MinecraftInstance.mc.thePlayer.limbSwing / 3;
+
+            this.bipedHead.rotateAngleX = -0.95f;
+            this.bipedHeadwear.rotateAngleX = -0.95f;
+            this.bipedLeftArm.rotateAngleX = swing;
+            this.bipedRightArm.rotateAngleX = swing;
+            this.bipedLeftArm.rotateAngleY = swing;
+            this.bipedRightArm.rotateAngleY = -swing;
+            this.isSneak = false;
+        }
+    }
+}

src/main/resources/viaforgeplus.forge.mixins.json

@@ -20,6 +20,8 @@
     "network.MixinNetworkManager",
     "network.MixinNetworkManager$5",
     "network.MixinServerData",
-    "packets.MixinC00Handshake"
+    "packets.MixinC00Handshake",
+    "render.MixinLayerArmorBase",
+    "render.MixinModelBiped"
   ]
 }