Move remaining mixins to replay module

src/main/java/com/replaymod/replay/mixin/MixinGuiSpectator.java

@@ -0,0 +1,24 @@
+package com.replaymod.replay.mixin;
+
+import com.replaymod.replay.camera.CameraEntity;
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.gui.GuiSpectator;
+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(GuiSpectator.class)
+public abstract class MixinGuiSpectator {
+    @Shadow
+    private Minecraft field_175268_g;
+
+    @Inject(method = "func_175260_a", at = @At("HEAD"), cancellable = true)
+    public void isInReplay(int i, CallbackInfo ci) {
+        // Prevent spectator gui from opening while in a replay
+        if (field_175268_g.thePlayer instanceof CameraEntity) {
+            ci.cancel();
+        }
+    }
+}

src/main/java/com/replaymod/replay/mixin/MixinRenderArrow.java

@@ -0,0 +1,22 @@
+package com.replaymod.replay.mixin;
+
+import com.replaymod.replay.ReplayModReplay;
+import net.minecraft.client.renderer.culling.ICamera;
+import net.minecraft.client.renderer.entity.Render;
+import net.minecraft.client.renderer.entity.RenderArrow;
+import net.minecraft.client.renderer.entity.RenderManager;
+import net.minecraft.entity.Entity;
+import org.spongepowered.asm.mixin.Mixin;
+
+@Mixin(RenderArrow.class)
+public abstract class MixinRenderArrow extends Render {
+    protected MixinRenderArrow(RenderManager renderManager) {
+        super(renderManager);
+    }
+
+    @Override
+    public boolean shouldRender(Entity entity, ICamera camera, double camX, double camY, double camZ) {
+        // Force arrows to always render, otherwise they stop rendering when you get close to them
+        return ReplayModReplay.instance.getReplayHandler() != null || super.shouldRender(entity, camera, camX, camY, camZ);
+    }
+}

src/main/java/com/replaymod/replay/mixin/MixinRenderManager.java

@@ -0,0 +1,27 @@
+package com.replaymod.replay.mixin;
+
+import net.minecraft.client.gui.FontRenderer;
+import net.minecraft.client.renderer.entity.RenderManager;
+import net.minecraft.client.settings.GameSettings;
+import net.minecraft.entity.Entity;
+import net.minecraft.entity.passive.EntityAnimal;
+import net.minecraft.world.World;
+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(RenderManager.class)
+public class MixinRenderManager {
+    @Shadow
+    private float playerViewY;
+
+    @Inject(method = "cacheActiveRenderInfo", at = @At("RETURN"))
+    public void fixHeadRotationForAnimals(World world, FontRenderer font, Entity view, Entity target, GameSettings settings, float partialRenderTick, CallbackInfo ci) {
+        if (view instanceof EntityAnimal && !((EntityAnimal) view).isPlayerSleeping()) {
+            EntityAnimal e = (EntityAnimal) view;
+            this.playerViewY = e.prevRotationYawHead + (e.rotationYawHead - e.prevRotationYawHead) * partialRenderTick;
+        }
+    }
+}

src/main/java/com/replaymod/replay/mixin/MixinViewFrustum.java

@@ -0,0 +1,70 @@
+package com.replaymod.replay.mixin;
+
+import com.replaymod.replay.ReplayModReplay;
+import net.minecraft.client.renderer.RenderGlobal;
+import net.minecraft.client.renderer.ViewFrustum;
+import net.minecraft.client.renderer.chunk.IRenderChunkFactory;
+import net.minecraft.client.renderer.chunk.RenderChunk;
+import net.minecraft.util.BlockPos;
+import net.minecraft.util.MathHelper;
+import net.minecraft.world.World;
+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(ViewFrustum.class)
+public abstract class MixinViewFrustum {
+    private IRenderChunkFactory renderChunkFactory;
+
+    @Shadow protected RenderGlobal renderGlobal;
+    @Shadow protected World world;
+    @Shadow protected int countChunksY;
+    @Shadow protected int countChunksX;
+    @Shadow protected int countChunksZ;
+    @Shadow public RenderChunk[] renderChunks;
+
+    @Inject(method = "<init>", at = @At("RETURN"))
+    private void setRenderChunkFactory(World a1, int a2, RenderGlobal a3, IRenderChunkFactory rcf, CallbackInfo ci) {
+        this.renderChunkFactory = rcf;
+    }
+
+    /**
+     * Instead of calling {@link RenderChunk#setPosition(BlockPos)} we recreate the render chunk
+     * which seems to solve the problem that chunks are invisible when you leave an area and return
+     * to it.
+     * Any better fixes are welcome.
+     * Note: Most of this code is copied from {@link ViewFrustum#updateChunkPositions(double, double)}
+     */
+    @Inject(method = "updateChunkPositions", at = @At("HEAD"), cancellable = true)
+    public void fixedUpdateChunkPositions(double viewEntityX, double viewEntityZ, CallbackInfo ci) {
+        if (ReplayModReplay.instance.getReplayHandler() == null) {
+            return;
+        }
+
+        int i = MathHelper.floor_double(viewEntityX) - 8;
+        int j = MathHelper.floor_double(viewEntityZ) - 8;
+        int k = this.countChunksX * 16;
+
+        for (int l = 0; l < this.countChunksX; ++l) {
+            int i1 = this.func_178157_a(i, k, l);
+            for (int j1 = 0; j1 < this.countChunksZ; ++j1) {
+                int k1 = this.func_178157_a(j, k, j1);
+                for (int l1 = 0; l1 < this.countChunksY; ++l1) {
+                    int i2 = l1 * 16;
+                    RenderChunk renderchunk = this.renderChunks[(j1 * this.countChunksY + l1) * this.countChunksX + l];
+                    BlockPos blockpos = new BlockPos(i1, i2, k1);
+                    if (!blockpos.equals(renderchunk.getPosition())) {
+                        // Recreate render chunk instead of setting its position
+                        renderChunks[(j1 * this.countChunksY + l1) * this.countChunksX + l] =
+                                renderChunkFactory.makeRenderChunk(world, renderGlobal, blockpos, 0);
+                    }
+                }
+            }
+        }
+        ci.cancel();
+    }
+
+    @Shadow abstract int func_178157_a(int p_178157_1_, int p_178157_2_, int p_178157_3_);
+}