cache multiblock render aabb

Author: thiakil

src/main/java/mekanism/client/render/tileentity/MultiblockTileEntityRenderer.java

@@ -2,6 +2,7 @@
 
 import com.mojang.blaze3d.vertex.PoseStack;
 import mekanism.api.annotations.NothingNullByDefault;
+import mekanism.common.lib.math.voxel.VoxelCuboid;
 import mekanism.common.lib.multiblock.MultiblockData;
 import mekanism.common.tile.prefab.TileEntityMultiblock;
 import net.minecraft.client.renderer.MultiBufferSource;
@@ -46,11 +47,11 @@ protected boolean shouldRender(TILE tile, MULTIBLOCK multiblock, Vec3 camera) {
     public AABB getRenderBoundingBox(TILE tile) {
         if (tile.isMaster()) {
             MULTIBLOCK multiblock = tile.getMultiblock();
-            if (multiblock.isFormed() && multiblock.getBounds() != null) {
-                //TODO: Eventually we may want to look into caching this
+            VoxelCuboid bounds = multiblock.getBounds();
+            if (multiblock.isFormed() && bounds != null) {
                 //Note: We do basically the full dimensions as it still is a lot smaller than always rendering it, and makes sure no matter
                 // how the specific multiblock wants to render, that it is being viewed
-                return AABB.encapsulatingFullBlocks(multiblock.getMinPos(), multiblock.getMaxPos());
+                return bounds.asAABB();
             }
         }
         return super.getRenderBoundingBox(tile);

src/main/java/mekanism/common/lib/math/voxel/VoxelCuboid.java

@@ -3,15 +3,18 @@
 import mekanism.common.lib.multiblock.Structure.Axis;
 import net.minecraft.core.BlockPos;
 import net.minecraft.core.Direction;
+import net.minecraft.world.phys.AABB;
 
 public class VoxelCuboid implements IShape {
 
     private BlockPos minPos;
     private BlockPos maxPos;
+    private AABB asAABB;
 
     public VoxelCuboid(BlockPos minPos, BlockPos maxPos) {
         this.minPos = minPos;
         this.maxPos = maxPos;
+        this.asAABB = AABB.encapsulatingFullBlocks(minPos, maxPos);
     }
 
     public VoxelCuboid(int length, int height, int width) {
@@ -40,10 +43,12 @@ public BlockPos getMaxPos() {
 
     public void setMinPos(BlockPos minPos) {
         this.minPos = minPos;
+        this.asAABB = AABB.encapsulatingFullBlocks(minPos, maxPos);
     }
 
     public void setMaxPos(BlockPos maxPos) {
         this.maxPos = maxPos;
+        this.asAABB = AABB.encapsulatingFullBlocks(minPos, maxPos);
     }
 
     public BlockPos getCenter() {
@@ -163,6 +168,10 @@ public String toString() {
         return "Cuboid(start=" + minPos + ", bounds=(" + length() + "," + height() + "," + width() + "))";
     }
 
+    public AABB asAABB() {
+        return asAABB;
+    }
+
     public enum WallRelative {
         SIDE,
         EDGE,