Prep for RP

2025-04-15 09:14:10 -07:00
parent 53c886dd17
commit 6a0f2ba376
34 changed files with 0 additions and 0 deletions
@@ -0,0 +1,53 @@
+import { structureCollection } from "./StructureCollection";
+import { world } from "@minecraft/server";
+
+export class Raycaster {
+    static STEP_SIZE = 0.2;
+
+    static getStructureBlocks(dimension, startLocation, direction, { maxDistance = 7, getFirst = true, collideWithWorldBlocks = true, useLayers = true }) {
+        // Can probably be optimized by the fact that we only need full blocks and aren't checking for partial blocks
+        const blocks = [];
+        let location = startLocation;
+        let distance = 0;
+        while (distance < maxDistance) {
+            const structure = structureCollection.getStructure(dimension.id, location, { useLayers });
+            if (structure) {
+                const block = structure.getBlock(structure.toStructureCoords(location));
+                if (block?.type.id !== 'minecraft:air') {
+                    blocks.push({
+                        permutation: block,
+                        location: location
+                    });
+                    if (getFirst)
+                        break;
+                }
+                try {
+                    if (collideWithWorldBlocks && !dimension.getBlock(location)?.isAir)
+                        break;
+                } catch (e) {
+                    if (e.name === 'LocationOutOfWorldBoundariesError')
+                        break;
+                    throw e;
+                }
+            }
+            location = {
+                x: location.x + (direction.x*this.STEP_SIZE),
+                y: location.y + (direction.y*this.STEP_SIZE),
+                z: location.z + (direction.z*this.STEP_SIZE)
+            };
+            distance += this.STEP_SIZE;
+        }
+        // world.getDimension('minecraft:overworld').spawnParticle('minecraft:villager_happy', location);
+        return blocks;
+    }
+
+    static getTargetedStructureBlock(player, { isFirst = true, collideWithWorldBlocks = true, useLayers = true } = {}) {
+        const startLocation = player.getHeadLocation();
+        const direction = player.getViewDirection();
+        const maxDistance = 7;
+        const blocks = this.getStructureBlocks(player.dimension, startLocation, direction, { maxDistance, getFirst: isFirst, collideWithWorldBlocks, useLayers });
+        if (blocks.length === 0)
+            return void 0;
+        return isFirst ? blocks[0] : blocks[blocks.length - 1];
+    }
+}