add particles collision detection

src/voxels/Chunks.hpp

@@ -69,7 +69,9 @@ public:
     /// @param def segment block definition
     /// @param state segment block state
     /// @return origin block position or `pos` if block is not extended
-    glm::ivec3 seekOrigin(glm::ivec3 pos, const Block& def, blockstate state);
+    glm::ivec3 seekOrigin(
+        const glm::ivec3& pos, const Block& def, blockstate state
+    ) const;
 
     /// @brief Check if required zone is replaceable
     /// @param def definition of the block that requires a replaceable zone
@@ -97,7 +99,12 @@ public:
 
     glm::vec3 rayCastToObstacle(glm::vec3 start, glm::vec3 dir, float maxDist);
 
-    const AABB* isObstacleAt(float x, float y, float z);
+    const AABB* isObstacleAt(float x, float y, float z) const;
+
+    const AABB* isObstacleAt(const glm::vec3& pos) const {
+        return isObstacleAt(pos.x, pos.y, pos.z);
+    }
+    
     bool isSolidBlock(int32_t x, int32_t y, int32_t z);
     bool isReplaceableBlock(int32_t x, int32_t y, int32_t z);
     bool isObstacleBlock(int32_t x, int32_t y, int32_t z);