feat: started work on terrain editor tools

modules/terrain/terrain.h

@@ -0,0 +1,39 @@
+#pragma once
+
+#include "core/templates/vector.h"
+#include "macros.h"
+#include "scene/main/node.h"
+class TerrainChunkMesh;
+class TerrainModifier;
+
+class Terrain : public Node {
+	GDCLASS(Terrain, Node);
+	static void _bind_methods();
+	void ready();
+	void update_modifier_list();
+	void construct_chunk_grid();
+	void generate_meshes();
+
+	void child_entered(Node *node);
+	void child_exiting(Node *node);
+
+protected:
+	void _notification(int what);
+
+public:
+	float height_at(Vector2 world_coordinate);
+
+private:
+	size_t side_length{ 100 };
+	size_t chunk_size{ 10 };
+	size_t detail{ 1 };
+
+public:
+	GET_SET_FNS(size_t, side_length);
+	GET_SET_FNS(size_t, chunk_size);
+	GET_SET_FNS(size_t, detail);
+
+private:
+	Vector<TerrainChunkMesh *> meshes;
+	Vector<TerrainModifier *> modifiers;
+};