X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?p=laserbrain_demo;a=blobdiff_plain;f=src%2Fscene.h;h=65e1a55565a75c8cd6266d00f78a356b10aad7fe;hp=808b3e657c5610132ccbf949628bcf20a6d9f320;hb=0d27f859021b4af5dbb5404ef5af012546abf335;hpb=8137121400748ee8afb1608253aae15323c5e3a2

diff --git a/src/scene.h b/src/scene.h
index 808b3e6..65e1a55 100644
--- a/src/scene.h
+++ b/src/scene.h
@@ -2,38 +2,101 @@
 #define SCENE_H_
 
 #include <vector>
+#include <list>
+#include <string>
 #include "mesh.h"
 #include "snode.h"
 #include "texture.h"
+#include "dataset.h"
+#include "datamap.h"
 
 enum {
 	SCNLOAD_FLIPYZ = 1,
-	SCNLOAD_FLIPTEX = 2
+	SCNLOAD_FLIPTEX = 2,
+
+	SCNLOAD_STAGE_IO = 0x4000,
+	SCNLOAD_STAGE_GL = 0x8000
 };
 
-class Scene {
-private:
-	bool own_texset;
+class MetaScene;
 
+class Scene {
 public:
+	std::string name;
+
+	MetaScene *metascn;
+	DataMap datamap;
+
+	// meshes objects and nodes are owned by Scene
 	std::vector<Mesh*> meshes;
 	std::vector<Object*> objects;
 	SceneNode *nodes;
 
+	Mesh *walk_mesh;
+
 	TextureSet *texset;
+	void *loader_data;
 
-	explicit Scene(TextureSet *tset = 0);
+	Scene();
 	~Scene();
 
 	Scene(const Scene &rhs) = delete;
 	Scene &operator =(const Scene &rhs) = delete;
 
 	void destroy();
+	void clear();	// clear all contents (meshes, objects, and nodes)
 
 	bool load(const char *fname, unsigned int flags = 0);
 
+	// merge scn into this scene, leaving scn empty and safe to destroy
+	bool merge(Scene *scn);
+
+	void add_object(Object *obj);
+	bool remove_object(Object *obj);
+	bool have_object(Object *obj) const;
+
+	void add_mesh(Mesh *m);
+	bool remove_mesh(Mesh *m);
+	bool have_mesh(Mesh *m) const;
+
+	void add_node(SceneNode *n);
+	bool remove_node(SceneNode *n);
+	bool have_node(SceneNode *n) const;
+
+	// find node by name
+	SceneNode *find_node(const char *name) const;
+	// match nodes with regexp and return the first that matches
+	SceneNode *match_node(const char *qstr) const;
+	// match nodes with regexp and return a list of matches
+	std::list<SceneNode*> match_nodes(const char *qstr) const;
+
+	/* find and remove all nodes whose names match the regexp
+	 * XXX at the moment this has the effect of flattening the hierarchy in the
+	 * result scene. If we ever need verbatim extraction of whole subtrees we'll
+	 * need to change the algorithm.
+	 */
+	Scene *extract_nodes(const char *qstr);
+
+	/* bake all node transformations to their respective meshes and make the
+	 * node transformations identity.
+	 * XXX this assumes no mesh is shared by two nodes.
+	 */
+	void apply_xform();
+
 	void update(float dt);
 	void draw() const;
 };
 
+//! Resource manager for Scenes
+class SceneSet : public DataSet<Scene*> {
+private:
+	static Scene *create_scene();
+	static bool load_scene(Scene *scn, const char *fname);
+	static bool done_scene(Scene *scn);
+	static void free_scene(Scene *scn);
+
+public:
+	SceneSet();
+};
+
 #endif	// SCENE_H_