X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?p=laserbrain_demo;a=blobdiff_plain;f=src%2Fexman.h;h=df3d8bd9e4cfae057fbcb18129b38085c0d0791d;hp=4a72993ee8ef8c6f1a81bd0eac824091087d2695;hb=332f9dce52862e39afabd50bdce9691de7986921;hpb=b75b6703809abf0dc02f2e557ba73e9efbefa4d1

diff --git a/src/exman.h b/src/exman.h
index 4a72993..df3d8bd 100644
--- a/src/exman.h
+++ b/src/exman.h
@@ -5,9 +5,40 @@
 #include "exhibit.h"
 #include "metascene.h"
 
+//! argument to ExhibitSlot::attach
+enum ExSlotAttachMode {
+	EXSLOT_ATTACH_PERMANENT,
+	EXSLOT_ATTACH_TRANSIENT
+};
+
+//! slot which can hold a single exhibit
+class ExhibitSlot {
+private:
+	Exhibit *ex;
+
+public:
+	SceneNode node;
+
+	ExhibitSlot(Exhibit *ex = 0);
+	~ExhibitSlot();
+
+	void init(Exhibit *ex);
+
+	bool empty() const;
+	Exhibit *get_exhibit() const;
+
+	bool attach_exhibit(Exhibit *ex, ExSlotAttachMode mode = EXSLOT_ATTACH_PERMANENT);
+	bool detach_exhibit();
+};
+
+
 class ExhibitManager {
 private:
-	std::vector<Exhibit*> items;
+	std::vector<Exhibit*> items, stashed;
+	std::vector<ExhibitSlot*> exslots;
+	// TODO kdtree of slots for quick nearest queries
+
+	Scene *own_scn;	// scene to manage all exhibits not taken from an existing scene
 
 public:
 	ExhibitManager();
@@ -23,6 +54,10 @@ public:
 	ExSelection select(const Ray &ray) const;
 	ExSelection select(const Sphere &sph) const;
 
+	ExhibitSlot *nearest_empty_slot(const Vec3 &pos, float max_dist = 10) const;
+
+	void stash_exhibit(Exhibit *ex);
+
 	void update(float dt = 0.0f);
 	void draw() const;
 };