open_toontown_panda3d/panda/src/pgraph/camera.h

140 lines
4.1 KiB
C++

// Filename: camera.h
// Created by: drose (26Feb02)
//
////////////////////////////////////////////////////////////////////
//
// PANDA 3D SOFTWARE
// Copyright (c) Carnegie Mellon University. All rights reserved.
//
// All use of this software is subject to the terms of the revised BSD
// license. You should have received a copy of this license along
// with this source code in a file named "LICENSE."
//
////////////////////////////////////////////////////////////////////
#ifndef CAMERA_H
#define CAMERA_H
#include "pandabase.h"
#include "lensNode.h"
#include "perspectiveLens.h"
#include "nodePath.h"
#include "weakNodePath.h"
#include "drawMask.h"
#include "renderState.h"
#include "pointerTo.h"
#include "pmap.h"
#include "auxSceneData.h"
#include "displayRegionBase.h"
////////////////////////////////////////////////////////////////////
// Class : Camera
// Description : A node that can be positioned around in the scene
// graph to represent a point of view for rendering a
// scene.
////////////////////////////////////////////////////////////////////
class EXPCL_PANDA_PGRAPH Camera : public LensNode {
PUBLISHED:
Camera(const string &name, Lens *lens = new PerspectiveLens());
Camera(const Camera &copy);
public:
virtual ~Camera();
virtual PandaNode *make_copy() const;
virtual bool safe_to_flatten() const;
virtual bool safe_to_transform() const;
PUBLISHED:
INLINE void set_active(bool active);
INLINE bool is_active() const;
INLINE void set_scene(const NodePath &scene);
INLINE const NodePath &get_scene() const;
INLINE int get_num_display_regions() const;
INLINE DisplayRegionBase *get_display_region(int n) const;
MAKE_SEQ(get_display_regions, get_num_display_regions, get_display_region);
INLINE void set_camera_mask(DrawMask mask);
INLINE DrawMask get_camera_mask() const;
INLINE void set_cull_center(const NodePath &cull_center);
INLINE const NodePath &get_cull_center() const;
INLINE void set_lod_center(const NodePath &lod_center);
INLINE const NodePath &get_lod_center() const;
INLINE void set_initial_state(const RenderState *state);
INLINE CPT(RenderState) get_initial_state() const;
INLINE void set_tag_state_key(const string &tag_state_key);
INLINE const string &get_tag_state_key() const;
void set_tag_state(const string &tag_state, const RenderState *state);
void clear_tag_state(const string &tag_state);
bool has_tag_state(const string &tag_state) const;
CPT(RenderState) get_tag_state(const string &tag_state) const;
void set_aux_scene_data(const NodePath &node_path, AuxSceneData *data);
bool clear_aux_scene_data(const NodePath &node_path);
AuxSceneData *get_aux_scene_data(const NodePath &node_path) const;
void list_aux_scene_data(ostream &out) const;
int cleanup_aux_scene_data(Thread *current_thread = Thread::get_current_thread());
private:
void add_display_region(DisplayRegionBase *display_region);
void remove_display_region(DisplayRegionBase *display_region);
bool _active;
NodePath _scene;
NodePath _cull_center;
NodePath _lod_center;
DrawMask _camera_mask;
typedef pvector<DisplayRegionBase *> DisplayRegions;
DisplayRegions _display_regions;
CPT(RenderState) _initial_state;
string _tag_state_key;
typedef pmap<string, CPT(RenderState) > TagStates;
TagStates _tag_states;
typedef pmap<NodePath, PT(AuxSceneData) > AuxData;
AuxData _aux_data;
public:
static void register_with_read_factory();
virtual void write_datagram(BamWriter *manager, Datagram &dg);
protected:
static TypedWritable *make_from_bam(const FactoryParams &params);
void fillin(DatagramIterator &scan, BamReader *manager);
public:
static TypeHandle get_class_type() {
return _type_handle;
}
static void init_type() {
LensNode::init_type();
register_type(_type_handle, "Camera",
LensNode::get_class_type());
}
virtual TypeHandle get_type() const {
return get_class_type();
}
virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
private:
static TypeHandle _type_handle;
friend class DisplayRegion;
};
#include "camera.I"
#endif