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