Panda3D
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00001 // Filename: videoTexture.h 00002 // Created by: drose (21Sep05) 00003 // 00004 //////////////////////////////////////////////////////////////////// 00005 // 00006 // PANDA 3D SOFTWARE 00007 // Copyright (c) Carnegie Mellon University. All rights reserved. 00008 // 00009 // All use of this software is subject to the terms of the revised BSD 00010 // license. You should have received a copy of this license along 00011 // with this source code in a file named "LICENSE." 00012 // 00013 //////////////////////////////////////////////////////////////////// 00014 00015 #ifndef VIDEOTEXTURE_H 00016 #define VIDEOTEXTURE_H 00017 00018 #include "pandabase.h" 00019 #include "texture.h" 00020 #include "animInterface.h" 00021 #include "clockObject.h" 00022 00023 //////////////////////////////////////////////////////////////////// 00024 // Class : VideoTexture 00025 // Description : The base class for a family of animated Textures that 00026 // take their input from a video source, such as a movie 00027 // file. These Textures may be stopped, started, 00028 // etc. using the AnimInterface controls, similar to an 00029 // animated character. 00030 //////////////////////////////////////////////////////////////////// 00031 class EXPCL_PANDA_GOBJ VideoTexture : public Texture, public AnimInterface { 00032 protected: 00033 VideoTexture(const string &name); 00034 VideoTexture(const VideoTexture ©); 00035 00036 PUBLISHED: 00037 virtual bool get_keep_ram_image() const; 00038 00039 INLINE int get_video_width() const; 00040 INLINE int get_video_height() const; 00041 INLINE LVecBase2f get_tex_scale() const; 00042 00043 public: 00044 virtual bool has_cull_callback() const; 00045 virtual bool cull_callback(CullTraverser *trav, const CullTraverserData &data) const; 00046 00047 protected: 00048 INLINE void set_video_size(int video_width, int video_height); 00049 00050 virtual bool do_has_ram_image() const; 00051 00052 virtual void reconsider_dirty(); 00053 virtual void do_reload_ram_image(); 00054 00055 virtual INLINE void consider_update(); 00056 INLINE void clear_current_frame(); 00057 virtual void update_frame(int frame)=0; 00058 00059 protected: 00060 int _video_width; 00061 int _video_height; 00062 int _last_frame_update; 00063 int _current_frame; 00064 00065 public: 00066 static TypeHandle get_class_type() { 00067 return _type_handle; 00068 } 00069 static void init_type() { 00070 Texture::init_type(); 00071 AnimInterface::init_type(); 00072 register_type(_type_handle, "VideoTexture", 00073 Texture::get_class_type(), 00074 AnimInterface::get_class_type()); 00075 } 00076 virtual TypeHandle get_type() const { 00077 return get_class_type(); 00078 } 00079 virtual TypeHandle force_init_type() {init_type(); return get_class_type();} 00080 00081 private: 00082 static TypeHandle _type_handle; 00083 }; 00084 00085 #include "videoTexture.I" 00086 00087 #endif