Panda3D
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00001 // Filename: clientAnalogDevice.h 00002 // Created by: drose (26Jan01) 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 CLIENTANALOGDEVICE_H 00016 #define CLIENTANALOGDEVICE_H 00017 00018 #include "pandabase.h" 00019 00020 #include "clientDevice.h" 00021 00022 //////////////////////////////////////////////////////////////////// 00023 // Class : ClientAnalogDevice 00024 // Description : A device, attached to the ClientBase by a 00025 // AnalogNode, that records the data from a single 00026 // named analog device. The named device can contain 00027 // any number of analog controls, numbered in 00028 // sequence beginning at zero. 00029 // 00030 // Each analog control returns a value ranging from -1 00031 // to 1, reflecting the current position of the control 00032 // within its total range of motion. 00033 //////////////////////////////////////////////////////////////////// 00034 class EXPCL_PANDA_DEVICE ClientAnalogDevice : public ClientDevice { 00035 protected: 00036 INLINE ClientAnalogDevice(ClientBase *client, const string &device_name); 00037 00038 public: 00039 INLINE int get_num_controls() const; 00040 00041 INLINE void set_control_state(int index, double state); 00042 INLINE double get_control_state(int index) const; 00043 INLINE bool is_control_known(int index) const; 00044 00045 virtual void write(ostream &out, int indent_level = 0) const; 00046 void write_controls(ostream &out, int indent_level) const; 00047 00048 private: 00049 void ensure_control_index(int index); 00050 00051 protected: 00052 class AnalogState { 00053 public: 00054 INLINE AnalogState(); 00055 00056 double _state; 00057 bool _known; 00058 }; 00059 00060 typedef pvector<AnalogState> Controls; 00061 Controls _controls; 00062 00063 00064 public: 00065 static TypeHandle get_class_type() { 00066 return _type_handle; 00067 } 00068 static void init_type() { 00069 ClientDevice::init_type(); 00070 register_type(_type_handle, "ClientAnalogDevice", 00071 ClientDevice::get_class_type()); 00072 } 00073 virtual TypeHandle get_type() const { 00074 return get_class_type(); 00075 } 00076 virtual TypeHandle force_init_type() {init_type(); return get_class_type();} 00077 00078 private: 00079 static TypeHandle _type_handle; 00080 }; 00081 00082 #include "clientAnalogDevice.I" 00083 00084 #endif