Panda3D
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00001 // Filename: characterVertexSlider.cxx 00002 // Created by: drose (28Mar05) 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 #include "characterVertexSlider.h" 00016 #include "datagram.h" 00017 #include "datagramIterator.h" 00018 #include "bamReader.h" 00019 #include "bamWriter.h" 00020 00021 TypeHandle CharacterVertexSlider::_type_handle; 00022 00023 //////////////////////////////////////////////////////////////////// 00024 // Function: CharacterVertexSlider::Default Constructor 00025 // Access: Private 00026 // Description: Constructs an invalid object; used only by the bam 00027 // loader. 00028 //////////////////////////////////////////////////////////////////// 00029 CharacterVertexSlider:: 00030 CharacterVertexSlider() : 00031 VertexSlider(InternalName::get_root()) 00032 { 00033 } 00034 00035 //////////////////////////////////////////////////////////////////// 00036 // Function: CharacterVertexSlider::Constructor 00037 // Access: Published 00038 // Description: Constructs a new object that converts vertices from 00039 // the indicated joint's coordinate space, into the 00040 // other indicated joint's space. 00041 //////////////////////////////////////////////////////////////////// 00042 CharacterVertexSlider:: 00043 CharacterVertexSlider(CharacterSlider *char_slider) : 00044 VertexSlider(InternalName::make(char_slider->get_name())), 00045 _char_slider(char_slider) 00046 { 00047 // Tell the char_slider that we need to be informed when it moves. 00048 _char_slider->_vertex_sliders.insert(this); 00049 } 00050 00051 //////////////////////////////////////////////////////////////////// 00052 // Function: CharacterVertexSlider::Destructor 00053 // Access: Published, Virtual 00054 // Description: 00055 //////////////////////////////////////////////////////////////////// 00056 CharacterVertexSlider:: 00057 ~CharacterVertexSlider() { 00058 // Tell the char_slider to stop informing us about its motion. 00059 _char_slider->_vertex_sliders.erase(this); 00060 } 00061 00062 //////////////////////////////////////////////////////////////////// 00063 // Function: CharacterVertexSlider::get_slider 00064 // Access: Published, Virtual 00065 // Description: Returns the current slider value. 00066 //////////////////////////////////////////////////////////////////// 00067 PN_stdfloat CharacterVertexSlider:: 00068 get_slider() const { 00069 return _char_slider->_value; 00070 } 00071 00072 //////////////////////////////////////////////////////////////////// 00073 // Function: CharacterVertexSlider::register_with_read_factory 00074 // Access: Public, Static 00075 // Description: Tells the BamReader how to create objects of type 00076 // CharacterVertexSlider. 00077 //////////////////////////////////////////////////////////////////// 00078 void CharacterVertexSlider:: 00079 register_with_read_factory() { 00080 BamReader::get_factory()->register_factory(get_class_type(), make_from_bam); 00081 } 00082 00083 //////////////////////////////////////////////////////////////////// 00084 // Function: CharacterVertexSlider::write_datagram 00085 // Access: Public, Virtual 00086 // Description: Writes the contents of this object to the datagram 00087 // for shipping out to a Bam file. 00088 //////////////////////////////////////////////////////////////////// 00089 void CharacterVertexSlider:: 00090 write_datagram(BamWriter *manager, Datagram &dg) { 00091 VertexSlider::write_datagram(manager, dg); 00092 00093 manager->write_pointer(dg, _char_slider); 00094 } 00095 00096 //////////////////////////////////////////////////////////////////// 00097 // Function: CharacterVertexSlider::complete_pointers 00098 // Access: Public, Virtual 00099 // Description: Receives an array of pointers, one for each time 00100 // manager->read_pointer() was called in fillin(). 00101 // Returns the number of pointers processed. 00102 //////////////////////////////////////////////////////////////////// 00103 int CharacterVertexSlider:: 00104 complete_pointers(TypedWritable **p_list, BamReader *manager) { 00105 int pi = VertexSlider::complete_pointers(p_list, manager); 00106 00107 _char_slider = DCAST(CharacterSlider, p_list[pi++]); 00108 _char_slider->_vertex_sliders.insert(this); 00109 _name = InternalName::make(_char_slider->get_name()); 00110 00111 return pi; 00112 } 00113 00114 //////////////////////////////////////////////////////////////////// 00115 // Function: CharacterVertexSlider::make_from_bam 00116 // Access: Protected, Static 00117 // Description: This function is called by the BamReader's factory 00118 // when a new object of type CharacterVertexSlider is encountered 00119 // in the Bam file. It should create the CharacterVertexSlider 00120 // and extract its information from the file. 00121 //////////////////////////////////////////////////////////////////// 00122 TypedWritable *CharacterVertexSlider:: 00123 make_from_bam(const FactoryParams ¶ms) { 00124 CharacterVertexSlider *object = new CharacterVertexSlider; 00125 DatagramIterator scan; 00126 BamReader *manager; 00127 00128 parse_params(params, scan, manager); 00129 object->fillin(scan, manager); 00130 00131 return object; 00132 } 00133 00134 //////////////////////////////////////////////////////////////////// 00135 // Function: CharacterVertexSlider::fillin 00136 // Access: Protected 00137 // Description: This internal function is called by make_from_bam to 00138 // read in all of the relevant data from the BamFile for 00139 // the new CharacterVertexSlider. 00140 //////////////////////////////////////////////////////////////////// 00141 void CharacterVertexSlider:: 00142 fillin(DatagramIterator &scan, BamReader *manager) { 00143 VertexSlider::fillin(scan, manager); 00144 00145 manager->read_pointer(scan); 00146 }