Developer Documentation

- Main Page
- Related Pages
- Modules
- Namespaces
- Classes
- Files

- File List
- File Members

All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Properties Friends Macros Modules Pages
PluginFunctionsCamera.cc
1 /* ========================================================================= *
2 * *
3 * OpenFlipper *
4 * Copyright (c) 2001-2015, RWTH-Aachen University *
5 * Department of Computer Graphics and Multimedia *
6 * All rights reserved. *
7 * www.openflipper.org *
8 * *
9 *---------------------------------------------------------------------------*
10 * This file is part of OpenFlipper. *
11 *---------------------------------------------------------------------------*
12 * *
13 * Redistribution and use in source and binary forms, with or without *
14 * modification, are permitted provided that the following conditions *
15 * are met: *
16 * *
17 * 1. Redistributions of source code must retain the above copyright notice, *
18 * this list of conditions and the following disclaimer. *
19 * *
20 * 2. Redistributions in binary form must reproduce the above copyright *
21 * notice, this list of conditions and the following disclaimer in the *
22 * documentation and/or other materials provided with the distribution. *
23 * *
24 * 3. Neither the name of the copyright holder nor the names of its *
25 * contributors may be used to endorse or promote products derived from *
26 * this software without specific prior written permission. *
27 * *
28 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS *
29 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED *
30 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A *
31 * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER *
32 * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, *
33 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, *
34 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR *
35 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF *
36 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING *
37 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS *
38 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
39 * *
40 * ========================================================================= */
41
42 /*===========================================================================*\
43 *
44 * $Revision$
45 * $Date$
46 *
47 \*===========================================================================*/
48
49
50
51
52
53
54
55
56 //=============================================================================
57 //
58 // Plugin Functions for Cameras
59 //
60 //=============================================================================
61
62 #include <OpenFlipper/common/Types.hh>
63 #include "Camera.hh"
64
65 #include <OpenFlipper/BasePlugin/PluginFunctions.hh>
66
67 namespace PluginFunctions {
68
69 // ===============================================================================
70 // Get source cameras
71 // ===============================================================================
72
73
74 bool getSourceCameras( std::vector<CameraNode*>& _cameras )
75 {
76 _cameras.clear();
77
78 for ( ObjectIterator o_it(PluginFunctions::SOURCE_OBJECTS,DATA_CAMERA ) ;
79 o_it != PluginFunctions::objectsEnd(); ++o_it) {
80 _cameras.push_back ( PluginFunctions::cameraNode( *o_it ) );
81 if( _cameras.back() == NULL)
82 std::cerr << "ERROR: Camera - get_source_cameras fatal error\n";
83 }
84
85 return ( !_cameras.empty() );
86 }
87
88
89 // ===============================================================================
90 // Get target cameras
91 // ===============================================================================
92
93
94 bool getTargetCameras( std::vector<CameraNode*>& _cameras )
95 {
96 _cameras.clear();
97
98 for ( ObjectIterator o_it(PluginFunctions::TARGET_OBJECTS,DATA_CAMERA ) ;
99 o_it != PluginFunctions::objectsEnd(); ++o_it) {
100 _cameras.push_back ( PluginFunctions::cameraNode( *o_it ) );
101 if( _cameras.back() == NULL)
102 std::cerr << "ERROR: Camera - getTargetPolylines fatal error\n";
103 }
104
105 return ( !_cameras.empty() );
106 }
107
108
109 // ===============================================================================
110 // Get objects
111 // ===============================================================================
112
113 bool getObject( int _identifier , CameraObject*& _object ) {
114
115 if ( _identifier == BaseObject::NOOBJECT ) {
116 _object = 0;
117 return false;
118 }
119
120 // Get object by using the map accelerated plugin function
121 BaseObjectData* object = 0;
122 PluginFunctions::getObject(_identifier,object);
123
124 _object = dynamic_cast< CameraObject* >(object);
125 return ( _object != 0 );
126 }
127
128
129 CameraObject* cameraObject( int _objectId ) {
130 if ( _objectId == BaseObject::NOOBJECT ) {
131 return 0;
132 }
133
134 // Get object by using the map accelerated plugin function
135 BaseObjectData* object = 0;
136 PluginFunctions::getObject(_objectId,object);
137
138 CameraObject* cam = dynamic_cast< CameraObject* >(object);
139 return cam;
140 }
141
142
143 // ===============================================================================
144 // Getting data from objects and casting between them
145 // ===============================================================================
146
147 CameraNode* cameraNode( BaseObjectData* _object ) {
148 if ( _object->dataType(DATA_CAMERA) ) {
149 CameraObject* object = dynamic_cast< CameraObject* >(_object);
150 return object->cameraNode();
151 } else
152 return 0;
153 }
154
155
156 CameraObject* cameraObject( BaseObjectData* _object ) {
157 if ( ! _object->dataType(DATA_CAMERA) )
158 return 0;
159 return dynamic_cast< CameraObject* >( _object );
160 }
161
162
163 }
Camera.hh
PluginFunctions
Definition: PluginFunctionsBSplineCurve.cc:69
PluginFunctions::getSourceCameras
bool getSourceCameras(std::vector< CameraNode * > &_cameras)
Get a pointer to every Camera which is marked as a source.
Definition: PluginFunctionsCamera.cc:74
BaseObjectData
Definition: BaseObjectData.hh:105
PluginFunctions::cameraObject
CameraObject * cameraObject(int _objectId)
Get a CameraObject from an object id if possible.
Definition: PluginFunctionsCamera.cc:129
PluginFunctions::getObject
bool getObject(int _identifier, BSplineCurveObject *&_object)
Definition: PluginFunctionsBSplineCurve.cc:75
PluginFunctions::SOURCE_OBJECTS
const QStringList SOURCE_OBJECTS("source")
Iterable object range.
PluginFunctions::cameraNode
CameraNode * cameraNode(BaseObjectData *_object)
Get a CameraNode from an object.
Definition: PluginFunctionsCamera.cc:147
PluginFunctions::TARGET_OBJECTS
const QStringList TARGET_OBJECTS("target")
Iterable object range.
BaseObject::dataType
bool dataType(DataType _type) const
Definition: BaseObject.cc:232
PluginFunctions::getTargetCameras
bool getTargetCameras(std::vector< CameraNode * > &_cameras)
Get a pointer to every Camera which is marked as a target.
Definition: PluginFunctionsCamera.cc:94
PluginFunctions::ObjectIterator
Core Data Iterator.
Definition: PluginFunctions.hh:452
PluginFunctions::objectsEnd
DLLEXPORT ObjectIterator objectsEnd()
Return Iterator to Object End.
Definition: PluginFunctionsIterator.cc:187
CameraObject::cameraNode
CameraNode * cameraNode()
Get the scenegraph Node.
Definition: CameraObject.cc:178
BaseObject::NOOBJECT
static int NOOBJECT
Definition: BaseObject.hh:118
CameraObject
Definition: CameraObject.hh:82
DATA_CAMERA
#define DATA_CAMERA
Definition: Camera.hh:67
PluginFunctions.hh
Types.hh
ACG::SceneGraph::CameraNode
Definition: CameraNode.hh:89