0023087: Upgrade of the OCCT test system
[occt.git] / src / OpenGl / OpenGl_Group.cxx
CommitLineData
b311480e 1// Created on: 2011-08-01
2// Created by: Sergey ZERCHANINOV
3// Copyright (c) 2011-2012 OPEN CASCADE SAS
4//
5// The content of this file is subject to the Open CASCADE Technology Public
6// License Version 6.5 (the "License"). You may not use the content of this file
7// except in compliance with the License. Please obtain a copy of the License
8// at http://www.opencascade.org and read it completely before using this file.
9//
10// The Initial Developer of the Original Code is Open CASCADE S.A.S., having its
11// main offices at: 1, place des Freres Montgolfier, 78280 Guyancourt, France.
12//
13// The Original Code and all software distributed under the License is
14// distributed on an "AS IS" basis, without warranty of any kind, and the
15// Initial Developer hereby disclaims all such warranties, including without
16// limitation, any warranties of merchantability, fitness for a particular
17// purpose or non-infringement. Please see the License for the specific terms
18// and conditions governing the rights and limitations under the License.
19
2166f0fa
SK
20
21#include <OpenGl_Group.hxx>
22
23#include <OpenGl_TextureBox.hxx>
24#include <OpenGl_PrimitiveArray.hxx>
25
26/*----------------------------------------------------------------------*/
27
28OpenGl_Group::OpenGl_Group ()
29: myAspectLine(NULL),
30 myAspectFace(NULL),
31 myAspectMarker(NULL),
32 myAspectText(NULL),
33 myFirst(NULL), myLast(NULL)
34{
35}
36
37OpenGl_Group::~OpenGl_Group()
38{
39 Clear();
40}
41
42/*----------------------------------------------------------------------*/
43
44void OpenGl_Group::SetAspectLine (const CALL_DEF_CONTEXTLINE& theContext,
45 const Standard_Boolean theIsGlobal)
46{
47 if (theIsGlobal || myFirst == NULL)
48 {
49 if (myAspectLine == NULL)
50 myAspectLine = new OpenGl_AspectLine();
51 myAspectLine->SetContext (theContext);
52 }
53 else
54 {
55 OpenGl_AspectLine* anAspectLine = new OpenGl_AspectLine();
56 anAspectLine->SetContext (theContext);
57 AddElement (TelNil/*TelAspectLine*/, anAspectLine);
58 }
59}
60
61/*----------------------------------------------------------------------*/
62
63void OpenGl_Group::SetAspectFace (const CALL_DEF_CONTEXTFILLAREA& theContext,
64 const Standard_Boolean theIsGlobal)
65{
66 if (theIsGlobal || myFirst == NULL)
67 {
68 if (myAspectFace == NULL)
69 myAspectFace = new OpenGl_AspectFace();
70 myAspectFace->SetContext (theContext);
71 }
72 else
73 {
74 OpenGl_AspectFace* anAspectFace = new OpenGl_AspectFace();
75 anAspectFace->SetContext (theContext);
76 AddElement (TelNil/*TelAspectFace*/, anAspectFace);
77 }
78}
79
80/*----------------------------------------------------------------------*/
81
82void OpenGl_Group::SetAspectMarker (const CALL_DEF_CONTEXTMARKER& theContext,
83 const Standard_Boolean theIsGlobal)
84{
85 if (theIsGlobal || myFirst == NULL)
86 {
87 if (myAspectMarker == NULL)
88 myAspectMarker = new OpenGl_AspectMarker();
89 myAspectMarker->SetContext (theContext);
90 }
91 else
92 {
93 OpenGl_AspectMarker* anAspectMarker = new OpenGl_AspectMarker();
94 anAspectMarker->SetContext (theContext);
95 AddElement (TelNil/*TelAspectMarker*/, anAspectMarker);
96 }
97}
98
99/*----------------------------------------------------------------------*/
100
101void OpenGl_Group::SetAspectText (const CALL_DEF_CONTEXTTEXT& theContext,
102 const Standard_Boolean theIsGlobal)
103{
104 if (theIsGlobal || myFirst == NULL)
105 {
106 if (myAspectText == NULL)
107 myAspectText = new OpenGl_AspectText();
108 myAspectText->SetContext (theContext);
109 }
110 else
111 {
112 OpenGl_AspectText* anAspectText = new OpenGl_AspectText();
113 anAspectText->SetContext (theContext);
114 AddElement ( TelNil/*TelAspectText*/, anAspectText);
115 }
116}
117
118/*----------------------------------------------------------------------*/
119
120void OpenGl_Group::AddElement (const TelType AType, OpenGl_Element *AElem )
121{
122 OpenGl_ElementNode *node = new OpenGl_ElementNode();
123
124 node->type = AType;
125 node->elem = AElem;
126 node->next = NULL;
127 (myLast? myLast->next : myFirst) = node;
128 myLast = node;
129}
130
131/*----------------------------------------------------------------------*/
132
133void OpenGl_Group::Clear ()
134{
135 if (myAspectLine)
136 {
137 // Delete line context
138 delete myAspectLine;
139 myAspectLine = NULL;
140 }
141 if (myAspectFace)
142 {
143 // Delete face context
144 delete myAspectFace;
145 myAspectFace = NULL;
146 }
147 if (myAspectMarker)
148 {
149 // Delete marker context
150 delete myAspectMarker;
151 myAspectMarker = NULL;
152 }
153 if (myAspectText)
154 {
155 // Delete text context
156 delete myAspectText;
157 myAspectText = NULL;
158 }
159 // Delete elements
160 while (myFirst)
161 {
162 OpenGl_ElementNode *next = myFirst->next;
163 delete myFirst->elem;
164 delete myFirst;
165 myFirst = next;
166 }
167 myLast = NULL;
168}
169
170/*----------------------------------------------------------------------*/
171
172void OpenGl_Group::RemovePrimitiveArray (CALL_DEF_PARRAY *APArray)
173{
174 OpenGl_ElementNode *prevnode = NULL, *node = myFirst;
175 while (node)
176 {
177 if (node->type == TelParray)
178 {
179 CALL_DEF_PARRAY *aCurPArray = ((const OpenGl_PrimitiveArray *)node->elem)->PArray();
180
181 // validate for correct pointer
182 if (aCurPArray->num_bounds == APArray->num_bounds &&
183 aCurPArray->num_edges == APArray->num_edges &&
184 aCurPArray->num_vertexs == APArray->num_vertexs &&
185 aCurPArray->type == APArray->type)
186 {
187 (prevnode? prevnode->next : myFirst) = node->next;
188 if (!myFirst) myLast = NULL;
189 delete node->elem;
190 delete node;
191 break;
192 }
193 }
194 prevnode = node;
195 node = node->next;
196 }
197}
198
199/*----------------------------------------------------------------------*/
200
201void OpenGl_Group::Render (const Handle(OpenGl_Workspace) &AWorkspace) const
202{
203 // Is rendering in ADD or IMMEDIATE mode?
204 const Standard_Boolean isImmediate = (AWorkspace->NamedStatus & (OPENGL_NS_ADD | OPENGL_NS_IMMEDIATE)) != 0;
205
206 // Setup aspects
207 const OpenGl_AspectLine *aspect_line = AWorkspace->AspectLine(Standard_False);
208 const OpenGl_AspectFace *aspect_face = AWorkspace->AspectFace(Standard_False);
209 const OpenGl_AspectMarker *aspect_marker = AWorkspace->AspectMarker(Standard_False);
210 const OpenGl_AspectText *aspect_text = AWorkspace->AspectText(Standard_False);
211 if (myAspectLine)
212 AWorkspace->SetAspectLine(myAspectLine);
213 if (myAspectFace)
214 AWorkspace->SetAspectFace(myAspectFace);
215 if (myAspectMarker)
216 AWorkspace->SetAspectMarker(myAspectMarker);
217 if (myAspectText)
218 AWorkspace->SetAspectText(myAspectText);
219
220 // Render group elements
221 OpenGl_ElementNode *node = myFirst;
222 while (node)
223 {
224 switch (node->type)
225 {
226 case TelPolyline:
227 case TelMarker:
228 case TelMarkerSet:
229 case TelText:
230 {
231 glDisable(GL_LIGHTING);
232
233 if (isImmediate)
234 {
235 glDepthMask(GL_FALSE);
236 }
237 else if ( (AWorkspace->NamedStatus & OPENGL_NS_ANIMATION) != 0 &&
238 (AWorkspace->NamedStatus & OPENGL_NS_WIREFRAME) == 0 &&
239 AWorkspace->DegenerateModel != 0 )
240 {
241 glDisable( GL_DEPTH_TEST );
242 if ( AWorkspace->NamedStatus & OPENGL_NS_TEXTURE ) DisableTexture();
243 AWorkspace->NamedStatus |= OPENGL_NS_WIREFRAME;
244 }
245
246 node->elem->Render( AWorkspace );
247
248 if ( !isImmediate && (AWorkspace->NamedStatus & OPENGL_NS_TEXTURE) != 0 ) EnableTexture();
249 break;
250 }
251
252 case TelPolygon:
253 case TelPolygonIndices:
254 case TelQuadrangle:
255 case TelTriangleMesh:
256 {
257 if (isImmediate)
258 {
259 glDepthMask(GL_FALSE);
260 }
261 else if ( (AWorkspace->NamedStatus & OPENGL_NS_ANIMATION) != 0 &&
262 (AWorkspace->NamedStatus & OPENGL_NS_WIREFRAME) != 0 &&
263 AWorkspace->DegenerateModel < 2 )
264 {
265 if ( AWorkspace->NamedStatus & OPENGL_NS_TEXTURE ) EnableTexture ();
266
267 glEnable( GL_DEPTH_TEST );
268 AWorkspace->NamedStatus &= ~OPENGL_NS_WIREFRAME;
269 }
270
271 if ( AWorkspace->NamedStatus & OPENGL_NS_HIGHLIGHT )
272 AWorkspace->DisablePolygonOffset();
273
274 node->elem->Render( AWorkspace );
275
276 if ( AWorkspace->NamedStatus & OPENGL_NS_HIGHLIGHT )
277 AWorkspace->EnablePolygonOffset();
278 break;
279 }
280
281 default:
282 {
283 node->elem->Render( AWorkspace );
284 break;
285 }
286 }
287 node = node->next;
288 }
289
290 // Restore aspects
291 AWorkspace->SetAspectLine(aspect_line);
292 AWorkspace->SetAspectFace(aspect_face);
293 AWorkspace->SetAspectMarker(aspect_marker);
294 AWorkspace->SetAspectText(aspect_text);
295}
296
297/*----------------------------------------------------------------------*/