1 // Copyright (C) 2007-2016 CEA/DEN, EDF R&D, OPEN CASCADE
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
26 #include "OCCViewer_Trihedron.h"
29 #include <SUIT_ResourceMgr.h>
30 #include <SUIT_Session.h>
32 #include <Graphic3d_AspectFillArea3d.hxx>
33 #include <Graphic3d_Group.hxx>
34 #include <Graphic3d_MaterialAspect.hxx>
35 #include <Prs3d_Presentation.hxx>
36 #include <Prs3d_Root.hxx>
37 #include <PrsMgr_PresentationManager3d.hxx>
46 #define PI 3.14159265359
48 OCCT_IMPLEMENT_STANDARD_RTTIEXT( OCCViewer_Trihedron, AIS_InteractiveObject )
53 OCCViewer_Trihedron::OCCViewer_Trihedron( const PrsMgr_TypeOfPresentation3d t )
54 : AIS_InteractiveObject( t ),
62 OCCViewer_Trihedron::~OCCViewer_Trihedron()
65 glDeleteLists( myTextList, 256 );
69 * Sets the bounding box (MinMax values).
71 #if OCC_VERSION_LARGE > 0x06070100 // for OCC-6.7.2 and higher version
72 void OCCViewer_Trihedron::bounds( Graphic3d_BndBox4f& theMinMax ) const
74 Graphic3d_Vec4 aMinPt (-1.f, -1.f, -1.f, 1.f);
75 Graphic3d_Vec4 aMaxPt (1.f, 1.f, 1.f, 1.f);
77 theMinMax.Add (aMinPt);
78 theMinMax.Add (aMaxPt);
81 void OCCViewer_Trihedron::bounds( Graphic3d_CBounds& aMinMax ) const
83 Standard_Real aXMin = -1, aYMin = -1, aZMin = -1;
84 Standard_Real aXMax = 1, aYMax = 1, aZMax = 1;
86 if( aMinMax.XMin > aXMin ) aMinMax.XMin = aXMin;
87 if( aMinMax.YMin > aYMin ) aMinMax.YMin = aYMin;
88 if( aMinMax.ZMin > aZMin ) aMinMax.ZMin = aZMin;
89 if( aMinMax.XMax < aXMax ) aMinMax.XMax = aXMax;
90 if( aMinMax.YMax < aYMax ) aMinMax.YMax = aYMax;
91 if( aMinMax.ZMax < aZMax ) aMinMax.ZMax = aZMax;
96 * Redefined method. Calculates the object presentation.
98 void OCCViewer_Trihedron::Compute( const Handle( PrsMgr_PresentationManager3d )&,
99 const Handle( Prs3d_Presentation )& aPrs,
100 const Standard_Integer aMode )
105 Handle( Graphic3d_Group ) aGroup = Prs3d_Root::CurrentGroup( aPrs );
106 aGroup->UserDraw( this );
110 * Redefined method. Does nothing.
112 void OCCViewer_Trihedron::ComputeSelection( const Handle( SelectMgr_Selection )& theSelection,
113 const Standard_Integer theMode )
118 * Generates text list.
120 GLuint generateTextList()
123 GLuint aList = glGenLists( 256 );
126 HGLRC hglrc = wglGetCurrentContext();
129 HDC hdc = ::wglGetCurrentDC();
130 HFONT font = CreateFont( -12, 0, 0, 0,
137 FF_DONTCARE | DEFAULT_PITCH,
139 HFONT oldFont = (HFONT)SelectObject( hdc, font );
141 ok = ::wglUseFontBitmaps( hdc, 0, 256, aList );
142 SelectObject( hdc, oldFont );
143 DeleteObject( font );
146 Display* dpy = glXGetCurrentDisplay();
150 char** aFontList = XListFonts( dpy, "*-courier-*", 1, &aFontCount );
153 //XFontStruct* fontInfo = XLoadQueryFont( dpy, "-*-courier-*-r-*-*-14-*-*-*-m-*-*-*" );
154 Font aFont = XLoadFont( dpy, aFontList[0] );
155 glXUseXFont( aFont, 0, 256, aList );
156 XUnloadFont( dpy, aFont );
159 XFreeFontNames( aFontList );
164 glDeleteLists( aList, 256 );
172 void drawText( GLuint theTextList, const char* theText, GLdouble thePosition[3], GLfloat theColor[3] )
174 glColor3fv( theColor );
175 glRasterPos3dv( thePosition );
176 glListBase( theTextList );
177 glCallLists( strlen( theText ), GL_UNSIGNED_BYTE, (GLubyte*)theText );
181 * Displays trihedron.
183 void OCCViewer_Trihedron::display()
185 GLdouble TriedronOrigin[3] = { 0.0, 0.0, 0.0 };
187 GLdouble TriedronAxeX[3] = { 1.0, 0.0, 0.0 };
188 GLdouble TriedronAxeY[3] = { 0.0, 1.0, 0.0 };
189 GLdouble TriedronAxeZ[3] = { 0.0, 0.0, 1.0 };
191 GLfloat TriedronColorX[3] = { 1.0, 0.0, 0.0 };
192 GLfloat TriedronColorY[3] = { 0.0, 1.0, 0.0 };
193 GLfloat TriedronColorZ[3] = { 0.0, 0.0, 1.0 };
195 GLfloat TriedronLetterColorX[3] = { 1.0, 1.0, 1.0 };
196 GLfloat TriedronLetterColorY[3] = { 1.0, 1.0, 1.0 };
197 GLfloat TriedronLetterColorZ[3] = { 1.0, 1.0, 1.0 };
199 GLfloat TriedronLineWidth = 2.0;
200 GLdouble TriedronScale = 0.15;
202 GLdouble U, V, minUV;
204 glGetIntegerv(GL_VIEWPORT, aViewPort);
213 GLdouble L = minUV * TriedronScale;
215 TriedronOrigin[0]= 0.0;
216 TriedronOrigin[1]= 0.0;
217 TriedronOrigin[2]= 0.0;
219 TriedronAxeX[0] = TriedronOrigin[0] + L;
220 TriedronAxeX[1] = TriedronOrigin[1] + 0.0;
221 TriedronAxeX[2] = TriedronOrigin[2] + 0.0;
223 TriedronAxeY[0] = TriedronOrigin[0] + 0.0;
224 TriedronAxeY[1] = TriedronOrigin[1] + L;
225 TriedronAxeY[2] = TriedronOrigin[2] + 0.0;
227 TriedronAxeZ[0] = TriedronOrigin[0] + 0.0;
228 TriedronAxeZ[1] = TriedronOrigin[1] + 0.0;
229 TriedronAxeZ[2] = TriedronOrigin[2] + L;
231 glPushAttrib( GL_CURRENT_BIT | GL_ENABLE_BIT | GL_LIGHTING_BIT | GL_LINE_BIT | GL_VIEWPORT_BIT );
233 glDepthRange( 0, 0 );
234 glDisable( GL_LIGHTING );
235 glDisable( GL_COLOR_MATERIAL );
236 for( int i = 0; i < GL_MAX_CLIP_PLANES; i++ )
237 glDisable( GL_CLIP_PLANE0 + i );
239 glLineWidth( TriedronLineWidth );
241 glColor3fv( TriedronColorX );
243 glVertex3dv( TriedronOrigin );
244 glVertex3dv( TriedronAxeX );
247 glColor3fv( TriedronColorY );
249 glVertex3dv( TriedronOrigin );
250 glVertex3dv( TriedronAxeY );
253 glColor3fv( TriedronColorZ );
255 glVertex3dv( TriedronOrigin );
256 glVertex3dv( TriedronAxeZ );
259 GLdouble l = L - L/4.;
260 GLdouble rayon = L/20.;
261 GLint ii, NbFacettes = 12;
262 GLdouble Angle = 2. * PI / NbFacettes;
263 GLdouble TriedronCoord[3] = { 1.0, 0.0, 0.0 };
265 if( myTextList == 0 )
266 myTextList = generateTextList();
268 glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
270 glColor3fv( TriedronColorX );
271 glBegin( GL_TRIANGLE_FAN );
272 glVertex3dv( TriedronAxeX );
273 TriedronCoord[0] = TriedronOrigin[0] + l ;
276 TriedronCoord[1] = TriedronOrigin[1] + ( rayon * sin(ii * Angle) );
277 TriedronCoord[2] = TriedronOrigin[2] + ( rayon * cos(ii * Angle) );
278 glVertex3dv( TriedronCoord );
283 drawText( myTextList, "X", TriedronAxeX, TriedronLetterColorX );
285 glColor3fv( TriedronColorY );
286 glBegin( GL_TRIANGLE_FAN );
287 glVertex3dv( TriedronAxeY );
288 TriedronCoord[1] = TriedronOrigin[1] + l ;
291 TriedronCoord[0] = TriedronOrigin[0] + (rayon * cos(ii * Angle) );
292 TriedronCoord[2] = TriedronOrigin[2] + (rayon * sin(ii * Angle) );
293 glVertex3dv( TriedronCoord );
298 drawText( myTextList, "Y", TriedronAxeY, TriedronLetterColorY );
300 glColor3fv( TriedronColorZ );
301 glBegin( GL_TRIANGLE_FAN );
302 glVertex3dv( TriedronAxeZ );
303 TriedronCoord[2] = TriedronOrigin[2] + l ;
306 TriedronCoord[0] = TriedronOrigin[0] + ( rayon * sin(ii * Angle) );
307 TriedronCoord[1] = TriedronOrigin[1] + ( rayon * cos(ii * Angle) );
308 glVertex3dv( TriedronCoord );
313 drawText( myTextList, "Z", TriedronAxeZ, TriedronLetterColorZ );