1 /*****************************************************************************
4 ** Name: graph3dview.cpp
5 ** Purpose: 3d graph view classes
6 ** Programmer: Kevin Rosenberg
7 ** Date Started: Jan 2001
9 ** This is part of the CTSim program
10 ** Copyright (c) 1983-2001 Kevin Rosenberg
12 ** $Id: graph3dview.cpp,v 1.24 2001/09/24 11:34:06 kevin Exp $
14 ** This program is free software; you can redistribute it and/or modify
15 ** it under the terms of the GNU General Public License (version 2) as
16 ** published by the Free Software Foundation.
18 ** This program is distributed in the hope that it will be useful,
19 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
20 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 ** GNU General Public License for more details.
23 ** You should have received a copy of the GNU General Public License
24 ** along with this program; if not, write to the Free Software
25 ** Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
26 ******************************************************************************/
29 #pragma implementation
33 #include "wx/wxprec.h"
42 #error Please set wxUSE_GLCANVAS to 1 in setup.h.
46 #include "wx/glcanvas.h"
56 #include "dlgprojections.h"
57 #include "dlgreconstruct.h"
58 #include "backprojectors.h"
59 #include "reconstruct.h"
62 #if defined(MSVC) || HAVE_SSTREAM
65 #include <sstream_subst>
69 Graph3dFileView::intensityToColor (double dIntensity, GLfloat* vecColor)
71 if (dIntensity < 0 || dIntensity > 1) {
72 vecColor[0] = vecColor[1] = vecColor[2] = 1;
76 float fRange = dIntensity * 5;
77 int iRange = static_cast<int>(floor (fRange));
78 float fFrac = fRange - iRange;
80 // Rainbow: Purple->Blue->Cyan->Green->Yellow->Red = (1,0,1)-(0,0,1)-(0,1,1)-(0,1,0)-(1,1,0)-(1,0,0)
83 vecColor[0] = 1.0f - fFrac; vecColor[1] = 0.0f; vecColor[2] = 1.0f;
86 vecColor[0] = 0.0f; vecColor[1] = fFrac; vecColor[2] = 1.0f;
89 vecColor[0] = 0.0f; vecColor[1] = 1.0f; vecColor[2] = 1.0f - fFrac;
92 vecColor[0] = fFrac; vecColor[1] = 1.0f; vecColor[2] = 0.0f;
95 vecColor[0] = 1.0f; vecColor[1] = 1.0f - fFrac; vecColor[2] = 0.0f;
98 vecColor[0] = 1.0f; vecColor[1] = 0.0f; vecColor[2] = 0.0f;
103 //***********************************************************************
104 // Function: CalculateVectorNormal
106 // Purpose: Given three points of a 3D plane, this function calculates
107 // the normal vector of that plane.
110 // fVert1[] == array for 1st point (3 elements are x, y, and z).
111 // fVert2[] == array for 2nd point (3 elements are x, y, and z).
112 // fVert3[] == array for 3rd point (3 elements are x, y, and z).
115 // fNormalX == X vector for the normal vector
116 // fNormalY == Y vector for the normal vector
117 // fNormalZ == Z vector for the normal vector
118 //*************************************************************************
122 CalculateVectorNormal (T fVert1[], T fVert2[], T fVert3[], T *fNormalX, T *fNormalY, T *fNormalZ)
124 T Qx = fVert2[0] - fVert1[0];
125 T Qy = fVert2[1] - fVert1[1];
126 T Qz = fVert2[2] - fVert1[2];
127 T Px = fVert3[0] - fVert1[0];
128 T Py = fVert3[1] - fVert1[1];
129 T Pz = fVert3[2] - fVert1[2];
131 *fNormalX = Py*Qz - Pz*Qy;
132 *fNormalY = Pz*Qx - Px*Qz;
133 *fNormalZ = Px*Qy - Py*Qx;
136 IMPLEMENT_DYNAMIC_CLASS(Graph3dFileView, wxView)
138 BEGIN_EVENT_TABLE(Graph3dFileView, wxView)
139 EVT_MENU(IFMENU_FILE_PROPERTIES, Graph3dFileView::OnProperties)
140 EVT_MENU(GRAPH3D_VIEW_LIGHTING, Graph3dFileView::OnLighting)
141 EVT_MENU(GRAPH3D_VIEW_COLOR, Graph3dFileView::OnColor)
142 EVT_MENU(GRAPH3D_VIEW_SMOOTH, Graph3dFileView::OnSmooth)
143 EVT_MENU(GRAPH3D_VIEW_WIREFRAME, Graph3dFileView::OnWireframe)
144 EVT_MENU(GRAPH3D_VIEW_SCALE_MINMAX, Graph3dFileView::OnScaleSet)
145 EVT_MENU(GRAPH3D_VIEW_SCALE_AUTO, Graph3dFileView::OnScaleAuto)
146 EVT_MENU(GRAPH3D_VIEW_SCALE_FULL, Graph3dFileView::OnScaleFull)
149 Graph3dFileView::Graph3dFileView ()
150 : m_pFileMenu(NULL), m_pViewMenu(NULL), m_pCanvas(NULL), m_pFrame(NULL)
152 m_bDoubleBuffer = true;
155 m_bWireframe = false;
161 m_bColorScaleMinSet = false;
162 m_bColorScaleMaxSet = false;
165 Graph3dFileView::~Graph3dFileView()
167 GetDocumentManager()->FileHistoryRemoveMenu (m_pFileMenu);
168 GetDocumentManager()->ActivateView(this, false, true);
172 Graph3dFileView::OnCreate (wxDocument *doc, long WXUNUSED(flags) )
174 m_pFrame = CreateChildFrame(doc, this);
177 m_pFrame->GetClientSize (&width, &height);
178 m_pFrame->SetTitle("Graph3dFileView");
179 m_pCanvas = CreateCanvas (m_pFrame);
181 m_pFrame->Show (true);
182 m_pCanvas->SetCurrent();
186 int x, y; // X requires a forced resize
187 m_pFrame->GetSize(&x, &y);
188 m_pFrame->SetSize(-1, -1, x, y);
189 m_pFrame->SetFocus();
190 m_pFrame->Show(true);
193 m_pViewMenu->Check (GRAPH3D_VIEW_COLOR, m_bColor);
194 m_pViewMenu->Check (GRAPH3D_VIEW_LIGHTING, m_bLighting);
195 m_pViewMenu->Check (GRAPH3D_VIEW_SMOOTH, m_bSmooth);
196 m_pViewMenu->Check (GRAPH3D_VIEW_WIREFRAME, m_bWireframe);
201 Graph3dFileView::CreateCanvas (wxFrame* parent)
203 Graph3dFileCanvas* pCanvas;
205 parent->GetClientSize (&width, &height);
207 pCanvas = new Graph3dFileCanvas (this, parent, wxPoint(0, 0), wxSize(200, 200), 0);
209 pCanvas->SetBackgroundColour(*wxWHITE);
217 Graph3dFileView::DrawSurface()
223 glShadeModel (GL_SMOOTH);
225 glShadeModel (GL_FLAT);
229 glEnable (GL_LIGHTING);
231 glDisable (GL_LIGHTING);
234 unsigned int nx = GetDocument()->nx();
235 unsigned int ny = GetDocument()->ny();
237 glRotated (m_dZRotate, 0.0, 1.0, 0.0);
238 glRotated (m_dXRotate, 0.0, 0.0, 1.0);
239 glRotated (m_dYRotate, 1.0, 0.0, 0.0);
240 glTranslated (-static_cast<double>(nx - 1) / 2, 0.0, -static_cast<double>(ny - 1) / 2);
245 glColor3f (1.0f, 1.0f, 1.0f);
246 glPolygonOffset (1.0f, 1.0f);
247 glEnable (GL_POLYGON_OFFSET_FILL);
248 glPolygonMode (GL_FRONT_AND_BACK, GL_FILL);
249 glCallList (DISPLAYLIST_COLOR);
251 glColor3f (0.0f, 0.0f, 0.0f);
252 glPolygonOffset (0.0f, 0.0f);
253 glPolygonMode (GL_FRONT_AND_BACK, GL_LINE);
254 glCallList (DISPLAYLIST_NO_COLOR);
256 glPolygonMode (GL_FRONT_AND_BACK, GL_FILL);
258 glColor3f (1.0f, 1.0f, 1.0f);
259 glCallList (DISPLAYLIST_NO_COLOR);
261 glCallList (DISPLAYLIST_COLOR);
267 Graph3dFileView::CreateDisplayList()
272 unsigned int nx = GetDocument()->nx();
273 unsigned int ny = GetDocument()->ny();
274 const ImageFileArrayConst v = GetDocument()->getArray();
275 if (nx == 0 || ny == 0 || ! v)
278 glNewList (DISPLAYLIST_COLOR, GL_COMPILE);
280 double dMin = m_dColorScaleMin;
281 double dIntensityScale = m_dColorScaleMax - m_dColorScaleMin;
282 double actOffset = m_dGraphMin;
283 double actScale = 0.4 * sqrt(nx*nx+ny*ny) / (m_dGraphMax - m_dGraphMin);
284 double dXOffset = -(static_cast<double>(nx) - 1) / 2.;
285 double dYOffset = -(static_cast<double>(ny) - 1) / 2.;
289 double dXPos = -dXOffset;
291 for (ix = 0; ix < nx - 1; ix++, dXPos++) {
292 double dYPos = -dYOffset;
293 glBegin(GL_QUAD_STRIP);
294 double p1[3], p2[3], p3[3], n1[3];
295 p1[0] = dXPos; p1[1] = actScale * (v[ix][0] + actOffset); p1[2] = dYPos;
296 p2[0] = dXPos+1; p2[1] = actScale * (v[ix+1][0] + actOffset); p2[2] = dYPos;
297 p3[0] = dXPos; p3[1] = actScale * (v[ix][1] + actOffset); p3[2] = dYPos + 1;
298 CalculateVectorNormal<double> (p1, p2, p3, &n1[0], &n1[1], &n1[2]);
300 double dIntensity1, dIntensity2;
302 dIntensity1 = (v[ix][0] - dMin) / dIntensityScale;
303 dIntensity2 = (v[ix+1][0] - dMin) / dIntensityScale;
307 intensityToColor (dIntensity1, vecColor);
308 glColor3fv (vecColor);
312 intensityToColor (dIntensity2, vecColor);
313 glColor3fv (vecColor);
317 lastP[0] = ix; lastP[1] = actScale * (v[ix][0] + actOffset); lastP[2] = 0;
318 for (unsigned int iy = 1; iy < ny - 1; iy++, dYPos++) {
319 p1[0] = dXPos; p1[1] = actScale * (v[ix][iy] + actOffset); p1[2] = dYPos;
320 p2[0] = dXPos+1; p2[1] = actScale * (v[ix+1][iy] + actOffset); p2[2] = dYPos;
321 CalculateVectorNormal (p1, p2, lastP, &n1[0], &n1[1], &n1[2]);
322 lastP[0] = p1[0]; lastP[1] = p1[1]; lastP[2] = p1[2];
323 dIntensity1 = (v[ix][iy] - dMin) / dIntensityScale;
324 dIntensity2 = (v[ix+1][iy] - dMin) / dIntensityScale;
325 intensityToColor (dIntensity1, vecColor);
326 glColor3fv (vecColor);
327 glVertex3dv (p1); glNormal3dv (n1);
328 intensityToColor (dIntensity2, vecColor);
329 glColor3fv (vecColor);
330 glVertex3dv (p2); glNormal3dv (n1);
332 glEnd(); // QUAD_STRIP
337 glNewList (DISPLAYLIST_NO_COLOR, GL_COMPILE);
339 for (ix = 0; ix < nx - 1; ix++, dXPos++) {
340 double dYPos = -dYOffset;
341 glBegin(GL_QUAD_STRIP);
342 double p1[3], p2[3], p3[3], n1[3];
343 p1[0] = dXPos; p1[1] = actScale * (v[ix][0] + actOffset); p1[2] = dYPos;
344 p2[0] = dXPos+1; p2[1] = actScale * (v[ix+1][0] + actOffset); p2[2] = dYPos;
345 p3[0] = dXPos; p3[1] = actScale * (v[ix][1] + actOffset); p3[2] = dYPos + 1;
346 CalculateVectorNormal<double> (p1, p2, p3, &n1[0], &n1[1], &n1[2]);
353 lastP[0] = ix; lastP[1] = actScale * (v[ix][0] + actOffset); lastP[2] = 0;
354 for (unsigned int iy = 1; iy < ny - 1; iy++, dYPos++) {
355 p1[0] = dXPos; p1[1] = actScale * (v[ix][iy] + actOffset); p1[2] = dYPos;
356 p2[0] = dXPos+1; p2[1] = actScale * (v[ix+1][iy] + actOffset); p2[2] = dYPos;
357 CalculateVectorNormal (p1, p2, lastP, &n1[0], &n1[1], &n1[2]);
358 lastP[0] = p1[0]; lastP[1] = p1[1]; lastP[2] = p1[2];
359 glVertex3dv (p1); glNormal3dv (n1);
360 glVertex3dv (p2); glNormal3dv (n1);
362 glEnd(); // QUAD_STRIP
369 Graph3dFileView::OnProperties (wxCommandEvent& event)
371 std::ostringstream os;
372 *theApp->getLog() << ">>>>\n" << os.str().c_str() << "<<<<\n";
373 wxMessageDialog dialogMsg (getFrameForChild(), os.str().c_str(), "Imagefile Properties", wxOK | wxICON_INFORMATION);
374 dialogMsg.ShowModal();
378 Graph3dFileView::OnLighting (wxCommandEvent& event)
380 m_bLighting = ! m_bLighting;
381 m_pViewMenu->Check (GRAPH3D_VIEW_LIGHTING, m_bLighting);
383 m_pCanvas->Refresh();
387 Graph3dFileView::OnWireframe (wxCommandEvent& event)
389 m_bWireframe = ! m_bWireframe;
390 m_pViewMenu->Check (GRAPH3D_VIEW_WIREFRAME, m_bWireframe);
391 m_pCanvas->Refresh();
395 Graph3dFileView::OnColor (wxCommandEvent& event)
397 m_bColor = ! m_bColor;
398 m_pViewMenu->Check (GRAPH3D_VIEW_COLOR, m_bColor);
399 m_pCanvas->Refresh();
403 Graph3dFileView::OnSmooth (wxCommandEvent& event)
405 m_bSmooth = ! m_bSmooth;
406 m_pViewMenu->Check (GRAPH3D_VIEW_SMOOTH, m_bSmooth);
407 m_pCanvas->Refresh();
413 Graph3dFileView::OnDraw (wxDC* dc)
417 m_pCanvas->SetCurrent();
420 // if (! m_pCanvas->GetContext()) return;
424 std::ostringstream os;
425 os << "Xangle=" << m_dXRotate << ", Yangle=" << m_dYRotate << ", Zangle=" << m_dZRotate;
426 m_pStatusBar->SetStatusText (os.str().c_str());
427 m_pCanvas->SwapBuffers();
432 Graph3dFileView::Draw ()
434 glClear( GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT );
443 Graph3dFileView::InitMaterials()
447 int nx = GetDocument()->nx();
448 int ny = GetDocument()->ny();
451 static float ambient[] = {0.1f, 0.1f, 0.1f, 1.0f};
452 static float diffuse[] = {1.0f, 1.0f, 1.0f, 1.0f};
453 static float position0[] = {-nx/2, -ny/2, ny/2, 0.0f, 0.0f};
454 static float position1[] = {-nx/2, -ny/2, -ny/2, 0.0f};
455 static float ambient1[] = {0.5f, 0.5f, 0.5f, 1.0f};
456 static float diffuse1[] = {1.0f, 1.0f, 1.0f, 1.0f};
457 // static float position0[] = {0.0f, 0.0f, 20.0f, 0.0f};
458 // static float position1[] = {0.0f, 0.0f, -20.0f, 0.0f};
459 static float front_mat_shininess[] = {5.0f};
460 static float front_mat_specular[] = {0.1f, 0.1f, 0.1f, 1.0f};
461 static float front_mat_diffuse[] = {0.3f, 0.3f, 0.3f, 1.0f};
463 static float back_mat_shininess[] = {60.0f};
464 static float back_mat_specular[] = {0.2f, 0.2f, 0.2f, 1.0f};
465 static float back_mat_diffuse[] = {1.0f, 1.0f, 1.0f, 1.0f};
467 static float lmodel_ambient[] = {1.0f, 1.0f, 1.0f, 1.0f};
468 static float lmodel_twoside[] = {GL_FALSE};
470 glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
471 glHint(GL_LINE_SMOOTH, GL_DONT_CARE);
472 glEnable(GL_NORMALIZE);
474 glLightfv (GL_LIGHT0, GL_AMBIENT, ambient);
475 glLightfv (GL_LIGHT0, GL_DIFFUSE, diffuse);
476 glLightfv (GL_LIGHT0, GL_POSITION, position0);
477 glEnable (GL_LIGHT0);
479 glLightfv (GL_LIGHT1, GL_AMBIENT, ambient1);
480 glLightfv (GL_LIGHT1, GL_DIFFUSE, diffuse1);
481 glLightfv (GL_LIGHT1, GL_POSITION, position1);
482 glEnable (GL_LIGHT1);
484 glLightModelfv (GL_LIGHT_MODEL_AMBIENT, lmodel_ambient);
485 glLightModelfv (GL_LIGHT_MODEL_TWO_SIDE, lmodel_twoside);
487 glMaterialfv (GL_FRONT_AND_BACK, GL_SHININESS, front_mat_shininess);
488 glMaterialfv (GL_FRONT_AND_BACK, GL_SPECULAR, front_mat_specular);
489 glMaterialfv (GL_FRONT_AND_BACK, GL_DIFFUSE, front_mat_diffuse);
491 glColorMaterial (GL_FRONT_AND_BACK, GL_DIFFUSE);
492 // glColorMaterial (GL_FRONT_AND_BACK, GL_SPECULAR);
493 glEnable(GL_COLOR_MATERIAL);
495 GLfloat impLPos[] = {1.0f, 1.0f, 1.0f, 0.0f};
497 GLfloat defaultLightAmb [] = {.2f, .2f, .2f, 1.0f};
498 GLfloat defaultLightDiff [] = {.2f, .2f, .2f, 1.0f};
499 GLfloat defaultLightSpec [] = { .3f, .3f, .3f, 1.0f};
501 GLfloat defaultGlobalAmb [] = {.3f, .3f, .3f, 1.0f};
502 GLfloat defaultGlobalDiff[] = {.3f, .3f, .3f, 1.0f};
504 GLfloat defaultMatShine[] = { 30.0f };
505 GLfloat defaultMatSpec[] = { .4f, .4f, .4f, 1.0f};
506 GLfloat defaultMatAmb[] = { .3f, .3f, .3f, 1.0f};
507 GLfloat defaultMatDiff[] = { .5f, .5f, .5f, 1.0f};
509 GLfloat brassMatAmb[] = { .33f, .22f, .03f, 1.0f};
510 GLfloat brassMatDiff[] = { .78f, .57f, .11f, 1.0f};
511 GLfloat brassMatSpec[] = { .99f, .91f, .81f, 1.0f};
512 GLfloat brassMatShine[] = { 27.8f };
514 GLfloat emeraldMatAmb[] = { .02f1, .1745f , .021f, 1.0f };
515 GLfloat emeraldMatDiff[] = { .075f, .6142f , .075f, 1.0f };
516 GLfloat emeraldMatSpec[] = { .633f, .7278f , .633f, 1.0f };
517 GLfloat emeraldMatShine[] = { 76.8f };
519 GLfloat slateMatAmb[] = { .02f, .02f , .02f, 1.0f };
520 GLfloat slateMatDiff[] = { .02f, .01f , .01f, 1.0f };
521 GLfloat slateMatSpec[] = { .4f, .4f , .4f , 1.0f };
522 GLfloat slateMatShine[] = { .768f };
524 // double opnX = nx, opnY = ny, opnZ = z;
525 // eyeX = 1; eyeY = 1, eyeZ = 1;
527 impLPos[0] = nx/2.; impLPos[1]= ny/2.; impLPos[2] = 0.;
529 //impGraphicsFlag = IMP__3D;
531 // glutInitDisplayMode (GLUT_DOUBLE| GLUT_RGB | GLUT_DEPTH | GLUT_ACCUM);
532 // glutInitWindowSize (IMP_WIN_X, IMP_WIN_Y);
533 // glutInitWindowPosition (100, 100);
534 // glutCreateWindow ("- imp3D graphics -" );
536 glClearColor (0.0f, 0.0f, 0.0f, 0.0f);
538 glShadeModel (GL_SMOOTH);
539 glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
540 glHint(GL_LINE_SMOOTH, GL_DONT_CARE);
541 glEnable(GL_NORMALIZE);
544 glEnable(GL_DEPTH_TEST);
546 glLightfv(GL_LIGHT0, GL_AMBIENT, defaultLightAmb);
547 glLightfv(GL_LIGHT0, GL_DIFFUSE, defaultLightDiff);
548 glLightfv(GL_LIGHT0, GL_SPECULAR,defaultLightSpec);
550 glLightfv(GL_LIGHT1, GL_AMBIENT, defaultLightAmb);
551 glLightfv(GL_LIGHT1, GL_DIFFUSE, defaultLightDiff);
552 glLightfv(GL_LIGHT1, GL_SPECULAR,defaultLightSpec);
554 glLightfv(GL_LIGHT2, GL_AMBIENT , defaultLightAmb);
555 glLightfv(GL_LIGHT2, GL_DIFFUSE , defaultLightDiff);
556 glLightfv(GL_LIGHT2, GL_SPECULAR, defaultLightSpec);
558 glLightfv(GL_LIGHT0, GL_POSITION,impLPos);
559 glLightfv(GL_LIGHT1, GL_POSITION,impLPos);
560 glLightfv(GL_LIGHT2, GL_POSITION,impLPos);
562 glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT , defaultMatAmb);
563 glMaterialfv(GL_FRONT_AND_BACK, GL_DIFFUSE , defaultMatDiff);
564 glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR , defaultMatSpec);
565 glMaterialfv(GL_FRONT_AND_BACK, GL_SHININESS, defaultMatShine);
567 glLightModelfv(GL_LIGHT_MODEL_AMBIENT, defaultGlobalAmb);
569 glColorMaterial(GL_FRONT_AND_BACK, GL_DIFFUSE);
571 glEnable(GL_COLOR_MATERIAL);
573 glEnable(GL_LIGHTING);
583 Graph3dFileView::InitGL ()
585 glClearColor (0.0f, 0.0f, 0.0f, 0.0f);
587 glDisable (GL_CULL_FACE);
588 glEnable (GL_DEPTH_TEST);
593 Graph3dFileView::OnUpdate (wxView *WXUNUSED(sender), wxObject *WXUNUSED(hint) )
598 unsigned int nx = GetDocument()->nx();
599 unsigned int ny = GetDocument()->ny();
600 const ImageFileArrayConst v = GetDocument()->getArray();
601 if (v != NULL && nx != 0 && ny != 0) {
602 double min = v[0][0];
604 for (unsigned int ix = 0; ix < nx; ix++)
605 for (unsigned int iy = 0; iy < ny; iy++) {
606 double dVal = v[ix][iy];
614 if (! m_bColorScaleMinSet)
615 m_dColorScaleMin = min;
616 if (! m_bColorScaleMaxSet)
617 m_dColorScaleMax = max;
619 double dRadius = maxValue<int> (nx, ny) * SQRT2 / 2;
620 glMatrixMode(GL_PROJECTION);
622 glOrtho (-dRadius, dRadius, -dRadius, dRadius, dRadius*5, -dRadius*5);
624 glMatrixMode(GL_MODELVIEW);
627 GLfloat eyep[3], lookp[3], up[3];
628 eyep[0] = -nx/2; eyep[1] = 0; eyep[2] = -ny/2;
629 lookp[0] = 0; lookp[1] = 0, lookp[2] = 0;
630 up[0] = 0; up[1] = 1; up[2] = 0;
631 gluLookAt (eyep[0], eyep[1], eyep[2], lookp[0], lookp[1], lookp[2], up[0], up[1], up[2]);
637 m_pCanvas->Refresh();
641 Graph3dFileView::OnClose (bool deleteWindow)
643 if (! GetDocument() || ! GetDocument()->Close())
648 m_pCanvas->setView(NULL);
651 wxString s(theApp->GetAppName());
653 m_pFrame->SetTitle(s);
666 Graph3dFileView::OnScaleAuto (wxCommandEvent& event)
669 const ImageFile& rIF = GetDocument()->getImageFile();
670 double min, max, mean, mode, median, stddev;
671 rIF.statistics(min, max, mean, mode, median, stddev);
672 DialogAutoScaleParameters dialogAutoScale (getFrameForChild(), mean, mode, median, stddev, m_dAutoScaleFactor);
673 int iRetVal = dialogAutoScale.ShowModal();
674 if (iRetVal == wxID_OK) {
675 m_bMinSpecified = true;
676 m_bMaxSpecified = true;
678 if (dialogAutoScale.getMinMax (&dMin, &dMax)) {
681 m_dAutoScaleFactor = dialogAutoScale.getAutoScaleFactor();
682 OnUpdate (this, NULL);
689 Graph3dFileView::OnScaleSet (wxCommandEvent& event)
694 unsigned int nx = GetDocument()->nx();
695 unsigned int ny = GetDocument()->ny();
696 const ImageFileArrayConst v = GetDocument()->getArray();
698 if (! m_bColorScaleMinSet && ! m_bColorScaleMaxSet) {
699 dMax = dMin = v[0][0];
700 for (unsigned ix = 0; ix < nx; ix++)
701 for (unsigned int iy = 0; iy < ny; iy++)
702 if (v[ix][iy] < dMin)
704 else if (v[ix][iy] > dMax)
707 if (m_bColorScaleMinSet)
708 dMin = m_dColorScaleMin;
709 if (m_bColorScaleMaxSet)
710 dMax = m_dColorScaleMax;
712 DialogGetMinMax dialogMinMax (getFrameForChild(), "Set Color Scale Minimum & Maximum", dMin, dMax);
713 int retVal = dialogMinMax.ShowModal();
714 if (retVal == wxID_OK) {
715 m_bColorScaleMinSet = true;
716 m_bColorScaleMaxSet = true;
717 m_dColorScaleMin = dialogMinMax.getMinimum();
718 m_dColorScaleMax = dialogMinMax.getMaximum();
719 OnUpdate (this, NULL);
724 Graph3dFileView::OnScaleFull (wxCommandEvent& event)
726 if (m_bColorScaleMinSet || m_bColorScaleMaxSet) {
727 m_bColorScaleMinSet = false;
728 m_bColorScaleMaxSet = false;
729 OnUpdate (this, NULL);
738 Graph3dFileView::CreateChildFrame (wxDocument *doc, wxView *view)
741 wxDocMDIChildFrame* subframe = new wxDocMDIChildFrame (doc, view, theApp->getMainFrame(), -1, "Graph3dFile Frame", wxPoint(-1, -1), wxSize(0, 0), wxDEFAULT_FRAME_STYLE);
743 wxDocChildFrame* subframe = new wxDocChildFrame (doc, view, theApp->getMainFrame(), -1, "Graph3dFile Frame", wxPoint(-1, -1), wxSize(0, 0), wxDEFAULT_FRAME_STYLE);
745 theApp->setIconForFrame (subframe);
747 m_pStatusBar = new wxStatusBar (subframe, -1);
748 subframe->SetStatusBar (m_pStatusBar);
750 m_pFileMenu = new wxMenu;
752 m_pFileMenu->Append(MAINMENU_FILE_CREATE_PHANTOM, "Cr&eate Phantom...\tCtrl-P");
753 m_pFileMenu->Append(MAINMENU_FILE_CREATE_FILTER, "Create &Filter...\tCtrl-F");
754 m_pFileMenu->Append(wxID_OPEN, "&Open...\tCtrl-O");
755 m_pFileMenu->Append(wxID_CLOSE, "&Close\tCtrl-W");
757 m_pFileMenu->AppendSeparator();
758 m_pFileMenu->Append(IFMENU_FILE_PROPERTIES, "P&roperties");
760 m_pFileMenu->AppendSeparator();
761 m_pFileMenu->Append(wxID_PRINT, "&Print...");
762 m_pFileMenu->Append(wxID_PRINT_SETUP, "Print &Setup...");
763 m_pFileMenu->Append(wxID_PREVIEW, "Print Preview");
765 m_pFileMenu->AppendSeparator();
766 m_pFileMenu->Append(MAINMENU_FILE_EXIT, "E&xit");
768 GetDocumentManager()->FileHistoryAddFilesToMenu(m_pFileMenu);
769 GetDocumentManager()->FileHistoryUseMenu(m_pFileMenu);
771 m_pViewMenu = new wxMenu;
772 m_pViewMenu->Append(GRAPH3D_VIEW_WIREFRAME, "Wi&reframe\tCtrl-R", "", true);
773 m_pViewMenu->Append(GRAPH3D_VIEW_SMOOTH, "S&mooth\tCtrl-M", "", true);
774 m_pViewMenu->Append(GRAPH3D_VIEW_COLOR, "Co&lor\tCtrl-L", "", true);
775 m_pViewMenu->Append(GRAPH3D_VIEW_LIGHTING, "Li&ghting\tCtrl-G", "", true);
776 m_pViewMenu->AppendSeparator();
777 m_pViewMenu->Append(GRAPH3D_VIEW_SCALE_MINMAX, "Color Scale S&et Min/Max...\tCtrl-E");
778 m_pViewMenu->Append(GRAPH3D_VIEW_SCALE_AUTO, "Color Scale &Auto...\tCtrl-A");
779 m_pViewMenu->Append(GRAPH3D_VIEW_SCALE_FULL, "Color F&ull Scale\tCtrl-U");
782 wxMenu *help_menu = new wxMenu;
783 help_menu->Append(MAINMENU_HELP_CONTENTS, "&Contents\tF1");
784 help_menu->Append(MAINMENU_HELP_ABOUT, "&About");
786 wxMenuBar *menu_bar = new wxMenuBar;
788 menu_bar->Append(m_pFileMenu, "&File");
789 menu_bar->Append(m_pViewMenu, "&View");
790 menu_bar->Append(help_menu, "&Help");
792 subframe->SetMenuBar(menu_bar);
794 subframe->Centre(wxBOTH);
796 wxAcceleratorEntry accelEntries[7];
797 accelEntries[0].Set (wxACCEL_CTRL, static_cast<int>('R'), GRAPH3D_VIEW_WIREFRAME);
798 accelEntries[1].Set (wxACCEL_CTRL, static_cast<int>('L'), GRAPH3D_VIEW_COLOR);
799 accelEntries[2].Set (wxACCEL_CTRL, static_cast<int>('G'), GRAPH3D_VIEW_LIGHTING);
800 accelEntries[3].Set (wxACCEL_CTRL, static_cast<int>('M'), GRAPH3D_VIEW_SMOOTH);
801 accelEntries[4].Set (wxACCEL_CTRL, static_cast<int>('E'), GRAPH3D_VIEW_SCALE_MINMAX);
802 accelEntries[5].Set (wxACCEL_CTRL, static_cast<int>('A'), GRAPH3D_VIEW_SCALE_AUTO);
803 accelEntries[6].Set (wxACCEL_CTRL, static_cast<int>('U'), GRAPH3D_VIEW_SCALE_FULL);
804 wxAcceleratorTable accelTable (7, accelEntries);
805 subframe->SetAcceleratorTable (accelTable);
812 BEGIN_EVENT_TABLE(Graph3dFileCanvas, wxGLCanvas)
813 EVT_SIZE(Graph3dFileCanvas::OnSize)
814 EVT_PAINT(Graph3dFileCanvas::OnPaint)
815 EVT_CHAR(Graph3dFileCanvas::OnChar)
816 EVT_MOUSE_EVENTS(Graph3dFileCanvas::OnMouseEvent)
817 EVT_ERASE_BACKGROUND(Graph3dFileCanvas::OnEraseBackground)
823 Graph3dFileCanvas::Graph3dFileCanvas (Graph3dFileView* view, wxWindow *parent, const wxPoint& pos,
824 const wxSize& size, long style):
825 wxGLCanvas (parent, -1, pos, size, style, _T("Graph3dCanvas")
831 // Make sure server supports the vertex array extension
832 char* extensions = (char *) glGetString( GL_EXTENSIONS );
833 if (!extensions || !strstr( extensions, "GL_EXT_vertex_array" )) {
834 m_pView->m_bUseVertexArrays = GL_FALSE;
840 Graph3dFileCanvas::~Graph3dFileCanvas()
845 Graph3dFileCanvas::OnDraw (wxDC& dc)
848 m_pView->OnDraw(& dc);
852 Graph3dFileCanvas::OnSize (wxSizeEvent& event)
855 if (!GetContext()) return;
860 GetClientSize (&width, &height);
861 Reshape (width, height);
865 Graph3dFileCanvas::OnChar(wxKeyEvent& event)
870 wxCommandEvent dummyEvent;
871 switch (event.KeyCode()) {
873 m_pView->m_dZRotate += 15.0;
877 m_pView->m_dZRotate -= 15.0;
881 m_pView->m_dXRotate += 15.0;
885 m_pView->m_dXRotate -= 15.0;
889 m_pView->m_dYRotate += 15.0;
893 m_pView->m_dYRotate -= 15.0;
897 m_pView->OnWireframe (dummyEvent);
900 m_pView->OnSmooth (dummyEvent);
903 m_pView->OnLighting (dummyEvent);
906 m_pView->OnColor (dummyEvent);
915 Graph3dFileCanvas::Reshape (int width, int height)
917 glViewport (0, 0, (GLint)width, (GLint)height);
922 Graph3dFileCanvas::OnMouseEvent(wxMouseEvent& event)
924 static int dragging = 0;
925 static float last_x, last_y;
930 if(event.LeftIsDown()) {
934 m_pView->m_dXRotate -= (event.GetY() - last_y)*1.0;
935 m_pView->m_dZRotate += (event.GetX() - last_x)*1.0;
938 last_x = event.GetX();
939 last_y = event.GetY();
945 Graph3dFileCanvas::OnEraseBackground(wxEraseEvent& event)
947 // Do nothing: avoid flashing.
951 #endif // wxUSE_GLCANVAS