Import Geant4 0.1.0 source tree

2016-06-08 15:09:25 +02:00
parent b97f8d0df7
commit aaa409b6ee
2922 changed files with 55107 additions and 81674 deletions
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+// This code implementation is the intellectual property of
+// the RD44 GEANT4 collaboration.
+//
+// By copying, distributing or modifying the Program (or any work
+// based on the Program) you indicate your acceptance of this statement,
+// and all its terms.
+//
+// $Id: G4OpenGLImmediateXmViewer.cc,v 1.1 1999/01/09 16:23:15 allison Exp $
+// GEANT4 tag $Name: geant4-00-01 $
+//
+// 
+// Andrew Walkden  10th February 1997
+// Class G4OpenGLImmediateXmViewer : a class derived from G4OpenGLXmViewer
+//                                     and G4OpenGLImmediateViewer.
+
+#ifdef G4VIS_BUILD_OPENGLXM_DRIVER
+
+#include "G4OpenGLImmediateXmViewer.hh"
+
+#include <GL/gl.h>
+#include <GL/glx.h>
+#include <GL/glu.h>
+
+#include "G4ios.hh"
+#include <assert.h>
+#include <unistd.h>
+
+G4OpenGLImmediateXmViewer::G4OpenGLImmediateXmViewer
+(G4OpenGLImmediateSceneHandler& scene,
+ const G4String& name):
+G4OpenGLViewer (scene),
+G4OpenGLXmViewer (scene),
+G4OpenGLImmediateViewer (scene),
+G4VViewer (scene, scene.IncrementViewCount (), name) {
+
+  if (fViewId < 0) return;  // In case error in base class instantiation.
+
+// ensure a suitable window was found
+  if (!vi_immediate) {
+    G4cerr << "G4OpenGLImmediateXmViewer::G4OpenGLImmediateXmViewer -"
+      " G4OpenGLXmViewer couldn't get a visual." << endl;  
+    fViewId = -1;  // This flags an error.
+    return;
+  }
+
+  CreateGLXContext (vi_immediate);
+
+  InitializeGLView ();
+
+  CreateMainWindow ();
+
+  // clear the buffers and window.
+  ClearView ();
+  FinishView ();
+
+  glDepthFunc (GL_LEQUAL);
+  glDepthMask (GL_TRUE);
+  
+  glColorMask (GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE);
+  glLineWidth (1.0);
+
+  glEnable (GL_BLEND);
+  glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+  glShadeModel (GL_FLAT);
+
+  //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+  //The following code is useless in its current position, as the 
+  //G4OpenGLXmViewer constructor gets called *after* it, and hence sets
+  //doublebuffer to true or false there, after our little test to correct
+  //it in the case of a double buffer being got for an immediate view.
+  //Hence, code moved to DrawView.
+  //!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
+
+  // If a double buffer context has been forced upon us, ignore the
+  // back buffer for this OpenGLImmediate view.
+  //  if (doublebuffer) {
+  //    doublebuffer = false;
+  //    glDrawBuffer (GL_FRONT);
+  //  }
+}
+
+void G4OpenGLImmediateXmViewer::DrawView () {
+
+  // If a double buffer context has been forced upon us, ignore the
+  // back buffer for this OpenGLImmediate view.
+  if (doublebuffer) {
+    doublebuffer = false;
+    glDrawBuffer (GL_FRONT);
+  }
+
+  if (white_background == true) {
+    glClearColor (1., 1., 1., 1.);
+  } else {
+    glClearColor (0., 0., 0., 1.);
+  }
+  glClearDepth (1.0);
+
+  G4ViewParameters::DrawingStyle style = GetViewParameters().GetDrawingStyle();
+
+  //Make sure current viewer is attached and clean...
+  glXMakeCurrent (dpy, win, cx);
+  glViewport (0, 0, WinSize_x, WinSize_y);
+  ClearView ();
+
+  if(style!=G4ViewParameters::hlr &&
+     haloing_enabled) {
+
+    HaloingFirstPass ();
+    NeedKernelVisit ();
+    ProcessView ();
+    glFlush ();
+
+    HaloingSecondPass ();
+
+  }
+
+  NeedKernelVisit ();  // Always need to visit G4 kernel.
+  ProcessView ();
+  FinishView ();
+
+}
+
+#endif