G4OpenGLVboDrawer.hh

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//
// ********************************************************************
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// * technical work of the GEANT4 collaboration.                      *
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//
//
//
//
// G4OpenGLVboDrawer : Class to provide Wt and Qt specific
//                       functionality for OpenGL in GEANT4
// All references to Wt removed - 1/3/21 JA
 
#ifndef G4OpenGLVboDrawer_HH
#define G4OpenGLVboDrawer_HH
 
#include "G4OpenGL.hh"
 
#ifdef G4OPENGL_VERSION_2
 
// GL2PS
#define GL2PS_TEXT_B  4
#define GL2PS_TEXT_BL 5
#define GL2PS_TEXT_BR 6
#define GL2PS_EPS 1
#define GL2PS_PDF 2
#define GL2PS_PS 3
#define GL2PS_SVG 4
 
 
#define glEdgeFlag(a) fVboDrawer->empty()
#define glRenderMode(a) fVboDrawer->returnNULL()
#define glClipPlane(a,b) fVboDrawer->empty()
#define glGetIntegerv(a,b) fVboDrawer->empty()
#define glGetFloatv(a,b) fVboDrawer->empty()
#define glGetDoublev(a,b) fVboDrawer->empty()
#define glPassThrough fVboDrawer->empty()
#define glGetBooleanv fVboDrawer->empty()
#define glLoadName(a) fVboDrawer->empty()
#define glPushMatrix() fVboDrawer->empty()
#define glLoadIdentity() fVboDrawer->empty()
#define glPopMatrix() fVboDrawer->empty()
#define glCallList(a) fVboDrawer->empty()
#define glGenLists(a) fVboDrawer->returnNULL()
#define glVertex3d fVboDrawer->empty()
#define glBegin fVboDrawer->empty()
#define glEnd fVboDrawer->empty()
#define glNewList(a,b) fVboDrawer->empty()
#define glEndList() fVboDrawer->empty()
#define glPolygonMode(a,b) fVboDrawer->empty()
#define glDrawBuffer(a) fVboDrawer->empty()
#define glDeleteLists(a,b) fVboDrawer->empty()
#define glStencilFunc(a,b,c) fVboDrawer->empty()
#define glStencilOp(a,b,c) fVboDrawer->empty()
#define glColorMaterial(a,b) fVboDrawer->empty()
#define glLightfv(a,b,c) fVboDrawer->empty()
#define glScaled(a,b,c) fVboDrawer->empty()
#define gluLookAt fVboDrawer->empty()
#define gluPickMatrix fVboDrawer->empty()
#define glSelectBuffer(a,b) fVboDrawer->empty()
#define glInitNames() fVboDrawer->empty()
#define glPushNames(a) fVboDrawer->empty()
#define glPushName(a) fVboDrawer->empty()
#define glPixelStorei(a,b) fVboDrawer->empty()
#define glRasterPos3d(a,b,c) fVboDrawer->empty()
#define Geant4_gl2psTextOpt(a,b,c,d,e) fVboDrawer->empty()
#define glMaterialfv(a,b,c)  fVboDrawer->empty()
#define glCullFace(a) fVboDrawer->empty()
#define glReadBuffer(a) fVboDrawer->empty()
#define glReadPixels(a,b,c,d,e,f,g) fVboDrawer->empty()
#define glTranslatef(a,b,c) fVboDrawer->empty() // TO BE FIXED
 
// +--------------------------------+
// +        QT (OpenGL ES) case     +
// +--------------------------------+
 
class G4OpenGLImmediateQtViewer;
 
#define glOrtho fVboDrawer->vboGlOrtho
#define glFrustum fVboDrawer->vboGlFrustum
#define glMultMatrixf fVboDrawer->vboGlMultMatrixf
#define glMultMatrixd fVboDrawer->vboGlMultMatrixd
#define glMatrixMode fVboDrawer->vboGlMatrixMode
#define glPointSize fVboDrawer->vboGlPointSize
#define glColor3d fVboDrawer->vboGlColor3d
#define glColor4d fVboDrawer->vboGlColor4d
#define glColor4fv fVboDrawer->vboGlColor4fv
 
 
class G4OpenGLViewer;
 
class G4OpenGLVboDrawer {
public:
  G4OpenGLVboDrawer (G4OpenGLViewer*, std::string type);
  // Create a new OpenGL Drawer. Type could be one of the following :
  // OGL-ES, OGL-Stored, OGL-Immediate, OGL-VBO
  
  virtual ~G4OpenGLVboDrawer ();
 
  void vboGlMultMatrixf( const GLfloat *m );
  void vboGlMultMatrixd( const GLdouble *m );
 
  void vboGlFlush();
  void vboGlOrtho(GLdouble, GLdouble, GLdouble, GLdouble, GLdouble, GLdouble);
  void vboGlFrustum(GLdouble, GLdouble, GLdouble, GLdouble, GLdouble, GLdouble);
  void vboGlMatrixMode(GLenum);
  void vboGlPointSize(float size);
  inline void vboGlColor3d(int red,int green,int blue) {
    vboGlColor4d(red,green, blue, 1.0);
  }
  void vboGlColor4d(int red,int green,int blue,int alpha);
  void vboGlColor4fv(const GLfloat*);
  inline const char * getFragmentShaderSrc() {
    return fFragmentShaderSrc;
  }
  inline const char * getVertexShaderSrc() {
    return fVertexShaderSrc;
  }
  inline bool isVBO() {
    if ((fOGLType == "OGL-ES") || (fOGLType == "OGL-VBO")) {
      return true;
    }
    return false;
  }
  inline void empty() {}
  inline GLuint returnNULL() {
    return 0;
  }
 
private:
  const char *fFragmentShaderSrc;
  const char *fVertexShaderSrc;
  std::string fOGLType;
  GLenum fMatrixMode;
  
  G4OpenGLImmediateQtViewer* fVboViewer;
};
 
#endif // G4OPENGL_VERSION_2
 
#endif // G4OpenGLVboDrawer_HH