Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdegraphics@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 122 insertions, 0 deletions

diff --git a/kpovmodeler/pmpoint.h b/kpovmodeler/pmpoint.h
new file mode 100644
index 00000000..729d60c0
--- /dev/null
+++ b/kpovmodeler/pmpoint.h
@@ -0,0 +1,122 @@
+//-*-C++-*-
+/*
+**************************************************************************
+                                 description
+                             --------------------
+    copyright            : (C) 2000-2001 by Andreas Zehender
+    email                : zehender@kde.org
+**************************************************************************
+
+**************************************************************************
+*                                                                        *
+*  This program is free software; you can redistribute it and/or modify  *
+*  it under the terms of the GNU General Public License as published by  *
+*  the Free Software Foundation; either version 2 of the License, or     *
+*  (at your option) any later version.                                   *
+*                                                                        *
+**************************************************************************/
+
+
+#ifndef PMPOINT_H
+#define PMPOINT_H
+
+#include "GL/gl.h"
+#include <qmemarray.h>
+
+class PMVector;
+class PMMatrix;
+
+/**
+ * Class for 3d points.
+ *
+ * Used in @ref PMViewStructure.
+ *
+ * Optimized for rendering with opengl
+ */
+
+class PMPoint
+{
+public:
+   /**
+    * Creates a point with coordinates [0,0,0]
+    */
+   PMPoint( );
+   /**
+    * Creates a point with coordinates [x,y,z]
+    */
+   PMPoint( GLdouble x, GLdouble y, GLdouble z );
+   /**
+    * Creates a point from a vector. The size of the vector has to be 3
+    */
+   PMPoint( const PMVector& v );
+   /**
+    * Copy constructor
+    */
+   PMPoint( const PMPoint& p );
+
+   /**
+    * Returns a reference to a coordinate, 0:x, 1:y, 2:z
+    */
+   GLdouble& operator[] ( int index ) { return m_coord[index];}
+   /**
+    * Returns a reference to a coordinate, 0:x, 1:y, 2:z
+    */
+   const GLdouble& operator[] ( int index ) const { return m_coord[index];}
+
+   /**
+    * Returns the x coordinate
+    */
+   GLdouble x( ) const { return m_coord[0]; }
+   /**
+    * Returns the y coordinate
+    */
+   GLdouble y( ) const { return m_coord[1]; }
+   /**
+    * Returns the z coordinate
+    */
+   GLdouble z( ) const { return m_coord[2]; }
+
+   /**
+    * Sets the x coordinate
+    */
+   void setX( const GLdouble newx ) { m_coord[0] = newx; }
+   /**
+    * Sets the y coordinate
+    */
+   void setY( const GLdouble newy ) { m_coord[1] = newy; }
+   /**
+    * Sets the z coordinate
+    */
+   void setZ( const GLdouble newz ) { m_coord[2] = newz; }
+
+   /**
+    * Transforms the point p with the matrix m
+    * @see transform
+    */
+   friend PMPoint operator* ( const PMMatrix& m, const PMPoint& p );
+   /**
+    * Assigns c to the point
+    */
+   PMPoint& operator= ( const PMPoint& c );
+   /**
+    * Transforms the point with the matrix m. Same as p = m * p
+    *
+    * size must be 3!
+    */
+   void transform( const PMMatrix& m );
+   
+private:
+   /**
+    * The coords. THIS MEMBER HAS TO BE THE FIRST AND ONLY ONE
+    * (for rendering with OpenGL)!
+    */
+   GLdouble m_coord[3];
+};
+
+/**
+ * @ref QMemArray of PMPoints
+ */
+typedef QMemArray<PMPoint> PMPointArray;
+
+
+#endif