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Basic Curves And Surfaces Modeler

, 18 Apr 2012
A basic demo of modeling curves and surfaces in OpenGL.
cadsurfexe.zip
CadSurfexe
CadSurf.exe
VKGeom.dll
VKGraphic.dll
cadsurf_demo.zip
cadsurf_src.zip
CadSurf_src
VKernel
VKGraphic
VKGraphic.dsp
VKGraphic.dsw
VKGraphic.plg
VKGeom
VKGeom.dsp
VKGeom.dsw
cadsurf
CadSurf.clw
CadSurf.dsp
cadsurf.dsw
Thumbs.db
res
bmp00001.bmp
cadsurf.ico
CADSURFDOC.ICO
new_splash.bmp
new_splash.PNG
new_splash_small.bmp
tb_geom.bmp
Thumbs.db
toolbar.bmp
toolbar1.bmp
untitled.bmp
XPStyle.manifest
CadSurf_VS2008.zip
CadSurf
cadsurf
CadSurf.suo
res
bmp00001.bmp
cadsurf.ico
CADSURFDOC.ICO
new_splash.bmp
new_splash.PNG
new_splash_small.bmp
tb_geom.bmp
Thumbs.db
toolbar.bmp
toolbar1.bmp
untitled.bmp
VKernel
VKGeom
VKGraphic
VKGraphic.plg
/*
 *  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.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */
 
/***************************************************************************
 *            GLCamera.h
 *
 *  Thu Jun 29 22:46:35 2006
 *  Copyright  2006  N. Sharjith
 *  sharjith@gmail.com
 ****************************************************************************/

/**********************************************************************

//Part of this code is taken from "camera" tutorial written by Philipp Crocoll
//Contact: 
//philipp.crocoll@web.de
//www.codecolony.de
 **********************************************************************/

#ifndef _GLCAMERA_H
#define _GLCAMERA_H

#include "VKGraphic.h"

#include <GL/gl.h>
#include <GL/glu.h>
#include <MMath.h>

#define PIdiv180 PI/180.0

/////////////////////////////////
//Note: All angles in degrees  //
/////////////////////////////////

struct VKGRAPHIC_API SF3dVector  //Float 3d-vect, normally used
{
    GLdouble x,y,z;
};
struct VKGRAPHIC_API SF2dVector
{
    GLdouble x,y;
};

class VKGRAPHIC_API CGLCamera
{
    public:
	CGLCamera();			//inits the values (Position: (0|0|0) Target: (0|0|-1) )
	void Render ( void );	//executes some glRotates and a glTranslate command
							//Note: You should call glLoadIdentity before using Render
	void Move ( SF3dVector Direction );
	void RotateX ( GLdouble Angle );
	void RotateY ( GLdouble Angle );
	void RotateZ ( GLdouble Angle );
	void RotateXYZ ( SF3dVector Angles );
	void MoveForwards ( GLdouble Distance );
	void StrafeRight ( GLdouble Distance );

	//Added By N.Sharjith
	void ResetCamera();
	void SetPosition(SF3dVector pos);
	SF3dVector GetPosition() const { return Position; }
	//Added

    private:
	SF3dVector Position;
	SF3dVector ViewDir;		/*Not used for rendering the camera, but for "moveforwards"
					  So it is not necessary to "actualize" it always. It is only
					  actualized when ViewDirChanged is true and moveforwards is called*/
	bool ViewDirChanged;
	GLdouble RotatedX, RotatedY, RotatedZ;	
	void GetViewDir ( void );
};


VKGRAPHIC_API SF3dVector F3dVector ( GLdouble x, GLdouble y, GLdouble z );
VKGRAPHIC_API SF3dVector AddF3dVectors ( SF3dVector * u, SF3dVector * v);
VKGRAPHIC_API void AddF3dVectorToVector ( SF3dVector * Dst, SF3dVector * V2);

#endif /* _GLCAMERA_H */

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License

This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)

About the Author

Sharjith
Engineer Tata Technologies Ltd
India India
Sharjith is a Mechanical Engineer with strong passion for Automobiles, Aircrafts and Software development.

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