/usr/include/miaviewit-1.0/viewit/glvector.hh is in libmiaviewit-dev 1.0.1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 | /* -*- mia-c++ -*-
*
* This file is part of viewitgui - a library and program for the
* visualization of 3D data sets.
*
* Copyright (c) Leipzig, Madrid 1999-2013 Mirco Hellmann, Gert Wollny
*
* viewitgui 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 3 of the License, or
* (at your option) any later version.
*
* viewitgui 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 viewitgui; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __glvector_h
#define __glvector_h
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <GL/gl.h>
#include <stdio.h>
#include <mia.hh>
using namespace mia;
#include <viewit/drawable.hh>
#include <viewit/texture.hh>
class TGLVector {
C3DFVector start;
C3DFVector end;
C4DFVector tangent;
public:
TGLVector(const C3DFVector& start, const C3DFVector& end);
void glVertexStart()const;
void glVertexEnd()const;
void povray_output(FILE *f,const TColor& foot_color,const TColor& hat__color) const;
void glTex()const {
glTexCoord4fv(&tangent.x);
}
};
class TGLVectorList:public TDrawable {
GL2DHTexture *texture;
public:
typedef std::list<TGLVector> TGLVectors;
TGLVectors list;
TGLVectorList(const string& name,const TColor& _start_color, const TColor& _end_color,
const TVertexList& vl, const C3DTransformation& deform, GL2DHTexture *_texture);
private:
virtual void do_gl_draw(const TCamera& c) const;
virtual void povray_output_object(FILE *f)const;
};
// inline implementation
inline TGLVector::TGLVector(const C3DFVector& _start, const C3DFVector& _end):
start(_start),end(_end)
{
tangent.x = end.x - start.x;
tangent.y = end.y - start.y;
tangent.z = end.z - start.z;
tangent.a = 0.0f;
float norm = tangent.norm();
if (norm > 0)
tangent /= norm;
tangent.a = 1.0f;
}
inline void TGLVector::glVertexStart()const
{
glVertex3fv(&start.x);
}
inline void TGLVector::glVertexEnd()const
{
glVertex3fv(&end.x);
}
#endif
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