/usr/include/oglappth/transparent.h is in liboglappth-dev 1.0.0-2ubuntu1.
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 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 | // TRANSPARENT.H : utility classes for transparent primitive rendering.
// Copyright (C) 1999 Tommi Hassinen.
// This package 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 package 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 package; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
/*################################################################################################*/
//#include "config.h"
#ifndef TRANSPARENT_H
#define TRANSPARENT_H
/*################################################################################################*/
#ifdef WIN32
#include <windows.h> // need to have this before the GL stuff...
#endif // WIN32
#include <GL/gl.h>
#include <GL/glu.h>
#include <stdlib.h> // the definition for NULL...
/*################################################################################################*/
class transparent_primitive;
class transparent_primitive_data;
class tpd_tri_3c;
class tpd_quad_4c;
/*################################################################################################*/
/// An utility class for transparency effects.
class transparent_primitive
{
private:
GLfloat z_distance; void * owner;
transparent_primitive_data * data;
public:
transparent_primitive(void);
transparent_primitive(void *, transparent_primitive_data &);
transparent_primitive(const transparent_primitive &);
~transparent_primitive(void);
bool TestOwner(void *) const;
transparent_primitive_data * GetData(void) const;
void UpdateDistance(const GLfloat *, const GLfloat *);
bool operator<(const transparent_primitive &) const;
};
class transparent_primitive_data
{
protected:
GLfloat midpoint[3];
public:
transparent_primitive_data(void);
virtual ~transparent_primitive_data(void);
virtual void Render(void) = 0;
virtual void UpdateMP(void) = 0;
friend class transparent_primitive;
};
/// A triangle with 3 colors.
class tpd_tri_3c : public transparent_primitive_data
{
protected:
GLfloat * color[3];
GLfloat * point[3];
public:
tpd_tri_3c(GLfloat *, GLfloat *, GLfloat *, GLfloat *, GLfloat *, GLfloat *);
~tpd_tri_3c(void);
void Render(void); // virtual
void UpdateMP(void); // virtual
};
/// A quadrilateral with 4 colors.
class tpd_quad_4c : public transparent_primitive_data
{
protected:
GLfloat * color[4];
GLfloat * point[4];
public:
tpd_quad_4c(GLfloat *, GLfloat *, GLfloat *, GLfloat *, GLfloat *, GLfloat *, GLfloat *, GLfloat *);
~tpd_quad_4c(void);
void Render(void); // virtual
void UpdateMP(void); // virtual
};
/*################################################################################################*/
#endif // TRANSPARENT_H
// eof
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