This file is indexed.

/usr/include/gtkextra-3.0/gtkextra/gtkplot3d.h is in libgtkextra-dev 3.3.4-1.

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
 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
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
/* gtkplot - 2d scientific plots widget for gtk+
 * Copyright 1999-2001  Adrian E. Feiguin <feiguin@ifir.edu.ar>
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library 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
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the
 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 * Boston, MA 02111-1307, USA.
 */

#ifndef __GTK_PLOT3D_H__
#define __GTK_PLOT3D_H__

#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */

#include "gtkplot.h"


#define GTK_PLOT3D(obj)        G_TYPE_CHECK_INSTANCE_CAST (obj, gtk_plot3d_get_type (), GtkPlot3D)
#define G_TYPE_PLOT3D        (gtk_plot3d_get_type ())
#define GTK_PLOT3D_CLASS(klass) G_TYPE_CHECK_CLASS_CAST (klass, gtk_plot3d_get_type(), GtkPlot3DClass)
#define GTK_IS_PLOT3D(obj)     G_TYPE_CHECK_INSTANCE_TYPE (obj, gtk_plot3d_get_type ())
#define GTK_PLOT3D_FLAGS(plot)         (GTK_PLOT3D(plot)->flags)
#define GTK_PLOT3D_SET_FLAGS(plot,flag) (GTK_PLOT3D_FLAGS(plot) |= (flag))
#define GTK_PLOT3D_UNSET_FLAGS(plot,flag) (GTK_PLOT3D_FLAGS(plot) &= ~(flag))

#define GTK_PLOT3D_TRANSPARENT(plot) (GTK_PLOT3D_FLAGS(plot) & GTK_PLOT3D_TRANSPARENT)

typedef struct _GtkPlot3D		GtkPlot3D;
typedef struct _GtkPlot3DClass		GtkPlot3DClass;

typedef enum
{
  GTK_PLOT_PLANE_XY	= 0,
  GTK_PLOT_PLANE_YX	= 0,
  GTK_PLOT_PLANE_XZ	= 1,
  GTK_PLOT_PLANE_ZX	= 1,
  GTK_PLOT_PLANE_YZ	= 2,
  GTK_PLOT_PLANE_ZY	= 2,
} GtkPlotPlane;

typedef enum
{
  GTK_PLOT_SIDE_XY	= 1 << 0 ,
  GTK_PLOT_SIDE_XZ	= 1 << 1 ,
  GTK_PLOT_SIDE_YX	= 1 << 2 ,
  GTK_PLOT_SIDE_YZ	= 1 << 3 ,
  GTK_PLOT_SIDE_ZX	= 1 << 4 ,
  GTK_PLOT_SIDE_ZY	= 1 << 5 ,
} GtkPlotSide;

/**
 * GtkPlot3D:
 *
 * The GtkPlot3D struct contains only private data.
 * It should only be accessed through the functions described below.
 */

struct _GtkPlot3D
{
  GtkPlot plot;

  GtkPlotVector e1, e2, e3;
  GtkPlotVector center;
  GtkPlotVector origin;

  gdouble a1, a2, a3;
  gdouble ncos[360];
  gdouble nsin[360];

  GtkPlotAxis *ax, *ay, *az; 

  gboolean xy_visible;
  gboolean yz_visible;
  gboolean zx_visible;

  GdkColor color_xy;
  GdkColor color_yz;
  GdkColor color_zx;

  GtkPlotLine frame;
  GtkPlotLine corner;
  gboolean corner_visible;

  gdouble zmin, zmax;
  GtkPlotScale zscale;

  gint titles_offset;

  GtkPlotAxis xy, xz;
  GtkPlotAxis yx, yz;
  GtkPlotAxis zx, zy;

  gdouble xfactor, yfactor, zfactor;
};

struct _GtkPlot3DClass
{
  GtkPlotClass parent_class;

  void	(* get_pixel) 		(GtkWidget *widget, 
                      		 gdouble x, gdouble y, gdouble z,
                     		 gdouble *px, gdouble *py, gdouble *pz);
};

/* Plot3D */

GType		gtk_plot3d_get_type		(void);
GtkWidget*	gtk_plot3d_new			(GdkDrawable *drawable);
GtkWidget*	gtk_plot3d_new_with_size	(GdkDrawable *drawable,
                                                 gdouble width, gdouble height);
void		gtk_plot3d_construct		(GtkPlot3D *plot,
						 GdkDrawable *drawable);
void		gtk_plot3d_construct_with_size	(GtkPlot3D *plot,
						 GdkDrawable *drawable,
                                                 gdouble width, gdouble height);
void		gtk_plot3d_autoscale		(GtkPlot3D *plot);
/* rotations around global axes */
void		gtk_plot3d_rotate		(GtkPlot3D *plot, 
						 gdouble angle_x,
						 gdouble angle_y,
						 gdouble angle_z);
void 		gtk_plot3d_rotate_vector	(GtkPlot3D *plot,
                          			 GtkPlotVector *vector,
                          			 gdouble a1, 	
						 gdouble a2, 
						 gdouble a3);

/* rotations around local axes */
void 		gtk_plot3d_reset_angles		(GtkPlot3D *plot); 
void 		gtk_plot3d_rotate_x		(GtkPlot3D *plot, 
						 gdouble angle);
void 		gtk_plot3d_rotate_y		(GtkPlot3D *plot, 
						 gdouble angle);
void 		gtk_plot3d_rotate_z		(GtkPlot3D *plot, 
						 gdouble angle);


void 		gtk_plot3d_get_pixel		(GtkPlot3D *plot, 
                          			 gdouble x, 
                                                 gdouble y, 
                                                 gdouble z,
                                                 gdouble *px, 
                                                 gdouble *py,
                                                 gdouble *pz);
void 		gtk_plot3d_set_xrange		(GtkPlot3D *plot, 
						 gdouble min, gdouble max);
void 		gtk_plot3d_set_yrange		(GtkPlot3D *plot, 
						 gdouble min, gdouble max);
void 		gtk_plot3d_set_zrange		(GtkPlot3D *plot, 
						 gdouble min, gdouble max);
void 		gtk_plot3d_set_xfactor		(GtkPlot3D *plot, 
						 gdouble xfactor); 
void 		gtk_plot3d_set_yfactor		(GtkPlot3D *plot, 
						 gdouble yfactor); 
void 		gtk_plot3d_set_zfactor		(GtkPlot3D *plot, 
						 gdouble zfactor); 
gdouble 	gtk_plot3d_get_xfactor		(GtkPlot3D *plot); 
gdouble 	gtk_plot3d_get_yfactor		(GtkPlot3D *plot); 
gdouble 	gtk_plot3d_get_zfactor		(GtkPlot3D *plot); 
/* Planes */
void		gtk_plot3d_plane_set_color	(GtkPlot3D *plot,
						 GtkPlotPlane plane,
						 const GdkColor *color);
void		gtk_plot3d_plane_set_visible	(GtkPlot3D *plot,
						 GtkPlotPlane plane,
						 gboolean visible);
gboolean	gtk_plot3d_plane_visible	(GtkPlot3D *plot,
						 GtkPlotPlane plane);

void		gtk_plot3d_corner_set_visible	(GtkPlot3D *plot,
						 gboolean visible);
gboolean	gtk_plot3d_corner_visible	(GtkPlot3D *plot);

void            gtk_plot3d_corner_set_attributes(GtkPlot3D *plot,
                                                 GtkPlotLineStyle style,                                                         gfloat width,
                                                 const GdkColor *color);
void            gtk_plot3d_corner_get_attributes(GtkPlot3D *plot,
                                                 GtkPlotLineStyle *style,
                                                 gfloat *width,
                                                 GdkColor *color);
void            gtk_plot3d_frame_set_attributes	(GtkPlot3D *plot,
                                                 GtkPlotLineStyle style,
                                                 gfloat width,
                                                 const GdkColor *color);
void            gtk_plot3d_frame_get_attributes	(GtkPlot3D *plot,
                                                 GtkPlotLineStyle *style,
                                                 gfloat *width,
                                                 GdkColor *color);


/* Axes */
GtkPlotAxis *	gtk_plot3d_get_axis		(GtkPlot3D *plot,
						 GtkPlotOrientation orientation);
GtkPlotAxis *	gtk_plot3d_get_side		(GtkPlot3D *plot,
						 GtkPlotSide side);
void		gtk_plot3d_show_major_ticks	(GtkPlot3D *plot,
                                                 GtkPlotSide side,
						 gint ticks_mask);
void		gtk_plot3d_show_minor_ticks	(GtkPlot3D *plot,
                                                 GtkPlotSide side,
						 gint ticks_mask);
void		gtk_plot3d_show_labels		(GtkPlot3D *plot,
                                                 GtkPlotSide side,
						 gint label_mask);
void		gtk_plot3d_show_title		(GtkPlot3D *plot,
                                                 GtkPlotSide side);
void		gtk_plot3d_hide_title		(GtkPlot3D *plot,
                                                 GtkPlotSide side);
void 		gtk_plot3d_set_ticks       	(GtkPlot3D *plot,
						 GtkPlotOrientation direction,
                                 		 gdouble major_step,
                                 		 gint nminor);
void 		gtk_plot3d_set_major_ticks 	(GtkPlot3D *plot,
						 GtkPlotOrientation direction,
                                 		 gdouble major_step);
void 		gtk_plot3d_set_minor_ticks 	(GtkPlot3D *plot,
						 GtkPlotOrientation direction,
                                 		 gint nminor);
void            gtk_plot3d_set_ticks_length	(GtkPlot3D *plot,
                                                 GtkPlotOrientation direction,
                                                 gint length);
void            gtk_plot3d_set_ticks_width 	(GtkPlot3D *plot,
                                                 GtkPlotOrientation direction,
                                                 gfloat width);
void            gtk_plot3d_show_ticks      	(GtkPlot3D *plot,
                                                 GtkPlotSide side,
                                                 gint major_mask,
                                                 gint minor_mask);
void 		gtk_plot3d_set_titles_offset 	(GtkPlot3D *plot,
                                                 gint offset);
gint 		gtk_plot3d_get_titles_offset 	(GtkPlot3D *plot);
void		gtk_plot3d_set_scale		(GtkPlot3D *plot,
						 GtkPlotOrientation axis,
						 GtkPlotScale scale);
GtkPlotScale	gtk_plot3d_get_scale		(GtkPlot3D *plot,
						 GtkPlotOrientation axis);
/* Grids */
void            gtk_plot3d_major_grids_set_visible    (GtkPlot3D *plot,
						       gboolean x,
						       gboolean y,
						       gboolean z);
void            gtk_plot3d_minor_grids_set_visible    (GtkPlot3D *plot,
						       gboolean x,
						       gboolean y,
						       gboolean z);
void            gtk_plot3d_major_grids_visible        (GtkPlot3D *plot,
						       gboolean *x,
						       gboolean *y,
						       gboolean *z);
void            gtk_plot3d_minor_grids_visible        (GtkPlot3D *plot,
						       gboolean *x,
						       gboolean *y,
						       gboolean *z);
void            gtk_plot3d_major_zgrid_set_attributes  (GtkPlot3D *plot,
                                                       GtkPlotLineStyle style,                                                         gfloat width,
                                                       const GdkColor *color);
void            gtk_plot3d_major_zgrid_get_attributes  (GtkPlot3D *plot,
                                                       GtkPlotLineStyle *style,
                                                       gfloat *width,
                                                       GdkColor *color);
void            gtk_plot3d_minor_zgrid_set_attributes  (GtkPlot3D *plot,
                                                       GtkPlotLineStyle style,
                                                       gfloat width,
                                                       const GdkColor *color);
void            gtk_plot3d_minor_zgrid_get_attributes  (GtkPlot3D *plot,
                                                       GtkPlotLineStyle *style,
                                                       gfloat *width,
                                                       GdkColor *color);




#ifdef __cplusplus
}
#endif /* __cplusplus */


#endif /* __GTK_PLOT3D_H__ */