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
|
/*
* Copyright (C) 2006 Claudio Ciccani <klan@users.sf.net>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser 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
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <sys/time.h>
#include "GL/glu.h"
#include "internal.h"
int GLUTAPIENTRY
glutGet( GLenum type )
{
switch (type) {
case GLUT_WINDOW_X:
if (g_current && g_current->window) {
int x;
g_current->window->GetPosition( g_current->window, &x, 0 );
return x;
}
break;
case GLUT_WINDOW_Y:
if (g_current && g_current->window) {
int y;
g_current->window->GetPosition( g_current->window, 0, &y );
return y;
}
break;
case GLUT_WINDOW_WIDTH:
if (g_current) {
int w;
g_current->surface->GetSize( g_current->surface, &w, 0 );
return w;
}
break;
case GLUT_WINDOW_HEIGHT:
if (g_current) {
int h;
g_current->surface->GetSize( g_current->surface, 0, &h );
return h;
}
break;
case GLUT_WINDOW_BUFFER_SIZE:
if (g_current) {
DFBGLAttributes a;
g_current->gl->GetAttributes( g_current->gl, &a );
return a.buffer_size;
}
break;
case GLUT_WINDOW_STENCIL_SIZE:
if (g_current) {
DFBGLAttributes a;
g_current->gl->GetAttributes( g_current->gl, &a );
return a.stencil_size;
}
break;
case GLUT_WINDOW_DEPTH_SIZE:
if (g_current) {
DFBGLAttributes a;
g_current->gl->GetAttributes( g_current->gl, &a );
return a.depth_size;
}
break;
case GLUT_WINDOW_RED_SIZE:
if (g_current) {
DFBGLAttributes a;
g_current->gl->GetAttributes( g_current->gl, &a );
return a.red_size;
}
break;
case GLUT_WINDOW_GREEN_SIZE:
if (g_current) {
DFBGLAttributes a;
g_current->gl->GetAttributes( g_current->gl, &a );
return a.green_size;
}
break;
case GLUT_WINDOW_BLUE_SIZE:
if (g_current) {
DFBGLAttributes a;
g_current->gl->GetAttributes( g_current->gl, &a );
return a.blue_size;
}
break;
case GLUT_WINDOW_ALPHA_SIZE:
if (g_current) {
DFBGLAttributes a;
g_current->gl->GetAttributes( g_current->gl, &a );
return a.alpha_size;
}
break;
case GLUT_WINDOW_ACCUM_RED_SIZE:
if (g_current) {
DFBGLAttributes a;
g_current->gl->GetAttributes( g_current->gl, &a );
return a.accum_red_size;
}
break;
case GLUT_WINDOW_ACCUM_GREEN_SIZE:
if (g_current) {
DFBGLAttributes a;
g_current->gl->GetAttributes( g_current->gl, &a );
return a.accum_green_size;
}
break;
case GLUT_WINDOW_ACCUM_BLUE_SIZE:
if (g_current) {
DFBGLAttributes a;
g_current->gl->GetAttributes( g_current->gl, &a );
return a.accum_blue_size;
}
break;
case GLUT_WINDOW_ACCUM_ALPHA_SIZE:
if (g_current) {
DFBGLAttributes a;
g_current->gl->GetAttributes( g_current->gl, &a );
return a.accum_alpha_size;
}
break;
case GLUT_WINDOW_DOUBLEBUFFER:
if (g_current) {
DFBGLAttributes a;
g_current->gl->GetAttributes( g_current->gl, &a );
return a.double_buffer;
}
break;
case GLUT_WINDOW_RGBA:
return 1;
case GLUT_WINDOW_CURSOR:
if (g_current)
return g_current->cursor;
break;
case GLUT_SCREEN_WIDTH:
if (primary) {
DFBDisplayLayerConfig c;
primary->GetConfiguration( primary, &c );
return c.width;
}
break;
case GLUT_SCREEN_HEIGHT:
if (primary) {
DFBDisplayLayerConfig c;
primary->GetConfiguration( primary, &c );
return c.height;
}
break;
case GLUT_INIT_DISPLAY_MODE:
return g_display_mode;
case GLUT_INIT_WINDOW_X:
return g_xpos;
case GLUT_INIT_WINDOW_Y:
return g_ypos;
case GLUT_INIT_WINDOW_WIDTH:
return g_width;
case GLUT_INIT_WINDOW_HEIGHT:
return g_height;
case GLUT_ELAPSED_TIME:
{
static long long start = -1;
struct timeval t;
gettimeofday( &t, NULL );
if (start == -1) {
start = t.tv_sec * 1000ll + t.tv_usec / 1000ll;
return 0;
}
return (t.tv_sec * 1000ll + t.tv_usec / 1000ll - start);
}
break;
default:
break;
}
return 0;
}
int GLUTAPIENTRY
glutLayerGet( GLenum type )
{
return 0;
}
void GLUTAPIENTRY
glutReportErrors( void )
{
GLenum error;
while ((error = glGetError()) != GL_NO_ERROR)
__glutWarning( "**OpenGL Error** %s", gluErrorString( error ) );
}
|
