2 /* Copyright (c) Mark J. Kilgard, 1994, 1997, 1998. */
4 /* This program is freely distributable without licensing fees
5 and is provided without guarantee or warrantee expressed or
6 implied. This program is -not- in the public domain. */
9 #include <stdlib.h> /* SunOS 4 needs NULL defined for GETTIMEOFDAY macro. */
18 unsigned int width
, height
, border
, depth
;
21 case GLUT_INIT_WINDOW_X
:
23 case GLUT_INIT_WINDOW_Y
:
25 case GLUT_INIT_WINDOW_WIDTH
:
26 return __glutInitWidth
;
27 case GLUT_INIT_WINDOW_HEIGHT
:
28 return __glutInitHeight
;
29 case GLUT_INIT_DISPLAY_MODE
:
30 return __glutDisplayMode
;
32 XTranslateCoordinates(__glutDisplay
, __glutCurrentWindow
->win
,
33 __glutRoot
, 0, 0, &x
, &y
, &win
);
36 XTranslateCoordinates(__glutDisplay
, __glutCurrentWindow
->win
,
37 __glutRoot
, 0, 0, &x
, &y
, &win
);
39 case GLUT_WINDOW_WIDTH
:
40 if (!__glutCurrentWindow
->reshape
) {
41 XGetGeometry(__glutDisplay
, __glutCurrentWindow
->win
,
43 &width
, &height
, &border
, &depth
);
46 return __glutCurrentWindow
->width
;
47 case GLUT_WINDOW_HEIGHT
:
48 if (!__glutCurrentWindow
->reshape
) {
49 XGetGeometry(__glutDisplay
, __glutCurrentWindow
->win
,
51 &width
, &height
, &border
, &depth
);
54 return __glutCurrentWindow
->height
;
56 #define GET_CONFIG(attrib) { \
57 if (__glutCurrentWindow->renderWin == __glutCurrentWindow->win) { \
58 glXGetConfig(__glutDisplay, __glutCurrentWindow->vis, \
61 glXGetConfig(__glutDisplay, __glutCurrentWindow->overlay->vis, \
66 case GLUT_WINDOW_BUFFER_SIZE
:
67 GET_CONFIG(GLX_BUFFER_SIZE
);
69 case GLUT_WINDOW_STENCIL_SIZE
:
70 GET_CONFIG(GLX_STENCIL_SIZE
);
72 case GLUT_WINDOW_DEPTH_SIZE
:
73 GET_CONFIG(GLX_DEPTH_SIZE
);
75 case GLUT_WINDOW_RED_SIZE
:
76 GET_CONFIG(GLX_RED_SIZE
);
78 case GLUT_WINDOW_GREEN_SIZE
:
79 GET_CONFIG(GLX_GREEN_SIZE
);
81 case GLUT_WINDOW_BLUE_SIZE
:
82 GET_CONFIG(GLX_BLUE_SIZE
);
84 case GLUT_WINDOW_ALPHA_SIZE
:
85 GET_CONFIG(GLX_ALPHA_SIZE
);
87 case GLUT_WINDOW_ACCUM_RED_SIZE
:
88 GET_CONFIG(GLX_ACCUM_RED_SIZE
);
90 case GLUT_WINDOW_ACCUM_GREEN_SIZE
:
91 GET_CONFIG(GLX_ACCUM_GREEN_SIZE
);
93 case GLUT_WINDOW_ACCUM_BLUE_SIZE
:
94 GET_CONFIG(GLX_ACCUM_BLUE_SIZE
);
96 case GLUT_WINDOW_ACCUM_ALPHA_SIZE
:
97 GET_CONFIG(GLX_ACCUM_ALPHA_SIZE
);
99 case GLUT_WINDOW_DOUBLEBUFFER
:
100 GET_CONFIG(GLX_DOUBLEBUFFER
);
102 case GLUT_WINDOW_RGBA
:
103 GET_CONFIG(GLX_RGBA
);
105 case GLUT_WINDOW_COLORMAP_SIZE
:
106 GET_CONFIG(GLX_RGBA
);
111 /* KLUDGE: we always assume 256 colors in CI mode on
115 if (__glutCurrentWindow
->renderWin
== __glutCurrentWindow
->win
) {
116 return __glutCurrentWindow
->vis
->visual
->map_entries
;
118 return __glutCurrentWindow
->overlay
->vis
->visual
->map_entries
;
122 case GLUT_WINDOW_PARENT
:
123 return __glutCurrentWindow
->parent
?
124 __glutCurrentWindow
->parent
->num
+ 1 : 0;
125 case GLUT_WINDOW_NUM_CHILDREN
:
128 GLUTwindow
*children
= __glutCurrentWindow
->children
;
132 children
= children
->siblings
;
136 case GLUT_WINDOW_NUM_SAMPLES
:
137 #if defined(GLX_VERSION_1_1) && defined(GLX_SGIS_multisample)
138 if (__glutIsSupportedByGLX("GLX_SGIS_multisample")) {
139 GET_CONFIG(GLX_SAMPLES_SGIS
);
145 /* Independent of GLX server support, multisampling not
146 supported by GLX client-side. */
149 case GLUT_WINDOW_STEREO
:
150 GET_CONFIG(GLX_STEREO
);
152 case GLUT_WINDOW_CURSOR
:
153 return __glutCurrentWindow
->cursor
;
154 case GLUT_SCREEN_WIDTH
:
155 return DisplayWidth(__glutDisplay
, __glutScreen
);
156 case GLUT_SCREEN_HEIGHT
:
157 return DisplayHeight(__glutDisplay
, __glutScreen
);
158 case GLUT_SCREEN_WIDTH_MM
:
159 return DisplayWidthMM(__glutDisplay
, __glutScreen
);
160 case GLUT_SCREEN_HEIGHT_MM
:
161 return DisplayHeightMM(__glutDisplay
, __glutScreen
);
162 case GLUT_MENU_NUM_ITEMS
:
163 return __glutCurrentMenu
->num
;
164 case GLUT_DISPLAY_MODE_POSSIBLE
:
167 Bool dummy
, visAlloced
;
171 /* Our fake glXChooseVisual (which is called by
172 __glutDetermineVisual) needs an HDC to work with, so grab one
173 from the "root" window. */
174 XHDC
= GetDC(GetDesktopWindow());
176 vi
= __glutDetermineWindowVisual(&dummy
, &visAlloced
, &fbc
);
178 ReleaseDC(GetDesktopWindow(), XHDC
);
187 case GLUT_ELAPSED_TIME
:
190 struct timeval6 elapsed
, beginning
, now
;
192 struct timeval elapsed
, beginning
, now
;
195 __glutInitTime(&beginning
);
197 TIMEDELTA(elapsed
, now
, beginning
);
198 /* Return elapsed milliseconds. */
199 #if defined(__vms) && ( __VMS_VER < 70000000 )
200 return (int) (elapsed
.val
/ TICKS_PER_MILLISECOND
);
202 return (int) ((elapsed
.tv_sec
* 1000) + (elapsed
.tv_usec
/ 1000));
205 case GLUT_WINDOW_FORMAT_ID
:
207 return GetPixelFormat(__glutCurrentWindow
->hdc
);
209 if (__glutCurrentWindow
->renderWin
== __glutCurrentWindow
->win
) {
210 return (int) __glutCurrentWindow
->vis
->visualid
;
212 return (int) __glutCurrentWindow
->overlay
->vis
->visualid
;
216 __glutWarning("invalid glutGet parameter: %d", param
);