From b15fe60ba568ff28de38dd0dc834fb9198650002 Mon Sep 17 00:00:00 2001 From: Kristian Høgsberg Date: Thu, 25 Feb 2010 16:19:20 -0500 Subject: Drop unused glut subdirectories --- src/glut/os2/glut_vidresize.cpp | 232 ---------------------------------------- 1 file changed, 232 deletions(-) delete mode 100644 src/glut/os2/glut_vidresize.cpp (limited to 'src/glut/os2/glut_vidresize.cpp') diff --git a/src/glut/os2/glut_vidresize.cpp b/src/glut/os2/glut_vidresize.cpp deleted file mode 100644 index 9f9b6eef58..0000000000 --- a/src/glut/os2/glut_vidresize.cpp +++ /dev/null @@ -1,232 +0,0 @@ - -/* Copyright (c) Mark J. Kilgard, 1996. */ - -/* This program is freely distributable without licensing fees - and is provided without guarantee or warrantee expressed or - implied. This program is -not- in the public domain. */ - -#include - -#ifdef __sgi -#include -#endif - -#include "glutint.h" - -/* Grumble. The IRIX 6.3 and early IRIX 6.4 OpenGL headers - support the video resize extension, but failed to define - GLX_SGIX_video_resize. */ -#if 0 -#ifdef GLX_SYNC_FRAME_SGIX -#define GLX_SGIX_video_resize 1 -#endif -#endif - -#if defined(GLX_VERSION_1_1) && defined(GLX_SGIX_video_resize) -static int canVideoResize = -1; -static int videoResizeChannel; -#else -static int canVideoResize = 0; -#endif -static int videoResizeInUse = 0; -static int dx = -1, dy = -1, dw = -1, dh = -1; - -/* XXX Note that IRIX 6.2, 6.3, and some 6.4 versions have a - bug where programs seg-fault when they attempt video - resizing from an indirect OpenGL context (either local or - over a network). */ - -#if defined(GLX_VERSION_1_1) && defined(GLX_SGIX_video_resize) - -static volatile int errorCaught; - -/* ARGSUSED */ -static int -catchXSGIvcErrors(Display * dpy, XErrorEvent * event) -{ - errorCaught = 1; - return 0; -} -#endif - -/* CENTRY */ - -int GLUTAPIENTRY -glutVideoResizeGet(GLenum param) -{ -#if defined(GLX_VERSION_1_1) && defined(GLX_SGIX_video_resize) - if (canVideoResize < 0) { - canVideoResize = __glutIsSupportedByGLX("GLX_SGIX_video_resize"); - if (canVideoResize) { -#if defined(__sgi) && __sgi - /* This is a hack because IRIX 6.2, 6.3, and some 6.4 - versions were released with GLX_SGIX_video_resize - being advertised by the X server though the video - resize extension is not actually supported. We try to - determine if the libGL.so we are using actually has a - video resize entrypoint before we try to use the - feature. */ - void (*func) (void); - void *glxDso = dlopen("libGL.so", RTLD_LAZY); - - func = (void (*)(void)) dlsym(glxDso, "glXQueryChannelDeltasSGIX"); - if (!func) { - canVideoResize = 0; - } else -#endif - { - char *channelString; - int (*handler) (Display *, XErrorEvent *); - - channelString = getenv("GLUT_VIDEO_RESIZE_CHANNEL"); - videoResizeChannel = channelString ? atoi(channelString) : 0; - - /* Work around another annoying problem with SGI's - GLX_SGIX_video_resize implementation. Early IRIX - 6.4 OpenGL's advertise the extension and have the - video resize API, but an XSGIvc X protocol errors - result trying to use the API. Set up an error - handler to intercept what would otherwise be a fatal - error. If an error was recieved, do not report that - video resize is possible. */ - handler = XSetErrorHandler(catchXSGIvcErrors); - - errorCaught = 0; - -#if defined(GLX_GLXEXT_PROTOTYPES) -#endif - - __glut_glXQueryChannelDeltasSGIX(__glutDisplay, __glutScreen, - videoResizeChannel, &dx, &dy, &dw, &dh); - - /* glXQueryChannelDeltasSGIX is an inherent X server - round-trip so we know we will have gotten either the - correct reply or and error by this time. */ - XSetErrorHandler(handler); - - /* Still yet another work around. In IRIX 6.4 betas, - glXQueryChannelDeltasSGIX will return as if it - succeeded, but the values are filled with junk. - Watch to make sure the delta variables really make - sense. */ - if (errorCaught || - dx < 0 || dy < 0 || dw < 0 || dh < 0 || - dx > 2048 || dy > 2048 || dw > 2048 || dh > 2048) { - canVideoResize = 0; - } - } - } - } -#endif /* GLX_SGIX_video_resize */ - - switch (param) { - case GLUT_VIDEO_RESIZE_POSSIBLE: - return canVideoResize; - case GLUT_VIDEO_RESIZE_IN_USE: - return videoResizeInUse; - case GLUT_VIDEO_RESIZE_X_DELTA: - return dx; - case GLUT_VIDEO_RESIZE_Y_DELTA: - return dy; - case GLUT_VIDEO_RESIZE_WIDTH_DELTA: - return dw; - case GLUT_VIDEO_RESIZE_HEIGHT_DELTA: - return dh; - case GLUT_VIDEO_RESIZE_X: - case GLUT_VIDEO_RESIZE_Y: - case GLUT_VIDEO_RESIZE_WIDTH: - case GLUT_VIDEO_RESIZE_HEIGHT: -#if defined(GLX_VERSION_1_1) && defined(GLX_SGIX_video_resize) - if (videoResizeInUse) { - int x, y, width, height; - - __glut_glXQueryChannelRectSGIX(__glutDisplay, __glutScreen, - videoResizeChannel, &x, &y, &width, &height); - switch (param) { - case GLUT_VIDEO_RESIZE_X: - return x; - case GLUT_VIDEO_RESIZE_Y: - return y; - case GLUT_VIDEO_RESIZE_WIDTH: - return width; - case GLUT_VIDEO_RESIZE_HEIGHT: - return height; - } - } -#endif - return -1; - default: - __glutWarning("invalid glutVideoResizeGet parameter: %d", param); - return -1; - } -} - -void GLUTAPIENTRY -glutSetupVideoResizing(void) -{ -#if defined(GLX_VERSION_1_1) && defined(GLX_SGIX_video_resize) - if (glutVideoResizeGet(GLUT_VIDEO_RESIZE_POSSIBLE)) { - __glut_glXBindChannelToWindowSGIX(__glutDisplay, __glutScreen, - videoResizeChannel, __glutCurrentWindow->win); - videoResizeInUse = 1; - } else -#endif - __glutFatalError("glutEstablishVideoResizing: video resizing not possible.\n"); -} - -void GLUTAPIENTRY -glutStopVideoResizing(void) -{ -#if defined(GLX_VERSION_1_1) && defined(GLX_SGIX_video_resize) - if (glutVideoResizeGet(GLUT_VIDEO_RESIZE_POSSIBLE)) { - if (videoResizeInUse) { - __glut_glXBindChannelToWindowSGIX(__glutDisplay, __glutScreen, - videoResizeChannel, None); - videoResizeInUse = 0; - } - } -#endif -} - -/* ARGSUSED */ -void GLUTAPIENTRY -glutVideoResize(int x, int y, int width, int height) -{ -#if defined(GLX_VERSION_1_1) && defined(GLX_SGIX_video_resize) - if (videoResizeInUse) { -#ifdef GLX_SYNC_SWAP_SGIX - /* glXChannelRectSyncSGIX introduced in a patch to IRIX - 6.2; the original unpatched IRIX 6.2 behavior is always - GLX_SYNC_SWAP_SGIX. */ - __glut_glXChannelRectSyncSGIX(__glutDisplay, __glutScreen, - videoResizeChannel, GLX_SYNC_SWAP_SGIX); -#endif - __glut_glXChannelRectSGIX(__glutDisplay, __glutScreen, - videoResizeChannel, x, y, width, height); - } -#endif -} - -/* ARGSUSED */ -void GLUTAPIENTRY -glutVideoPan(int x, int y, int width, int height) -{ -#if defined(GLX_VERSION_1_1) && defined(GLX_SGIX_video_resize) - if (videoResizeInUse) { -#ifdef GLX_SYNC_FRAME_SGIX - /* glXChannelRectSyncSGIX introduced in a patch to IRIX - 6.2; the original unpatched IRIX 6.2 behavior is always - GLX_SYNC_SWAP_SGIX. We just ignore that we cannot - accomplish GLX_SYNC_FRAME_SGIX on IRIX unpatched 6.2; - this means you'd need a glutSwapBuffers to actually - realize the video resize. */ - __glut_glXChannelRectSyncSGIX(__glutDisplay, __glutScreen, - videoResizeChannel, GLX_SYNC_FRAME_SGIX); -#endif - __glut_glXChannelRectSGIX(__glutDisplay, __glutScreen, - videoResizeChannel, x, y, width, height); - } -#endif -} - -/* ENDCENTRY */ -- cgit v1.2.3