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Diffstat (limited to 'x11vnc/macosx_opengl.c')
| -rw-r--r-- | x11vnc/macosx_opengl.c | 176 |
1 files changed, 0 insertions, 176 deletions
diff --git a/x11vnc/macosx_opengl.c b/x11vnc/macosx_opengl.c deleted file mode 100644 index 9788279..0000000 --- a/x11vnc/macosx_opengl.c +++ /dev/null @@ -1,176 +0,0 @@ -/* - Copyright (C) 2002-2010 Karl J. Runge <runge@karlrunge.com> - All rights reserved. - -This file is part of x11vnc. - -x11vnc 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. - -x11vnc 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 x11vnc; if not, write to the Free Software -Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA -or see <http://www.gnu.org/licenses/>. - -In addition, as a special exception, Karl J. Runge -gives permission to link the code of its release of x11vnc with the -OpenSSL project's "OpenSSL" library (or with modified versions of it -that use the same license as the "OpenSSL" library), and distribute -the linked executables. You must obey the GNU General Public License -in all respects for all of the code used other than "OpenSSL". If you -modify this file, you may extend this exception to your version of the -file, but you are not obligated to do so. If you do not wish to do -so, delete this exception statement from your version. -*/ - -/* -- macosx_opengl.c -- */ - -#if (defined(__MACH__) && defined(__APPLE__)) - -#include <CoreFoundation/CoreFoundation.h> -#include <ApplicationServices/ApplicationServices.h> - -#include <rfb/rfb.h> -#if LIBVNCSERVER_HAVE_MACOSX_OPENGL_H -#include <OpenGL/OpenGL.h> -#include <OpenGL/gl.h> -#endif - -extern int macosx_no_opengl, macosx_read_opengl; -extern CGDirectDisplayID displayID; - -static CGLContextObj glContextObj; - -int macosx_opengl_width = 0; -int macosx_opengl_height = 0; -int macosx_opengl_bpp = 0; - -int macosx_opengl_get_width(void) { - GLint viewport[4]; - - glGetIntegerv(GL_VIEWPORT, viewport); - return (int) viewport[2]; -} - -int macosx_opengl_get_height(void) { - GLint viewport[4]; - - glGetIntegerv(GL_VIEWPORT, viewport); - return (int) viewport[3]; -} - -int macosx_opengl_get_bpp(void) { - return 32; -} - -int macosx_opengl_get_bps(void) { - return 8; -} - -int macosx_opengl_get_spp(void) { - return 3; -} - -void macosx_opengl_init(void) { - CGLPixelFormatObj pixelFormatObj; - GLint numPixelFormats; - CGLPixelFormatAttribute attribs[] = { - kCGLPFAFullScreen, - kCGLPFADisplayMask, - 0, - 0 - }; - - if (macosx_no_opengl) { - return; - } - - attribs[2] = CGDisplayIDToOpenGLDisplayMask(displayID); - - CGLChoosePixelFormat(attribs, &pixelFormatObj, &numPixelFormats); - if (pixelFormatObj == NULL) { - rfbLog("macosx_opengl_init: CGLChoosePixelFormat failed. Not using OpenGL.\n"); - return; - } - - CGLCreateContext(pixelFormatObj, NULL, &glContextObj); - CGLDestroyPixelFormat(pixelFormatObj); - - if (glContextObj == NULL) { - rfbLog("macosx_opengl_init: CGLCreateContext failed. Not using OpenGL.\n"); - return; - } - - CGLSetCurrentContext(glContextObj); - CGLSetFullScreen(glContextObj); - - macosx_opengl_width = macosx_opengl_get_width(); - macosx_opengl_height = macosx_opengl_get_height(); - - macosx_opengl_bpp = macosx_opengl_get_bpp(); - - glFinish(); - - glPixelStorei(GL_PACK_ALIGNMENT, 4); - glPixelStorei(GL_PACK_ROW_LENGTH, 0); - glPixelStorei(GL_PACK_SKIP_ROWS, 0); - glPixelStorei(GL_PACK_SKIP_PIXELS, 0); - - rfbLog("macosx_opengl_init: Using OpenGL for screen capture.\n"); - macosx_read_opengl = 1; -} - -void macosx_opengl_fini(void) { - if (!macosx_read_opengl) { - return; - } - CGLSetCurrentContext(NULL); - CGLClearDrawable(glContextObj); - CGLDestroyContext(glContextObj); -} - -void macosx_copy_opengl(char *dest, int x, int y, unsigned int w, unsigned int h) { - int yflip = macosx_opengl_height - y - h; - - CGLSetCurrentContext(glContextObj); - - glReadPixels((GLint) x, (GLint) yflip, (int) w, (int) h, - GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, dest); - - if (h > 1) { - static char *pbuf = NULL; - static int buflen = 0; - int top = 0, bot = h - 1, rowlen = w * macosx_opengl_bpp/8; - char *ptop, *pbot; - - if (rowlen > buflen || buflen == 0) { - buflen = rowlen + 128; - if (pbuf) { - free(pbuf); - } - pbuf = (char *) malloc(buflen); - } - while (top < bot) { - ptop = dest + top * rowlen; - pbot = dest + bot * rowlen; - memcpy(pbuf, ptop, rowlen); - memcpy(ptop, pbot, rowlen); - memcpy(pbot, pbuf, rowlen); - top++; - bot--; - } - } -} - - -#else - -#endif /* __APPLE__ */ - |