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author | marha <marha@users.sourceforge.net> | 2013-12-22 13:12:15 +0100 |
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committer | marha <marha@users.sourceforge.net> | 2013-12-22 13:16:58 +0100 |
commit | 1d03b6f684ab1ea6772f00058605a9ebb2910628 (patch) | |
tree | 8b393bd59900eba6aa9010cab9e714922cac2536 /xorg-server/hw/xwin/glx/glthunk.c | |
parent | 5567cf1befbda64f2dc6fae1d337567cd984b46e (diff) | |
parent | c81020559f329a516191927222b3698ba7370aca (diff) | |
download | vcxsrv-1d03b6f684ab1ea6772f00058605a9ebb2910628.tar.gz vcxsrv-1d03b6f684ab1ea6772f00058605a9ebb2910628.tar.bz2 vcxsrv-1d03b6f684ab1ea6772f00058605a9ebb2910628.zip |
Merge remote-tracking branch 'origin/released'
* origin/released:
libxtrans fontconfig glproto libX11 libxcb xcbproto mesa xserver pixman xkeyboard-config git update 22 Dec 2013
Conflicts:
mesalib/include/GL/glext.h
mesalib/src/mesa/drivers/dri/common/dri_util.c
mesalib/src/mesa/drivers/dri/swrast/swrast.c
xorg-server/damageext/damageext.c
xorg-server/dix/dispatch.c
xorg-server/glx/glxdriswrast.c
xorg-server/glx/indirect_dispatch.c
xorg-server/glx/indirect_dispatch_swap.c
xorg-server/glx/indirect_program.c
xorg-server/glx/render2.c
xorg-server/glx/render2swap.c
xorg-server/hw/xwin/glx/gen_gl_wrappers.py
xorg-server/hw/xwin/glx/glthunk.c
xorg-server/hw/xwin/glx/indirect.c
xorg-server/include/os.h
xorg-server/present/present_request.c
Diffstat (limited to 'xorg-server/hw/xwin/glx/glthunk.c')
-rw-r--r-- | xorg-server/hw/xwin/glx/glthunk.c | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/xorg-server/hw/xwin/glx/glthunk.c b/xorg-server/hw/xwin/glx/glthunk.c new file mode 100644 index 000000000..565b63465 --- /dev/null +++ b/xorg-server/hw/xwin/glx/glthunk.c @@ -0,0 +1,97 @@ +/* + * File: glthunk.c + * Purpose: cdecl thunk wrapper library for Win32 stdcall OpenGL library + * + * Copyright (c) Jon TURNEY 2009,2013 + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ + +// define USE_OPENGL32 makes gl.h declare gl*() function prototypes with stdcall linkage, +// so our generated wrappers will correctly link with the functions in opengl32.dll +#define USE_OPENGL32 + +#ifdef HAVE_XWIN_CONFIG_H +#include <xwin-config.h> +#endif + +#include <X11/Xwindows.h> + +#define GL_GLEXT_LEGACY +#include <GL/gl.h> +#undef GL_ARB_imaging +#undef GL_VERSION_1_3 +#include <GL/glext.h> +#include <glx/glheader.h> +#include <winmsg.h> +#ifdef _DEBUG +#endif + +static PROC +glWinResolveHelper(PROC * cache, const char *symbol) +{ + PROC proc = NULL; + + /* If not yet cached, call wglGetProcAddress */ + if ((*cache) == NULL) { + proc = wglGetProcAddress(symbol); + if (proc == NULL) { + (*cache) = (PROC) - 1; + } + else { + (*cache) = proc; + } + } + /* Cached wglGetProcAddress failure */ + else if ((*cache) == (PROC) - 1) { + proc = 0; + } + /* Cached wglGetProcAddress result */ + else { + proc = (*cache); + } + + return proc; +} + +#ifdef _DEBUG +#define INCPROCCALLS glWinIndirectProcCalls++; +#else +#define INCPROCCALLS +#endif + +#define RESOLVE_RET(proctype, symbol, retval) \ + static PROC cache = NULL; \ + proctype proc = (proctype)glWinResolveHelper(&cache, symbol); \ + if (proc == NULL) { \ + return retval; \ + } + +#define RESOLVE(proctype, symbol) RESOLVE_RET(proctype, symbol,) + +#define RESOLVED_PROC(proctype) proc + +/* + Include generated cdecl wrappers for stdcall gl*() functions in opengl32.dll + + OpenGL 1.2 and upward is treated as extensions, function address must + found using wglGetProcAddress(), but also stdcall so still need wrappers... +*/ + +#include "generated_gl_thunks.c" |