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Diffstat (limited to 'xorg-server/hw/xwin/glx/glshim.c')
-rw-r--r--xorg-server/hw/xwin/glx/glshim.c127
1 files changed, 0 insertions, 127 deletions
diff --git a/xorg-server/hw/xwin/glx/glshim.c b/xorg-server/hw/xwin/glx/glshim.c
deleted file mode 100644
index df5a932ff..000000000
--- a/xorg-server/hw/xwin/glx/glshim.c
+++ /dev/null
@@ -1,127 +0,0 @@
-/*
- * File: glshim.c
- * Purpose: GL shim which redirects to a specified DLL
- *
- * Copyright (c) Jon TURNEY 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.
- */
-
-/*
- A GL shim which redirects to a specified DLL
-
- XWin is statically linked with this, rather than the system libGL, so that
- GL calls can be directed to mesa cygGL-1.dll, or cygnativeGLthunk.dll
- (which contains cdecl-to-stdcall thunks to the native openGL32.dll)
-*/
-
-#ifdef HAVE_XWIN_CONFIG_H
-#include <xwin-config.h>
-#endif
-
-#define GL_GLEXT_LEGACY
-#define GL_GLEXT_PROTOTYPES
-#include <GL/gl.h>
-#undef GL_ARB_imaging
-#undef GL_VERSION_1_3
-#include <GL/glext.h>
-
-#include <X11/Xwindows.h>
-#include <os.h>
-#include "glwindows.h"
-#include <glx/glxserver.h>
-
-extern void *glXGetProcAddressARB(const char *);
-
-static HMODULE hMod = NULL;
-
-/*
- Implement the __glGetProcAddress function by just using GetProcAddress() on the selected DLL
-*/
-void *glXGetProcAddressARB(const char *symbol)
-{
- void *proc;
-
- /* Default to the mesa GL implementation if one hasn't been selected yet */
- if (!hMod)
- glWinSelectImplementation(0);
-
- proc = GetProcAddress(hMod, symbol);
-
- if (glxWinDebugSettings.enableGLcallTrace)
- ErrorF("glXGetProcAddressARB: Resolved '%s' in %p to %p\n", symbol, hMod, proc);
-
- return proc;
-}
-
-/*
- Select a GL implementation DLL
-*/
-int glWinSelectImplementation(int native)
-{
- const char *dllname;
-
- if (native) {
- dllname = "cygnativeGLthunk.dll";
- }
- else {
- dllname = "cygGL-1.dll";
- }
-
- hMod = LoadLibraryEx(dllname, NULL, 0);
- if (hMod == NULL) {
- ErrorF("glWinSelectGLimplementation: Could not load '%s'\n", dllname);
- return -1;
- }
-
- ErrorF("glWinSelectGLimplementation: Loaded '%s'\n", dllname);
-
- /* Connect __glGetProcAddress() to our implementation of glXGetProcAddressARB() above */
- __glXsetGetProcAddress((glx_gpa_proc)glXGetProcAddressARB);
-
- return 0;
-}
-
-#define RESOLVE_RET(proctype, symbol, retval) \
- proctype proc = (proctype)glXGetProcAddressARB(symbol); \
- if (proc == NULL) return retval;
-
-#define RESOLVE(proctype, symbol) RESOLVE_RET(proctype, symbol,)
-#define RESOLVED_PROC proc
-
-/* Include generated shims for direct linkage to GL functions which are in the ABI */
-#include "generated_gl_shim.c"
-
-/*
- Special wrapper for glAddSwapHintRectWIN for copySubBuffers
-
- Only used with native GL if the GL_WIN_swap_hint extension is present, so we enable
- GLX_MESA_copy_sub_buffer
-*/
-typedef void (__stdcall * PFNGLADDSWAPHINTRECTWIN) (GLint x, GLint y,
- GLsizei width,
- GLsizei height);
-
-void
-glAddSwapHintRectWINWrapper(GLint x, GLint y, GLsizei width,
- GLsizei height)
-{
- RESOLVE(PFNGLADDSWAPHINTRECTWIN, "glAddSwapHintRectWIN");
- RESOLVED_PROC(x, y, width, height);
-}