From 4e1e18a772061fe3573f2ee2bf6afe447ee66fd6 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Jos=C3=A9=20Fonseca?= Date: Thu, 16 Jul 2009 11:20:12 +0100 Subject: [PATCH] wgl: Expose pipe_screen/pipe_context via an extension. --- src/gallium/state_trackers/wgl/SConscript | 1 + .../state_trackers/wgl/shared/stw_extgallium.c | 79 ++++++++++++++++++++++ .../state_trackers/wgl/shared/stw_extgallium.h | 47 +++++++++++++ .../state_trackers/wgl/shared/stw_getprocaddress.c | 7 +- 4 files changed, 133 insertions(+), 1 deletion(-) create mode 100644 src/gallium/state_trackers/wgl/shared/stw_extgallium.c create mode 100644 src/gallium/state_trackers/wgl/shared/stw_extgallium.h diff --git a/src/gallium/state_trackers/wgl/SConscript b/src/gallium/state_trackers/wgl/SConscript index a086657..69b8861 100644 --- a/src/gallium/state_trackers/wgl/SConscript +++ b/src/gallium/state_trackers/wgl/SConscript @@ -29,6 +29,7 @@ if env['platform'] in ['windows']: 'shared/stw_extensionsstring.c', 'shared/stw_extswapinterval.c', 'shared/stw_getprocaddress.c', + 'shared/stw_extgallium.c', 'shared/stw_arbpixelformat.c', 'shared/stw_tls.c', ] diff --git a/src/gallium/state_trackers/wgl/shared/stw_extgallium.c b/src/gallium/state_trackers/wgl/shared/stw_extgallium.c new file mode 100644 index 0000000..fc22737 --- /dev/null +++ b/src/gallium/state_trackers/wgl/shared/stw_extgallium.c @@ -0,0 +1,79 @@ +/************************************************************************** + * + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * 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, sub license, 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 (including the + * next paragraph) 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 NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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. + * + **************************************************************************/ + + +#include "pipe/p_screen.h" +#include "stw_public.h" +#include "stw_device.h" +#include "stw_winsys.h" + +#ifdef DEBUG +#include "trace/tr_screen.h" +#include "trace/tr_context.h" +#endif + + +struct pipe_screen * APIENTRY +wglGetGalliumScreenMESA(void) +{ + return stw_dev ? stw_dev->screen : NULL; +} + + +/* XXX: Unify with stw_create_layer_context */ +struct pipe_context * APIENTRY +wglCreateGalliumContextMESA(void) +{ + struct pipe_screen *screen = NULL; + struct pipe_context *pipe = NULL; + + if(!stw_dev) + return NULL; + + screen = stw_dev->screen; + +#ifdef DEBUG + /* Unwrap screen */ + if(stw_dev->trace_running) + screen = trace_screen(screen)->screen; +#endif + + pipe = stw_dev->stw_winsys->create_context( screen ); + if (pipe == NULL) + goto no_pipe; + +#ifdef DEBUG + /* Wrap context */ + if(stw_dev->trace_running) + pipe = trace_context_create(stw_dev->screen, pipe); +#endif + + return pipe; + +no_pipe: + return NULL; +} diff --git a/src/gallium/state_trackers/wgl/shared/stw_extgallium.h b/src/gallium/state_trackers/wgl/shared/stw_extgallium.h new file mode 100644 index 0000000..cc35f2b --- /dev/null +++ b/src/gallium/state_trackers/wgl/shared/stw_extgallium.h @@ -0,0 +1,47 @@ +/************************************************************************** + * + * Copyright 2009 VMware, Inc. + * All Rights Reserved. + * + * 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, sub license, 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 (including the + * next paragraph) 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 NON-INFRINGEMENT. + * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS 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. + * + **************************************************************************/ + +#ifndef STW_EXTGALLIUM_H_ +#define STW_EXTGALLIUM_H_ + + +#include + + +struct pipe_screen; +struct pipe_context; + + +struct pipe_screen * APIENTRY +wglGetGalliumScreenMESA(void); + + +struct pipe_context * APIENTRY +wglCreateGalliumContextMESA(void); + + +#endif /* STW_EXTGALLIUM_H_ */ diff --git a/src/gallium/state_trackers/wgl/shared/stw_getprocaddress.c b/src/gallium/state_trackers/wgl/shared/stw_getprocaddress.c index 54cc038..879ced9 100644 --- a/src/gallium/state_trackers/wgl/shared/stw_getprocaddress.c +++ b/src/gallium/state_trackers/wgl/shared/stw_getprocaddress.c @@ -34,6 +34,7 @@ #include "glapi/glapi.h" #include "stw_public.h" +#include "stw_extgallium.h" struct stw_extension_entry { @@ -60,6 +61,10 @@ static const struct stw_extension_entry stw_extension_entries[] = { STW_EXTENSION_ENTRY( wglGetSwapIntervalEXT ), STW_EXTENSION_ENTRY( wglSwapIntervalEXT ), + /* WGL_EXT_gallium ? */ + STW_EXTENSION_ENTRY( wglGetGalliumScreenMESA ), + STW_EXTENSION_ENTRY( wglCreateGalliumContextMESA ), + { NULL, NULL } }; @@ -75,7 +80,7 @@ stw_get_proc_address( return entry->proc; if (lpszProc[0] == 'g' && lpszProc[1] == 'l') - return (PROC) _glapi_get_proc_address( lpszProc ); + return (PROC) _glapi_get_proc_address( lpszProc ); return NULL; } -- 2.7.4