From 26c9b1534388876797168cfece507fa7b9e8665a Mon Sep 17 00:00:00 2001 From: Zack Rusin Date: Fri, 30 Jan 2009 17:59:10 -0500 Subject: gallium: add a convience wrapper for simple screens forwards screen calls to the winsys --- src/gallium/auxiliary/util/Makefile | 3 +- src/gallium/auxiliary/util/u_simple_screen.c | 143 +++++++++++++++++++++++++++ src/gallium/auxiliary/util/u_simple_screen.h | 47 +++++++++ 3 files changed, 192 insertions(+), 1 deletion(-) create mode 100644 src/gallium/auxiliary/util/u_simple_screen.c create mode 100644 src/gallium/auxiliary/util/u_simple_screen.h (limited to 'src/gallium/auxiliary') diff --git a/src/gallium/auxiliary/util/Makefile b/src/gallium/auxiliary/util/Makefile index 6773ed73cf..44c2377721 100644 --- a/src/gallium/auxiliary/util/Makefile +++ b/src/gallium/auxiliary/util/Makefile @@ -23,7 +23,8 @@ C_SOURCES = \ u_stream_wd.c \ u_tile.c \ u_time.c \ - u_timed_winsys.c + u_timed_winsys.c \ + u_simple_screen.c include ../../Makefile.template diff --git a/src/gallium/auxiliary/util/u_simple_screen.c b/src/gallium/auxiliary/util/u_simple_screen.c new file mode 100644 index 0000000000..089bbbc48a --- /dev/null +++ b/src/gallium/auxiliary/util/u_simple_screen.c @@ -0,0 +1,143 @@ +/************************************************************************** + * + * 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 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 "u_simple_screen.h" + +#include "pipe/p_screen.h" +#include "pipe/internal/p_winsys_screen.h" + + +static struct pipe_buffer * +pass_buffer_create(struct pipe_screen *screen, + unsigned alignment, + unsigned usage, + unsigned size) +{ + return screen->winsys->buffer_create(screen->winsys, + alignment, usage, size); +} + +static struct pipe_buffer * +pass_user_buffer_create(struct pipe_screen *screen, + void *ptr, + unsigned bytes) +{ + return screen->winsys->user_buffer_create(screen->winsys, + ptr, bytes); +} + +static struct pipe_buffer * +pass_surface_buffer_create(struct pipe_screen *screen, + unsigned width, unsigned height, + enum pipe_format format, + unsigned usage, + unsigned *stride) +{ + return screen->winsys->surface_buffer_create(screen->winsys, + width, height, + format, usage, stride); +} + +static void * +pass_buffer_map(struct pipe_screen *screen, + struct pipe_buffer *buf, + unsigned usage) +{ + return screen->winsys->buffer_map(screen->winsys, + buf, usage); +} + +static void +pass_buffer_unmap(struct pipe_screen *screen, + struct pipe_buffer *buf) +{ + screen->winsys->buffer_unmap(screen->winsys, buf); +} + +static void +pass_buffer_destroy(struct pipe_screen *screen, + struct pipe_buffer *buf) +{ + screen->winsys->buffer_destroy(screen->winsys, buf); +} + + +static void +pass_flush_frontbuffer(struct pipe_screen *screen, + struct pipe_surface *surf, + void *context_private) +{ + screen->winsys->flush_frontbuffer(screen->winsys, + surf, context_private); +} + +static void +pass_fence_reference(struct pipe_screen *screen, + struct pipe_fence_handle **ptr, + struct pipe_fence_handle *fence) +{ + screen->winsys->fence_reference(screen->winsys, + ptr, fence); +} + +static int +pass_fence_signalled(struct pipe_screen *screen, + struct pipe_fence_handle *fence, + unsigned flag) +{ + return screen->winsys->fence_signalled(screen->winsys, + fence, flag); +} + +static int +pass_fence_finish(struct pipe_screen *screen, + struct pipe_fence_handle *fence, + unsigned flag) +{ + return screen->winsys->fence_finish(screen->winsys, + fence, flag); +} + +void u_simple_screen_init(struct pipe_screen *screen) +{ + screen->buffer_create = pass_buffer_create; + screen->user_buffer_create = pass_user_buffer_create; + screen->surface_buffer_create = pass_surface_buffer_create; + + screen->buffer_map = pass_buffer_map; + screen->buffer_unmap = pass_buffer_unmap; + screen->buffer_destroy = pass_buffer_destroy; + screen->flush_frontbuffer = pass_flush_frontbuffer; + screen->fence_reference = pass_fence_reference; + screen->fence_signalled = pass_fence_signalled; + screen->fence_finish = pass_fence_finish; +} + +const char* u_simple_screen_winsys_name(struct pipe_screen *screen) +{ + return screen->winsys->get_name(screen->winsys); +} diff --git a/src/gallium/auxiliary/util/u_simple_screen.h b/src/gallium/auxiliary/util/u_simple_screen.h new file mode 100644 index 0000000000..c575b46c85 --- /dev/null +++ b/src/gallium/auxiliary/util/u_simple_screen.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 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. + * + **************************************************************************/ + +#ifndef U_SIMPLE_SCREEN_H +#define U_SIMPLE_SCREEN_H + +struct pipe_screen; +struct pipe_winsys; + +/** + * The following function initializes a simple passthrough screen. + * + * All the relevant screen function pointers will forward to the + * winsys. + */ +void u_simple_screen_init(struct pipe_screen *screen); + +/** + * Returns the name of the winsys associated with this screen. + */ +const char* u_simple_screen_winsys_name(struct pipe_screen *screen); + +#endif -- cgit v1.2.3