diff options
Diffstat (limited to 'src/gallium/drivers/softpipe/sp_winsys.c')
| -rw-r--r-- | src/gallium/drivers/softpipe/sp_winsys.c | 245 |
1 files changed, 0 insertions, 245 deletions
diff --git a/src/gallium/drivers/softpipe/sp_winsys.c b/src/gallium/drivers/softpipe/sp_winsys.c deleted file mode 100644 index 0a6245ed2cd..00000000000 --- a/src/gallium/drivers/softpipe/sp_winsys.c +++ /dev/null @@ -1,245 +0,0 @@ -/************************************************************************** - * - * Copyright 2007 Tungsten Graphics, Inc., Bismarck, ND., USA - * 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 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 - * THE COPYRIGHT HOLDERS, AUTHORS 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. - * - * The above copyright notice and this permission notice (including the - * next paragraph) shall be included in all copies or substantial portions - * of the Software. - * - * - **************************************************************************/ - -/** - * @file - * Malloc softpipe winsys. Uses malloc for all memory allocations. - * - * @author Keith Whitwell - * @author Brian Paul - * @author Jose Fonseca - */ - - -#include "util/u_simple_screen.h"/* port to just p_screen */ -#include "util/u_format.h" -#include "util/u_math.h" -#include "util/u_memory.h" -#include "util/u_inlines.h" -#include "pipe/p_format.h" -#include "pipe/p_context.h" -#include "sp_winsys.h" - - -struct st_softpipe_buffer -{ - struct pipe_buffer base; - boolean userBuffer; /** Is this a user-space buffer? */ - void *data; - void *mapped; -}; - - -/** Cast wrapper */ -static INLINE struct st_softpipe_buffer * -st_softpipe_buffer( struct pipe_buffer *buf ) -{ - return (struct st_softpipe_buffer *)buf; -} - - -static void * -st_softpipe_buffer_map(struct pipe_winsys *winsys, - struct pipe_buffer *buf, - unsigned flags) -{ - struct st_softpipe_buffer *st_softpipe_buf = st_softpipe_buffer(buf); - st_softpipe_buf->mapped = st_softpipe_buf->data; - return st_softpipe_buf->mapped; -} - - -static void -st_softpipe_buffer_unmap(struct pipe_winsys *winsys, - struct pipe_buffer *buf) -{ - struct st_softpipe_buffer *st_softpipe_buf = st_softpipe_buffer(buf); - st_softpipe_buf->mapped = NULL; -} - - -static void -st_softpipe_buffer_destroy(struct pipe_buffer *buf) -{ - struct st_softpipe_buffer *oldBuf = st_softpipe_buffer(buf); - - if (oldBuf->data) { - if (!oldBuf->userBuffer) - align_free(oldBuf->data); - - oldBuf->data = NULL; - } - - FREE(oldBuf); -} - - -static void -st_softpipe_flush_frontbuffer(struct pipe_winsys *winsys, - struct pipe_surface *surf, - void *context_private) -{ -} - - - -static const char * -st_softpipe_get_name(struct pipe_winsys *winsys) -{ - return "softpipe"; -} - - -static struct pipe_buffer * -st_softpipe_buffer_create(struct pipe_winsys *winsys, - unsigned alignment, - unsigned usage, - unsigned size) -{ - struct st_softpipe_buffer *buffer = CALLOC_STRUCT(st_softpipe_buffer); - - pipe_reference_init(&buffer->base.reference, 1); - buffer->base.alignment = alignment; - buffer->base.usage = usage; - buffer->base.size = size; - - buffer->data = align_malloc(size, alignment); - - return &buffer->base; -} - - -/** - * Create buffer which wraps user-space data. - */ -static struct pipe_buffer * -st_softpipe_user_buffer_create(struct pipe_winsys *winsys, - void *ptr, - unsigned bytes) -{ - struct st_softpipe_buffer *buffer; - - buffer = CALLOC_STRUCT(st_softpipe_buffer); - if(!buffer) - return NULL; - - pipe_reference_init(&buffer->base.reference, 1); - buffer->base.size = bytes; - buffer->userBuffer = TRUE; - buffer->data = ptr; - - return &buffer->base; -} - - -static struct pipe_buffer * -st_softpipe_surface_buffer_create(struct pipe_winsys *winsys, - unsigned width, unsigned height, - enum pipe_format format, - unsigned usage, - unsigned tex_usage, - unsigned *stride) -{ - const unsigned alignment = 64; - unsigned nblocksy; - - nblocksy = util_format_get_nblocksy(format, height); - *stride = align(util_format_get_stride(format, width), alignment); - - return winsys->buffer_create(winsys, alignment, - usage, - *stride * nblocksy); -} - - -static void -st_softpipe_fence_reference(struct pipe_winsys *winsys, - struct pipe_fence_handle **ptr, - struct pipe_fence_handle *fence) -{ -} - - -static int -st_softpipe_fence_signalled(struct pipe_winsys *winsys, - struct pipe_fence_handle *fence, - unsigned flag) -{ - return 0; -} - - -static int -st_softpipe_fence_finish(struct pipe_winsys *winsys, - struct pipe_fence_handle *fence, - unsigned flag) -{ - return 0; -} - - -static void -st_softpipe_destroy(struct pipe_winsys *winsys) -{ - FREE(winsys); -} - - -struct pipe_screen * -softpipe_create_screen_malloc(void) -{ - static struct pipe_winsys *winsys; - struct pipe_screen *screen; - - winsys = CALLOC_STRUCT(pipe_winsys); - if(!winsys) - return NULL; - - winsys->destroy = st_softpipe_destroy; - - winsys->buffer_create = st_softpipe_buffer_create; - winsys->user_buffer_create = st_softpipe_user_buffer_create; - winsys->buffer_map = st_softpipe_buffer_map; - winsys->buffer_unmap = st_softpipe_buffer_unmap; - winsys->buffer_destroy = st_softpipe_buffer_destroy; - - winsys->surface_buffer_create = st_softpipe_surface_buffer_create; - - winsys->fence_reference = st_softpipe_fence_reference; - winsys->fence_signalled = st_softpipe_fence_signalled; - winsys->fence_finish = st_softpipe_fence_finish; - - winsys->flush_frontbuffer = st_softpipe_flush_frontbuffer; - winsys->get_name = st_softpipe_get_name; - - screen = softpipe_create_screen(winsys); - if(!screen) - st_softpipe_destroy(winsys); - - return screen; -} |