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gallium/util: remove u_simple_screen
Deprecated and unused.
This commit is contained in:
Marek Olšák
parent
96d882939d
commit
a6ef7f7ce4
3 changed files with 0 additions and 182 deletions
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/**************************************************************************
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*
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* Copyright 2009 VMware, Inc.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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#ifndef U_SIMPLE_SCREEN_H
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#define U_SIMPLE_SCREEN_H
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#include "pipe/p_format.h"
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struct pipe_screen;
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struct pipe_fence_handle;
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struct pipe_surface;
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struct pipe_resource;
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/**
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* Gallium3D drivers are (meant to be!) independent of both GL and the
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* window system. The window system provides a buffer manager and a
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* set of additional hooks for things like command buffer submission,
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* etc.
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*
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* There clearly has to be some agreement between the window system
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* driver and the hardware driver about the format of command buffers,
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* etc.
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*/
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struct pipe_winsys
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{
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void (*destroy)( struct pipe_winsys *ws );
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/** Returns name of this winsys interface */
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const char *(*get_name)( struct pipe_winsys *ws );
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/**
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* Do any special operations to ensure frontbuffer contents are
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* displayed, eg copy fake frontbuffer.
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*/
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void (*flush_frontbuffer)( struct pipe_winsys *ws,
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struct pipe_resource *resource,
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unsigned level, unsigned layer,
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void *context_private );
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/**
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* Buffer management. Buffer attributes are mostly fixed over its lifetime.
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*
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* Remember that gallium gets to choose the interface it needs, and the
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* window systems must then implement that interface (rather than the
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* other way around...).
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*
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* usage is a bitmask of PIPE_BIND_*.
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* All possible usages must be present.
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*
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* alignment indicates the client's alignment requirements, eg for
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* SSE instructions.
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*/
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struct pipe_resource *(*buffer_create)( struct pipe_winsys *ws,
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unsigned alignment,
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unsigned usage,
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unsigned size );
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/**
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* Create a buffer that wraps user-space data.
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*
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* Effectively this schedules a delayed call to buffer_create
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* followed by an upload of the data at *some point in the future*,
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* or perhaps never. Basically the allocate/upload is delayed
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* until the buffer is actually passed to hardware.
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*
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* The intention is to provide a quick way to turn regular data
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* into a buffer, and secondly to avoid a copy operation if that
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* data subsequently turns out to be only accessed by the CPU.
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*
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* Common example is OpenGL vertex buffers that are subsequently
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* processed either by software TNL in the driver or by passing to
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* hardware.
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*
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* XXX: What happens if the delayed call to buffer_create() fails?
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*
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* Note that ptr may be accessed at any time upto the time when the
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* buffer is destroyed, so the data must not be freed before then.
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*/
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struct pipe_resource *(*user_buffer_create)(struct pipe_winsys *ws,
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void *ptr,
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unsigned bytes);
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/**
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* Allocate storage for a display target surface.
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*
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* Often surfaces which are meant to be blitted to the front screen (i.e.,
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* display targets) must be allocated with special characteristics, memory
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* pools, or obtained directly from the windowing system.
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*
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* This callback is invoked by the pipe_screen when creating a texture marked
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* with the PIPE_BIND_DISPLAY_TARGET flag to get the underlying
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* buffer storage.
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*/
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struct pipe_resource *(*surface_buffer_create)(struct pipe_winsys *ws,
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unsigned width, unsigned height,
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enum pipe_format format,
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unsigned usage,
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unsigned tex_usage,
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unsigned *stride);
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/**
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* Map the entire data store of a buffer object into the client's address.
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* flags is bitmask of PIPE_BUFFER_USAGE_CPU_READ/WRITE flags.
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*/
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void *(*buffer_map)( struct pipe_winsys *ws,
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struct pipe_resource *buf,
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unsigned usage );
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void (*buffer_unmap)( struct pipe_winsys *ws,
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struct pipe_resource *buf );
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void (*buffer_destroy)( struct pipe_resource *buf );
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/** Set ptr = fence, with reference counting */
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void (*fence_reference)( struct pipe_winsys *ws,
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struct pipe_fence_handle **ptr,
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struct pipe_fence_handle *fence );
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/**
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* Checks whether the fence has been signalled.
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* \param flags driver-specific meaning
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* \return zero on success.
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*/
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int (*fence_signalled)( struct pipe_winsys *ws,
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struct pipe_fence_handle *fence,
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unsigned flag );
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/**
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* Wait for the fence to finish.
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* \param flags driver-specific meaning
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* \return zero on success.
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*/
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int (*fence_finish)( struct pipe_winsys *ws,
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struct pipe_fence_handle *fence,
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unsigned flags,
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uint64_t timeout );
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};
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/**
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* The following function initializes a simple passthrough screen.
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*
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* All the relevant screen function pointers will forwarded to the
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* winsys.
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*/
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void u_simple_screen_init(struct pipe_screen *screen);
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/**
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* Returns the name of the winsys associated with this screen.
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*/
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const char* u_simple_screen_winsys_name(struct pipe_screen *screen);
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#endif
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@ -20,7 +20,6 @@
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/* XXX this should go away */
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#include "state_tracker/drm_driver.h"
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#include "util/u_simple_screen.h"
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#include "nouveau_drmif.h"
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@ -2,7 +2,6 @@
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#include "pipe/p_state.h"
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#include "util/u_format.h"
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#include "util/u_format_s3tc.h"
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#include "util/u_simple_screen.h"
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#include "vl/vl_decoder.h"
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#include "vl/vl_video_buffer.h"
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