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/**************************************************************************
*
* 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.
*
**************************************************************************/
/**
* Functions for checking if buffers/textures are referenced when we need
* to read/write from/to them. Flush when needed.
*/
#ifndef ST_INLINES_H
#define ST_INLINES_H
#include "vg_context.h"
#include "pipe/p_context.h"
#include "pipe/p_screen.h"
#include "pipe/p_defines.h"
#include "pipe/p_inlines.h"
#include "pipe/p_state.h"
static INLINE struct pipe_transfer *
st_cond_flush_get_tex_transfer(struct vg_context *st,
struct pipe_texture *pt,
unsigned int face,
unsigned int level,
unsigned int zslice,
enum pipe_transfer_usage usage,
unsigned int x, unsigned int y,
unsigned int w, unsigned int h)
{
struct pipe_screen *screen = st->pipe->screen;
struct pipe_context *pipe = st->pipe;
unsigned referenced =
pipe->is_texture_referenced(pipe, pt, face, level);
if (referenced && ((referenced & PIPE_REFERENCED_FOR_WRITE) ||
usage == PIPE_TRANSFER_WRITE ||
usage == PIPE_TRANSFER_READ_WRITE))
vgFlush();
return screen->get_tex_transfer(screen, pt, face, level, zslice, usage,
x, y, w, h);
}
static INLINE struct pipe_transfer *
st_no_flush_get_tex_transfer(struct vg_context *st,
struct pipe_texture *pt,
unsigned int face,
unsigned int level,
unsigned int zslice,
enum pipe_transfer_usage usage,
unsigned int x, unsigned int y,
unsigned int w, unsigned int h)
{
struct pipe_screen *screen = st->pipe->screen;
return screen->get_tex_transfer(screen, pt, face, level,
zslice, usage, x, y, w, h);
}
static INLINE void *
st_cond_flush_pipe_buffer_map(struct vg_context *st,
struct pipe_buffer *buf,
unsigned int map_flags)
{
struct pipe_context *pipe = st->pipe;
unsigned int referenced = pipe->is_buffer_referenced(pipe, buf);
if (referenced && ((referenced & PIPE_REFERENCED_FOR_WRITE) ||
(map_flags & PIPE_BUFFER_USAGE_CPU_WRITE)))
vgFlush();
return pipe_buffer_map(pipe->screen, buf, map_flags);
}
static INLINE void *
st_no_flush_pipe_buffer_map(struct vg_context *st,
struct pipe_buffer *buf,
unsigned int map_flags)
{
return pipe_buffer_map(st->pipe->screen, buf, map_flags);
}
static INLINE void
st_cond_flush_pipe_buffer_write(struct vg_context *st,
struct pipe_buffer *buf,
unsigned int offset,
unsigned int size,
const void * data)
{
struct pipe_context *pipe = st->pipe;
if (pipe->is_buffer_referenced(pipe, buf))
vgFlush();
pipe_buffer_write(pipe->screen, buf, offset, size, data);
}
static INLINE void
st_no_flush_pipe_buffer_write(struct vg_context *st,
struct pipe_buffer *buf,
unsigned int offset,
unsigned int size,
const void * data)
{
pipe_buffer_write(st->pipe->screen, buf, offset, size, data);
}
static INLINE void
st_cond_flush_pipe_buffer_read(struct vg_context *st,
struct pipe_buffer *buf,
unsigned int offset,
unsigned int size,
void * data)
{
struct pipe_context *pipe = st->pipe;
if (pipe->is_buffer_referenced(pipe, buf) & PIPE_REFERENCED_FOR_WRITE)
vgFlush();
pipe_buffer_read(pipe->screen, buf, offset, size, data);
}
static INLINE void
st_no_flush_pipe_buffer_read(struct vg_context *st,
struct pipe_buffer *buf,
unsigned int offset,
unsigned int size,
void * data)
{
pipe_buffer_read(st->pipe->screen, buf, offset, size, data);
}
#endif
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