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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 "pipe/p_context.h"
#include "pipe/p_screen.h"
#include "pipe/p_defines.h"
#include "util/u_inlines.h"
#include "util/u_box.h"
#include "pipe/p_state.h"
#include "st_context.h"
#include "st_texture.h"
#include "st_cb_flush.h"
static INLINE struct pipe_transfer *
st_cond_flush_get_tex_transfer(struct st_context *st,
struct pipe_resource *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_context *context = st->pipe;
struct pipe_subresource subresource;
struct pipe_box box;
subresource.face = face;
subresource.level = level;
u_box_2d_zslice(x, y, zslice, w, h, &box);
st_teximage_flush_before_map(st, pt, face, level, usage);
return context->get_transfer(context,
pt,
subresource,
usage,
&box);
}
static INLINE struct pipe_transfer *
st_no_flush_get_tex_transfer(struct st_context *st,
struct pipe_resource *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_context *context = st->pipe;
struct pipe_box box;
struct pipe_subresource subresource = u_subresource( face, level );
u_box_2d_zslice( x, y, zslice,
w, h,
&box );
return context->get_transfer(context,
pt,
subresource,
usage,
&box);
}
static INLINE void
st_cond_flush_pipe_buffer_write(struct st_context *st,
struct pipe_resource *buf,
unsigned int offset,
unsigned int size,
const void * data)
{
struct pipe_context *pipe = st->pipe;
pipe_buffer_write(pipe, buf, offset, size, data);
}
static INLINE void
st_no_flush_pipe_buffer_write(struct st_context *st,
struct pipe_resource *buf,
unsigned int offset,
unsigned int size,
const void * data)
{
pipe_buffer_write(st->pipe, buf, offset, size, data);
}
static INLINE void
st_no_flush_pipe_buffer_write_nooverlap(struct st_context *st,
struct pipe_resource *buf,
unsigned int offset,
unsigned int size,
const void * data)
{
pipe_buffer_write_nooverlap(st->pipe, buf, offset, size, data);
}
static INLINE void
st_cond_flush_pipe_buffer_read(struct st_context *st,
struct pipe_resource *buf,
unsigned int offset,
unsigned int size,
void * data)
{
struct pipe_context *pipe = st->pipe;
if (pipe->is_resource_referenced(pipe, buf, 0, 0) & PIPE_REFERENCED_FOR_WRITE)
st_flush(st, PIPE_FLUSH_RENDER_CACHE, NULL);
pipe_buffer_read(pipe, buf, offset, size, data);
}
static INLINE void
st_no_flush_pipe_buffer_read(struct st_context *st,
struct pipe_resource *buf,
unsigned int offset,
unsigned int size,
void * data)
{
pipe_buffer_read(st->pipe, buf, offset, size, data);
}
#endif
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