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/**********************************************************
* Copyright 2008-2009 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, sublicense, 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 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
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* 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 "svga_resource_texture.h"
#include "svga_context.h"
#include "svga_debug.h"
#include "svga_cmd.h"
#include "svga_surface.h"
#define FILE_DEBUG_FLAG DEBUG_BLIT
/* XXX I got my doubts about this, should maybe use svga_texture_copy_handle directly? */
static void svga_surface_copy(struct pipe_context *pipe,
struct pipe_resource* dst_tex,
struct pipe_subresource subdst,
unsigned dstx, unsigned dsty, unsigned dstz,
struct pipe_resource* src_tex,
struct pipe_subresource subsrc,
unsigned srcx, unsigned srcy, unsigned srcz,
unsigned width, unsigned height)
{
struct svga_context *svga = svga_context(pipe);
struct pipe_screen *screen = pipe->screen;
SVGA3dCopyBox *box;
enum pipe_error ret;
struct pipe_surface *srcsurf, *dstsurf;
svga_hwtnl_flush_retry( svga );
srcsurf = screen->get_tex_surface(screen, src_tex,
subsrc.face, subsrc.level, srcz,
PIPE_BIND_SAMPLER_VIEW);
dstsurf = screen->get_tex_surface(screen, dst_tex,
subdst.face, subdst.level, dstz,
PIPE_BIND_RENDER_TARGET);
SVGA_DBG(DEBUG_DMA, "blit to sid %p (%d,%d), from sid %p (%d,%d) sz %dx%d\n",
svga_surface(dstsurf)->handle,
dstx, dsty,
svga_surface(srcsurf)->handle,
srcx, srcy,
width, height);
ret = SVGA3D_BeginSurfaceCopy(svga->swc,
srcsurf,
dstsurf,
&box,
1);
if(ret != PIPE_OK) {
svga_context_flush(svga, NULL);
ret = SVGA3D_BeginSurfaceCopy(svga->swc,
srcsurf,
dstsurf,
&box,
1);
assert(ret == PIPE_OK);
}
box->x = dstx;
box->y = dsty;
box->z = 0;
box->w = width;
box->h = height;
box->d = 1;
box->srcx = srcx;
box->srcy = srcy;
box->srcz = 0;
SVGA_FIFOCommitAll(svga->swc);
svga_surface(dstsurf)->dirty = TRUE;
svga_propagate_surface(pipe, dstsurf);
pipe_surface_reference(&srcsurf, NULL);
pipe_surface_reference(&dstsurf, NULL);
}
void
svga_init_blit_functions(struct svga_context *svga)
{
svga->pipe.resource_copy_region = svga_surface_copy;
}
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