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/**************************************************************************
*
* Copyright 2007 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.
*
**************************************************************************/
/* Authors: Keith Whitwell <keithw@vmware.com>
*/
#include "sp_context.h"
#include "sp_state.h"
#include "sp_tile_cache.h"
#include "draw/draw_context.h"
#include "util/u_format.h"
#include "util/u_inlines.h"
/**
* XXX this might get moved someday
* Set the framebuffer surface info: color buffers, zbuffer, stencil buffer.
* Here, we flush the old surfaces and update the tile cache to point to the new
* surfaces.
*/
void
softpipe_set_framebuffer_state(struct pipe_context *pipe,
const struct pipe_framebuffer_state *fb)
{
struct softpipe_context *sp = softpipe_context(pipe);
uint i;
draw_flush(sp->draw);
for (i = 0; i < PIPE_MAX_COLOR_BUFS; i++) {
struct pipe_surface *cb = i < fb->nr_cbufs ? fb->cbufs[i] : NULL;
/* check if changing cbuf */
if (sp->framebuffer.cbufs[i] != cb) {
/* flush old */
sp_flush_tile_cache(sp->cbuf_cache[i]);
/* assign new */
pipe_surface_reference(&sp->framebuffer.cbufs[i], cb);
/* update cache */
sp_tile_cache_set_surface(sp->cbuf_cache[i], cb);
}
}
sp->framebuffer.nr_cbufs = fb->nr_cbufs;
/* zbuf changing? */
if (sp->framebuffer.zsbuf != fb->zsbuf) {
/* flush old */
sp_flush_tile_cache(sp->zsbuf_cache);
/* assign new */
pipe_surface_reference(&sp->framebuffer.zsbuf, fb->zsbuf);
/* update cache */
sp_tile_cache_set_surface(sp->zsbuf_cache, fb->zsbuf);
/* Tell draw module how deep the Z/depth buffer is
*
* If no depth buffer is bound, send the utility function the
* format for no bound depth (PIPE_FORMAT_NONE).
*/
draw_set_zs_format(sp->draw,
(sp->framebuffer.zsbuf) ?
sp->framebuffer.zsbuf->format : PIPE_FORMAT_NONE);
}
sp->framebuffer.width = fb->width;
sp->framebuffer.height = fb->height;
sp->framebuffer.samples = fb->samples;
sp->framebuffer.layers = fb->layers;
sp->dirty |= SP_NEW_FRAMEBUFFER;
}
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