diff options
Diffstat (limited to 'src/gallium/drivers/cell/ppu/cell_state_surface.c')
-rw-r--r-- | src/gallium/drivers/cell/ppu/cell_state_surface.c | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/src/gallium/drivers/cell/ppu/cell_state_surface.c b/src/gallium/drivers/cell/ppu/cell_state_surface.c new file mode 100644 index 0000000..287610b --- /dev/null +++ b/src/gallium/drivers/cell/ppu/cell_state_surface.c @@ -0,0 +1,71 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * 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 TUNGSTEN GRAPHICS 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. + * + **************************************************************************/ + + +#include "pipe/p_inlines.h" +#include "cell_context.h" +#include "cell_state.h" + + +void +cell_set_framebuffer_state(struct pipe_context *pipe, + const struct pipe_framebuffer_state *fb) +{ + struct cell_context *cell = cell_context(pipe); + + if (1 /*memcmp(&cell->framebuffer, fb, sizeof(*fb))*/) { + struct pipe_surface *csurf = fb->cbufs[0]; + struct pipe_surface *zsurf = fb->zsbuf; + uint i; + + /* unmap old surfaces */ + for (i = 0; i < PIPE_MAX_COLOR_BUFS; i++) { + if (cell->framebuffer.cbufs[i] && cell->cbuf_map[i]) { + pipe_surface_unmap(cell->framebuffer.cbufs[i]); + cell->cbuf_map[i] = NULL; + } + } + + if (cell->framebuffer.zsbuf && cell->zsbuf_map) { + pipe_surface_unmap(cell->framebuffer.zsbuf); + cell->zsbuf_map = NULL; + } + + /* update my state */ + cell->framebuffer = *fb; + + /* map new surfaces */ + if (csurf) + cell->cbuf_map[0] = pipe_surface_map(csurf); + + if (zsurf) + cell->zsbuf_map = pipe_surface_map(zsurf); + + cell->dirty |= CELL_NEW_FRAMEBUFFER; + } +} + |