| /************************************************************************** |
| * |
| * 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. |
| * |
| **************************************************************************/ |
| |
| /* Author: |
| * Brian Paul |
| */ |
| |
| |
| #include "pipe/p_defines.h" |
| #include "sp_clear.h" |
| #include "sp_context.h" |
| #include "sp_surface.h" |
| #include "sp_state.h" |
| #include "sp_tile_cache.h" |
| |
| |
| /** |
| * Clear the given surface to the specified value. |
| * No masking, no scissor (clear entire buffer). |
| */ |
| void |
| softpipe_clear(struct pipe_context *pipe, struct pipe_surface *ps, |
| unsigned clearValue) |
| { |
| struct softpipe_context *softpipe = softpipe_context(pipe); |
| |
| softpipe_update_derived(softpipe); /* not needed?? */ |
| |
| if (ps == sp_tile_cache_get_surface(softpipe->zbuf_cache)) { |
| float clear[4]; |
| clear[0] = 1.0; /* XXX hack */ |
| sp_tile_cache_clear(softpipe->zbuf_cache, clear); |
| } |
| else if (ps == sp_tile_cache_get_surface(softpipe->cbuf_cache[0])) { |
| float clear[4]; |
| clear[0] = 0.2f; /* XXX hack */ |
| clear[1] = 0.2f; /* XXX hack */ |
| clear[2] = 0.2f; /* XXX hack */ |
| clear[3] = 0.2f; /* XXX hack */ |
| sp_tile_cache_clear(softpipe->cbuf_cache[0], clear); |
| } |
| |
| pipe->surface_fill(pipe, ps, 0, 0, ps->width, ps->height, clearValue); |
| |
| |
| #if 0 |
| sp_clear_tile_cache(ps, clearValue); |
| #endif |
| } |