diff options
author | Keith Whitwell <keith@tungstengraphics.com> | 2007-05-24 10:41:34 +0100 |
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committer | Keith Whitwell <keith@tungstengraphics.com> | 2007-05-24 10:41:34 +0100 |
commit | 8e4a95a93d15a6707a29454cd47e10b08314cda2 (patch) | |
tree | 91d8156591f89cd8e345250342719c515efb31fa /src/mesa/softpipe/generic/g_state_clip.c | |
parent | 572dc0864e044776618b0b9e8b808b9584cd1ef6 (diff) |
First version of the softpipe rasterizer.
This will flesh out to hopefully acheive 3 things:
- New software rasterizer for mesa
- New driver model for mesa & dri with much smaller drivers
- The basis for the cell driver.
It's got a long way to go yet, but will at least run trivial/tri.c.
Diffstat (limited to 'src/mesa/softpipe/generic/g_state_clip.c')
-rw-r--r-- | src/mesa/softpipe/generic/g_state_clip.c | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/src/mesa/softpipe/generic/g_state_clip.c b/src/mesa/softpipe/generic/g_state_clip.c new file mode 100644 index 0000000000..b90034e11e --- /dev/null +++ b/src/mesa/softpipe/generic/g_state_clip.c @@ -0,0 +1,69 @@ +/************************************************************************** + * + * 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. + * + **************************************************************************/ + +/* Authors: Keith Whitwell <keith@tungstengraphics.com> + */ +#include "imports.h" + +#include "g_context.h" +#include "g_state.h" +#include "g_draw.h" + + + +void generic_set_clip_state( struct softpipe_context *softpipe, + const struct softpipe_clip_state *clip ) +{ + struct generic_context *generic = generic_context(softpipe); + + memcpy(&generic->plane[6], clip->ucp, clip->nr * sizeof(clip->ucp[0])); + + generic->nr_planes = 6 + clip->nr; + generic->dirty |= G_NEW_CLIP; +} + + + +/* Called when driver state tracker notices changes to the viewport + * matrix: + */ +void generic_set_viewport( struct softpipe_context *softpipe, + const struct softpipe_viewport *viewport ) +{ + struct generic_context *generic = generic_context(softpipe); + + memcpy(&generic->viewport, viewport, sizeof(viewport)); + + /* Using tnl/ and vf/ modules is temporary while getting started. + * Full softpipe will have vertex shader, vertex fetch of its own. + */ + draw_set_viewport( generic->draw, viewport->scale, viewport->translate ); + generic->dirty |= G_NEW_VIEWPORT; +} + + + |