2007-09-25 13:20:53 +01:00
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/**************************************************************************
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2008-04-08 17:59:28 +01:00
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*
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s/Tungsten Graphics/VMware/
Tungsten Graphics Inc. was acquired by VMware Inc. in 2008. Leaving the
old copyright name is creating unnecessary confusion, hence this change.
This was the sed script I used:
$ cat tg2vmw.sed
# Run as:
#
# git reset --hard HEAD && find include scons src -type f -not -name 'sed*' -print0 | xargs -0 sed -i -f tg2vmw.sed
#
# Rename copyrights
s/Tungsten Gra\(ph\|hp\)ics,\? [iI]nc\.\?\(, Cedar Park\)\?\(, Austin\)\?\(, \(Texas\|TX\)\)\?\.\?/VMware, Inc./g
/Copyright/s/Tungsten Graphics\(,\? [iI]nc\.\)\?\(, Cedar Park\)\?\(, Austin\)\?\(, \(Texas\|TX\)\)\?\.\?/VMware, Inc./
s/TUNGSTEN GRAPHICS/VMWARE/g
# Rename emails
s/alanh@tungstengraphics.com/alanh@vmware.com/
s/jens@tungstengraphics.com/jowen@vmware.com/g
s/jrfonseca-at-tungstengraphics-dot-com/jfonseca-at-vmware-dot-com/
s/jrfonseca\?@tungstengraphics.com/jfonseca@vmware.com/g
s/keithw\?@tungstengraphics.com/keithw@vmware.com/g
s/michel@tungstengraphics.com/daenzer@vmware.com/g
s/thomas-at-tungstengraphics-dot-com/thellstom-at-vmware-dot-com/
s/zack@tungstengraphics.com/zackr@vmware.com/
# Remove dead links
s@Tungsten Graphics (http://www.tungstengraphics.com)@Tungsten Graphics@g
# C string src/gallium/state_trackers/vega/api_misc.c
s/"Tungsten Graphics, Inc"/"VMware, Inc"/
Reviewed-by: Brian Paul <brianp@vmware.com>
2014-01-17 16:27:50 +00:00
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* Copyright 2007 VMware, Inc.
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2007-09-25 13:20:53 +01:00
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* All Rights Reserved.
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2008-04-08 17:59:28 +01:00
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*
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2007-09-25 13:20:53 +01:00
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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2008-04-08 17:59:28 +01:00
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*
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2007-09-25 13:20:53 +01:00
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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2008-04-08 17:59:28 +01:00
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*
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2007-09-25 13:20:53 +01:00
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
|
s/Tungsten Graphics/VMware/
Tungsten Graphics Inc. was acquired by VMware Inc. in 2008. Leaving the
old copyright name is creating unnecessary confusion, hence this change.
This was the sed script I used:
$ cat tg2vmw.sed
# Run as:
#
# git reset --hard HEAD && find include scons src -type f -not -name 'sed*' -print0 | xargs -0 sed -i -f tg2vmw.sed
#
# Rename copyrights
s/Tungsten Gra\(ph\|hp\)ics,\? [iI]nc\.\?\(, Cedar Park\)\?\(, Austin\)\?\(, \(Texas\|TX\)\)\?\.\?/VMware, Inc./g
/Copyright/s/Tungsten Graphics\(,\? [iI]nc\.\)\?\(, Cedar Park\)\?\(, Austin\)\?\(, \(Texas\|TX\)\)\?\.\?/VMware, Inc./
s/TUNGSTEN GRAPHICS/VMWARE/g
# Rename emails
s/alanh@tungstengraphics.com/alanh@vmware.com/
s/jens@tungstengraphics.com/jowen@vmware.com/g
s/jrfonseca-at-tungstengraphics-dot-com/jfonseca-at-vmware-dot-com/
s/jrfonseca\?@tungstengraphics.com/jfonseca@vmware.com/g
s/keithw\?@tungstengraphics.com/keithw@vmware.com/g
s/michel@tungstengraphics.com/daenzer@vmware.com/g
s/thomas-at-tungstengraphics-dot-com/thellstom-at-vmware-dot-com/
s/zack@tungstengraphics.com/zackr@vmware.com/
# Remove dead links
s@Tungsten Graphics (http://www.tungstengraphics.com)@Tungsten Graphics@g
# C string src/gallium/state_trackers/vega/api_misc.c
s/"Tungsten Graphics, Inc"/"VMware, Inc"/
Reviewed-by: Brian Paul <brianp@vmware.com>
2014-01-17 16:27:50 +00:00
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* IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
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2007-09-25 13:20:53 +01:00
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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2008-04-08 17:59:28 +01:00
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*
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2007-09-25 13:20:53 +01:00
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**************************************************************************/
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/**
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2008-11-11 15:16:51 +00:00
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* Interface between 'draw' module's output and the softpipe rasterizer/setup
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* code. When the 'draw' module has finished filling a vertex buffer, the
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* draw_arrays() functions below will be called. Loop over the vertices and
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* call the point/line/tri setup functions.
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2008-04-08 17:59:28 +01:00
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*
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2008-01-23 20:17:50 +00:00
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* Authors
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* Brian Paul
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2007-09-25 13:20:53 +01:00
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*/
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#include "sp_context.h"
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2009-08-23 11:22:41 +01:00
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#include "sp_setup.h"
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2008-02-15 01:58:50 +00:00
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#include "sp_state.h"
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2008-01-23 20:17:50 +00:00
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#include "sp_prim_vbuf.h"
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2008-02-15 08:50:12 +00:00
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#include "draw/draw_context.h"
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#include "draw/draw_vbuf.h"
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2008-08-25 00:48:55 +01:00
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#include "util/u_memory.h"
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2009-07-24 18:17:05 +01:00
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#include "util/u_prim.h"
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2007-09-25 13:20:53 +01:00
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2008-01-23 20:17:50 +00:00
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#define SP_MAX_VBUF_INDEXES 1024
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#define SP_MAX_VBUF_SIZE 4096
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2007-09-25 13:20:53 +01:00
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2008-04-08 17:59:28 +01:00
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typedef const float (*cptrf4)[4];
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2007-09-25 13:20:53 +01:00
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/**
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2008-01-23 20:17:50 +00:00
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* Subclass of vbuf_render.
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2007-09-25 13:20:53 +01:00
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*/
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2008-01-23 20:17:50 +00:00
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struct softpipe_vbuf_render
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2007-09-25 13:20:53 +01:00
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{
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2008-01-23 20:17:50 +00:00
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struct vbuf_render base;
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struct softpipe_context *softpipe;
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2009-08-23 11:22:41 +01:00
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struct setup_context *setup;
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2017-10-27 21:36:01 +01:00
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enum pipe_prim_type prim;
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2008-01-23 20:17:50 +00:00
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uint vertex_size;
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2009-02-19 14:46:23 +00:00
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uint nr_vertices;
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2009-02-17 12:20:05 +00:00
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uint vertex_buffer_size;
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2008-01-23 20:17:50 +00:00
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void *vertex_buffer;
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};
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2007-09-25 13:20:53 +01:00
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2008-01-23 20:17:50 +00:00
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/** cast wrapper */
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static struct softpipe_vbuf_render *
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softpipe_vbuf_render(struct vbuf_render *vbr)
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2007-09-25 13:20:53 +01:00
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{
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2008-01-23 20:17:50 +00:00
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return (struct softpipe_vbuf_render *) vbr;
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2007-09-25 13:20:53 +01:00
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}
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2010-04-15 22:54:14 +01:00
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/** This tells the draw module about our desired vertex layout */
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2008-01-23 20:17:50 +00:00
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static const struct vertex_info *
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sp_vbuf_get_vertex_info(struct vbuf_render *vbr)
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2007-09-25 13:20:53 +01:00
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{
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2008-01-23 20:17:50 +00:00
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struct softpipe_vbuf_render *cvbr = softpipe_vbuf_render(vbr);
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2008-02-15 01:58:50 +00:00
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return softpipe_get_vbuf_vertex_info(cvbr->softpipe);
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2007-09-25 13:20:53 +01:00
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}
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2009-02-17 12:20:05 +00:00
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static boolean
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2008-01-23 20:17:50 +00:00
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sp_vbuf_allocate_vertices(struct vbuf_render *vbr,
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2009-02-17 12:20:05 +00:00
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ushort vertex_size, ushort nr_vertices)
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2007-09-25 13:20:53 +01:00
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{
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2008-01-23 20:17:50 +00:00
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struct softpipe_vbuf_render *cvbr = softpipe_vbuf_render(vbr);
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2009-02-17 12:20:05 +00:00
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unsigned size = vertex_size * nr_vertices;
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if (cvbr->vertex_buffer_size < size) {
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2009-03-05 17:01:53 +00:00
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align_free(cvbr->vertex_buffer);
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2009-02-17 12:20:05 +00:00
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cvbr->vertex_buffer = align_malloc(size, 16);
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cvbr->vertex_buffer_size = size;
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}
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2008-01-23 20:17:50 +00:00
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cvbr->vertex_size = vertex_size;
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2009-02-19 14:46:23 +00:00
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cvbr->nr_vertices = nr_vertices;
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2009-02-17 12:20:05 +00:00
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return cvbr->vertex_buffer != NULL;
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2007-09-25 13:20:53 +01:00
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}
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2010-04-15 22:54:14 +01:00
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2008-01-23 20:17:50 +00:00
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static void
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2009-02-17 12:20:05 +00:00
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sp_vbuf_release_vertices(struct vbuf_render *vbr)
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{
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/* keep the old allocation for next time */
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}
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2010-04-15 22:54:14 +01:00
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2009-02-17 12:20:05 +00:00
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static void *
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sp_vbuf_map_vertices(struct vbuf_render *vbr)
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2007-09-25 13:20:53 +01:00
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{
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2008-01-23 20:17:50 +00:00
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struct softpipe_vbuf_render *cvbr = softpipe_vbuf_render(vbr);
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2009-02-17 12:20:05 +00:00
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return cvbr->vertex_buffer;
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}
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2010-04-15 22:54:14 +01:00
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2009-02-17 12:20:05 +00:00
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static void
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sp_vbuf_unmap_vertices(struct vbuf_render *vbr,
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ushort min_index,
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ushort max_index )
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{
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struct softpipe_vbuf_render *cvbr = softpipe_vbuf_render(vbr);
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assert( cvbr->vertex_buffer_size >= (max_index+1) * cvbr->vertex_size );
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2009-12-28 01:52:47 +00:00
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(void) cvbr;
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2009-02-17 12:20:05 +00:00
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/* do nothing */
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2007-09-25 13:20:53 +01:00
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}
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2012-01-07 21:16:27 +00:00
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static void
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2017-10-27 21:36:01 +01:00
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sp_vbuf_set_primitive(struct vbuf_render *vbr, enum pipe_prim_type prim)
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2007-09-25 13:20:53 +01:00
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{
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2008-01-23 20:17:50 +00:00
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struct softpipe_vbuf_render *cvbr = softpipe_vbuf_render(vbr);
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2009-08-23 11:22:41 +01:00
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struct setup_context *setup_ctx = cvbr->setup;
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2008-04-16 12:20:39 +01:00
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2009-10-07 20:17:20 +01:00
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sp_setup_prepare( setup_ctx );
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2008-04-16 12:20:39 +01:00
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2009-07-24 18:17:05 +01:00
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cvbr->softpipe->reduced_prim = u_reduced_prim(prim);
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2008-05-12 17:30:05 +01:00
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cvbr->prim = prim;
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2007-09-25 13:20:53 +01:00
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}
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2015-07-21 00:58:43 +01:00
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static inline cptrf4 get_vert( const void *vertex_buffer,
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2008-05-12 16:16:04 +01:00
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int index,
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int stride )
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{
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return (cptrf4)((char *)vertex_buffer + index * stride);
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}
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2008-01-23 20:17:50 +00:00
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2008-11-11 15:16:51 +00:00
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/**
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* draw elements / indexed primitives
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*/
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2008-01-23 20:17:50 +00:00
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static void
|
2010-05-05 21:00:58 +01:00
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sp_vbuf_draw_elements(struct vbuf_render *vbr, const ushort *indices, uint nr)
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2008-01-23 20:17:50 +00:00
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{
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struct softpipe_vbuf_render *cvbr = softpipe_vbuf_render(vbr);
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struct softpipe_context *softpipe = cvbr->softpipe;
|
2015-12-22 02:42:33 +00:00
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const unsigned stride = softpipe->vertex_info.size * sizeof(float);
|
2008-05-12 16:16:04 +01:00
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const void *vertex_buffer = cvbr->vertex_buffer;
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2010-05-06 01:19:06 +01:00
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struct setup_context *setup = cvbr->setup;
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const boolean flatshade_first = softpipe->rasterizer->flatshade_first;
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2008-11-11 15:16:51 +00:00
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unsigned i;
|
2008-04-14 11:32:50 +01:00
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2008-01-23 20:17:50 +00:00
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switch (cvbr->prim) {
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2008-05-12 16:16:04 +01:00
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case PIPE_PRIM_POINTS:
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for (i = 0; i < nr; i++) {
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2010-05-06 01:19:06 +01:00
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sp_setup_point( setup,
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2010-04-15 22:54:14 +01:00
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get_vert(vertex_buffer, indices[i-0], stride) );
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2008-01-23 20:17:50 +00:00
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}
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break;
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case PIPE_PRIM_LINES:
|
2008-05-12 16:16:04 +01:00
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for (i = 1; i < nr; i += 2) {
|
2010-05-06 01:19:06 +01:00
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sp_setup_line( setup,
|
2010-04-15 22:54:14 +01:00
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get_vert(vertex_buffer, indices[i-1], stride),
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get_vert(vertex_buffer, indices[i-0], stride) );
|
2008-05-12 16:16:04 +01:00
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}
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break;
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2008-04-08 17:59:28 +01:00
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2008-05-12 16:16:04 +01:00
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case PIPE_PRIM_LINE_STRIP:
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for (i = 1; i < nr; i ++) {
|
2010-05-06 01:19:06 +01:00
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sp_setup_line( setup,
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2010-04-15 22:54:14 +01:00
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get_vert(vertex_buffer, indices[i-1], stride),
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get_vert(vertex_buffer, indices[i-0], stride) );
|
2008-01-23 20:17:50 +00:00
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}
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break;
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|
2008-05-12 16:16:04 +01:00
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case PIPE_PRIM_LINE_LOOP:
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for (i = 1; i < nr; i ++) {
|
2010-05-06 01:19:06 +01:00
|
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sp_setup_line( setup,
|
2010-04-15 22:54:14 +01:00
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get_vert(vertex_buffer, indices[i-1], stride),
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get_vert(vertex_buffer, indices[i-0], stride) );
|
2008-05-12 16:16:04 +01:00
|
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}
|
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if (nr) {
|
2010-05-06 01:19:06 +01:00
|
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sp_setup_line( setup,
|
2010-04-15 22:54:14 +01:00
|
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get_vert(vertex_buffer, indices[nr-1], stride),
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get_vert(vertex_buffer, indices[0], stride) );
|
2008-05-12 16:16:04 +01:00
|
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}
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break;
|
2008-04-08 17:59:28 +01:00
|
|
|
|
2008-05-12 16:16:04 +01:00
|
|
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case PIPE_PRIM_TRIANGLES:
|
2010-05-06 01:19:06 +01:00
|
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for (i = 2; i < nr; i += 3) {
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|
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sp_setup_tri( setup,
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get_vert(vertex_buffer, indices[i-2], stride),
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get_vert(vertex_buffer, indices[i-1], stride),
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|
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|
get_vert(vertex_buffer, indices[i-0], stride) );
|
2008-05-12 16:16:04 +01:00
|
|
|
}
|
|
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|
break;
|
|
|
|
|
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case PIPE_PRIM_TRIANGLE_STRIP:
|
2010-05-06 01:19:06 +01:00
|
|
|
if (flatshade_first) {
|
2009-08-18 16:21:12 +01:00
|
|
|
for (i = 2; i < nr; i += 1) {
|
2010-05-06 01:19:06 +01:00
|
|
|
/* emit first triangle vertex as first triangle vertex */
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sp_setup_tri( setup,
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|
get_vert(vertex_buffer, indices[i-2], stride),
|
2010-04-15 22:54:14 +01:00
|
|
|
get_vert(vertex_buffer, indices[i+(i&1)-1], stride),
|
2010-05-06 01:19:06 +01:00
|
|
|
get_vert(vertex_buffer, indices[i-(i&1)], stride) );
|
|
|
|
|
2009-06-10 04:52:37 +01:00
|
|
|
}
|
2009-08-18 16:21:12 +01:00
|
|
|
}
|
|
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|
else {
|
|
|
|
for (i = 2; i < nr; i += 1) {
|
2010-05-06 01:19:06 +01:00
|
|
|
/* emit last triangle vertex as last triangle vertex */
|
|
|
|
sp_setup_tri( setup,
|
2010-04-15 22:54:14 +01:00
|
|
|
get_vert(vertex_buffer, indices[i+(i&1)-2], stride),
|
|
|
|
get_vert(vertex_buffer, indices[i-(i&1)-1], stride),
|
|
|
|
get_vert(vertex_buffer, indices[i-0], stride) );
|
2009-06-10 04:52:37 +01:00
|
|
|
}
|
2008-01-23 20:17:50 +00:00
|
|
|
}
|
|
|
|
break;
|
2008-05-12 16:16:04 +01:00
|
|
|
|
|
|
|
case PIPE_PRIM_TRIANGLE_FAN:
|
2010-05-06 01:19:06 +01:00
|
|
|
if (flatshade_first) {
|
2009-08-18 16:21:12 +01:00
|
|
|
for (i = 2; i < nr; i += 1) {
|
2010-05-06 01:19:06 +01:00
|
|
|
/* emit first non-spoke vertex as first vertex */
|
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, indices[i-1], stride),
|
2010-04-15 22:54:14 +01:00
|
|
|
get_vert(vertex_buffer, indices[i-0], stride),
|
2010-05-06 01:19:06 +01:00
|
|
|
get_vert(vertex_buffer, indices[0], stride) );
|
2009-06-10 04:52:37 +01:00
|
|
|
}
|
2009-08-18 16:21:12 +01:00
|
|
|
}
|
|
|
|
else {
|
|
|
|
for (i = 2; i < nr; i += 1) {
|
2010-05-06 01:19:06 +01:00
|
|
|
/* emit last non-spoke vertex as last vertex */
|
|
|
|
sp_setup_tri( setup,
|
2010-04-15 22:54:14 +01:00
|
|
|
get_vert(vertex_buffer, indices[0], stride),
|
|
|
|
get_vert(vertex_buffer, indices[i-1], stride),
|
|
|
|
get_vert(vertex_buffer, indices[i-0], stride) );
|
2009-06-10 04:52:37 +01:00
|
|
|
}
|
2008-05-12 16:16:04 +01:00
|
|
|
}
|
|
|
|
break;
|
2009-06-04 01:33:07 +01:00
|
|
|
|
2008-05-12 16:16:04 +01:00
|
|
|
case PIPE_PRIM_QUADS:
|
2010-05-06 01:19:06 +01:00
|
|
|
/* GL quads don't follow provoking vertex convention */
|
|
|
|
if (flatshade_first) {
|
|
|
|
/* emit last quad vertex as first triangle vertex */
|
|
|
|
for (i = 3; i < nr; i += 4) {
|
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, indices[i-0], stride),
|
|
|
|
get_vert(vertex_buffer, indices[i-3], stride),
|
|
|
|
get_vert(vertex_buffer, indices[i-2], stride) );
|
2009-06-10 04:52:37 +01:00
|
|
|
|
2010-05-06 01:19:06 +01:00
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, indices[i-0], stride),
|
|
|
|
get_vert(vertex_buffer, indices[i-2], stride),
|
|
|
|
get_vert(vertex_buffer, indices[i-1], stride) );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
/* emit last quad vertex as last triangle vertex */
|
|
|
|
for (i = 3; i < nr; i += 4) {
|
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, indices[i-3], stride),
|
|
|
|
get_vert(vertex_buffer, indices[i-2], stride),
|
|
|
|
get_vert(vertex_buffer, indices[i-0], stride) );
|
|
|
|
|
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, indices[i-2], stride),
|
|
|
|
get_vert(vertex_buffer, indices[i-1], stride),
|
|
|
|
get_vert(vertex_buffer, indices[i-0], stride) );
|
|
|
|
}
|
2008-05-12 16:16:04 +01:00
|
|
|
}
|
|
|
|
break;
|
2009-06-04 01:33:07 +01:00
|
|
|
|
2008-05-12 16:16:04 +01:00
|
|
|
case PIPE_PRIM_QUAD_STRIP:
|
2010-05-06 01:19:06 +01:00
|
|
|
/* GL quad strips don't follow provoking vertex convention */
|
|
|
|
if (flatshade_first) {
|
|
|
|
/* emit last quad vertex as first triangle vertex */
|
|
|
|
for (i = 3; i < nr; i += 2) {
|
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, indices[i-0], stride),
|
|
|
|
get_vert(vertex_buffer, indices[i-3], stride),
|
|
|
|
get_vert(vertex_buffer, indices[i-2], stride) );
|
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, indices[i-0], stride),
|
|
|
|
get_vert(vertex_buffer, indices[i-1], stride),
|
|
|
|
get_vert(vertex_buffer, indices[i-3], stride) );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
/* emit last quad vertex as last triangle vertex */
|
|
|
|
for (i = 3; i < nr; i += 2) {
|
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, indices[i-3], stride),
|
|
|
|
get_vert(vertex_buffer, indices[i-2], stride),
|
|
|
|
get_vert(vertex_buffer, indices[i-0], stride) );
|
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, indices[i-1], stride),
|
|
|
|
get_vert(vertex_buffer, indices[i-3], stride),
|
|
|
|
get_vert(vertex_buffer, indices[i-0], stride) );
|
|
|
|
}
|
2008-05-12 16:16:04 +01:00
|
|
|
}
|
|
|
|
break;
|
2009-06-04 01:33:07 +01:00
|
|
|
|
|
|
|
case PIPE_PRIM_POLYGON:
|
2009-06-10 04:52:37 +01:00
|
|
|
/* Almost same as tri fan but the _first_ vertex specifies the flat
|
2010-05-06 01:19:06 +01:00
|
|
|
* shading color.
|
2009-06-10 04:52:37 +01:00
|
|
|
*/
|
2010-05-06 01:19:06 +01:00
|
|
|
if (flatshade_first) {
|
|
|
|
/* emit first polygon vertex as first triangle vertex */
|
|
|
|
for (i = 2; i < nr; i += 1) {
|
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, indices[0], stride),
|
|
|
|
get_vert(vertex_buffer, indices[i-1], stride),
|
|
|
|
get_vert(vertex_buffer, indices[i-0], stride) );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
/* emit first polygon vertex as last triangle vertex */
|
|
|
|
for (i = 2; i < nr; i += 1) {
|
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, indices[i-1], stride),
|
|
|
|
get_vert(vertex_buffer, indices[i-0], stride),
|
|
|
|
get_vert(vertex_buffer, indices[0], stride) );
|
|
|
|
}
|
2009-06-04 01:33:07 +01:00
|
|
|
}
|
|
|
|
break;
|
|
|
|
|
2008-05-12 16:16:04 +01:00
|
|
|
default:
|
|
|
|
assert(0);
|
2007-09-25 13:20:53 +01:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2008-03-13 22:53:44 +00:00
|
|
|
/**
|
|
|
|
* This function is hit when the draw module is working in pass-through mode.
|
|
|
|
* It's up to us to convert the vertex array into point/line/tri prims.
|
|
|
|
*/
|
|
|
|
static void
|
|
|
|
sp_vbuf_draw_arrays(struct vbuf_render *vbr, uint start, uint nr)
|
|
|
|
{
|
|
|
|
struct softpipe_vbuf_render *cvbr = softpipe_vbuf_render(vbr);
|
|
|
|
struct softpipe_context *softpipe = cvbr->softpipe;
|
2010-05-06 01:19:06 +01:00
|
|
|
struct setup_context *setup = cvbr->setup;
|
2015-12-22 02:42:33 +00:00
|
|
|
const unsigned stride = softpipe->vertex_info.size * sizeof(float);
|
2008-11-11 15:16:51 +00:00
|
|
|
const void *vertex_buffer =
|
|
|
|
(void *) get_vert(cvbr->vertex_buffer, start, stride);
|
2010-05-06 01:19:06 +01:00
|
|
|
const boolean flatshade_first = softpipe->rasterizer->flatshade_first;
|
2008-03-14 08:42:45 +00:00
|
|
|
unsigned i;
|
2008-03-13 22:53:44 +00:00
|
|
|
|
|
|
|
switch (cvbr->prim) {
|
2008-03-16 16:33:59 +00:00
|
|
|
case PIPE_PRIM_POINTS:
|
|
|
|
for (i = 0; i < nr; i++) {
|
2010-05-06 01:19:06 +01:00
|
|
|
sp_setup_point( setup,
|
2010-04-15 22:54:14 +01:00
|
|
|
get_vert(vertex_buffer, i-0, stride) );
|
2008-03-16 16:33:59 +00:00
|
|
|
}
|
|
|
|
break;
|
2008-05-12 16:16:04 +01:00
|
|
|
|
2008-03-16 16:33:59 +00:00
|
|
|
case PIPE_PRIM_LINES:
|
2008-05-12 16:16:04 +01:00
|
|
|
for (i = 1; i < nr; i += 2) {
|
2010-05-06 01:19:06 +01:00
|
|
|
sp_setup_line( setup,
|
2010-04-15 22:54:14 +01:00
|
|
|
get_vert(vertex_buffer, i-1, stride),
|
|
|
|
get_vert(vertex_buffer, i-0, stride) );
|
2008-03-16 16:33:59 +00:00
|
|
|
}
|
|
|
|
break;
|
2008-05-12 16:16:04 +01:00
|
|
|
|
2012-11-06 11:35:31 +00:00
|
|
|
case PIPE_PRIM_LINES_ADJACENCY:
|
|
|
|
for (i = 3; i < nr; i += 4) {
|
|
|
|
sp_setup_line( setup,
|
|
|
|
get_vert(vertex_buffer, i-2, stride),
|
|
|
|
get_vert(vertex_buffer, i-1, stride) );
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
|
2008-03-16 16:33:59 +00:00
|
|
|
case PIPE_PRIM_LINE_STRIP:
|
2008-05-12 16:16:04 +01:00
|
|
|
for (i = 1; i < nr; i ++) {
|
2010-05-06 01:19:06 +01:00
|
|
|
sp_setup_line( setup,
|
2008-05-12 16:16:04 +01:00
|
|
|
get_vert(vertex_buffer, i-1, stride),
|
|
|
|
get_vert(vertex_buffer, i-0, stride) );
|
2008-03-16 16:33:59 +00:00
|
|
|
}
|
|
|
|
break;
|
2008-05-12 16:16:04 +01:00
|
|
|
|
2012-11-06 11:35:31 +00:00
|
|
|
case PIPE_PRIM_LINE_STRIP_ADJACENCY:
|
|
|
|
for (i = 3; i < nr; i++) {
|
|
|
|
sp_setup_line( setup,
|
|
|
|
get_vert(vertex_buffer, i-2, stride),
|
|
|
|
get_vert(vertex_buffer, i-1, stride) );
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
|
2008-05-12 16:16:04 +01:00
|
|
|
case PIPE_PRIM_LINE_LOOP:
|
|
|
|
for (i = 1; i < nr; i ++) {
|
2010-05-06 01:19:06 +01:00
|
|
|
sp_setup_line( setup,
|
2010-04-15 22:54:14 +01:00
|
|
|
get_vert(vertex_buffer, i-1, stride),
|
|
|
|
get_vert(vertex_buffer, i-0, stride) );
|
2008-05-12 16:16:04 +01:00
|
|
|
}
|
|
|
|
if (nr) {
|
2010-05-06 01:19:06 +01:00
|
|
|
sp_setup_line( setup,
|
2010-04-15 22:54:14 +01:00
|
|
|
get_vert(vertex_buffer, nr-1, stride),
|
|
|
|
get_vert(vertex_buffer, 0, stride) );
|
2008-05-12 16:16:04 +01:00
|
|
|
}
|
|
|
|
break;
|
|
|
|
|
2008-03-13 22:53:44 +00:00
|
|
|
case PIPE_PRIM_TRIANGLES:
|
2010-05-06 01:19:06 +01:00
|
|
|
for (i = 2; i < nr; i += 3) {
|
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, i-2, stride),
|
|
|
|
get_vert(vertex_buffer, i-1, stride),
|
|
|
|
get_vert(vertex_buffer, i-0, stride) );
|
2008-03-13 22:53:44 +00:00
|
|
|
}
|
|
|
|
break;
|
2008-05-12 16:16:04 +01:00
|
|
|
|
2012-11-06 11:35:31 +00:00
|
|
|
case PIPE_PRIM_TRIANGLES_ADJACENCY:
|
|
|
|
for (i = 5; i < nr; i += 6) {
|
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, i-5, stride),
|
|
|
|
get_vert(vertex_buffer, i-3, stride),
|
|
|
|
get_vert(vertex_buffer, i-1, stride) );
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
|
2008-03-16 16:33:59 +00:00
|
|
|
case PIPE_PRIM_TRIANGLE_STRIP:
|
2010-05-06 01:19:06 +01:00
|
|
|
if (flatshade_first) {
|
2009-08-18 16:21:12 +01:00
|
|
|
for (i = 2; i < nr; i++) {
|
2010-05-06 01:19:06 +01:00
|
|
|
/* emit first triangle vertex as first triangle vertex */
|
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, i-2, stride),
|
2010-04-15 22:54:14 +01:00
|
|
|
get_vert(vertex_buffer, i+(i&1)-1, stride),
|
2010-05-06 01:19:06 +01:00
|
|
|
get_vert(vertex_buffer, i-(i&1), stride) );
|
2009-06-10 04:52:37 +01:00
|
|
|
}
|
2009-08-18 16:21:12 +01:00
|
|
|
}
|
|
|
|
else {
|
|
|
|
for (i = 2; i < nr; i++) {
|
2010-05-06 01:19:06 +01:00
|
|
|
/* emit last triangle vertex as last triangle vertex */
|
|
|
|
sp_setup_tri( setup,
|
2010-04-15 22:54:14 +01:00
|
|
|
get_vert(vertex_buffer, i+(i&1)-2, stride),
|
|
|
|
get_vert(vertex_buffer, i-(i&1)-1, stride),
|
|
|
|
get_vert(vertex_buffer, i-0, stride) );
|
2009-06-10 04:52:37 +01:00
|
|
|
}
|
2008-03-16 16:33:59 +00:00
|
|
|
}
|
|
|
|
break;
|
2008-05-12 16:16:04 +01:00
|
|
|
|
2012-11-06 11:35:31 +00:00
|
|
|
case PIPE_PRIM_TRIANGLE_STRIP_ADJACENCY:
|
|
|
|
if (flatshade_first) {
|
|
|
|
for (i = 5; i < nr; i += 2) {
|
|
|
|
/* emit first triangle vertex as first triangle vertex */
|
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, i-5, stride),
|
|
|
|
get_vert(vertex_buffer, i+(i&1)*2-3, stride),
|
|
|
|
get_vert(vertex_buffer, i-(i&1)*2-1, stride) );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
for (i = 5; i < nr; i += 2) {
|
|
|
|
/* emit last triangle vertex as last triangle vertex */
|
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, i+(i&1)*2-5, stride),
|
|
|
|
get_vert(vertex_buffer, i-(i&1)*2-3, stride),
|
|
|
|
get_vert(vertex_buffer, i-1, stride) );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
|
2008-03-16 16:33:59 +00:00
|
|
|
case PIPE_PRIM_TRIANGLE_FAN:
|
2010-05-06 01:19:06 +01:00
|
|
|
if (flatshade_first) {
|
2009-08-18 16:21:12 +01:00
|
|
|
for (i = 2; i < nr; i += 1) {
|
2010-05-06 01:19:06 +01:00
|
|
|
/* emit first non-spoke vertex as first vertex */
|
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, i-1, stride),
|
2010-04-15 22:54:14 +01:00
|
|
|
get_vert(vertex_buffer, i-0, stride),
|
2010-05-06 01:19:06 +01:00
|
|
|
get_vert(vertex_buffer, 0, stride) );
|
2009-06-10 04:52:37 +01:00
|
|
|
}
|
2009-08-18 16:21:12 +01:00
|
|
|
}
|
|
|
|
else {
|
|
|
|
for (i = 2; i < nr; i += 1) {
|
2010-05-06 01:19:06 +01:00
|
|
|
/* emit last non-spoke vertex as last vertex */
|
|
|
|
sp_setup_tri( setup,
|
2010-04-15 22:54:14 +01:00
|
|
|
get_vert(vertex_buffer, 0, stride),
|
|
|
|
get_vert(vertex_buffer, i-1, stride),
|
|
|
|
get_vert(vertex_buffer, i-0, stride) );
|
2009-06-10 04:52:37 +01:00
|
|
|
}
|
2008-03-16 16:33:59 +00:00
|
|
|
}
|
|
|
|
break;
|
2009-05-31 03:07:18 +01:00
|
|
|
|
2008-03-16 16:33:59 +00:00
|
|
|
case PIPE_PRIM_QUADS:
|
2010-05-06 01:19:06 +01:00
|
|
|
/* GL quads don't follow provoking vertex convention */
|
|
|
|
if (flatshade_first) {
|
|
|
|
/* emit last quad vertex as first triangle vertex */
|
|
|
|
for (i = 3; i < nr; i += 4) {
|
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, i-0, stride),
|
|
|
|
get_vert(vertex_buffer, i-3, stride),
|
|
|
|
get_vert(vertex_buffer, i-2, stride) );
|
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, i-0, stride),
|
|
|
|
get_vert(vertex_buffer, i-2, stride),
|
|
|
|
get_vert(vertex_buffer, i-1, stride) );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
/* emit last quad vertex as last triangle vertex */
|
|
|
|
for (i = 3; i < nr; i += 4) {
|
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, i-3, stride),
|
|
|
|
get_vert(vertex_buffer, i-2, stride),
|
|
|
|
get_vert(vertex_buffer, i-0, stride) );
|
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, i-2, stride),
|
|
|
|
get_vert(vertex_buffer, i-1, stride),
|
|
|
|
get_vert(vertex_buffer, i-0, stride) );
|
|
|
|
}
|
2008-03-16 16:33:59 +00:00
|
|
|
}
|
|
|
|
break;
|
2009-06-10 04:52:37 +01:00
|
|
|
|
2008-03-16 16:33:59 +00:00
|
|
|
case PIPE_PRIM_QUAD_STRIP:
|
2010-05-06 01:19:06 +01:00
|
|
|
/* GL quad strips don't follow provoking vertex convention */
|
|
|
|
if (flatshade_first) {
|
|
|
|
/* emit last quad vertex as first triangle vertex */
|
|
|
|
for (i = 3; i < nr; i += 2) {
|
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, i-0, stride),
|
|
|
|
get_vert(vertex_buffer, i-3, stride),
|
|
|
|
get_vert(vertex_buffer, i-2, stride) );
|
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, i-0, stride),
|
|
|
|
get_vert(vertex_buffer, i-1, stride),
|
|
|
|
get_vert(vertex_buffer, i-3, stride) );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
/* emit last quad vertex as last triangle vertex */
|
|
|
|
for (i = 3; i < nr; i += 2) {
|
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, i-3, stride),
|
|
|
|
get_vert(vertex_buffer, i-2, stride),
|
|
|
|
get_vert(vertex_buffer, i-0, stride) );
|
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, i-1, stride),
|
|
|
|
get_vert(vertex_buffer, i-3, stride),
|
|
|
|
get_vert(vertex_buffer, i-0, stride) );
|
|
|
|
}
|
2008-03-13 22:53:44 +00:00
|
|
|
}
|
|
|
|
break;
|
2009-05-31 03:07:18 +01:00
|
|
|
|
|
|
|
case PIPE_PRIM_POLYGON:
|
|
|
|
/* Almost same as tri fan but the _first_ vertex specifies the flat
|
2010-05-06 01:19:06 +01:00
|
|
|
* shading color.
|
2009-05-31 03:07:18 +01:00
|
|
|
*/
|
2010-05-06 01:19:06 +01:00
|
|
|
if (flatshade_first) {
|
|
|
|
/* emit first polygon vertex as first triangle vertex */
|
|
|
|
for (i = 2; i < nr; i += 1) {
|
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, 0, stride),
|
|
|
|
get_vert(vertex_buffer, i-1, stride),
|
|
|
|
get_vert(vertex_buffer, i-0, stride) );
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
/* emit first polygon vertex as last triangle vertex */
|
|
|
|
for (i = 2; i < nr; i += 1) {
|
|
|
|
sp_setup_tri( setup,
|
|
|
|
get_vert(vertex_buffer, i-1, stride),
|
|
|
|
get_vert(vertex_buffer, i-0, stride),
|
|
|
|
get_vert(vertex_buffer, 0, stride) );
|
|
|
|
}
|
2009-05-31 03:07:18 +01:00
|
|
|
}
|
|
|
|
break;
|
|
|
|
|
2008-03-13 22:53:44 +00:00
|
|
|
default:
|
|
|
|
assert(0);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2013-08-23 22:08:43 +01:00
|
|
|
/*
|
|
|
|
* FIXME: it is unclear if primitives_storage_needed (which is generally
|
|
|
|
* the same as pipe query num_primitives_generated) should increase
|
|
|
|
* if SO is disabled for d3d10, but for GL we definitely need to
|
|
|
|
* increase num_primitives_generated and this is only called for active
|
|
|
|
* SO. If it must not increase for d3d10 need to disambiguate the counters
|
|
|
|
* in the driver and do some work for getting correct values, if it should
|
|
|
|
* increase too should call this from outside streamout code.
|
|
|
|
*/
|
2010-06-01 17:47:23 +01:00
|
|
|
static void
|
2015-05-27 08:22:13 +01:00
|
|
|
sp_vbuf_so_info(struct vbuf_render *vbr, uint stream, uint primitives, uint prim_generated)
|
2010-06-01 17:47:23 +01:00
|
|
|
{
|
|
|
|
struct softpipe_vbuf_render *cvbr = softpipe_vbuf_render(vbr);
|
|
|
|
struct softpipe_context *softpipe = cvbr->softpipe;
|
2010-06-07 17:14:56 +01:00
|
|
|
|
2015-05-27 08:37:46 +01:00
|
|
|
softpipe->so_stats[stream].num_primitives_written += primitives;
|
|
|
|
softpipe->so_stats[stream].primitives_storage_needed += prim_generated;
|
2010-06-01 17:47:23 +01:00
|
|
|
}
|
|
|
|
|
2013-04-11 14:11:29 +01:00
|
|
|
static void
|
|
|
|
sp_vbuf_pipeline_statistics(
|
|
|
|
struct vbuf_render *vbr,
|
|
|
|
const struct pipe_query_data_pipeline_statistics *stats)
|
|
|
|
{
|
|
|
|
struct softpipe_vbuf_render *cvbr = softpipe_vbuf_render(vbr);
|
|
|
|
struct softpipe_context *softpipe = cvbr->softpipe;
|
|
|
|
|
|
|
|
softpipe->pipeline_statistics.ia_vertices +=
|
|
|
|
stats->ia_vertices;
|
|
|
|
softpipe->pipeline_statistics.ia_primitives +=
|
|
|
|
stats->ia_primitives;
|
|
|
|
softpipe->pipeline_statistics.vs_invocations +=
|
|
|
|
stats->vs_invocations;
|
|
|
|
softpipe->pipeline_statistics.gs_invocations +=
|
|
|
|
stats->gs_invocations;
|
|
|
|
softpipe->pipeline_statistics.gs_primitives +=
|
|
|
|
stats->gs_primitives;
|
|
|
|
softpipe->pipeline_statistics.c_invocations +=
|
|
|
|
stats->c_invocations;
|
|
|
|
}
|
|
|
|
|
2008-03-13 22:53:44 +00:00
|
|
|
|
2008-01-23 20:17:50 +00:00
|
|
|
static void
|
|
|
|
sp_vbuf_destroy(struct vbuf_render *vbr)
|
2007-09-25 13:20:53 +01:00
|
|
|
{
|
2008-01-23 20:17:50 +00:00
|
|
|
struct softpipe_vbuf_render *cvbr = softpipe_vbuf_render(vbr);
|
2010-04-15 22:54:14 +01:00
|
|
|
if (cvbr->vertex_buffer)
|
2010-01-19 13:39:18 +00:00
|
|
|
align_free(cvbr->vertex_buffer);
|
2009-10-07 20:17:20 +01:00
|
|
|
sp_setup_destroy_context(cvbr->setup);
|
2008-01-23 20:17:50 +00:00
|
|
|
FREE(cvbr);
|
2007-09-25 13:20:53 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
|
2008-01-23 20:17:50 +00:00
|
|
|
/**
|
2009-08-23 11:22:41 +01:00
|
|
|
* Create the post-transform vertex handler for the given context.
|
2008-01-23 20:17:50 +00:00
|
|
|
*/
|
2009-08-23 11:22:41 +01:00
|
|
|
struct vbuf_render *
|
|
|
|
sp_create_vbuf_backend(struct softpipe_context *sp)
|
2007-09-25 13:20:53 +01:00
|
|
|
{
|
2009-08-23 11:22:41 +01:00
|
|
|
struct softpipe_vbuf_render *cvbr = CALLOC_STRUCT(softpipe_vbuf_render);
|
2007-09-25 13:20:53 +01:00
|
|
|
|
2009-08-23 11:22:41 +01:00
|
|
|
assert(sp->draw);
|
2007-09-25 13:20:53 +01:00
|
|
|
|
2009-08-23 11:22:41 +01:00
|
|
|
cvbr->base.max_indices = SP_MAX_VBUF_INDEXES;
|
|
|
|
cvbr->base.max_vertex_buffer_bytes = SP_MAX_VBUF_SIZE;
|
2007-11-23 11:30:51 +00:00
|
|
|
|
2009-08-23 11:22:41 +01:00
|
|
|
cvbr->base.get_vertex_info = sp_vbuf_get_vertex_info;
|
|
|
|
cvbr->base.allocate_vertices = sp_vbuf_allocate_vertices;
|
|
|
|
cvbr->base.map_vertices = sp_vbuf_map_vertices;
|
|
|
|
cvbr->base.unmap_vertices = sp_vbuf_unmap_vertices;
|
|
|
|
cvbr->base.set_primitive = sp_vbuf_set_primitive;
|
2010-05-05 21:00:58 +01:00
|
|
|
cvbr->base.draw_elements = sp_vbuf_draw_elements;
|
2009-08-23 11:22:41 +01:00
|
|
|
cvbr->base.draw_arrays = sp_vbuf_draw_arrays;
|
|
|
|
cvbr->base.release_vertices = sp_vbuf_release_vertices;
|
2010-06-01 17:47:23 +01:00
|
|
|
cvbr->base.set_stream_output_info = sp_vbuf_so_info;
|
2013-04-11 14:11:29 +01:00
|
|
|
cvbr->base.pipeline_statistics = sp_vbuf_pipeline_statistics;
|
2009-08-23 11:22:41 +01:00
|
|
|
cvbr->base.destroy = sp_vbuf_destroy;
|
2007-11-23 11:30:51 +00:00
|
|
|
|
2009-08-23 11:22:41 +01:00
|
|
|
cvbr->softpipe = sp;
|
2007-09-25 13:20:53 +01:00
|
|
|
|
2009-10-07 20:17:20 +01:00
|
|
|
cvbr->setup = sp_setup_create_context(cvbr->softpipe);
|
2008-03-13 22:53:44 +00:00
|
|
|
|
2009-08-23 11:22:41 +01:00
|
|
|
return &cvbr->base;
|
2007-09-25 13:20:53 +01:00
|
|
|
}
|