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Viewing changes to src/gallium/auxiliary/draw/draw_pt_fetch_emit.c

  • Committer: Bazaar Package Importer
  • Author(s): Robert Hooker, Robert Hooker, Christopher James Halse Rogers
  • Date: 2010-09-14 08:55:40 UTC
  • mfrom: (1.2.28 upstream)
  • Revision ID: james.westby@ubuntu.com-20100914085540-m4fpl0hdjlfd4jgz
Tags: 7.9~git20100909-0ubuntu1
[ Robert Hooker ]
* New upstream git snapshot up to commit 94118fe2d4b1e5 (LP: #631413)
* New features include ATI HD5xxx series support in r600, and a vastly
  improved glsl compiler.
* Remove pre-generated .pc's, use the ones generated at build time
  instead.
* Remove all references to mesa-utils now that its no longer shipped
  with the mesa source.
* Disable the experimental ARB_fragment_shader option by default on
  i915, it exposes incomplete functionality that breaks KDE compositing
  among other things. It can be enabled via driconf still. (LP: #628930).

[ Christopher James Halse Rogers ]
* debian/patches/04_osmesa_version.diff:
  - Refresh for new upstream
* Bugs fixed in this release:
  - Fixes severe rendering corruption in Unity on radeon (LP: #628727,
    LP: #596292, LP: #599741, LP: #630315, LP: #613694, LP: #599741).
  - Also fixes rendering in gnome-shell (LP: #578619).
  - Flickering in OpenGL apps on radeon (LP: #626943, LP: #610541).
  - Provides preliminary support for new intel chips (LP: #601052).
* debian/rules:
  - Update configure flags to match upstream reshuffling.
  - Explicitly remove gallium DRI drivers that we don't want to ship.
* Update debian/gbp.conf for this Maverick-specific packaging
* libegl1-mesa-dri-x11,kms: There are no longer separate kms or x11 drivers
  for EGL, libegl1-mesa-drivers now contains a single driver that provides
  both backends.

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Lines of Context:
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#include "draw/draw_vbuf.h"
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#include "draw/draw_vertex.h"
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#include "draw/draw_pt.h"
 
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#include "draw/draw_gs.h"
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#include "translate/translate.h"
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#include "translate/translate_cache.h"
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   boolean ok;
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   struct translate_key key;
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   unsigned gs_out_prim = (draw->gs.geometry_shader ? 
 
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                           draw->gs.geometry_shader->output_primitive :
 
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                           prim);
 
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   ok = draw->render->set_primitive( draw->render, 
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                                     prim );
 
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                                     gs_out_prim );
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   if (!ok) {
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      assert(0);
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      return;
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      unsigned input_offset = src->src_offset;
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      unsigned output_format;
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      switch (vinfo->attrib[i].emit) {
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      case EMIT_4UB:
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         output_format = PIPE_FORMAT_R8G8B8A8_UNORM;
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         emit_sz = 4 * sizeof(unsigned char);
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         break;
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      case EMIT_4F:
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         output_format = PIPE_FORMAT_R32G32B32A32_FLOAT;
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         emit_sz = 4 * sizeof(float);
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         break;
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      case EMIT_3F:
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         output_format = PIPE_FORMAT_R32G32B32_FLOAT;
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         emit_sz = 3 * sizeof(float);
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         break;
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      case EMIT_2F:
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         output_format = PIPE_FORMAT_R32G32_FLOAT;
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         emit_sz = 2 * sizeof(float);
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         break;
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      case EMIT_1F:
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         output_format = PIPE_FORMAT_R32_FLOAT;
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         emit_sz = 1 * sizeof(float);
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         break;
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      case EMIT_1F_PSIZE:
 
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      output_format = draw_translate_vinfo_format(vinfo->attrib[i].emit);
 
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      emit_sz = draw_translate_vinfo_size(vinfo->attrib[i].emit);
 
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      if (vinfo->attrib[i].emit == EMIT_OMIT)
 
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         continue;
 
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      if (vinfo->attrib[i].emit == EMIT_1F_PSIZE) {
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         input_format = PIPE_FORMAT_R32_FLOAT;
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         input_buffer = draw->pt.nr_vertex_buffers;
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         input_offset = 0;
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         output_format = PIPE_FORMAT_R32_FLOAT;
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         emit_sz = 1 * sizeof(float);
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         break;
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      case EMIT_OMIT:
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         continue;
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      default:
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         assert(0);
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         output_format = PIPE_FORMAT_NONE;
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         emit_sz = 0;
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         continue;
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      }
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      key.element[i].type = TRANSLATE_ELEMENT_NORMAL;
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      feme->translate->set_buffer(feme->translate, 
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                                  draw->pt.nr_vertex_buffers, 
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                                  &feme->point_size,
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                                  0);
 
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                                  0,
 
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                                  ~0);
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   }
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   feme->point_size = draw->rasterizer->point_size;
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                                  i, 
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                                  ((char *)draw->pt.user.vbuffer[i] + 
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                                   draw->pt.vertex_buffer[i].buffer_offset),
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                                  draw->pt.vertex_buffer[i].stride );
 
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                                  draw->pt.vertex_buffer[i].stride,
 
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                                  draw->pt.vertex_buffer[i].max_index);
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   }
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   *max_vertices = (draw->render->max_vertex_buffer_bytes / 
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                    (vinfo->size * 4));
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   /* Return an even number of verts.
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    * This prevents "parity" errors when splitting long triangle strips which
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    * can lead to front/back culling mix-ups.
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    * Every other triangle in a strip has an alternate front/back orientation
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    * so splitting at an odd position can cause the orientation of subsequent
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    * triangles to get reversed.
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    */
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   *max_vertices = *max_vertices & ~1;
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}
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                            const unsigned *fetch_elts,
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                            unsigned fetch_count,
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                            const ushort *draw_elts,
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                            unsigned draw_count )
 
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                            unsigned draw_count,
 
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                            unsigned prim_flags )
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{
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   struct fetch_emit_middle_end *feme = (struct fetch_emit_middle_end *)middle;
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   struct draw_context *draw = feme->draw;
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    */
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   draw_do_flush( draw, DRAW_FLUSH_BACKEND );
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240
 
   if (fetch_count >= UNDEFINED_VERTEX_ID) {
241
 
      assert(0);
242
 
      return;
243
 
   }
244
 
 
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   draw->render->allocate_vertices( draw->render,
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                                    (ushort)feme->translate->key.output_stride,
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                                    (ushort)fetch_count );
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   /* XXX: Draw arrays path to avoid re-emitting index list again and
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    * again.
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    */
280
 
   draw->render->draw( draw->render, 
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                       draw_elts, 
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                       draw_count );
 
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   draw->render->draw_elements( draw->render, 
 
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                                draw_elts, 
 
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                                draw_count );
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   /* Done -- that was easy, wasn't it: 
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    */
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static void fetch_emit_run_linear( struct draw_pt_middle_end *middle,
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                                   unsigned start,
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                                   unsigned count )
 
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                                   unsigned count,
 
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                                   unsigned prim_flags )
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{
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   struct fetch_emit_middle_end *feme = (struct fetch_emit_middle_end *)middle;
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   struct draw_context *draw = feme->draw;
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    */
301
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   draw_do_flush( draw, DRAW_FLUSH_BACKEND );
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303
 
   if (count >= UNDEFINED_VERTEX_ID) 
304
 
      goto fail;
305
 
 
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   if (!draw->render->allocate_vertices( draw->render,
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                                         (ushort)feme->translate->key.output_stride,
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                                         (ushort)count )) 
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                                        unsigned start,
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                                        unsigned count,
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                                        const ushort *draw_elts,
354
 
                                        unsigned draw_count )
 
322
                                        unsigned draw_count,
 
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                                        unsigned prim_flags )
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{
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   struct fetch_emit_middle_end *feme = (struct fetch_emit_middle_end *)middle;
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   struct draw_context *draw = feme->draw;
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    */
362
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   draw_do_flush( draw, DRAW_FLUSH_BACKEND );
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332
 
364
 
   if (count >= UNDEFINED_VERTEX_ID)
365
 
      return FALSE;
366
 
 
367
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   if (!draw->render->allocate_vertices( draw->render,
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                                         (ushort)feme->translate->key.output_stride,
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                                         (ushort)count ))
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   /* XXX: Draw arrays path to avoid re-emitting index list again and
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    * again.
388
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    */
389
 
   draw->render->draw( draw->render, 
390
 
                       draw_elts, 
391
 
                       draw_count );
 
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   draw->render->draw_elements( draw->render, 
 
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                                draw_elts, 
 
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                                draw_count );
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   /* Done -- that was easy, wasn't it:
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    */