Mesa (gallium-0.2): gallium: temporary check for > 65535 vertices
Alan Hourihane
alanh at kemper.freedesktop.org
Wed Dec 10 11:31:18 UTC 2008
Module: Mesa
Branch: gallium-0.2
Commit: e3f5370d637f367dbfe7d21f726e84185ad1e07d
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=e3f5370d637f367dbfe7d21f726e84185ad1e07d
Author: Alan Hourihane <alanh at tungstengraphics.com>
Date: Wed Dec 10 11:30:46 2008 +0000
gallium: temporary check for > 65535 vertices
---
src/gallium/auxiliary/draw/draw_pipe_vbuf.c | 2 ++
src/gallium/auxiliary/draw/draw_pt_emit.c | 3 +++
src/gallium/auxiliary/draw/draw_pt_fetch_emit.c | 3 +++
.../auxiliary/draw/draw_pt_fetch_shade_emit.c | 3 +++
4 files changed, 11 insertions(+), 0 deletions(-)
diff --git a/src/gallium/auxiliary/draw/draw_pipe_vbuf.c b/src/gallium/auxiliary/draw/draw_pipe_vbuf.c
index 9825e11..fb0d895 100644
--- a/src/gallium/auxiliary/draw/draw_pipe_vbuf.c
+++ b/src/gallium/auxiliary/draw/draw_pipe_vbuf.c
@@ -399,6 +399,8 @@ vbuf_alloc_vertices( struct vbuf_stage *vbuf )
* and it will flush itself if necessary to do so. If this does
* fail, we are basically without usable hardware.
*/
+ assert(vbuf->max_vertices < 65536);
+
vbuf->vertices = (uint *) vbuf->render->allocate_vertices(vbuf->render,
(ushort) vbuf->vertex_size,
(ushort) vbuf->max_vertices);
diff --git a/src/gallium/auxiliary/draw/draw_pt_emit.c b/src/gallium/auxiliary/draw/draw_pt_emit.c
index d520b05..9c73d9c 100644
--- a/src/gallium/auxiliary/draw/draw_pt_emit.c
+++ b/src/gallium/auxiliary/draw/draw_pt_emit.c
@@ -165,6 +165,9 @@ void draw_pt_emit( struct pt_emit *emit,
*/
draw_do_flush( draw, DRAW_FLUSH_BACKEND );
+ if (count > 65535) /* FIXME */
+ return FALSE;
+
/* XXX: and work out some way to coordinate the render primitive
* between vbuf.c and here...
*/
diff --git a/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c b/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c
index 3966ad4..8ab0895 100644
--- a/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c
+++ b/src/gallium/auxiliary/draw/draw_pt_fetch_emit.c
@@ -338,6 +338,9 @@ static boolean fetch_emit_run_linear_elts( struct draw_pt_middle_end *middle,
*/
draw_do_flush( draw, DRAW_FLUSH_BACKEND );
+ if (count > 65535) /* FIXME */
+ return FALSE;
+
hw_verts = draw->render->allocate_vertices( draw->render,
(ushort)feme->translate->key.output_stride,
(ushort)count );
diff --git a/src/gallium/auxiliary/draw/draw_pt_fetch_shade_emit.c b/src/gallium/auxiliary/draw/draw_pt_fetch_shade_emit.c
index f7e6a1a..77e630c 100644
--- a/src/gallium/auxiliary/draw/draw_pt_fetch_shade_emit.c
+++ b/src/gallium/auxiliary/draw/draw_pt_fetch_shade_emit.c
@@ -234,6 +234,9 @@ static void fse_run_linear( struct draw_pt_middle_end *middle,
*/
draw_do_flush( draw, DRAW_FLUSH_BACKEND );
+ if (count > 65535) /* FIXME */
+ return FALSE;
+
hw_verts = draw->render->allocate_vertices( draw->render,
(ushort)fse->key.output_stride,
(ushort)count );
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