Module: Mesa
Branch: master
Commit: d67d8e24718a7ab991caa6798563e53ae343cede
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=d67d8e24718a7ab991caa6798563e53ae343cede

Author: Michel Dänzer <[email protected]>
Date:   Wed Sep 12 12:59:49 2012 +0200

radeonsi: Fix calculation of number of records in buffer resource.

The value was too small by 1 in some cases (non-first of several vertex
elements interleaved in a single buffer).

Fixes intermittent incorrect geometry in many apps, e.g. piglit
spec/EXT_texture_snorm/fbo-generatemipmap-formats.

Signed-off-by: Michel Dänzer <[email protected]>
Reviewed-by: Christian König <[email protected]>

---

 src/gallium/drivers/radeonsi/si_state_draw.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/gallium/drivers/radeonsi/si_state_draw.c 
b/src/gallium/drivers/radeonsi/si_state_draw.c
index c71ad43..0cb8b71 100644
--- a/src/gallium/drivers/radeonsi/si_state_draw.c
+++ b/src/gallium/drivers/radeonsi/si_state_draw.c
@@ -455,7 +455,7 @@ static void si_vertex_buffer_update(struct r600_context 
*rctx)
                si_pm4_sh_data_add(pm4, va & 0xFFFFFFFF);
                si_pm4_sh_data_add(pm4, (S_008F04_BASE_ADDRESS_HI(va >> 32) |
                                         S_008F04_STRIDE(vb->stride)));
-               si_pm4_sh_data_add(pm4, (vb->buffer->width0 - offset) /
+               si_pm4_sh_data_add(pm4, (vb->buffer->width0 - 
vb->buffer_offset) /
                                         MAX2(vb->stride, 1));
                si_pm4_sh_data_add(pm4, rctx->vertex_elements->rsrc_word3[i]);
 

_______________________________________________
mesa-commit mailing list
[email protected]
http://lists.freedesktop.org/mailman/listinfo/mesa-commit

Reply via email to