From: Michel Dänzer <michel.daen...@amd.com>
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 <michel.daen...@amd.com>
---
src/gallium/drivers/radeonsi/si_state_draw.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/gallium/drivers/radeonsi/si_state_draw.c
b/src/gallium/drivers/radeonsi/si_state_draw.c
index 4ae29b8..eb6db72 100644
--- a/src/gallium/drivers/radeonsi/si_state_draw.c
+++ b/src/gallium/drivers/radeonsi/si_state_draw.c
@@ -439,7 +439,7 @@ 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]);
--
1.7.10.4
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