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-rw-r--r--src/gallium/drivers/nvfx/nvfx_push.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/src/gallium/drivers/nvfx/nvfx_push.c b/src/gallium/drivers/nvfx/nvfx_push.c
index 52e891c..49d518e 100644
--- a/src/gallium/drivers/nvfx/nvfx_push.c
+++ b/src/gallium/drivers/nvfx/nvfx_push.c
@@ -246,7 +246,7 @@ nvfx_push_vbo(struct pipe_context *pipe, const struct pipe_draw_info *info)
uint8_t* map;
unsigned step;
} per_instance[16];
- unsigned p_overhead = 0
+ unsigned p_overhead = 64 /* magic fix */
+ 4 /* begin/end */
+ 4; /* potential edgeflag enable/disable */
@@ -367,6 +367,14 @@ nvfx_push_vbo(struct pipe_context *pipe, const struct pipe_draw_info *info)
if(max_verts >= 16)
{
+ /* XXX: any command a lot of times seems to (mostly) fix corruption that would otherwise happen */
+ int i;
+ for(i = 0; i < 32; ++i)
+ {
+ OUT_RING(chan, RING_3D(0x1dac, 1));
+ OUT_RING(chan, 0);
+ }
+
OUT_RING(chan, RING_3D(NV34TCL_VERTEX_BEGIN_END, 1));
OUT_RING(chan, hw_mode);
done = util_split_prim_next(&s, max_verts);