diff options
| author | Christoph Bumiller <e0425955@student.tuwien.ac.at> | 2010-04-20 21:18:15 +0200 |
|---|---|---|
| committer | Christoph Bumiller <e0425955@student.tuwien.ac.at> | 2010-04-20 22:07:58 +0200 |
| commit | 3c9df0bda67cdcbc340a4f20997f7a3345cbe9cb (patch) | |
| tree | 3882dae688fa0540617398a18a56901048d86af2 /src/gallium/drivers/nv50/nv50_vbo.c | |
| parent | caa05ef41996f7d0ac6b77f2fe86b1771cb10e43 (diff) | |
nv50: support vertex index bias
Diffstat (limited to 'src/gallium/drivers/nv50/nv50_vbo.c')
| -rw-r--r-- | src/gallium/drivers/nv50/nv50_vbo.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/src/gallium/drivers/nv50/nv50_vbo.c b/src/gallium/drivers/nv50/nv50_vbo.c index 911eabca1c..34719c956a 100644 --- a/src/gallium/drivers/nv50/nv50_vbo.c +++ b/src/gallium/drivers/nv50/nv50_vbo.c @@ -401,14 +401,17 @@ nv50_draw_elements_instanced(struct pipe_context *pipe, if (!nv50_state_validate(nv50, 13 + 16*3)) return; - assert(indexBias == 0); - if (nv50->vbo_fifo) { nv50_push_elements_instanced(pipe, indexBuffer, indexSize, indexBias, mode, start, count, startInstance, instanceCount); return; - } else + } + + /* indices are uint32 internally, so large indexBias means negative */ + BEGIN_RING(chan, tesla, NV50TCL_VB_ELEMENT_BASE, 1); + OUT_RING (chan, indexBias); + if (!(indexBuffer->bind & PIPE_BIND_INDEX_BUFFER) || indexSize == 1) { nv50_draw_elements_inline(pipe, indexBuffer, indexSize, mode, start, count, startInstance, |