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Ensure that we don't wrap batchbuffers right at the beginning of a

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primitive, otherwise vertices can be emitted without the full-state
preamble.  Fixes gears + texobj lockup.
This commit is contained in:
Keith Whitwell 2006-09-26 09:27:54 +00:00
parent 6f9dc91045
commit 520ba25dc3
1 changed files with 10 additions and 0 deletions
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10
src/mesa/drivers/dri/i915/intel_tris.c
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@ -84,6 +84,16 @@ intelStartInlinePrimitive(struct intel_context *intel,
{
BATCH_LOCALS;
/* Need to make sure at the very least that we don't wrap
* batchbuffers in BEGIN_BATCH below, otherwise the primitive will
* be emitted to a batchbuffer missing the required full-state
* preamble.
*/
if (intel_batchbuffer_space(intel->batch) < 100) {
intel_batchbuffer_flush(intel->batch);
intel->vtbl.emit_state(intel);
}
/* Emit a slot which will be filled with the inline primitive
* command later.
*/