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[dxvk] Pause transform feedback on buffer updates

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Otherwise, we might override a currently bound transform
feedback buffer or counter buffer. Fixes Unity Engine.
This commit is contained in:
Philip Rebohle 2019-10-26 19:55:05 +02:00
parent 3c4a57acc6
commit 44c0f96fc1
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1 changed files with 5 additions and 0 deletions
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src/dxvk/dxvk_context.cpp
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@ -1836,6 +1836,11 @@ namespace dxvk {
DxvkCmdBuffer cmdBuffer;
if (replaceBuffer) {
// Pause transform feedback so that we don't mess
// with the currently bound counter buffers
if (m_flags.test(DxvkContextFlag::GpXfbActive))
this->pauseTransformFeedback();
// As an optimization, allocate a free slice and perform
// the copy in the initialization command buffer instead
// interrupting the render pass and stalling the pipeline.