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Merge pull request #4528 from stenzek/vulkan-descriptor-crash 

Vulkan: Fix crash where a potentially deleted buffer is referenced
This commit is contained in:
Markus Wick 2016-12-20 11:11:54 +01:00 committed by GitHub
parent cee1f8b6e7 9290bf5844
commit b5fe0b5b83
1 changed files with 13 additions and 3 deletions
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16
Source/Core/VideoBackends/Vulkan/StateTracker.cpp
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@ -384,12 +384,22 @@ void StateTracker::UpdateVertexShaderConstants()
void StateTracker::UpdateGeometryShaderConstants()
{
// Skip updating geometry shader constants if it's not in use.
if (m_pipeline_state.gs == VK_NULL_HANDLE || !GeometryShaderManager::dirty ||
!ReserveConstantStorage())
if (m_pipeline_state.gs == VK_NULL_HANDLE)
{
return;
// However, if the buffer has changed, we can't skip the update, because then we'll
// try to include the now non-existant buffer in the descriptor set.
if (m_uniform_stream_buffer->GetBuffer() ==
m_bindings.uniform_buffer_bindings[UBO_DESCRIPTOR_SET_BINDING_GS].buffer)
{
return;
}
GeometryShaderManager::dirty = true;
}
if (!GeometryShaderManager::dirty || !ReserveConstantStorage())
return;
// Buffer allocation changed?
if (m_uniform_stream_buffer->GetBuffer() !=
m_bindings.uniform_buffer_bindings[UBO_DESCRIPTOR_SET_BINDING_GS].buffer)