message: Fix crash in postvs on vulkan with NULL vertex buffers bound
diff: @@ -2023,6 +2023,10 @@ void VulkanReplay::FetchVSOut(uint32_t eventId, VulkanRenderState &state)
  {
  origVBBegin = origVBs[vb].data() + attrDesc.offset;
  origVBEnd = origVBs[vb].data() + origVBs[vb].size();
  +
  + if(origVBs[vb].empty())
  + origVBBegin = origVBEnd = NULL;
  +
  stride = vbDesc.stride;
  if(vbDesc.inputRate == VK_VERTEX_INPUT_RATE_INSTANCE)
  instDivisor = pipeInfo.vertexBindings[vbDesc.binding].instanceDivisor;
  @@ -2035,9 +2039,6 @@ void VulkanReplay::FetchVSOut(uint32_t eventId, VulkanRenderState &state)
  if(attrDesc.binding < state.vbuffers.size())
  stride = (size_t)state.vbuffers[attrDesc.binding].stride;
  - if(origVBBegin == NULL)
  - continue;
  -
  // in some limited cases, provided we added the UNIFORM_TEXEL_BUFFER usage bit, we could use
  // the original buffers here as-is and read out of them. However it is likely that the offset
  // is not a multiple of the minimum texel buffer offset for at least some of the buffers if
  @@ -2518,6 +2519,11 @@ void VulkanReplay::FetchVSOut(uint32_t eventId, VulkanRenderState &state)
  modifiedstate.compute.descSets[i].descSet = GetResID(descSets[i]);
  }
  }
  + else
  + {
  + for(size_t i = 0; i < modifiedstate.compute.descSets.size(); i++)
  + modifiedstate.compute.descSets[i].pipeLayout = GetResID(pipeLayout);
  + }
  {
  VkCommandBuffer cmd = m_pDriver->GetNextCmd();
  