From e55f3cd48a7aa73b780537de6e484fde3892ba6b Mon Sep 17 00:00:00 2001
From: Egor Yusov <egor.yusov@gmail.com>
Date: Mon, 18 Feb 2019 20:45:48 -0800
Subject: Minor updates in D3D12 and Vk backends: not committing vertex buffers
 when PSO doesn't use any

---
 Graphics/GraphicsEngineD3D12/src/DeviceContextD3D12Impl.cpp | 2 +-
 Graphics/GraphicsEngineVulkan/src/DeviceContextVkImpl.cpp   | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

(limited to 'Graphics')

diff --git a/Graphics/GraphicsEngineD3D12/src/DeviceContextD3D12Impl.cpp b/Graphics/GraphicsEngineD3D12/src/DeviceContextD3D12Impl.cpp
index 83f93a83..7e8eeeed 100644
--- a/Graphics/GraphicsEngineD3D12/src/DeviceContextD3D12Impl.cpp
+++ b/Graphics/GraphicsEngineD3D12/src/DeviceContextD3D12Impl.cpp
@@ -385,7 +385,7 @@ namespace Diligent
 #endif
         }
 
-        if (!m_State.bCommittedD3D12VBsUpToDate)
+        if (!m_State.bCommittedD3D12VBsUpToDate && m_pPipelineState->GetNumBufferSlotsUsed() > 0)
         {
             CommitD3D12VertexBuffers(GraphCtx);
         }
diff --git a/Graphics/GraphicsEngineVulkan/src/DeviceContextVkImpl.cpp b/Graphics/GraphicsEngineVulkan/src/DeviceContextVkImpl.cpp
index c6378abe..0200476d 100644
--- a/Graphics/GraphicsEngineVulkan/src/DeviceContextVkImpl.cpp
+++ b/Graphics/GraphicsEngineVulkan/src/DeviceContextVkImpl.cpp
@@ -411,7 +411,7 @@ namespace Diligent
             m_CommandBuffer.BindIndexBuffer(m_pIndexBuffer->GetVkBuffer(), m_IndexDataStartOffset + m_pIndexBuffer->GetDynamicOffset(m_ContextId, this), vkIndexType);
         }
 
-        if (!m_State.CommittedVBsUpToDate)
+        if (!m_State.CommittedVBsUpToDate && m_pPipelineState->GetNumBufferSlotsUsed() > 0)
         {
             CommitVkVertexBuffers();
         }
-- 
cgit v1.2.3