From 41e5a5404dd18c748a8355c0796d5e53f793c3b9 Mon Sep 17 00:00:00 2001
From: Egor Yusov <egor.yusov@gmail.com>
Date: Wed, 21 Nov 2018 10:01:10 -0800
Subject: Implemented explicit resource state transitions

---
 unityplugin/GhostCubePlugin/PluginSource/src/RenderAPI_D3D11.cpp      | 4 ++--
 unityplugin/GhostCubePlugin/PluginSource/src/RenderAPI_D3D12.cpp      | 4 ++--
 .../GhostCubePlugin/PluginSource/src/RenderAPI_OpenGLCoreES.cpp       | 4 ++--
 unityplugin/GhostCubePlugin/PluginSource/src/SamplePlugin.cpp         | 1 +
 4 files changed, 7 insertions(+), 6 deletions(-)

(limited to 'unityplugin/GhostCubePlugin/PluginSource')

diff --git a/unityplugin/GhostCubePlugin/PluginSource/src/RenderAPI_D3D11.cpp b/unityplugin/GhostCubePlugin/PluginSource/src/RenderAPI_D3D11.cpp
index 85c81ba..46d3ac8 100644
--- a/unityplugin/GhostCubePlugin/PluginSource/src/RenderAPI_D3D11.cpp
+++ b/unityplugin/GhostCubePlugin/PluginSource/src/RenderAPI_D3D11.cpp
@@ -80,11 +80,11 @@ void RenderAPI_D3D11::AttachToNativeRenderTexture(void *nativeRenderTargetHandle
 
         auto *pd3d11RenderTarget = reinterpret_cast<ID3D11Texture2D *>(nativeRenderTargetHandle);
         RefCntAutoPtr<ITexture> pRenderTarget;
-        pDeviceD3D11->CreateTextureFromD3DResource(pd3d11RenderTarget, &pRenderTarget);
+        pDeviceD3D11->CreateTextureFromD3DResource(pd3d11RenderTarget, RESOURCE_STATE_UNDEFINED, &pRenderTarget);
 
         auto *pd3d11DepthBuffer = reinterpret_cast<ID3D11Texture2D *>(nativeDepthTextureHandle);
         RefCntAutoPtr<ITexture> pDepthBuffer;
-        pDeviceD3D11->CreateTextureFromD3DResource(pd3d11DepthBuffer, &pDepthBuffer);
+        pDeviceD3D11->CreateTextureFromD3DResource(pd3d11DepthBuffer, RESOURCE_STATE_UNDEFINED, &pDepthBuffer);
 
         CreateTextureViews(pRenderTarget, pDepthBuffer);
     }
diff --git a/unityplugin/GhostCubePlugin/PluginSource/src/RenderAPI_D3D12.cpp b/unityplugin/GhostCubePlugin/PluginSource/src/RenderAPI_D3D12.cpp
index 8befeb0..3f4f9ea 100644
--- a/unityplugin/GhostCubePlugin/PluginSource/src/RenderAPI_D3D12.cpp
+++ b/unityplugin/GhostCubePlugin/PluginSource/src/RenderAPI_D3D12.cpp
@@ -189,14 +189,14 @@ void RenderAPI_D3D12::AttachToNativeRenderTexture(void *nativeRenderTargetHandle
         {
             auto *pd3d12RenderTarget = reinterpret_cast<ID3D12Resource*>(nativeRenderTargetHandle);
             RefCntAutoPtr<ITexture> pRenderTarget;
-            pDeviceD3D12->CreateTextureFromD3DResource(pd3d12RenderTarget, &pRenderTarget);
+            pDeviceD3D12->CreateTextureFromD3DResource(pd3d12RenderTarget, RESOURCE_STATE_UNDEFINED, &pRenderTarget);
             pRenderTarget->QueryInterface(IID_TextureD3D12, reinterpret_cast<IObject**>(static_cast<ITextureD3D12**>(&m_RenderTarget)));
         }
 
         {
             auto *pd3d12DepthBuffer = reinterpret_cast<ID3D12Resource *>(nativeDepthTextureHandle);
             RefCntAutoPtr<ITexture> pDepthBuffer;
-            pDeviceD3D12->CreateTextureFromD3DResource(pd3d12DepthBuffer, &pDepthBuffer);
+            pDeviceD3D12->CreateTextureFromD3DResource(pd3d12DepthBuffer, RESOURCE_STATE_UNDEFINED, &pDepthBuffer);
             pDepthBuffer->QueryInterface(IID_TextureD3D12, reinterpret_cast<IObject**>(static_cast<ITextureD3D12**>(&m_DepthBuffer)));
         }
         CreateTextureViews(m_RenderTarget, m_DepthBuffer);
diff --git a/unityplugin/GhostCubePlugin/PluginSource/src/RenderAPI_OpenGLCoreES.cpp b/unityplugin/GhostCubePlugin/PluginSource/src/RenderAPI_OpenGLCoreES.cpp
index 4e9b345..cac774d 100644
--- a/unityplugin/GhostCubePlugin/PluginSource/src/RenderAPI_OpenGLCoreES.cpp
+++ b/unityplugin/GhostCubePlugin/PluginSource/src/RenderAPI_OpenGLCoreES.cpp
@@ -83,7 +83,7 @@ void RenderAPI_OpenGLCoreES::CreateRenderTargetAndDepthBuffer()
     RenderTargetDesc.Height = 1024;
     RenderTargetDesc.Format = TEX_FORMAT_RGBA8_UNORM_SRGB;
 #endif
-    pDeviceGL->CreateTextureFromGLHandle(m_GLRenderTargetHandle, RenderTargetDesc, &pRenderTarget);
+    pDeviceGL->CreateTextureFromGLHandle(m_GLRenderTargetHandle, RenderTargetDesc, RESOURCE_STATE_UNKNOWN, &pRenderTarget);
         
     RefCntAutoPtr<ITexture> pDepthBuffer;
     TextureDesc DepthBufferDesc;
@@ -98,7 +98,7 @@ void RenderAPI_OpenGLCoreES::CreateRenderTargetAndDepthBuffer()
     DepthBufferDesc.Height = 1024;
     DepthBufferDesc.Format = TEX_FORMAT_D32_FLOAT;
 #endif
-    pDeviceGL->CreateTextureFromGLHandle(m_GLDepthTextureHandle, DepthBufferDesc, &pDepthBuffer);
+    pDeviceGL->CreateTextureFromGLHandle(m_GLDepthTextureHandle, DepthBufferDesc, RESOURCE_STATE_UNKNOWN, &pDepthBuffer);
 
     CreateTextureViews(pRenderTarget, pDepthBuffer);
 }
diff --git a/unityplugin/GhostCubePlugin/PluginSource/src/SamplePlugin.cpp b/unityplugin/GhostCubePlugin/PluginSource/src/SamplePlugin.cpp
index b54e84a..aee52b2 100644
--- a/unityplugin/GhostCubePlugin/PluginSource/src/SamplePlugin.cpp
+++ b/unityplugin/GhostCubePlugin/PluginSource/src/SamplePlugin.cpp
@@ -169,5 +169,6 @@ void SamplePlugin::Render(Diligent::IDeviceContext *pContext, const float4x4 &Vi
     DrawAttrs.IsIndexed = true;
     DrawAttrs.IndexType = VT_UINT32;
     DrawAttrs.NumIndices = 36;
+    DrawAttrs.Flags = DRAW_FLAG_TRANSITION_INDEX_BUFFER | DRAW_FLAG_TRANSITION_VERTEX_BUFFERS;
     pContext->Draw(DrawAttrs);
 }
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