From 93807ee42f29379bba55de875cb23af511d5b65f Mon Sep 17 00:00:00 2001
From: Egor Yusov <egor.yusov@gmail.com>
Date: Mon, 12 Feb 2018 09:29:47 -0800
Subject: Fixed unity emulator on iOS

---
 unityplugin/UnityEmulator/src/DiligentGraphicsAdapterGL.cpp | 13 +++++++++----
 unityplugin/UnityEmulator/src/UnityAppBase.cpp              |  5 ++++-
 2 files changed, 13 insertions(+), 5 deletions(-)

(limited to 'unityplugin/UnityEmulator')

diff --git a/unityplugin/UnityEmulator/src/DiligentGraphicsAdapterGL.cpp b/unityplugin/UnityEmulator/src/DiligentGraphicsAdapterGL.cpp
index 9a8a164..3779bca 100644
--- a/unityplugin/UnityEmulator/src/DiligentGraphicsAdapterGL.cpp
+++ b/unityplugin/UnityEmulator/src/DiligentGraphicsAdapterGL.cpp
@@ -21,10 +21,12 @@ public:
     using TBase = SwapChainBase<ISwapChainGL>;
 
     ProxySwapChainGL( IReferenceCounters *pRefCounters,
+                      const UnityGraphicsGLCoreES_Emulator& UnityGraphicsGL,
                       IRenderDevice *pDevice,
                       IDeviceContext *pDeviceContext,
                       const SwapChainDesc& SCDesc ) : 
-        TBase(pRefCounters, pDevice, pDeviceContext,SCDesc)
+        TBase(pRefCounters, pDevice, pDeviceContext,SCDesc),
+        m_UnityGraphicsGL(UnityGraphicsGL)
     {}
         
     virtual void Present()override final
@@ -39,8 +41,11 @@ public:
 
     virtual GLuint GetDefaultFBO()const override final
     {
-        return 0;
+        return m_UnityGraphicsGL.GetGraphicsImpl()->GetDefaultFBO();
     }
+    
+private:
+    const UnityGraphicsGLCoreES_Emulator& m_UnityGraphicsGL;
 };
 
 }
@@ -83,7 +88,7 @@ DiligentGraphicsAdapterGL::DiligentGraphicsAdapterGL(const UnityGraphicsGLCoreES
     SCDesc.BufferCount = 0;
 
     auto &DefaultAllocator = DefaultRawMemoryAllocator::GetAllocator();
-    auto pProxySwapChainGL = NEW_RC_OBJ(DefaultAllocator, "ProxySwapChainGL instance", ProxySwapChainGL)(m_pDevice, m_pDeviceCtx, SCDesc);
+    auto pProxySwapChainGL = NEW_RC_OBJ(DefaultAllocator, "ProxySwapChainGL instance", ProxySwapChainGL)(m_UnityGraphicsGL, m_pDevice, m_pDeviceCtx, SCDesc);
     pProxySwapChainGL->QueryInterface(IID_SwapChain, reinterpret_cast<IObject**>(static_cast<ISwapChain**>(&m_pProxySwapChain)));
 
     m_pDeviceCtx->SetSwapChain(m_pProxySwapChain);
@@ -107,4 +112,4 @@ bool DiligentGraphicsAdapterGL::UsesReverseZ()
     return m_UnityGraphicsGL.UsesReverseZ(); 
 }
 
-#endif // OPENGL_SUPPORTED
\ No newline at end of file
+#endif // OPENGL_SUPPORTED
diff --git a/unityplugin/UnityEmulator/src/UnityAppBase.cpp b/unityplugin/UnityEmulator/src/UnityAppBase.cpp
index e84333b..14a8cfc 100644
--- a/unityplugin/UnityEmulator/src/UnityAppBase.cpp
+++ b/unityplugin/UnityEmulator/src/UnityAppBase.cpp
@@ -243,6 +243,9 @@ void UnityAppBase::WindowResize(int width, int height)
         m_DiligentGraphics->PreSwapChainResize();
         m_GraphicsEmulator->ResizeSwapChain(width, height);
         m_DiligentGraphics->PostSwapChainResize();
-        m_Scene->OnWindowResize(width, height);
+        unsigned int SCWidth = 0;
+        unsigned int SCHeight = 0;
+        m_GraphicsEmulator->GetBackBufferSize(SCWidth, SCHeight);
+        m_Scene->OnWindowResize(SCWidth, SCHeight);
     }
 }
-- 
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