ANGLE: fixed usage of shared handles for WinRT/WinPhone applications

Both checks are not relevant in Qt's context and were skipped before but
they sneaked back in with the latest ANGLE update.

Change-Id: Ic44de5468a3254afd76ef4804d97d245676daeb1
Reviewed-by: Maurice Kalinowski <maurice.kalinowski@qt.io>

src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/Renderer11.cpp

@@ -2618,12 +2618,15 @@ bool Renderer11::getShareHandleSupport() const
         return false;
     }
 
+    // Qt: we don't care about the 9_3 limitation
+#if 0
     // Also disable share handles on Feature Level 9_3, since it doesn't support share handles on RGBA8 textures/swapchains.
     if (mRenderer11DeviceCaps.featureLevel <= D3D_FEATURE_LEVEL_9_3)
     {
         mSupportsShareHandles = false;
         return false;
     }
+#endif
 
     // Find out which type of D3D11 device the Renderer11 is using
     d3d11::ANGLED3D11DeviceType deviceType = getDeviceType();

src/3rdparty/angle/src/libANGLE/validationEGL.cpp

@@ -642,11 +642,14 @@ Error ValidateCreatePbufferFromClientBuffer(Display *display, EGLenum buftype, E
             return Error(EGL_BAD_ATTRIBUTE);
         }
 
+// On Windows Store, we know the originating texture came from D3D11, so bypass this check
+#if !defined(ANGLE_ENABLE_WINDOWS_STORE)
         const Caps &caps = display->getCaps();
         if (textureFormat != EGL_NO_TEXTURE && !caps.textureNPOT && (!gl::isPow2(width) || !gl::isPow2(height)))
         {
             return Error(EGL_BAD_MATCH);
         }
+#endif
     }
 
     return Error(EGL_SUCCESS);

src/angle/patches/0010-ANGLE-fixed-usage-of-shared-handles-for-WinRT-WinPho.patch

@@ -0,0 +1,57 @@
+From 5cacddc702624d64a4917a7a704dbbb92aeba53c Mon Sep 17 00:00:00 2001
+From: Oliver Wolff <oliver.wolff@qt.io>
+Date: Thu, 19 May 2016 10:55:46 +0200
+Subject: [PATCH] ANGLE: fixed usage of shared handles for WinRT/WinPhone
+ applications
+
+Both checks are not relevant in Qt's context and were skipped before but
+they sneaked back in with the latest ANGLE update.
+
+Change-Id: Ic44de5468a3254afd76ef4804d97d245676daeb1
+---
+ src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/Renderer11.cpp | 3 +++
+ src/3rdparty/angle/src/libANGLE/validationEGL.cpp                 | 3 +++
+ 2 files changed, 6 insertions(+)
+
+diff --git a/src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/Renderer11.cpp b/src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/Renderer11.cpp
+index 62badcc..0173311 100644
+--- a/src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/Renderer11.cpp
++++ b/src/3rdparty/angle/src/libANGLE/renderer/d3d/d3d11/Renderer11.cpp
+@@ -2618,12 +2618,15 @@ bool Renderer11::getShareHandleSupport() const
+         return false;
+     }
+ 
++    // Qt: we don't care about the 9_3 limitation
++#if 0
+     // Also disable share handles on Feature Level 9_3, since it doesn't support share handles on RGBA8 textures/swapchains.
+     if (mRenderer11DeviceCaps.featureLevel <= D3D_FEATURE_LEVEL_9_3)
+     {
+         mSupportsShareHandles = false;
+         return false;
+     }
++#endif
+ 
+     // Find out which type of D3D11 device the Renderer11 is using
+     d3d11::ANGLED3D11DeviceType deviceType = getDeviceType();
+diff --git a/src/3rdparty/angle/src/libANGLE/validationEGL.cpp b/src/3rdparty/angle/src/libANGLE/validationEGL.cpp
+index 972f6a7..903f51b 100644
+--- a/src/3rdparty/angle/src/libANGLE/validationEGL.cpp
++++ b/src/3rdparty/angle/src/libANGLE/validationEGL.cpp
+@@ -642,11 +642,14 @@ Error ValidateCreatePbufferFromClientBuffer(Display *display, EGLenum buftype, E
+             return Error(EGL_BAD_ATTRIBUTE);
+         }
+ 
++// On Windows Store, we know the originating texture came from D3D11, so bypass this check
++#if !defined(ANGLE_ENABLE_WINDOWS_STORE)
+         const Caps &caps = display->getCaps();
+         if (textureFormat != EGL_NO_TEXTURE && !caps.textureNPOT && (!gl::isPow2(width) || !gl::isPow2(height)))
+         {
+             return Error(EGL_BAD_MATCH);
+         }
++#endif
+     }
+ 
+     return Error(EGL_SUCCESS);
+-- 
+2.7.0.windows.1
+