ANGLE: Fix releasing textures after we kill D3D11

Cherry-pick upstream commit cc4cd2925b9a4f1142a86df131345a861c9d7cd9
to fix crashes on exit.

Task-number: QTBUG-42772
Change-Id: Ib74be17f2b5fdd58f9e0568e1da74ba19e943019
Reviewed-by: Andrew Knight <andrew.knight@theqtcompany.com>
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@theqtcompany.com>

6 files changed, 11 insertions, 7 deletions

diff --git a/src/3rdparty/angle/src/libGLESv2/Context.cpp b/src/3rdparty/angle/src/libGLESv2/Context.cpp
index b87689cd3f..3772da6f42 100644
--- a/src/3rdparty/angle/src/libGLESv2/Context.cpp
+++ b/src/3rdparty/angle/src/libGLESv2/Context.cpp
@@ -162,12 +162,6 @@ Context::~Context()
         deleteTransformFeedback(mTransformFeedbackMap.begin()->first);
     }
 
-    for (TextureMap::iterator i = mIncompleteTextures.begin(); i != mIncompleteTextures.end(); i++)
-    {
-        i->second.set(NULL);
-    }
-    mIncompleteTextures.clear();
-
     for (TextureMap::iterator i = mZeroTextures.begin(); i != mZeroTextures.end(); i++)
     {
         i->second.set(NULL);
diff --git a/src/3rdparty/angle/src/libGLESv2/Context.h b/src/3rdparty/angle/src/libGLESv2/Context.h
index 1e890de3ef..0699592d91 100644
--- a/src/3rdparty/angle/src/libGLESv2/Context.h
+++ b/src/3rdparty/angle/src/libGLESv2/Context.h
@@ -247,7 +247,6 @@ class Context
     int mClientVersion;
 
     TextureMap mZeroTextures;
-    TextureMap mIncompleteTextures;
 
     typedef std::unordered_map<GLuint, Framebuffer*> FramebufferMap;
     FramebufferMap mFramebufferMap;
diff --git a/src/3rdparty/angle/src/libGLESv2/renderer/d3d/RendererD3D.cpp b/src/3rdparty/angle/src/libGLESv2/renderer/d3d/RendererD3D.cpp
index 97da6da7fd..5cddd8ab5e 100644
--- a/src/3rdparty/angle/src/libGLESv2/renderer/d3d/RendererD3D.cpp
+++ b/src/3rdparty/angle/src/libGLESv2/renderer/d3d/RendererD3D.cpp
@@ -27,6 +27,11 @@ RendererD3D::RendererD3D(egl::Display *display)
 
 RendererD3D::~RendererD3D()
 {
+    cleanup();
+}
+
+void RendererD3D::cleanup()
+{
     for (gl::TextureMap::iterator i = mIncompleteTextures.begin(); i != mIncompleteTextures.end(); ++i)
     {
         i->second.set(NULL);
diff --git a/src/3rdparty/angle/src/libGLESv2/renderer/d3d/RendererD3D.h b/src/3rdparty/angle/src/libGLESv2/renderer/d3d/RendererD3D.h
index 9919207667..a2f778763c 100644
--- a/src/3rdparty/angle/src/libGLESv2/renderer/d3d/RendererD3D.h
+++ b/src/3rdparty/angle/src/libGLESv2/renderer/d3d/RendererD3D.h
@@ -160,6 +160,8 @@ class RendererD3D : public Renderer
                                const gl::Rectangle *scissor, bool blitRenderTarget,
                                bool blitDepth, bool blitStencil, GLenum filter) = 0;
 
+    void cleanup();
+
     egl::Display *mDisplay;
 
   private:
diff --git a/src/3rdparty/angle/src/libGLESv2/renderer/d3d/d3d11/Renderer11.cpp b/src/3rdparty/angle/src/libGLESv2/renderer/d3d/d3d11/Renderer11.cpp
index e6d7f3025b..777308e6cc 100644
--- a/src/3rdparty/angle/src/libGLESv2/renderer/d3d/d3d11/Renderer11.cpp
+++ b/src/3rdparty/angle/src/libGLESv2/renderer/d3d/d3d11/Renderer11.cpp
@@ -1870,6 +1870,8 @@ bool Renderer11::testDeviceResettable()
 
 void Renderer11::release()
 {
+    RendererD3D::cleanup();
+
     releaseShaderCompiler();
     releaseDeviceResources();
 
diff --git a/src/3rdparty/angle/src/libGLESv2/renderer/d3d/d3d9/Renderer9.cpp b/src/3rdparty/angle/src/libGLESv2/renderer/d3d/d3d9/Renderer9.cpp
index 601cd24b10..18e6e2d7f0 100644
--- a/src/3rdparty/angle/src/libGLESv2/renderer/d3d/d3d9/Renderer9.cpp
+++ b/src/3rdparty/angle/src/libGLESv2/renderer/d3d/d3d9/Renderer9.cpp
@@ -151,6 +151,8 @@ Renderer9::~Renderer9()
 
 void Renderer9::release()
 {
+    RendererD3D::cleanup();
+
     releaseShaderCompiler();
     releaseDeviceResources();