--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hostsupport/hostegl/inc/EGLThread.h	Wed Oct 06 17:59:01 2010 +0100
@@ -0,0 +1,78 @@
+/* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and /or associated documentation files
+ * (the "Materials "), to deal in the Materials without restriction,
+ * including without limitation the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Materials,
+ * and to permit persons to whom the Materials are furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Materials.
+ *
+ * THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE MATERIALS OR
+ * THE USE OR OTHER DEALINGS IN THE MATERIALS.
+ *
+ * Initial Contributors:
+ * Nokia Corporation - initial contribution.
+ *
+ * Contributors:
+ *
+ * Description:
+ *
+ */
+
+#ifndef _EGLTHREAD_H_
+#define _EGLTHREAD_H_
+
+#include <EGL/egl.h>
+#include "eglInternal.h"
+
+class CEGLSurface;
+class CEGLContext;
+
+class CEGLThread
+{
+public:
+	CEGLThread( EGLI_THREAD_ID threadId, EGLint supportedApis );
+	~CEGLThread(void);
+
+public:
+    inline EGLI_THREAD_ID Id() const { return m_id; }
+    void SetError( EGLint error ) { m_lastError = error; }
+    inline EGLint Error() const { return m_lastError; }
+
+    inline void SetApi( EGLint api ) { m_currentApi = api; }
+    inline EGLenum CurrentApi() const { return m_currentApi; }
+    bool IsSupportedApi( EGLenum api ) const;
+
+    CEGLContext* SwitchVGContext( CEGLContext* vgContext );
+    inline CEGLContext* CurrentVGContext() const { return m_currentVGContext; }
+    CEGLSurface* SwitchVGSurface( CEGLSurface* vgSurface );
+    inline CEGLSurface* CurrentVGSurface() const { return m_currentVGSurface; }
+
+	CEGLContext* SwitchGLESContext( CEGLContext* glesContext );
+	inline CEGLContext* CurrentGLESContext() const { return m_currentGLESContext; }
+	void SwitchGLESSurfaces( CEGLSurface* read, CEGLSurface* draw, CEGLSurface*& previousRead, CEGLSurface*& previousDraw );
+    void CurrentGLESSurfaces( CEGLSurface** read, CEGLSurface** draw ) const;
+
+private:
+    EGLI_THREAD_ID  m_id;
+	CEGLContext*    m_currentVGContext;
+    CEGLSurface*    m_currentVGSurface;
+    CEGLContext*    m_currentGLESContext;
+	CEGLSurface*    m_currentGLESReadSurface;
+    CEGLSurface*    m_currentGLESDrawSurface;
+    EGLenum         m_currentApi;
+    EGLint          m_lastError;
+    // Copy of CEGLState::m_supportedApis so we don't need to access state
+    // on thread specific API calls.
+    EGLint          m_supportedApis; 
+};
+#endif //_EGLTHREAD_H_
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