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#ifndef _EGLUNATIVEWINDOW_HPP
#define _EGLUNATIVEWINDOW_HPP
/*-------------------------------------------------------------------------
* drawElements Quality Program Tester Core
* ----------------------------------------
*
* Copyright 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*//*!
* \file
* \brief EGL native window abstraction
*//*--------------------------------------------------------------------*/
#include "tcuDefs.hpp"
#include "tcuFactoryRegistry.hpp"
#include "eglwDefs.hpp"
#include "tcuVector.hpp"
namespace tcu
{
class TextureLevel;
}
namespace eglu
{
class NativePixmap;
class NativeDisplay;
struct WindowParams
{
enum Visibility
{
VISIBILITY_HIDDEN = 0,
VISIBILITY_VISIBLE,
VISIBILITY_FULLSCREEN,
VISIBILITY_DONT_CARE,
VISIBILITY_LAST
};
enum
{
SIZE_DONT_CARE = - 1
};
int width; //!< Positive size, or SIZE_DONT_CARE
int height; //!< Positive size, or SIZE_DONT_CARE
Visibility visibility; //!< Visibility for window
WindowParams (void) : width(SIZE_DONT_CARE), height(SIZE_DONT_CARE), visibility(VISIBILITY_DONT_CARE) {}
WindowParams (int width_, int height_, Visibility visibility_) : width(width_), height(height_), visibility(visibility_) {}
};
class WindowDestroyedError : public tcu::ResourceError
{
public:
WindowDestroyedError (const std::string& message) : tcu::ResourceError(message) {}
};
class NativeWindow
{
public:
enum Capability
{
CAPABILITY_CREATE_SURFACE_LEGACY = (1<<0), //!< EGL surface can be created with eglCreateWindowSurface()
CAPABILITY_CREATE_SURFACE_PLATFORM_EXTENSION = (1<<1), //!< EGL surface can be created with eglCreatePlatformWindowSurfaceEXT()
CAPABILITY_CREATE_SURFACE_PLATFORM = (1<<2), //!< EGL surface can be created with eglCreatePlatformWindowSurface()
CAPABILITY_GET_SURFACE_SIZE = (1<<3),
CAPABILITY_SET_SURFACE_SIZE = (1<<4),
CAPABILITY_GET_SCREEN_SIZE = (1<<5),
CAPABILITY_READ_SCREEN_PIXELS = (1<<6),
CAPABILITY_CHANGE_VISIBILITY = (1<<7)
};
virtual ~NativeWindow (void) {}
//! Return EGLNativeWindowType that can be used with eglCreateWindowSurface(). Default implementation throws tcu::NotSupportedError().
virtual eglw::EGLNativeWindowType getLegacyNative (void);
//! Return native pointer that can be used with eglCreatePlatformWindowSurfaceEXT(). Default implementation throws tcu::NotSupportedError().
virtual void* getPlatformExtension (void);
//! Return native pointer that can be used with eglCreatePlatformWindowSurface(). Default implementation throws tcu::NotSupportedError().
virtual void* getPlatformNative (void);
// Process window events. Defaults to dummy implementation, that does nothing.
virtual void processEvents (void) {}
// Get current size of window's logical surface. Default implementation throws tcu::NotSupportedError()
virtual tcu::IVec2 getSurfaceSize (void) const;
// Set the size of the window's logical surface. Default implementation throws tcu::NotSupportedError()
virtual void setSurfaceSize (tcu::IVec2 size);
// Get the size of the window in screen pixels. Default implementation throws tcu::NotSupportedError()
virtual tcu::IVec2 getScreenSize (void) const;
// Read screen (visible) pixels from window. Default implementation throws tcu::NotSupportedError()
virtual void readScreenPixels (tcu::TextureLevel* dst) const;
// Change window visibility. Default throws tcu::NotSupportedError().
virtual void setVisibility (WindowParams::Visibility visibility);
Capability getCapabilities (void) const { return m_capabilities; }
protected:
NativeWindow (Capability capabilities);
private:
NativeWindow (const NativeWindow&);
NativeWindow& operator= (const NativeWindow&);
const Capability m_capabilities;
};
class NativeWindowFactory : public tcu::FactoryBase
{
public:
virtual ~NativeWindowFactory (void);
//! Create generic NativeWindow
virtual NativeWindow* createWindow (NativeDisplay* nativeDisplay, const WindowParams& params) const = 0;
//! Create NativeWindow that matches given config. Defaults to generic createWindow().
virtual NativeWindow* createWindow (NativeDisplay* nativeDisplay, eglw::EGLDisplay display, eglw::EGLConfig config, const eglw::EGLAttrib* attribList, const WindowParams& params) const;
NativeWindow::Capability getCapabilities (void) const { return m_capabilities; }
protected:
NativeWindowFactory (const std::string& name, const std::string& description, NativeWindow::Capability capabilities);
private:
NativeWindowFactory (const NativeWindowFactory&);
NativeWindowFactory& operator= (const NativeWindowFactory&);
const NativeWindow::Capability m_capabilities;
};
typedef tcu::FactoryRegistry<NativeWindowFactory> NativeWindowFactoryRegistry;
} // eglu
#endif // _EGLUNATIVEWINDOW_HPP