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//
// Copyright (c) 2014 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
#ifndef UTIL_EGLWINDOW_H_
#define UTIL_EGLWINDOW_H_
#define GL_GLEXT_PROTOTYPES
#include <GLES3/gl3.h>
#include <GLES3/gl3ext.h>
#include <GLES2/gl2.h>
#include <GLES2/gl2ext.h>
#include <EGL/egl.h>
#include <EGL/eglext.h>
#include <string>
#include <list>
#include <cstdint>
#include <memory>
#include "common/angleutils.h"
class OSWindow;
// A hidden define used in some renderers (currently D3D-only)
// to init a no-op renderer. Useful for performance testing.
#ifndef EGL_PLATFORM_ANGLE_DEVICE_TYPE_NULL_ANGLE
#define EGL_PLATFORM_ANGLE_DEVICE_TYPE_NULL_ANGLE 0x6AC0
#endif
struct EGLPlatformParameters
{
EGLint renderer;
EGLint majorVersion;
EGLint minorVersion;
EGLint deviceType;
EGLPlatformParameters();
explicit EGLPlatformParameters(EGLint renderer);
EGLPlatformParameters(EGLint renderer, EGLint majorVersion, EGLint minorVersion, EGLint deviceType);
};
class EGLWindow : angle::NonCopyable
{
public:
EGLWindow(size_t width, size_t height, EGLint glesMajorVersion, const EGLPlatformParameters &platform);
~EGLWindow();
void setClientVersion(EGLint glesMajorVersion) { mClientVersion = glesMajorVersion; }
void setWidth(size_t width) { mWidth = width; }
void setHeight(size_t height) { mHeight = height; }
void setConfigRedBits(int bits) { mRedBits = bits; }
void setConfigGreenBits(int bits) { mGreenBits = bits; }
void setConfigBlueBits(int bits) { mBlueBits = bits; }
void setConfigAlphaBits(int bits) { mAlphaBits = bits; }
void setConfigDepthBits(int bits) { mDepthBits = bits; }
void setConfigStencilBits(int bits) { mStencilBits = bits; }
void setMultisample(bool multisample) { mMultisample = multisample; }
void setSwapInterval(EGLint swapInterval) { mSwapInterval = swapInterval; }
void swap();
EGLint getClientVersion() const { return mClientVersion; }
const EGLPlatformParameters &getPlatform() const { return mPlatform; }
EGLConfig getConfig() const;
EGLDisplay getDisplay() const;
EGLSurface getSurface() const;
EGLContext getContext() const;
size_t getWidth() const { return mWidth; }
size_t getHeight() const { return mHeight; }
int getConfigRedBits() const { return mRedBits; }
int getConfigGreenBits() const { return mGreenBits; }
int getConfigBlueBits() const { return mBlueBits; }
int getConfigAlphaBits() const { return mAlphaBits; }
int getConfigDepthBits() const { return mDepthBits; }
int getConfigStencilBits() const { return mStencilBits; }
bool isMultisample() const { return mMultisample; }
EGLint getSwapInterval() const { return mSwapInterval; }
bool initializeGL(OSWindow *osWindow);
void destroyGL();
bool isGLInitialized() const;
private:
EGLConfig mConfig;
EGLDisplay mDisplay;
EGLSurface mSurface;
EGLContext mContext;
EGLint mClientVersion;
EGLPlatformParameters mPlatform;
size_t mWidth;
size_t mHeight;
int mRedBits;
int mGreenBits;
int mBlueBits;
int mAlphaBits;
int mDepthBits;
int mStencilBits;
bool mMultisample;
EGLint mSwapInterval;
};
#endif // UTIL_EGLWINDOW_H_
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