EGLPlatformParameters OPENGL(EGLint major, EGLint minor)
{
    return EGLPlatformParameters(
        EGL_PLATFORM_ANGLE_TYPE_OPENGL_ANGLE,
        major, minor,
        EGL_DONT_CARE);
}

EGLPlatformParameters D3D9_NULL()
{
    return EGLPlatformParameters(
        EGL_PLATFORM_ANGLE_TYPE_D3D9_ANGLE,
        EGL_DONT_CARE, EGL_DONT_CARE,
        EGL_PLATFORM_ANGLE_DEVICE_TYPE_NULL_ANGLE);
}

EGLPlatformParameters D3D11_REFERENCE()
{
    return EGLPlatformParameters(
        EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE,
        EGL_DONT_CARE, EGL_DONT_CARE,
        EGL_PLATFORM_ANGLE_DEVICE_TYPE_REFERENCE_ANGLE);
}

EGLPlatformParameters D3D11_FL10_0_REFERENCE()
{
    return EGLPlatformParameters(
        EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE,
        10, 0,
        EGL_PLATFORM_ANGLE_DEVICE_TYPE_REFERENCE_ANGLE);
}

EGLPlatformParameters D3D11_FL10_0_WARP()
{
    return EGLPlatformParameters(
        EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE,
        10, 0,
        EGL_PLATFORM_ANGLE_DEVICE_TYPE_WARP_ANGLE);
}

EGLPlatformParameters D3D11_FL9_3_WARP()
{
    return EGLPlatformParameters(
        EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE,
        9, 3,
        EGL_PLATFORM_ANGLE_DEVICE_TYPE_WARP_ANGLE);
}

EGLPlatformParameters D3D11_FL10_1()
{
    return EGLPlatformParameters(
        EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE,
        10, 1,
        EGL_PLATFORM_ANGLE_DEVICE_TYPE_HARDWARE_ANGLE);
}

EGLPlatformParameters D3D11_WARP()
{
    return EGLPlatformParameters(
        EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE,
        EGL_DONT_CARE, EGL_DONT_CARE,
        EGL_PLATFORM_ANGLE_DEVICE_TYPE_WARP_ANGLE);
}

EGLPlatformParameters OPENGL_NULL()
{
    return EGLPlatformParameters(
        EGL_PLATFORM_ANGLE_TYPE_OPENGL_ANGLE,
        0, 0,
        EGL_PLATFORM_ANGLE_DEVICE_TYPE_NULL_ANGLE);
}

SampleApplication::SampleApplication(const std::string &name,
                                     size_t width,
                                     size_t height,
                                     EGLint glesMajorVersion,
                                     EGLint glesMinorVersion,
                                     EGLint requestedRenderer)
    : mName(name), mWidth(width), mHeight(height), mRunning(false)
{
    mEGLWindow.reset(new EGLWindow(glesMajorVersion, glesMinorVersion,
                                   EGLPlatformParameters(requestedRenderer)));
    mTimer.reset(CreateTimer());
    mOSWindow.reset(CreateOSWindow());

    mEGLWindow->setConfigRedBits(8);
    mEGLWindow->setConfigGreenBits(8);
    mEGLWindow->setConfigBlueBits(8);
    mEGLWindow->setConfigAlphaBits(8);
    mEGLWindow->setConfigDepthBits(24);
    mEGLWindow->setConfigStencilBits(8);

    // Disable vsync
    mEGLWindow->setSwapInterval(0);

    angle::RandomInitFromTime();
}

EGLPlatformParameters D3D11_FL9_3_REFERENCE()
{
    return EGLPlatformParameters(
        EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE,
        9, 3,
        EGL_PLATFORM_ANGLE_DEVICE_TYPE_REFERENCE_ANGLE);
}

EGLPlatformParameters VULKAN()
{
    return EGLPlatformParameters(EGL_PLATFORM_ANGLE_TYPE_VULKAN_ANGLE);
}

PlatformParameters::PlatformParameters()
    : PlatformParameters(2, 0, EGLPlatformParameters())
{
}

EGLPlatformParameters D3D11(EGLenum presentPath)
{
    return EGLPlatformParameters(EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE, EGL_DONT_CARE, EGL_DONT_CARE,
                                 EGL_PLATFORM_ANGLE_DEVICE_TYPE_HARDWARE_ANGLE, presentPath);
}

PlatformParameters ES31_NULL()
{
    return PlatformParameters(3, 1, EGLPlatformParameters(EGL_PLATFORM_ANGLE_TYPE_NULL_ANGLE));
}

PlatformParameters ES2_NULL()
{
    return PlatformParameters(2, 0, EGLPlatformParameters(EGL_PLATFORM_ANGLE_TYPE_NULL_ANGLE));
}

EGLPlatformParameters D3D11_FL11_1_WARP()
{
    return EGLPlatformParameters(EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE, 11, 1,
                                 EGL_PLATFORM_ANGLE_DEVICE_TYPE_D3D_WARP_ANGLE);
}

EGLPlatformParameters DEFAULT()
{
    return EGLPlatformParameters(EGL_PLATFORM_ANGLE_TYPE_DEFAULT_ANGLE);
}

EGLPlatformParameters D3D11_FL11_1_REFERENCE()
{
    return EGLPlatformParameters(EGL_PLATFORM_ANGLE_TYPE_D3D11_ANGLE, 11, 1,
                                 EGL_PLATFORM_ANGLE_DEVICE_TYPE_D3D_REFERENCE_ANGLE);
}

EGLPlatformParameters OPENGLES()
{
    return EGLPlatformParameters(EGL_PLATFORM_ANGLE_TYPE_OPENGLES_ANGLE);
}