Esempio n. 1
0
int _glfwPlatformCreateWindow(_GLFWwindow* window,
                              const _GLFWwndconfig* wndconfig,
                              const _GLFWctxconfig* ctxconfig,
                              const _GLFWfbconfig* fbconfig)
{
    if (!createNativeWindow(window, wndconfig))
        return GLFW_FALSE;

    if (ctxconfig->client != GLFW_NO_API)
    {
        if (ctxconfig->source == GLFW_NATIVE_CONTEXT_API)
        {
            if (!_glfwInitWGL())
                return GLFW_FALSE;
            if (!_glfwCreateContextWGL(window, ctxconfig, fbconfig))
                return GLFW_FALSE;
        }
        else
        {
            if (!_glfwInitEGL())
                return GLFW_FALSE;
            if (!_glfwCreateContextEGL(window, ctxconfig, fbconfig))
                return GLFW_FALSE;
        }
    }

    if (window->monitor)
    {
        _glfwPlatformShowWindow(window);
        _glfwPlatformFocusWindow(window);
        if (!acquireMonitor(window))
            return GLFW_FALSE;

        centerCursor(window);
    }

    return GLFW_TRUE;
}
Esempio n. 2
0
int _glfwPlatformCreateWindow(_GLFWwindow* window,
                              const _GLFWwndconfig* wndconfig,
                              const _GLFWctxconfig* ctxconfig,
                              const _GLFWfbconfig* fbconfig,
    unsigned long long windowHandle)
{
    int status;

    if (!createWindow(window, wndconfig, windowHandle))
        return GLFW_FALSE;

    if (ctxconfig->api != GLFW_NO_API)
    {
#if defined(_GLFW_WGL)
        if (!_glfwCreateContextWGL(window, ctxconfig, fbconfig))
            return GLFW_FALSE;

        status = _glfwAnalyzeContextWGL(window, ctxconfig, fbconfig);

        if (status == _GLFW_RECREATION_IMPOSSIBLE)
            return GLFW_FALSE;

        if (status == _GLFW_RECREATION_REQUIRED)
        {
            // Some window hints require us to re-create the context using WGL
            // extensions retrieved through the current context, as we cannot
            // check for WGL extensions or retrieve WGL entry points before we
            // have a current context (actually until we have implicitly loaded
            // the vendor ICD)

            // Yes, this is strange, and yes, this is the proper way on WGL

            // As Windows only allows you to set the pixel format once for
            // a window, we need to destroy the current window and create a new
            // one to be able to use the new pixel format

            // Technically, it may be possible to keep the old window around if
            // we're just creating an OpenGL 3.0+ context with the same pixel
            // format, but it's not worth the added code complexity

            // First we clear the current context (the one we just created)
            // This is usually done by glfwDestroyWindow, but as we're not doing
            // full GLFW window destruction, it's duplicated here
            _glfwPlatformMakeContextCurrent(NULL);

            // Next destroy the Win32 window and WGL context (without resetting
            // or destroying the GLFW window object)
            _glfwDestroyContextWGL(window);
            destroyWindow(window);

            // ...and then create them again, this time with better APIs
            if (!createWindow(window, wndconfig, windowHandle))
                return GLFW_FALSE;
            if (!_glfwCreateContextWGL(window, ctxconfig, fbconfig))
                return GLFW_FALSE;
        }
#elif defined(_GLFW_EGL)
        if (!_glfwCreateContextEGL(window, ctxconfig, fbconfig))
            return GLFW_FALSE;
#endif
    }

    if (window->monitor)
    {
        _glfwPlatformShowWindow(window);
        if (!enterFullscreenMode(window))
            return GLFW_FALSE;
    }

    return GLFW_TRUE;
}