internal IntPtr CreateGlfwWindow(string title, int width, int height, WindowFlags flags)
{
GLFW.WindowHint(GLFW_Enum.VISIBLE, false);
GLFW.WindowHint(GLFW_Enum.FOCUS_ON_SHOW, true);
GLFW.WindowHint(GLFW_Enum.FOCUSED, true);
GLFW.WindowHint(GLFW_Enum.TRANSPARENT_FRAMEBUFFER, flags.HasFlag(WindowFlags.Transparent));
GLFW.WindowHint(GLFW_Enum.SCALE_TO_MONITOR, flags.HasFlag(WindowFlags.ScaleToMonitor));
GLFW.WindowHint(GLFW_Enum.SAMPLES, flags.HasFlag(WindowFlags.MultiSampling) ? 4 : 0);
GLFW.WindowHint(GLFW_Enum.MAXIMIZED, flags.HasFlag(WindowFlags.Maximized));
IntPtr shared = IntPtr.Zero;
if (App.Graphics is IGraphicsOpenGL && windowPointers.Count > 0)
{
shared = windowPointers[0];
}
var monitor = IntPtr.Zero;
if (flags.HasFlag(WindowFlags.Fullscreen))
{
monitor = GLFW.GetPrimaryMonitor();
}
// create the GLFW Window and return thr pointer
var ptr = GLFW.CreateWindow(width, height, title, monitor, shared);
if (ptr == IntPtr.Zero)
{
GLFW.GetError(out string error);
throw new Exception($"Unable to create a new Window: {error}");
}
windowPointers.Add(ptr);
// create the Vulkan surface
if (App.Graphics is IGraphicsVulkan vkGraphics)
{
var vkInstance = vkGraphics.GetVulkanInstancePointer();
var result = GLFW.CreateWindowSurface(vkInstance, ptr, IntPtr.Zero, out var surface);
if (result != GLFW_VkResult.Success)
{
throw new Exception($"Unable to create a Vulkan Surface, {result}");
}
vkSurfaces.Add(ptr, surface);
}
// show window
if (!flags.HasFlag(WindowFlags.Hidden))
{
GLFW.ShowWindow(ptr);
}
return(ptr);
}
protected override void ApplicationStarted()
{
if (GLFW.Init() == 0)
{
GLFW.GetError(out string error);
throw new Exception($"GLFW Error: {error}");
}
// OpenGL Setup
if (App.Graphics is IGraphicsOpenGL)
{
// macOS requires versions to be set to 3.2
if (RuntimeInformation.IsOSPlatform(OSPlatform.OSX))
{
GLFW.WindowHint(GLFW_Enum.CONTEXT_VERSION_MAJOR, 3);
GLFW.WindowHint(GLFW_Enum.CONTEXT_VERSION_MINOR, 2);
GLFW.WindowHint(GLFW_Enum.OPENGL_PROFILE, 0x00032001);
GLFW.WindowHint(GLFW_Enum.OPENGL_FORWARD_COMPAT, true);
}
}
else
{
GLFW.WindowHint(GLFW_Enum.CLIENT_API, (int)GLFW_Enum.NO_API);
}
// Various constant Window Hints
GLFW.WindowHint(GLFW_Enum.DOUBLEBUFFER, true);
GLFW.WindowHint(GLFW_Enum.DEPTH_BITS, 24);
GLFW.WindowHint(GLFW_Enum.STENCIL_BITS, 8);
// Monitors
unsafe
{
var monitorPtrs = GLFW.GetMonitors(out int count);
for (int i = 0; i < count; i++)
{
monitors.Add(new GLFW_Monitor(monitorPtrs[i]));
}
}
// Init Input
input.Init();
}