internal Monitor(IntPtr handle)
{
Handle = handle;
videoMode = Glfw.GetVideoMode(handle);
var monitorHandle = GCHandle.Alloc(this, GCHandleType.Weak);
monitorHandle.Target = this;
Glfw.SetMonitorUserPointer(Handle, GCHandle.ToIntPtr(monitorHandle));
}
public static void Main(string[] args)
{
Glfw.SetErrorCallback((error, description) => { Console.WriteLine($"GLFW Error {error}: {description}"); });
Glfw.Init();
IntPtr primaryMonitorPtr = Glfw.GetPrimaryMonitor();
Glfw.VidMode videoMode = Glfw.GetVideoMode(primaryMonitorPtr);
Glfw.GetMonitorWorkarea(primaryMonitorPtr, out var workAreaX, out var workAreaY, out var workAreaWidth, out var workAreaHeight);
// For a full-screen game, replace IntPtr.Zero with primaryMonitorPtr
IntPtr monitorPtr = IntPtr.Zero;
// Create a GLFW window
var windowPtr = Glfw.CreateWindow(Scene.ViewWidth, Scene.ViewHeight, "C# tutorial for Mats", monitorPtr, IntPtr.Zero);
// Center the window on the primary monitor
Glfw.SetWindowPos(windowPtr,
workAreaX + (workAreaWidth - Scene.ViewWidth) / 2,
workAreaY + (workAreaHeight - Scene.ViewHeight) / 2);
// Make sure the OpenGL rendering context is set on the current thread,
// otherwise Skia's GRContext.Create(GRBackend.OpenGL) will return null
Glfw.MakeContextCurrent(windowPtr);
var frameBufferInfo = new GRGlFramebufferInfo((uint)new UIntPtr(0), GRPixelConfig.Rgba8888.ToGlSizedFormat());
using var backendRenderTarget = new GRBackendRenderTarget(Scene.ViewWidth, Scene.ViewHeight, 0, 8, frameBufferInfo);
using var grContext = GRContext.Create(GRBackend.OpenGL);
using var skSurface = SKSurface.Create(grContext, backendRenderTarget, GRSurfaceOrigin.BottomLeft, SKImageInfo.PlatformColorType);
// get the canvas from the surface
using var skCanvas = skSurface.Canvas;
var scene = new Scene();
var frameDuration = TimeSpan.FromSeconds(1.0 / videoMode.RefreshRate);
var inputState = new InputState(windowPtr);
while (Glfw.WindowShouldClose(windowPtr) == Glfw.False)
{
// stopwatch.Restart();
// Let GLFW process any queued input events, like keyboard, mouse, ...
Glfw.PollEvents();
// Clear the drawing canvas
skCanvas.Clear(scene.BackgroundColor);
// Draw to scene to the canvas
scene.Draw(skCanvas);
// Flush all pending Skia drawing commands
grContext.Flush();
// Present the canvas on the display
Glfw.SwapBuffers(windowPtr);
// Update the scene, moving it forward in time.
scene.Update((float)frameDuration.TotalSeconds, inputState);
if (inputState.IsKeyDown(Key.Enter) && inputState.IsKeyDown(Key.LeftAlt))
{
if (Glfw.GetWindowMonitor(windowPtr) == IntPtr.Zero)
{
// Switch to full screen.
Glfw.SetWindowMonitor(windowPtr, primaryMonitorPtr, 0, 0, Scene.ViewWidth, Scene.ViewHeight, 60);
}
else
{
// Switch to windowed mode
Glfw.SetWindowMonitor(windowPtr, IntPtr.Zero,
workAreaX + (workAreaWidth - Scene.ViewWidth) / 2,
workAreaY + (workAreaHeight - Scene.ViewHeight) / 2,
Scene.ViewWidth,
Scene.ViewHeight, 0);
}
}
// Glfw.SetWindowTitle(windowPtr, $"FPS = {1 / frameDuration.TotalSeconds:000.0}");
}
}
public static void Main(string[] args)
{
Glfw.SetErrorCallback((error, description) => { Console.WriteLine($"GLFW Error {error}: {description}"); });
Glfw.Init();
IntPtr primaryMonitorPtr = Glfw.GetPrimaryMonitor();
Glfw.VidMode videoMode = Glfw.GetVideoMode(primaryMonitorPtr);
Glfw.GetMonitorWorkarea(primaryMonitorPtr, out var workAreaX, out var workAreaY, out var workAreaWidth, out var workAreaHeight);
// For a full-screen game, replace IntPtr.Zero with primaryMonitorPtr
IntPtr monitorPtr = IntPtr.Zero;
// Create a GLFW window
var windowPtr = Glfw.CreateWindow(workAreaWidth, workAreaHeight, "C# tutorial for Mats", monitorPtr, IntPtr.Zero);
Glfw.GetWindowSize(windowPtr, out var viewWidth, out var viewHeight);
// Switch to full screen.
// Glfw.SetWindowMonitor(windowPtr, primaryMonitorPtr, 0, 0, workAreaWidth, workAreaHeight, 60);
// Make sure the OpenGL rendering context is set on the current thread,
// otherwise Skia's GRContext.Create(GRBackend.OpenGL) will return null
Glfw.MakeContextCurrent(windowPtr);
var frameBufferInfo = new GRGlFramebufferInfo((uint)new UIntPtr(0), GRPixelConfig.Rgba8888.ToGlSizedFormat());
using var backendRenderTarget = new GRBackendRenderTarget(viewWidth, viewHeight, 0, 8, frameBufferInfo);
using var grContext = GRContext.Create(GRBackend.OpenGL);
using var skSurface = SKSurface.Create(grContext, backendRenderTarget, GRSurfaceOrigin.BottomLeft, SKImageInfo.PlatformColorType);
// get the canvas from the surface
using var skCanvas = skSurface.Canvas;
var scene = Level.Load();
var frameDuration = TimeSpan.FromSeconds(1.0 / videoMode.RefreshRate);
var stopwatch = new Stopwatch();
using var fpsTextPaint = new SKPaint
{
Style = SKPaintStyle.Fill,
Color = SKColors.White,
IsAntialias = true,
TextSize = 20,
};
TimeSpan renderDuration = default;
TimeSpan updateDuration = default;
var viewScale = viewWidth / Grid.Width * 0.95f;
var viewTransform = new SKMatrix(
viewScale, 0, viewWidth / 2f,
0, viewScale, viewHeight / 2f,
0, 0, 1);
var inputState = new InputState(windowPtr, viewTransform);
while (Glfw.WindowShouldClose(windowPtr) == Glfw.False)
{
stopwatch.Restart();
// Let GLFW process any queued input events, like keyboard, mouse, ...
Glfw.PollEvents();
skCanvas.Save();
skCanvas.SetMatrix(viewTransform);
// Clear the drawing canvas
skCanvas.Clear(SKColors.DimGray);
// Draw to scene to the canvas
scene.Draw(skCanvas);
skCanvas.Restore();
// skCanvas.DrawText($"Render: {renderDuration.TotalMilliseconds:0.0}ms Update: {updateDuration.TotalMilliseconds:0.0}ms", fpsTextPaint.TextSize, fpsTextPaint.TextSize, fpsTextPaint);
// Flush all pending Skia drawing commands
grContext.Flush();
// Present the canvas on the display
Glfw.SwapBuffers(windowPtr);
renderDuration = stopwatch.Elapsed;
stopwatch.Restart();
// Update the scene, moving it forward in time.
scene.Update((float)frameDuration.TotalSeconds, inputState);
inputState.Update();
updateDuration = stopwatch.Elapsed;
//Glfw.SetWindowTitle(windowPtr, );
if (inputState.IsKeyDown(Key.Enter) && inputState.IsKeyDown(Key.LeftAlt))
{
if (Glfw.GetWindowMonitor(windowPtr) == IntPtr.Zero)
{
// Switch to full screen.
Glfw.SetWindowMonitor(windowPtr, primaryMonitorPtr, 0, 0, Grid.Width, Grid.Height, 60);
}
else
{
// Switch to windowed mode
Glfw.SetWindowMonitor(windowPtr, IntPtr.Zero,
workAreaX + (workAreaWidth - Grid.Width) / 2,
workAreaY + (workAreaHeight - Grid.Height) / 2,
Grid.Width,
Grid.Height, 0);
}
}
// Glfw.SetWindowTitle(windowPtr, $"FPS = {1 / frameDuration.TotalSeconds:000.0}");
}
}
