public static void Init(GameWindowSettings gws, NativeWindowSettings nws, GLRenderer renderer = null, Action initCallback = null)
{
_window = new GameWindow(gws, nws);
//log basic info
Logger.Log("Base Directory: " + AppContext.BaseDirectory, true);
Logger.Log("Renderer: " + GL.GetString(StringName.Renderer), true);
Logger.Log("Vendor: " + GL.GetString(StringName.Vendor), true);
Logger.Log("Version: " + GL.GetString(StringName.Version), true);
Logger.Log("Shading Language version: " + GL.GetString(StringName.ShadingLanguageVersion), true);
//subscribe to window events
MainWindow.UpdateFrame += UpdateFrame;
MainWindow.RenderFrame += RenderFrame;
//intialize engine
Logger.Log("Initializing LeaderEngine...", true);
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
//init debug callbacks
GLFW.SetErrorCallback(LogGLFWError);
DebugProc debugProcCallback = DebugCallback;
GCHandle debugProcCallbackHandle = GCHandle.Alloc(debugProcCallback);
GL.DebugMessageCallback(debugProcCallback, IntPtr.Zero);
GL.Enable(EnableCap.DebugOutput);
GL.Enable(EnableCap.DebugOutputSynchronous);
//init modules
AssetManager.Init();
DefaultShaders.Init();
SpriteRenderer.Init();
SkyboxRenderer.Init();
_renderer = renderer ?? new ForwardRenderer();
Renderer.Init();
AudioManager.Init();
Input.Init(MainWindow.KeyboardState, MainWindow.MouseState);
//init main application
initCallback?.Invoke();
stopwatch.Stop();
//print init complete msg
Logger.Log($"LeaderEngine initialized. ({stopwatch.ElapsedMilliseconds}ms)", true);
//open window
MainWindow.Run();
}
public virtual void CalculateViewProjection(out Matrix4 view, out Matrix4 projection)
{
GLRenderer renderer = Engine.Renderer;
projection = Matrix4.CreatePerspectiveFieldOfView(MathHelper.DegreesToRadians(FOV), renderer.ViewportSize.X / (float)renderer.ViewportSize.Y, 0.02f, 800.0f);
Vector3 pos = BaseTransform.GlobalTransform.ExtractTranslation();
view = Matrix4.LookAt(
pos,
pos + BaseTransform.Forward,
BaseTransform.Up
);
}
public void Render(Matrix4 view, Matrix4 projection)
{
if (!Enabled)
{
return;
}
GLRenderer renderer = Engine.Renderer;
uniforms.SetUniform("model", new Uniform(UniformType.Matrix4,
BaseTransform.ModelMatrix));
uniforms.SetUniform("view", new Uniform(UniformType.Matrix4, view));
uniforms.SetUniform("projection", new Uniform(UniformType.Matrix4, projection));
uniforms.SetUniform("mvp", new Uniform(UniformType.Matrix4,
BaseTransform.ModelMatrix
* view * projection));
uniforms.SetUniform("camPos", new Uniform(UniformType.Vector3,
Camera.Main.BaseTransform.Position));
if (DirectionalLight.Main != null)
{
uniforms.SetUniform("lightDir", new Uniform(UniformType.Vector3,
-DirectionalLight.Main.BaseTransform.Forward));
}
uniforms.SetUniform("lightSpaceMat", new Uniform(UniformType.Matrix4, LightingGlobals.LightView * LightingGlobals.LightProjection));
uniforms.SetUniform("shadowMap", new Uniform(UniformType.Texture2D, new TextureData(TextureUnit.Texture1, LightingGlobals.ShadowMap)));
renderer.PushDrawData(DrawType.Opaque, new GLDrawData
{
Mesh = Mesh,
Shader = Shader,
Material = Material,
Uniforms = uniforms
});
}
public virtual void CalculateViewProjection(out Matrix4 view, out Matrix4 projection)
{
GLRenderer renderer = Engine.Renderer;
if (!OrthographicProjection)
{
projection = Matrix4.CreatePerspectiveFieldOfView(MathHelper.DegreesToRadians(FOV), renderer.ViewportSize.X / (float)renderer.ViewportSize.Y, NearPlane, FarPlane);
}
else
{
float aspect = renderer.ViewportSize.X / (float)renderer.ViewportSize.Y;
projection = Matrix4.CreateOrthographic(OrthographicScale * 2f * aspect, OrthographicScale * 2f, NearPlane, FarPlane);
}
Vector3 pos = BaseTransform.GlobalTransform.ExtractTranslation();
view = Matrix4.LookAt(
pos,
pos + BaseTransform.Forward,
BaseTransform.Up
);
}