private void Draw()
{
Debug.Assert(_window.Exists);
int width = _window.Width;
int height = _window.Height;
if (_windowResized)
{
_windowResized = false;
_gd.ResizeMainWindow((uint)width, (uint)height);
_scene.Camera.WindowResized(width, height);
_resizeHandled?.Invoke(width, height);
CommandList cl = _gd.ResourceFactory.CreateCommandList();
cl.Begin();
_sc.RecreateWindowSizedResources(_gd, cl);
cl.End();
_gd.ExecuteCommands(cl);
cl.Dispose();
}
if (_newSampleCount != null)
{
_sc.MainSceneSampleCount = _newSampleCount.Value;
_newSampleCount = null;
DestroyAllObjects();
CreateAllObjects();
}
_frameCommands.Begin();
CommonMaterials.FlushAll(_frameCommands);
_scene.RenderAllStages(_gd, _frameCommands, _sc);
_gd.SwapBuffers();
}
private void DestroyAllObjects()
{
_frameCommands.Dispose();
_sc.DestroyDeviceObjects();
_scene.DestroyAllDeviceObjects();
CommonMaterials.DestroyAllDeviceObjects();
StaticResourceCache.DestroyAllDeviceObjects();
_gd.WaitForIdle();
}
private void CreateAllObjects()
{
_frameCommands = _gd.ResourceFactory.CreateCommandList();
_frameCommands.Name = "Frame Commands List";
CommandList initCL = _gd.ResourceFactory.CreateCommandList();
initCL.Name = "Recreation Initialization Command List";
initCL.Begin();
_sc.CreateDeviceObjects(_gd, initCL, _sc);
CommonMaterials.CreateAllDeviceObjects(_gd, initCL, _sc);
_scene.CreateAllDeviceObjects(_gd, initCL, _sc);
initCL.End();
_gd.SubmitCommands(initCL);
initCL.Dispose();
}
private void Draw()
{
Debug.Assert(_window.Exists);
int width = _window.Width;
int height = _window.Height;
if (_windowResized)
{
_windowResized = false;
_gd.ResizeMainWindow((uint)width, (uint)height);
_scene.Camera.WindowResized(width, height);
_resizeHandled?.Invoke(width, height);
}
_frameCommands.Begin();
CommonMaterials.FlushAll(_frameCommands);
_sc.UpdateCameraBuffers(_frameCommands); // Meh
_scene.RenderAllStages(_gd, _frameCommands, _sc);
_frameCommands.End();
_gd.ExecuteCommands(_frameCommands);
_gd.SwapBuffers();
}
private void ChangeRenderContext(GraphicsBackend backend)
{
_sc.DestroyDeviceObjects();
_scene.DestroyAllDeviceObjects();
CommonMaterials.DestroyAllDeviceObjects();
_rc.Dispose();
if (_recreateWindow)
{
WindowCreateInfo windowCI = new WindowCreateInfo
{
X = _window.X,
Y = _window.Y,
WindowWidth = _window.Width,
WindowHeight = _window.Height,
WindowInitialState = _window.WindowState,
WindowTitle = "Veldrid NeoDemo"
};
_window.Close();
_window = VeldridStartup.CreateWindow(ref windowCI);
_window.Resized += () => _windowResized = true;
}
RenderContextCreateInfo rcCI = new RenderContextCreateInfo
{
Backend = backend
};
_rc = VeldridStartup.CreateRenderContext(ref rcCI, _window);
_sc.CreateDeviceObjects(_rc);
_scene.CreateAllDeviceObjects(_rc);
CommonMaterials.CreateAllDeviceObjects(_rc);
}
public NeoDemo()
{
WindowCreateInfo windowCI = new WindowCreateInfo
{
X = 50,
Y = 50,
WindowWidth = 960,
WindowHeight = 540,
WindowInitialState = WindowState.Normal,
WindowTitle = "Veldrid NeoDemo"
};
RenderContextCreateInfo rcCI = new RenderContextCreateInfo();
rcCI.DebugContext = RuntimeInformation.IsOSPlatform(OSPlatform.Windows);
VeldridStartup.CreateWindowAndRenderContext(ref windowCI, ref rcCI, out _window, out _rc);
_window.Resized += () => _windowResized = true;
_sc.CreateDeviceObjects(_rc);
CommonMaterials.CreateAllDeviceObjects(_rc);
_scene = new Scene(_window.Width, _window.Height);
_sc.SetCurrentScene(_scene);
_igRenderable = new ImGuiRenderable(_window.Width, _window.Height);
_resizeHandled += (w, h) => _igRenderable.WindowResized(w, h);
_igRenderable.CreateDeviceObjects(_rc);
_scene.AddRenderable(_igRenderable);
_scene.AddUpdateable(_igRenderable);
InfiniteGrid grid = new InfiniteGrid();
grid.CreateDeviceObjects(_rc);
_scene.AddRenderable(grid);
Skybox skybox = Skybox.LoadDefaultSkybox();
skybox.CreateDeviceObjects(_rc);
_scene.AddRenderable(skybox);
AddTexturedMesh(
"Textures/spnza_bricks_a_diff.png",
PrimitiveShapes.Box(10, 10, 10, 10),
new Vector3(0, 0, -5),
Quaternion.Identity,
Vector3.One);
AddTexturedMesh(
"Textures/spnza_bricks_a_diff.png",
PrimitiveShapes.Box(5, 5, 5, 5f),
new Vector3(-3, -9, 2),
Quaternion.Identity,
Vector3.One);
AddTexturedMesh(
"Textures/spnza_bricks_a_diff.png",
PrimitiveShapes.Box(27, 3, 27, 27f),
new Vector3(-5, -16, 5),
Quaternion.Identity,
Vector3.One);
AddTexturedMesh(
"Textures/spnza_bricks_a_diff.png",
PrimitiveShapes.Plane(100, 100, 5),
new Vector3(0, -20, 0),
Quaternion.Identity,
Vector3.One);
ShadowmapDrawer texDrawer = new ShadowmapDrawer(_window, () => _sc.NearShadowMapBinding);
texDrawer.CreateDeviceObjects(_rc);
texDrawer.Position = new Vector2(10, 25);
_scene.AddRenderable(texDrawer);
texDrawer = new ShadowmapDrawer(_window, () => _sc.MidShadowMapBinding);
texDrawer.CreateDeviceObjects(_rc);
texDrawer.Position = new Vector2(20 + texDrawer.Size.X, 25);
_scene.AddRenderable(texDrawer);
texDrawer = new ShadowmapDrawer(_window, () => _sc.FarShadowMapBinding);
texDrawer.CreateDeviceObjects(_rc);
texDrawer.Position = new Vector2(30 + (texDrawer.Size.X * 2), 25);
_scene.AddRenderable(texDrawer);
}
