private void initializeDeferredShading(IXNAGame _game, int backBufferWidth, int backBufferHeight)
{
shadowMapRT = new RenderTarget2D(_game.GraphicsDevice, shadowMapSize,
shadowMapSize, 1, SurfaceFormat.Single);
shadowMapDS = new DepthStencilBuffer(GraphicsDevice,
shadowMapSize,
shadowMapSize,
GraphicsDevice.DepthStencilBuffer.Format);
lightRT = new RenderTarget2D(GraphicsDevice, backBufferWidth,
backBufferHeight, 1, SurfaceFormat.HalfVector4, RenderTargetUsage.PreserveContents);
deferredFinalRT = new RenderTarget2D(GraphicsDevice, backBufferWidth,
backBufferHeight, 1, SurfaceFormat.HalfVector4, RenderTargetUsage.PreserveContents);
directionalLightShader = loadShader("DirectionalLight.fx");
directionalLightShader.SetTechnique("Technique0");
finalCombineEffect = loadShader("CombineFinal.fx");
finalCombineEffect.SetTechnique("Technique1");
pointLightShader = loadShader("PointLight.fx");
pointLightShader.SetTechnique("Technique1");
spotLightShader = loadShader("SpotLight.fx");
spotLightShader.SetTechnique("Technique1");
shadowMapShader = loadShader("ShadowMap.fx");
}
public override void Initialize()
{
base.Initialize();
bool isDepthStencilAsShaderResourceRequired = RenderSystem.ConfigContext.RenderPassPlugins.Any(plugin => plugin.Value.Tags.Get(RenderTargetKeys.RequireDepthStencilShaderResource));
// By default, the MainPlugin is using the back buffer as the render target
RenderTarget = GraphicsDevice.BackBuffer;
// Create depth stencil
#if SILICONSTUDIO_XENKO_GRAPHICS_API_OPENGLES
var depthStencilFormat = PixelFormat.D16_UNorm;
#else
var depthStencilFormat = PixelFormat.D24_UNorm_S8_UInt;
#endif
if (GraphicsDevice.DepthStencilBuffer != null)
{
DepthStencil = GraphicsDevice.DepthStencilBuffer;
}
else
{
var depthStencil = Texture.New2D(GraphicsDevice, RenderTarget.Width, RenderTarget.Height, depthStencilFormat, TextureFlags.DepthStencil | (isDepthStencilAsShaderResourceRequired ? TextureFlags.ShaderResource : TextureFlags.None));
DepthStencil = depthStencil.ToDepthStencilBuffer(false);
}
if (DepthStencilBuffer.IsReadOnlySupported(GraphicsDevice))
{
DepthStencilReadOnly = DepthStencil.Texture.ToDepthStencilBuffer(true);
}
}
public static Texture2D CalculateShadowMapForScene(GraphicsDevice graphicsDevice, RenderTarget2D renderTarget, DepthStencilBuffer depthBuffer, Vector3 lightDirection, BoundingSphere bounds, int SceneId)
{
DepthStencilBuffer old = SetupShadowMap(graphicsDevice, ref renderTarget, ref depthBuffer);
ShaderManager.SetCurrentEffect(ShaderManager.EFFECT_ID.SHADOWMAP);
ShaderManager.SetValue("LightProj", CalcLightProjection(bounds, lightDirection, graphicsDevice.Viewport));
ShaderManager.SetValue("LightView", Matrix.CreateLookAt(lightDirection * bounds.Radius + bounds.Center, bounds.Center, Vector3.Up));
foreach (DrawableSceneComponent
dsc in ObjectManager.drawableSceneComponents[SceneId])
{
if (!dsc.Visible)
{
continue;
}
if (dsc is AnimatedModel)
{
dsc.DrawWithEffect(ShaderManager.EFFECT_ID.SHADOWMAP, "ShadowMapRenderAnimation");
}
else
{
dsc.DrawWithEffect(ShaderManager.EFFECT_ID.SHADOWMAP, "ShadowMapRenderStatic");
}
}
ResetGraphicsDevice(graphicsDevice, old);
return(renderTarget.GetTexture());
}
public void TestDepthStencilBufferWithNativeReadonly()
{
//// Without shaders, it is difficult to check this method without accessing internals
//// Force to create a device
var device = GraphicsDevice.New(DeviceCreationFlags.None, GraphicsProfile.Level_11_0);
// Check that reaonly is not supported for depth stencil buffer
Assert.That(DepthStencilBuffer.IsReadOnlySupported(device), Is.True);
// Check texture creation with an array of data, with usage default to later allow SetData
var texture = Texture2D.New(device, 256, 256, PixelFormat.D32_Float, TextureFlags.ShaderResource | TextureFlags.DepthStencil);
// Creates a new depth stencil buffer
var depthStencilBuffer = texture.ToDepthStencilBuffer(true);
// Clear the depth stencil buffer with a value of 0.5f, but the depth buffer is readonly
device.Clear(depthStencilBuffer, DepthStencilClearOptions.DepthBuffer, 0.5f);
var values = texture.GetData <float>();
Assert.That(values.Length, Is.EqualTo(256 * 256));
Assert.That(values[0], Is.EqualTo(0.0f));
// Dispose the depth stencil buffer
depthStencilBuffer.Dispose();
device.Dispose();
}
protected void InitializeRendering(GraphicsDevice graphicsDevice)
{
// Get our initial render target size
// The scaling factor doesn't seem to affect the image quality. There is no golden value for this as stated in the SDK documentation
var renderTargetSize = HMD.GetDefaultRenderTargetSize(1.5f);
// Create the render target texture that is shown on the HMD
RenderTarget = RenderTarget2D.New(graphicsDevice, renderTargetSize.Width, renderTargetSize.Height, new MipMapCount(1), PixelFormat.R8G8B8A8.UNorm);
// The created texture can have a different size due to hardware limitations so the render target size needs to be updated
renderTargetSize.Width = RenderTarget.Width;
renderTargetSize.Height = RenderTarget.Height;
DepthStencilBuffer = DepthStencilBuffer.New(graphicsDevice, renderTargetSize.Width, renderTargetSize.Height, DepthFormat.Depth32, true);
// Compute the virtual cameras' viewports
EyeViewport[0] = new Rect(0, 0, renderTargetSize.Width / 2, renderTargetSize.Height);
EyeViewport[1] = new Rect((renderTargetSize.Width + 1) / 2, 0, EyeViewport[0].Width, EyeViewport[0].Height);
// Create HMD's eye texture data
EyeTextureData = new D3D11TextureData[2];
EyeTextureData[0].Header.API = RenderAPIType.D3D11;
EyeTextureData[0].Header.TextureSize = renderTargetSize;
EyeTextureData[0].Header.RenderViewport = EyeViewport[0];
EyeTextureData[0].pTexture = ((SharpDX.Direct3D11.Texture2D)RenderTarget).NativePointer;
EyeTextureData[0].pSRView = ((ShaderResourceView)RenderTarget).NativePointer;
// Right eye holds the same values except for the viewport
EyeTextureData[1] = EyeTextureData[0];
EyeTextureData[1].Header.RenderViewport = EyeViewport[1];
}
protected override async Task LoadContent()
{
await base.LoadContent();
var view = Matrix.LookAtRH(new Vector3(2, 2, 2), new Vector3(0, 0, 0), Vector3.UnitY);
var projection = Matrix.PerspectiveFovRH((float)Math.PI / 4.0f, (float)GraphicsDevice.BackBuffer.Width / GraphicsDevice.BackBuffer.Height, 0.1f, 100.0f);
worldViewProjection = Matrix.Multiply(view, projection);
geometry = GeometricPrimitive.Cube.New(GraphicsDevice);
simpleEffect = new SimpleEffect(GraphicsDevice)
{
Texture = UVTexture
};
// TODO DisposeBy is not working with device reset
offlineTarget0 = Texture2D.New(GraphicsDevice, 512, 512, PixelFormat.R8G8B8A8_UNorm, TextureFlags.ShaderResource | TextureFlags.RenderTarget).DisposeBy(this).ToRenderTarget().DisposeBy(this);
offlineTarget1 = Texture2D.New(GraphicsDevice, 512, 512, PixelFormat.R8G8B8A8_UNorm, TextureFlags.ShaderResource | TextureFlags.RenderTarget).DisposeBy(this).ToRenderTarget().DisposeBy(this);
offlineTarget2 = Texture2D.New(GraphicsDevice, 512, 512, PixelFormat.R8G8B8A8_UNorm, TextureFlags.ShaderResource | TextureFlags.RenderTarget).DisposeBy(this).ToRenderTarget().DisposeBy(this);
depthBuffer = Texture2D.New(GraphicsDevice, 512, 512, PixelFormat.D16_UNorm, TextureFlags.DepthStencil).DisposeBy(this).ToDepthStencilBuffer(false).DisposeBy(this);
width = GraphicsDevice.BackBuffer.Width;
height = GraphicsDevice.BackBuffer.Height;
}
public HolographicGraphicsPresenter(GraphicsDevice device, PresentationParameters presentationParameters, HolographicSpace holographicSpace)
: base(device, presentationParameters)
{
if (GraphicsDevice.RenderTargetViewAllocator.DescriptorHeap.Description.DescriptorCount != BufferCount)
{
GraphicsDevice.RenderTargetViewAllocator.Dispose();
GraphicsDevice.RenderTargetViewAllocator = new DescriptorAllocator(GraphicsDevice, DescriptorHeapType.RenderTargetView, descriptorCount: BufferCount);
}
using (IDXGIDevice dxgiDevice = GraphicsDevice.NativeDirect3D11Device.QueryInterface <IDXGIDevice>())
{
IDirect3DDevice direct3DInteropDevice = Direct3DInterop.CreateDirect3DDevice(dxgiDevice);
HolographicSpace = holographicSpace;
HolographicSpace.SetDirect3D11Device(direct3DInteropDevice);
}
HolographicDisplay = HolographicDisplay.GetDefault();
SpatialStationaryFrameOfReference = HolographicDisplay.SpatialLocator.CreateStationaryFrameOfReferenceAtCurrentLocation();
HolographicFrame = HolographicSpace.CreateNextFrame();
HolographicSurface = HolographicFrame.GetRenderingParameters(HolographicFrame.CurrentPrediction.CameraPoses[0]).Direct3D11BackBuffer;
HolographicBackBuffer = GetHolographicBackBuffer();
renderTarget = CreateRenderTarget();
direct3D11RenderTarget = CreateDirect3D11RenderTarget();
DepthStencilBuffer.Dispose();
DepthStencilBuffer = CreateDepthStencilBuffer();
}
public Lighting(World world)
{
this.world = world;
pSunColor = Shaders.Common.Parameters["vSunColor"];
pSunVector = Shaders.Common.Parameters["vSunVector"];
pAmbientColor = Shaders.Common.Parameters["vAmbientColor"];
pAmbientLight = Shaders.Common.Parameters["fAmbient"];
pNumberOfLights = Shaders.Common.Parameters["iNumLights"];
pSunIntensity = Shaders.Common.Parameters["fSunIntensity"];
pFogColor = Shaders.Common.Parameters["vFogColor"];
//Shaders.Common.Parameters["tCloudShadowMap"].SetValue(world.Game.Content.Load<Texture2D>(@"textures\sky\clouds"));
Random r = new Random();
if (lights[0] == null)
{
for (int i = 0; i < lights.Length; i++)
{
Vector3 color = new Vector3(r.Next(1000) / 1000.0f, r.Next(1000) / 1000.0f, r.Next(1000) / 1000.0f);
lights[i] = new PointLight(Vector3.Zero, color, Shaders.Common.Parameters["lights"].Elements[i]);
}
}
// setup the shadowmap render target
GraphicsDevice g = world.GraphicsDevice;
PresentationParameters pp = world.GraphicsDevice.PresentationParameters;
int shadowWidth = pp.BackBufferWidth;
int shadowHeight = pp.BackBufferHeight;
smapTarget = new RenderTarget2D(g, shadowWidth, shadowHeight, 1, SurfaceFormat.Single);
smapStencilBuffer = new DepthStencilBuffer(g, shadowWidth, shadowHeight, g.DepthStencilBuffer.Format);
}
private void SetOutputInternal(DepthStencilBuffer depthStencilBuffer, params RenderTarget[] views)
{
// TODO: Do we want to handle the output the same way we handle the input textures?
outputDepthStencilBuffer = depthStencilBuffer;
outputRenderTargetView = null;
outputRenderTargetViews = views;
}
private void SetOutputInternal(RenderTarget view, DepthStencilBuffer depthStencilBuffer)
{
// TODO: Do we want to handle the output the same way we handle the input textures?
outputDepthStencilBuffer = depthStencilBuffer;
outputRenderTargetView = view;
outputRenderTargetViews = null;
}
protected virtual void Dispose(bool disposing)
{
if (_disposed)
{
return;
}
if (disposing)
{
if (DepthStencilBuffer != null)
{
DepthStencilBuffer.Dispose();
}
if (RenderTarget != null)
{
RenderTarget.Dispose();
}
if (HMD != null)
{
HMD.Dispose();
}
OVR.Shutdown();
}
_disposed = true;
}
public override void Initialize()
{
var device = DeviceService.DirectXDevice;
if (outputRule == OutputRule.NewRenderTarget)
{
renderTarget = ToDispose(RenderTarget2D.New(device, textureDescription));
renderTarget.DebugName = string.Format("RT2D_{0}", Name);
var depthStencilDesc = new Texture2DDescription()
{
ArraySize = 1,
MipLevels = 1,
BindFlags = BindFlags.DepthStencil,
Format = device.DepthStencilBuffer.Format,
Width = textureDescription.Width,
Height = textureDescription.Height,
SampleDescription = textureDescription.SampleDescription,
CpuAccessFlags = CpuAccessFlags.None,
Usage = ResourceUsage.Default,
OptionFlags = ResourceOptionFlags.None
};
depthStencil = ToDispose(DepthStencilBuffer.New(device, depthStencilDesc));
}
Output = renderTarget;
}
internal void SetGraphicsDevice(GraphicsDevice graphics)
{
//calculate a system wide unique id for the graphics device
#if XBOX360
this.graphicsId = 999;
#else
this.graphicsId = System.Diagnostics.Process.GetCurrentProcess().Id;
#endif
this.screenFormat = graphics.PresentationParameters.BackBufferFormat;
this.depthFormat = graphics.PresentationParameters.EnableAutoDepthStencil ? graphics.PresentationParameters.AutoDepthStencilFormat : DepthFormat.Unknown;
screenMultisample = graphics.PresentationParameters.MultiSampleType;
if (graphics != this.graphics)
{
graphicsIndex++;
}
this.graphicsId ^= graphicsIndex << 16;
this.graphicsId ^= (int)(DateTime.Now.Ticks & 0xFFFF);
//directly accessing graphics.DepthStencilBuffer will memory leak.. so it's only used here
this.defaultDepthStencil = graphics.DepthStencilBuffer;
this.initalised = true;
this.graphics = graphics;
this.windowWidth = graphics.PresentationParameters.BackBufferWidth;
this.windowHeight = graphics.PresentationParameters.BackBufferHeight;
}
public void Draw(GameTime gameTime)
{
ICamera cameraBackup = game.Renderer.Camera;
game.Renderer.Camera = scene.Camera;
game.Graphics.Device.SetRenderTarget(0, renderTarget);
DepthStencilBuffer depthStencilBufferBackup = game.Graphics.Device.DepthStencilBuffer;
if (depthStencilBuffer != null)
{
game.Graphics.Device.DepthStencilBuffer = depthStencilBuffer;
}
game.Graphics.Device.Clear(ClearOptions.DepthBuffer, Color.White, 1.0f, 0);
OnDrawBegin();
scene.Draw(gameTime);
OnDrawEnd();
if (depthStencilBuffer != null)
{
game.Graphics.Device.DepthStencilBuffer = depthStencilBufferBackup;
}
game.Graphics.Device.SetRenderTarget(0, null);
game.Renderer.Camera = cameraBackup;
renderedAtLeastOnce = true;
}
public void Shutdown()
{
DepthStencilView?.Dispose();
DepthStencilView = null;
DepthStencilBuffer?.Dispose();
DepthStencilBuffer = null;
for (int i = 0; i < BUFFER_COUNT; i++)
{
ShaderResourceViewArray[i]?.Dispose();
ShaderResourceViewArray[i] = null;
}
ShaderResourceViewArray = null;
for (int i = 0; i < BUFFER_COUNT; i++)
{
RenderTargetViewArray[i]?.Dispose();
RenderTargetViewArray[i] = null;
}
RenderTargetViewArray = null;
for (int i = 0; i < BUFFER_COUNT; i++)
{
RenderTargetTexture2DArray[i]?.Dispose();
RenderTargetTexture2DArray[i] = null;
}
RenderTargetTexture2DArray = null;
}
public RenderTarget2DAdapter(ICanyonShooterGame game, int width, int height, int numberLevels, SurfaceFormat format, RenderTargetUsage usage, DepthFormat depthFormat)
{
this.game = game;
CreateRenderTarget(format, width, height, numberLevels, usage);
depthStencilBuffer = new DepthStencilBuffer(game.Graphics.Device, width, height, depthFormat, MultiSampleType.None, 0);
}
public void ShutDown()
{
SwapChain?.SetFullscreenState(false, null);
AlphaEnableBlendingState?.Dispose();
AlphaEnableBlendingState = null;
AlphaDisableBlendingState?.Dispose();
AlphaDisableBlendingState = null;
DepthDisabledStencilState?.Dispose();
DepthDisabledStencilState = null;
RasterState?.Dispose();
RasterState = null;
RasterStateNoCulling?.Dispose();
RasterStateNoCulling = null;
RasterStateWirefram?.Dispose();
RasterStateWirefram = null;
DepthStencilView?.Dispose();
DepthStencilView = null;
DepthStencilState?.Dispose();
DepthStencilState = null;
DepthStencilBuffer?.Dispose();
DepthStencilBuffer = null;
RenderTargetView?.Dispose();
RenderTargetView = null;
DeviceContext?.Dispose();
DeviceContext = null;
Device?.Dispose();
Device = null;
SwapChain?.Dispose();
SwapChain = null;
}
public void Render(GraphicsDevice gd)
{
DepthStencilBuffer buff = gd.DepthStencilBuffer;
gd.DepthStencilBuffer = null;
UpdatePartcles(gd);
gd.DepthStencilBuffer = buff;
_renderEffect.Parameters["View"].SetValue(Matrix.Identity);
_renderEffect.Parameters["Projection"].SetValue(_proj);
_renderEffect.Parameters["World"].SetValue(Matrix.Identity);
_renderEffect.Parameters["PositionsTexture"].SetValue(_positions[_currentTargetIn].GetTexture());
_renderEffect.Parameters["ParticleSize"].SetValue(2);
gd.VertexDeclaration = _dec;
_renderEffect.Begin();
gd.RenderState.AlphaBlendEnable = true;
//gd.Clear(Color.Black);
foreach (EffectPass pass in _renderEffect.CurrentTechnique.Passes)
{
pass.Begin();
gd.Textures[0] = _particleTexture;
gd.DrawUserPrimitives(PrimitiveType.PointList, _verts, 0, _maxParticles);
pass.End();
}
_renderEffect.End();
int tmp = _currentTargetOut;
_currentTargetOut = _currentTargetIn;
_currentTargetIn = tmp;
}
/// <summary>
/// Draws the gameplay scene.
/// </summary>
private void DrawGameplayScene()
{
// Render explosions to texture
if (renderTarget != null && stampSpriteList.Count > 0)
{
device.SetRenderTarget(0, renderTarget);
DepthStencilBuffer old = device.DepthStencilBuffer;
device.DepthStencilBuffer = depthStencilBuffer;
spriteBatch.Begin(SpriteBlendMode.None, SpriteSortMode.Deferred, SaveStateMode.None);
DrawTerrain(Model.TerrainTexture);
foreach (StampSprite e in stampSpriteList)
{
spriteBatch.Draw(e.Texture, e.Position, Color.White);
}
stampSpriteList.Clear();
spriteBatch.End();
device.SetRenderTarget(0, null);
device.DepthStencilBuffer = old;
Model.TerrainTexture = renderTarget.GetTexture();
}
device.Clear(backgroundColor);
/* Draw background image */
Rectangle screenRect = new Rectangle(0, 0, device.PresentationParameters.BackBufferWidth,
device.PresentationParameters.BackBufferHeight);
spriteBatch.Begin();
spriteBatch.Draw(Model.BackGround, screenRect, Color.White);
spriteBatch.End();
/* Draw terrain, entities and lines */
spriteBatch.Begin(SpriteBlendMode.AlphaBlend, SpriteSortMode.Deferred, SaveStateMode.None, Camera.Transform);
DrawTerrain(Model.TerrainTexture);
DrawEntities(Model.EntityList);
DrawPlayerInfo(Model.PlayerList);
DrawLines();
spriteBatch.End();
spriteBatch.Begin(SpriteBlendMode.AlphaBlend, SpriteSortMode.Deferred, SaveStateMode.None);
DrawScores(Model.PlayerList);
if (Model.GameOver)
{
//Draw end game and win notice
Color color = ColorFromPlayerIndex(Model.GetWinner());
string gameOver = "Game Over! Player " + Model.GetWinner() + " wins!";
string quit = "Press ESC to go back to the menu.";
Vector2 gameOverSize = Sprites.MenuRegularFont.MeasureString(gameOver);
Vector2 quitSize = Sprites.MenuRegularFont.MeasureString(quit);
spriteBatch.DrawString(Sprites.MenuRegularFont, gameOver, Camera.Position - new Vector2(gameOverSize.X / 2, gameOverSize.Y), color);
spriteBatch.DrawString(Sprites.MenuRegularFont, quit, Camera.Position - new Vector2(quitSize.X / 2, 0), color);
}
spriteBatch.End();
/* Update camera */
UpdateCamera();
}
private void GenerateExplosionMap()
{
GraphicsDevice gd = GraphicsDevice;
DepthStencilBuffer dsb = gd.DepthStencilBuffer;
gd.DepthStencilBuffer = null;
gd.SetRenderTarget(0, _explosionMaps[_currentTargetOut]);
SpriteBatch batch = PrimalDevistation.Instance.Batch;
batch.Begin();
batch.Draw(_explosionMaps[_currentTargetIn].GetTexture(), new Rectangle(0, 0, (int)_size.X, (int)_size.Y), Color.White);
batch.End();
batch.Begin(SpriteBlendMode.AlphaBlend, SpriteSortMode.Immediate, SaveStateMode.SaveState);
Vector2 cam = PrimalDevistation.Instance.Camera.Position;
for (int i = 0; i < _explosions.Count; i++)
{
int size = (int)(_explosions[i].Z);
int hSize = size / 2;
Texture2D tex = _explosionTextures[size];
batch.Draw(tex, new Rectangle((int)(_explosions[i].X - hSize), (int)(_explosions[i].Y - hSize), size, size), Color.White);
}
batch.End();
gd.SetRenderTarget(0, null);
gd.DepthStencilBuffer = dsb;
_explosions.Clear();
int tmp = _currentTargetOut;
_currentTargetOut = _currentTargetIn;
_currentTargetIn = tmp;
}
public void Begin(int backBufferWidth, int backBufferHeight, SurfaceFormat bufferFormat, MultiSampleType multiSampleType)
{
if (renderTarget == null ||
renderTargetWidth != backBufferWidth ||
renderTargetHeight != backBufferHeight)
{
if (renderTarget != null)
{
renderTarget.Dispose();
depthBuffer.Dispose();
}
renderTarget =
new RenderTarget2D(graphicsDevice,
backBufferWidth, backBufferHeight,
1, bufferFormat,
multiSampleType, 0);
depthBuffer =
new DepthStencilBuffer(graphicsDevice,
backBufferWidth, backBufferHeight,
graphicsDevice.DepthStencilBuffer.Format,
multiSampleType, 0);
renderTargetWidth = backBufferWidth;
renderTargetHeight = backBufferHeight;
}
graphicsDevice.SetRenderTarget(0, renderTarget);
savedDepthBuffer = graphicsDevice.DepthStencilBuffer;
graphicsDevice.DepthStencilBuffer = depthBuffer;
}
protected virtual void CreateBuffers()
{
if (_buffersCreated)
{
return;
}
var width = _targetSize.Width;
var height = _targetSize.Height;
/*
* Note that the front buffer doesn't need any multisampling/antialiasing (AA)
* because all rendering is done to the back buffer, which is then copied to
* the front buffer. This works out well because D3DImage can only use AA with
* an IDirect3DDevice9Ex, and XNA only supports IDirect3DDevice9.
*/
var device = Graphics.GraphicsDevice;
if (device == null)
{
return;
}
_frontBuffer = new RenderTarget2D(
device,
width,
height,
1,
device.PresentationParameters.BackBufferFormat,
MultiSampleType.None,
0);
_backBuffer = new RenderTarget2D(
device,
width,
height,
1,
device.PresentationParameters.BackBufferFormat,
device.PresentationParameters.MultiSampleType,
device.PresentationParameters.MultiSampleQuality);
_frontBufferPointer = GetRenderTargetPointer(_frontBuffer);
if (GraphicsOptions.EnableDepthStencil)
{
_depthStencilBuffer = new DepthStencilBuffer(
device,
width,
height,
device.DepthStencilBuffer.Format,
device.DepthStencilBuffer.MultiSampleType,
device.DepthStencilBuffer.MultiSampleQuality);
_deviceDepthStencilBuffer = device.DepthStencilBuffer;
device.DepthStencilBuffer = _depthStencilBuffer;
}
_buffersCreated = true;
}
public void ShutDown()
{
// Before shutting down set to windowed mode or when you release the swap chain it will throw an exception.
SwapChain?.SetFullscreenState(false, null);
// Dispose of all objects.
DepthDisabledStencilState?.Dispose();
DepthDisabledStencilState = null;
RasterState?.Dispose();
RasterState = null;
DepthStencilView?.Dispose();
DepthStencilView = null;
DepthStencilState?.Dispose();
DepthStencilState = null;
DepthStencilBuffer?.Dispose();
DepthStencilBuffer = null;
RenderTargetView?.Dispose();
RenderTargetView = null;
DeviceContext?.Dispose();
DeviceContext = null;
Device?.Dispose();
Device = null;
SwapChain?.Dispose();
SwapChain = null;
}
public RenderTargetState(GraphicsDevice GraphicsDevice, int renderTargetIndex)
{
this.GraphicsDevice = GraphicsDevice;
RenderTarget = (RenderTarget2D)GraphicsDevice.GetRenderTarget(renderTargetIndex);
DepthBuffer = GraphicsDevice.DepthStencilBuffer;
CreatedBuffers = false;
}
/// <summary>
/// Event handler called when the graphics device is reset
/// </summary>
/// <param name="sender">unused</param>
/// <param name="e">unused</param>
private void CreateDepthBuffer(object sender, EventArgs e)
{
int bbw = mGraphics.GraphicsDevice.PresentationParameters.BackBufferWidth;
int bbh = mGraphics.GraphicsDevice.PresentationParameters.BackBufferHeight;
mDepthBuffer = new DepthStencilBuffer(mGraphics.GraphicsDevice, bbw, bbh,
mGraphics.GraphicsDevice.DepthStencilBuffer.Format);
}
/// <summary>
/// Sets the render target outputs.
/// </summary>
/// <param name="depthStencilBuffer">The depth stencil buffer.</param>
/// <param name="views">The render target output views.</param>
/// <returns>PostEffectBase.</returns>
/// <exception cref="System.ArgumentNullException">views</exception>
public void SetOutput(DepthStencilBuffer depthStencilBuffer, params RenderTarget[] views)
{
if (views == null)
{
throw new ArgumentNullException("views");
}
SetOutputInternal(depthStencilBuffer, views);
}
/// <summary>
/// This is where it all happens. Grabs a scene that has already been rendered,
/// and uses postprocess magic to add a glowing bloom effect over the top of it.
/// </summary>
public override void Draw(GameTime gameTime)
{
DepthStencilBuffer oldBuffer = GraphicsDevice.DepthStencilBuffer;
GraphicsDevice.DepthStencilBuffer = null;
// Resolve the scene into a texture, so we can
// use it as input data for the bloom processing.
GraphicsDevice.ResolveBackBuffer(resolveTarget);
// Pass 1: draw the scene into rendertarget 1, using a
// shader that extracts only the brightest parts of the image.
bloomExtractEffect.Parameters["BloomThreshold"].SetValue(
Settings.BloomThreshold);
DrawFullscreenQuad(resolveTarget, renderTarget1,
bloomExtractEffect,
IntermediateBuffer.PreBloom);
// Pass 2: draw from rendertarget 1 into rendertarget 2,
// using a shader to apply a horizontal gaussian blur filter.
SetBlurEffectParameters(1.0f / (float)renderTarget1.Width, 0);
DrawFullscreenQuad(renderTarget1.GetTexture(), renderTarget2,
gaussianBlurEffect,
IntermediateBuffer.BlurredHorizontally);
// Pass 3: draw from rendertarget 2 back into rendertarget 1,
// using a shader to apply a vertical gaussian blur filter.
SetBlurEffectParameters(0, 1.0f / (float)renderTarget1.Height);
DrawFullscreenQuad(renderTarget2.GetTexture(), renderTarget1,
gaussianBlurEffect,
IntermediateBuffer.BlurredBothWays);
// Pass 4: draw both rendertarget 1 and the original scene
// image back into the main backbuffer, using a shader that
// combines them to produce the final bloomed result.
GraphicsDevice.SetRenderTarget(0, null);
EffectParameterCollection parameters = bloomCombineEffect.Parameters;
parameters["BloomIntensity"].SetValue(Settings.BloomIntensity);
parameters["BaseIntensity"].SetValue(Settings.BaseIntensity);
parameters["BloomSaturation"].SetValue(Settings.BloomSaturation);
parameters["BaseSaturation"].SetValue(Settings.BaseSaturation);
GraphicsDevice.Textures[1] = resolveTarget;
Viewport viewport = GraphicsDevice.Viewport;
DrawFullscreenQuad(renderTarget1.GetTexture(),
viewport.Width, viewport.Height,
bloomCombineEffect,
IntermediateBuffer.FinalResult);
GraphicsDevice.DepthStencilBuffer = oldBuffer;
}
/**
* DrawableGameComponent
*/
public override void LoadContent()
{
heightmap = ResourceMgr.Instance.Game.Content.Load <Texture2D>("Ice/height_map");
buildGeometry();
vertex_buffer = new VertexBuffer(ResourceMgr.Instance.Game.GraphicsDevice, VertexCount * VertexData.SizeInBytes, BufferUsage.WriteOnly);
vertex_buffer.SetData(vertex_data);
index_buffer = new IndexBuffer(ResourceMgr.Instance.Game.GraphicsDevice, typeof(short), IndexCount, BufferUsage.WriteOnly);
index_buffer.SetData(vertex_indices);
vertex_declaration = new VertexDeclaration(ResourceMgr.Instance.Game.GraphicsDevice, VertexData.VertexElements);
particle_vertex_declaration = new VertexDeclaration(ResourceMgr.Instance.Game.GraphicsDevice, ParticleData.VertexElements);
effect = ResourceMgr.Instance.Game.Content.Load <Effect>("Ice/Ice");
effect.Parameters["low_color"].SetValue(low_color);
effect.Parameters["high_color"].SetValue(high_color);
effect.Parameters["height_scale"].SetValue(height_scale);
temporaryRT = new RenderTarget2D(ResourceMgr.Instance.Game.GraphicsDevice, particle_count, particle_count, 1, SurfaceFormat.Vector4,
ResourceMgr.Instance.Game.GraphicsDevice.PresentationParameters.MultiSampleType, 0);
positionRT = new RenderTarget2D(ResourceMgr.Instance.Game.GraphicsDevice, particle_count, particle_count, 1, SurfaceFormat.Vector4,
ResourceMgr.Instance.Game.GraphicsDevice.PresentationParameters.MultiSampleType, 0);
velocityRT = new RenderTarget2D(ResourceMgr.Instance.Game.GraphicsDevice, particle_count, particle_count, 1, SurfaceFormat.Vector4,
ResourceMgr.Instance.Game.GraphicsDevice.PresentationParameters.MultiSampleType, 0);
simulationDepthBuffer = new DepthStencilBuffer(ResourceMgr.Instance.Game.GraphicsDevice, particle_count, particle_count, ResourceMgr.Instance.Game.GraphicsDevice.DepthStencilBuffer.Format,
ResourceMgr.Instance.Game.GraphicsDevice.PresentationParameters.MultiSampleType, 0);
spriteBatch = new SpriteBatch(ResourceMgr.Instance.Game.GraphicsDevice);
physics_effect = ResourceMgr.Instance.Game.Content.Load <Effect>("Ice/SnowPhysics");
physics_effect.Parameters["windStrength"].SetValue(1.0f * 5.0f);
physics_effect.Parameters["windDirection"].SetValue(new Vector4(-0.5f, -2.0f, 0.1f, 0.0f));
Random rand = new Random();
random_texture = new Texture2D(ResourceMgr.Instance.Game.GraphicsDevice, particle_count, particle_count, 1, TextureUsage.None, SurfaceFormat.Vector4);
Vector4[] pointsarray = new Vector4[particle_count * particle_count];
for (int i = 0; i < particle_count * particle_count; i++)
{
pointsarray[i] = new Vector4();
pointsarray[i].X = (float)rand.NextDouble() - 0.5f;
pointsarray[i].Y = (float)rand.NextDouble() - 0.5f;
pointsarray[i].Z = (float)rand.NextDouble() - 0.5f;
pointsarray[i].W = (float)rand.NextDouble() - 0.5f;
}
random_texture.SetData <Vector4>(pointsarray);
snow_effect = ResourceMgr.Instance.Game.Content.Load <Effect>("Ice/SnowPointSprite");
snow_effect.Parameters["sprite_map"].SetValue(ResourceMgr.Instance.Game.Content.Load <Texture2D>("Ice/snow"));
reset_physics = true;
base.LoadContent();
}
/// <summary>
/// Creates full view render targets on demand.
/// </summary>
public void CreateFullViewRenderTarget()
{
// TODO: check previous status to dispose the rendertarget?
if (textureCube != null)
{
RenderTarget = textureCube.ToRenderTarget(ViewType.Full, 0, 0);
DepthStencil = Texture2D.New(textureCube.GraphicsDevice, Size, Size, PixelFormat.D24_UNorm_S8_UInt, TextureFlags.DepthStencil, 6).ToDepthStencilBuffer(false);
}
}
/// <summary>
/// Sets the render target output.
/// </summary>
/// <param name="view">The render target output view.</param>
/// <param name="depthStencilBuffer">The depth stencil buffer.</param>
/// <exception cref="System.ArgumentNullException">view</exception>
public void SetOutput(RenderTarget view, DepthStencilBuffer depthStencilBuffer = null)
{
if (view == null)
{
throw new ArgumentNullException("view");
}
SetOutputInternal(view, depthStencilBuffer);
}
