/// <summary>
/// This is called when the game should draw itself.
/// </summary>
/// <param name="gameTime">Provides a snapshot of timing values.</param>
protected override void Draw(GameTime gameTime)
{
model = dragon;
modelWorld = dragonWorld;
var depthState = new DepthStencilState();
depthState.DepthBufferEnable = true;
depthState.DepthBufferWriteEnable = true;
GraphicsDevice.DepthStencilState = depthState;
GraphicsDevice.SetRenderTarget(normalOut);
GraphicsDevice.Clear(Color.Black);
depthEffect.CurrentTechnique = depthEffect.Techniques["WorldPos"];
depthEffect.Parameters["modelToWorld"].SetValue(modelWorld);
depthEffect.Parameters["modelToWorldNormal"].SetValue(Matrix.Transpose(Matrix.Invert(modelWorld)));
depthEffect.Parameters["eyeToClip"].SetValue(cam.GetViewProjection());
depthEffect.Parameters["eye"].SetValue(cam.GetEye());
depthEffect.Parameters["forward"].SetValue(cam.GetForward());
model.Draw(depthEffect);
GraphicsDevice.SetRenderTarget(depthOut);
GraphicsDevice.Clear(Color.Black);
depthEffect.CurrentTechnique = depthEffect.Techniques["DepthPlusNormal"];
depthEffect.Parameters["modelToWorld"].SetValue(modelWorld);
depthEffect.Parameters["modelToWorldNormal"].SetValue(Matrix.Transpose(Matrix.Invert(modelWorld)));
depthEffect.Parameters["eyeToClip"].SetValue(cam.GetViewProjection());
depthEffect.Parameters["eye"].SetValue(cam.GetEye());
depthEffect.Parameters["forward"].SetValue(cam.GetForward());
model.Draw(depthEffect);
GraphicsDevice.SetRenderTarget(noiseOut);
if (recorder.IsRecording() && iFrame % 3 == 0)
recorder.RecordFrame(depthOut, cam.GetView());
GraphicsDevice.Clear(Color.Black);
billboardEffect.CurrentTechnique = billboardEffect.Techniques["AddNoise"];
billboardEffect.Parameters["depth"].SetValue(depthOut);
billboardEffect.Parameters["normal"].SetValue(normalOut);
billboardEffect.Parameters["iFrame"].SetValue(iFrame);
billboardEffect.Parameters["eye"].SetValue(cam.GetEye());
billboardEffect.Parameters["forward"].SetValue(cam.GetForward());
billboard.Draw(billboardEffect);
GraphicsDevice.SetRenderTarget(medianOut);
GraphicsDevice.Clear(Color.Black);
billboardEffect.CurrentTechnique = billboardEffect.Techniques["ComputeMedian"];
billboardEffect.Parameters["depth"].SetValue(noiseOut);
billboard.Draw(billboardEffect);
GraphicsDevice.SetRenderTarget(null);
#if false
GraphicsDevice.Clear(Color.Black);
billboardEffect.CurrentTechnique = billboardEffect.Techniques["Depth2Color"];
billboardEffect.Parameters["depth"].SetValue(medianOut);
billboardEffect.Parameters["eye"].SetValue(cam.GetEye());
billboardEffect.Parameters["forward"].SetValue(cam.GetForward());
billboard.Draw(billboardEffect);
#else
if (iFrame == 0)
{
double bestE = double.MaxValue;
float a = 0.0f;
float b = 10.0f;
float step = 1.0f;
for (int i = 0; i < 3; i++)
{
float minD = a;
for (; minD < b; minD += step)
{
medianOut.GetData<Vector4>(tmpPCL);
pcl.Integrate(tmpPCL, cam.GetViewProjection(), cam.GetEye(), minD);
depthOut.GetData<Vector4>(tmpPCL);
double e = pcl.MSE(tmpPCL, cam.GetViewProjection(), cam.GetEye());
pcl.Clear();
if (e < bestE)
{
bestE = e;
bestD = minD;
}
}
a = MathHelper.Max(0.0f, bestD - 0.5f * step);
b = a + step;
step /= 10;
}
}
medianOut.GetData<Vector4>(tmpPCL);
pcl.Integrate(tmpPCL, cam.GetViewProjection(), cam.GetEye(), bestD);
depthOut.GetData<Vector4>(tmpPCL);
double mse = pcl.MSE(tmpPCL, cam.GetViewProjection(), cam.GetEye());
render.Render(pcl, cam.GetViewProjection(), cam.GetEye(), cam.GetForward(), rgba);
rgbaTex.SetData<Vector4>(rgba);
GraphicsDevice.SetRenderTarget(null);
GraphicsDevice.Clear(Color.Black);
billboardEffect.CurrentTechnique = billboardEffect.Techniques["RenderTex"];
billboardEffect.Parameters["color"].SetValue(rgbaTex);
billboard.Draw(billboardEffect);
#endif
//if (iFrame > 100)
cam.Orbit();
debugInfo.Begin(SpriteSortMode.Deferred, BlendState.Opaque);
debugInfo.DrawString(debugInfoFont, bestD.ToString(), new Vector2(10, 10), Color.White);
debugInfo.End();
base.Draw(gameTime);
iFrame++;
}
/// <summary>
/// LoadContent will be called once per game and is the place to load
/// all of your content.
/// </summary>
protected override void LoadContent()
{
depthEffect = Content.Load<Effect>("Depth");
billboardEffect = Content.Load<Effect>("billboardViz");
temple = new AnimatedFBX
(
Content,
"house"
);
templeWorld = Matrix.CreateScale(0.075f) * Matrix.CreateTranslation(0.0f, -0.75f, -0.37f) * Matrix.CreateRotationY(-0.3f);
f15 = new AnimatedFBX
(
Content,
"f15"
);
f15World = Matrix.CreateScale(0.0015f) * Matrix.CreateTranslation(new Vector3(0.0f, -0.3f, 0.0f)) * Matrix.CreateRotationY(1.3f);
dragon = new AnimatedFBX
(
Content,
"dragon"
);
dragonWorld = Matrix.CreateScale(0.05f) * Matrix.CreateRotationX(-MathHelper.PiOver2) * Matrix.CreateRotationY(-0.8f) * Matrix.CreateTranslation(new Vector3(0.0f, -0.8f, 0.0f));
billboard = new AnimatedFBX
(
Content,
"billboard"
);
debugInfoFont = Content.Load<SpriteFont>("SpriteFont1");
}