View difference between Paste ID: <a href="/ALrLttCi">ALrLttCi</a> and <a href="/zLMjuKmp">zLMjuKmp</a>

Screenshots: http://imageupper.com/g/?S020001008V14036287812408235
1		Screenshots: http://imageupper.com/g/?S020001008V14036287812408235
2		First screenshot is just with Blinn-Phong shading, the second screenshot is the occlusion map and the third screenshot is the result of applying the shader to the second image with the parameters you suggested.
3
4		public override void Draw(GameTime gameTime, SpriteBatch spriteBatch)
5		{
6		base.Draw(gameTime, spriteBatch);
7
8		GraphicsDevice.SetRenderTarget(renderTargetA);
9		GraphicsDevice.Clear(ClearOptions.Target \| ClearOptions.DepthBuffer, Color.Black, 1.0f, 0);
10
11		Material material = new Material();
12		material.DiffuseColor = Color.Red;
13		material.AmbientColor = Color.Red;
14		material.AmbientIntensity = 0.2f;
15		material.SpecularColor = Color.White;
16		material.SpecularIntensity = 2.0f;
17		material.SpecularPower = 25.0f;
18
19		#region Billboard
20		GraphicsDevice.DepthStencilState = DepthStencilState.None;
21
22		Matrix billboardMatrix = Matrix.CreateBillboard(lightPositions[0], camera.Eye, camera.Up, camera.Focus - camera.Eye);
23
24		this.camera.SetEffectParameters(billboard);
25		billboard.Parameters["World"].SetValue(world * billboardMatrix);
26		billboard.Parameters["Tex"].SetValue(lightTexture);
27		billboard.CurrentTechnique = billboard.Techniques["Technique1"];
28
29		foreach (EffectPass pass in billboard.CurrentTechnique.Passes)
30		{
31		pass.Apply();
32		this.GraphicsDevice.DrawUserIndexedPrimitives<VertexPositionNormalTexture>(PrimitiveType.TriangleList, lightQuad.QuadVertices, 0, lightQuad.QuadVertices.Length, lightQuad.QuadIndices, 0, lightQuad.QuadIndices.Length / 3);
33		}
34
35		GraphicsDevice.DepthStencilState = DepthStencilState.Default;
36		#endregion
37
38		#region OcclusionMap
39		Effect tempEffect;
40		foreach (ModelData m in models)
41		{
42		tempEffect = m.Model.Meshes[0].MeshParts[0].Effect;
43		m.Model.Meshes[0].MeshParts[0].Effect = occlusion;
44
45		ModelMesh mesh = m.Model.Meshes[0];
46
47		occlusion.CurrentTechnique = occlusion.Techniques["Technique1"];
48		this.camera.SetEffectParameters(occlusion);
49		occlusion.Parameters["World"].SetValue(world * m.Transform);
50
51		mesh.Draw();
52
53		m.Model.Meshes[0].MeshParts[0].Effect = tempEffect;
54		}
55		#endregion
56
57		#region PostProcessing
58		GraphicsDevice.SetRenderTarget(null);
59		GraphicsDevice.Clear(ClearOptions.Target \| ClearOptions.DepthBuffer, Color.Black, 1.0f, 0);
60
61		Matrix projection = Matrix.CreateOrthographicOffCenter(0,
62		GraphicsDevice.Viewport.Width, GraphicsDevice.Viewport.Height, 0, 0, 1);
63		Matrix halfPixelOffset = Matrix.CreateTranslation(-0.5f, -0.5f, 0);
64		postProcessing.Parameters["MatrixTransform"].SetValue(halfPixelOffset * projection);
65
66		postProcessing.CurrentTechnique = postProcessing.Techniques["Godrays"];
67		Vector3 lightPosition = Vector3.Transform(lightPositions[0], world * camera.ViewMatrix * camera.ProjectionMatrix);
68		postProcessing.Parameters["lightPosition"].SetValue(new Vector2(lightPosition.X, lightPosition.Y));
69		postProcessing.Parameters["Tex"].SetValue(renderTargetA);
70		postProcessing.Parameters["exposure"].SetValue(0.2f);
71		postProcessing.Parameters["decay"].SetValue(0.999f);
72		postProcessing.Parameters["weight"].SetValue(0.2f);
73		postProcessing.Parameters["density"].SetValue(0.9f);
74
75		spriteBatch.Begin(SpriteSortMode.Deferred, BlendState.Additive, SamplerState.PointWrap, DepthStencilState.Default, RasterizerState.CullNone, postProcessing);
76		spriteBatch.Draw(renderTargetA, new Rectangle(spriteBatch.GraphicsDevice.Viewport.X, spriteBatch.GraphicsDevice.Viewport.Y, spriteBatch.GraphicsDevice.Viewport.Width, spriteBatch.GraphicsDevice.Viewport.Height), Color.White);
77		spriteBatch.End();
78
79		GraphicsDevice.BlendState = BlendState.Opaque;
80		GraphicsDevice.DepthStencilState = DepthStencilState.Default;
81		GraphicsDevice.SamplerStates[0] = SamplerState.LinearWrap;
82		#endregion
83
84		#region BlinnPhong
85		GraphicsDevice.SetRenderTarget(renderTargetB);
86		GraphicsDevice.Clear(ClearOptions.Target \| ClearOptions.DepthBuffer, Color.Black, 1.0f, 0);
87
88		foreach (ModelData m in models)
89		{
90		ModelMesh mesh = m.Model.Meshes[0];
91		Effect e = mesh.Effects[0];
92
93		e.CurrentTechnique = e.Techniques[m.Technique];
94		material.SetEffectParameters(e);
95		this.camera.SetEffectParameters(e);
96		e.Parameters["World"].SetValue(world * m.Transform);
97		e.Parameters["WorldInverseTransposed"].SetValue(Matrix.Transpose(Matrix.Invert(world * m.Transform)));
98		e.Parameters["CameraEye"].SetValue(new Vector4(this.camera.Eye, 0));
99		// TODO: LightSource Color + Intensity
100		e.Parameters["LightSources"].SetValue(lightPositions);
101
102		mesh.Draw();
103		}
104		#endregion
105
106		#region Drawing
107		GraphicsDevice.SetRenderTarget(null);
108		GraphicsDevice.Clear(ClearOptions.Target \| ClearOptions.DepthBuffer, Color.Black, 1.0f, 0);
109
110		spriteBatch.Begin(SpriteSortMode.Deferred, BlendState.Additive);
111		spriteBatch.Draw(renderTargetB, new Rectangle(spriteBatch.GraphicsDevice.Viewport.X, spriteBatch.GraphicsDevice.Viewport.Y, spriteBatch.GraphicsDevice.Viewport.Width, spriteBatch.GraphicsDevice.Viewport.Height), Color.White);
112		spriteBatch.End();
113
114		GraphicsDevice.BlendState = BlendState.Opaque;
115		GraphicsDevice.DepthStencilState = DepthStencilState.Default;
116		GraphicsDevice.SamplerStates[0] = SamplerState.LinearWrap;
117		#endregion
118		}