public GroundDisk(ContentRegister content, MaterialLightCollection lights, float radius) { this.radius = radius; int vertexCount = 256; var indices = new List<int>(); //create the vertices. Note the DiskVertex() constructor takes an angle/size var verts = new DiskVertex[vertexCount]; for (int i = 0; i < vertexCount; i++) { verts[i] = new DiskVertex((i / (float)(vertexCount - 1)) * MathHelper.TwoPi, radius, 0.05f); if (i != 0) //add the tirangle indices { indices.Add(0); indices.Add(i - 1); indices.Add(i); } } //create the vertex buffer this.vertices = new Vertices<DiskVertex>(verts); this.indices = new Indices<int>(indices); //create the custom material for this geometry //the light collection has been passed into the constructor, although it //could easily be changed later (by changing material.Lights) this.Material = new MaterialShader(lights); //give the disk really bright specular for effect Material.SpecularColour = new Vector3(1,1,1); Material.DiffuseColour = new Vector3(0.6f, 0.6f, 0.6f); Material.SpecularPower = 64; //setup the texture samples to use high quality anisotropic filtering //the textures are assigned in LoadContent Material.Textures = new MaterialTextures(); Material.Textures.TextureMapSampler = TextureSamplerState.AnisotropicHighFiltering; Material.Textures.NormalMapSampler = TextureSamplerState.AnisotropicLowFiltering; //load the textures for this material content.Add(this); }
public GroundDisk(ContentRegister content, MaterialLightCollection lights, float radius) { this.radius = radius; int vertexCount = 256; //create the vertices. Note the DiskVertex() constructor takes an angle/size DiskVertex[] verts = new DiskVertex[vertexCount]; for (int i = 0; i < vertexCount; i++) { verts[i] = new DiskVertex((i / (float)(vertexCount - 1)) * MathHelper.TwoPi, radius, 0.05f); } //create the vertex buffer this.vertices = new Vertices <DiskVertex>(verts); //create the custom material for this geometry //the light collection has been passed into the constructor, although it //could easily be changed later (by changing material.Lights) this.material = new MaterialShader(lights); //By default, per-pixel lighting in the material shader does not do //specular reflection. This is because specular nearly triples the //complexity of the lighting calculation - which makes rendering slower //and reduces the maximum number of per-pixel lights supported from 4 to 2. material.UsePerPixelSpecular = true; //give the disk really bright specular for effect material.SpecularColour = new Vector3(1, 1, 1); material.DiffuseColour = new Vector3(0.6f, 0.6f, 0.6f); material.SpecularPower = 64; //setup the texture samples to use high quality anisotropic filtering material.TextureMapSampler = TextureSamplerState.AnisotropicHighFiltering; material.NormalMapSampler = TextureSamplerState.AnisotropicLowFiltering; //load the textures for this material content.Add(this); }