public Axis(Shader shader)
: base()
{
this.shader = shader;
this.geometry = new VertexArray(PrimitiveType.Lines);
geometry.CreateBuffer("vertex").BufferData<Byte3>(ref vertexData);
geometry.CreateBuffer("colors").BufferData<byte>(ref colorData);
geometry.AddPointer("vertex", new VertexAttribute(shader, "vPosition", VertexAttribPointerType.UnsignedByte, 3, 0, false));
geometry.AddPointer("colors", new VertexAttribute(shader, "vColor", VertexAttribPointerType.UnsignedByte, 4, 0, true));
}
public Model Assemble()
{
if (vertexNormals.Count == 0)
calculateNormals();
Vector3[] vertexData = verticies.ToArray();
Vector3[] normals = vertexNormals.ToArray();
Byte3[] colors = new Byte3[vertexData.Length];
ushort[] indices = new ushort[faces.Count * 3];
Byte3 color = new Byte3(45, 35, 200);
for(int i = 0; i < colors.Length; i++)
colors[i] = color;
int j = 0;
foreach(UInt3 f in faces) {
indices[j++] = (ushort)(f.Z - 1);
indices[j++] = (ushort)(f.Y - 1);
indices[j++] = (ushort)(f.X - 1);
}
VertexArray mesh = new VertexArray();
mesh.CreateBuffer("vertex").BufferData<Vector3>(ref vertexData);
mesh.CreateBuffer("normal").BufferData<Vector3>(ref normals);
mesh.CreateBuffer("colors").BufferData<Byte3>(ref colors);
mesh.CreateBuffer("index", BufferTarget.ElementArrayBuffer).BufferData<ushort>(ref indices);
Model model = new Model(faces.Count, mesh);
mesh.AddPointer("vertex",
new VertexAttribute(model.Shader, "vPosition", VertexAttribPointerType.Float, 3, 0, false));
mesh.AddPointer("colors",
new VertexAttribute(model.Shader, "vColor", VertexAttribPointerType.UnsignedByte, 3, 0, true));
mesh.AddPointer("normal",
new VertexAttribute(model.Shader, "vNormal", VertexAttribPointerType.Float, 3, 0, false));
return model;
}
public Voxel(Shader shader)
: base()
{
this.shader = shader;
geometry = new VertexArray(PrimitiveType.Triangles);
vertex = geometry.CreateBuffer("vertex", BufferTarget.ArrayBuffer);
colors = geometry.CreateBuffer("colors", BufferTarget.ArrayBuffer);
normal = geometry.CreateBuffer("normal", BufferTarget.ArrayBuffer);
Byte3[] colorData = ColorData(new Byte3(255, 0, 0), new Byte3(0, 255, 255),
new Byte3(0, 255, 0), new Byte3(255, 0, 255),
new Byte3(0, 0, 255), new Byte3(255, 255, 0));
vertex.BufferData<Byte3>(ref vertexData);
colors.BufferData<Byte3>(ref colorData);
normal.BufferData<SByte3>(ref normalData);
geometry.AddPointer("vertex", new VertexAttribute(this.shader, "vPosition", VertexAttribPointerType.UnsignedByte, 3, 0, false));
geometry.AddPointer("colors", new VertexAttribute(this.shader, "vColor", VertexAttribPointerType.UnsignedByte, 3, 0, true));
geometry.AddPointer("normal", new VertexAttribute(this.shader, "vNormal", VertexAttribPointerType.Byte, 3, 0, true));
}