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));
}