private void InitVertexes(OpenGL gl, UnmanagedArray <Vertex> vertexes, UnmanagedArray <ColorF> colorArray, UnmanagedArray <float> visibles)
{
uint[] vao = new uint[1];
gl.GenVertexArrays(vao.Length, vao);
gl.BindVertexArray(vao[0]);
this.vertexArrayObject = vao[0];
uint[] vboVertex = new uint[1];
gl.GenBuffers(vboVertex.Length, vboVertex);
gl.BindBuffer(OpenGL.GL_ARRAY_BUFFER, vboVertex[0]);
gl.BufferData(OpenGL.GL_ARRAY_BUFFER, vertexes.ByteLength, vertexes.Header, OpenGL.GL_STATIC_DRAW);
gl.VertexAttribPointer(ATTRIB_INDEX_POSITION, 3, OpenGL.GL_FLOAT, false, 0, IntPtr.Zero);
gl.EnableVertexAttribArray(ATTRIB_INDEX_POSITION);
this.vertexsBufferObject = vboVertex[0];
uint[] vboColor = new uint[1];
gl.GenBuffers(vboColor.Length, vboColor);
gl.BindBuffer(OpenGL.GL_ARRAY_BUFFER, vboColor[0]);
gl.BufferData(OpenGL.GL_ARRAY_BUFFER, colorArray.ByteLength, colorArray.Header, OpenGL.GL_DYNAMIC_DRAW);
gl.VertexAttribPointer(ATTRIB_INDEX_COLOUR, 4, OpenGL.GL_FLOAT, false, 0, IntPtr.Zero);
gl.EnableVertexAttribArray(ATTRIB_INDEX_COLOUR);
this.colorsBufferObject = vboColor[0];
uint[] vboVisual = new uint[1];
gl.GenBuffers(vboVisual.Length, vboVisual);
gl.BindBuffer(OpenGL.GL_ARRAY_BUFFER, vboVisual[0]);
gl.BufferData(OpenGL.GL_ARRAY_BUFFER, visibles.ByteLength, visibles.Header, OpenGL.GL_DYNAMIC_READ);
gl.VertexAttribPointer(ATTRIB_INDEX_VISIBLE, 1, OpenGL.GL_FLOAT, false, 0, IntPtr.Zero);
gl.EnableVertexAttribArray(ATTRIB_INDEX_VISIBLE);
this.visiblesBufferObject = vboVisual[0];
gl.BindVertexArray(0);
}
