private void AddData(OpenGL gl) { NTMBufferGroup group = new NTMBufferGroup(gl); var verts = MyTrefoilKnot.Vertices.SelectMany(x => x.to_array()).ToArray(); var normals = MyTrefoilKnot.Normals.SelectMany(x => x.to_array()).ToArray(); group.BufferData(gl, MyTrefoilKnot.Indices, verts, normals, new Material[] { new Material(new ColorF(150, 150, 50, 50), new ColorF(255, 10, 100, 10), new ColorF(255, 225, 225, 225), null, 100f) }); group.PrepareVAO(gl, NtmProgram); NtmProgram.AddBufferGroup(group); NTMBufferGroup groupCube = new NTMBufferGroup(gl); var vertsCube = FlatShadedCube.Vertices.SelectMany(x => x.to_array()).ToArray(); var normalsCube = FlatShadedCube.Normals.SelectMany(x => x.to_array()).ToArray(); groupCube.BufferData(gl, FlatShadedCube.Indices, vertsCube, normalsCube, new Material[] { new Material(new ColorF(0.5f, 0.3f, 1, 0), new ColorF(1f, 1f, 0.5f, 0), new ColorF(1f, 1, 0, 1), null, 100f) }); groupCube.PrepareVAO(gl, NtmProgram); NtmProgram.AddBufferGroup(groupCube); }
public void Draw(object sender, OpenGLEventArgs args) { GL.Clear(OpenGL.GL_COLOR_BUFFER_BIT | OpenGL.GL_DEPTH_BUFFER_BIT); // Add gradient background. SetVerticalGradientBackground(GL, new ColorF(255, 146, 134, 188), new ColorF(1f, 0, 1, 0)); NtmProgram.BindAll(GL); }