public static void Draw(ShaderProgram shader, int textureID)
{
Init();
GL.MatrixMode(MatrixMode.Modelview);
GL.LoadIdentity();
GL.ActiveTexture(TextureUnit.Texture1);
GL.BindTexture(TextureTarget.Texture2D, textureID);
shader.SetInt("screenTexture", 1);
GL.Enable(EnableCap.CullFace);
GL.Enable(EnableCap.DepthTest);
GL.CullFace(CullFaceMode.Back);
vao.Enable(shader);
vao.Use();
GL.DrawArrays(PrimitiveType.TriangleStrip, 0, Length);
}
public void Draw(GLContext control, Pass pass, Vector4 sphereColor, Vector4 pickingColor, bool forceUpdate)
{
if (pass == Pass.TRANSPARENT)
{
return;
}
Init(forceUpdate);
if (Length == 0)
{
return;
}
GL.LineWidth(5f);
var shader = GlobalShaders.GetShader("BASIC");
control.CurrentShader = shader;
shader.SetMatrix4x4("mtxMdl", ref Transform);
if (pass == Pass.OPAQUE)
{
shader.SetVector4("color", sphereColor);
vao.Enable(control.CurrentShader);
vao.Use();
GL.DrawElements(BeginMode.Lines, Indices.Length, DrawElementsType.UnsignedInt, 0);
}
else
{
shader.SetVector4("color", pickingColor);
vao.Enable(control.CurrentShader);
vao.Use();
GL.DrawElements(BeginMode.Lines, Indices.Length, DrawElementsType.UnsignedInt, 0);
}
GL.LineWidth(1f);
}
