public bool AttachShader(GlShader shader)
{
if (Id < 0 ||
shader == null ||
shader.Id < 0)
{
Message = "AttachShader: invalid program or shader.";
Status = 0;
return(false);
}
GlShader old;
shaders.TryGetValue(shader.Type, out old);
if (old != null)
{
GL.DetachShader(Id, old.Id);
old.Dispose();
}
GL.AttachShader(Id, shader.Id);
// ??? How to test if everything went well ???
Status = 1;
Message = GL.GetProgramInfoLog(Id);
shaders[shader.Type] = shader;
return(true);
}
public GlShaderInfo(ShaderType st, string source, string hint = null)
{
type = st;
sourceFile = source;
hintDir = hint;
shader = null;
}
public void Destroy()
{
if (shader != null)
{
shader.Dispose();
shader = null;
}
}
public bool Compile()
{
shader = new GlShader();
if (!shader.CompileShader(type, sourceFile, hintDir))
{
Util.LogFormat("{0} compile error: {1} .. giving up", type.ToString(), shader.Message);
shader.Dispose();
shader = null;
return(false);
}
return(true);
}