/// <summary> Called by render list and executes the operation </summary>
public override void Execute(GLMatrixCalc c)
{
if (QueryBuffer != null)
{
QueryBuffer.BindQuery();
}
GL.BeginQueryIndexed(Target, Index, Id);
GLStatics.Check();
}
public virtual void Begin()
{
using (Context.Lock())
if (Indexed)
{
GL.BeginQueryIndexed(Target, Index, Id);
}
else
{
GL.BeginQuery(Target, Id);
}
}
/// <summary>
/// Begins the given query name.
/// </summary>
/// <param name="mapping">The query name to begin.</param>
/// <param name="target">The query target to capture.</param>
public void Begin(T mapping, QueryTarget target)
{
var map = _queries[mapping];
if (map.Active)
{
throw new QueryException(string.Format("Query already active: {0} {1}", target, mapping));
}
map.Active = true;
map.Target = target;
map.Index = AcquireIndex(target);
GL.BeginQueryIndexed(target, map.Index, map.Handle);
}