OpenGL Insights

598 VII Software Design

respectively, on the current ARRAY BUFFER and ELEMENT ARRAY BUFFER bind-

ing. In a similar way, the bindTexture() function operates in the currently active

texture unit; an overridden version of it is exposed by the extension, allowing the

programmer to directly specify the target texture unit.

Before committing ourselves to the discussed implementation, we have also tried

a different strategy: binding the object involved in the DSA call, executing the edit

function, and recording in a fix table that the user-bound object must be restored.

All native functions that rely on current binding have been hijacked to execute the

neede ...