Roland Scheidegger wrote:
Jerome Glisse wrote:
According to fragment program extension, TEX, TXP, ... should
give you the right A value (Ap depending on which texture unit
you are using).
That's not how I read that. TEX,TXP,... refer to texture sampling
only, there is no thing as previous
Brian Paul wrote:
Well, if my theory is sound, then the glean pixelFormats test is wrong.
I don't think the test is wrong as-is. It's just that GL_COMBINE mode
exercises things in a different way. A better way, in fact.
I'll clean up your patch, Roland, and check it in. I'll check if
Roland Scheidegger wrote:
Brian Paul wrote:
Well, if my theory is sound, then the glean pixelFormats test is wrong.
I don't think the test is wrong as-is. It's just that GL_COMBINE mode
exercises things in a different way. A better way, in fact.
I'll clean up your patch, Roland, and check