AUSTIN, Texas (AP) — The calls for tighter gun controls that have swelled since the February mass shooting at a Florida high school have barely registered in gun-loving Texas — at least to this point.

It remains to be seen if the mass shooting Friday at a high school in Santa Fe, southeast of Houston, will move the needle on the gun debate in Texas. But if November's attack at a church near San Antonio that killed more than two dozen people is any indication, it will not.

Texas has some of the country's most permissive gun laws and just hosted the NRA's annual conference earlier this month — a...