Dear all,
I'm porting an application from OpenGL 2.x to OpenGL 4.x and I've found
out that LogicOp only works if OSG_GL_FIXED_FUNCTION_AVAILABLE is
defined. I've checked the OpenGL spec for versions 4.1 and 3.3 and
logical operations are part of it (no mention about deprecation).
Furthermore,
Hi Juan,
I don't recall the specifics of LogicOp, but my guess is that the
OSG_GL_FIXED_FUNCTION_AVAILABLE was probably introduced to enable the
GLES1+GLES2 builds. You could try changing the defines uses to so
that only GLES builds disable LogicOp.
Robert.
On Tue, Mar 22, 2011 at 10:47 AM,
Hi Robert,
I don't recall the specifics of LogicOp, but my guess is that the
OSG_GL_FIXED_FUNCTION_AVAILABLE was probably introduced to enable the
GLES1+GLES2 builds. You could try changing the defines uses to so
that only GLES builds disable LogicOp.
OK thanks, that makes sense. I'll try to
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