Make rise and fall axis in demo remain in worldspace

Trivial, but it was bugging me.

Signed-off-by: Casey Dahlin <cdahlin@redhat.com>
Remove TEXTURE_2D flag option from states

Closer reading of OpenGL docs indicates this isn't actually necessary for
shader-only pipelines (i.e. OpenGL 3+)

Signed-off-by: Casey Dahlin <cdahlin@redhat.com>
Minor code cleanup in state.c

Signed-off-by: Casey Dahlin <cdahlin@redhat.com>
Specify object dependencies for linking explicitly

We were just using all known dependencies as inputs to linking. Now we have a
separate _DEPS variable for dependencies that we do not link. This is useful
for libraries we want to link dynamically.

Signed-off-by: Casey Dahlin <cdahlin@redhat.com>
Add install target to Makefiles

Signed-off-by: Casey Dahlin <cdahlin@redhat.com>