improve "polymorphic" typing of shaders

add abstractions that allow removing dependencies to glew.h

add functions to upload common uniforms

update make dependencies

add frame_rate and frame_factor to context

add TODO for reducing size of AscInput

change NULL-safety for shaders s.t. errors are reported only once per shader

(0) -100 -30 -10 -7 +7 tip

mercurial