add abstractions that allow removing dependencies to glew.h default tip

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

improve NULL-safety - fixes #690

fix segfault when a shader does not compile

improve the combination of shader preprocessor flags

add combination of filled rectangle with a border

(0) -100 -10 tip

mercurial