fix micro fail

consistent naming of structs and their typedefs

do not try to use one distinct render group for each different shader

prepare implementation of primitives

fix includes in glcontext.c

implement edge-triggered key press/release

add dynamic reload of all shaders

refactor shader management - resolves #684

add option to enable ASan

remove pre-defined dummy textures by introducing conditional compilation for shaders

(0) -100 -10 +10 tip

mercurial