Results 2 issues of Nikita Belyakov

When I try drawing the same texture two or more times, texture will be drawn only first time. Example: ``` rust extern crate piston; extern crate graphics; extern crate piston_window;...

bug
help wanted

See PistonDevelopers/window#56 - [ ] Add second argument (`&mut W` where `W: OpenGLWindow`) to `GlGraphics::new` and add GL init inside it - [ ] Remove GL init from window back-ends:...

draft