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| #[derive(Copy, Clone)] | |
| pub struct Wall{ | |
| full : bool, | |
| color : Color | |
| } | |
| pub fn main() { | |
| let render_statics = |buffer: &mut [u8], pitch: usize| { | |
| let world : &Vec<Vec<Wall>> = &w; | |
| println!("{}", pitch); | |
| for y in 0..600 { | |
| for x in 0..800 { | |
| let offset = y*pitch + x*3; | |
| buffer[offset] = 255 as u8; | |
| buffer[offset + 1] = 0 as u8; | |
| buffer[offset + 2] = 0; | |
| } | |
| } | |
| }; | |
| 'running: loop { | |
| texture.with_lock(None, render_statics).unwrap(); | |
| canvas.copy(&texture, None, None).unwrap(); | |
| canvas.present(); | |
| for event in event_pump.poll_iter() { | |
| ... | |
| } | |
| } | |
| } | |
| error[E0382]: use of moved value: `render_statics` | |
| --> src\main.rs:166:33 | |
| | | |
| 166 | texture.with_lock(None, render_statics).unwrap(); | |
| | ^^^^^^^^^^^^^^ value moved here in previous iteration of loop | |
| | | |
| = note: move occurs because `render_statics` has type `[closure@src\main.rs:144:26: 155:6 w:&mut std::vec::Vec<std::vec::Vec<Wall>>]`, which does not implement the `Copy` trait |
Author
gmtcrary
commented
Jan 6, 2018
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