Every time I try to run the example code. The application runs for a bit then dies, I then get this error message:
thread 'main' panicked at 'attempted to leave type \`platform::platform::x11::util::input::PointerState\` uninitialized, which is invalid
Here is my Cargo.toml:
[package]
name = "game_of_life"
version = "0.1.0"
authors = ["Nathan Hare <me@laspruca.nz>"]
edition = "2018"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]
piston = "0.52.0"
piston2d-graphics = "0.39.0"
pistoncore-glutin_window = "0.67.0"
piston2d-opengl_graphics = "0.76.0"
And main.rs:
extern crate glutin_window;
extern crate graphics;
extern crate opengl_graphics;
extern crate piston;
use glutin_window::GlutinWindow as Window;
use opengl_graphics::{GlGraphics, OpenGL};
use piston::event_loop::{EventSettings, Events};
use piston::input::{RenderArgs, RenderEvent, UpdateArgs, UpdateEvent};
use piston::window::WindowSettings;
pub struct App {
gl: GlGraphics, // OpenGL drawing backend.
rotation: f64, // Rotation for the square.
}
impl App {
fn render(&mut self, args: &RenderArgs) {
use graphics::*;
const GREEN: [f32; 4] = [0.0, 1.0, 0.0, 1.0];
const RED: [f32; 4] = [1.0, 0.0, 0.0, 1.0];
let square = rectangle::square(0.0, 0.0, 50.0);
let rotation = self.rotation;
let (x, y) = (args.window_size[0] / 2.0, args.window_size[1] / 2.0);
self.gl.draw(args.viewport(), |c, gl| {
// Clear the screen.
clear(GREEN, gl);
let transform = c
.transform
.trans(x, y)
.rot_rad(rotation)
.trans(-25.0, -25.0);
// Draw a box rotating around the middle of the screen.
rectangle(RED, square, transform, gl);
});
}
fn update(&mut self, args: &UpdateArgs) {
// Rotate 2 radians per second.
self.rotation += 2.0 * args.dt;
}
}
fn main() {
// Change this to OpenGL::V2_1 if not working.
let opengl = OpenGL::V3_2;
// Create an Glutin window.
let mut window: Window = WindowSettings::new("spinning-square", [200, 200])
.graphics_api(opengl)
.exit_on_esc(true)
.build()
.unwrap();
// Create a new game and run it.
let mut app = App {
gl: GlGraphics::new(opengl),
rotation: 0.0,
};
let mut events = Events::new(EventSettings::new());
while let Some(e) = events.next(&mut window) {
if let Some(args) = e.render_args() {
app.render(&args);
}
if let Some(args) = e.update_args() {
app.update(&args);
}
}
}
Every time I try to run the example code. The application runs for a bit then dies, I then get this error message:
Here is my
Cargo.toml
:And
main.rs
:I am using: