extern crate glutin;
+use glutin::ElementState::{Pressed, Released};
+use glutin::Event::{KeyboardInput, MouseMoved};
+use glutin::VirtualKeyCode;
use support::vec3::Vec3;
use support::vec3::norm;
use std::f32;
//use glutin::Event;
-//use glutin::VirtualKeyCode;
+//use VirtualKeyCode;
#[derive(Default)]
pub struct CameraState {
turning_left: bool,
turning_down: bool,
turning_right: bool,
+
+ mouse_x: i32,
+ mouse_y: i32,
+ rel_x: i32,
+ rel_y: i32,
}
impl CameraState {
pub fn new() -> CameraState {
CameraState {
- aspect_ratio: 1024.0 / 768.0,
+ aspect_ratio: 600.0 / 600.0,
pos: Vec3(0.0, 0.0, 0.0),
- dir: Vec3(0.0, 0.0, 1.0),
+ dir: Vec3(0.0, 0.0, -1.0),
.. Default::default()
}
}
self.pos = pos;
}
+ pub fn get_pos(&self) -> Vec3 {
+ self.pos
+ }
+
pub fn set_dir(&mut self, dir: Vec3) {
self.dir = dir;
}
]
}
-
pub fn get_view(&self) -> [[f32; 4]; 4] {
let f = norm(&self.dir);
s.2 * f.0 - s.0 * f.2,
s.0 * f.1 - s.1 * f.0);
+ let walk_speed = 0.01;
+ let strife_speed = 0.02;
+ let pan_speed = 0.01;
+
if self.moving_up {
- self.pos += u * 0.01;
- }
- if self.moving_left {
- self.pos.0 -= s.0 * 0.01;
- self.pos.1 -= s.1 * 0.01;
- self.pos.2 -= s.2 * 0.01;
+ self.pos += u * strife_speed;
}
if self.moving_down {
- self.pos.0 -= u.0 * 0.01;
- self.pos.1 -= u.1 * 0.01;
- self.pos.2 -= u.2 * 0.01;
+ self.pos -= u * strife_speed;
+ }
+ if self.moving_left {
+ self.pos -= s * strife_speed;
}
if self.moving_right {
- self.pos += s * 0.01;
+ self.pos += s * strife_speed;
}
if self.moving_forward {
- self.pos += f * 0.01;
+ self.pos += f * walk_speed;
}
if self.moving_backward {
- self.pos.0 -= f.0 * 0.01;
- self.pos.1 -= f.1 * 0.01;
- self.pos.2 -= f.2 * 0.01;
- }
- if self.turning_left {
- let a: f32 = -0.05;
- self.dir = Vec3(f.0 * a.cos() + f.2 * a.sin(), f.1, - f.0 * a.sin() + f.2 * a.cos());
- }
- if self.turning_right {
- let a: f32 = 0.05;
- self.dir = Vec3(f.0 * a.cos() + f.2 * a.sin(), f.1, - f.0 * a.sin() + f.2 * a.cos());
- }
- if self.turning_up {
- let a: f32 = -0.05;
- self.dir = Vec3(f.0, f.1 * a.cos() - f.2 * a.sin(), f.1 * a.sin() + f.2 * a.cos());
- }
- if self.turning_down {
- let a: f32 = 0.05;
- self.dir = Vec3(f.0, f.1 * a.cos() - f.2 * a.sin(), f.1 * a.sin() + f.2 * a.cos());
+ self.pos -= f * walk_speed;
}
+
+ if self.turning_left { self.rel_x -= 2; }
+ if self.turning_right { self.rel_x += 2; }
+ if self.turning_up { self.rel_y -= 2; }
+ if self.turning_down { self.rel_y += 2; }
+ let vx = -pan_speed * self.rel_x as f32;
+ let vy = -pan_speed * self.rel_y as f32;
+ self.dir = Vec3(f.0 * vx.cos() + f.2 * vx.sin(),
+ f.1 * vy.cos() - f.2 * vy.sin(),
+ f.1 * vy.sin() - f.0 * vx.sin() + f.2 * vx.cos() * vy.cos());
+ self.rel_x = 0;
+ self.rel_y = 0;
+
//println!("camera_pos = {:?}", self.pos);
//println!("camera_dir = {:?}", self.dir);
}
pub fn process_input(&mut self, event: &glutin::Event) {
match event {
- &glutin::Event::KeyboardInput(glutin::ElementState::Pressed, _, Some(glutin::VirtualKeyCode::Up)) => {
+ &MouseMoved(x, y) => {
+ self.rel_x += x - self.mouse_x;
+ self.rel_y += y - self.mouse_y;
+ self.mouse_x = x;
+ self.mouse_y = y;
+ }
+ &KeyboardInput(Pressed, _, Some(VirtualKeyCode::Up)) => {
self.moving_up = true;
},
- &glutin::Event::KeyboardInput(glutin::ElementState::Released, _, Some(glutin::VirtualKeyCode::Up)) => {
+ &KeyboardInput(Released, _, Some(VirtualKeyCode::Up)) => {
self.moving_up = false;
},
- &glutin::Event::KeyboardInput(glutin::ElementState::Pressed, _, Some(glutin::VirtualKeyCode::Down)) => {
+ &KeyboardInput(Pressed, _, Some(VirtualKeyCode::Down)) => {
self.moving_down = true;
},
- &glutin::Event::KeyboardInput(glutin::ElementState::Released, _, Some(glutin::VirtualKeyCode::Down)) => {
+ &KeyboardInput(Released, _, Some(VirtualKeyCode::Down)) => {
self.moving_down = false;
},
- &glutin::Event::KeyboardInput(glutin::ElementState::Pressed, _, Some(glutin::VirtualKeyCode::Left)) => {
+ &KeyboardInput(Pressed, _, Some(VirtualKeyCode::Left)) => {
self.moving_left = true;
},
- &glutin::Event::KeyboardInput(glutin::ElementState::Released, _, Some(glutin::VirtualKeyCode::Left)) => {
+ &KeyboardInput(Released, _, Some(VirtualKeyCode::Left)) => {
self.moving_left = false;
},
- &glutin::Event::KeyboardInput(glutin::ElementState::Pressed, _, Some(glutin::VirtualKeyCode::Right)) => {
+ &KeyboardInput(Pressed, _, Some(VirtualKeyCode::Right)) => {
self.moving_right = true;
},
- &glutin::Event::KeyboardInput(glutin::ElementState::Released, _, Some(glutin::VirtualKeyCode::Right)) => {
+ &KeyboardInput(Released, _, Some(VirtualKeyCode::Right)) => {
self.moving_right = false;
},
- &glutin::Event::KeyboardInput(glutin::ElementState::Pressed, _, Some(glutin::VirtualKeyCode::A)) => {
+ &KeyboardInput(Pressed, _, Some(VirtualKeyCode::A)) => {
self.turning_left = true;
},
- &glutin::Event::KeyboardInput(glutin::ElementState::Released, _, Some(glutin::VirtualKeyCode::A)) => {
+ &KeyboardInput(Released, _, Some(VirtualKeyCode::A)) => {
self.turning_left = false;
},
- &glutin::Event::KeyboardInput(glutin::ElementState::Pressed, _, Some(glutin::VirtualKeyCode::D)) => {
+ &KeyboardInput(Pressed, _, Some(VirtualKeyCode::D)) => {
self.turning_right = true;
},
- &glutin::Event::KeyboardInput(glutin::ElementState::Released, _, Some(glutin::VirtualKeyCode::D)) => {
+ &KeyboardInput(Released, _, Some(VirtualKeyCode::D)) => {
self.turning_right = false;
},
- &glutin::Event::KeyboardInput(glutin::ElementState::Pressed, _, Some(glutin::VirtualKeyCode::W)) => {
+ &KeyboardInput(Pressed, _, Some(VirtualKeyCode::W)) => {
self.moving_forward = true;
},
- &glutin::Event::KeyboardInput(glutin::ElementState::Released, _, Some(glutin::VirtualKeyCode::W)) => {
+ &KeyboardInput(Released, _, Some(VirtualKeyCode::W)) => {
self.moving_forward = false;
},
- &glutin::Event::KeyboardInput(glutin::ElementState::Pressed, _, Some(glutin::VirtualKeyCode::S)) => {
+ &KeyboardInput(Pressed, _, Some(VirtualKeyCode::S)) => {
self.moving_backward = true;
},
- &glutin::Event::KeyboardInput(glutin::ElementState::Released, _, Some(glutin::VirtualKeyCode::S)) => {
+ &KeyboardInput(Released, _, Some(VirtualKeyCode::S)) => {
self.moving_backward = false;
},
- &glutin::Event::KeyboardInput(glutin::ElementState::Pressed, _, Some(glutin::VirtualKeyCode::R)) => {
+ &KeyboardInput(Pressed, _, Some(VirtualKeyCode::R)) => {
self.turning_up = true;
},
- &glutin::Event::KeyboardInput(glutin::ElementState::Released, _, Some(glutin::VirtualKeyCode::R)) => {
+ &KeyboardInput(Released, _, Some(VirtualKeyCode::R)) => {
self.turning_up = false;
},
- &glutin::Event::KeyboardInput(glutin::ElementState::Pressed, _, Some(glutin::VirtualKeyCode::F)) => {
+ &KeyboardInput(Pressed, _, Some(VirtualKeyCode::F)) => {
self.turning_down = true;
},
- &glutin::Event::KeyboardInput(glutin::ElementState::Released, _, Some(glutin::VirtualKeyCode::F)) => {
+ &KeyboardInput(Released, _, Some(VirtualKeyCode::F)) => {
self.turning_down = false;
},
_ => {}