lots of skeleton stuff. lots of hacking. mostly hacking

Cargo.toml

@@ -30,3 +30,4 @@ tobj = "2.0.3"
 legion = "0.3.1"
 nalgebra = "0.24.1"
 rapier3d = { version = "0.5.0", features = [ "simd-nightly", "parallel" ] }
+gilrs = "0.8.0"

src/camera.rs

@@ -0,0 +1,173 @@
+use cgmath::{Matrix4, Vector3, Point3, Rad, InnerSpace};
+use winit::event::{MouseScrollDelta, VirtualKeyCode, ElementState};
+use winit::dpi::{PhysicalPosition, LogicalPosition};
+use std::time::{Duration, Instant};
+use std::f32::consts::FRAC_PI_2;
+
+#[derive(Clone, Copy, Debug, PartialEq)]
+pub struct Camera {
+    pub position: Point3<f32>,
+    pub yaw: Rad<f32>,
+    pub pitch: Rad<f32>,
+}
+
+impl Camera {
+    pub fn new<
+        V: Into<Point3<f32>>,
+        Y: Into<Rad<f32>>,
+        P: Into<Rad<f32>>,
+    >(
+        position: V,
+        yaw: Y,
+        pitch: P,
+    ) -> Self {
+        Self {
+            position: position.into(),
+            yaw: yaw.into(),
+            pitch: pitch.into(),
+        }
+    }
+
+    pub fn calc_matrix(&self) -> Matrix4<f32> {
+        Matrix4::look_at_dir(
+            self.position,
+            Vector3::new(
+                self.yaw.0.cos(),
+                self.pitch.0.sin(),
+                self.yaw.0.sin(),
+            ).normalize(),
+            Vector3::unit_y(),
+        )
+    }
+}
+
+
+#[derive(Debug)]
+pub struct CameraController {
+    amount_left: f32,
+    amount_right: f32,
+    amount_forward: f32,
+    amount_backward: f32,
+    amount_up: f32,
+    amount_down: f32,
+    rotate_horizontal: f32,
+    rotate_vertical: f32,
+    scroll: f32,
+    speed: f32,
+    sensitivity: f32,
+    last_frame: Instant,
+}
+
+impl CameraController {
+    pub fn new(speed: f32, sensitivity: f32) -> Self {
+        Self {
+            amount_left: 0.0,
+            amount_right: 0.0,
+            amount_forward: 0.0,
+            amount_backward: 0.0,
+            amount_up: 0.0,
+            amount_down: 0.0,
+            rotate_horizontal: 0.0,
+            rotate_vertical: 0.0,
+            scroll: 0.0,
+            speed,
+            sensitivity,
+            last_frame: Instant::now(),
+        }
+    }
+
+    pub fn process_keyboard(&mut self, key: VirtualKeyCode, state: ElementState) -> bool{
+        let amount = if state == ElementState::Pressed { 1.0 } else { 0.0 };
+        match key {
+            VirtualKeyCode::W | VirtualKeyCode::Up => {
+                self.amount_forward = amount;
+                true
+            }
+            VirtualKeyCode::S | VirtualKeyCode::Down => {
+                self.amount_backward = amount;
+                true
+            }
+            VirtualKeyCode::A | VirtualKeyCode::Left => {
+                self.amount_left = amount;
+                true
+            }
+            VirtualKeyCode::D | VirtualKeyCode::Right => {
+                self.amount_right = amount;
+                true
+            }
+            VirtualKeyCode::Space => {
+                self.amount_up = amount;
+                true
+            }
+            VirtualKeyCode::LShift => {
+                self.amount_down = amount;
+                true
+            }
+            _ => false,
+        }
+    }
+
+    pub fn process_mouse(&mut self, mouse_dx: f64, mouse_dy: f64) {
+        self.rotate_horizontal = mouse_dx as f32;
+        self.rotate_vertical = mouse_dy as f32;
+    }
+
+    pub fn process_scroll(&mut self, delta: &MouseScrollDelta) {
+        self.scroll = -match delta {
+            // I'm assuming a line is about 100 pixels
+            MouseScrollDelta::LineDelta(_, scroll) => scroll * 100.0,
+            MouseScrollDelta::PixelDelta(LogicalPosition {
+                                             y: scroll,
+                                             ..
+                                         }) => *scroll as f32,
+        };
+    }
+
+    pub fn update_camera(&mut self, camera: &mut Camera, dt: Duration) {
+
+
+        let dt = dt.as_secs_f32();
+
+        // Move forward/backward and left/right
+        let (yaw_sin, yaw_cos) = camera.yaw.0.sin_cos();
+        let forward = Vector3::new(yaw_cos, 0.0, yaw_sin).normalize();
+        let right = Vector3::new(-yaw_sin, 0.0, yaw_cos).normalize();
+        camera.position += forward * (self.amount_forward - self.amount_backward) * self.speed * dt;
+        camera.position += right * (self.amount_right - self.amount_left) * self.speed * dt;
+
+        // Move in/out (aka. "zoom")
+        // Note: this isn't an actual zoom. The camera's position
+        // changes when zooming. I've added this to make it easier
+        // to get closer to an object you want to focus on.
+        let (pitch_sin, pitch_cos) = camera.pitch.0.sin_cos();
+        let scrollward = Vector3::new(pitch_cos * yaw_cos, pitch_sin, pitch_cos * yaw_sin).normalize();
+        camera.position += scrollward * self.scroll * self.speed * self.sensitivity * dt;
+        self.scroll = 0.0;
+
+        // Move up/down. Since we don't use roll, we can just
+        // modify the y coordinate directly.
+        camera.position.y += (self.amount_up - self.amount_down) * self.speed * dt;
+
+        // Rotate
+        camera.yaw += Rad(self.rotate_horizontal) * self.sensitivity * dt;
+        camera.pitch += Rad(-self.rotate_vertical) * self.sensitivity * dt;
+
+        // If process_mouse isn't called every frame, these values
+        // will not get set to zero, and the camera will rotate
+        // when moving in a non cardinal direction.
+        self.rotate_horizontal = 0.0;
+        self.rotate_vertical = 0.0;
+
+        // Keep the camera's angle from going too high/low.
+        if camera.pitch < -Rad(FRAC_PI_2) {
+            camera.pitch = -Rad(FRAC_PI_2);
+        } else if camera.pitch > Rad(FRAC_PI_2) {
+            camera.pitch = Rad(FRAC_PI_2);
+        }
+    }
+}
+
+
+
+
+

src/components.rs

@@ -0,0 +1,64 @@
+use wgpu::{TextureView, Buffer, BindGroup};
+use std::sync::Arc;
+use rapier3d::dynamics::{RigidBody, RigidBodyHandle};
+use rapier3d::geometry::ColliderHandle;
+use rapier3d::geometry::Collider as r3dCollider;
+
+// a component is any type that is 'static, sized, send and sync
+#[derive(Clone, Copy, Debug, PartialEq)]
+pub struct Position {
+    pub x: f32,
+    pub y: f32,
+    pub z: f32,
+    pub rot: cgmath::Quaternion<f32>,
+}
+
+#[derive(Clone, Copy, Debug, PartialEq)]
+pub struct Color {
+    pub r: f32,
+    pub g: f32,
+    pub b: f32,
+    pub a: f32,
+}
+
+#[derive(Clone, Copy, Debug, PartialEq)]
+pub struct Velocity {
+    pub dx: f32,
+    pub dy: f32,
+    pub rs: f32,
+}
+
+#[derive(Clone, Default, PartialEq, Eq, Hash, Copy, Debug)]
+pub struct RangeCopy<Idx> {
+    pub start: Idx,
+    pub end: Idx,
+}
+
+#[derive(Clone, Debug)]
+pub struct DirectionalLight {
+    pub color: wgpu::Color,
+    pub fov: f32,
+    pub depth: RangeCopy<f32>,
+    pub target_view: Arc<TextureView>,
+}
+
+#[derive(Clone, Debug)]
+pub struct Mesh {
+    pub index_buffer: Arc<Buffer>,
+    pub index_count: usize,
+    pub vertex_buffer: Arc<Buffer>,
+    pub uniform_buffer: Arc<Buffer>,
+    pub bind_group: Arc<BindGroup>,
+}
+
+#[derive(Clone, Debug)]
+pub struct Physics {
+    pub rigid_body: RigidBody,
+    pub rigid_body_handle: Option<RigidBodyHandle>,
+}
+
+#[derive(Clone)]
+pub struct Collider {
+    pub collider: r3dCollider,
+    pub collider_handle: Option<ColliderHandle>,
+}

src/light.rs

@@ -1,7 +1,8 @@
 use bytemuck::__core::ops::Range;
 use bytemuck::{Zeroable, Pod};
-use crate::{OPENGL_TO_WGPU_MATRIX, DirectionalLight, Position};
 use cgmath::Point3;
+use crate::render::OPENGL_TO_WGPU_MATRIX;
+use crate::components::DirectionalLight;
 
 
 #[repr(C)]

src/main.rs

@@ -8,13 +8,12 @@ use std::sync::Arc;
 use std::time::{Duration, Instant};
 
 use bytemuck::__core::ops::Range;
-use cgmath::{Decomposed, Deg, Euler, InnerSpace, Quaternion, Rotation3, SquareMatrix};
+use cgmath::{Decomposed, Deg, Euler, InnerSpace, Quaternion, Rotation3, SquareMatrix, Point3, Rad};
 use futures::task::LocalSpawn;
 use legion::*;
 use rapier3d::dynamics::{
     IntegrationParameters, JointSet, RigidBody, RigidBodyBuilder, RigidBodyHandle, RigidBodySet,
 };
-use rapier3d::geometry::Collider as r3dCollider;
 use rapier3d::geometry::{BroadPhase, ColliderBuilder, ColliderHandle, ColliderSet, NarrowPhase};
 use rapier3d::math;
 use rapier3d::na::{Isometry, Isometry3, Vector, Vector3};
@@ -28,13 +27,23 @@ use winit::{
     event_loop::{ControlFlow, EventLoop},
 };
 
+use gilrs::Event as GilEvent;
+
+use crate::camera::{CameraController, Camera};
+use crate::components::{Collider, Color, Physics, Position};
 use crate::physics::PhysicsState;
 use crate::render::Renderer;
+use crate::owned_event::TrEventExtension;
+use gilrs::{Gamepad, Gilrs};
+use rapier3d::counters::Timer;
 
+mod camera;
+mod components;
 mod geometry;
 mod light;
 mod physics;
 mod render;
+mod owned_event;
 
 /*
 
@@ -58,81 +67,13 @@ mvp:
 
 ECS
     animation
-    render 3d
+    render 3d (good!)
     input/io
-    collision / physics
-    entities & behaviours
+    collision / physics (yep!)
+    entities & behaviours (got the entities!)
 
  */
 
-#[cfg_attr(rustfmt, rustfmt_skip)]
-#[allow(unused)]
-pub const OPENGL_TO_WGPU_MATRIX: cgmath::Matrix4<f32> = cgmath::Matrix4::new(
-    1.0, 0.0, 0.0, 0.0,
-    0.0, 1.0, 0.0, 0.0,
-    0.0, 0.0, 0.5, 0.0,
-    0.0, 0.0, 0.5, 1.0,
-);
-
-// a component is any type that is 'static, sized, send and sync
-#[derive(Clone, Copy, Debug, PartialEq)]
-pub struct Position {
-    x: f32,
-    y: f32,
-    z: f32,
-    rot: cgmath::Quaternion<f32>,
-    //mx: cgmath::Matrix4<f32>,
-}
-
-#[derive(Clone, Copy, Debug, PartialEq)]
-pub struct Color {
-    r: f32,
-    g: f32,
-    b: f32,
-    a: f32,
-}
-
-#[derive(Clone, Copy, Debug, PartialEq)]
-pub struct Velocity {
-    dx: f32,
-    dy: f32,
-    rs: f32,
-}
-
-#[derive(Clone, Default, PartialEq, Eq, Hash, Copy, Debug)]
-pub struct RangeCopy<Idx> {
-    pub start: Idx,
-    pub end: Idx,
-}
-
-#[derive(Clone, Debug)]
-pub struct DirectionalLight {
-    color: wgpu::Color,
-    fov: f32,
-    depth: RangeCopy<f32>,
-    target_view: Arc<TextureView>,
-}
-
-#[derive(Clone, Debug)]
-pub struct Mesh {
-    index_buffer: Arc<Buffer>,
-    index_count: usize,
-    vertex_buffer: Arc<Buffer>,
-    uniform_buffer: Arc<Buffer>,
-    bind_group: Arc<BindGroup>,
-}
-
-#[derive(Clone, Debug)]
-pub struct Physics {
-    rigid_body: RigidBody,
-    rigid_body_handle: Option<RigidBodyHandle>,
-}
-
-#[derive(Clone)]
-pub struct Collider {
-    collider: r3dCollider,
-    collider_handle: Option<ColliderHandle>,
-}
 //log::info!("");
 
 fn main() {
@@ -151,12 +92,13 @@ fn main() {
 
     // TODO schedule for the update system and others
     let mut update_schedule = Schedule::builder()
+        .add_system(physics::update_camera_system())
         .add_system(physics::run_physics_system())
         .add_system(physics::update_models_system())
         // next system here, gamelogic update system?
         .build();
 
-    let event_loop = EventLoop::new();
+    let event_loop = EventLoop::<TrEventExtension>::with_user_event();
     let mut builder = winit::window::WindowBuilder::new();
     builder = builder.with_title("MVGE");
 
@@ -169,8 +111,6 @@ fn main() {
 
     let window = builder.build(&event_loop).unwrap();
 
-    let mut last_update_inst = Instant::now();
-
     // Load up the renderer (and the resources)
     let mut renderer = {
         let mut renderer = render::Renderer::init(&window);
@@ -186,20 +126,94 @@ fn main() {
     resources.insert(physics_state);
     resources.insert(physics_pipeline);
 
+    resources.insert(CameraController::new(1.0, 1.0));
+    resources.insert(Instant::now());
+
+
+    let event_loop_proxy = event_loop.create_proxy();
+
+    std::thread::spawn(move || {
+        let mut gilrs = Gilrs::new().unwrap();
+        // Iterate over all connected gamepads
+        let mut gamepad: Option<Gamepad> = None;
+        for (_id, gamepad_) in gilrs.gamepads() {
+            if gamepad_.name() == "PS4" {
+                gamepad = Some(gamepad_);
+            }
+            println!("{} is {:?} {:?}", gamepad_.name(), gamepad_.power_info(), gamepad_.id());
+        }
+        let mut active_gamepad = None;
+
+        loop {
+            while let Some(GilEvent { id, event, time }) = gilrs.next_event() {
+                println!("{:?} New event from {}: {:?}", time, id, event);
+                active_gamepad = Some(id);
+                event_loop_proxy.send_event(TrEventExtension::GamepadEvent {
+                    gil_event: GilEvent { id, event, time }
+                }).ok();
+            }
+
+            // // You can also use cached gamepad state
+            // if let Some(gamepad) = active_gamepad.map(|id| gilrs.gamepad(id)) {
+            //     if gamepad.is_pressed(Button::South) {
+            //         println!("Button South is pressed (XBox - A, PS - X)");
+            //     }
+            // }
+
+            std::thread::sleep(std::time::Duration::from_millis(50));
+        }
+    });
+
+
+
+    let step_size: f32 = 0.005;
+    let mut elapsed_time: f32 = { // deltatime since last frame
+        let last_frame = resources.get::<Instant>().unwrap();
+        last_frame.elapsed()
+    }.as_secs_f32();
+
+    let mut delta_time: f32 = 0.0;
+    let mut accumulator_time: f32 = 0.0;
+    let mut current_time: f32 = elapsed_time;
+
+
     event_loop.run(move |event, _, control_flow| {
         // Artificially slows the loop rate to 10 millis
         // This is called after redraw events cleared
-        *control_flow = ControlFlow::WaitUntil(Instant::now() + Duration::from_millis(10));
+        //*control_flow = ControlFlow::WaitUntil(Instant::now() + Duration::from_millis(10));
+        *control_flow = ControlFlow::Poll;
 
         match event {
             event::Event::MainEventsCleared => {
-                // ask for a redraw every 20 millis
-                if last_update_inst.elapsed() > Duration::from_millis(20) {
-                    window.request_redraw();
-                    last_update_inst = Instant::now();
+
+                elapsed_time = { // deltatime since last frame
+                    let last_frame = resources.get::<Instant>().unwrap();
+                    last_frame.elapsed()
+                }.as_secs_f32();
+                delta_time = elapsed_time - current_time;
+                current_time = elapsed_time;
+                if delta_time > 0.02 {
+                    delta_time = 0.02;
                 }
+                accumulator_time += delta_time;
+
+
+                let dt = { // deltatime since last frame
+                    let last_frame = resources.get::<Instant>().unwrap();
+                    last_frame.elapsed()
+                };
+
                 update_schedule.execute(&mut world, &mut resources);
-                pool.run_until_stalled();
+
+                // ask for a redraw every 20 millis
+                if dt > Duration::from_millis(20) {
+
+                }
+
+                // update the world time here for next update
+                resources.insert(Instant::now());
+
+                render_schedule.execute(&mut world, &mut resources);
             }
             event::Event::DeviceEvent {
                 event: MouseMotion { delta },
@@ -257,7 +271,20 @@ fn main() {
 pub fn entity_loading(world: &mut World, renderer: &mut Renderer) {
     let monkey_mesh = renderer.load_mesh_to_buffer("./resources/monkey.obj");
 
-    // This could be used for relationships between entities...???
+
+
+    // let camera_ent: Entity = world.push((
+    //     Camera {
+    //         position: Point3 {
+    //             x: 5.0,
+    //             y: 5.0,
+    //             z: 5.0
+    //         },
+    //         yaw: Rad(45.0),
+    //         pitch: Rad(45.0)
+    //     }
+    // ));
+
     let light_entity: Entity = world.push((
         cgmath::Point3 {
             x: 7.0 as f32,

src/owned_event.rs

@@ -0,0 +1,213 @@
+use winit::window::{WindowId, Theme};
+use winit::event::{WindowEvent, DeviceId, DeviceEvent, KeyboardInput, ModifiersState, MouseScrollDelta, TouchPhase, ElementState, MouseButton, AxisId, Touch, StartCause, Event};
+use winit::dpi::{PhysicalPosition, PhysicalSize};
+use gilrs::Event as GilEvent;
+use std::path::PathBuf;
+
+#[derive(Clone)]
+pub enum TrUIEvent<T> {
+    UIEvent(T)
+}
+
+#[derive(Clone)]
+pub enum TrEventExtension {
+
+    /// Custom events here
+    MouseHeldEvent {},
+    KeyHeldEvent {},
+    GamepadEvent {
+        gil_event: GilEvent,
+    },
+}
+
+#[derive(Clone, Debug)]
+pub enum TrEvent<T> {
+
+    /// Custom events here
+    MouseHeldEvent {},
+    KeyHeldEvent {},
+    GamepadEvent {
+        gil_event: GilEvent,
+    },
+
+    /// Winit events here
+    NewEvents(StartCause),
+    WindowEvent {
+        window_id: WindowId,
+        event: TrWindowEvent,
+    },
+    DeviceEvent {
+        device_id: DeviceId,
+        event: DeviceEvent,
+    },
+    UserEvent(T),
+    Suspended,
+    Resumed,
+    MainEventsCleared,
+    RedrawRequested(WindowId),
+    RedrawEventsCleared,
+    LoopDestroyed,
+}
+
+
+impl<T> From<Event<'_, T>> for TrEvent<T> {
+    fn from(event: Event<T>) -> Self {
+        match event {
+            Event::NewEvents(cause) => {
+                TrEvent::NewEvents(cause)
+            },
+            Event::WindowEvent { window_id: window_id, event: event } => {
+                TrEvent::WindowEvent {
+                    window_id: window_id,
+                    event: match event {
+                        WindowEvent::AxisMotion { device_id, axis, value } => {
+                            TrWindowEvent::AxisMotion { device_id, axis, value }
+                        },
+                        WindowEvent::Resized(physical_size) => {
+                            TrWindowEvent::Resized(physical_size)
+                        }
+                        WindowEvent::Moved(physical_position) => {
+                            TrWindowEvent::Moved(physical_position)
+                        }
+                        WindowEvent::CloseRequested => {
+                            TrWindowEvent::CloseRequested
+                        }
+                        WindowEvent::Destroyed => {
+                            TrWindowEvent::Destroyed
+                        }
+                        WindowEvent::DroppedFile(path_buf) => {
+                            TrWindowEvent::DroppedFile(path_buf)
+                        }
+                        WindowEvent::HoveredFile(path_buf) => {
+                            TrWindowEvent::HoveredFile(path_buf)
+                        }
+                        WindowEvent::HoveredFileCancelled => {
+                            TrWindowEvent::HoveredFileCancelled
+                        }
+                        WindowEvent::ReceivedCharacter(char) => {
+                            TrWindowEvent::ReceivedCharacter(char)
+                        }
+                        WindowEvent::Focused(bool) => {
+                            TrWindowEvent::Focused(bool)
+                        }
+                        WindowEvent::KeyboardInput { device_id: device_id, input: input, is_synthetic: is_synthetic } => {
+                            TrWindowEvent::KeyboardInput { device_id, input, is_synthetic }
+                        }
+                        WindowEvent::ModifiersChanged(modifiers_state) => {
+                            TrWindowEvent::ModifiersChanged(modifiers_state)
+                        }
+                        WindowEvent::CursorMoved { device_id: device_id, position: position, modifiers: modifiers } => {
+                            TrWindowEvent::CursorMoved { device_id, position, modifiers }
+                        }
+                        WindowEvent::CursorEntered { device_id: device_id } => {
+                            TrWindowEvent::CursorEntered { device_id }
+                        }
+                        WindowEvent::CursorLeft { device_id: device_id } => {
+                            TrWindowEvent::CursorLeft { device_id }
+                        }
+                        WindowEvent::MouseWheel { device_id: device_id, delta: delta, phase: phase, modifiers: modifiers } => {
+                            TrWindowEvent::MouseWheel { device_id, delta, phase, modifiers }
+                        }
+                        WindowEvent::MouseInput { device_id: device_id, state: state, button: button, modifiers: modifiers } => {
+                            TrWindowEvent::MouseInput { device_id, state, button, modifiers }
+                        }
+                        WindowEvent::TouchpadPressure { device_id: device_id, pressure: pressure, stage: stage } => {
+                            TrWindowEvent::TouchpadPressure { device_id, pressure, stage }
+                        }
+                        WindowEvent::Touch(touch) => {
+                            TrWindowEvent::Touch(touch)
+                        }
+                        WindowEvent::ScaleFactorChanged { scale_factor: scale_factor, new_inner_size: new_inner_size } => {
+                            TrWindowEvent::ScaleFactorChanged { scale_factor, new_inner_size: PhysicalSize { width: new_inner_size.width, height: new_inner_size.height } }
+                        }
+                        WindowEvent::ThemeChanged(theme) => {
+                            TrWindowEvent::ThemeChanged(theme)
+                        }
+                    }
+                }
+            }
+            Event::DeviceEvent { device_id: device_id, event: event } => {
+                TrEvent::DeviceEvent { device_id, event }
+            }
+            Event::UserEvent(user_event) => {
+                TrEvent::UserEvent(user_event)
+            }
+            Event::Suspended => {
+                TrEvent::Suspended
+            }
+            Event::Resumed => {
+                TrEvent::Resumed
+            }
+            Event::MainEventsCleared => {
+                TrEvent::MainEventsCleared
+            }
+            Event::RedrawRequested(window_id) => {
+                TrEvent::RedrawRequested(window_id)
+            }
+            Event::RedrawEventsCleared => {
+                TrEvent::RedrawEventsCleared
+            }
+            Event::LoopDestroyed => {
+                TrEvent::LoopDestroyed
+            }
+        }
+    }
+}
+
+#[derive(Debug, PartialEq, Clone)]
+pub enum TrWindowEvent {
+
+    Resized(PhysicalSize<u32>),
+    Moved(PhysicalPosition<i32>),
+    CloseRequested,
+    Destroyed,
+    DroppedFile(PathBuf),
+    HoveredFile(PathBuf),
+    HoveredFileCancelled,
+    ReceivedCharacter(char),
+    Focused(bool),
+    KeyboardInput {
+        device_id: DeviceId,
+        input: KeyboardInput,
+        is_synthetic: bool,
+    },
+    ModifiersChanged(ModifiersState),
+    CursorMoved {
+        device_id: DeviceId,
+        position: PhysicalPosition<f64>,
+        #[deprecated = "Deprecated in favor of WindowEvent::ModifiersChanged"]
+        modifiers: ModifiersState,
+    },
+    CursorEntered { device_id: DeviceId },
+    CursorLeft { device_id: DeviceId },
+    MouseWheel {
+        device_id: DeviceId,
+        delta: MouseScrollDelta,
+        phase: TouchPhase,
+        #[deprecated = "Deprecated in favor of WindowEvent::ModifiersChanged"]
+        modifiers: ModifiersState,
+    },
+    MouseInput {
+        device_id: DeviceId,
+        state: ElementState,
+        button: MouseButton,
+        #[deprecated = "Deprecated in favor of WindowEvent::ModifiersChanged"]
+        modifiers: ModifiersState,
+    },
+    TouchpadPressure {
+        device_id: DeviceId,
+        pressure: f32,
+        stage: i64,
+    },
+    AxisMotion {
+        device_id: DeviceId,
+        axis: AxisId,
+        value: f64,
+    },
+    Touch(Touch),
+    ScaleFactorChanged {
+        scale_factor: f64,
+        new_inner_size: PhysicalSize<u32>,
+    },
+    ThemeChanged(Theme),
+}

src/physics.rs

@@ -6,8 +6,10 @@ use rapier3d::pipeline::PhysicsPipeline;
 use legion::*;
 
 use crate::render::{EntityUniforms, Renderer};
-use crate::{Collider, Mesh, RigidBody, Physics, Position};
 use cgmath::Quaternion;
+use crate::components::{Collider, Physics, Mesh, Position};
+use crate::camera::{CameraController, Camera};
+use std::time::Instant;
 
 pub struct PhysicsState {
     gravity: rapier3d::math::Vector<f32>,
@@ -79,6 +81,20 @@ pub fn run_physics(
     );
 }
 
+#[system]
+#[write_component(Camera)]
+pub fn update_camera(
+    world: &mut SubWorld,
+    #[resource] camera_controller: &mut CameraController,
+    #[resource] last_frame: &mut Instant,
+) {
+    let mut query = <(&mut Camera)>::query();
+    for (camera) in query.iter_mut(world) {
+        //camera.update_camera()
+    }
+
+}
+
 #[system]
 #[write_component(Collider)]
 #[write_component(Physics)]

src/render.rs

@@ -3,10 +3,11 @@ use std::{iter, num::NonZeroU32, ops::Range, rc::Rc};
 
 use bytemuck::__core::mem;
 use bytemuck::{Pod, Zeroable};
-use cgmath::{Point3, Matrix4, Transform, vec3, Vector3};
+use cgmath::{vec3, Decomposed, Deg, Euler, InnerSpace, Matrix4, Point3, Quaternion, Rotation3, Transform, Vector3, Rad};
 use futures::executor::LocalPool;
 use legion::world::SubWorld;
 use legion::*;
+use rapier3d::parry::motion::RigidMotionComposition;
 use wgpu::util::DeviceExt;
 use wgpu::{
     BindGroup, BindGroupLayout, Buffer, Device, Instance, Queue, Surface, SwapChain,
@@ -16,10 +17,19 @@ use winit::dpi::PhysicalSize;
 use winit::platform::unix::x11::ffi::Time;
 use winit::window::Window;
 
+use crate::camera::{Camera, CameraController};
+use crate::components::{Color, DirectionalLight, Mesh, Position, RangeCopy};
 use crate::geometry::{create_plane, import_mesh, vertex, Vertex};
 use crate::light::LightRaw;
-use crate::{Color, DirectionalLight, Mesh, Position, RangeCopy, Velocity, OPENGL_TO_WGPU_MATRIX};
-use rapier3d::parry::motion::RigidMotionComposition;
+
+#[cfg_attr(rustfmt, rustfmt_skip)]
+#[allow(unused)]
+pub const OPENGL_TO_WGPU_MATRIX: cgmath::Matrix4<f32> = cgmath::Matrix4::new(
+    1.0, 0.0, 0.0, 0.0,
+    0.0, 1.0, 0.0, 0.0,
+    0.0, 0.0, 0.5, 0.0,
+    0.0, 0.0, 0.5, 1.0,
+);
 
 #[repr(C)]
 #[derive(Clone, Copy)]
@@ -29,25 +39,30 @@ pub struct ForwardUniforms {
 }
 
 unsafe impl Pod for ForwardUniforms {}
-
 unsafe impl Zeroable for ForwardUniforms {}
 
 #[repr(C)]
-#[derive(Clone, Copy)]
+#[derive(Clone, Copy, Debug)]
 pub struct EntityUniforms {
     model: [[f32; 4]; 4],
     color: [f32; 4],
 }
 
 unsafe impl Pod for EntityUniforms {}
-
 unsafe impl Zeroable for EntityUniforms {}
 
 #[repr(C)]
+#[derive(Clone, Copy, Debug)]
 pub struct ShadowUniforms {
     proj: [[f32; 4]; 4],
 }
 
+unsafe impl Pod for ShadowUniforms {}
+unsafe impl Zeroable for ShadowUniforms {}
+
+/// A render pass consists of a pipeline, bindgroup, and uniform buf
+/// The uniform buf is just the ShadowUniforms or ForwardUniforms
+/// And the bindgroup is just the localbindgroup (the EntityUniforms) and the rest
 pub struct Pass {
     pipeline: wgpu::RenderPipeline,
     bind_group: wgpu::BindGroup,
@@ -55,7 +70,6 @@ pub struct Pass {
 }
 
 pub struct Renderer {
-
     swapchain: SwapChain,
     swapchain_description: SwapChainDescriptor,
     instance: Arc<Instance>,
@@ -78,32 +92,6 @@ pub struct Renderer {
     light_uniform_buf: wgpu::Buffer,
 
     camera_projection: Matrix4<f32>,
-
-}
-
-impl Renderer {
-    const MAX_LIGHTS: usize = 10;
-    const SHADOW_FORMAT: wgpu::TextureFormat = wgpu::TextureFormat::Depth32Float;
-    const SHADOW_SIZE: wgpu::Extent3d = wgpu::Extent3d {
-        width: 512,
-        height: 512,
-        depth: Self::MAX_LIGHTS as u32,
-    };
-    const DEPTH_FORMAT: wgpu::TextureFormat = wgpu::TextureFormat::Depth32Float;
-
-    pub(crate) fn generate_matrix(aspect_ratio: f32) -> cgmath::Matrix4<f32> {
-        // Specifies the aspect ratio that determines the field of view in the x direction.
-        // The aspect ratio is the ratio of x (width) to y (height).
-        let mx_projection = cgmath::perspective(cgmath::Deg(45f32), aspect_ratio, 1.0, 20.0);
-        let mx_view = cgmath::Matrix4::look_at(
-            cgmath::Point3::new(3.0f32, -9.0, 6.0),
-            cgmath::Point3::new(0f32, 0.0, 0.0),
-            cgmath::Vector3::unit_z(),
-        );
-
-        let mx_correction = OPENGL_TO_WGPU_MATRIX;
-        mx_correction * mx_projection * mx_view
-    }
 }
 
 #[system]
@@ -112,7 +100,12 @@ impl Renderer {
 #[write_component(Mesh)]
 #[write_component(Color)]
 #[write_component(DirectionalLight)]
-pub fn render_test(world: &mut SubWorld, #[resource] renderer: &mut Renderer) {
+pub fn render_test(
+    world: &mut SubWorld,
+    #[resource] renderer: &mut Renderer,
+    #[resource] camera_controller: &mut CameraController,
+) {
+
     let mut encoder = renderer
         .device
         .create_command_encoder(&wgpu::CommandEncoderDescriptor { label: None });
@@ -167,7 +160,6 @@ pub fn render_test(world: &mut SubWorld, #[resource] renderer: &mut Renderer) {
     let mut query = <(&mut DirectionalLight, &mut Point3<f32>)>::query();
 
     for (i, (light, pos)) in query.iter_mut(world).enumerate() {
-
         encoder.insert_debug_marker(&format!("shadow pass {} (light at position {:?})", i, pos));
 
         // The light uniform buffer already has the projection,
@@ -197,14 +189,11 @@ pub fn render_test(world: &mut SubWorld, #[resource] renderer: &mut Renderer) {
         pass.set_bind_group(0, &renderer.shadow_pass.bind_group, &[]);
 
         for mesh in &mesh_stack {
-
             pass.set_bind_group(1, &mesh.bind_group, &[]);
             pass.set_index_buffer(mesh.index_buffer.slice(..));
             pass.set_vertex_buffer(0, mesh.vertex_buffer.slice(..));
             pass.draw_indexed(0..mesh.index_count as u32, 0, 0..1);
-
         }
-
     }
     encoder.pop_debug_group();
     // forward pass
@@ -252,6 +241,77 @@ pub fn render_test(world: &mut SubWorld, #[resource] renderer: &mut Renderer) {
 }
 
 impl Renderer {
+    const MAX_LIGHTS: usize = 10;
+    const SHADOW_FORMAT: wgpu::TextureFormat = wgpu::TextureFormat::Depth32Float;
+    const SHADOW_SIZE: wgpu::Extent3d = wgpu::Extent3d {
+        width: 512,
+        height: 512,
+        depth: Self::MAX_LIGHTS as u32,
+    };
+    const DEPTH_FORMAT: wgpu::TextureFormat = wgpu::TextureFormat::Depth32Float;
+
+    pub fn generate_matrix(aspect_ratio: f32) -> cgmath::Matrix4<f32> {
+        // Specifies the aspect ratio that determines the field of view in the x direction.
+        // The aspect ratio is the ratio of x (width) to y (height).
+        let mx_projection = cgmath::perspective(cgmath::Deg(75f32), aspect_ratio, 1.0, 20.0);
+        let mx_view = cgmath::Matrix4::look_at(
+            cgmath::Point3::new(1.0f32, 1.0, 4.0),
+            cgmath::Point3::new(0.0f32, 0.0, 0.0),
+            cgmath::Vector3::unit_z(),
+        );
+
+        let mx_correction = OPENGL_TO_WGPU_MATRIX;
+        mx_correction * mx_projection * mx_view
+    }
+
+    pub fn cam_look_delta(&mut self, delta: (f64, f64)) {
+
+        // let mx_projection = cgmath::perspective(cgmath::Deg(45f32), aspect_ratio, 1.0, 20.0);
+        // let mx_view = cgmath::Matrix4::look_at(
+        //     cgmath::Point3::new(3.0f32, -9.0, 6.0),
+        //     cgmath::Point3::new(0f32, 0.0, 0.0),
+        //     cgmath::Vector3::unit_z(),
+        // );
+        // let mx_correction = OPENGL_TO_WGPU_MATRIX;
+        // let mx_total = mx_correction * mx_projection * mx_view;
+        //
+        // let rotation = Quaternion::from(Euler {
+        //     x: Deg(90.0),
+        //     y: Deg(45.0),
+        //     z: Deg(15.0),
+        // });
+        //
+        // Euler {
+        //     x: (),
+        //     y: (),
+        //     z: ()
+        // };
+        //
+        // let offset = cgmath::vec3(1.0, 1.0, 4.0);
+        // let transform = Decomposed {
+        //     disp: offset.clone(),
+        //     rot: Quaternion::from_axis_angle(offset.normalize(), Deg(50.0)),
+        //     scale: 1.0,
+        // };
+        //
+        // let mut q = Quaternion::from(self.camera_direction);
+        // q.v.z += delta.0 as f32;
+        // q.v.y += delta.1 as f32;
+        // //let q2 = Quaternion::from_angle_x(Deg(delta.0 as f32));
+        // //let q3 = Quaternion::from_angle_y(Deg(delta.1 as f32));
+        // let w = Matrix4::from(q);
+        // //mx_total = mx_total + w;
+        //
+        // self.camera_projection = transform.into();
+        // let mut mx_total = self.camera_projection.clone();
+        //
+        // let mx_ref: &[f32; 16] = mx_total.as_ref();
+        // self.queue.write_buffer(
+        //     &self.forward_pass.uniform_buf,
+        //     0,
+        //     bytemuck::cast_slice(mx_ref),
+        // );
+    }
 
     pub fn get_current_frame(&mut self) -> SwapChainFrame {
         // Update the renderers swapchain state
@@ -273,7 +333,6 @@ impl Renderer {
         indices: Vec<u32>,
         vertices: Vec<Vertex>,
     ) -> (Arc<Buffer>, Arc<Buffer>) {
-
         let vertex_buf = Arc::new(
             device.create_buffer_init(&wgpu::util::BufferInitDescriptor {
                 label: Some("vertex-buffer"),
@@ -294,7 +353,11 @@ impl Renderer {
     }
 
     pub fn create_light(&mut self) -> DirectionalLight {
-        let target = self.shadow_target_views.get(self.views_given as usize).take().unwrap();
+        let target = self
+            .shadow_target_views
+            .get(self.views_given as usize)
+            .take()
+            .unwrap();
         self.views_given = self.views_given + 1;
         DirectionalLight {
             color: wgpu::Color {
@@ -640,7 +703,6 @@ impl Renderer {
 
         let mx_total = Self::generate_matrix(sc_desc.width as f32 / sc_desc.height as f32);
 
-
         let forward_pass = {
             // Create pipeline layout
             let bind_group_layout =
@@ -833,35 +895,12 @@ impl Renderer {
         wgpu::Features::DEPTH_CLAMPING
     }
 
-    pub fn cam_look_delta(&mut self, delta: (f64, f64)) {
-
-        // let mx_projection = cgmath::perspective(cgmath::Deg(45f32), aspect_ratio, 1.0, 20.0);
-        // let mx_view = cgmath::Matrix4::look_at(
-        //     cgmath::Point3::new(3.0f32, -9.0, 6.0),
-        //     cgmath::Point3::new(0f32, 0.0, 0.0),
-        //     cgmath::Vector3::unit_z(),
-        // );
-        // let mx_correction = OPENGL_TO_WGPU_MATRIX;
-        // let mx_total = mx_correction * mx_projection * mx_view;
-        let mut mx_total = self.camera_projection.clone();
-        let q = vec3(delta.0 as f32, delta.1 as f32, 1.0);
-        mx_total.transform_vector(q);
-
-        let mx_ref: &[f32; 16] = mx_total.as_ref();
-        self.queue.write_buffer(
-            &self.forward_pass.uniform_buf,
-            0,
-            bytemuck::cast_slice(mx_ref),
-        );
-    }
-
     pub fn resize(&mut self, width: u32, height: u32) {
-
         self.swapchain_description.width = width;
         self.swapchain_description.height = height;
-        self.swapchain = self.device.create_swap_chain(
-            &self.surface, &self.swapchain_description.clone()
-        );
+        self.swapchain = self
+            .device
+            .create_swap_chain(&self.surface, &self.swapchain_description.clone());
 
         // update view-projection matrix
         let mx_total = Self::generate_matrix(width as f32 / height as f32);
@@ -887,7 +926,5 @@ impl Renderer {
         });
         self.forward_depth = depth_texture.create_view(&wgpu::TextureViewDescriptor::default());
         self.camera_projection = mx_total;
-
-
     }
 }