fpv

Cargo.lock

@@ -2300,8 +2300,6 @@ dependencies = [
 [[package]]
 name = "vbsp"
 version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9c7d0e90c80972e04953605910a6bf5ea463673abd4e05924e38e9f3b47bc0ac"
 dependencies = [
  "arrayvec 0.7.2",
  "binrw",

Cargo.toml

@@ -7,7 +7,7 @@ license = "MIT"
 
 [dependencies]
 three-d = "0.10.2"
-vbsp = "0.1.0"
+vbsp = { version = "0.1.0", path = "../bsp" }
 miette = { version = "3.2.0", features = ["fancy"] }
 thiserror = "1.0.30"
 delaunator = "1.0.1"

src/camera.rs

@@ -0,0 +1,105 @@
+use three_d::*;
+
+pub struct FirstPerson {
+    control: CameraControl,
+    speed: f32,
+}
+
+impl FirstPerson {
+    pub fn new(speed: f32) -> Self {
+        Self {
+            control: CameraControl {
+                left_drag_horizontal: CameraAction::Yaw {
+                    speed: std::f32::consts::PI / 1800.0,
+                },
+                left_drag_vertical: CameraAction::Pitch {
+                    speed: std::f32::consts::PI / 1800.0,
+                },
+                ..Default::default()
+            },
+            speed,
+        }
+    }
+
+    pub fn handle_events(
+        &mut self,
+        camera: &mut Camera,
+        events: &mut [Event],
+    ) -> ThreeDResult<bool> {
+        let mut change = self.control.handle_events(camera, events)?;
+        for event in events.iter_mut() {
+            change |= match event {
+                Event::KeyPress { kind, handled, .. } => {
+                    if let Some((action, x)) = self.key_to_action(kind) {
+                        *handled = true;
+                        self.handle_action(camera, action, x)?;
+                        true
+                    } else {
+                        false
+                    }
+                }
+                _ => false,
+            };
+        }
+        Ok(change)
+    }
+
+    fn key_to_action(&self, key: &Key) -> Option<(CameraAction, f64)> {
+        match key {
+            Key::W => Some((CameraAction::Forward { speed: self.speed }, 1.0)),
+            Key::S => Some((CameraAction::Forward { speed: self.speed }, -1.0)),
+            Key::A => Some((CameraAction::Left { speed: self.speed }, 1.0)),
+            Key::D => Some((CameraAction::Left { speed: self.speed }, -1.0)),
+            _ => None,
+        }
+    }
+
+    fn handle_action(
+        &mut self,
+        camera: &mut Camera,
+        control_type: CameraAction,
+        x: f64,
+    ) -> ThreeDResult<bool> {
+        match control_type {
+            CameraAction::Pitch { speed } => {
+                camera.pitch(radians(speed * x as f32))?;
+            }
+            CameraAction::OrbitUp { speed, target } => {
+                camera.rotate_around_with_fixed_up(&target, 0.0, speed * x as f32)?;
+            }
+            CameraAction::Yaw { speed } => {
+                camera.yaw(radians(speed * x as f32))?;
+            }
+            CameraAction::OrbitLeft { speed, target } => {
+                camera.rotate_around_with_fixed_up(&target, speed * x as f32, 0.0)?;
+            }
+            CameraAction::Roll { speed } => {
+                camera.roll(radians(speed * x as f32))?;
+            }
+            CameraAction::Left { speed } => {
+                let change = -camera.right_direction() * x as f32 * speed;
+                camera.translate(&change)?;
+            }
+            CameraAction::Up { speed } => {
+                let right = camera.right_direction();
+                let up = right.cross(camera.view_direction());
+                let change = up * x as f32 * speed;
+                camera.translate(&change)?;
+            }
+            CameraAction::Forward { speed } => {
+                let change = camera.view_direction() * speed * x as f32;
+                camera.translate(&change)?;
+            }
+            CameraAction::Zoom {
+                target,
+                speed,
+                min,
+                max,
+            } => {
+                camera.zoom_towards(&target, speed * x as f32, min, max)?;
+            }
+            CameraAction::None => {}
+        }
+        Ok(control_type != CameraAction::None)
+    }
+}

src/main.rs

@@ -1,3 +1,6 @@
+mod camera;
+
+use camera::FirstPerson;
 use miette::Diagnostic;
 use std::env::args;
 use std::fs;
@@ -64,7 +67,7 @@ fn main() -> Result<(), Error> {
         30.0,
     )
     .unwrap();
-    let mut control = OrbitControl::new(*camera.target(), 1.0, 100.0);
+    let mut control = FirstPerson::new(0.05);
     let mut gui = three_d::GUI::new(&context).unwrap();
 
     let material = PhysicalMaterial {
@@ -85,18 +88,15 @@ fn main() -> Result<(), Error> {
             intensity: 0.2,
             ..Default::default()
         }),
-        directional: vec![DirectionalLight::new(
-            &context,
-            1.0,
-            Color::WHITE,
-            &vec3(0.0, -1.0, 0.0),
-        )
-        .unwrap()],
+        directional: vec![
+            DirectionalLight::new(&context, 1.0, Color::WHITE, &vec3(0.0, -1.0, 0.0))?,
+            DirectionalLight::new(&context, 1.0, Color::WHITE, &vec3(0.0, 1.0, 0.0))?,
+        ],
         ..Default::default()
     };
 
     // main loop
-    let mut shadows_enabled = true;
+    let mut shadows_enabled = false;
     let mut directional_intensity = lights.directional[0].intensity();
 
     let mut current_pipeline = Pipeline::Forward;
@@ -120,9 +120,11 @@ fn main() -> Result<(), Error> {
                             .text("Directional intensity"),
                     );
                     lights.directional[0].set_intensity(directional_intensity);
+                    lights.directional[1].set_intensity(directional_intensity);
                     if ui.checkbox(&mut shadows_enabled, "Shadows").clicked() {
                         if !shadows_enabled {
                             lights.directional[0].clear_shadow_map();
+                            lights.directional[1].clear_shadow_map();
                         }
                     }
 
@@ -195,6 +197,9 @@ fn main() -> Result<(), Error> {
                 lights.directional[0]
                     .generate_shadow_map(4.0, 1024, 1024, &[&model])
                     .unwrap();
+                lights.directional[1]
+                    .generate_shadow_map(4.0, 1024, 1024, &[&model])
+                    .unwrap();
             }
 
             // Geometry pass
@@ -278,13 +283,13 @@ fn model_to_mesh(model: Handle<vbsp::data::Model>) -> CPUMesh {
     .into_iter()
     .max_by(|a, b| a.partial_cmp(b).unwrap())
     .unwrap()
-        / 10.0;
+        / 50.0;
     let positions: Vec<f32> = model
         .faces()
         .filter(|face| face.is_visible())
         .flat_map(|face| face.triangulate())
         .flat_map(|triangle| triangle.into_iter())
-        .flat_map(|vertex| [vertex.x, vertex.z, vertex.y])
+        .flat_map(|vertex| [-vertex.x, vertex.z, vertex.y])
         .map(|c| c / size)
         .collect();