fun

kubi-shared/src/worldgen.rs

@@ -52,6 +52,14 @@ pub fn generate_world(chunk_position: IVec3, seed: u64) -> (BlockData, Vec<Queue
     }
   };
 
+  //STICK
+  if chunk_position.x == 0 && chunk_position.y == 5 {
+    for z in 0..CHUNK_SIZE {
+      blocks[0][0][z] = Block::Stone;
+    }
+  }
+  //
+
   let mut height_noise = FastNoise::seeded(seed);
   height_noise.set_fractal_type(FractalType::FBM);
   height_noise.set_fractal_octaves(4);

kubi/src/client_physics.rs

@@ -25,12 +25,14 @@ impl Default for GlobalClPhysicsConfig {
 //XXX: maybe a capsule? (or configurable hull?)
 #[derive(Component)]
 pub struct ClPhysicsActor {
+  pub disable: bool,
   pub offset: Vec3,
   pub forces: Vec3,
   pub velocity: Vec3,
   pub terminal_velocity: f32,
   //TODO: this should be configurable per block
-  pub friction_agains_ground: f32,
+  pub ground_friction: f32,
+  pub gravity_scale: f32,
   flag_ground: bool,
   flag_collision: bool,
 }
@@ -49,11 +51,13 @@ impl Default for ClPhysicsActor {
   fn default() -> Self {
     Self {
       //HACK: for player
+      disable: false,
       offset: vec3(0., 1.5, 0.),
       forces: Vec3::ZERO,
       velocity: Vec3::ZERO,
       terminal_velocity: 40.,
-      friction_agains_ground: 0.5,
+      ground_friction: 10.,
+      gravity_scale: 1.,
       flag_ground: false,
       flag_collision: false,
     }
@@ -93,6 +97,11 @@ pub fn update_client_physics_late(
   dt: UniqueView<DeltaTime>,
 ) {
   for (mut actor, mut transform) in (&mut actors, &mut transforms).iter() {
+    if actor.disable {
+      actor.forces = Vec3::ZERO;
+      continue;
+    }
+
     //apply forces
     let actor_forces = actor.forces;
     actor.velocity += (actor_forces + conf.gravity) * dt.0.as_secs_f32();
@@ -105,7 +114,8 @@ pub fn update_client_physics_late(
     //get grid-aligned pos and blocks
     let actor_block_pos = actor_position.floor().as_ivec3();
     let actor_block = world.get_block(actor_block_pos);
-    let actor_block_below = world.get_block(actor_block_pos + IVec3::NEG_Y);
+    let actor_block_pos_slightly_below = (actor_position + Vec3::NEG_Y * 0.01).floor().as_ivec3();
+    let actor_block_below = world.get_block(actor_block_pos_slightly_below);
 
     //update flags
     actor.flag_collision = actor_block.is_solid();
@@ -130,14 +140,21 @@ pub fn update_client_physics_late(
       //HACK: for now, just stop the vertical velocity if on ground altogether,
       //as we don't have proper collision velocity resolution yet (we need to compute dot product or sth)
       if actor.flag_ground {
-        actor.velocity.y = 0.;
+        actor.velocity.y = actor.velocity.y.max(0.);
       }
     }
 
     //Apply velocity
     actor_position += actor.velocity * dt.0.as_secs_f32();
     actor_position += actor.offset;
-    transform.0 = Mat4::from_scale_rotation_translation(scale, rotation, actor_position);
+    transform.0 = Mat4::from_scale_rotation_translation(scale, rotation.normalize(), actor_position);
+
+    //Apply friction
+    // if actor.flag_ground {
+    //   let actor_velocity = actor.velocity;
+    //   let actor_friction = actor.ground_friction;
+    //   actor.velocity -= (actor_velocity * actor_friction * dt.0.as_secs_f32()) * vec3(1., 0., 1.);
+    // }
   }
   // for (_, mut transform) in (&controllers, &mut transforms).iter() {
   //   let (scale, rotation, mut translation) = transform.0.to_scale_rotation_translation();

kubi/src/input.rs

@@ -187,7 +187,7 @@ fn update_input_state (
   inputs.look += raw_inputs.mouse_delta.as_vec2();
   inputs.action_a |= raw_inputs.button_state[0];
   inputs.action_b |= raw_inputs.button_state[1];
-  inputs.jump |= raw_inputs.button_state[2];
+  inputs.jump |= raw_inputs.keyboard_state.contains(KeyCode::Space as u32);
 }
 
 fn update_input_state_gamepad (

kubi/src/lib.rs

@@ -57,7 +57,7 @@ use events::{
   player_actions::generate_move_events, 
 };
 use input::{init_input, process_inputs};
-use player_controller::update_player_controllers;
+use player_controller::{debug_switch_ctl_type, update_player_controllers};
 use rendering::{
   Renderer, 
   RenderTarget, 
@@ -133,6 +133,7 @@ fn update() -> Workload {
       update_loaded_world_around_player,
     ).into_sequential_workload().run_if(is_ingame_or_loading),
     (
+      debug_switch_ctl_type,
       update_player_controllers,
       update_client_physics_late,
       generate_move_events,

kubi/src/player_controller.rs

@@ -1,7 +1,8 @@
-use glam::{Vec3, Mat4, Quat, EulerRot, Vec2};
-use shipyard::{Component, View, ViewMut, IntoIter, UniqueView, Workload, IntoWorkload, track};
+use glam::{vec3, EulerRot, Mat4, Quat, Vec2, Vec2Swizzles, Vec3, Vec3Swizzles};
+use shipyard::{track, Component, Get, IntoIter, IntoWithId, IntoWorkload, Unique, UniqueView, View, ViewMut, Workload};
+use winit::keyboard::KeyCode;
 use std::f32::consts::PI;
-use crate::{transform::Transform, input::Inputs, settings::GameSettings, delta_time::DeltaTime};
+use crate::{client_physics::ClPhysicsActor, delta_time::DeltaTime, input::{Inputs, PrevInputs, RawKbmInputState}, settings::GameSettings, transform::Transform};
 
 #[derive(Clone, Copy, Debug, PartialEq, Eq)]
 pub enum PlayerControllerType {
@@ -18,7 +19,7 @@ pub struct PlayerController {
 impl PlayerController {
   pub const DEFAULT_FLY_CAM: Self = Self {
     control_type: PlayerControllerType::FlyCam,
-    speed: 30.,
+    speed: 50.,
   };
 
   pub const DEFAULT_FPS_CTL: Self = Self {
@@ -59,16 +60,61 @@ fn update_look(
 fn update_movement(
   controllers: View<PlayerController>,
   mut transforms: ViewMut<Transform, track::All>,
+  mut actors: ViewMut<ClPhysicsActor>,
   inputs: UniqueView<Inputs>,
+  prev_inputs: UniqueView<PrevInputs>,
   dt: UniqueView<DeltaTime>,
 ) {
-  if inputs.movement == Vec2::ZERO { return }
-  let movement = inputs.movement * dt.0.as_secs_f32();
-  for (ctl, mut transform) in (&controllers, &mut transforms).iter() {
+  let jump = inputs.jump && !prev_inputs.0.jump;
+  if (inputs.movement == Vec2::ZERO) && !jump { return }
+  let movement = inputs.movement.extend(jump as u32 as f32).xzy();
+  for (id, (ctl, mut transform)) in (&controllers, &mut transforms).iter().with_id() {
     let (scale, rotation, mut translation) = transform.0.to_scale_rotation_translation();
     let rotation_norm = rotation.normalize();
-    translation += (rotation_norm * Vec3::NEG_Z).normalize() * movement.y * ctl.speed;
-    translation += (rotation_norm * Vec3::X).normalize() * movement.x * ctl.speed;
-    transform.0 = Mat4::from_scale_rotation_translation(scale, rotation_norm, translation);
+    match ctl.control_type {
+      PlayerControllerType::FlyCam => {
+        translation += (rotation_norm * Vec3::NEG_Z).normalize() * movement.z * ctl.speed * dt.0.as_secs_f32();
+        translation += (rotation_norm * Vec3::X).normalize() * movement.x * ctl.speed * dt.0.as_secs_f32();
+        translation += Vec3::Y * movement.y * ctl.speed * dt.0.as_secs_f32();
+        transform.0 = Mat4::from_scale_rotation_translation(scale, rotation_norm, translation);
+      },
+      PlayerControllerType::FpsCtl => {
+        let mut actor = (&mut actors).get(id).unwrap();
+        let actor_on_ground = actor.on_ground();
+
+        let euler = rotation_norm.to_euler(EulerRot::YZX);
+        let right = Vec2::from_angle(-euler.0).extend(0.).xzy();
+        let forward = Vec2::from_angle(-(euler.0 + PI/2.)).extend(0.).xzy();
+
+        actor.apply_force(ctl.speed * (
+          (forward * movement.z) +
+          (right * movement.x) +
+          //TODO: remove hardcoded jump force
+          (Vec3::Y * movement.y * 125. * (actor_on_ground as u8 as f32))
+        ));
+
+        // translation += forward * movement.z * ctl.speed * dt.0.as_secs_f32();
+        // translation += right * movement.x * ctl.speed * dt.0.as_secs_f32();
+        // translation += Vec3::Y * movement.y * ctl.speed * dt.0.as_secs_f32();
+
+        // transform.0 = Mat4::from_scale_rotation_translation(scale, rotation_norm, translation);
+      }
+    }
+  }
+}
+
+pub fn debug_switch_ctl_type(
+  mut controllers: ViewMut<PlayerController>,
+  mut actors: ViewMut<ClPhysicsActor>,
+  kbm_state: UniqueView<RawKbmInputState>,
+) {
+  for (mut controller, mut actor) in (&mut controllers, &mut actors).iter() {
+    if kbm_state.keyboard_state.contains(KeyCode::F4 as u32) {
+      *controller = PlayerController::DEFAULT_FPS_CTL;
+      actor.disable = false;
+    } else if kbm_state.keyboard_state.contains(KeyCode::F5 as u32) {
+      *controller = PlayerController::DEFAULT_FLY_CAM;
+      actor.disable = true;
+    }
   }
 }