Tweaked values, learned how to add parents and children.
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Readme.md
11
Readme.md
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@ -11,7 +11,16 @@
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- [ ] Feature: Subtle Headbob, FOV change on movement (Distinguish between sprinting and walking).
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- [ ] Feature: Basic ESC UI, FPS counter, stamina bar
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- [ ] Discussion: PvP vs PvE
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- [ ] Discussion: PvP vs PvE
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PvE First, after the initial game loop is done, then PvP.
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- [ ] Discussion: Realism vs arcade
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Realism First, arcade last.
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- [ ] Discussion: Gameplay loop
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- [ ] Discussion: Is this a survival game? A Shooter? A Sandbox? All?
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End goal is all. But at first this should be a sandbox where you spawn with a gun.
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## Focus:
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Making a game that you can leverage when you realize what's possible and what's not.
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Movement system, gun handling, shooting, modding, inventory, hitreg, etc...
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@ -3,7 +3,7 @@ pub const PLAYER_ACCELERATION: f32 = 20.0;
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pub const PLAYER_JUMP_FORCE: f32 = 900.0;
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/// Time in ms that player must be grounded in order to jump again
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pub const PLAYER_JUMP_COOLDOWN_MS: u128 = 75;
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pub const PLAYER_SPRINT_SPEED_MULTIPLIER: f32 = 2.0;
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pub const PLAYER_SPRINT_SPEED_MULTIPLIER: f32 = 2.5;
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pub const PLAYER_CROUCH_SPEED_MULTIPLIER: f32 = 0.25;
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pub const PLAYER_INITIAL_WEIGHT: f32 = 75.0;
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pub const PLAYER_GRAVITY_SCALE: f32 = 4.0;
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@ -20,3 +20,11 @@ pub const PLAYER_LATERAL_ACCELERATION_WHILE_SPRINTING_MULTIPLIER: f32 = 0.2;
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pub const PLAYER_LATERAL_ACCELERATION_MULTIPLIER: f32 = 1.0;
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pub const PLAYER_LINEAR_DAMPING_TIME_OFFSET_AFTER_JUMP_IN_MS: u128 = 20;
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/*
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pub const PLAYER_CAMERA_HEADBOB_Y_POS: f32 = 0.2;
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pub const PLAYER_CAMERA_HEADBOB_Y_NEG: f32 = -0.2;
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pub const PLAYER_CAMERA_HEADBOB_X_POS: f32 = 0.2;
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pub const PLAYER_CAMERA_HEADBOB_X_NEG: f32 = -0.2;
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*/
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@ -24,32 +24,27 @@ impl Default for MouseMovementSettings {
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}
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}
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/// Synchronizes camera's translation & rotation (only 1 axis) to player.
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pub fn sync_camera_to_player(
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/// Synchronizes camera's translation to player.
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pub fn update_camera_vertical_position(
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mut player: Query<(&mut Transform, &PlayerLinearXZState), (With<Player>, Without<MainCamera>)>,
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mut camera: Query<&mut Transform, (With<MainCamera>, Without<Player>)>,
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time: Res<Time>,
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) {
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let Ok((mut player, player_linear_xz_state)) = player.get_single_mut() else { return };
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let Ok((_, player_linear_xz_state)) = player.get_single_mut() else { return };
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let Ok(mut camera_transform) = camera.get_single_mut() else { return };
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camera_transform.translation = player.translation;
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if let PlayerLinearXZState::Crouched(since) = player_linear_xz_state {
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// Lerp/Smooth out this movement
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let delta = time.elapsed().as_millis() - since;
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if delta > PLAYER_CROUCH_TIME_MS {
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camera_transform.translation.y += PLAYER_CROUCH_HEIGHT;
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camera_transform.translation.y = PLAYER_CROUCH_HEIGHT;
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} else {
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// Starts at player_camera_height -> ends at player_crouch_height (Only works if player_crouch_height is 0)
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camera_transform.translation.y += PLAYER_CAMERA_HEIGHT * (1.0 - (delta as f32 / PLAYER_CROUCH_TIME_MS as f32))
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camera_transform.translation.y = PLAYER_CAMERA_HEIGHT * (1.0 - (delta as f32 / PLAYER_CROUCH_TIME_MS as f32))
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}
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} else {
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camera_transform.translation.y += PLAYER_CAMERA_HEIGHT;
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camera_transform.translation.y = PLAYER_CAMERA_HEIGHT;
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}
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player.rotation = camera_transform.rotation;
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//camera_transform.rotate_x(radians_from_degrees(-15.0)); // Make camera slightly point downward.
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}
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/// Handles looking around if cursor is locked
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@ -59,9 +54,10 @@ pub fn follow_cursor_with_camera(
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mut motions: EventReader<MouseMotion>,
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mut player_query: Query<&mut Transform, (With<Player>, Without<MainCamera>)>,
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mut camera_query: Query<&mut Transform, (With<MainCamera>, Without<Player>)>,
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//time: Res<Time>,
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) {
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if let Ok(window) = primary_window.get_single() {
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for player_transform in player_query.iter_mut() {
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for mut player_transform in player_query.iter_mut() {
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let (mut yaw, mut pitch, _) = player_transform.rotation.to_euler(EulerRot::YXZ);
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for motion in motions.iter() {
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let window_scale = window.height().min(window.width());
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@ -73,11 +69,12 @@ pub fn follow_cursor_with_camera(
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let desired_rotation_quat =
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Quat::from_axis_angle(Vec3::Y, yaw) * Quat::from_axis_angle(Vec3::X, pitch);
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for mut camera_transform in camera_query.iter_mut() {
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camera_transform.rotation = desired_rotation_quat;
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for _camera_transform in camera_query.iter_mut() {
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player_transform.rotation = desired_rotation_quat;
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// headbob_camera(&mut camera_transform, time.delta_seconds_f64());
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}
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}
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} else {
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warn!("Primary window not found for `player_look`!");
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}
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}
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}
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@ -69,6 +69,14 @@ impl PlayerLinearXZState {
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_ => false,
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}
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}
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/*/// If already sprinting, adds time to sprint
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/// If not sprinting sets sprint.
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pub fn sprint(&mut self, time: u128) {
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match self {
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PlayerLinearXZState::Sprinting(since) => {},
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_ => *self = PlayerLinearXZState::Sprinting(time)
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};
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}*/
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}
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/// Holds all the possible ways a player can be attempting to move at any time.
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@ -14,6 +14,14 @@ use super::player_movement::{PlayerLinearXZState, PlayerLinearYState};
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pub fn spawn_player(mut commands: Commands, asset_server: Res<AssetServer>) {
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let skybox_handle = asset_server.load(CUBEMAPS[0].0);
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let camera = commands
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.spawn(MainCamera)
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.insert(Camera3dBundle {
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transform: Transform::from_xyz(0.0, 0.0, 0.0).looking_at(Vec3::ZERO, Vec3::Y),
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..Default::default()
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})
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.insert(Skybox(skybox_handle.clone())).id();
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commands
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.spawn(Player)
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.insert(RigidBody::Dynamic)
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@ -44,15 +52,12 @@ pub fn spawn_player(mut commands: Commands, asset_server: Res<AssetServer>) {
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torque_impulse: Vec3::ZERO,
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})
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.insert(PlayerLinearYState::Falling)
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.insert(PlayerLinearXZState::Stopped);
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.insert(PlayerLinearXZState::Stopped)
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.push_children(&[camera]);
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commands
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.spawn(MainCamera)
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.insert(Camera3dBundle {
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transform: Transform::from_xyz(0.0, 0.0, 0.0).looking_at(Vec3::ZERO, Vec3::Y),
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..Default::default()
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})
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.insert(Skybox(skybox_handle.clone()));
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commands.insert_resource(Cubemap {
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is_loaded: false,
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@ -4,7 +4,7 @@ use crate::{
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comps::core::controller::{capture_cursor, capture_input},
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logic::core::player::{
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camera_player_sync::{
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follow_cursor_with_camera, sync_camera_to_player, MouseMovementSettings,
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follow_cursor_with_camera, MouseMovementSettings, update_camera_vertical_position,
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},
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player_vertical_sync::sync_player_y_state,
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spawn_player::spawn_player,
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@ -22,14 +22,16 @@ pub fn load_scene(application: &mut App) {
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application.add_systems(Startup, spawn_ground);
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application.add_systems(Startup, spawn_obstacles);
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application.add_systems(Startup, spawn_player);
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// Update
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application.add_systems(Update, capture_input);
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application.add_systems(Update, sync_camera_to_player);
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//application.add_systems(Update, sync_camera_to_player);
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application.add_systems(Update, capture_cursor);
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application.add_systems(Update, sync_player_y_state);
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application.add_systems(Update, follow_cursor_with_camera);
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application.add_systems(Update, asset_loaded);
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application.add_systems(Update, update_camera_vertical_position);
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application.add_systems(Startup, setup_lighting);
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}
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