331 lines
6.9 KiB
Plaintext
331 lines
6.9 KiB
Plaintext
fn init(state) {
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conf::show_starfield(true);
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conf::show_phys(true);
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sprite::add(
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"ring",
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"ui::status",
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Rect(
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-5.0, -5.0, 100.0, 100.0,
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Anchor::NorthEast,
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Anchor::NorthEast
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)
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);
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radialbar::add(
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"shield", 2.5,
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Color(0.3, 0.6, 0.8, 1.0),
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Rect(
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-9.5, -9.5, 91.0, 91.0,
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Anchor::NorthEast,
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Anchor::NorthEast
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)
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);
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radialbar::add(
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"hull", 2.5,
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Color(0.8, 0.7, 0.5, 1.0),
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Rect(
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-13.5, -13.5, 83.0, 83.0,
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Anchor::NorthEast,
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Anchor::NorthEast
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)
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);
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let radar_size = 150.0;
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let radar_range = 4000.0;
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let hide_range = 0.85;
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let shrink_distance = 20.0;
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sprite::add(
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"radar",
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"ui::radar",
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Rect(
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5.0, -5.0,
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radar_size, radar_size,
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Anchor::NorthWest,
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Anchor::NorthWest
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)
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);
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let init_pos = Rect(
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(radar_size / 2.0 + 5),
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(radar_size / -2.0 - 5),
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3.5, 3.5,
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Anchor::NorthWest,
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Anchor::Center
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);
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sprite::add("radar.frame.ne", "ui::radarframe", init_pos);
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sprite::add("radar.frame.se", "ui::radarframe", init_pos);
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sprite::add("radar.frame.sw", "ui::radarframe", init_pos);
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sprite::add("radar.frame.nw", "ui::radarframe", init_pos);
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sprite::set_angle("radar.frame.se", 90.0);
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sprite::set_angle("radar.frame.sw", 180.0);
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sprite::set_angle("radar.frame.nw", 270.0);
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sprite::set_color("radar.frame.ne", Color(0.3, 0.3, 0.3, 1.0));
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sprite::set_color("radar.frame.se", Color(0.3, 0.3, 0.3, 1.0));
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sprite::set_color("radar.frame.sw", Color(0.3, 0.3, 0.3, 1.0));
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sprite::set_color("radar.frame.nw", Color(0.3, 0.3, 0.3, 1.0));
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sprite::add("radar.arrow", "ui::centerarrow", init_pos);
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}
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fn event(state, event) {
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if type_of(event) == "PlayerShipStateEvent" {
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if state.player_ship().is_landed() {
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ui::go_to_scene("landed");
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return PlayerDirective::None;
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}
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return PlayerDirective::None;
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}
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if type_of(event) == "ScrollEvent" {
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return ui::set_camera_zoom(
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ui::get_camera_zoom()
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- (5.0 * event.val())
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);
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}
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if type_of(event) == "KeyboardEvent" {
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if event.key() == "up" {
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return PlayerDirective::Engine(event.is_down());
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}
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if event.key() == "left" {
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return PlayerDirective::TurnLeft(event.is_down());
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}
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if event.key() == "right" {
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return PlayerDirective::TurnRight(event.is_down());
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}
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if event.key() == "space" {
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return PlayerDirective::Guns(event.is_down());
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}
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if event.key() == "L" && event.is_down() {
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return PlayerDirective::Land;
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}
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return PlayerDirective::None;
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}
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}
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fn step(state) {
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if state.player_ship().stat_shield_strength() == 0.0 {
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radialbar::set_val("shield", 0.0);
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} else {
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radialbar::set_val("shield",
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state.player_ship().current_shields()
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/ state.player_ship().stat_shield_strength()
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);
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}
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radialbar::set_val("hull",
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state.player_ship().current_hull()
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/ state.player_ship().total_hull()
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);
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// TODO: share variables with init();
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let p_pos = state.player_ship().get_pos();
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// Radar arrow
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{
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let q = Vector(0.0, 0.0) - state.player_ship().get_pos();
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let m = q.norm();
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let angle = Vector(1.0, 0.0).clockwise_angle(q);
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let position = Vector(5.0 + (radar_size / 2.0), -5.0 - (radar_size / 2.0));
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let rot = Vector(0.915 * (radar_size / 2.0), 0.0);
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let pos = position + rot.rotate(angle);
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sprite::set_rect("radar.arrow",
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Rect(
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pos.x(), pos.y(),
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5.0, 5.0,
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Anchor::NorthWest,
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Anchor::Center
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)
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);
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sprite::set_angle("radar.arrow", angle - 90.0);
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sprite::set_color(
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"radar.arrow",
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Color(
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1.0, 1.0, 1.0,
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clamp((m - 200.0) /400.0, 0.0, 1.0)
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)
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)
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}
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// Ships
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{
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for s in state.ships() {
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let uid = s.phys_uid();
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let sprite_name = `radar.ship.${uid}`;
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if (
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!s.is_some() ||
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s.is_dead() ||
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s.is_landed()
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){
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if sprite::exists(sprite_name) {
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sprite::remove(sprite_name);
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}
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continue;
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}
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let color = Color(0.2, 0.2, 0.2, 1.0);
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if s.is_flying() {
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color = s.get_faction_color()
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}
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let size_init = s.get_size() * (1.0 / 50.0);
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let pos = s.get_pos();
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let d = (pos - p_pos) / radar_range;
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let m = d.norm() + (size_init / (2.0 * radar_size));
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if m < hide_range {
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let size = (hide_range - m) * size_init * shrink_distance;
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if size > size_init {
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size = size_init;
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}
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if size < 1.0 {
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if sprite::exists(sprite_name) {
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sprite::remove(sprite_name);
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}
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continue;
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}
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let pos = Vector(radar_size / 2.0 + 5.0, radar_size / -2.0 - 5.0);
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pos = pos + (d * radar_size / 2.0);
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if !sprite::exists(sprite_name) {
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sprite::add(
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sprite_name,
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"ui::shipblip",
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Rect(
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pos.x(), pos.y(),
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size, size,
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Anchor::NorthWest,
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Anchor::Center
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)
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);
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} else {
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sprite::set_rect(
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sprite_name,
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Rect(
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pos.x(), pos.y(),
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size, size,
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Anchor::NorthWest,
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Anchor::Center
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)
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);
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}
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sprite::set_color(sprite_name, color);
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}
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}
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}
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// System objects
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{
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for o in state.objects() {
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let l = o.get_index();
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let sprite_name = `radar.object.${l}`;
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if !o.is_some() {
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if sprite::exists(sprite_name) {
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sprite::remove(sprite_name);
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}
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continue;
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}
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let size_init = (o.get_size() / o.get_pos_z()) / (radar_range * (1.0 / 300.0));
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let pos = o.get_pos();
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let d = (pos - p_pos) / radar_range;
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let m = d.norm() + (size_init / (2.0 * radar_size));
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if m < hide_range {
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let size = (hide_range - m) * size_init * shrink_distance;
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if size > size_init {
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size = size_init;
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}
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if size < 1.0 {
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// Don't draw tiny sprites, they flicker
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if sprite::exists(sprite_name) {
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sprite::remove(sprite_name);
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}
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continue;
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}
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let pos = (
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Vector(radar_size / 2.0 + 5.0, radar_size / -2.0 - 5.0)
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+ (d * radar_size / 2.0)
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);
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if !sprite::exists(sprite_name) {
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sprite::add(
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sprite_name,
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"ui::planetblip",
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Rect(
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pos.x(), pos.y(),
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size, size,
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Anchor::NorthWest,
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Anchor::Center
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)
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);
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} else {
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sprite::set_rect(
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sprite_name,
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Rect(
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pos.x(), pos.y(),
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size, size,
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Anchor::NorthWest,
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Anchor::Center
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)
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);
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}
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}
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}
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}
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// Window frame
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{
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let dx = (((ui::get_camera_zoom() / 2.0) * state.window_aspect()) / radar_range) * (radar_size / 2.0);
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let dy = ((ui::get_camera_zoom() / 2.0) / radar_range) * (radar_size / 2.0);
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sprite::set_rect("radar.frame.ne",
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Rect(
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(radar_size / 2.0 + 5) - dx,
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(radar_size / -2.0 - 5) + dy,
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3.5, 3.5,
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Anchor::NorthWest,
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Anchor::Center
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)
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);
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sprite::set_rect("radar.frame.se",
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Rect(
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(radar_size / 2.0 + 5) - dx,
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(radar_size / -2.0 - 5) - dy,
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3.5, 3.5,
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Anchor::NorthWest,
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Anchor::Center
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)
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);
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sprite::set_rect("radar.frame.sw",
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Rect(
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(radar_size / 2.0 + 5) + dx,
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(radar_size / -2.0 - 5) - dy,
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3.5, 3.5,
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Anchor::NorthWest,
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Anchor::Center
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)
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);
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sprite::set_rect("radar.frame.nw",
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Rect(
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(radar_size / 2.0 + 5) + dx,
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(radar_size / -2.0 - 5) + dy,
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3.5, 3.5,
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Anchor::NorthWest,
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Anchor::Center
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)
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);
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}
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} |