savanni
/
monorepo
1
0
Fork 0
Code Issues 76 Pull Requests Projects 6 Releases Wiki Activity

Convert glade components to Rust and add the palette (#26) 

Co-authored-by: Savanni D'Gerinel <savanni@luminescent-dreams.com>
Reviewed-on: savanni/tools#26
This commit is contained in:
savanni 2023-03-01 14:28:38 +00:00
parent 1016ba756c
commit 226329ab6d
7 changed files with 356 additions and 277 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

99
hex-grid/resources/main.glade
View File

@ -1,99 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<interface>
<template class="HexGridWindow" parent="GtkApplicationWindow">
<property name="can-focus">False</property>
<child>
<object class="GtkBox">
<property name="visible">True</property>
<property name="can-focus">False</property>
<property name="spacing">8</property>
<child>
<object class="GtkDrawingArea" id="drawing_area">
<property name="width-request">1024</property>
<property name="height-request">768</property>
<property name="visible">True</property>
<property name="can-focus">False</property>
<property name="margin-start">8</property>
<property name="margin-end">8</property>
<property name="margin-top">8</property>
<property name="margin-bottom">8</property>
<property name="hexpand">True</property>
</object>
</child>
<child>
<object class="GtkBox">
<property name="width-request">100</property>
<property name="visible">True</property>
<property name="can-focus">False</property>
<property name="margin-start">4</property>
<property name="margin-end">4</property>
<property name="margin-top">4</property>
<property name="margin-bottom">4</property>
<property name="orientation">vertical</property>
<property name="spacing">8</property>
<child>
<object class="GtkBox">
<property name="visible">True</property>
<property name="can-focus">False</property>
<property name="hexpand">True</property>
<property name="spacing">8</property>
<property name="homogeneous">True</property>
<child>
<object class="GtkLabel">
<property name="visible">True</property>
<property name="can-focus">False</property>
<property name="label" translatable="yes">Canvas Address</property>
</object>
</child>
<child>
<object class="GtkLabel" id="canvas_address">
<property name="visible">True</property>
<property name="can-focus">False</property>
<property name="margin-start">4</property>
<property name="margin-end">4</property>
<property name="margin-top">4</property>
<property name="margin-bottom">4</property>
<property name="label" translatable="yes">-----</property>
</object>
</child>
</object>
</child>
<child>
<object class="GtkBox">
<property name="visible">True</property>
<property name="can-focus">False</property>
<property name="hexpand">True</property>
<property name="spacing">8</property>
<property name="homogeneous">True</property>
<child>
<object class="GtkLabel">
<property name="visible">True</property>
<property name="can-focus">False</property>
<property name="label" translatable="yes">Hexagon Address</property>
</object>
</child>
<child>
<object class="GtkLabel" id="hex_address">
<property name="visible">True</property>
<property name="can-focus">False</property>
<property name="margin-start">4</property>
<property name="margin-end">4</property>
<property name="margin-top">4</property>
<property name="margin-bottom">4</property>
<property name="label" translatable="yes">-----</property>
</object>
</child>
</object>
</child>
<child>
<placeholder/>
</child>
<child>
<placeholder/>
</child>
</object>
</child>
</object>
</child>
</template>
</interface>

1
hex-grid/resources/resources.gresources.xml
View File

@ -1,7 +1,6 @@
<?xml version="1.0" encoding="UTF-8"?>
<gresources>
<gresource prefix="/com/luminescent-dreams/hex-grid/">
<file>main.glade</file>
<file>terrain.ppm</file>
<file>map.txt</file>
</gresource>

39
hex-grid/src/labeled_field.rs Normal file
View File

@ -0,0 +1,39 @@
use glib::Object;
use gtk::{prelude::*, subclass::prelude::*};
#[derive(Default)]
pub struct LabeledFieldPrivate {
value: gtk::Label,
}
#[glib::object_subclass]
impl ObjectSubclass for LabeledFieldPrivate {
const NAME: &'static str = "LabeledField";
type Type = LabeledField;
type ParentType = gtk::Box;
}
impl ObjectImpl for LabeledFieldPrivate {}
impl WidgetImpl for LabeledFieldPrivate {}
impl BoxImpl for LabeledFieldPrivate {}
glib::wrapper! {
pub struct LabeledField(ObjectSubclass<LabeledFieldPrivate>) @extends gtk::Box, gtk::Widget;
}
impl LabeledField {
pub fn new(label: &str, default_value: &str) -> Self {
let field: Self = Object::builder().build();
field.set_hexpand(true);
field.set_spacing(8);
field.set_homogeneous(true);
field.append(&gtk::Label::new(Some(label)));
field.append(&field.imp().value);
field.imp().value.set_label(default_value);
field
}
pub fn set_value(&self, value: &str) {
self.imp().value.set_label(value);
}
}

288
hex-grid/src/main.rs
View File

@ -10,92 +10,24 @@ Luminescent Dreams Tools is distributed in the hope that it will be useful, but
You should have received a copy of the GNU General Public License along with Lumeto. If not, see <https://www.gnu.org/licenses/>.
*/
use cairo::{Context, Path};
use cairo::Context;
use coordinates::{hex_map::parse_data, AxialAddr};
use gio::resources_lookup_data;
use glib::{subclass::InitializingObject, Object};
use gtk::{
gdk_pixbuf::Pixbuf, gio, prelude::*, subclass::prelude::*, Application, CompositeTemplate,
DrawingArea, Label,
};
use image::{io::Reader as ImageReader, DynamicImage};
use gtk::{gio, prelude::*, subclass::prelude::*, Application, DrawingArea};
use image::io::Reader as ImageReader;
use std::{cell::RefCell, io::Cursor, rc::Rc};
mod labeled_field;
mod palette_entry;
mod tile;
mod utilities;
const APP_ID: &'static str = "com.luminescent-dreams.hex-grid";
const HEX_RADIUS: f64 = 50.;
const MAP_RADIUS: usize = 3;
const DRAWING_ORIGIN: (f64, f64) = (1024. / 2., 768. / 2.);
#[derive(Clone, Debug)]
enum Terrain {
Empty,
Mountain,
Grasslands,
ShallowWater,
DeepWater,
Badlands,
Desert,
Swamp,
}
impl Default for Terrain {
fn default() -> Self {
Self::Empty
}
}
impl From<&str> for Terrain {
fn from(s: &str) -> Self {
match s {
"m" => Self::Mountain,
"g" => Self::Grasslands,
"sw" => Self::ShallowWater,
"dw" => Self::DeepWater,
"b" => Self::Badlands,
"d" => Self::Desert,
"s" => Self::Swamp,
_ => Self::Empty,
}
}
}
impl From<String> for Terrain {
fn from(s: String) -> Self {
Self::from(s.as_ref())
}
}
struct Tile {
terrain: Terrain,
image: Pixbuf,
}
impl Tile {
fn new(source: &DynamicImage, terrain: Terrain) -> Tile {
let image = match terrain {
Terrain::DeepWater => pixbuf_from_image_tile(source.clone().crop(0, 0, 100, 88)),
Terrain::ShallowWater => pixbuf_from_image_tile(source.clone().crop(100, 0, 100, 88)),
Terrain::Grasslands => pixbuf_from_image_tile(source.clone().crop(200, 0, 100, 88)),
Terrain::Desert => pixbuf_from_image_tile(source.clone().crop(300, 0, 100, 88)),
Terrain::Mountain => pixbuf_from_image_tile(source.clone().crop(0, 88, 100, 88)),
Terrain::Badlands => pixbuf_from_image_tile(source.clone().crop(100, 88, 100, 88)),
Terrain::Swamp => pixbuf_from_image_tile(source.clone().crop(0, 176, 100, 88)),
Terrain::Empty => pixbuf_from_image_tile(source.clone().crop(300, 176, 100, 88)),
};
Tile { terrain, image }
}
fn render_on_context(&self, context: &Context, translate_x: f64, translate_y: f64) {
context.save().unwrap();
context.append_path(&hexagon_path(context, translate_x, translate_y, 100., 88.));
context.clip();
context.set_source_pixbuf(&self.image, translate_x, translate_y);
context.paint().expect("paint should succeed");
context.restore().unwrap();
}
}
fn main() {
gio::resources_register_include!("com.luminescent-dreams.hex-grid.gresource")
.expect("Failed to register resources");
@ -110,15 +42,13 @@ fn main() {
app.run();
}
#[derive(CompositeTemplate, Default)]
#[template(resource = "/com/luminescent-dreams/hex-grid/main.glade")]
pub struct HexGridWindowPrivate {
#[template_child]
pub drawing_area: TemplateChild<DrawingArea>,
#[template_child]
pub hex_address: TemplateChild<Label>,
#[template_child]
pub canvas_address: TemplateChild<Label>,
layout: gtk::Box,
palette: gtk::Box,
drawing_area: DrawingArea,
hex_address: labeled_field::LabeledField,
canvas_address: labeled_field::LabeledField,
current_coordinate: Rc<RefCell<Option<AxialAddr>>>,
}
@ -129,17 +59,71 @@ impl ObjectSubclass for HexGridWindowPrivate {
type Type = HexGridWindow;
type ParentType = gtk::ApplicationWindow;
fn class_init(c: &mut Self::Class) {
c.bind_template();
}
fn new() -> Self {
println!("hexGridWindowPrivate::new()");
let current_coordinate = Rc::new(RefCell::new(None));
fn instance_init(obj: &InitializingObject<Self>) {
obj.init_template();
let drawing_area = DrawingArea::builder()
.width_request(1024)
.height_request(768)
.margin_start(8)
.margin_end(8)
.margin_top(8)
.margin_bottom(8)
.hexpand(true)
.build();
let layout = gtk::Box::builder()
.homogeneous(false)
.spacing(8)
.can_focus(false)
.visible(true)
.build();
let sidebar = gtk::Box::builder()
.orientation(gtk::Orientation::Vertical)
.width_request(100)
.visible(true)
.can_focus(false)
.margin_start(4)
.margin_end(4)
.margin_top(4)
.margin_bottom(4)
.spacing(8)
.build();
let canvas_address = labeled_field::LabeledField::new("Canvas Address", "-----");
let hex_address = labeled_field::LabeledField::new("Hex Address", "-----");
let palette = gtk::Box::builder()
.spacing(8)
.orientation(gtk::Orientation::Vertical)
.hexpand(true)
.build();
sidebar.append(&canvas_address);
sidebar.append(&hex_address);
sidebar.append(&palette);
layout.append(&drawing_area);
layout.append(&sidebar);
layout.show();
Self {
drawing_area,
hex_address,
canvas_address,
current_coordinate,
layout,
palette,
}
}
}
impl ObjectImpl for HexGridWindowPrivate {
fn constructed(&self) {
println!("HexGridWindowPrivate::constructed()");
self.parent_constructed();
let map_text_resource = resources_lookup_data(
@ -149,7 +133,8 @@ impl ObjectImpl for HexGridWindowPrivate {
.expect("map should be in the bundle")
.to_vec();
let hex_map = parse_data::<Terrain>(String::from_utf8(map_text_resource).unwrap().lines());
let hex_map =
parse_data::<tile::Terrain>(String::from_utf8(map_text_resource).unwrap().lines());
let terrain_data = resources_lookup_data(
"/com/luminescent-dreams/hex-grid/terrain.ppm",
@ -161,13 +146,28 @@ impl ObjectImpl for HexGridWindowPrivate {
.unwrap();
let image = reader.decode().unwrap();
let deep_water = Tile::new(&image, Terrain::DeepWater);
let shallow_water = Tile::new(&image, Terrain::ShallowWater);
let grasslands = Tile::new(&image, Terrain::Grasslands);
let desert = Tile::new(&image, Terrain::Desert);
let mountain = Tile::new(&image, Terrain::Mountain);
let badlands = Tile::new(&image, Terrain::Badlands);
let swamp = Tile::new(&image, Terrain::Swamp);
let badlands = tile::Tile::new(&image, tile::Terrain::Badlands);
let deep_water = tile::Tile::new(&image, tile::Terrain::DeepWater);
let desert = tile::Tile::new(&image, tile::Terrain::Desert);
let grasslands = tile::Tile::new(&image, tile::Terrain::Grasslands);
let mountain = tile::Tile::new(&image, tile::Terrain::Mountain);
let shallow_water = tile::Tile::new(&image, tile::Terrain::ShallowWater);
let swamp = tile::Tile::new(&image, tile::Terrain::Swamp);
self.palette
.append(&palette_entry::PaletteEntry::new(&badlands));
self.palette
.append(&palette_entry::PaletteEntry::new(&deep_water));
self.palette
.append(&palette_entry::PaletteEntry::new(&desert));
self.palette
.append(&palette_entry::PaletteEntry::new(&grasslands));
self.palette
.append(&palette_entry::PaletteEntry::new(&mountain));
self.palette
.append(&palette_entry::PaletteEntry::new(&shallow_water));
self.palette
.append(&palette_entry::PaletteEntry::new(&swamp));
let motion_controller = gtk::EventControllerMotion::new();
{
@ -182,13 +182,13 @@ impl ObjectImpl for HexGridWindowPrivate {
let (q, r) = axial_round(q, r);
let coordinate = AxialAddr::new(q, r);
canvas_address.set_label(&format!("{:.0} {:.0}", x, y));
canvas_address.set_value(&format!("{:.0} {:.0}", x, y));
if coordinate.distance(&AxialAddr::origin()) > MAP_RADIUS {
hex_address.set_label(&format!("-----"));
hex_address.set_value(&format!("-----"));
*c.borrow_mut() = None;
} else {
hex_address.set_label(&format!("{:.0} {:.0}", coordinate.q(), coordinate.r()));
hex_address.set_value(&format!("{:.0} {:.0}", coordinate.q(), coordinate.r()));
*c.borrow_mut() = Some(coordinate);
}
});
@ -201,16 +201,6 @@ impl ObjectImpl for HexGridWindowPrivate {
context.set_line_width(2.);
/*
deep_water.render_on_context(&context, 0., 0.);
shallow_water.render_on_context(&context, 150., 0.);
grasslands.render_on_context(&context, 300., 0.);
desert.render_on_context(&context, 450., 0.);
mountain.render_on_context(&context, 0., 100.);
badlands.render_on_context(&context, 150., 100.);
swamp.render_on_context(&context, 0., 200.);
*/
for coordinate in vec![AxialAddr::origin()]
.into_iter()
.chain(AxialAddr::origin().addresses(MAP_RADIUS))
@ -225,17 +215,16 @@ impl ObjectImpl for HexGridWindowPrivate {
let translate_y = center_y - (3. as f64).sqrt() * HEX_RADIUS / 2.;
let tile = match hex_map.get(&coordinate).unwrap() {
Terrain::Mountain => &mountain,
Terrain::Grasslands => &grasslands,
Terrain::ShallowWater => &shallow_water,
Terrain::DeepWater => &deep_water,
Terrain::Badlands => &badlands,
Terrain::Desert => &desert,
Terrain::Swamp => &swamp,
tile::Terrain::Mountain => &mountain,
tile::Terrain::Grasslands => &grasslands,
tile::Terrain::ShallowWater => &shallow_water,
tile::Terrain::DeepWater => &deep_water,
tile::Terrain::Badlands => &badlands,
tile::Terrain::Desert => &desert,
tile::Terrain::Swamp => &swamp,
_ => panic!("unhandled terrain type"),
};
tile.render_on_context(context, translate_x, translate_y);
// draw_hexagon(context, center_x, center_y, HEX_RADIUS);
}
});
}
@ -254,14 +243,16 @@ glib::wrapper! {
impl HexGridWindow {
pub fn new(app: &Application) -> Self {
Object::builder().property("application", app).build()
let window: Self = Object::builder().property("application", app).build();
window.set_child(Some(&window.imp().layout));
window
}
}
fn draw_hexagon(context: &Context, center_x: f64, center_y: f64, radius: f64) {
let ul_x = center_x - radius;
let ul_y = center_y - (3. as f64).sqrt() * radius / 2.;
let points: Vec<(f64, f64)> = hexagon(radius * 2., (3. as f64).sqrt() * radius);
let points: Vec<(f64, f64)> = utilities::hexagon(radius * 2., (3. as f64).sqrt() * radius);
context.new_path();
context.move_to(ul_x + points[0].0, ul_y + points[0].1);
context.line_to(ul_x + points[1].0, ul_y + points[1].1);
@ -272,51 +263,6 @@ fn draw_hexagon(context: &Context, center_x: f64, center_y: f64, radius: f64) {
context.close_path();
}
fn hexagon_path(
context: &Context,
translate_x: f64,
translate_y: f64,
width: f64,
height: f64,
) -> Path {
context.new_path();
let points = hexagon(width, height);
context.move_to(translate_x + points[0].0, translate_y + points[0].1);
context.line_to(translate_x + points[1].0, translate_y + points[1].1);
context.line_to(translate_x + points[2].0, translate_y + points[2].1);
context.line_to(translate_x + points[3].0, translate_y + points[3].1);
context.line_to(translate_x + points[4].0, translate_y + points[4].1);
context.line_to(translate_x + points[5].0, translate_y + points[5].1);
context.copy_path().expect("to successfully copy a path")
}
fn hexagon(width: f64, height: f64) -> Vec<(f64, f64)> {
let center_x = width / 2.;
let center_y = height / 2.;
let radius = width / 2.;
vec![
(center_x + radius, center_y),
(
center_x + radius / 2.,
center_y + (3. as f64).sqrt() * radius / 2.,
),
(
center_x - radius / 2.,
center_y + (3. as f64).sqrt() * radius / 2.,
),
(center_x - radius, center_y),
(
center_x - radius / 2.,
center_y - (3. as f64).sqrt() * radius / 2.,
),
(
center_x + radius / 2.,
center_y - (3. as f64).sqrt() * radius / 2.,
),
]
}
fn axial_round(q_f64: f64, r_f64: f64) -> (i32, i32) {
let s_f64 = -q_f64 - r_f64;
let mut q = q_f64.round();
@ -334,15 +280,3 @@ fn axial_round(q_f64: f64, r_f64: f64) -> (i32, i32) {
}
unsafe { (q.to_int_unchecked::<i32>(), r.to_int_unchecked::<i32>()) }
}
fn pixbuf_from_image_tile(image: image::DynamicImage) -> Pixbuf {
Pixbuf::from_bytes(
&glib::Bytes::from(image.as_bytes()),
gtk::gdk_pixbuf::Colorspace::Rgb,
false,
8,
image.width() as i32,
image.height() as i32,
image.to_rgb8().sample_layout().height_stride as i32,
)
}

52
hex-grid/src/palette_entry.rs Normal file
View File

@ -0,0 +1,52 @@
use crate::tile;
use glib::Object;
use gtk::{prelude::*, subclass::prelude::*};
use std::{cell::RefCell, rc::Rc};
pub struct PaletteEntryPrivate {
terrain: Rc<RefCell<tile::Terrain>>,
}
#[glib::object_subclass]
impl ObjectSubclass for PaletteEntryPrivate {
const NAME: &'static str = "PaletteEntry";
type Type = PaletteEntry;
type ParentType = gtk::ListBoxRow;
fn new() -> Self {
Self {
terrain: Rc::new(RefCell::new(tile::Terrain::Empty)),
}
}
}
impl ObjectImpl for PaletteEntryPrivate {}
impl WidgetImpl for PaletteEntryPrivate {}
impl ListBoxRowImpl for PaletteEntryPrivate {
fn activate(&self) {
println!("row activated: {:?}", self.terrain);
}
}
glib::wrapper! {
pub struct PaletteEntry(ObjectSubclass<PaletteEntryPrivate>) @extends gtk::ListBoxRow, gtk::Widget;
}
impl PaletteEntry {
pub fn new(tile: &tile::Tile) -> Self {
let row: Self = Object::builder().build();
*row.imp().terrain.borrow_mut() = tile.terrain.clone();
let layout = gtk::Box::builder().spacing(8).build();
let image = gtk::Image::from_pixbuf(Some(&tile.image));
image.set_width_request(100);
image.set_height_request(88);
layout.append(&image);
layout.append(&gtk::Label::new(Some(&String::from(&tile.terrain))));
row.set_child(Some(&layout));
row
}
}

108
hex-grid/src/tile.rs Normal file
View File

@ -0,0 +1,108 @@
use crate::utilities;
use cairo::Context;
use gtk::{gdk_pixbuf::Pixbuf, prelude::*};
use image::DynamicImage;
#[derive(Clone, Debug)]
pub enum Terrain {
Badlands,
DeepWater,
Desert,
Empty,
Grasslands,
Mountain,
ShallowWater,
Swamp,
}
impl Default for Terrain {
fn default() -> Self {
Self::Empty
}
}
impl From<&str> for Terrain {
fn from(s: &str) -> Self {
match s {
"m" => Self::Mountain,
"g" => Self::Grasslands,
"sw" => Self::ShallowWater,
"dw" => Self::DeepWater,
"b" => Self::Badlands,
"d" => Self::Desert,
"s" => Self::Swamp,
_ => Self::Empty,
}
}
}
impl From<String> for Terrain {
fn from(s: String) -> Self {
Self::from(s.as_ref())
}
}
impl From<&Terrain> for String {
fn from(t: &Terrain) -> Self {
match t {
Terrain::Badlands => "Badlands",
Terrain::DeepWater => "Deep Water",
Terrain::Desert => "Desert",
Terrain::Empty => "Empty",
Terrain::Grasslands => "Grasslands",
Terrain::Mountain => "Mountain",
Terrain::ShallowWater => "Shallow Water",
Terrain::Swamp => "Swamp",
}
.to_owned()
}
}
pub struct Tile {
pub terrain: Terrain,
pub image: Pixbuf,
}
impl Tile {
pub fn new(source: &DynamicImage, terrain: Terrain) -> Tile {
let image = match terrain {
Terrain::DeepWater => pixbuf_from_image_tile(source.clone().crop(0, 0, 100, 88)),
Terrain::ShallowWater => pixbuf_from_image_tile(source.clone().crop(100, 0, 100, 88)),
Terrain::Grasslands => pixbuf_from_image_tile(source.clone().crop(200, 0, 100, 88)),
Terrain::Desert => pixbuf_from_image_tile(source.clone().crop(300, 0, 100, 88)),
Terrain::Mountain => pixbuf_from_image_tile(source.clone().crop(0, 88, 100, 88)),
Terrain::Badlands => pixbuf_from_image_tile(source.clone().crop(100, 88, 100, 88)),
Terrain::Swamp => pixbuf_from_image_tile(source.clone().crop(0, 176, 100, 88)),
Terrain::Empty => pixbuf_from_image_tile(source.clone().crop(300, 176, 100, 88)),
};
Tile { terrain, image }
}
pub fn render_on_context(&self, context: &Context, translate_x: f64, translate_y: f64) {
context.save().unwrap();
context.append_path(&utilities::hexagon_path(
context,
translate_x,
translate_y,
100.,
88.,
));
context.clip();
context.set_source_pixbuf(&self.image, translate_x, translate_y);
context.paint().expect("paint should succeed");
context.restore().unwrap();
}
}
fn pixbuf_from_image_tile(image: image::DynamicImage) -> Pixbuf {
Pixbuf::from_bytes(
&glib::Bytes::from(image.as_bytes()),
gtk::gdk_pixbuf::Colorspace::Rgb,
false,
8,
image.width() as i32,
image.height() as i32,
image.to_rgb8().sample_layout().height_stride as i32,
)
}

46
hex-grid/src/utilities.rs Normal file
View File

@ -0,0 +1,46 @@
use cairo::{Context, Path};
pub fn hexagon_path(
context: &Context,
translate_x: f64,
translate_y: f64,
width: f64,
height: f64,
) -> Path {
context.new_path();
let points = hexagon(width, height);
context.move_to(translate_x + points[0].0, translate_y + points[0].1);
context.line_to(translate_x + points[1].0, translate_y + points[1].1);
context.line_to(translate_x + points[2].0, translate_y + points[2].1);
context.line_to(translate_x + points[3].0, translate_y + points[3].1);
context.line_to(translate_x + points[4].0, translate_y + points[4].1);
context.line_to(translate_x + points[5].0, translate_y + points[5].1);
context.copy_path().expect("to successfully copy a path")
}
pub fn hexagon(width: f64, height: f64) -> Vec<(f64, f64)> {
let center_x = width / 2.;
let center_y = height / 2.;
let radius = width / 2.;
vec![
(center_x + radius, center_y),
(
center_x + radius / 2.,
center_y + (3. as f64).sqrt() * radius / 2.,
),
(
center_x - radius / 2.,
center_y + (3. as f64).sqrt() * radius / 2.,
),
(center_x - radius, center_y),
(
center_x - radius / 2.,
center_y - (3. as f64).sqrt() * radius / 2.,
),
(
center_x + radius / 2.,
center_y - (3. as f64).sqrt() * radius / 2.,
),
]
}