From c4cfed13ec6f2c26f20691130655fc6290a44f15 Mon Sep 17 00:00:00 2001
From: sparshg <43041139+sparshg@users.noreply.github.com>
Date: Sat, 8 Oct 2022 18:45:07 +0530
Subject: [PATCH] base classes

---
 Cargo.lock       | 411 +++++++++++++++++++++++++++++++++++++++++++++++
 Cargo.toml       |  10 ++
 src/asteroids.rs |  52 ++++++
 src/main.rs      |  27 ++++
 src/player.rs    | 101 ++++++++++++
 5 files changed, 601 insertions(+)
 create mode 100644 Cargo.lock
 create mode 100644 Cargo.toml
 create mode 100644 src/asteroids.rs
 create mode 100644 src/main.rs
 create mode 100644 src/player.rs

diff --git a/Cargo.lock b/Cargo.lock
new file mode 100644
index 0000000..3aea678
--- /dev/null
+++ b/Cargo.lock
@@ -0,0 +1,411 @@
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diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..0e0df32
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,10 @@
+[package]
+name = "genetic"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+macroquad = "0.3.24"
+macroquad-particles = "0.1.1"
diff --git a/src/asteroids.rs b/src/asteroids.rs
new file mode 100644
index 0000000..9c403b1
--- /dev/null
+++ b/src/asteroids.rs
@@ -0,0 +1,52 @@
+use macroquad::{prelude::*, rand::gen_range};
+
+#[derive(Default)]
+pub struct Asteroid {
+    pos: Vec2,
+    vel: Vec2,
+    sides: u8,
+    radius: f32,
+    rot: f32,
+    omega: f32,
+}
+
+impl Asteroid {
+    pub fn new() -> Self {
+        let mut r = vec2(
+            if gen_range(0., 1.) > 0.5 { -1. } else { 1. },
+            gen_range(-1., 1.),
+        );
+        if gen_range(0., 1.) > 0.5 {
+            r = vec2(r.y, r.x);
+        }
+        r *= vec2(screen_width() / 2. + 100., screen_height() / 2. + 100.);
+        Self {
+            pos: r,
+            vel: vec2(
+                gen_range(100., 200.) * if gen_range(0., 1.) > 0.5 { -1. } else { 1. },
+                gen_range(100., 200.) * if gen_range(0., 1.) > 0.5 { -1. } else { 1. },
+            ),
+            sides: gen_range(3, 8),
+            radius: gen_range(10., 50.),
+            omega: gen_range(50., 200.) * if gen_range(0., 1.) > 0.5 { -1. } else { 1. },
+            ..Default::default()
+        }
+    }
+
+    pub fn update(&mut self) {
+        self.pos += self.vel * get_frame_time();
+        self.rot += self.omega * get_frame_time();
+    }
+
+    pub fn draw(&self) {
+        draw_poly_lines(
+            self.pos.x,
+            self.pos.y,
+            self.sides,
+            self.radius,
+            self.rot,
+            2.,
+            WHITE,
+        );
+    }
+}
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..96a527c
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,27 @@
+mod asteroids;
+mod player;
+
+use asteroids::Asteroid;
+use macroquad::prelude::*;
+use player::Player;
+
+#[macroquad::main("Camera")]
+async fn main() {
+    rand::srand(macroquad::miniquad::date::now() as _);
+    let cam = Camera2D {
+        zoom: vec2(2. / screen_width(), 2. / screen_height()),
+        ..Default::default()
+    };
+    let mut asteroid = Asteroid::new();
+    set_camera(&cam);
+    loop {
+        clear_background(BLACK);
+        asteroid.update();
+        asteroid.draw();
+        next_frame().await
+    }
+}
+
+pub fn rotate_vec(vec: Vec2, angle: f32) -> Vec2 {
+    vec2(angle.cos(), angle.sin()).rotate(vec)
+}
diff --git a/src/player.rs b/src/player.rs
new file mode 100644
index 0000000..2759d29
--- /dev/null
+++ b/src/player.rs
@@ -0,0 +1,101 @@
+use std::f32::consts::PI;
+
+use macroquad::{prelude::*, rand::gen_range};
+#[derive(Default)]
+pub struct Player {
+    pos: Vec2,
+    vel: Vec2,
+    dir: Vec2,
+    rot: f32,
+    drag: f32,
+    bullets: Vec<Bullet>,
+    last_shot: f32,
+    shot_interval: f32,
+}
+
+impl Player {
+    pub fn new() -> Self {
+        Self {
+            dir: vec2(0., 1.),
+            rot: PI / 2.,
+            drag: 0.001,
+            shot_interval: 0.3,
+            ..Default::default()
+        }
+    }
+
+    pub fn update(&mut self) {
+        let mut mag = 0.;
+        if is_key_down(KeyCode::Right) {
+            self.rot -= 5. * get_frame_time();
+            self.dir = vec2(self.rot.cos(), self.rot.sin());
+        }
+        if is_key_down(KeyCode::Left) {
+            self.rot += 5. * get_frame_time();
+            self.dir = vec2(self.rot.cos(), self.rot.sin());
+        }
+        if is_key_down(KeyCode::Up) {
+            mag = 360.;
+        }
+        if is_key_down(KeyCode::Space) {
+            if self.shot_interval + self.last_shot < get_time() as f32 {
+                self.last_shot = get_time() as f32;
+                self.bullets.push(Bullet {
+                    pos: self.pos + self.dir.rotate(vec2(20., 0.)),
+                    vel: self.dir.rotate(vec2(500., 0.)) + self.vel,
+                });
+            }
+        }
+
+        self.bullets
+            .iter_mut()
+            .filter(|bullet| {
+                bullet.pos.x.abs() * 2. < screen_width()
+                    && bullet.pos.y.abs() * 2. < screen_height()
+            })
+            .for_each(|bullet| {
+                bullet.update();
+                bullet.draw();
+            });
+
+        self.vel += (mag * self.dir - self.drag * self.vel.length() * self.vel) * get_frame_time();
+        self.pos += self.vel * get_frame_time();
+        if self.pos.x.abs() > screen_width() / 2. + 10. {
+            self.pos.x *= -1.;
+        }
+        if self.pos.y.abs() > screen_height() / 2. + 10. {
+            self.pos.y *= -1.;
+        }
+    }
+
+    pub fn draw(&self) {
+        let p1 = self.pos + self.dir.rotate(vec2(20., 0.));
+        let p2 = self.pos + self.dir.rotate(vec2(-18., -12.667));
+        let p3 = self.pos + self.dir.rotate(vec2(-18., 12.667));
+        let p4 = self.pos + self.dir.rotate(vec2(-10., -10.));
+        let p5 = self.pos + self.dir.rotate(vec2(-10., 10.));
+        let p6 = self.pos + self.dir.rotate(vec2(-25., 0.));
+        let p7 = self.pos + self.dir.rotate(vec2(-10., -6.));
+        let p8 = self.pos + self.dir.rotate(vec2(-10., 6.));
+        draw_line(p1.x, p1.y, p2.x, p2.y, 2., WHITE);
+        draw_line(p1.x, p1.y, p3.x, p3.y, 2., WHITE);
+        draw_line(p4.x, p4.y, p5.x, p5.y, 2., WHITE);
+        if is_key_down(KeyCode::Up) && gen_range(0., 1.) < 0.5 {
+            draw_triangle_lines(p6, p7, p8, 2., WHITE);
+        }
+    }
+}
+
+struct Bullet {
+    pos: Vec2,
+    vel: Vec2,
+}
+
+impl Bullet {
+    fn update(&mut self) {
+        self.pos += self.vel * get_frame_time();
+    }
+    fn draw(&self) {
+        draw_circle(self.pos.x, self.pos.y, 2., WHITE);
+    }
+}