feat: add basic controls

src/car.py

@@ -1,8 +1,42 @@
+from math import radians
 from src.vec import Vec
 
 
 class Car:
+    MAX_SPEED = 0.05
+    MAX_BACK_SPEED = -0.025
+    ROTATE_SPEED = radians(1)
+
     def __init__(self, pos: Vec, direction: Vec) -> None:
         self.pos: Vec = pos
         self.direction: Vec = direction
         self.speed: float = 0
+        self.forward: bool = False
+        self.backward: bool = False
+        self.left: bool = False
+        self.right: bool = False
+
+    def update(self):
+        if self.forward:
+            self.speed += 0.001
+            self.speed = min(self.MAX_SPEED, self.speed)
+
+        if self.backward:
+            self.speed -= 0.002
+            self.speed = max(self.MAX_BACK_SPEED, self.speed)
+
+        rotate_angle: float = 0
+        if self.left:
+            rotate_angle -= self.ROTATE_SPEED
+        if self.right:
+            rotate_angle += self.ROTATE_SPEED
+
+        # if self.backward:
+        #    rotate_angle *= -1
+
+        if rotate_angle != 0:
+            self.direction = self.direction.rotate(rotate_angle)
+
+        self.speed *= 0.98
+
+        self.pos += self.direction * self.speed