Improved drawing entity data drawing implementation

src/draw.odin

@@ -1,5 +1,6 @@
 package main
 
+import "core:math"
 import "core:fmt"
 import sc "core:strconv"
 import rl "vendor:raylib"
@@ -114,4 +115,10 @@ draw_entity_data :: proc(self: ^Simulator) {
 	}
 	
 	// todo for cars
+	for car, index in self.cars {
+		id := fmt.caprintf("%d", index)
+		
+		offset := math.sqrt(f32(common.CAR_HEIGHT * len(id)))
+		rl.DrawText(id, i32(car.absolute_pos.x + common.CAR_WIDTH / 2 - offset), i32(car.absolute_pos.y), common.CAR_HEIGHT, colour)
+	}
 }