initial commit

Assets/Scripts/Lesson_2/DensityCube.cs

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+using UnityEngine;
+
+public class DensityCube : MonoBehaviour
+{
+    public float mass;
+    public float density;
+    public float cubeVolume;
+    public Material[] cubeColorMaterials;
+
+    public enum CubeMaterial
+    {
+        beton,
+        iron,
+        aluminum,
+        copper,
+        silver,
+        gold
+    }
+
+    public CubeMaterial cubeMaterial;
+
+    private void Start()
+    {
+        SetCubeDensity();
+        SetCubeMass();
+    }
+
+    private void OnValidate()
+    {
+        SetCubeDensity();
+        SetCubeMass();
+    }
+
+    private void SetCubeDensity()
+    {
+        switch (cubeMaterial)
+        {
+            case CubeMaterial.beton:
+                density = 2.4f;
+                GetComponent<Renderer>().material = cubeColorMaterials[0];
+                break;
+            case CubeMaterial.iron:
+                density = 7.85f;
+                GetComponent<Renderer>().material = cubeColorMaterials[1];
+                break;
+            case CubeMaterial.aluminum:
+                density = 2.7f;
+                GetComponent<Renderer>().material = cubeColorMaterials[2];
+                break;
+            case CubeMaterial.copper:
+                density = 8.96f;
+                GetComponent<Renderer>().material = cubeColorMaterials[3];
+                break;
+            case CubeMaterial.silver:
+                density = 10.5f;
+                GetComponent<Renderer>().material = cubeColorMaterials[4];
+                break;
+            case CubeMaterial.gold:
+                density = 19.3f;
+                GetComponent<Renderer>().material = cubeColorMaterials[5];
+                break;
+        }
+    }
+
+    private void SetCubeMass()
+    {
+        float cubeWidth = transform.localScale.x;
+        float cubeHeight = transform.localScale.y;
+        float cubeLength = transform.localScale.z;
+
+        cubeVolume = cubeWidth * cubeHeight * cubeLength;
+
+        mass = cubeVolume * density;
+    }
+}