tk2dSpriteCollectionData.Init C# (CSharp) Method

    void Init()
    {
        // check if already initialized
        if (materialInsts != null)
            return;

        if (spriteDefinitions == null) spriteDefinitions = new tk2dSpriteDefinition[0];
        if (materials == null) materials = new Material[0];

        materialInsts = new Material[materials.Length];
        if (needMaterialInstance)
        {
            for (int i = 0; i < materials.Length; ++i)
            {
                materialInsts[i] = Instantiate(materials[i]) as Material;
        #if UNITY_EDITOR
                materialInsts[i].hideFlags = HideFlags.DontSave;
        #endif
            }
            for (int i = 0; i < spriteDefinitions.Length; ++i)
            {
                tk2dSpriteDefinition def = spriteDefinitions[i];
                def.materialInst = materialInsts[def.materialId];
            }
        }
        else
        {
            for (int i = 0; i < spriteDefinitions.Length; ++i)
            {
                tk2dSpriteDefinition def = spriteDefinitions[i];
                def.materialInst = def.material;
            }
        }
    }