new-horizons/NewHorizons/Builder/Body/ProcGenBuilder.cs

using NewHorizons.Builder.Body.Geometry;
using NewHorizons.External.Modules;
using NewHorizons.Utility;
using NewHorizons.Utility.Files;
using UnityEngine;
namespace NewHorizons.Builder.Body
{
    public static class ProcGenBuilder
    {
        private static Material quantumMaterial;
        private static Material iceMaterial;

        public static GameObject Make(GameObject planetGO, Sector sector, ProcGenModule module)
        {
            if (quantumMaterial == null) quantumMaterial = SearchUtilities.FindResourceOfTypeAndName<Material>("Rock_QM_EyeRock_mat");
            if (iceMaterial == null) iceMaterial = SearchUtilities.FindResourceOfTypeAndName<Material>("Rock_BH_IceSpike_mat");

            var icosphere = new GameObject("Icosphere");
            icosphere.SetActive(false);
            icosphere.transform.parent = sector?.transform ?? planetGO.transform;
            icosphere.transform.rotation = Quaternion.Euler(90, 0, 0);
            icosphere.transform.position = planetGO.transform.position;

            Mesh mesh = Icosphere.Build(4, module.scale, module.scale * 1.2f);

            icosphere.AddComponent<MeshFilter>().mesh = mesh;

            var cubeSphereMR = icosphere.AddComponent<MeshRenderer>();

            Material material;
            var colour = module.color?.ToColor() ?? Color.white;
            switch (module.material)
            {
                case ProcGenModule.Material.Ice:
                    material = iceMaterial;
                    break;
                case ProcGenModule.Material.Quantum:
                    material = quantumMaterial;
                    break;
                default:
                    // Todo: copy stuff from heightmap builder such as triplanar
                    material = new Material(HeightMapBuilder.PlanetShader);
                    material.name = planetGO.name;

                    material.mainTexture = ImageUtilities.TintImage(ImageUtilities.ClearTexture(1, 1), colour);
                    material.SetFloat("_Smoothness", 0.1f);
                    material.SetFloat("_Metallic", 0.1f);
                    break;
            }
            material.color = colour;
            cubeSphereMR.material = material;

            var cubeSphereMC = icosphere.AddComponent<MeshCollider>();
            cubeSphereMC.sharedMesh = mesh;
            icosphere.transform.rotation = planetGO.transform.TransformRotation(Quaternion.Euler(90, 0, 0));

            var cubeSphereSC = icosphere.AddComponent<SphereCollider>();
            cubeSphereSC.radius = module.scale;

            var superGroup = planetGO.GetComponent<ProxyShadowCasterSuperGroup>();
            if (superGroup != null) icosphere.AddComponent<ProxyShadowCaster>()._superGroup = superGroup;

            icosphere.SetActive(true);
            return icosphere;
        }
    }
}