LedBlock.cs

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using System.Globalization;
using Engine;
using Engine.Graphics;
 
namespace Game {
    public class LedBlock : MountedElectricElementBlock {
        public static int Index = 152;
        public static readonly Color[] LedColors = [
            new(255, 255, 255),
            new(0, 255, 255),
            new(255, 0, 0),
            new(0, 0, 255),
            new(255, 240, 0),
            new(0, 255, 0),
            new(255, 120, 0),
            new(255, 0, 255)
        ];
        
        public BlockMesh[] m_standaloneBlockMeshesByColor = new BlockMesh[8];
        public BlockMesh[] m_blockMeshesByData = new BlockMesh[64];
        public BoundingBox[][] m_collisionBoxesByData = new BoundingBox[64][];
        public const string fName = "LedBlock";
 
        public override void Initialize() {
            Model model = ContentManager.Get<Model>("Models/Leds");
            ModelMesh modelMesh = model.FindMesh("Led");
            ModelMesh modelMesh2 = model.FindMesh("LedBulb");
            Matrix boneAbsoluteTransform = BlockMesh.GetBoneAbsoluteTransform(modelMesh.ParentBone);
            Matrix boneAbsoluteTransform2 = BlockMesh.GetBoneAbsoluteTransform(modelMesh2.ParentBone);
            for (int i = 0; i < 8; i++) {
                Color color = LedColors[i];
                color *= 0.5f;
                color.A = byte.MaxValue;
                Matrix m = Matrix.CreateRotationY(-(float)Math.PI / 2f) * Matrix.CreateRotationZ((float)Math.PI / 2f);
                m_standaloneBlockMeshesByColor[i] = new BlockMesh();
                m_standaloneBlockMeshesByColor[i]
                .AppendModelMeshPart(
                    modelMesh.MeshParts[0],
                    boneAbsoluteTransform * m,
                    false,
                    false,
                    false,
                    false,
                    Color.White
                );
                m_standaloneBlockMeshesByColor[i]
                .AppendModelMeshPart(
                    modelMesh2.MeshParts[0],
                    boneAbsoluteTransform2 * m,
                    false,
                    false,
                    false,
                    false,
                    color
                );
                for (int j = 0; j < 6; j++) {
                    int num = SetMountingFace(SetColor(0, i), j);
                    Matrix m2 = j >= 4
                        ? j != 4
                            ? Matrix.CreateRotationX((float)Math.PI) * Matrix.CreateTranslation(0.5f, 1f, 0.5f)
                            : Matrix.CreateTranslation(0.5f, 0f, 0.5f)
                        : Matrix.CreateRotationX((float)Math.PI / 2f)
                        * Matrix.CreateTranslation(0f, 0f, -0.5f)
                        * Matrix.CreateRotationY(j * (float)Math.PI / 2f)
                        * Matrix.CreateTranslation(0.5f, 0.5f, 0.5f);
                    m_blockMeshesByData[num] = new BlockMesh();
                    m_blockMeshesByData[num]
                    .AppendModelMeshPart(
                        modelMesh.MeshParts[0],
                        boneAbsoluteTransform * m2,
                        false,
                        false,
                        false,
                        false,
                        Color.White
                    );
                    m_blockMeshesByData[num]
                    .AppendModelMeshPart(
                        modelMesh2.MeshParts[0],
                        boneAbsoluteTransform2 * m2,
                        false,
                        false,
                        false,
                        false,
                        color
                    );
                    m_collisionBoxesByData[num] = [m_blockMeshesByData[num].CalculateBoundingBox()];
                }
            }
        }
 
        public override IEnumerable<CraftingRecipe> GetProceduralCraftingRecipes() {
            int color = 0;
            while (color < 8) {
                CraftingRecipe craftingRecipe = new() {
                    ResultCount = 4,
                    ResultValue = Terrain.MakeBlockValue(152, 0, SetColor(0, color)),
                    RemainsCount = 1,
                    RemainsValue = Terrain.MakeBlockValue(90),
                    RequiredHeatLevel = 0f,
                    Description = LanguageControl.Get(fName, "CRDescription"),
                    Ingredients = {
                        [1] = "glass",
                        [4] = $"paintbucket:{color.ToString(CultureInfo.InvariantCulture)}",
                        [6] = "copperingot",
                        [7] = "copperingot",
                        [8] = "copperingot"
                    }
                };
                yield return craftingRecipe;
                int num = color + 1;
                color = num;
            }
        }
 
        public override int GetFace(int value) => GetMountingFace(Terrain.ExtractData(value));
 
        public override string GetDisplayName(SubsystemTerrain subsystemTerrain, int value) {
            int data = Terrain.ExtractData(value);
            int color = GetColor(data);
            return string.Format(
                LanguageControl.Get(fName, "Format"),
                LanguageControl.Get(fName, color),
                LanguageControl.GetBlock($"{fName}:{data.ToString()}", "DisplayName")
            );
        }
 
        public override IEnumerable<int> GetCreativeValues() {
            int i = 0;
            while (i < 8) {
                yield return Terrain.MakeBlockValue(152, 0, SetColor(0, i));
                int num = i + 1;
                i = num;
            }
        }
 
        public override BlockPlacementData GetPlacementValue(SubsystemTerrain subsystemTerrain,
            ComponentMiner componentMiner,
            int value,
            TerrainRaycastResult raycastResult) {
            int data = SetMountingFace(Terrain.ExtractData(value), raycastResult.CellFace.Face);
            int value2 = Terrain.ReplaceData(value, data);
            BlockPlacementData result = default;
            result.Value = value2;
            result.CellFace = raycastResult.CellFace;
            return result;
        }
 
        public override void GetDropValues(SubsystemTerrain subsystemTerrain,
            int oldValue,
            int newValue,
            int toolLevel,
            List<BlockDropValue> dropValues,
            out bool showDebris) {
            int color = GetColor(Terrain.ExtractData(oldValue));
            dropValues.Add(new BlockDropValue { Value = Terrain.MakeBlockValue(152, 0, SetColor(0, color)), Count = 1 });
            showDebris = true;
        }
 
        public override BoundingBox[] GetCustomCollisionBoxes(SubsystemTerrain terrain, int value) {
            int num = Terrain.ExtractData(value);
            if (num >= m_collisionBoxesByData.Length) {
                return null;
            }
            return m_collisionBoxesByData[num];
        }
 
        public override void GenerateTerrainVertices(BlockGeometryGenerator generator, TerrainGeometry geometry, int value, int x, int y, int z) {
            int num = Terrain.ExtractData(value);
            if (num < m_blockMeshesByData.Length) {
                generator.GenerateMeshVertices(
                    this,
                    x,
                    y,
                    z,
                    m_blockMeshesByData[num],
                    Color.White,
                    null,
                    geometry.SubsetOpaque
                );
                generator.GenerateWireVertices(
                    value,
                    x,
                    y,
                    z,
                    GetFace(value),
                    0.25f,
                    Vector2.Zero,
                    geometry.SubsetOpaque
                );
            }
        }
 
        public override void DrawBlock(PrimitivesRenderer3D primitivesRenderer,
            int value,
            Color color,
            float size,
            ref Matrix matrix,
            DrawBlockEnvironmentData environmentData) {
            int color2 = GetColor(Terrain.ExtractData(value));
            BlocksManager.DrawMeshBlock(primitivesRenderer, m_standaloneBlockMeshesByColor[color2], color, 2f * size, ref matrix, environmentData);
        }
 
        public override ElectricElement CreateElectricElement(SubsystemElectricity subsystemElectricity, int value, int x, int y, int z) =>
            new LedElectricElement(subsystemElectricity, new CellFace(x, y, z, GetFace(value)));
 
        public override ElectricConnectorType? GetConnectorType(SubsystemTerrain terrain,
            int value,
            int face,
            int connectorFace,
            int x,
            int y,
            int z) {
            int face2 = GetFace(value);
            if (face == face2
                && SubsystemElectricity.GetConnectorDirection(face2, 0, connectorFace).HasValue) {
                return ElectricConnectorType.Input;
            }
            return null;
        }
 
        public static int GetMountingFace(int data) => data & 7;
 
        public static int SetMountingFace(int data, int face) => (data & -8) | (face & 7);
 
        public static int GetColor(int data) => (data >> 3) & 7;
 
        public static int SetColor(int data, int color) => (data & -57) | ((color & 7) << 3);
    }
}