TechbloxModdingAPI/GamecraftModdingAPI/Blocks/PlacementEngine.cs

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using System;
using System.Reflection;
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using DataLoader;
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using HarmonyLib;
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using RobocraftX.Blocks;
using RobocraftX.Blocks.Scaling;
using RobocraftX.Character;
using RobocraftX.Common;
using RobocraftX.CR.MachineEditing;
using Svelto.ECS;
using Svelto.ECS.EntityStructs;
using Unity.Mathematics;
using UnityEngine;
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using GamecraftModdingAPI.Utility;
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using GamecraftModdingAPI.Engines;
using GamecraftModdingAPI.Players;
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using RobocraftX.Rendering.GPUI;
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namespace GamecraftModdingAPI.Blocks
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{
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/// <summary>
/// Engine which executes block placement actions
/// </summary>
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public class PlacementEngine : IApiEngine
{
public bool IsInGame;
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public void Dispose()
{
IsInGame = false;
}
public void Ready()
{
IsInGame = true;
}
public EntitiesDB entitiesDB { get; set; }
private static BlockEntityFactory _blockEntityFactory; //Injected from PlaceSingleBlockEngine
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public EGID PlaceBlock(BlockIDs block, BlockColors color, byte darkness, float3 position, int uscale,
float3 scale, Player player, float3 rotation, out EntityInitializer initializer)
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{ //It appears that only the non-uniform scale has any visible effect, but if that's not given here it will be set to the uniform one
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if (darkness > 9)
throw new Exception("That is too dark. Make sure to use 0-9 as darkness. (0 is default.)");
initializer = BuildBlock((ushort) block, (byte) (color + darkness * 10), position, uscale, scale, rotation,
(player ?? new Player(PlayerType.Local)).Id);
return initializer.EGID;
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}
private EntityInitializer BuildBlock(ushort block, byte color, float3 position, int uscale, float3 scale, float3 rot, uint playerId)
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{
if (_blockEntityFactory == null)
throw new BlockException("The factory is null.");
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if (uscale < 1)
throw new BlockException("Scale needs to be at least 1");
if (scale.x < 4e-5) scale.x = uscale;
if (scale.y < 4e-5) scale.y = uscale;
if (scale.z < 4e-5) scale.z = uscale;
uint resourceId = (uint) PrefabsID.GenerateResourceID(0, block);
if (!PrefabsID.PrefabIDByResourceIDMap.ContainsKey(resourceId))
throw new BlockException("Block with ID " + block + " not found!");
//RobocraftX.CR.MachineEditing.PlaceSingleBlockEngine
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ScalingEntityStruct scaling = new ScalingEntityStruct {scale = scale};
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Quaternion rotQ = Quaternion.Euler(rot);
RotationEntityStruct rotation = new RotationEntityStruct {rotation = rotQ};
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GridRotationStruct gridRotation = new GridRotationStruct
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{position = position, rotation = rotQ};
DBEntityStruct dbEntity = new DBEntityStruct {DBID = block};
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BlockPlacementScaleEntityStruct placementScale = new BlockPlacementScaleEntityStruct
{
blockPlacementHeight = uscale, blockPlacementWidth = uscale, desiredScaleFactor = uscale
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};
EntityInitializer structInitializer = _blockEntityFactory.Build(CommonExclusiveGroups.nextBlockEntityID, block); //The ghost block index is only used for triggers
if (color != byte.MaxValue)
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structInitializer.Init(new ColourParameterEntityStruct
{
indexInPalette = color,
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hasNetworkChange = true
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});
structInitializer.Init(new CubeMaterialStruct
{
materialId = 0, //TODO
cosmeticallyPaintedOnly = true //TODO
});
uint prefabId = PrefabsID.GetOrCreatePrefabID(block, 0, 0, false); //TODO
structInitializer.Init(new GFXPrefabEntityStructGPUI(prefabId));
structInitializer.Init(new PhysicsPrefabEntityStruct(prefabId));
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structInitializer.Init(dbEntity);
structInitializer.Init(new PositionEntityStruct {position = position});
structInitializer.Init(rotation);
structInitializer.Init(scaling);
structInitializer.Init(gridRotation);
structInitializer.Init(new UniformBlockScaleEntityStruct
{
scaleFactor = placementScale.desiredScaleFactor
});
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structInitializer.Init(new BlockPlacementInfoStruct()
{
loadedFromDisk = false,
placedBy = playerId,
triggerAutoWiring = false //TODO
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});
/*structInitializer.Init(new CollisionFilterOverride
{
belongsTo = 32U,
collidesWith = 239532U
});*/
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EGID playerEGID = new EGID(playerId, CharacterExclusiveGroups.OnFootGroup);
ref PickedBlockExtraDataStruct pickedBlock = ref entitiesDB.QueryEntity<PickedBlockExtraDataStruct>(playerEGID);
pickedBlock.placedBlockEntityID = structInitializer.EGID;
pickedBlock.placedBlockWasAPickedBlock = false;
return structInitializer;
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}
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public string Name { get; } = "GamecraftModdingAPIPlacementGameEngine";
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public bool isRemovable => false;
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[HarmonyPatch]
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public class FactoryObtainerPatch
{
static void Postfix(BlockEntityFactory blockEntityFactory)
{
_blockEntityFactory = blockEntityFactory;
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Logging.MetaDebugLog("Block entity factory injected.");
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}
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static MethodBase TargetMethod(Harmony instance)
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{
return AccessTools.TypeByName("RobocraftX.CR.MachineEditing.PlaceSingleBlockEngine").GetConstructors()[0];
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}
}
}
}