Readd missing import files
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Lucien
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using System.Collections.Generic;
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using UnityEngine;
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/**
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* Creates stacks of items with different scale and rotation settings.
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*
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* @author J.C. Wichman - InnerDriveStudios.com
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*/
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[ExecuteInEditMode]
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public class StackCreator : MonoBehaviour {
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[Header("Placement settings")]
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[Tooltip ("If the parent name is not empty, a new object with the given name will be created as parent for the created objects.")]
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public string newParentName = "Stack";
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[Tooltip("If checked, a ray will be cast down to automatically locate a surface below the stackcreator to place the objects on.")]
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public bool keepGrounded = true;
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[Tooltip("The layer mask for valid ground objects. Note that ground objects need to have a collider in order to be hit with a ray.")]
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public LayerMask groundMask;
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[Header("Prefab settings")]
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[Tooltip("All prefabs in this list will randomly be picked to built a stack from.")]
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public GameObject[] stackPrefabs;
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[Header("Stacksize settings")]
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[Tooltip("The minimum amount of objects in the stack.")]
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[Range(1,100)]
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public int minStackSize = 5;
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[Range(1,100)]
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[Tooltip("The maximum amount of objects in the stack.")]
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public int maxStackSize = 10;
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[Header("Scale settings")]
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[Range(0.5f, 2)]
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[Tooltip("The scale for the object on the bottom of the stack. Interpolated towards the top scale to get a base scale for the current object in the stack.")]
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public float bottomObjectScale = 1;
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[Range(0.5f, 2)]
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[Tooltip("The scale for the object on the top of the stack. Interpolated from the bottom scale to get a base scale for the current object in the stack.")]
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public float topObjectScale = 1;
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[Range(0, 0.5f)]
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[Tooltip("The variation in scale for all the objects in the stack." +
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"The actual scale will be between (1-variation) * the base scale and (1+variation) * the base scale.")]
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public float scaleVariation = 0.5f;
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[Header("Position settings")]
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[Range(0, 0.5f)]
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[Tooltip("A randomly added position offset added to the xz direction to make stacks look less organized.")]
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public float randomPositionOffset = 0;
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[Header("Rotation settings")]
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[Range(0, 180)]
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[Tooltip("A random rotation between -VALUE and +VALUE for the first object in the stack.")]
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public float startRotationVariance = 0;
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[Range(0, 180)]
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[Tooltip("A random rotation between -VALUE and +VALUE for each next object in the stack.")]
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public float objectRotationVariance = 0;
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[Range(-180, 180)]
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[Tooltip ("A fixed offset rotation that is added for each next object in the stack.")]
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public float objectRotationOffset = 0;
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[Header("Collider settings")]
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[Tooltip("Specifies whether to add a compound capsule collider to the stack parent (if applicable)")]
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public bool compoundCapsuleCollider = false;
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[Header("Other")]
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[Tooltip("Change this to adjust the auto calculated y offset between the objects. Automatically adjusted by the scale. Default 0.")]
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[Range(-0.1f, 0.1f)]
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public float yOffset;
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[Tooltip("Drag the object that contains this component through the scene and press this key to place a stack.")]
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public KeyCode placementKey = KeyCode.S;
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[Tooltip("Drag the object that contains this component through the scene and press this key to replace the last stack.")]
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public KeyCode replacementKey = KeyCode.R;
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void OnValidate()
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{
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minStackSize = Mathf.Min(minStackSize, maxStackSize);
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maxStackSize = Mathf.Max(minStackSize, maxStackSize);
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}
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private void OnDrawGizmos()
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{
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//set our starting values based on our own transform
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Vector3 stackPosition = transform.position;
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float stackRotation = transform.rotation.eulerAngles.y;
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//get an indication of the size of the bottom object in the stack
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float width = 1f;
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float height = 1f;
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if (stackPrefabs != null && stackPrefabs.Length > 0)
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{
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Bounds? bounds = StackUtility.FindBounds(stackPrefabs[0]);
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if (bounds != null)
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{
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Bounds actualBounds = (Bounds)bounds;
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width = actualBounds.size.x;
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height = actualBounds.size.z;
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}
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}
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//now see if we can find the ground below us
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Vector3 surfacePosition = stackPosition;
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bool groundFound = StackUtility.FindStackPositionBelow(ref surfacePosition, groundMask);
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if (keepGrounded)
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{
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//if we want to keep the stack grounded, draw an indicator of where that is going to happen
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if (groundFound)
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{
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drawStackIndicator(stackPosition, stackRotation, Color.gray * 0.5f, width, height);
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drawStackIndicator(surfacePosition, stackRotation, Color.green, width, height);
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Gizmos.color = Color.blue;
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Gizmos.DrawLine(stackPosition, surfacePosition);
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}
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else //or a red square if we could not locate the ground
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{
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drawStackIndicator(stackPosition, stackRotation, Color.red, width, height);
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}
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} else
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{
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//if we do not want to keep the stack grounded, we still draw a sort of shadow indicator
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//because it makes placement easier
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drawStackIndicator(stackPosition, stackRotation, Color.green, width, height);
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if (groundFound)
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{
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drawStackIndicator(surfacePosition, stackRotation, Color.gray, width, height);
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}
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}
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}
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/**
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* Draws a square with a cross using the given color.
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*/
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private void drawStackIndicator (Vector3 pPosition, float pYRotation, Color pColor, float pWidth = 1f, float pHeight = 0.75f)
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{
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GizmoUtility.DrawSquare(pPosition, Quaternion.Euler(90, pYRotation, 0), pColor, pWidth, pHeight,4);
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GizmoUtility.DrawCross(pPosition, Quaternion.Euler(90, pYRotation, 0), pColor, pWidth/2, pHeight/2, 4);
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}
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private List<GameObject> _history;
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//helper method to create stack according to settings above
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public void CreateStack()
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{
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//check our creation settings
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Vector3 stackPosition = transform.position;
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Vector3 surfacePosition = stackPosition;
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bool groundFound = StackUtility.FindStackPositionBelow(ref surfacePosition, groundMask);
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if (keepGrounded && !groundFound)
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{
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Debug.Log("Cannot place stack using current settings. No ground found.");
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return;
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}
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_history = StackUtility.CreateStack(
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newParentName,
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keepGrounded && groundFound ? surfacePosition : stackPosition,
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transform.rotation.eulerAngles.y,
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Random.Range (minStackSize, maxStackSize+1),
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stackPrefabs,
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bottomObjectScale,
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topObjectScale,
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scaleVariation,
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randomPositionOffset,
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startRotationVariance,
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objectRotationVariance,
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objectRotationOffset,
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yOffset,
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compoundCapsuleCollider
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);
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}
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public void DeleteLastStack()
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{
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if (_history == null) return;
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for (int i = _history.Count - 1; i >= 0; i--)
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{
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GameObject.DestroyImmediate(_history[i]);
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}
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}
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}
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