1132 lines
58 KiB
C#
1132 lines
58 KiB
C#
|
using System;
|
||
|
|
using System.Collections.Generic;
|
||
|
|
using System.IO;
|
||
|
|
using System.Linq;
|
||
|
|
using UnityEditor.IMGUI.Controls;
|
||
|
|
using UnityEngine;
|
||
|
|
using UnityEngine.TerrainTools;
|
||
|
|
|
||
|
|
namespace UnityEditor.TerrainTools
|
||
|
|
{
|
||
|
|
internal class TerrainToolboxCreateTerrain
|
||
|
|
{
|
||
|
|
EditorWindow m_ToolboxWindow;
|
||
|
|
Vector2 m_ScrollPosition = Vector2.zero;
|
||
|
|
TerrainCreationSettings m_Settings = ScriptableObject.CreateInstance<TerrainCreationSettings>();
|
||
|
|
|
||
|
|
// create terrain properties
|
||
|
|
string m_TerrainMessage = string.Empty;
|
||
|
|
Terrain[] m_Terrains;
|
||
|
|
TerrainGroup[] m_TerrainGroups;
|
||
|
|
GameObject m_CurrentGroup = null;
|
||
|
|
const int kPixelErrorMax = 200;
|
||
|
|
const int kBaseMapDistMax = 20000;
|
||
|
|
const int kMinTerrainSize = 1;
|
||
|
|
const int kMaxTerrainSize = 100000;
|
||
|
|
const int kMaxTerrainHeight = 10000;
|
||
|
|
|
||
|
|
// Gizmo
|
||
|
|
Color m_GizmoWireColor = new Color(0f, 0.9f, 1f, 1f);
|
||
|
|
BoxBoundsHandle m_GizmoBounds;
|
||
|
|
BoxBoundsHandle GizmoBounds
|
||
|
|
{
|
||
|
|
get
|
||
|
|
{
|
||
|
|
if(m_GizmoBounds == null)
|
||
|
|
{
|
||
|
|
m_GizmoBounds = new BoxBoundsHandle();
|
||
|
|
m_GizmoBounds.wireframeColor = m_GizmoWireColor;
|
||
|
|
}
|
||
|
|
|
||
|
|
return m_GizmoBounds;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Preset
|
||
|
|
TerrainCreationSettings m_SelectedPreset;
|
||
|
|
|
||
|
|
// Heightmap
|
||
|
|
Texture2D m_HeightmapGlobal = null;
|
||
|
|
string m_HeightmapWarningMessage;
|
||
|
|
bool m_HeightmapInputValid;
|
||
|
|
|
||
|
|
static class Styles
|
||
|
|
{
|
||
|
|
public static readonly GUIContent GroupSettings = EditorGUIUtility.TrTextContent("Group Settings");
|
||
|
|
public static readonly GUIContent HeightmapSettings = EditorGUIUtility.TrTextContent("Heightmap Settings");
|
||
|
|
public static readonly GUIContent ImportHeightmap = EditorGUIUtility.TrTextContent("Import Heightmap", "Toggle to enable or disable import heightmap(s) on new terrains.");
|
||
|
|
public static readonly GUIContent Options = EditorGUIUtility.TrTextContent("Options");
|
||
|
|
|
||
|
|
public static readonly GUIContent TerrainWidth = EditorGUIUtility.TrTextContent("Total Terrain Width(m)", "Total width of the new terrain, along X axis.");
|
||
|
|
public static readonly GUIContent TerrainLength = EditorGUIUtility.TrTextContent("Total Terrain Length(m)", "Total length of the new terrain, along Z axis.");
|
||
|
|
public static readonly GUIContent TerrainHeight = EditorGUIUtility.TrTextContent("Terrain Height(m)", "Height of the new terrain, along Y axis.");
|
||
|
|
public static readonly GUIContent StartPosition = EditorGUIUtility.TrTextContent("Start Position", "The starting position of the new terrain.");
|
||
|
|
public static readonly GUIContent TilesXAxis = EditorGUIUtility.TrTextContent("Tiles X Axis", "Number of tiles along X axis.");
|
||
|
|
public static readonly GUIContent TilesZAxis = EditorGUIUtility.TrTextContent("Tiles Z Axis", "Number of tiles along Z axis.");
|
||
|
|
public static readonly GUIContent GroupingID = EditorGUIUtility.TrTextContent("Grouping ID", "Terrain grouping ID for auto connection.");
|
||
|
|
public static readonly GUIContent AutoConnect = EditorGUIUtility.TrTextContent("Auto Connect", "Allow the current terrain tile automatically connect to neighboring tiles sharing the same grouping ID.");
|
||
|
|
public static readonly GUIContent DrawInstanced = EditorGUIUtility.TrTextContent("Draw Instanced", "Toggle terrain instancing rendering");
|
||
|
|
public static readonly GUIContent PixelError = EditorGUIUtility.TrTextContent("Pixel Error", "The accuracy of the mapping between the terrain maps (heightmap, textures, etc) and the generated terrain; higher values indicate lower accuracy but lower rendering overhead.");
|
||
|
|
public static readonly GUIContent BaseMapDistance = EditorGUIUtility.TrTextContent("Base Map Distance", "The maximum distance at which terrain textures will be displayed at full resolution. Beyond this distance, a lower resolution composite image will be used for efficiency.");
|
||
|
|
public static readonly GUIContent ShareMaterial = EditorGUIUtility.TrTextContent("Material Override", "Apply a custom material to terrain tiles");
|
||
|
|
public static readonly GUIContent HeightmapResolution = EditorGUIUtility.TrTextContent("Heightmap Resolution", "The heightmap resolution of new terrain tile(s).");
|
||
|
|
|
||
|
|
public static readonly GUIContent EnableHeightmapImport = EditorGUIUtility.TrTextContent("", "Enable/disable importing heightmap(s) for creating new terrain(s). If disabled, will generate terrain tiles with empty height values.");
|
||
|
|
public static readonly GUIContent HeightmapMode = EditorGUIUtility.TrTextContent("Heightmap Mode", "Select a heightmap import mode.");
|
||
|
|
public static readonly GUIContent HeightmapFormatUseRaw = EditorGUIUtility.TrTextContent("Use Raw File", "Enable to use raw file(s).");
|
||
|
|
public static readonly GUIContent SelectRawHeightmap = EditorGUIUtility.TrTextContent("Select Raw File", "Select a raw file to import as global heightmap for the terrain(s).");
|
||
|
|
public static readonly GUIContent SelectTextureHeightmap = EditorGUIUtility.TrTextContent("Select Texture", "Select a heightmap texture to import as global heightmap for the terrain(s).");
|
||
|
|
public static readonly GUIContent SelectBatchHeightmapFolder = EditorGUIUtility.TrTextContent("Select Heightmap Folder", "Select the folder where heightmaps are. Heightmap files need to be named as NAME_INDEX-X-AXIS_INDEX-Z-AXIS. For example, heightmap_00_01");
|
||
|
|
public static readonly GUIContent HeightmapWidth = EditorGUIUtility.TrTextContent("Heightmap Width", "Width of the selected heightmap(s).");
|
||
|
|
public static readonly GUIContent HeightmapHeight = EditorGUIUtility.TrTextContent("Heightmap Height", "Width of the selected heightmap(s).");
|
||
|
|
public static readonly GUIContent TileHeightResolution = EditorGUIUtility.TrTextContent("Tile Heightmap Resolution", "The heightmap resolution of each individual tile.");
|
||
|
|
public static readonly GUIContent HeightmapRemap = EditorGUIUtility.TrTextContent("Height Remap", "Remap heightmap height to terrain height.");
|
||
|
|
public static readonly GUIContent HeightmapRemapMin = EditorGUIUtility.TrTextContent("Min", "The terrain height that maps to the 0 value of the heightmap.");
|
||
|
|
public static readonly GUIContent HeightmapRemapMax = EditorGUIUtility.TrTextContent("Max", "The terrain height that maps to the 1 value of the heightmap.");
|
||
|
|
public static readonly GUIContent HeightmapDepth = EditorGUIUtility.TrTextContent("Depth", "Bit depth of selected heightmap(s).");
|
||
|
|
public static readonly GUIContent FlipAxis = EditorGUIUtility.TrTextContent("Flip Axis", "Flip heightmap along selected axis when imports.");
|
||
|
|
|
||
|
|
public static readonly GUIContent Preset = EditorGUIUtility.TrTextContent("Preset", "Preset used to create new terrain. Select a pre-saved creation preset asset or create a new preset.");
|
||
|
|
public static readonly GUIContent SavePreset = EditorGUIUtility.TrTextContent("Save", "Save the current preset with current settings.");
|
||
|
|
public static readonly GUIContent SaveAsPreset = EditorGUIUtility.TrTextContent("Save As", "Save the current preset as a new preset asset file.");
|
||
|
|
public static readonly GUIContent RefreshPreset = EditorGUIUtility.TrTextContent("Refresh", "Load selected preset and apply to current creation settings");
|
||
|
|
|
||
|
|
public static readonly GUIContent Gizmo = EditorGUIUtility.TrTextContent("Gizmo", "In-scene view gizmo to help visualize the scale of the terrain to be created.");
|
||
|
|
public static readonly GUIContent EnableGizmo = EditorGUIUtility.TrTextContent("", "Enable/disable Gizmo");
|
||
|
|
public static readonly GUIContent ShowGizmo = EditorGUIUtility.TrTextContent("Show", "Make gizmo object visible.");
|
||
|
|
public static readonly GUIContent HideGizmo = EditorGUIUtility.TrTextContent("Hide", "Make gizmo object invisible.");
|
||
|
|
public static readonly GUIContent GizmoSettings = EditorGUIUtility.TrTextContent("Gizmo Settings");
|
||
|
|
public static readonly GUIContent GizmoBoundsEditor = EditorGUIUtility.TrTextContent("Edit Bounds", "Edit the bounding volume.\n\n - Hold Alt after clicking the control handle to pin center inn place.\n- Hold Shift after clicking the control handle to scale uniformly.");
|
||
|
|
public static readonly GUIContent CubeColor = EditorGUIUtility.TrTextContent("Cube Color");
|
||
|
|
public static readonly GUIContent CubeWireColor = EditorGUIUtility.TrTextContent("Cube Wire Color");
|
||
|
|
|
||
|
|
public static readonly GUIContent TerrainDataFolderPath = EditorGUIUtility.TrTextContent("TerrainData Directory", "Select or input a folder path within Assets/ directory where the new terrain data asset files will be saved.");
|
||
|
|
public static readonly GUIContent TerrainDataGuidEnable = EditorGUIUtility.TrTextContent("TerrainData Name Enable Guid", "Enable/disable adding guid to new terrain data asset files. Adding guid will make sure naming is unique.");
|
||
|
|
public static readonly GUIContent ClearExistingTerrainData = EditorGUIUtility.TrTextContent("Replace Terrains", "Enable to replace existing terrains of the same terrain group. Disable will keep existing terrains.");
|
||
|
|
public static readonly GUIContent LightingAutobakeEnable = EditorGUIUtility.TrTextContent("Enable Auto Generate Lighting", "Enable auto generate lighting will auto bake lighting once terrain created.");
|
||
|
|
|
||
|
|
public static readonly GUIContent CreateBtn = EditorGUIUtility.TrTextContent("Create", "Start creating new terrain(s) with current settings.");
|
||
|
|
|
||
|
|
public static readonly GUIContent[] HeightmapToggles =
|
||
|
|
{
|
||
|
|
EditorGUIUtility.TrTextContent("Global", "Import one raw heightmap that used on the entire terrain tiles."),
|
||
|
|
EditorGUIUtility.TrTextContent("Batch", "Import heightmap(s) from a folder and assign to each individual terrain tile automatically. Requires heightmap(s) sharing a name convention."),
|
||
|
|
EditorGUIUtility.TrTextContent("Tiles", "Assign heightmap to individual terrain tile to import.")
|
||
|
|
};
|
||
|
|
|
||
|
|
public static readonly GUIStyle ToggleButtonStyle = "LargeButton";
|
||
|
|
}
|
||
|
|
|
||
|
|
internal TerrainToolboxCreateTerrain(EditorWindow editorWindow)
|
||
|
|
{
|
||
|
|
m_ToolboxWindow = editorWindow;
|
||
|
|
}
|
||
|
|
|
||
|
|
public void OnEnable()
|
||
|
|
{
|
||
|
|
SceneView.duringSceneGui -= this.OnSceneGUI;
|
||
|
|
SceneView.duringSceneGui += this.OnSceneGUI;
|
||
|
|
}
|
||
|
|
|
||
|
|
public void OnDisable()
|
||
|
|
{
|
||
|
|
SceneView.duringSceneGui -= this.OnSceneGUI;
|
||
|
|
}
|
||
|
|
|
||
|
|
public void OnGUI()
|
||
|
|
{
|
||
|
|
// scroll view of settings
|
||
|
|
EditorGUIUtility.hierarchyMode = true;
|
||
|
|
TerrainToolboxUtilities.DrawSeperatorLine();
|
||
|
|
m_ScrollPosition = EditorGUILayout.BeginScrollView(m_ScrollPosition);
|
||
|
|
|
||
|
|
// General Settings
|
||
|
|
ShowGeneralGUI();
|
||
|
|
|
||
|
|
// Import Heightmap
|
||
|
|
TerrainToolboxUtilities.DrawSeperatorLine();
|
||
|
|
bool importHeightmapToggle = m_Settings.EnableHeightmapImport;
|
||
|
|
m_Settings.ShowHeightmapSettings = TerrainToolGUIHelper.DrawToggleHeaderFoldout(Styles.ImportHeightmap, m_Settings.ShowHeightmapSettings, ref importHeightmapToggle, 0f);
|
||
|
|
++EditorGUI.indentLevel;
|
||
|
|
if (m_Settings.ShowHeightmapSettings)
|
||
|
|
{
|
||
|
|
EditorGUI.BeginDisabledGroup(!m_Settings.EnableHeightmapImport);
|
||
|
|
ShowImportHeightmapGUI();
|
||
|
|
EditorGUI.EndDisabledGroup();
|
||
|
|
}
|
||
|
|
m_Settings.EnableHeightmapImport = importHeightmapToggle;
|
||
|
|
--EditorGUI.indentLevel;
|
||
|
|
|
||
|
|
// Gizmos
|
||
|
|
ShowGizmoGUI();
|
||
|
|
|
||
|
|
// Presets
|
||
|
|
++EditorGUI.indentLevel;
|
||
|
|
ShowPresetGUI();
|
||
|
|
EditorGUILayout.EndScrollView();
|
||
|
|
|
||
|
|
// Options
|
||
|
|
ShowOptionsGUI();
|
||
|
|
|
||
|
|
--EditorGUI.indentLevel;
|
||
|
|
// Create
|
||
|
|
m_HeightmapInputValid = RunCreateValidations();
|
||
|
|
|
||
|
|
if(!m_HeightmapInputValid)
|
||
|
|
{
|
||
|
|
EditorGUILayout.HelpBox("Fix the warnings above before creating a new terrain.", MessageType.Warning);
|
||
|
|
}
|
||
|
|
|
||
|
|
EditorGUILayout.BeginHorizontal();
|
||
|
|
EditorGUI.BeginDisabledGroup(!m_HeightmapInputValid);
|
||
|
|
if (GUILayout.Button(Styles.CreateBtn, GUILayout.Height(40)))
|
||
|
|
{
|
||
|
|
if (m_Settings.EnableHeightmapImport && m_Settings.HeightmapMode == Heightmap.Mode.Global
|
||
|
|
&& File.Exists(m_Settings.GlobalHeightmapPath))
|
||
|
|
{
|
||
|
|
m_Settings.UseGlobalHeightmap = true;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
m_Settings.UseGlobalHeightmap = false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (m_Settings.HeightmapMode == Heightmap.Mode.Global && m_HeightmapGlobal != null && m_Settings.FlipMode != Heightmap.Flip.None)
|
||
|
|
{
|
||
|
|
bool horizontal = m_Settings.FlipMode == Heightmap.Flip.Horizontal ? true : false;
|
||
|
|
ToolboxHelper.FlipTexture(m_HeightmapGlobal, horizontal);
|
||
|
|
}
|
||
|
|
|
||
|
|
Create();
|
||
|
|
}
|
||
|
|
EditorGUI.EndDisabledGroup();
|
||
|
|
EditorGUILayout.EndHorizontal();
|
||
|
|
}
|
||
|
|
|
||
|
|
void OnSceneGUI(SceneView sceneView)
|
||
|
|
{
|
||
|
|
if (m_Settings.EnableGizmo)
|
||
|
|
{
|
||
|
|
Vector3 terrainScale = new Vector3(m_Settings.TerrainWidth, m_Settings.TerrainHeight, m_Settings.TerrainLength);
|
||
|
|
GizmoBounds.center = m_Settings.StartPosition + (terrainScale * .5f);
|
||
|
|
GizmoBounds.size = Vector3Int.RoundToInt(terrainScale);
|
||
|
|
|
||
|
|
EditorGUI.BeginChangeCheck();
|
||
|
|
if (m_Settings.EditGizmoBounds)
|
||
|
|
{
|
||
|
|
GizmoBounds.DrawHandle();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
Handles.color = m_GizmoWireColor;
|
||
|
|
Handles.DrawWireCube(GizmoBounds.center, GizmoBounds.size);
|
||
|
|
|
||
|
|
// Draw the Transformation handle respective to the selected tool and while no other objects are selected
|
||
|
|
if (Selection.count == 0)
|
||
|
|
{
|
||
|
|
switch (Tools.current)
|
||
|
|
{
|
||
|
|
case Tool.Move:
|
||
|
|
GizmoBounds.center = Handles.PositionHandle(GizmoBounds.center, Quaternion.identity);
|
||
|
|
break;
|
||
|
|
case Tool.Scale:
|
||
|
|
GizmoBounds.size = Handles.ScaleHandle(GizmoBounds.size, GizmoBounds.center, Quaternion.identity, HandleUtility.GetHandleSize(GizmoBounds.center));
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
Vector3 boundsPosition = GizmoBounds.center;
|
||
|
|
Vector3 boundsSize = GizmoBounds.size;
|
||
|
|
Handles.TransformHandle(ref boundsPosition, Quaternion.identity, ref boundsSize);
|
||
|
|
GizmoBounds.center = boundsPosition;
|
||
|
|
GizmoBounds.size = boundsSize;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
m_GizmoBounds.size = Vector3.Max(Vector3.one, m_GizmoBounds.size);
|
||
|
|
|
||
|
|
if (Event.current.keyCode == KeyCode.F)
|
||
|
|
{
|
||
|
|
SceneView.lastActiveSceneView.Frame(new Bounds(GizmoBounds.center, GizmoBounds.size), false);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (EditorGUI.EndChangeCheck())
|
||
|
|
{
|
||
|
|
Undo.RecordObject(m_Settings, "Alter Gizmo");
|
||
|
|
GizmoBounds.size = Vector3Int.RoundToInt(GizmoBounds.size);
|
||
|
|
m_Settings.TerrainWidth = GizmoBounds.size.x;
|
||
|
|
m_Settings.TerrainHeight = GizmoBounds.size.y;
|
||
|
|
m_Settings.TerrainLength = GizmoBounds.size.z;
|
||
|
|
m_Settings.HeightmapRemapMax = m_Settings.TerrainHeight;
|
||
|
|
m_Settings.StartPosition = Vector3Int.RoundToInt(GizmoBounds.center - (GizmoBounds.size * .5f));
|
||
|
|
|
||
|
|
m_ToolboxWindow.Repaint();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
bool RunCreateValidations()
|
||
|
|
{
|
||
|
|
// validate heightmap input data
|
||
|
|
if (m_Settings.EnableHeightmapImport)
|
||
|
|
{
|
||
|
|
if (m_Settings.HeightmapMode == Heightmap.Mode.Global)
|
||
|
|
{
|
||
|
|
if ((!m_Settings.UseRawFile && m_HeightmapGlobal == null) ||
|
||
|
|
(m_Settings.UseRawFile && !File.Exists(m_Settings.GlobalHeightmapPath)))
|
||
|
|
{
|
||
|
|
m_HeightmapWarningMessage = "Missing heightmap texture.";
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
if (!ToolboxHelper.IsPowerOfTwo(m_Settings.HeightmapWidth) || !ToolboxHelper.IsPowerOfTwo(m_Settings.HeightmapHeight))
|
||
|
|
{
|
||
|
|
m_HeightmapWarningMessage = "Imported heightmap resolution is not power of two.";
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (m_Settings.TilesX != 0 && m_Settings.TilesZ != 0)
|
||
|
|
{
|
||
|
|
float tileHeightX = (float)m_Settings.HeightmapWidth / (float)m_Settings.TilesX;
|
||
|
|
float tileHeightZ = (float)m_Settings.HeightmapHeight / (float)m_Settings.TilesZ;
|
||
|
|
if (tileHeightX != tileHeightZ)
|
||
|
|
{
|
||
|
|
m_HeightmapWarningMessage = "Heightmap resolution per tile is not square size with current settings.";
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
if (tileHeightX > 4096 || tileHeightX < 32)
|
||
|
|
{
|
||
|
|
m_HeightmapWarningMessage = "Heightmap resolution per tile is out of range. Supported resolution is from 32 to 4096.";
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else if (m_Settings.HeightmapMode == Heightmap.Mode.Batch)
|
||
|
|
{
|
||
|
|
if (!Directory.Exists(m_Settings.BatchHeightmapFolder))
|
||
|
|
{
|
||
|
|
m_HeightmapWarningMessage = string.Format("Invalid batch heightmap folder: \"{0}\"", m_Settings.BatchHeightmapFolder);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
int tilesCount = m_Settings.TilesX * m_Settings.TilesZ;
|
||
|
|
if (m_Settings.TileHeightmapPaths.Count != tilesCount)
|
||
|
|
{
|
||
|
|
m_HeightmapWarningMessage = string.Format("Number of heightmaps ({0}) in the batch heightmap folder does not match number of desired terrain tiles ({1}).", m_Settings.TileHeightmapPaths.Count, tilesCount);
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
void ShowGeneralGUI()
|
||
|
|
{
|
||
|
|
EditorGUILayout.LabelField("General", EditorStyles.boldLabel);
|
||
|
|
EditorGUILayout.Space();
|
||
|
|
++EditorGUI.indentLevel;
|
||
|
|
// Terrain Sizing
|
||
|
|
EditorGUI.BeginChangeCheck();
|
||
|
|
m_Settings.TerrainWidth = Mathf.Clamp(EditorGUILayout.FloatField(Styles.TerrainWidth, m_Settings.TerrainWidth), kMinTerrainSize, kMaxTerrainSize);
|
||
|
|
m_Settings.TerrainLength = Mathf.Clamp(EditorGUILayout.FloatField(Styles.TerrainLength, m_Settings.TerrainLength), kMinTerrainSize, kMaxTerrainSize);
|
||
|
|
m_Settings.TerrainHeight = Mathf.Clamp(EditorGUILayout.FloatField(Styles.TerrainHeight, m_Settings.TerrainHeight), kMinTerrainSize, kMaxTerrainHeight);
|
||
|
|
var originalWideMode = EditorGUIUtility.wideMode;
|
||
|
|
// use widemode to correct the position of the tooltip / label
|
||
|
|
EditorGUIUtility.wideMode = true;
|
||
|
|
m_Settings.StartPosition = EditorGUILayout.Vector3Field(Styles.StartPosition, m_Settings.StartPosition);
|
||
|
|
EditorGUIUtility.wideMode = originalWideMode;
|
||
|
|
if (EditorGUI.EndChangeCheck())
|
||
|
|
{
|
||
|
|
m_Settings.HeightmapRemapMax = m_Settings.TerrainHeight;
|
||
|
|
|
||
|
|
if (m_Settings.EnableGizmo)
|
||
|
|
{
|
||
|
|
SceneView.RepaintAll();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
EditorGUI.BeginChangeCheck();
|
||
|
|
m_Settings.TilesX = Mathf.Max(1, EditorGUILayout.IntField(Styles.TilesXAxis, m_Settings.TilesX));
|
||
|
|
m_Settings.TilesZ = Mathf.Max(1, EditorGUILayout.IntField(Styles.TilesZAxis, m_Settings.TilesZ));
|
||
|
|
if (EditorGUI.EndChangeCheck() && m_Settings.EnableHeightmapImport)
|
||
|
|
{
|
||
|
|
UpdateHeightmapInformation(m_Settings.GlobalHeightmapPath);
|
||
|
|
}
|
||
|
|
|
||
|
|
// Terrain Group Settings
|
||
|
|
m_Settings.GroupID = EditorGUILayout.IntField(Styles.GroupingID, m_Settings.GroupID);
|
||
|
|
if (GroupExists(m_Settings.GroupID) && !m_Settings.EnableClearExistingData)
|
||
|
|
{
|
||
|
|
EditorGUILayout.HelpBox($"There's already a terrain group with an ID of {m_Settings.GroupID} within the scene. Creating a new group with the same ID may result in seams when sculpting across terrain tiles.",
|
||
|
|
MessageType.Info);
|
||
|
|
}
|
||
|
|
|
||
|
|
m_Settings.ShowGroupSettings = EditorGUILayout.Foldout(m_Settings.ShowGroupSettings, Styles.GroupSettings, true);
|
||
|
|
if (m_Settings.ShowGroupSettings)
|
||
|
|
{
|
||
|
|
m_Settings.PixelError = EditorGUILayout.IntSlider(Styles.PixelError, m_Settings.PixelError, 1, kPixelErrorMax);
|
||
|
|
m_Settings.BaseMapDistance = EditorGUILayout.IntSlider(Styles.BaseMapDistance, m_Settings.BaseMapDistance, 0, kBaseMapDistMax);
|
||
|
|
m_Settings.DrawInstanced = EditorGUILayout.Toggle(Styles.DrawInstanced, m_Settings.DrawInstanced);
|
||
|
|
m_Settings.MaterialOverride = EditorGUILayout.ObjectField(Styles.ShareMaterial, m_Settings.MaterialOverride, typeof(Material), false) as Material;
|
||
|
|
#if UNITY_2021_2_OR_NEWER
|
||
|
|
TerrainInspectorUtility.TerrainShaderValidationGUI(m_Settings.MaterialOverride);
|
||
|
|
#endif
|
||
|
|
m_Settings.HeightmapResolution = EditorGUILayout.IntPopup(Styles.HeightmapResolution, m_Settings.HeightmapResolution, ToolboxHelper.GUIHeightmapResolutionNames, ToolboxHelper.GUIHeightmapResolutions);
|
||
|
|
}
|
||
|
|
--EditorGUI.indentLevel;
|
||
|
|
}
|
||
|
|
|
||
|
|
void ShowImportHeightmapGUI()
|
||
|
|
{
|
||
|
|
// Heightmap Mode
|
||
|
|
EditorGUILayout.BeginHorizontal();
|
||
|
|
EditorGUILayout.LabelField(Styles.HeightmapMode);
|
||
|
|
bool modeChanged = ToggleHightmapMode();
|
||
|
|
EditorGUILayout.EndHorizontal();
|
||
|
|
|
||
|
|
// Heightmap selector
|
||
|
|
if (m_Settings.HeightmapMode == Heightmap.Mode.Global)
|
||
|
|
{
|
||
|
|
m_Settings.UseRawFile = EditorGUILayout.Toggle(Styles.HeightmapFormatUseRaw, m_Settings.UseRawFile);
|
||
|
|
if (m_Settings.UseRawFile)
|
||
|
|
{
|
||
|
|
EditorGUILayout.BeginHorizontal();
|
||
|
|
EditorGUILayout.LabelField(Styles.SelectRawHeightmap);
|
||
|
|
EditorGUILayout.BeginHorizontal(EditorStyles.helpBox);
|
||
|
|
EditorGUILayout.LabelField(new GUIContent(m_Settings.GlobalHeightmapPath, m_Settings.GlobalHeightmapPath + " ")); //note: tooltip currently won't display if it's identical to the text field
|
||
|
|
EditorGUI.BeginChangeCheck();
|
||
|
|
if (GUILayout.Button("...", GUILayout.Width(25.0f)))
|
||
|
|
{
|
||
|
|
m_Settings.GlobalHeightmapPath = EditorUtility.OpenFilePanelWithFilters("Select raw image file...", "Assets", new string[] { "Raw Image File", "raw" });
|
||
|
|
}
|
||
|
|
if (EditorGUI.EndChangeCheck() || modeChanged)
|
||
|
|
{
|
||
|
|
UpdateHeightmapInformation(m_Settings.GlobalHeightmapPath);
|
||
|
|
}
|
||
|
|
EditorGUILayout.EndHorizontal();
|
||
|
|
EditorGUILayout.EndHorizontal();
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// use heightmap texture2D
|
||
|
|
EditorGUI.BeginChangeCheck();
|
||
|
|
EditorGUILayout.BeginHorizontal();
|
||
|
|
m_HeightmapGlobal = EditorGUILayout.ObjectField(Styles.SelectTextureHeightmap, m_HeightmapGlobal, typeof(Texture2D), false) as Texture2D;
|
||
|
|
EditorGUILayout.EndHorizontal();
|
||
|
|
if (EditorGUI.EndChangeCheck() || modeChanged)
|
||
|
|
{
|
||
|
|
UpdateHeightmapInformation(string.Empty);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else if (m_Settings.HeightmapMode == Heightmap.Mode.Tiles)
|
||
|
|
{
|
||
|
|
int fileIndex = 0;
|
||
|
|
int numFiles = m_Settings.TilesX * m_Settings.TilesZ;
|
||
|
|
|
||
|
|
//Add slots if they don't yet exist
|
||
|
|
for (int i = m_Settings.TileHeightmapPaths.Count; i < numFiles; i++)
|
||
|
|
{
|
||
|
|
m_Settings.TileHeightmapPaths.Add(string.Empty);
|
||
|
|
}
|
||
|
|
|
||
|
|
//Remove slots if we have too many
|
||
|
|
if (m_Settings.TileHeightmapPaths.Count > numFiles)
|
||
|
|
{
|
||
|
|
m_Settings.TileHeightmapPaths.RemoveRange(numFiles, m_Settings.TileHeightmapPaths.Count - numFiles);
|
||
|
|
}
|
||
|
|
|
||
|
|
Debug.Assert(m_Settings.TileHeightmapPaths.Count == numFiles);
|
||
|
|
|
||
|
|
for (int x = 0; x < m_Settings.TilesZ; x++)
|
||
|
|
{
|
||
|
|
for (int y = 0; y < m_Settings.TilesX; y++)
|
||
|
|
{
|
||
|
|
EditorGUILayout.BeginHorizontal();
|
||
|
|
string tileIndex = "X-" + x + " | " + "Y-" + y;
|
||
|
|
EditorGUILayout.LabelField(tileIndex);
|
||
|
|
m_Settings.TileHeightmapPaths[fileIndex] = EditorGUILayout.TextField(m_Settings.TileHeightmapPaths[fileIndex]);
|
||
|
|
EditorGUI.BeginChangeCheck();
|
||
|
|
if (GUILayout.Button("...", GUILayout.Width(25.0f)))
|
||
|
|
{
|
||
|
|
m_Settings.TileHeightmapPaths[fileIndex] = EditorUtility.OpenFilePanelWithFilters("Select raw image file...", "Assets", new string[] { "Raw Image File", "raw" });
|
||
|
|
}
|
||
|
|
if (EditorGUI.EndChangeCheck() || modeChanged)
|
||
|
|
{
|
||
|
|
UpdateHeightmapInformation(m_Settings.TileHeightmapPaths[fileIndex]);
|
||
|
|
}
|
||
|
|
EditorGUILayout.EndHorizontal();
|
||
|
|
|
||
|
|
fileIndex++;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else if (m_Settings.HeightmapMode == Heightmap.Mode.Batch)
|
||
|
|
{
|
||
|
|
EditorGUILayout.BeginHorizontal();
|
||
|
|
EditorGUILayout.LabelField(Styles.SelectBatchHeightmapFolder);
|
||
|
|
m_Settings.BatchHeightmapFolder = EditorGUILayout.TextField(m_Settings.BatchHeightmapFolder);
|
||
|
|
EditorGUI.BeginChangeCheck();
|
||
|
|
if (GUILayout.Button("...", GUILayout.Width(25.0f)))
|
||
|
|
{
|
||
|
|
// clear the keyboard focus so we can update the value
|
||
|
|
GUIUtility.keyboardControl = -1;
|
||
|
|
m_Settings.BatchHeightmapFolder = EditorUtility.OpenFolderPanel("Select heightmaps folder...", "", "");
|
||
|
|
}
|
||
|
|
|
||
|
|
if ((EditorGUI.EndChangeCheck() || modeChanged) && Directory.Exists(m_Settings.BatchHeightmapFolder))
|
||
|
|
{
|
||
|
|
List<string> heightFiles = Directory.GetFiles(m_Settings.BatchHeightmapFolder, "*.raw").ToList();
|
||
|
|
if (heightFiles.Count > 0)
|
||
|
|
{
|
||
|
|
m_Settings.TileHeightmapPaths = SortBatchHeightmapFiles(heightFiles);
|
||
|
|
UpdateHeightmapInformation(m_Settings.TileHeightmapPaths[0]);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
EditorGUILayout.EndHorizontal();
|
||
|
|
}
|
||
|
|
// Heightmap settings
|
||
|
|
string sizeMsg = string.Format("Heightmap Resolution: {0} x {1} \n", m_Settings.HeightmapWidth, m_Settings.HeightmapHeight);
|
||
|
|
string tileMsg = string.Format("Number of New Tiles: {0} x {1} = {2} \n", m_Settings.TilesX, m_Settings.TilesZ, m_Settings.TilesX * m_Settings.TilesZ);
|
||
|
|
string msg = string.Empty;
|
||
|
|
if (m_Settings.UseRawFile)
|
||
|
|
{
|
||
|
|
string infoMsg = "Heightmap(s) must use a single channel and be either 8 or 16 bit in RAW format. Resolution must be a power of two. \n";
|
||
|
|
string depthMsg = string.Format("Bit depth: {0}", ToolboxHelper.GetBitDepth(m_Settings.HeightmapDepth));
|
||
|
|
string batchFilesMsg = string.Empty;
|
||
|
|
if (m_Settings.HeightmapMode == Heightmap.Mode.Batch)
|
||
|
|
{
|
||
|
|
batchFilesMsg = string.Format("Number of heightmap files in batch folder: {0} \n", m_Settings.TileHeightmapPaths.Count);
|
||
|
|
}
|
||
|
|
msg = infoMsg + sizeMsg + tileMsg + batchFilesMsg + depthMsg;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
msg = sizeMsg + tileMsg;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!m_HeightmapInputValid)
|
||
|
|
{
|
||
|
|
EditorGUILayout.HelpBox(m_HeightmapWarningMessage, MessageType.Warning);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (m_HeightmapGlobal != null)
|
||
|
|
{
|
||
|
|
Vector2Int tileHeightmapResolution = new Vector2Int((m_HeightmapGlobal.width / m_Settings.TilesX) + 1, (m_HeightmapGlobal.height / m_Settings.TilesZ) + 1);
|
||
|
|
if(tileHeightmapResolution.x != m_Settings.HeightmapResolution)
|
||
|
|
{
|
||
|
|
EditorGUILayout.HelpBox(
|
||
|
|
string.Format("The inputed heightmap's resolution of {0} x {1} does not match selected heightmap resolution. The generated heightmap will be resized to {2} x {2}", tileHeightmapResolution.x, tileHeightmapResolution.y, m_Settings.HeightmapResolution),
|
||
|
|
MessageType.Info
|
||
|
|
);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
EditorGUILayout.BeginHorizontal();
|
||
|
|
EditorGUILayout.MinMaxSlider(Styles.HeightmapRemap, ref m_Settings.HeightmapRemapMin, ref m_Settings.HeightmapRemapMax, 0f, (float)m_Settings.TerrainHeight);
|
||
|
|
EditorGUILayout.LabelField(Styles.HeightmapRemapMin, GUILayout.Width(40.0f));
|
||
|
|
m_Settings.HeightmapRemapMin = EditorGUILayout.FloatField(m_Settings.HeightmapRemapMin, GUILayout.Width(75.0f));
|
||
|
|
EditorGUILayout.LabelField(Styles.HeightmapRemapMax, GUILayout.Width(40.0f));
|
||
|
|
m_Settings.HeightmapRemapMax = EditorGUILayout.FloatField(m_Settings.HeightmapRemapMax, GUILayout.Width(75.0f));
|
||
|
|
EditorGUILayout.EndHorizontal();
|
||
|
|
m_Settings.FlipMode = (Heightmap.Flip)EditorGUILayout.EnumPopup(Styles.FlipAxis, m_Settings.FlipMode);
|
||
|
|
}
|
||
|
|
|
||
|
|
void ShowPresetGUI()
|
||
|
|
{
|
||
|
|
TerrainToolboxUtilities.DrawSeperatorLine();
|
||
|
|
--EditorGUI.indentLevel;
|
||
|
|
EditorGUILayout.BeginHorizontal();
|
||
|
|
EditorGUILayout.LabelField(Styles.Preset, EditorStyles.boldLabel);
|
||
|
|
EditorGUI.BeginChangeCheck();
|
||
|
|
m_SelectedPreset = (TerrainCreationSettings)EditorGUILayout.ObjectField(m_SelectedPreset, typeof(TerrainCreationSettings), false);
|
||
|
|
if (EditorGUI.EndChangeCheck() && m_SelectedPreset != null)
|
||
|
|
{
|
||
|
|
if (EditorUtility.DisplayDialog("Confirm", "Load terrain creation settings from selected preset?", "OK", "Cancel"))
|
||
|
|
{
|
||
|
|
LoadCreationSettings();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (GUILayout.Button(Styles.SavePreset))
|
||
|
|
{
|
||
|
|
if (m_SelectedPreset == null)
|
||
|
|
{
|
||
|
|
if (EditorUtility.DisplayDialog("Confirm", "No preset selected. Create a new preset?", "Continue", "Cancel"))
|
||
|
|
{
|
||
|
|
CreateNewPreset();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
UpdateCreationSettings();
|
||
|
|
AssetDatabase.SaveAssets();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (GUILayout.Button(Styles.SaveAsPreset))
|
||
|
|
{
|
||
|
|
CreateNewPreset();
|
||
|
|
}
|
||
|
|
if (GUILayout.Button(Styles.RefreshPreset))
|
||
|
|
{
|
||
|
|
LoadCreationSettings();
|
||
|
|
}
|
||
|
|
EditorGUILayout.EndHorizontal();
|
||
|
|
}
|
||
|
|
|
||
|
|
void ShowOptionsGUI()
|
||
|
|
{
|
||
|
|
TerrainToolboxUtilities.DrawSeperatorLine();
|
||
|
|
m_Settings.ShowOptions = TerrainToolGUIHelper.DrawHeaderFoldout(Styles.Options, m_Settings.ShowOptions);
|
||
|
|
++EditorGUI.indentLevel;
|
||
|
|
if (m_Settings.ShowOptions)
|
||
|
|
{
|
||
|
|
EditorGUILayout.BeginHorizontal();
|
||
|
|
EditorGUILayout.LabelField(Styles.TerrainDataFolderPath);
|
||
|
|
m_Settings.TerrainAssetDirectory = EditorGUILayout.TextField(m_Settings.TerrainAssetDirectory);
|
||
|
|
if (GUILayout.Button("...", GUILayout.Width(25)))
|
||
|
|
{
|
||
|
|
// clear the keyboard focus so we can update the value
|
||
|
|
GUIUtility.keyboardControl = -1;
|
||
|
|
|
||
|
|
// fix up the save location in case the user has changed it to an impossible location
|
||
|
|
var correctedDirectory = ToolboxHelper.GetProjectRelativeSaveDirectory(m_Settings.TerrainAssetDirectory);
|
||
|
|
var newDirectory = EditorUtility.OpenFolderPanel("Select a folder", correctedDirectory, "");
|
||
|
|
// user pressed cancel
|
||
|
|
if (newDirectory == "")
|
||
|
|
{
|
||
|
|
newDirectory = m_Settings.TerrainAssetDirectory;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
var cancelled = false;
|
||
|
|
while (!ToolboxHelper.IsDirectoryWithinAssets(newDirectory) && !cancelled)
|
||
|
|
{
|
||
|
|
EditorUtility.DisplayDialog("Terrain Data Directory", "Terrain data must be saved within project assets directory", "Ok");
|
||
|
|
correctedDirectory = ToolboxHelper.GetProjectRelativeSaveDirectory(m_Settings.TerrainAssetDirectory);
|
||
|
|
newDirectory = EditorUtility.OpenFolderPanel("Select a folder", correctedDirectory, "");
|
||
|
|
// user pressed cancel
|
||
|
|
if (newDirectory == "")
|
||
|
|
{
|
||
|
|
newDirectory = m_Settings.TerrainAssetDirectory;
|
||
|
|
cancelled = true;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
// set to a relative path if it is a valid path
|
||
|
|
if (ToolboxHelper.IsDirectoryWithinAssets(newDirectory))
|
||
|
|
{
|
||
|
|
m_Settings.TerrainAssetDirectory = ToolboxHelper.GetProjectRelativeSaveDirectory(newDirectory);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
EditorGUILayout.EndHorizontal();
|
||
|
|
m_Settings.EnableGuid = EditorGUILayout.Toggle(Styles.TerrainDataGuidEnable, m_Settings.EnableGuid);
|
||
|
|
EditorGUILayout.BeginHorizontal();
|
||
|
|
m_Settings.EnableClearExistingData = EditorGUILayout.Toggle(Styles.ClearExistingTerrainData, m_Settings.EnableClearExistingData);
|
||
|
|
EditorGUILayout.LabelField(string.Format("Group ID: {0}", m_Settings.GroupID));
|
||
|
|
EditorGUILayout.EndHorizontal();
|
||
|
|
m_Settings.EnableLightingAutoBake = EditorGUILayout.Toggle(Styles.LightingAutobakeEnable, m_Settings.EnableLightingAutoBake);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void ShowGizmoGUI()
|
||
|
|
{
|
||
|
|
TerrainToolboxUtilities.DrawSeperatorLine();
|
||
|
|
|
||
|
|
EditorGUI.BeginChangeCheck();
|
||
|
|
m_Settings.ShowGizmoSettings = TerrainToolGUIHelper.DrawToggleHeaderFoldout(Styles.Gizmo, m_Settings.ShowGizmoSettings, ref m_Settings.EnableGizmo, 0f);
|
||
|
|
if (m_Settings.ShowGizmoSettings)
|
||
|
|
{
|
||
|
|
EditorGUI.BeginDisabledGroup(!m_Settings.EnableGizmo);
|
||
|
|
EditorGUILayout.Space();
|
||
|
|
|
||
|
|
EditorGUILayout.BeginHorizontal();
|
||
|
|
EditorGUILayout.PrefixLabel(Styles.GizmoBoundsEditor);
|
||
|
|
m_Settings.EditGizmoBounds = GUILayout.Toggle(m_Settings.EditGizmoBounds, EditorGUIUtility.IconContent("EditCollider"), GUI.skin.button, GUILayout.Width(30f), GUILayout.Height(20f));
|
||
|
|
EditorGUILayout.EndHorizontal();
|
||
|
|
EditorGUI.EndDisabledGroup();
|
||
|
|
}
|
||
|
|
if (EditorGUI.EndChangeCheck())
|
||
|
|
{
|
||
|
|
SceneView.RepaintAll();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void UpdateHeightmapInformation(string path)
|
||
|
|
{
|
||
|
|
if (path == string.Empty)
|
||
|
|
{
|
||
|
|
if (m_HeightmapGlobal != null)
|
||
|
|
{
|
||
|
|
m_Settings.HeightmapWidth = m_HeightmapGlobal.width;
|
||
|
|
m_Settings.HeightmapHeight = m_HeightmapGlobal.height;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
m_Settings.HeightmapWidth = 0;
|
||
|
|
m_Settings.HeightmapHeight = 0;
|
||
|
|
m_Settings.HeightmapDepth = Heightmap.Depth.Bit8;
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!File.Exists(path))
|
||
|
|
return;
|
||
|
|
|
||
|
|
// TODO - cache height data so we do not open file stream so often
|
||
|
|
FileStream file = File.Open(path, FileMode.Open, FileAccess.Read);
|
||
|
|
int fileSize = (int)file.Length;
|
||
|
|
file.Close();
|
||
|
|
|
||
|
|
m_Settings.HeightmapDepth = Heightmap.Depth.Bit16;
|
||
|
|
|
||
|
|
int pixels = fileSize / (int)m_Settings.HeightmapDepth;
|
||
|
|
int width = Mathf.RoundToInt(Mathf.Sqrt(pixels));
|
||
|
|
int height = Mathf.RoundToInt(Mathf.Sqrt(pixels));
|
||
|
|
if ((width * height * (int)m_Settings.HeightmapDepth) == fileSize)
|
||
|
|
{
|
||
|
|
m_Settings.HeightmapWidth = width;
|
||
|
|
m_Settings.HeightmapHeight = height;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
m_Settings.HeightmapDepth = Heightmap.Depth.Bit8;
|
||
|
|
pixels = fileSize / (int)m_Settings.HeightmapDepth;
|
||
|
|
width = Mathf.RoundToInt(Mathf.Sqrt(pixels));
|
||
|
|
height = Mathf.RoundToInt(Mathf.Sqrt(pixels));
|
||
|
|
if ((width * height * (int)m_Settings.HeightmapDepth) == fileSize)
|
||
|
|
{
|
||
|
|
m_Settings.HeightmapWidth = width;
|
||
|
|
m_Settings.HeightmapHeight = height;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
m_Settings.HeightmapDepth = Heightmap.Depth.Bit16;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
//returns true if the mode changes
|
||
|
|
bool ToggleHightmapMode()
|
||
|
|
{
|
||
|
|
bool changed = false;
|
||
|
|
|
||
|
|
EditorGUILayout.BeginHorizontal();
|
||
|
|
EditorGUI.BeginChangeCheck();
|
||
|
|
m_Settings.HeightmapMode = (Heightmap.Mode)GUILayout.Toolbar((int)m_Settings.HeightmapMode, Styles.HeightmapToggles, Styles.ToggleButtonStyle, GUI.ToolbarButtonSize.Fixed);
|
||
|
|
if (EditorGUI.EndChangeCheck())
|
||
|
|
{
|
||
|
|
changed = true;
|
||
|
|
GUIUtility.keyboardControl = 0;
|
||
|
|
}
|
||
|
|
EditorGUILayout.EndHorizontal();
|
||
|
|
|
||
|
|
return changed;
|
||
|
|
}
|
||
|
|
|
||
|
|
void ClearExistingTerrainGroup(int groupID)
|
||
|
|
{
|
||
|
|
if (GroupExists(groupID))
|
||
|
|
{
|
||
|
|
TerrainGroup[] terrainGroups = UnityEngine.Object.FindObjectsOfType<TerrainGroup>().Where(g => g.GroupID == groupID).ToArray();
|
||
|
|
foreach (var group in terrainGroups)
|
||
|
|
{
|
||
|
|
Terrain[] childTerrains = group.GetComponentsInChildren<Terrain>();
|
||
|
|
List<string> dataPaths = new List<string>();
|
||
|
|
if (childTerrains != null && childTerrains.Length > 0)
|
||
|
|
{
|
||
|
|
foreach (var t in childTerrains)
|
||
|
|
{
|
||
|
|
TerrainData data = t.terrainData;
|
||
|
|
dataPaths.Add(AssetDatabase.GetAssetPath(data));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
foreach (var path in dataPaths)
|
||
|
|
{
|
||
|
|
AssetDatabase.DeleteAsset(path);
|
||
|
|
}
|
||
|
|
|
||
|
|
UnityEngine.Object groupObject = group.gameObject;
|
||
|
|
UnityEngine.Object.DestroyImmediate(groupObject);
|
||
|
|
}
|
||
|
|
|
||
|
|
AssetDatabase.SaveAssets();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void Create()
|
||
|
|
{
|
||
|
|
// check that file path is valid
|
||
|
|
while (!ToolboxHelper.IsDirectoryWithinAssets(m_Settings.TerrainAssetDirectory))
|
||
|
|
{
|
||
|
|
EditorUtility.DisplayDialog("Terrain Data Directory",
|
||
|
|
"Terrain data must be saved within Assets directory", "Ok");
|
||
|
|
GUIUtility.keyboardControl = 0;
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
// check lighting auto bake
|
||
|
|
if (m_Settings.EnableLightingAutoBake)
|
||
|
|
{
|
||
|
|
UnityEditor.Lightmapping.giWorkflowMode = UnityEditor.Lightmapping.GIWorkflowMode.Iterative;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
UnityEditor.Lightmapping.giWorkflowMode = UnityEditor.Lightmapping.GIWorkflowMode.OnDemand;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (m_Settings.EnableClearExistingData)
|
||
|
|
{
|
||
|
|
ClearExistingTerrainGroup(m_Settings.GroupID);
|
||
|
|
}
|
||
|
|
|
||
|
|
// create tiles
|
||
|
|
int tileCount = m_Settings.TilesX * m_Settings.TilesZ;
|
||
|
|
Vector2Int tileOffset = Vector2Int.zero;
|
||
|
|
Vector2Int tileOffsetSource = Vector2Int.zero;
|
||
|
|
Vector2Int tileResolution = new Vector2Int((int)m_Settings.TerrainWidth / m_Settings.TilesX, (int)m_Settings.TerrainLength / m_Settings.TilesZ);
|
||
|
|
Vector3 tileSize = new Vector3(tileResolution.x, m_Settings.TerrainHeight, tileResolution.y);
|
||
|
|
Vector3 tilePosition = m_Settings.StartPosition;
|
||
|
|
Terrain[] terrains = new Terrain[tileCount];
|
||
|
|
|
||
|
|
string assetFolderPath = GetAssetPathFromFullPath(m_Settings.TerrainAssetDirectory);
|
||
|
|
int tileIndex = 0;
|
||
|
|
|
||
|
|
try
|
||
|
|
{
|
||
|
|
// create terrain grouping object
|
||
|
|
string groupName = "TerrainGroup_" + m_Settings.GroupID;
|
||
|
|
GameObject terrainGroup = new GameObject(groupName);
|
||
|
|
TerrainGroup groupComp = terrainGroup.AddComponent<TerrainGroup>();
|
||
|
|
terrainGroup.transform.position = m_Settings.StartPosition;
|
||
|
|
Heightmap globalHeightmap = null;
|
||
|
|
|
||
|
|
Undo.RegisterCreatedObjectUndo(terrainGroup, "Create terrain");
|
||
|
|
|
||
|
|
// heightmap offset
|
||
|
|
if (m_Settings.EnableHeightmapImport && m_Settings.UseGlobalHeightmap)
|
||
|
|
{
|
||
|
|
if (m_HeightmapGlobal != null && !m_Settings.UseRawFile)
|
||
|
|
{
|
||
|
|
tileOffsetSource = new Vector2Int(m_HeightmapGlobal.width / m_Settings.TilesX, m_HeightmapGlobal.height / m_Settings.TilesZ);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
byte[] rawData = File.ReadAllBytes(m_Settings.GlobalHeightmapPath);
|
||
|
|
globalHeightmap = new Heightmap(rawData, m_Settings.FlipMode);
|
||
|
|
tileOffsetSource = new Vector2Int(globalHeightmap.Width / m_Settings.TilesX, globalHeightmap.Height / m_Settings.TilesZ);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
tileOffsetSource = tileResolution;
|
||
|
|
}
|
||
|
|
|
||
|
|
for (int x = 0; x < m_Settings.TilesX; x++, tileOffset.x += tileOffsetSource.x, tilePosition.x += tileResolution.x)
|
||
|
|
{
|
||
|
|
tileOffset.y = 0;
|
||
|
|
tilePosition.z = m_Settings.StartPosition.z;
|
||
|
|
|
||
|
|
for (int y = 0; y < m_Settings.TilesZ; y++, tileOffset.y += tileOffsetSource.y, tilePosition.z += tileResolution.y)
|
||
|
|
{
|
||
|
|
EditorUtility.DisplayProgressBar("Creating terrains", string.Format("Updating terrain tile ({0}, {1})", x, y), ((float)tileIndex / tileCount));
|
||
|
|
|
||
|
|
TerrainData terrainData = new TerrainData();
|
||
|
|
terrainData.alphamapResolution = m_Settings.ControlTextureResolution;
|
||
|
|
terrainData.baseMapResolution = m_Settings.BaseTextureResolution;
|
||
|
|
terrainData.SetDetailResolution(m_Settings.DetailResolution, m_Settings.DetailResolutionPerPatch);
|
||
|
|
|
||
|
|
GameObject newGO = Terrain.CreateTerrainGameObject(terrainData);
|
||
|
|
Terrain newTerrain = newGO.GetComponent<Terrain>();
|
||
|
|
newTerrain.groupingID = m_Settings.GroupID;
|
||
|
|
newTerrain.allowAutoConnect = m_Settings.AutoConnect;
|
||
|
|
newTerrain.drawInstanced = m_Settings.DrawInstanced;
|
||
|
|
newTerrain.heightmapPixelError = m_Settings.PixelError;
|
||
|
|
newTerrain.basemapDistance = m_Settings.BaseMapDistance;
|
||
|
|
if (m_Settings.MaterialOverride != null)
|
||
|
|
{
|
||
|
|
newTerrain.materialTemplate = m_Settings.MaterialOverride;
|
||
|
|
#if UNITY_2019_2_OR_NEWER
|
||
|
|
#else
|
||
|
|
newTerrain.materialType = Terrain.MaterialType.Custom;
|
||
|
|
#endif
|
||
|
|
}
|
||
|
|
|
||
|
|
string terrainName = $"Terrain_{x}_{y}";
|
||
|
|
;
|
||
|
|
if (m_Settings.EnableGuid)
|
||
|
|
{
|
||
|
|
Guid newGuid = Guid.NewGuid();
|
||
|
|
terrainName = $"Terrain_{x}_{y}_{newGuid}";
|
||
|
|
}
|
||
|
|
|
||
|
|
newGO.name = terrainName;
|
||
|
|
newTerrain.transform.position = tilePosition;
|
||
|
|
newTerrain.transform.SetParent(terrainGroup.transform);
|
||
|
|
if (m_Settings.EnableHeightmapImport)
|
||
|
|
{
|
||
|
|
// heightmap remap
|
||
|
|
var remap = (m_Settings.HeightmapRemapMax - m_Settings.HeightmapRemapMin) / m_Settings.TerrainHeight;
|
||
|
|
var baseLevel = m_Settings.HeightmapRemapMin / m_Settings.TerrainHeight;
|
||
|
|
|
||
|
|
// import height
|
||
|
|
if (m_Settings.HeightmapMode == Heightmap.Mode.Global && m_Settings.UseRawFile && globalHeightmap != null)
|
||
|
|
{
|
||
|
|
Heightmap tileHeightmap = GetTileHeightmapFromGlobalHeightmap(globalHeightmap, tileOffset);
|
||
|
|
tileHeightmap.ApplyTo(newTerrain);
|
||
|
|
}
|
||
|
|
|
||
|
|
// global texture2d
|
||
|
|
if (m_Settings.HeightmapMode == Heightmap.Mode.Global && !m_Settings.UseRawFile && m_HeightmapGlobal != null)
|
||
|
|
{
|
||
|
|
ToolboxHelper.CopyTextureToTerrainHeight(terrainData, m_HeightmapGlobal, new Vector2Int(x, y), (m_HeightmapGlobal.width / m_Settings.TilesX), m_Settings.TilesX, baseLevel, remap);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (m_Settings.HeightmapMode == Heightmap.Mode.Tiles || m_Settings.HeightmapMode == Heightmap.Mode.Batch)
|
||
|
|
{
|
||
|
|
if (File.Exists(m_Settings.TileHeightmapPaths[tileIndex]))
|
||
|
|
{
|
||
|
|
byte[] rawTileData = File.ReadAllBytes(m_Settings.TileHeightmapPaths[tileIndex]);
|
||
|
|
Heightmap tileHeight = new Heightmap(rawTileData, m_Settings.FlipMode);
|
||
|
|
Heightmap tileMap = new Heightmap(tileHeight, Vector2Int.zero, new Vector2Int(tileHeight.Width, tileHeight.Height), remap, baseLevel);
|
||
|
|
tileMap.ApplyTo(newTerrain);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
terrains[tileIndex] = newTerrain;
|
||
|
|
tileIndex++;
|
||
|
|
|
||
|
|
// save terrain data asset
|
||
|
|
terrainData.size = tileSize; // set terrain size after heightmap process
|
||
|
|
string assetPath = $"{assetFolderPath}/{terrainName}.asset";
|
||
|
|
if (!Directory.Exists(assetFolderPath))
|
||
|
|
{
|
||
|
|
Directory.CreateDirectory(assetFolderPath);
|
||
|
|
}
|
||
|
|
AssetDatabase.CreateAsset(terrainData, assetPath);
|
||
|
|
|
||
|
|
// finally, resize height resolution if needed
|
||
|
|
if (terrainData.heightmapResolution != m_Settings.HeightmapResolution)
|
||
|
|
{
|
||
|
|
ToolboxHelper.ResizeHeightmap(terrainData, m_Settings.HeightmapResolution);
|
||
|
|
}
|
||
|
|
|
||
|
|
Undo.RegisterCreatedObjectUndo(newGO, "Create terrain");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
m_Terrains = terrains;
|
||
|
|
m_CurrentGroup = terrainGroup;
|
||
|
|
|
||
|
|
UpdateGroupSettings(groupComp);
|
||
|
|
ToolboxHelper.CalculateAdjacencies(m_Terrains, m_Settings.TilesX, m_Settings.TilesZ);
|
||
|
|
}
|
||
|
|
finally
|
||
|
|
{
|
||
|
|
AssetDatabase.SaveAssets();
|
||
|
|
AssetDatabase.Refresh();
|
||
|
|
EditorUtility.ClearProgressBar();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
string GetAssetPathFromFullPath(string fullPath)
|
||
|
|
{
|
||
|
|
string newPath = fullPath;
|
||
|
|
string assetsFolder = "Assets";
|
||
|
|
string assetsDataPath = Application.dataPath;
|
||
|
|
if (fullPath.Contains(assetsDataPath))
|
||
|
|
{
|
||
|
|
newPath = assetsFolder + fullPath.Replace(assetsDataPath, string.Empty);
|
||
|
|
}
|
||
|
|
|
||
|
|
return newPath;
|
||
|
|
}
|
||
|
|
|
||
|
|
List<string> SortBatchHeightmapFiles(List<string> files)
|
||
|
|
{
|
||
|
|
// sort by the tiles index after "_"
|
||
|
|
return files.OrderBy(x => x.Substring(x.IndexOf("_"))).ToList();
|
||
|
|
}
|
||
|
|
|
||
|
|
bool GroupExists(int id)
|
||
|
|
{
|
||
|
|
var groups = UnityEngine.Object.FindObjectsOfType<TerrainGroup>();
|
||
|
|
|
||
|
|
foreach (var group in groups)
|
||
|
|
{
|
||
|
|
var comp = group.GetComponent<TerrainGroup>();
|
||
|
|
if (comp.GroupID == id)
|
||
|
|
{
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
Heightmap GetTileHeightmapFromGlobalHeightmap(Heightmap heightmap, Vector2Int tileOffset)
|
||
|
|
{
|
||
|
|
var remap = (m_Settings.HeightmapRemapMax - m_Settings.HeightmapRemapMin) / m_Settings.TerrainHeight;
|
||
|
|
var baseLevel = m_Settings.HeightmapRemapMin / m_Settings.TerrainHeight;
|
||
|
|
Heightmap tileHeightmap = null;
|
||
|
|
Vector2Int numHeightsPerTile = new Vector2Int(heightmap.Width / m_Settings.TilesX, heightmap.Height / m_Settings.TilesZ);
|
||
|
|
tileHeightmap = new Heightmap(heightmap, tileOffset, numHeightsPerTile, remap, baseLevel);
|
||
|
|
|
||
|
|
return tileHeightmap;
|
||
|
|
}
|
||
|
|
|
||
|
|
void CreateNewPreset()
|
||
|
|
{
|
||
|
|
string filePath = EditorUtility.SaveFilePanelInProject("Create Terrain Creation Settings", "New Terrain Creation.asset", "asset", "");
|
||
|
|
if (string.IsNullOrEmpty(filePath))
|
||
|
|
{
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
m_SelectedPreset = null;
|
||
|
|
var newPreset = ScriptableObject.CreateInstance<TerrainCreationSettings>();
|
||
|
|
newPreset = m_Settings;
|
||
|
|
AssetDatabase.CreateAsset(newPreset, filePath);
|
||
|
|
m_SelectedPreset = newPreset;
|
||
|
|
|
||
|
|
AssetDatabase.SaveAssets();
|
||
|
|
AssetDatabase.Refresh();
|
||
|
|
}
|
||
|
|
|
||
|
|
bool GetCreationSettingPreset()
|
||
|
|
{
|
||
|
|
if (m_SelectedPreset == null)
|
||
|
|
{
|
||
|
|
if (EditorUtility.DisplayDialog("Error", "No terrain creation settings found, create a new one?", "OK", "Cancel"))
|
||
|
|
{
|
||
|
|
CreateNewPreset();
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
void UpdateCreationSettings()
|
||
|
|
{
|
||
|
|
if (!GetCreationSettingPreset())
|
||
|
|
return;
|
||
|
|
|
||
|
|
m_SelectedPreset.TerrainWidth = m_Settings.TerrainWidth;
|
||
|
|
m_SelectedPreset.TerrainLength = m_Settings.TerrainLength;
|
||
|
|
m_SelectedPreset.TerrainHeight = m_Settings.TerrainHeight;
|
||
|
|
m_SelectedPreset.StartPosition = m_Settings.StartPosition;
|
||
|
|
m_SelectedPreset.TilesX = m_Settings.TilesX;
|
||
|
|
m_SelectedPreset.TilesZ = m_Settings.TilesZ;
|
||
|
|
m_SelectedPreset.GroupID = m_Settings.GroupID;
|
||
|
|
m_SelectedPreset.AutoConnect = m_Settings.AutoConnect;
|
||
|
|
m_SelectedPreset.DrawInstanced = m_Settings.DrawInstanced;
|
||
|
|
m_SelectedPreset.PixelError = m_Settings.PixelError;
|
||
|
|
m_SelectedPreset.BaseMapDistance = m_Settings.BaseMapDistance;
|
||
|
|
m_SelectedPreset.BaseTextureResolution = m_Settings.BaseTextureResolution;
|
||
|
|
m_SelectedPreset.ControlTextureResolution = m_Settings.ControlTextureResolution;
|
||
|
|
m_SelectedPreset.DetailResolution = m_Settings.DetailResolution;
|
||
|
|
m_SelectedPreset.DetailResolutionPerPatch = m_Settings.DetailResolutionPerPatch;
|
||
|
|
m_SelectedPreset.HeightmapResolution = m_Settings.HeightmapResolution;
|
||
|
|
m_SelectedPreset.UseGlobalHeightmap = m_Settings.UseGlobalHeightmap;
|
||
|
|
m_SelectedPreset.HeightmapMode = m_Settings.HeightmapMode;
|
||
|
|
m_SelectedPreset.HeightmapDepth = m_Settings.HeightmapDepth;
|
||
|
|
m_SelectedPreset.FlipMode = m_Settings.FlipMode;
|
||
|
|
m_SelectedPreset.EnableGizmo = m_Settings.EnableGizmo;
|
||
|
|
m_SelectedPreset.EditGizmoBounds = m_Settings.EditGizmoBounds;
|
||
|
|
|
||
|
|
if (m_Settings.HeightmapMode == Heightmap.Mode.Global)
|
||
|
|
{
|
||
|
|
m_SelectedPreset.GlobalHeightmapPath = m_Settings.GlobalHeightmapPath;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (m_Settings.HeightmapMode == Heightmap.Mode.Batch)
|
||
|
|
{
|
||
|
|
m_SelectedPreset.BatchHeightmapFolder = m_Settings.BatchHeightmapFolder;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (m_Settings.HeightmapMode == Heightmap.Mode.Tiles)
|
||
|
|
{
|
||
|
|
m_SelectedPreset.TileHeightmapPaths.Clear();
|
||
|
|
m_SelectedPreset.TileHeightmapPaths = m_Settings.TileHeightmapPaths.ToList();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void LoadCreationSettings()
|
||
|
|
{
|
||
|
|
if (!GetCreationSettingPreset())
|
||
|
|
return;
|
||
|
|
|
||
|
|
m_Settings.TerrainWidth = m_SelectedPreset.TerrainWidth;
|
||
|
|
m_Settings.TerrainHeight = m_SelectedPreset.TerrainHeight;
|
||
|
|
m_Settings.TerrainLength = m_SelectedPreset.TerrainLength;
|
||
|
|
m_Settings.StartPosition = m_SelectedPreset.StartPosition;
|
||
|
|
m_Settings.TilesX = m_SelectedPreset.TilesX;
|
||
|
|
m_Settings.TilesZ = m_SelectedPreset.TilesZ;
|
||
|
|
m_Settings.GroupID = m_SelectedPreset.GroupID;
|
||
|
|
m_Settings.AutoConnect = m_SelectedPreset.AutoConnect;
|
||
|
|
m_Settings.DrawInstanced = m_SelectedPreset.DrawInstanced;
|
||
|
|
m_Settings.PixelError = m_SelectedPreset.PixelError;
|
||
|
|
m_Settings.BaseMapDistance = m_SelectedPreset.BaseMapDistance;
|
||
|
|
m_Settings.BaseTextureResolution = m_SelectedPreset.BaseTextureResolution;
|
||
|
|
m_Settings.ControlTextureResolution = m_SelectedPreset.ControlTextureResolution;
|
||
|
|
m_Settings.DetailResolution = m_SelectedPreset.DetailResolution;
|
||
|
|
m_Settings.DetailResolutionPerPatch = m_SelectedPreset.DetailResolutionPerPatch;
|
||
|
|
m_Settings.HeightmapResolution = m_SelectedPreset.HeightmapResolution;
|
||
|
|
m_Settings.UseGlobalHeightmap = m_SelectedPreset.UseGlobalHeightmap;
|
||
|
|
m_Settings.HeightmapMode = m_SelectedPreset.HeightmapMode;
|
||
|
|
m_Settings.HeightmapDepth = m_SelectedPreset.HeightmapDepth;
|
||
|
|
m_Settings.FlipMode = m_SelectedPreset.FlipMode;
|
||
|
|
m_Settings.GlobalHeightmapPath = m_SelectedPreset.GlobalHeightmapPath;
|
||
|
|
m_Settings.BatchHeightmapFolder = m_SelectedPreset.BatchHeightmapFolder;
|
||
|
|
m_Settings.TileHeightmapPaths.Clear();
|
||
|
|
m_Settings.TileHeightmapPaths = m_SelectedPreset.TileHeightmapPaths.ToList();
|
||
|
|
m_Settings.EnableGizmo = m_SelectedPreset.EnableGizmo;
|
||
|
|
m_Settings.EditGizmoBounds = m_SelectedPreset.EditGizmoBounds;
|
||
|
|
}
|
||
|
|
|
||
|
|
void UpdateGroupSettings(TerrainGroup group)
|
||
|
|
{
|
||
|
|
group.GroupID = m_Settings.GroupID;
|
||
|
|
}
|
||
|
|
|
||
|
|
public void SaveSettings()
|
||
|
|
{
|
||
|
|
if (m_SelectedPreset != null)
|
||
|
|
{
|
||
|
|
m_Settings.PresetPath = AssetDatabase.GetAssetPath(m_SelectedPreset);
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
m_Settings.PresetPath = string.Empty;
|
||
|
|
}
|
||
|
|
|
||
|
|
string filePath = ToolboxHelper.GetPrefFilePath(ToolboxHelper.ToolboxPrefsCreate);
|
||
|
|
string createSettingsData = JsonUtility.ToJson(m_Settings);
|
||
|
|
File.WriteAllText(filePath, createSettingsData);
|
||
|
|
}
|
||
|
|
|
||
|
|
public void LoadSettings()
|
||
|
|
{
|
||
|
|
string filePath = ToolboxHelper.GetPrefFilePath(ToolboxHelper.ToolboxPrefsCreate);
|
||
|
|
if (File.Exists(filePath))
|
||
|
|
{
|
||
|
|
string createSettingsData = File.ReadAllText(filePath);
|
||
|
|
JsonUtility.FromJsonOverwrite(createSettingsData, m_Settings);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (m_Settings.PresetPath == string.Empty)
|
||
|
|
{
|
||
|
|
m_SelectedPreset = null;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
m_SelectedPreset = AssetDatabase.LoadAssetAtPath(m_Settings.PresetPath, typeof(TerrainCreationSettings)) as TerrainCreationSettings;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|