mirror of
https://github.com/BlackMATov/unity-iso-tools.git
synced 2025-12-13 15:52:03 +07:00
443 lines
12 KiB
C#
443 lines
12 KiB
C#
using UnityEngine;
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using IsoTools.Internal;
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namespace IsoTools {
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[ExecuteInEditMode, DisallowMultipleComponent]
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public sealed class IsoWorld : IsoWorldBase {
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Matrix4x4 _isoMatrix = Matrix4x4.identity;
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Matrix4x4 _isoRMatrix = Matrix4x4.identity;
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IsoScreenSolver _screenSolver = new IsoScreenSolver();
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IsoSortingSolver _sortingSolver = new IsoSortingSolver();
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// ---------------------------------------------------------------------
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//
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// Constants
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//
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// ---------------------------------------------------------------------
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public static readonly float DefTileSize = 32.0f;
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public static readonly float MinTileSize = Mathf.Epsilon;
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public static readonly float MaxTileSize = float.MaxValue;
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public static readonly float DefTileRatio = 0.5f;
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public static readonly float MinTileRatio = 0.25f;
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public static readonly float MaxTileRatio = 1.0f;
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public static readonly float DefTileAngle = 45.0f;
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public static readonly float MinTileAngle = 0.0f;
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public static readonly float MaxTileAngle = 90.0f;
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public static readonly float DefTileHeight = DefTileSize;
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public static readonly float MinTileHeight = MinTileSize;
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public static readonly float MaxTileHeight = MaxTileSize;
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public static readonly float DefStepDepth = 0.1f;
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public static readonly float MinStepDepth = Mathf.Epsilon;
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public static readonly float MaxStepDepth = float.MaxValue;
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public static readonly float DefStartDepth = 1.0f;
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public static readonly float MinStartDepth = float.MinValue;
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public static readonly float MaxStartDepth = float.MaxValue;
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// ---------------------------------------------------------------------
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//
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// Sorting properties
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//
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// ---------------------------------------------------------------------
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[Header("World Settings")]
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[SerializeField]
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float _tileSize = DefTileSize;
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public float tileSize {
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get { return _tileSize; }
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set {
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_tileSize = Mathf.Clamp(value, MinTileSize, MaxTileSize);
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ChangeSortingProperty();
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}
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}
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[SerializeField]
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float _tileRatio = DefTileRatio;
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public float tileRatio {
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get { return _tileRatio; }
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set {
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_tileRatio = Mathf.Clamp(value, MinTileRatio, MaxTileRatio);
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ChangeSortingProperty();
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}
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}
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[SerializeField]
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float _tileAngle = DefTileAngle;
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public float tileAngle {
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get { return _tileAngle; }
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set {
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_tileAngle = Mathf.Clamp(value, MinTileAngle, MaxTileAngle);
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ChangeSortingProperty();
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}
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}
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[SerializeField]
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float _tileHeight = DefTileHeight;
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public float tileHeight {
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get { return _tileHeight; }
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set {
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_tileHeight = Mathf.Clamp(value, MinTileHeight, MaxTileHeight);
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ChangeSortingProperty();
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}
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}
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[SerializeField]
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float _stepDepth = DefStepDepth;
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public float stepDepth {
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get { return _stepDepth; }
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set {
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_stepDepth = Mathf.Clamp(value, MinStepDepth, MaxStepDepth);
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ChangeSortingProperty();
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}
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}
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[SerializeField]
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float _startDepth = DefStartDepth;
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public float startDepth {
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get { return _startDepth; }
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set {
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_startDepth = Mathf.Clamp(value, MinStartDepth, MaxStartDepth);
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ChangeSortingProperty();
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}
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}
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// ---------------------------------------------------------------------
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//
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// Instances
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//
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// ---------------------------------------------------------------------
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public static int AllWorldCount {
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get { return AllBehaviourCount; }
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}
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public static IsoWorld GetWorld(int index) {
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return GetBehaviourByIndex(index);
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}
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// ---------------------------------------------------------------------
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//
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// IsoToScreen/ScreenToIso
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//
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// ---------------------------------------------------------------------
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public Vector2 IsoToScreen(Vector3 iso_pnt) {
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var screen_pos = _isoMatrix.MultiplyPoint(iso_pnt);
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return new Vector2(
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screen_pos.x,
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screen_pos.y + iso_pnt.z * tileHeight);
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}
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public Vector3 ScreenToIso(Vector2 pos) {
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return _isoRMatrix.MultiplyPoint(
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new Vector3(pos.x, pos.y, 0.0f));
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}
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public Vector3 ScreenToIso(Vector2 pos, float iso_z) {
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return IsoUtils.Vec3ChangeZ(
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ScreenToIso(new Vector2(pos.x, pos.y - iso_z * tileHeight)),
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iso_z);
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}
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// ---------------------------------------------------------------------
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//
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// RayFromIsoCameraToIsoPoint
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//
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// ---------------------------------------------------------------------
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public Ray RayFromIsoCameraToIsoPoint(Vector3 iso_pnt) {
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var screen_pnt = IsoToScreen(iso_pnt);
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var min_iso_xy = _screenSolver.minIsoXY;
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var min_screen_pnt = IsoToScreen(min_iso_xy - Vector2.one);
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var max_screen_dist = screen_pnt.y - min_screen_pnt.y;
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var screen_down_pnt = new Vector2(screen_pnt.x, screen_pnt.y - max_screen_dist);
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var iso_down_pnt = ScreenToIso(screen_down_pnt, iso_pnt.z);
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iso_down_pnt.z += max_screen_dist / tileHeight;
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return new Ray(iso_down_pnt, iso_pnt - iso_down_pnt);
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}
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// ---------------------------------------------------------------------
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//
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// TouchIsoPosition
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//
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// ---------------------------------------------------------------------
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public Vector3 TouchIsoPosition(int finger_id) {
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return TouchIsoPosition(finger_id, 0.0f);
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}
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public Vector3 TouchIsoPosition(int finger_id, float iso_z) {
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var camera = Camera.main;
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if ( !camera ) {
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throw new UnityException("Main camera not found!");
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}
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return TouchIsoPosition(finger_id, camera, iso_z);
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}
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public Vector3 TouchIsoPosition(int finger_id, Camera camera) {
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return TouchIsoPosition(finger_id, camera, 0.0f);
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}
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public Vector3 TouchIsoPosition(int finger_id, Camera camera, float iso_z) {
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if ( !camera ) {
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throw new UnityException("Camera argument is null!");
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}
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for ( var i = 0; i < Input.touchCount; ++i ) {
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var touch = Input.GetTouch(i);
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if ( touch.fingerId == finger_id ) {
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return ScreenToIso(
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camera.ScreenToWorldPoint(touch.position),
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iso_z);
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}
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}
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throw new UnityException("Touch finger id argument is incorrect!");
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}
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// ---------------------------------------------------------------------
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//
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// TouchIsoTilePosition
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//
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// ---------------------------------------------------------------------
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public Vector3 TouchIsoTilePosition(int finger_id) {
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return IsoUtils.Vec3Floor(TouchIsoPosition(finger_id));
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}
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public Vector3 TouchIsoTilePosition(int finger_id, float iso_z) {
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return IsoUtils.Vec3Floor(TouchIsoPosition(finger_id, iso_z));
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}
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public Vector3 TouchIsoTilePosition(int finger_id, Camera camera) {
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return IsoUtils.Vec3Floor(TouchIsoPosition(finger_id, camera));
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}
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public Vector3 TouchIsoTilePosition(int finger_id, Camera camera, float iso_z) {
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return IsoUtils.Vec3Floor(TouchIsoPosition(finger_id, camera, iso_z));
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}
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// ---------------------------------------------------------------------
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//
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// MouseIsoPosition
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//
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// ---------------------------------------------------------------------
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public Vector3 MouseIsoPosition() {
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return MouseIsoPosition(0.0f);
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}
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public Vector3 MouseIsoPosition(float iso_z) {
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var camera = Camera.main;
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if ( !camera ) {
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throw new UnityException("Main camera not found!");
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}
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return MouseIsoPosition(camera, iso_z);
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}
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public Vector3 MouseIsoPosition(Camera camera) {
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return MouseIsoPosition(camera, 0.0f);
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}
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public Vector3 MouseIsoPosition(Camera camera, float iso_z) {
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if ( !camera ) {
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throw new UnityException("Camera argument is null!");
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}
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return ScreenToIso(
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camera.ScreenToWorldPoint(Input.mousePosition),
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iso_z);
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}
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// ---------------------------------------------------------------------
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//
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// MouseIsoTilePosition
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//
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// ---------------------------------------------------------------------
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public Vector3 MouseIsoTilePosition() {
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return IsoUtils.Vec3Floor(MouseIsoPosition());
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}
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public Vector3 MouseIsoTilePosition(float iso_z) {
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return IsoUtils.Vec3Floor(MouseIsoPosition(iso_z));
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}
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public Vector3 MouseIsoTilePosition(Camera camera) {
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return IsoUtils.Vec3Floor(MouseIsoPosition(camera));
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}
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public Vector3 MouseIsoTilePosition(Camera camera, float iso_z) {
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return IsoUtils.Vec3Floor(MouseIsoPosition(camera, iso_z));
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}
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// ---------------------------------------------------------------------
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//
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// For editor
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//
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// ---------------------------------------------------------------------
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[Header("Editor Only")]
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[SerializeField] bool _showIsoBounds = false;
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public bool isShowIsoBounds {
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get { return _showIsoBounds; }
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set { _showIsoBounds = value; }
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}
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[SerializeField] bool _showScreenBounds = false;
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public bool isShowScreenBounds {
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get { return _showScreenBounds; }
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set { _showScreenBounds = value; }
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}
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[SerializeField] bool _snapByCells = true;
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public bool isSnapByCells {
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get { return _snapByCells; }
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set { _snapByCells = value; }
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}
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[SerializeField] bool _snapByObjects = true;
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public bool isSnapByObjects {
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get { return _snapByObjects; }
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set { _snapByObjects = value; }
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}
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[SerializeField] bool _sortInSceneView = true;
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public bool isSortInSceneView {
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get { return _sortInSceneView; }
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set { _sortInSceneView = value; }
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}
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[Header("Development Only")]
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[SerializeField] bool _showDepends = false;
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public bool isShowDepends {
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get { return _showDepends; }
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set { _showDepends = value; }
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}
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[SerializeField] bool _showQuadTree = false;
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public bool isShowQuadTree {
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get { return _showQuadTree; }
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set { _showQuadTree = value; }
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}
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// ---------------------------------------------------------------------
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//
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// Internal
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//
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// ---------------------------------------------------------------------
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public void Internal_MarkDirty(IsoObject iso_object) {
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if ( _screenSolver.OnMarkDirtyIsoObject(iso_object) ) {
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Internal_SetDirtyInEditorMode();
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}
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if ( _sortingSolver.OnMarkDirtyIsoObject(iso_object) ) {
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Internal_SetDirtyInEditorMode();
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}
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}
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// ---------------------------------------------------------------------
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//
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// Private
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//
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// ---------------------------------------------------------------------
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void UpdateIsoMatrix() {
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_isoMatrix =
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Matrix4x4.Scale(new Vector3(1.0f, tileRatio, 1.0f)) *
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Matrix4x4.TRS(
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Vector3.zero,
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Quaternion.AngleAxis(90.0f - tileAngle, IsoUtils.vec3OneZ),
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new Vector3(tileSize * Mathf.Sqrt(2), tileSize * Mathf.Sqrt(2), tileHeight));
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_isoRMatrix = _isoMatrix.inverse;
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}
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void FixIsoObjectTransforms() {
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var iso_objects = GetIsoObjects();
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for ( int i = 0, e = iso_objects.Count; i < e; ++i ) {
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iso_objects[i].FixTransform();
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}
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}
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void ChangeSortingProperty() {
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UpdateIsoMatrix();
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FixIsoObjectTransforms();
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Internal_SetDirtyInEditorMode();
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}
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void StepSortingProcess() {
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_screenSolver.StepSortingAction(this, GetIsoObjects());
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if ( _sortingSolver.StepSortingAction(this, _screenSolver) ) {
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Internal_SetDirtyInEditorMode();
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}
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}
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// ---------------------------------------------------------------------
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//
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// Messages
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//
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// ---------------------------------------------------------------------
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void Start() {
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ChangeSortingProperty();
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StepSortingProcess();
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}
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void LateUpdate() {
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StepSortingProcess();
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}
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protected override void OnEnable() {
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base.OnEnable();
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}
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protected override void OnDisable() {
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base.OnDisable();
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_screenSolver.Clear();
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_sortingSolver.Clear();
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}
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protected override void OnAddIsoObjectToWorld(IsoObject iso_object) {
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base.OnAddIsoObjectToWorld(iso_object);
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_screenSolver.OnAddIsoObject(iso_object);
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_sortingSolver.OnAddIsoObject(iso_object);
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}
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protected override void OnRemoveIsoObjectFromWorld(IsoObject iso_object) {
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base.OnRemoveIsoObjectFromWorld(iso_object);
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_screenSolver.OnRemoveIsoObject(iso_object);
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_sortingSolver.OnRemoveIsoObject(iso_object);
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}
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#if UNITY_EDITOR
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void Reset() {
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tileSize = DefTileSize;
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tileRatio = DefTileRatio;
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tileAngle = DefTileAngle;
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tileHeight = DefTileHeight;
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stepDepth = DefStepDepth;
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startDepth = DefStartDepth;
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}
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void OnValidate() {
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tileSize = _tileSize;
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tileRatio = _tileRatio;
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tileAngle = _tileAngle;
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tileHeight = _tileHeight;
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stepDepth = _stepDepth;
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startDepth = _startDepth;
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}
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void OnRenderObject() {
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var camera = Camera.current;
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if ( camera && camera.name == "SceneCamera" ) {
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Internal_SetDirtyInEditorMode();
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}
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}
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void OnDrawGizmos() {
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_screenSolver.OnDrawGizmos(this);
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_sortingSolver.OnDrawGizmos();
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}
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#endif
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}
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} |