Files
unity-iso-tools/Assets/IsoTools/Scripts/IsoWorld.cs
2016-04-29 22:56:17 +06:00

907 lines
26 KiB
C#

using UnityEngine;
using IsoTools.Internal;
using System.Collections.Generic;
#if UNITY_EDITOR
using UnityEditor;
#endif
namespace IsoTools {
[ExecuteInEditMode, DisallowMultipleComponent]
public class IsoWorld : MonoBehaviour {
static IsoWorld _instance = null;
bool _dirty = false;
Vector2 _minXY = Vector2.zero;
IsoAssocList<IsoObject> _objects = new IsoAssocList<IsoObject>();
IsoAssocList<IsoObject> _visibles = new IsoAssocList<IsoObject>();
IsoAssocList<IsoObject> _oldVisibles = new IsoAssocList<IsoObject>();
bool _dirtyMat = true;
Matrix4x4 _isoMatrix = Matrix4x4.identity;
Matrix4x4 _isoRMatrix = Matrix4x4.identity;
List<Renderer> _tmpRenderers = new List<Renderer>();
class Sector {
public IsoList<IsoObject> objects = new IsoList<IsoObject>();
public void Reset() {
objects.Clear();
}
}
IsoList<Sector> _sectors = new IsoList<Sector>();
float _sectorsSize = 0.0f;
Vector2 _sectorsMinNumPos = Vector2.zero;
Vector2 _sectorsMaxNumPos = Vector2.zero;
Vector2 _sectorsNumPosCount = Vector2.zero;
// ---------------------------------------------------------------------
//
// Constants
//
// ---------------------------------------------------------------------
static public readonly float DefTileSize = 32.0f;
static public readonly float MinTileSize = Mathf.Epsilon;
static public readonly float MaxTileSize = float.MaxValue;
static public readonly float DefTileRatio = 0.5f;
static public readonly float MinTileRatio = 0.25f;
static public readonly float MaxTileRatio = 1.0f;
static public readonly float DefTileAngle = 45.0f;
static public readonly float MinTileAngle = 0.0f;
static public readonly float MaxTileAngle = 90.0f;
static public readonly float DefTileHeight = DefTileSize;
static public readonly float MinTileHeight = MinTileSize;
static public readonly float MaxTileHeight = MaxTileSize;
static public readonly float DefStepDepth = 0.1f;
static public readonly float MinStepDepth = Mathf.Epsilon;
static public readonly float MaxStepDepth = float.MaxValue;
static public readonly float DefStartDepth = 1.0f;
static public readonly float MinStartDepth = float.MinValue;
static public readonly float MaxStartDepth = float.MaxValue;
// ---------------------------------------------------------------------
//
// Sorting properties
//
// ---------------------------------------------------------------------
[SerializeField]
public float _tileSize = DefTileSize;
public float tileSize {
get { return _tileSize; }
set {
_tileSize = Mathf.Clamp(value, MinTileSize, MaxTileSize);
ChangeSortingProperty();
}
}
[SerializeField]
public float _tileRatio = DefTileRatio;
public float tileRatio {
get { return _tileRatio; }
set {
_tileRatio = Mathf.Clamp(value, MinTileRatio, MaxTileRatio);
ChangeSortingProperty();
}
}
[SerializeField]
public float _tileAngle = DefTileAngle;
public float tileAngle {
get { return _tileAngle; }
set {
_tileAngle = Mathf.Clamp(value, MinTileAngle, MaxTileAngle);
ChangeSortingProperty();
}
}
[SerializeField]
public float _tileHeight = DefTileHeight;
public float tileHeight {
get { return _tileHeight; }
set {
_tileHeight = Mathf.Clamp(value, MinTileHeight, MaxTileHeight);
ChangeSortingProperty();
}
}
[SerializeField]
public float _stepDepth = DefStepDepth;
public float stepDepth {
get { return _stepDepth; }
set {
_stepDepth = Mathf.Clamp(value, MinStepDepth, MaxStepDepth);
ChangeSortingProperty();
}
}
[SerializeField]
public float _startDepth = DefStartDepth;
public float startDepth {
get { return _startDepth; }
set {
_startDepth = Mathf.Clamp(value, MinStartDepth, MaxStartDepth);
ChangeSortingProperty();
}
}
// ---------------------------------------------------------------------
//
// Instance
//
// ---------------------------------------------------------------------
public static IsoWorld Instance {
get {
if ( !_instance ) {
_instance = GameObject.FindObjectOfType<IsoWorld>();
}
return _instance;
}
}
// ---------------------------------------------------------------------
//
// IsoToScreen/ScreenToIso
//
// ---------------------------------------------------------------------
public Vector2 IsoToScreen(Vector3 iso_pnt) {
if ( _dirtyMat ) {
UpdateIsoMatrix();
_dirtyMat = false;
}
var screen_pos = _isoMatrix.MultiplyPoint(iso_pnt);
return new Vector2(
screen_pos.x,
screen_pos.y + iso_pnt.z * tileHeight);
}
public Vector3 ScreenToIso(Vector2 pos) {
if ( _dirtyMat ) {
UpdateIsoMatrix();
_dirtyMat = false;
}
return _isoRMatrix.MultiplyPoint(new Vector3(pos.x, pos.y, 0.0f));
}
public Vector3 ScreenToIso(Vector2 pos, float iso_z) {
return IsoUtils.Vec3ChangeZ(
ScreenToIso(new Vector2(pos.x, pos.y - iso_z * tileHeight)),
iso_z);
}
// ---------------------------------------------------------------------
//
// Raycast
//
// ---------------------------------------------------------------------
//
// RayFromIsoCameraToIsoPoint
//
public Ray RayFromIsoCameraToIsoPoint(Vector3 iso_pnt) {
var screen_pnt = IsoToScreen(iso_pnt);
var min_screen_pnt = IsoToScreen(_minXY - Vector2.one);
var max_screen_dist = screen_pnt.y - min_screen_pnt.y;
var screen_down_pnt = new Vector2(screen_pnt.x, screen_pnt.y - max_screen_dist);
var iso_down_pnt = ScreenToIso(screen_down_pnt, iso_pnt.z);
iso_down_pnt.z += max_screen_dist / tileHeight;
return new Ray(iso_down_pnt, iso_pnt - iso_down_pnt);
}
//
// Raycast
//
public bool Raycast(Ray ray, out IsoRaycastHit iso_hit_info) {
return Raycast(ray, out iso_hit_info,
Mathf.Infinity, Physics.DefaultRaycastLayers,
QueryTriggerInteraction.UseGlobal);
}
public bool Raycast(Ray ray, out IsoRaycastHit iso_hit_info,
float max_distance)
{
return Raycast(ray, out iso_hit_info,
max_distance, Physics.DefaultRaycastLayers,
QueryTriggerInteraction.UseGlobal);
}
public bool Raycast(Ray ray, out IsoRaycastHit iso_hit_info,
float max_distance, int layer_mask)
{
return Raycast(ray, out iso_hit_info,
max_distance, layer_mask,
QueryTriggerInteraction.UseGlobal);
}
public bool Raycast(Ray ray, out IsoRaycastHit iso_hit_info,
float max_distance, int layer_mask,
QueryTriggerInteraction query_trigger_interaction)
{
var hit_info = new RaycastHit();
var result = Physics.Raycast(ray, out hit_info,
max_distance, layer_mask, query_trigger_interaction);
iso_hit_info = result ? new IsoRaycastHit(hit_info) : new IsoRaycastHit();
return result;
}
//
// RaycastAll
//
public IsoRaycastHit[] RaycastAll(Ray ray) {
return RaycastAll(ray,
Mathf.Infinity, Physics.DefaultRaycastLayers,
QueryTriggerInteraction.UseGlobal);
}
public IsoRaycastHit[] RaycastAll(Ray ray,
float max_distance)
{
return RaycastAll(ray,
max_distance, Physics.DefaultRaycastLayers,
QueryTriggerInteraction.UseGlobal);
}
public IsoRaycastHit[] RaycastAll(Ray ray,
float max_distance, int layer_mask)
{
return RaycastAll(ray,
max_distance, layer_mask,
QueryTriggerInteraction.UseGlobal);
}
public IsoRaycastHit[] RaycastAll(Ray ray,
float max_distance, int layer_mask,
QueryTriggerInteraction query_trigger_interaction)
{
var hits_info = Physics.RaycastAll(ray,
max_distance, layer_mask, query_trigger_interaction);
return IsoUtils.IsoConvertRaycastHits(hits_info);
}
//
// RaycastNonAlloc
//
public int RaycastNonAlloc(Ray ray, IsoRaycastHit[] results) {
return RaycastNonAlloc(ray, results,
Mathf.Infinity, Physics.DefaultRaycastLayers,
QueryTriggerInteraction.UseGlobal);
}
public int RaycastNonAlloc(Ray ray, IsoRaycastHit[] results,
float max_distance)
{
return RaycastNonAlloc(ray, results,
max_distance, Physics.DefaultRaycastLayers,
QueryTriggerInteraction.UseGlobal);
}
public int RaycastNonAlloc(Ray ray, IsoRaycastHit[] results,
float max_distance, int layer_mask)
{
return RaycastNonAlloc(ray, results,
max_distance, layer_mask,
QueryTriggerInteraction.UseGlobal);
}
static RaycastHit[] _raycastNonAllocBuffer = new RaycastHit[128];
public int RaycastNonAlloc(Ray ray, IsoRaycastHit[] results,
float max_distance, int layer_mask,
QueryTriggerInteraction query_trigger_interaction)
{
var hit_count = Physics.RaycastNonAlloc(ray, _raycastNonAllocBuffer,
max_distance, layer_mask, query_trigger_interaction);
var min_hit_count = Mathf.Min(hit_count, results.Length);
for ( var i = 0; i < min_hit_count; ++i ) {
results[i] = new IsoRaycastHit(_raycastNonAllocBuffer[i]);
}
System.Array.Clear(_raycastNonAllocBuffer, 0, _raycastNonAllocBuffer.Length);
return min_hit_count;
}
// ---------------------------------------------------------------------
//
// TouchIsoPosition
//
// ---------------------------------------------------------------------
public Vector3 TouchIsoPosition(int finger_id) {
return TouchIsoPosition(finger_id, 0.0f);
}
public Vector3 TouchIsoPosition(int finger_id, float iso_z) {
if ( !Camera.main ) {
throw new UnityException("Main camera not found!");
}
return TouchIsoPosition(finger_id, Camera.main, iso_z);
}
public Vector3 TouchIsoPosition(int finger_id, Camera camera) {
return TouchIsoPosition(finger_id, camera, 0.0f);
}
public Vector3 TouchIsoPosition(int finger_id, Camera camera, float iso_z) {
if ( !camera ) {
throw new UnityException("Camera argument is incorrect!");
}
for ( var i = 0; i < Input.touchCount; ++i ) {
var touch = Input.GetTouch(i);
if ( touch.fingerId == finger_id ) {
return ScreenToIso(
camera.ScreenToWorldPoint(touch.position),
iso_z);
}
}
throw new UnityException("Touch finger id argument is incorrect!");
}
// ---------------------------------------------------------------------
//
// TouchIsoTilePosition
//
// ---------------------------------------------------------------------
public Vector3 TouchIsoTilePosition(int finger_id) {
return IsoUtils.Vec3Floor(TouchIsoPosition(finger_id));
}
public Vector3 TouchIsoTilePosition(int finger_id, float iso_z) {
return IsoUtils.Vec3Floor(TouchIsoPosition(finger_id, iso_z));
}
public Vector3 TouchIsoTilePosition(int finger_id, Camera camera) {
return IsoUtils.Vec3Floor(TouchIsoPosition(finger_id, camera));
}
public Vector3 TouchIsoTilePosition(int finger_id, Camera camera, float iso_z) {
return IsoUtils.Vec3Floor(TouchIsoPosition(finger_id, camera, iso_z));
}
// ---------------------------------------------------------------------
//
// MouseIsoPosition
//
// ---------------------------------------------------------------------
public Vector3 MouseIsoPosition() {
return MouseIsoPosition(0.0f);
}
public Vector3 MouseIsoPosition(float iso_z) {
if ( !Camera.main ) {
throw new UnityException("Main camera not found!");
}
return MouseIsoPosition(Camera.main, iso_z);
}
public Vector3 MouseIsoPosition(Camera camera) {
return MouseIsoPosition(camera, 0.0f);
}
public Vector3 MouseIsoPosition(Camera camera, float iso_z) {
if ( !camera ) {
throw new UnityException("Camera argument is incorrect!");
}
return ScreenToIso(
camera.ScreenToWorldPoint(Input.mousePosition),
iso_z);
}
// ---------------------------------------------------------------------
//
// MouseIsoTilePosition
//
// ---------------------------------------------------------------------
public Vector3 MouseIsoTilePosition() {
return IsoUtils.Vec3Floor(MouseIsoPosition());
}
public Vector3 MouseIsoTilePosition(float iso_z) {
return IsoUtils.Vec3Floor(MouseIsoPosition(iso_z));
}
public Vector3 MouseIsoTilePosition(Camera camera) {
return IsoUtils.Vec3Floor(MouseIsoPosition(camera));
}
public Vector3 MouseIsoTilePosition(Camera camera, float iso_z) {
return IsoUtils.Vec3Floor(MouseIsoPosition(camera, iso_z));
}
// ---------------------------------------------------------------------
//
// Internal
//
// ---------------------------------------------------------------------
public void MarkDirty() {
if ( !_dirty ) {
_dirty = true;
#if UNITY_EDITOR
EditorUtility.SetDirty(this);
#endif
}
}
public void MarkDirty(IsoObject iso_object) {
if ( !iso_object.Internal.Dirty && _visibles.Contains(iso_object) ) {
iso_object.Internal.Dirty = true;
MarkDirty();
}
}
public void AddIsoObject(IsoObject iso_object) {
_objects.Add(iso_object);
if ( iso_object.cacheRenderers ) {
iso_object.UpdateCachedRenderers();
}
}
public void RemoveIsoObject(IsoObject iso_object) {
if ( iso_object.cacheRenderers ) {
iso_object.ClearCachedRenderers();
}
ClearIsoObjectDepends(iso_object);
_objects.Remove(iso_object);
_visibles.Remove(iso_object);
_oldVisibles.Remove(iso_object);
}
// ---------------------------------------------------------------------
//
// Private
//
// ---------------------------------------------------------------------
void MarkDirtyIsoMatrix() {
_dirtyMat = true;
}
void UpdateIsoMatrix() {
_isoMatrix =
Matrix4x4.Scale(new Vector3(1.0f, tileRatio, 1.0f)) *
Matrix4x4.TRS(
Vector3.zero,
Quaternion.AngleAxis(90.0f - tileAngle, IsoUtils.vec3OneZ),
new Vector3(tileSize * Mathf.Sqrt(2), tileSize * Mathf.Sqrt(2), tileHeight));
_isoRMatrix = _isoMatrix.inverse;
}
void FixAllTransforms() {
for ( int i = 0, e = _objects.Count; i < e; ++i ) {
_objects[i].FixTransform();
}
}
void ChangeSortingProperty() {
MarkDirty();
MarkDirtyIsoMatrix();
FixAllTransforms();
}
bool UpdateIsoObjectBounds3d(IsoObject iso_object) {
if ( iso_object.mode == IsoObject.Mode.Mode3d ) {
var minmax3d = IsoObjectMinMax3D(iso_object);
var offset3d = iso_object.Internal.Transform.position.z - minmax3d.center;
if ( iso_object.Internal.MinMax3d.Approximately(minmax3d) ||
!Mathf.Approximately(iso_object.Internal.Offset3d, offset3d) )
{
iso_object.Internal.MinMax3d = minmax3d;
iso_object.Internal.Offset3d = offset3d;
return true;
}
}
return false;
}
List<Renderer> GetIsoObjectRenderers(IsoObject iso_object) {
if ( iso_object.cacheRenderers ) {
return iso_object.Internal.Renderers;
} else {
iso_object.GetComponentsInChildren<Renderer>(_tmpRenderers);
return _tmpRenderers;
}
}
IsoUtils.MinMax IsoObjectMinMax3D(IsoObject iso_object) {
bool inited = false;
var result = IsoUtils.MinMax.zero;
var renderers = GetIsoObjectRenderers(iso_object);
for ( int i = 0, e = renderers.Count; i < e; ++i ) {
var bounds = renderers[i].bounds;
var extents = bounds.extents;
if ( extents.x > 0.0f || extents.y > 0.0f || extents.z > 0.0f ) {
var center = bounds.center.z;
var minbounds = center - extents.z;
var maxbounds = center + extents.z;
if ( inited ) {
if ( minbounds < result.min ) {
result.min = minbounds;
}
if ( maxbounds > result.max ) {
result.max = maxbounds;
}
} else {
inited = true;
result = new IsoUtils.MinMax(minbounds, maxbounds);
}
}
}
return inited ? result : IsoUtils.MinMax.zero;
}
bool IsIsoObjectVisible(IsoObject iso_object) {
var renderers = GetIsoObjectRenderers(iso_object);
for ( int i = 0, e = renderers.Count; i < e; ++i ) {
if ( renderers[i].isVisible ) {
return true;
}
}
return false;
}
bool IsIsoObjectDepends(Vector3 a_min, Vector3 a_size, Vector3 b_min, Vector3 b_size) {
var a_max = a_min + a_size;
var b_max = b_min + b_size;
var a_yesno = a_max.x > b_min.x && a_max.y > b_min.y && b_max.z > a_min.z;
var b_yesno = b_max.x > a_min.x && b_max.y > a_min.y && a_max.z > b_min.z;
if ( a_yesno && b_yesno ) {
var da_p = new Vector3(a_max.x - b_min.x, a_max.y - b_min.y, b_max.z - a_min.z);
var db_p = new Vector3(b_max.x - a_min.x, b_max.y - a_min.y, a_max.z - b_min.z);
var dp_p = a_size + b_size - IsoUtils.Vec3Abs(da_p - db_p);
if ( dp_p.x <= dp_p.y && dp_p.x <= dp_p.z ) {
return da_p.x > db_p.x;
} else if ( dp_p.y <= dp_p.x && dp_p.y <= dp_p.z ) {
return da_p.y > db_p.y;
} else {
return da_p.z > db_p.z;
}
}
return a_yesno;
}
bool IsIsoObjectDepends(IsoObject a, IsoObject b) {
return
a.Internal.ScreenRect.Overlaps(b.Internal.ScreenRect, false) &&
IsIsoObjectDepends(a.position, a.size, b.position, b.size);
}
Sector FindSector(Vector2 num_pos) {
if ( num_pos.x < 0 || num_pos.y < 0 ) {
return null;
}
if ( num_pos.x >= _sectorsNumPosCount.x || num_pos.y >= _sectorsNumPosCount.y ) {
return null;
}
var sector_index = Mathf.FloorToInt(num_pos.x + _sectorsNumPosCount.x * num_pos.y);
return _sectors[sector_index];
}
void LookUpSectorDepends(Vector2 num_pos, IsoObject obj_a) {
var sec = FindSector(num_pos);
if ( sec != null ) {
for ( int i = 0, e = sec.objects.Count; i < e; ++i ) {
var obj_b = sec.objects[i];
if ( obj_a != obj_b && !obj_b.Internal.Dirty && IsIsoObjectDepends(obj_a, obj_b) ) {
obj_a.Internal.SelfDepends.Add(obj_b);
obj_b.Internal.TheirDepends.Add(obj_a);
}
}
}
}
void LookUpSectorRDepends(Vector2 num_pos, IsoObject obj_a) {
var sec = FindSector(num_pos);
if ( sec != null ) {
for ( int i = 0, e = sec.objects.Count; i < e; ++i ) {
var obj_b = sec.objects[i];
if ( obj_a != obj_b && !obj_b.Internal.Dirty && IsIsoObjectDepends(obj_b, obj_a) ) {
obj_b.Internal.SelfDepends.Add(obj_a);
obj_a.Internal.TheirDepends.Add(obj_b);
}
}
}
}
void SetupSectorSize() {
_sectorsSize = 0.0f;
for ( int i = 0, e = _visibles.Count; i < e; ++i ) {
var iso_internal = _visibles[i].Internal;
_sectorsSize += IsoUtils.Vec2MaxF(iso_internal.ScreenRect.size);
}
var min_sector_size_xy = IsoToScreen(IsoUtils.vec3OneXY) - IsoToScreen(Vector3.zero);
var min_sector_size = Mathf.Max(min_sector_size_xy.x, min_sector_size_xy.y);
_sectorsSize = _visibles.Count > 0
? Mathf.Round(Mathf.Max(min_sector_size, _sectorsSize / _visibles.Count))
: min_sector_size;
}
void SetupObjectsSectors() {
if ( _visibles.Count > 0 ) {
_sectorsMinNumPos = new Vector2(float.MaxValue, float.MaxValue);
_sectorsMaxNumPos = new Vector2(float.MinValue, float.MinValue);
for ( int i = 0, e = _visibles.Count; i < e; ++i ) {
var iso_internal = _visibles[i].Internal;
// high performance tricks
var min_x = iso_internal.ScreenRect.xMin / _sectorsSize;
var min_y = iso_internal.ScreenRect.yMin / _sectorsSize;
var max_x = iso_internal.ScreenRect.xMax / _sectorsSize;
var max_y = iso_internal.ScreenRect.yMax / _sectorsSize;
iso_internal.MinSector.x = (int)(min_x >= 0.0f ? min_x : min_x - 1.0f);
iso_internal.MinSector.y = (int)(min_y >= 0.0f ? min_y : min_y - 1.0f);
iso_internal.MaxSector.x = (int)(max_x >= 0.0f ? max_x + 1.0f : max_x);
iso_internal.MaxSector.y = (int)(max_y >= 0.0f ? max_y + 1.0f : max_y);
if ( _sectorsMinNumPos.x > iso_internal.MinSector.x ) {
_sectorsMinNumPos.x = iso_internal.MinSector.x;
}
if ( _sectorsMinNumPos.y > iso_internal.MinSector.y ) {
_sectorsMinNumPos.y = iso_internal.MinSector.y;
}
if ( _sectorsMaxNumPos.x < iso_internal.MaxSector.x ) {
_sectorsMaxNumPos.x = iso_internal.MaxSector.x;
}
if ( _sectorsMaxNumPos.y < iso_internal.MaxSector.y ) {
_sectorsMaxNumPos.y = iso_internal.MaxSector.y;
}
}
} else {
_sectorsMinNumPos = Vector2.zero;
_sectorsMaxNumPos = new Vector2(_sectorsSize, _sectorsSize);
}
_sectorsNumPosCount = _sectorsMaxNumPos - _sectorsMinNumPos;
}
void ResizeSectors(int count) {
if ( _sectors.Count < count ) {
if ( _sectors.Capacity < count ) {
_sectors.Capacity = count;
}
while ( _sectors.Count < _sectors.Capacity ) {
_sectors.Push(new Sector());
}
}
for ( int i = 0, e = _sectors.Count; i < e; ++i ) {
_sectors[i].Reset();
}
}
void TuneSectors() {
for ( int i = 0, e = _visibles.Count; i < e; ++i ) {
var iso_object = _visibles[i];
iso_object.Internal.MinSector -= _sectorsMinNumPos;
iso_object.Internal.MaxSector -= _sectorsMinNumPos;
var min = iso_object.Internal.MinSector;
var max = iso_object.Internal.MaxSector;
for ( var y = min.y; y < max.y; ++y ) {
for ( var x = min.x; x < max.x; ++x ) {
var sector = FindSector(new Vector2(x, y));
if ( sector != null ) {
sector.objects.Push(iso_object);
}
}}
}
}
void SetupSectors() {
ResizeSectors(Mathf.FloorToInt(_sectorsNumPosCount.x * _sectorsNumPosCount.y));
TuneSectors();
}
void StepSort() {
Profiler.BeginSample("UpdateVisibles");
UpdateVisibles();
Profiler.EndSample();
if ( _dirty ) {
Profiler.BeginSample("PlaceAllVisibles");
PlaceAllVisibles();
Profiler.EndSample();
_dirty = false;
}
PostStepSortActions();
}
void PostStepSortActions() {
_tmpRenderers.Clear();
}
void UpdateVisibles() {
Profiler.BeginSample("CalculateNewVisibles");
CalculateNewVisibles();
Profiler.EndSample();
Profiler.BeginSample("CalculateSectors");
SetupSectorSize();
SetupObjectsSectors();
SetupSectors();
Profiler.EndSample();
Profiler.BeginSample("ResolveVisibles");
ResolveVisibles();
Profiler.EndSample();
}
void CalculateNewVisibles() {
_oldVisibles.Clear();
if ( _objects.Count > 0 ) {
_minXY = new Vector2(float.MaxValue, float.MaxValue);
for ( int i = 0, e = _objects.Count; i < e; ++i ) {
var iso_object = _objects[i];
_minXY = IsoUtils.Vec2Min(_minXY, iso_object.position);
if ( !IsoUtils.Vec2Approximately(
iso_object.Internal.LastTrans,
iso_object.Internal.Transform.position) )
{
iso_object.FixIsoPosition();
}
if ( IsIsoObjectVisible(iso_object) ) {
iso_object.Internal.Placed = false;
_oldVisibles.Add(iso_object);
}
}
} else {
_minXY = Vector2.zero;
}
var old_visibles = _visibles;
_visibles = _oldVisibles;
_oldVisibles = old_visibles;
}
void ResolveVisibles() {
for ( int i = 0, e = _visibles.Count; i < e; ++i ) {
var iso_object = _visibles[i];
if ( iso_object.Internal.Dirty || !_oldVisibles.Contains(iso_object) ) {
MarkDirty();
SetupIsoObjectDepends(iso_object);
iso_object.Internal.Dirty = false;
}
if ( UpdateIsoObjectBounds3d(iso_object) ) {
MarkDirty();
}
}
for ( int i = 0, e = _oldVisibles.Count; i < e; ++i ) {
var iso_object = _oldVisibles[i];
if ( !_visibles.Contains(iso_object) ) {
MarkDirty();
ClearIsoObjectDepends(iso_object);
}
}
}
void ClearIsoObjectDepends(IsoObject iso_object) {
var their_depends = iso_object.Internal.TheirDepends;
for ( int i = 0, e = their_depends.Count; i < e; ++i ) {
var their_depend = their_depends[i];
if ( !their_depend.Internal.Dirty ) {
their_depend.Internal.SelfDepends.Remove(iso_object);
}
}
iso_object.Internal.SelfDepends.Clear();
iso_object.Internal.TheirDepends.Clear();
}
void SetupIsoObjectDepends(IsoObject obj_a) {
ClearIsoObjectDepends(obj_a);
var min = obj_a.Internal.MinSector;
var max = obj_a.Internal.MaxSector;
for ( var y = min.y; y < max.y; ++y ) {
for ( var x = min.x; x < max.x; ++x ) {
var v = new Vector2(x, y);
LookUpSectorDepends(v, obj_a);
LookUpSectorRDepends(v, obj_a);
}}
}
void PlaceAllVisibles() {
var depth = startDepth;
for ( int i = 0, e = _visibles.Count; i < e; ++i ) {
depth = RecursivePlaceIsoObject(_visibles[i], depth);
}
}
float RecursivePlaceIsoObject(IsoObject iso_object, float depth) {
if ( iso_object.Internal.Placed ) {
return depth;
}
iso_object.Internal.Placed = true;
var self_depends = iso_object.Internal.SelfDepends;
for ( int i = 0, e = self_depends.Count; i < e; ++i ) {
depth = RecursivePlaceIsoObject(self_depends[i], depth);
}
if ( iso_object.mode == IsoObject.Mode.Mode3d ) {
var zoffset = iso_object.Internal.Offset3d;
var extents = iso_object.Internal.MinMax3d.size;
PlaceIsoObject(iso_object, depth + extents * 0.5f + zoffset);
return depth + extents + stepDepth;
} else {
PlaceIsoObject(iso_object, depth);
return depth + stepDepth;
}
}
void PlaceIsoObject(IsoObject iso_object, float depth) {
var iso_internal = iso_object.Internal;
iso_internal.Transform.position =
IsoUtils.Vec3FromVec2(iso_internal.LastTrans, depth);
}
// ---------------------------------------------------------------------
//
// Messages
//
// ---------------------------------------------------------------------
void Start() {
ChangeSortingProperty();
StepSort();
}
void LateUpdate() {
StepSort();
}
void OnEnable() {
var all_iso_objects = FindObjectsOfType<IsoObject>();
_objects = new IsoAssocList<IsoObject>(all_iso_objects.Length);
for ( int i = 0, e = all_iso_objects.Length; i < e; ++i ) {
var iso_object = all_iso_objects[i];
if ( iso_object.enabled ) {
_objects.Add(iso_object);
}
}
_visibles.Clear();
_oldVisibles.Clear();
_sectors.Clear();
MarkDirty();
}
void OnDisable() {
_objects.Clear();
_visibles.Clear();
_oldVisibles.Clear();
_sectors.Clear();
}
#if UNITY_EDITOR
void Reset() {
tileSize = DefTileSize;
tileRatio = DefTileRatio;
tileAngle = DefTileAngle;
tileHeight = DefTileHeight;
stepDepth = DefStepDepth;
startDepth = DefStartDepth;
}
void OnValidate() {
tileSize = _tileSize;
tileRatio = _tileRatio;
tileAngle = _tileAngle;
tileHeight = _tileHeight;
stepDepth = _stepDepth;
startDepth = _startDepth;
}
void OnRenderObject() {
if ( Camera.current && Camera.current.name == "SceneCamera" ) {
StepSort();
}
}
#endif
}
}