| | | 1 | | using DCL.Helpers; |
| | | 2 | | using UnityEngine; |
| | | 3 | | using UnityEngine.UI; |
| | | 4 | | |
| | | 5 | | namespace DCL |
| | | 6 | | { |
| | | 7 | | public class MapChunk : MonoBehaviour |
| | | 8 | | { |
| | | 9 | | private bool VERBOSE = false; |
| | | 10 | | const string MAP_API_BASE = "https://api.decentraland.org/v1/map.png"; |
| | | 11 | | |
| | | 12 | | public RawImage targetImage; |
| | | 13 | | |
| | | 14 | | [System.NonSerialized] public Vector2Int center; |
| | | 15 | | [System.NonSerialized] public Vector2Int size; |
| | | 16 | | [System.NonSerialized] public int tileSize; |
| | | 17 | | [System.NonSerialized] public MapAtlas owner; |
| | | 18 | | protected RectTransform rt; |
| | | 19 | | protected bool isLoadingOrLoaded = false; |
| | | 20 | | private IWebRequestAsyncOperation loadOp; |
| | | 21 | | |
| | | 22 | | public virtual IWebRequestAsyncOperation LoadChunkImage() |
| | | 23 | | { |
| | 0 | 24 | | isLoadingOrLoaded = true; |
| | | 25 | | |
| | 0 | 26 | | string url = $"{MAP_API_BASE}?center={center.x},{center.y}&width={size.x}&height={size.y}&size={tileSize}"; |
| | | 27 | | |
| | 0 | 28 | | Texture2D result = null; |
| | | 29 | | |
| | 0 | 30 | | return Utils.FetchTexture(url, false, (x) => |
| | | 31 | | { |
| | 0 | 32 | | result = x; |
| | | 33 | | |
| | 0 | 34 | | if (result == null) |
| | 0 | 35 | | return; |
| | | 36 | | |
| | 0 | 37 | | targetImage.texture = result; |
| | 0 | 38 | | targetImage.texture.wrapMode = TextureWrapMode.Clamp; |
| | 0 | 39 | | targetImage.SetNativeSize(); |
| | 0 | 40 | | targetImage.color = Color.white; |
| | 0 | 41 | | }); |
| | | 42 | | } |
| | | 43 | | |
| | | 44 | | public void UpdateCulling() |
| | | 45 | | { |
| | 0 | 46 | | if (owner == null) |
| | 0 | 47 | | return; |
| | | 48 | | |
| | 0 | 49 | | if (rt == null) |
| | 0 | 50 | | rt = transform as RectTransform; |
| | | 51 | | |
| | 0 | 52 | | Vector2 myMinCoords = rt.TransformPoint(new Vector3(rt.rect.xMin, rt.rect.yMin)); |
| | 0 | 53 | | Vector2 myMaxCoords = rt.TransformPoint(new Vector3(rt.rect.xMax, rt.rect.yMax)); |
| | | 54 | | |
| | 0 | 55 | | Vector2 viewMinCoords = owner.viewport.TransformPoint(new Vector3(owner.viewport.rect.xMin, owner.viewport.r |
| | 0 | 56 | | Vector2 viewMaxCoords = owner.viewport.TransformPoint(new Vector3(owner.viewport.rect.xMax, owner.viewport.r |
| | | 57 | | |
| | | 58 | | #if UNITY_EDITOR |
| | 0 | 59 | | if (VERBOSE) |
| | | 60 | | { |
| | 0 | 61 | | var rtWorldRect = new Rect(myMinCoords.x, myMinCoords.y, myMaxCoords.x - myMinCoords.x, myMaxCoords.y - |
| | 0 | 62 | | Utils.DrawRectGizmo(rtWorldRect, Color.red, 5f); |
| | | 63 | | } |
| | | 64 | | #endif |
| | 0 | 65 | | float size = (viewMaxCoords - viewMinCoords).magnitude; |
| | | 66 | | |
| | 0 | 67 | | Rect viewportRect = new Rect(viewMinCoords, viewMaxCoords - viewMinCoords); |
| | 0 | 68 | | viewportRect.min -= Vector2.one * size; |
| | 0 | 69 | | viewportRect.max += Vector2.one * size; |
| | | 70 | | |
| | | 71 | | #if UNITY_EDITOR |
| | 0 | 72 | | if (VERBOSE) |
| | | 73 | | { |
| | 0 | 74 | | Utils.DrawRectGizmo(viewportRect, Color.blue, 5f); |
| | | 75 | | } |
| | | 76 | | #endif |
| | | 77 | | |
| | 0 | 78 | | Rect myRect = new Rect(myMinCoords, myMaxCoords - myMinCoords); |
| | 0 | 79 | | bool visible = viewportRect.Overlaps(myRect, true); |
| | | 80 | | |
| | 0 | 81 | | targetImage.enabled = visible; |
| | | 82 | | |
| | 0 | 83 | | if (!isLoadingOrLoaded) |
| | | 84 | | { |
| | 0 | 85 | | loadOp = LoadChunkImage(); |
| | | 86 | | } |
| | 0 | 87 | | } |
| | | 88 | | |
| | | 89 | | private void OnDestroy() |
| | | 90 | | { |
| | 0 | 91 | | if (loadOp != null) |
| | 0 | 92 | | loadOp.Dispose(); |
| | 0 | 93 | | } |
| | | 94 | | } |
| | | 95 | | } |