public static bool Raycast(Ray ray, out float t, Vector3 p0, Vector3 p1, Vector3 p2, TriangleEpsilon epsilon = new TriangleEpsilon()) { t = 0.0f; float rayEnter; Plane trianglePlane = new Plane(p0, p1, p2); if (trianglePlane.Raycast(ray, out rayEnter) && Contains3DPoint(ray.GetPoint(rayEnter), false, p0, p1, p2, epsilon)) { t = rayEnter; return(true); } if (epsilon.ExtrudeEps != 0.0f) { float dot = Vector3Ex.AbsDot(ray.direction, trianglePlane.normal); if (dot < ExtrudeEpsThreshold.Get) { OOBB oobb = Calc3DTriangleOOBB(p0, p1, p2, trianglePlane.normal, epsilon); return(BoxMath.Raycast(ray, oobb.Center, oobb.Size, oobb.Rotation)); } } return(false); }
public static bool Raycast(Ray ray, out float t, Vector3 quadCenter, float quadWidth, float quadHeight, Vector3 quadRight, Vector3 quadUp, QuadEpsilon epsilon = new QuadEpsilon()) { t = 0.0f; Vector3 quadNormal = Vector3.Normalize(Vector3.Cross(quadRight, quadUp)); Plane quadPlane = new Plane(quadNormal, quadCenter); float rayEnter; if (quadPlane.Raycast(ray, out rayEnter) && Contains3DPoint(ray.GetPoint(rayEnter), false, quadCenter, quadWidth, quadHeight, quadRight, quadUp, epsilon)) { t = rayEnter; return(true); } if (epsilon.ExtrudeEps != 0.0f) { float dot = Vector3Ex.AbsDot(ray.direction, quadPlane.normal); if (dot < ExtrudeEpsThreshold.Get) { OOBB quadOOBB = Calc3DQuadOOBB(quadCenter, new Vector2(quadWidth, quadHeight), Quaternion.LookRotation(quadNormal, quadUp), epsilon); return(BoxMath.Raycast(ray, quadOOBB.Center, quadOOBB.Size, quadOOBB.Rotation)); } } return(false); }
public static bool RaycastWire(Ray ray, out float t, Vector3 quadCenter, float quadWidth, float quadHeight, Vector3 quadRight, Vector3 quadUp, QuadEpsilon epsilon = new QuadEpsilon()) { t = 0.0f; Vector3 quadNormal = Vector3.Normalize(Vector3.Cross(quadRight, quadUp)); Plane quadPlane = new Plane(quadNormal, quadCenter); Vector2 quadSize = new Vector2(quadWidth, quadHeight); Quaternion quadRotation = Quaternion.LookRotation(quadNormal, quadUp); float rayEnter; if (quadPlane.Raycast(ray, out rayEnter)) { Vector3 intersectPt = ray.GetPoint(rayEnter); var cornerPoints = Calc3DQuadCornerPoints(quadCenter, quadSize, quadRotation); float distFromSegment = intersectPt.GetDistanceToSegment(cornerPoints[(int)QuadCorner.TopLeft], cornerPoints[(int)QuadCorner.TopRight]); if (distFromSegment <= epsilon.WireEps) { t = rayEnter; return(true); } distFromSegment = intersectPt.GetDistanceToSegment(cornerPoints[(int)QuadCorner.TopRight], cornerPoints[(int)QuadCorner.BottomRight]); if (distFromSegment <= epsilon.WireEps) { t = rayEnter; return(true); } distFromSegment = intersectPt.GetDistanceToSegment(cornerPoints[(int)QuadCorner.BottomRight], cornerPoints[(int)QuadCorner.BottomLeft]); if (distFromSegment <= epsilon.WireEps) { t = rayEnter; return(true); } distFromSegment = intersectPt.GetDistanceToSegment(cornerPoints[(int)QuadCorner.BottomLeft], cornerPoints[(int)QuadCorner.TopLeft]); if (distFromSegment <= epsilon.WireEps) { t = rayEnter; return(true); } } if (epsilon.ExtrudeEps != 0.0f) { float dot = Vector3Ex.AbsDot(ray.direction, quadPlane.normal); if (dot < ExtrudeEpsThreshold.Get) { OOBB quadOOBB = Calc3DQuadOOBB(quadCenter, quadSize, Quaternion.LookRotation(quadNormal, quadUp), epsilon); return(BoxMath.Raycast(ray, quadOOBB.Center, quadOOBB.Size, quadOOBB.Rotation)); } } return(false); }
public GameObjectRayHit RaycastSpriteObject(Ray ray, GameObject gameObject) { float t; OOBB worldOOBB = ObjectBounds.CalcSpriteWorldOOBB(gameObject); if (!worldOOBB.IsValid) { return(null); } if (BoxMath.Raycast(ray, out t, worldOOBB.Center, worldOOBB.Size, worldOOBB.Rotation)) { return(new GameObjectRayHit(ray, gameObject, worldOOBB.GetPointFaceNormal(ray.GetPoint(t)), t)); } return(null); }
public static bool RaycastWire(Ray ray, out float t, Vector3 p0, Vector3 p1, Vector3 p2, TriangleEpsilon epsilon = new TriangleEpsilon()) { t = 0.0f; float rayEnter; Plane trianglePlane = new Plane(p0, p1, p2); if (trianglePlane.Raycast(ray, out rayEnter)) { Vector3 intersectPt = ray.GetPoint(rayEnter); float distToSegment = intersectPt.GetDistanceToSegment(p0, p1); if (distToSegment <= epsilon.WireEps) { t = rayEnter; return(true); } distToSegment = intersectPt.GetDistanceToSegment(p1, p2); if (distToSegment <= epsilon.WireEps) { t = rayEnter; return(true); } distToSegment = intersectPt.GetDistanceToSegment(p2, p0); if (distToSegment <= epsilon.WireEps) { t = rayEnter; return(true); } } if (epsilon.ExtrudeEps != 0.0f) { float dot = Vector3Ex.AbsDot(ray.direction, trianglePlane.normal); if (dot < ExtrudeEpsThreshold.Get) { OOBB oobb = Calc3DTriangleOOBB(p0, p1, p2, trianglePlane.normal, epsilon); return(BoxMath.Raycast(ray, oobb.Center, oobb.Size, oobb.Rotation)); } } return(false); }
public List <GameObjectRayHit> RaycastAll(Ray ray, SceneRaycastPrecision raycastPresicion) { var nodeHits = _objectTree.RaycastAll(ray); if (nodeHits.Count == 0) { return(new List <GameObjectRayHit>()); } var boundsQConfig = new ObjectBounds.QueryConfig(); boundsQConfig.ObjectTypes = GameObjectTypeHelper.AllCombined; boundsQConfig.NoVolumeSize = EditorScene.Get.NoVolumeObjectSize; if (raycastPresicion == SceneRaycastPrecision.BestFit) { var hitList = new List <GameObjectRayHit>(10); foreach (var nodeHit in nodeHits) { GameObject sceneObject = nodeHit.HitNode.Data; if (sceneObject == null || !sceneObject.activeInHierarchy) { continue; } Renderer renderer = sceneObject.GetComponent <Renderer>(); if (renderer != null && !renderer.isVisible) { continue; } GameObjectType objectType = sceneObject.GetGameObjectType(); if (objectType == GameObjectType.Mesh) { GameObjectRayHit objectHit = RaycastMeshObject(ray, sceneObject); if (objectHit != null) { hitList.Add(objectHit); } } else if (objectType == GameObjectType.Terrain) { TerrainCollider terrainCollider = sceneObject.GetComponent <TerrainCollider>(); if (terrainCollider != null) { RaycastHit hitInfo; if (terrainCollider.Raycast(ray, out hitInfo, float.MaxValue)) { hitList.Add(new GameObjectRayHit(ray, hitInfo)); } } } else if (objectType == GameObjectType.Sprite) { GameObjectRayHit objectHit = RaycastSpriteObject(ray, sceneObject); if (objectHit != null) { hitList.Add(objectHit); } } else { OOBB worldOOBB = ObjectBounds.CalcWorldOOBB(sceneObject, boundsQConfig); if (worldOOBB.IsValid) { float t; if (BoxMath.Raycast(ray, out t, worldOOBB.Center, worldOOBB.Size, worldOOBB.Rotation)) { var faceDesc = BoxMath.GetFaceClosestToPoint(ray.GetPoint(t), worldOOBB.Center, worldOOBB.Size, worldOOBB.Rotation); var hit = new GameObjectRayHit(ray, sceneObject, faceDesc.Plane.normal, t); hitList.Add(hit); } } } } return(hitList); } else if (raycastPresicion == SceneRaycastPrecision.Box) { var hitList = new List <GameObjectRayHit>(10); foreach (var nodeHit in nodeHits) { GameObject sceneObject = nodeHit.HitNode.Data; if (sceneObject == null || !sceneObject.activeInHierarchy) { continue; } Renderer renderer = sceneObject.GetComponent <Renderer>(); if (renderer != null && !renderer.isVisible) { continue; } OOBB worldOOBB = ObjectBounds.CalcWorldOOBB(sceneObject, boundsQConfig); if (worldOOBB.IsValid) { float t; if (BoxMath.Raycast(ray, out t, worldOOBB.Center, worldOOBB.Size, worldOOBB.Rotation)) { var faceDesc = BoxMath.GetFaceClosestToPoint(ray.GetPoint(t), worldOOBB.Center, worldOOBB.Size, worldOOBB.Rotation); var hit = new GameObjectRayHit(ray, sceneObject, faceDesc.Plane.normal, t); hitList.Add(hit); } } } return(hitList); } return(new List <GameObjectRayHit>()); }