Stack Overflow
Stack Overflow

Questions tagged [scnvector3]

A representation of a three-component vector.

15 questions
4
votes
2 answers

How to Convert a SCNVector3 position to a CGPoint SCNView coordinate?

I have this app that just works in landscape. I have an object on scenekit. That object is at a certain position, specified by: SCNNode * buttonRef = [scene.rootNode childNodeWithName:@"buttonRef" recursively:YES]; SCNVector3 buttonRefPosition =…
Duck
  • 34,902
  • 47
  • 248
  • 470
3
votes
1 answer

How to get the SCNVector3 position of the camera in relation to it's direction ARKit Swift

I am trying to attach an object in front of the camera, but the issue is that it is always in relation to the initial camera direction. How can I adjust/get the SCNVector3 position to place the object in front, even if the direction of the camera is…
Tal Zion
  • 6,308
  • 3
  • 50
  • 73
3
votes
0 answers

Swift scene kit: move SCNNode to tap position?

Ok, working with ARKit in Swift here and trying to get a grip on this - for my game controls I want to be able to control the point (position in 3d space) that the SCNNode is moving towards when the users finger is down on the screen, meaning…
blue
  • 7,175
  • 16
  • 81
  • 179
2
votes
1 answer

Creating an array of SCNVector3 using Float in Swift

I have a bunch of Z coordinates in an array. I want to create geometry using these values, thus I created an array of SCNVector3. X and Y values will be calculated using a simple nested loop, but the Z values will come from my array. Xcode is…
NoOneHere
  • 109
  • 1
  • 9
2
votes
1 answer

Convert CGPoint from a View to SCNVector3 in sceneKit

I am using AVFoundation for front camera View. From the Front camera, I'm detecting the Face from each frame using vision framework. From that, I'm able to get CGPoints of nose. Now, I want to add a 3D object on one of the nose points using sceneKit…
Himanshu Ahuja
  • 197
  • 1
  • 13
2
votes
0 answers

Detecting what coordinates I have selected within a displayed model .obj in iphone sdk

I have a OBJ files that I am able display in SCNView.I need some means of detecting what coordinates I have selected within a displayed model.Want to select Particular Selection.
Piyush Patil
  • 45
  • 5
1
vote
0 answers

Lat/Long to SCNVector3 for ARSCNView

I'm trying to build an AR App which places an object with ARSCNView Scene based upon its Longitude and Latitude. I need to convert latitude and longitude values to a point in the 3-dimensional space relative to my phones latitude and longitude. I've…
duck1970
  • 127
  • 10
1
vote
1 answer

Get World Coordinates of CGPoint in ARSCNView (Swift)

Problem I'd like the following function to return to me the world coordinates of a point handled by a tap gesture. I've properly implemented it (using a few online resources) to work with the center point of the frame, but I am having trouble…
Anthony Krivonos
  • 4,596
  • 4
  • 16
  • 31
1
vote
1 answer

How to detect if SCNBox was touched in scenekit?

How to detect if SCNBox was touched in scenekit? I am building a VR app
Andruino
  • 9
  • 1
  • 3
0
votes
1 answer

Finding a better method to identify points exist "inside" of a cube in swift

I want to find a way to check if points(vectors) in my scene are contained within a SCNBox I have displayed on screen. Currently I have an array of about 83000 SCNVector3's. So far, I do this by simply running a for loop on each point and checking…
7ucci
  • 1
0
votes
1 answer

Place node in front of the camera and rotate

I want to show a pointer when a user double taps on a sceneView. For this, I want to use SCNTorus because at some angle it is a circle. let geometry = SCNTorus(ringRadius: 0.01, pipeRadius: 0.001) let node = SCNNode(geometry: geometry) I already…
Nikolai Prokofev
  • 184
  • 3
  • 14
0
votes
0 answers

Join Vector3 with BoxBuffer Geometry to make a proper angle join using Threejs

I want to create a view which has 6 sides mentioned in the image respectively, we have created all sides and joined respectively but we are stuck at a point when we need to create a side with some angle and need to join with the horizontal side We…
Mohammad Zeeshan
  • 825
  • 1
  • 9
  • 20
0
votes
1 answer

Save value of SCNVector3 with UserDefaults in Swift

I am trying to save and load an SCNVector3, this is the code that I use to save and load the vector: //Definition of the two vectors let storedVector = SNCVector3Make(0,0,0) let vector = SNCVector3Make(1,1,1) let defaults =…
Calonca
  • 125
  • 1
  • 7
0
votes
0 answers

Google Vision, use SceneKit to create face masks

I am developing an iOS application in Objective-C, I need to apply on a detected face( using google vision's system) a .scn file. After set up a SceneView with a 3D object stored in a Node... I need to a apply it to a face: SCNVector3…
Kuajia
  • 31
  • 1
  • 9
0
votes
0 answers

How to make SCNNode Position same for Child and Parent Nodes?

I have a scene with a child node named wc. I want to add dae/model file on that node. I was able to add the model/dae via following: Create parent scene with dae asset from bundle Add parent scene to the scnView and typecast it to self.view Get the…
madLokesh
  • 1,860
  • 23
  • 49