Unity 3d raycast mouse click

 

ScreenToWorldPoint () if the camera rotation is (0,0,0). // But instead we want to collide against everything except layer 8. This is a very good solution for creating a virtual cursor, worked great on 5. Physics. using UnityEngine; public class Example : MonoBehaviour. I add camera and 3d unity cube object to the scene. mousePosition). using Dec 30, 2016 · No clicks detected on UI, 2D Objects (Sprite Renderer/any 2D Collider) and 3D Objects (Mesh Renderer/any 3D Collider): A . In this video I'll show you how to use the new Input System to move your player to where your mouse has clicked in 3d space. #UnityTutorial Nov 7, 2015 · This is what enables anything at all in the UI to even get a pointer event (mouse click/finger tap etc). The device screen is 2D and the game world is 3D. cs: using UnityEngine; using System. Go to the Bake menu and click the Bake button at the bottom. The way you are doing it now every object in the scene is doing its own raycast every time the mouse is clicked. ScreenToWorldPoint(mousePosition) This will then make the Raycast use the Mouse Position that you've already calculated in the line above the Oct 6, 2007 · Hey everyone. The cool thing is that there are different kinds of Raycasters. Next we’ll perform the Raycast using Physics2D. GetMouseButtonDown(0); appears to be not working in scene view. if ( Input. There's a couple of ways to do it. Then user clicks in the scene view to stop the raycasting and the last set of selected objects is shown in the inspector. // Apply a force to a rigidbody in the Scene at the point. How can i get the mouse button down event and the position of click in scene view in world Aug 3, 2015 · Well, make sure there is an Eventsystem in the hierarchy. It looks like you're using raycasting. Infinity) to get mouse interactions with the 3d objects. As user moving through scene it selects (keeps record of) all the objects that intersect with ray from current mouse position. InputDevice mouse = Mouse. While Raycast should work, Unity's EventSystem should be used for detecting clicks. Unity has built in functions for casting a ray into the scene based on a screen point. Returns true during the frame the user pressed the given mouse button. mousePosition; pos. Things like bullet holes or A. Instead of instantiating you would have to find the GameObject you want to move and then Mar 12, 2021 · Here are two approaches that come to mind: Interpolate the input samples. DrawRay(new Vector3(0, 0, 0), new Vector3(2f, 0f, 0f), Color. This is a two player Asymmetric VR(HTC Vice) and PC game. Anyone? Aug 20, 2016 · gunLine. It's sometimes just ignore some of the objects. Code (CSharp): hit. The problem I have is that drawing a crosshair Sep 9, 2021 · offset = selectedObject. FPS Shooting, selecting objects, moving objects, jumping (checking if touching the ground). mousePosition); if ( Physics. Mar 22, 2021 · I am trying to click on a door by mouse click which will then open. Re clicking doesn't redraw. Draw line from Player to Mouse position (Unity) 0. Remember that 0 is at the top of the screen here, so the y-axis direction is opposed to that in other coordinate systems. e. forward; // Perform the raycast against gameobjects on the shootable layer and if it hits something Mar 27, 2019 · Sign up for the Level 2 Game Dev Newsletter: http://eepurl. I am not using monobehaviour as it is breaking my other code. position); // Set the shootRay so that it starts at the end of the gun and points forward from the barrel. RaycastHit2D hit = Physics. So its Oct 24, 2018 · This is for 3D. Input. Jul 10, 2013 · I don't want to use OnMouseDown unless its my best option but I'm used to doing a Raycast from the camera at the mouse click point to detect which collider it hits. shootRay. height/2, 1, 1), crosshairTex) The gunshots are traced with: Code (csharp): Physics. The Raycast function is extremely useful for creating connections between objects in Unity. Vector3 destination; RaycastHit[] possibleTargets; bool isTravelling; float searchDistance = 5f; Mar 3, 2016 · Another approach would be to calculate which cube/cell got hit. mousePosition); Jan 19, 2016 · 1. Dec 22, 2022 · Raycasting is a line in 3D space with the ability to detect intersection points. Drag and drop your script to the scripts. 3. If you don’t, go to Create >UI >Event System. ViewportPointToRay(new Vector3(0. Raycast. I’ll clean their example up a bit for you, but the modifications for your exact situation are straightforward. NOTE: Physics. Aug 22, 2023 · I have a 3d button that looks like this and want to and want to have the mouse click it and it animates by pushing( recessing in space) in 3d and back to original position after. I have a yellow ray casting (debug) but I can not figure out the hit location conversion. Apr 30, 2015 · I have an AR scene that has one AR camera, an image target and a 3D object as below. Headingwest, Aug 4, 2011. Character “Player” will able to move only in the blue part. This allows the ray to detect whatever it hits. This is a handy way to make an invisible raycast target, one that has zero rendering cost but acts like an image from a clickability standpoint: Oct 31, 2011 · You must choose a point and a normal vector to create the plane, use camera. ScreenToWorldPoint(Input. I am using raycast instead of OnMouseOver() and it was working fine until I applied int layerMask = 1 << 8; // This would cast rays only against colliders in layer 8. //This script detects mouse clicks on a plane using Plane. click on the "GameObject" menu in the menu bar. They all return a bool. Navigation Bake process. x or y equivalent on Raycast with World Space canvas. gameObject. If the grid is regular (all cells same size, no height variations) just create a plane and get the intersection point of your click/tap: Code (csharp): public static class ExtensionMethods_Camera. layerMask = ~layerMask; Description. Double click in Scene One and it will open Visual Jun 4, 2018 · 1. Raycast(Camera. Mouse point is a little bit trickier than other things in Unity. In your RaycastHit, you're using the default mouse input. I was able to make my object move towards my raycast hit position from the mouse. public LayerMask _layerMask; // Distance to cast ray. It will not return true until the user has released the mouse button and pressed it again. Code (CSharp): EventSystem. Raycast ( ray, out hit, 100)) {. void mouse_click_callback(int b, int s, int mouse_x, int mouse_y); This gives us an x in the range of 0:width and y from height:0. I’ve got code that instantiates May 7, 2018 · I'm not sure the Raycast one is correct. Hen you hit a GameObject, get its list of components that implement OnPointerClick event. mousePosition. forward, out hit, shootRange) This is fine, the bullets hit the crosshair in the centre of the screen no issue. However, I have large trigger colliders which are used to detect the player…The mouseclick is registering that it’s clicking the invisible trigger and thus when you can’t shoot from within the collider. I want to hit a mesh with a raycast and get the mouse/screen coordinates of where the hit occurred. Dec 10, 2021 · In our case, if we wish to refactor our “click” script to use a raycast, we’ll want to have the ray originate from the current position of the mouse cursor and be cast along the camera’s Mar 19, 2022 · Moving to an object on click. Questions & Answers. You could give the yellow sphere the unity standard layer "Ignore Raycast": Then your code should work (I added the on left mouse click) Feb 22, 2017 · I’ve got code that instantiates a laser where the user clicks. //The normal of the plane is set to facing forward so it is facing the Camera, but you can change this to suit your own needs. Some common uses of this include: setting up your own custom UI system; telling when you hover over Text or Aug 21, 2018 · If I understand your question right, you want to click on the yellow sphere (see image) and want the name of the white cube? There are two possible ways to do that: 1. // where it is clicked. For example i want “on hover” or mouse over tooltip functionality to work if the player hovers on a 3d game May 4, 2021 · Using raycast for a few things such as mouseover, player interaction, and follow behavior. Jan 25, 2019 · Unity C# Raycast Mouse Click. Jun 12, 2015 · Hi, I am trying to get world point by mouse position using the Raycast and it's not always working. black); } In the code above, we did not specify the duration, which meant that the ray is rendered in only one frame. ScreenPointToRay(mouse. The script below creates a horizontal plane passing through the object to which the script is attached, create Jan 10, 2010 · Physics. up, Vector3. Raycast(Ray ray); Physics. zero); Sep 24, 2020 · Go to Window 🡒 AI 🡒 Navigation and open up the Navigation panel. I am using raycast from screen point to detect if the user has clicked/touched on something. Physics Raycaster is for 3D objects with a collider. Create a controller class that has your raycast code in it. For starters look at: You can use a layer mask for Physics. down * 10, Color. 5f, 0f)); Next we want to see of that ray is Jan 26, 2011 · 89. position, camera. The object moves but not exact my click position. Raycast(Ray ray, out RaycastHit hitInfo); Physics. mousePosition, which returns the position of the mouse, in pixels, from the bottom left of the screen. mousePosition); if ( Phy&hellip; i have multiple objects running on single script. PointerEventData pointerEventData=new PointerEventData(EventSystem. Raycast test only against collider. The HTC is listed as the Main Camera looking around the world and the player on the PC using the monitor, mouse and keyboard needs to be clicking around the scene placing targets where an explosion prefab spawns killing the bad guys. width/2, Screen. Feb 22, 2017 · Unity Discussions Mouse Click + Raycast + Colliders. Mas is right but there is a much more efficient way of doing it. Use the left mouse click to cast your ray. Select "Create Empty" option. The simple way is with OnMouseEnter. Oct 13, 2018 · If the sphere is not actually aligned with the mouse position/ray, you're probably using the wrong camera. DrawRay(ray. position; shootRay. mousePosition) to. com int layerMask = 1 << 8; // This would cast rays only against colliders in layer 8. direction = transform. Converting from old to Jan 26, 2015 · Using OnMouseDown. button values are 0 for left button, 1 for right button, 2 for the middle button. Dec 28, 2020 · Casting a ray from mouse position in Unity on mouse click. SetPosition (0, transform. GetMouseButtonDown (0)){ RaycastHit hit; Ray ray = Camera. I copy them to Assets folder. , if one mouse input is sampled at coordinates (x1, y1) and the next input is sampled at (x2, y2), you could add imaginary samples along the line segment from (x1, y1) to (x2, y2) and raycast those as well. Your script should either check if it is null or you should not destroy the object. If so, throw invisible ray from where the mouse click occurred to where to where the collision occurred. Aug 16, 2014 · Code (CSharp): Ray ray = Camera. 5f, 0. Rename the Create Empty as Scripts. When it hits an object move only that object. But if i hold it will keep moving towards the direction of the raycast hit position. current); Use ray cast. Make sure to expand the tags part, or you will be adding layers instead. For me, in the case of having a Physics raycaster attached to the camera the most simple and cleanest solution to prevent the raycaster from firing trough canvas (as it will fire in the case of having a physics raycaster on camera) was to simply check the eventsystem for a selected UI piece. . Physics 2D Raycaster is for 2D objects with a collider. mousePosition), Vector3. Then, in a script on your object: Code (csharp): using UnityEngine. Notes: Raycasts will not detect colliders for which the raycast origin is inside the collider. Raycast so you only check the objects you are interested in, or you could use RaycastAll etc. It doesn't seem to work with the 2d colliders though here's my code: May 18, 2015 · So I’m using the code below right now. GetPoint to finally find the 3D point. So basically an animation will play after mouse click, this is all working already in my project but unfortunately the door will open wherever I click but it should obviously only open when I click on the door. Look at the CONSOLE to see the vector positons of the cast into the world space, you now have access to these in the code as (hit. But now i have a intractable HUD i am finding i need a different set of options to deal with that. position = mousePos; You're moving the object to the "mouse position", but the mouse position is not in world coordinates. I have an obj and mtl file. Check that you have EventSystem. I am using Raycast to Oct 3, 2012 · Here's the modified script, for anyone that wants to have a virtual mouse cursor. Infinity, int layerMask = DefaultRaycastLayers, QueryTriggerInteraction queryTriggerInteraction = QueryTriggerInteraction. However, moving an object with its Transform, that has a Collider component attached to it, can be bad for performance. // The force with which the target is "poked" when hit. See full list on towardsdev. Dec 25, 2018 · Sooooo. It accepts the mouse pointer event data as a parameter. position. The following fails 1/10 times; at first I thought due to the raycast missing the subject below, but after adding in the drawline i realise that it randomly doesn't even fire: Nov 8, 2014 · The second part, where the object flies away when you click on it, is due to this line. As mentioned on that page, this will be attached to your Canvas object so that it can access its GraphicRaycaster Dec 19, 2017 · This might seem straight forward but its more complex than the title explains. Raycast to find the distance from the ray start and Ray. The impact point in world space where the ray hit the collider. I use below code. My mouse hit the road. After some time, you should see a blue color navigation mesh appear on the scene window. Create Empty GameObject in Unity. It will pull up the tag editor. Sep 10, 2020 · Learn how to use raycasts to click on objects with your mouse, and then make then execute functions via interfaces! I show how to do it in both 2D and 3D!ᐅGe Nov 16, 2016 · With a raycast, you could filter which layers you want to collide with. Raycast(Ray ray, float distance); Physics. DrawTexture(new Rect ( Screen. Check how to do this on the duplciated answer where it says "5. You can draw this ray as: Debug. But I imagine that the OnClick () method Nov 21, 2019 · Here's exactly what I want to do: Press a button on the inspector of a script to start raycasting. z; Jan 10, 2022 · Raycasting with Unity's New Input System. current; Ray ray = camera. IPointerClickHandler clickHandler=collider. Make sure to add your scenes in the Build Settings window, choose “Build Settings” Add open scene. ScreenPointToRay ( Input. Log("Sprite Clicked"); } The gameObject also need to have a collider. point; And then use the hitted point to find the vector based on your player/camera position. Or perhaps if you need to check how high the player is from Use this to determine if the cursor is over a Graphics element in the Scene. Go to GameObject ---> UI ---> Event System. Ignore Raycast Layer. In your case using Raycast, the direction doesn't matter. The easiest method is to add this function into any script component attached to the gameObject containing the sprite: void OnMouseDown(){. Simple. Nov 16, 2021 · The figure below shows what i want to achieve: I have this code from Unity Documentation. So when i click it will move for a bit. Change. Or if you want to shoot an object with a weapon or obstruct a line of sight. Declaration public static RaycastHit[] RaycastAll ( Vector3 origin , Vector3 direction , float maxDistance = Mathf. So what I am trying to do is a array of 3d tiles and select them with mouse click. Call this function from the Update function, since the state gets reset each frame. mouseposition (screen position), converting it using ScreenToWorldPosition and moving the 3D object to this position. Raycast(Vector3 origin, Vector3 direction); Use Unity to build high-quality 3D and 2D games and experiences. But what if you want to actually do something with the mouse position in the game world, such as click on a Game Object, or drag Nov 2, 2021 · Then I created a Ray variable and assigned a ray from the position of the main camera to the player click. Collections; public class door : MonoBehaviour {. Graphic Raycaster is for UI inside a Canvas with a graphic. int layerMask = 1 << 8; // This would cast rays only against colliders in layer 8. We’ll provide the mousePos in a Vector2 format to drop the z-coordinate, and use it as our starting point. Without EventSystem it can't detect clicks at-all. I have attempted to rework the Raycasting and check out the Unity documents and forums, perhaps i am missing so simple. origin = transform. Nav Mesh Display. legacy-topics. public class GetCoordinates: MonoBehaviour { private GameObject _objectToHit; private RaycastHit hit; private Collider coll; private Ray ray; private float hitDistance = 200f; void Start () { coll = GetComponent<Collider> (); _objectToHit Jul 7, 2018 · print("Ui element was click"); SetDestination(); There’s a fairly detailed example in the docs to do just this. float pokeForce; Aug 28, 2020 · The following code will draw a black ray from the origin to point (2,0,0) for every frame in the scene view. 1. position, Camera. OnMouseDown only works with a mouse (duh) so if someday you decide to change your input (hey let's use an Htc Vive controller!) you are kinda screwed. Even then, it doesn't count as a hit. Is there a script I could make to do a button click play an animation of it being pressed and returning Aug 24, 2017 · I am making an isometric point and click game that uses code like: Physics. Moving an object to a certain position in Unity3D is basically the same. 2. Put a 3D object behind your interface, make it really small on Z coordinates and scale it to your interface on X and Y (or the coordinate system you are using). transform. Mar 6, 2017 · 60 3 15. It does rotate with a script i assembled together but, it does not rotate towards the raycast position. Edit: Since you have a 2D scene you will need to do the following: void CastRay() {. The only info I found was to Edit > Project Settings > Physics > Uncheck “Queries Hit Triggers”, but this fix did not Sep 28, 2019 · The cast is to head towards the mouse position on Right Click. Jul 17, 2014 · You can accomplish the same thing with Camera. For example, if you want to select an object just by looking at it or clicking on it. I. Mar 19, 2014 · Raycast and ignore transparency - Questions & Answers - Unity Discussions. Roads has mesh collider. I. See the example code on Input. Marshal_Alessi February 22, 2017, 1:00am 1. If your raycasts are costly, this may not be a performant option. 2) Like I said, OnMouseDown uses a raycast behind the scene, to raycast your mouse click on screen coordinates. com/gGb8ePThis Unity tutorial will teach you how to select objects using raycasts. range [-1:1, -1:1, -1:1] Aug 16, 2021 · First we determine where the ray will cast from. RaycastHit2D hit = Physics2D. Could someone please direct me on my bad script that is supposed to rotate my character when the mouse clicks an area on the ground mesh. origin, ray. Im making a non-rts movement. Dec 21, 2015 · I create a scene in unity. RadRedPanda, Jan 1, 2022. DrawLine and it draws right, only raycast goes crazy, I think it’s because raycast request a direction instead of a Vector3, i’ve tried to find how to transform Vector3 into Direction, but no lucky. Jun 18, 2021 · Raycasts in Unity, made easy. When you call this function, make sure the ‘z’ value is distance the camera is away from z = 0; Example code: var pos = Input. Next, I create a RaycastHit variable to store the hit info and a if statement to check if the ray cast hit an object (passing the hit veritable to store the hit info of that raycast). The raycast debug line is flying all over the screen, and it only draws once. layerMask = ~layerMask; RaycastHit hit; // Does the ray intersect any objects excluding the player layer. Aug 16, 2014 · 4. void FixedUpdate() {. The problem is that virtual cursor Oct 22, 2016 · I am trying to write an editor script for Unity Terrain that instantiates objects where I click on terrain in the scene view (pretty much like the tree generation of terrain). I looked at the source code of 5. For 3D Object (Mesh Renderer/any 3D Collider)" – Programmer. Another way is just raycasting from where the mouse cursor is into the world. private static Plane xzPlane = new Plane ( Vector3. Make sure you have an EventSystem in your hierarchy. z = -Camera. Deploy them across mobile, desktop, VR/AR, consoles or the Web and connect with people globally. Jan 3, 2021 · Any click reaching that back layer has obviously missed hitting any other buttons, so now you can simply redo the click as a physics / physics2d raycast into the scene. position); , but it didn't work. This community is here to help users of all levels gain access to resources, information, and support from others in regards to anything related to Unity. 5 UI system and couldn't find anything new in the systems - don't know what to do. Step 1: 3d Normalised Device Coordinates. Feb 17, 2015 · So one last script, this allows us to open a door when it intersects the ray, our door is an empty gameobject with a a parented cube collider shaped into a door: door. void Update() {. Jun 18, 2021 · I’ve put it down to the most basic I can test it, this is the only code besides what comes in a script’s template: void Update() {. I’ve tried with Debug. To move object to mouse click position, I add raycast and it works. You can have this script check for the name of the gameobject that the ray hits in order to determine what action should occur. First, you need to set them up in the editor. 5. ᐅGet the full Source Code Bundle May 30, 2014 · GUI. But I want to use my model. Press a button on the inspector of a script to start raycasting. Vector3 hitPoint = hit. The ~ operator does this, it inverts a bitmask. TheAngryBr1t March 19, 2014, 4:22am 1. I am using it to place GameObject on node but it's just past over some of the nodes. Right now I get this error: “Missing Reference Exception: The object of type ‘GameObject’ has been destroyed but you are still trying to access it. Make sure they are hidden behind your interface (make Z coorditane 1 or more). main. EventSystems; class TheClassName : Monobehaviour, IPointerClickHandler // I think that's right, just let auto complete help you. But im having trouble making it rotate. I'm just getting started with all of this. ” I know this is because the destroy Jun 14, 2014 · 153. //In this example, the plane is set to the Camera's x and y position, but you can set the z position so the plane is in front of your Camera. {. The goal is to be able to click & destroy objects on screen with a mouse. Some common uses of this include: setting up your own custom UI system; telling when you hover over Text or Mar 16, 2018 · 2. This will remove some problems you will encounter later on in your code. Check if left mouse button is pressed. The object is moved, but not to the mouse click Nov 5, 2013 · You raycast from the click position (mouse or touch etc), then if you hit an object you want to interact with run whatever code you need. OverlapPoint is much faster/efficient however. If the sphere is in line with the mouse but far off the road surface (above or below) then it's probably an issue with the colliders. Raycast( camera. Make sure the camera has a Physics 2D Raycaster component. var hit : RaycastHit; var ray = Camera. Note "Raycaster" is the empty gameobject Apr 17, 2022 · 0. DrawRay(Camera. Go to a tile, and click the drop-down for the tag (up near the top in the inspector), and click manage tags. direction); or. Raycast performs its work in XY and not Z so if you're trying to raycast along Z then you need to use OverlapPoint or GetRaycastIntersection. public bool Open = false; public float angle = 90f; public floatspeed= 500f; //This script detects mouse clicks on a plane using Plane. UseGlobal); May 24, 2015 · 3ddave May 26, 2015, 4:02am 2. it required to enter the difference in Z position from Use this to determine if the cursor is over a Graphics element in the Scene. The bolded one is the one you want. ScreenPointToRay(Input. ScreenToWorldPoint was returning the center of the screen area of the Camera and to it work right. direction); Option 1 is more direct once you've defined your ray, but option 2 gives you more choice to play around if it turns out this Ray doesn't behave the way you expect Oct 23, 2006 · I did the selection by click using raycast before, but as each of my objects are dynamically created, I prefered put a script on each one doing implementation of OnClick () and delegating for Unity the work of specify when the mouse was clicked over which object (because will activate its OnClick ()). red, 10); } This only creates a Ray directly down from the camera (Top-Down display), but never at the mouse’s position. Description. So, you need to convert the mouse position from screen point to game world space position. Jan 22, 2020 · It’s a property of the Input class so, to access it from a script, all you need to do is use Input. We want the center of our view so we use: var ray = Camera. point), use this as an argument to place something or do something in that place if oyu need more Dec 13, 2016 · Posts: 1,919. cars in racing games use 1. We’ll also provide Vector2. I created an animation file of it recessing when pushed but i cant seem to get the animation to play on trigger. Jan 28, 2015 · i want to select one object on mouse click. zero as the direction of the Raycast to ensure only objects located directly at the point of the click are detected: Dec 8, 2017 · The most accurate way is to retrieve the point where to shot based on the mouse position by casting a ray to the scene from the camera. You can get more information on the hit by providing a RaycastHit object to the function call like so. There is a unexpected result of the hit point being half way from expected. Aug 16, 2014 · But the raycast always point to the same place on the map, doesn’t matter where i click. current Apr 3, 2021 · How can I find the mouse position in Unity? I am using the new Input System and I've already tried. Nov 27, 2020 · In this Unity game development tutorial we're going to look at how we can select an object in the 3D world with the mouse by using Raycast. Debug. GetComponent<IPointerClickHandler>(); once you have that reference (its not null) you can call. If you prefer writ Nov 3, 2016 · This question is a bit old, but I was looking for a a way to get a GameObject with a mouse click in unity 2D, and the Answer from Esa almost helped me, but I couldn't afford to make it to work, so with a bit of research I saw that Camera. Both 2D and 3D colliders work. 0. My Raycast does not hit the Player object when I click over it. zero); Dec 16, 2019 · Question 2 - You can't use the Plane raycast, but you can get the clicked object without using a raycast by going the other way around - rather than casting the mouse pointer into 3D space, you can transform the object's position into screen space and compare distance to the mouse cursor. 4, but it's broken now on 5. If you don't have have it, create it yourself. I want to move the AR object to the position of the mouse click. I have included the code of my Fire Function. position - mousePosition; } Using the Overlap Point function and a Collider is a convenient way to move objects using the mouse in 2D. I have tried taking the Input. Raycast(interactionRay, out interactionInfo, Mathf. I purposely compensated and clicked on empty space to click and get the ray through my Player object. mousePosition), Vector2. Code (CSharp): // Layer that enemy is on - remember to set this in inspector. #unity #csharp #tutorial #gamedev #gameobjectIn this short Unity tutorial, let's see how to interact with game objects at runtime, with 3 levels of difficult Dec 18, 2012 · Create a plain, pop in your FPS to the scene above the plain and play game. ScreenPointToRay to create a ray from the mouse pointer, Plane. right now, If you click the character he rotates in every Sep 13, 2020 · This solution allows you to click on a gameObject (provided it has a collider attached), move the current gameObject towards the clicked object, as well as gather an array of possible gameObjects (RaycastHit [s]) in the direction of the clicked one. Raycast has 11 that's right, eleven different method overloads so you can cast rays how you need to. You need to use the camera for this purpose. jm vj vp rq kw pq tn dt qo ol