AFRAME raytrace get reference of intersected entity












0















I got a raycaster component attached to the vr controller entity:



 <a-entity id="righthand" 
vive-controls="hand: right; "
oculus-touch-controls="hand: right;"
controls-ui
collider-check
>
<a-entity raycaster="objects: .collidable; showLine: true; far: 100; " line="color: blue; opacity: 0.5" ></a-entity>

</a-entity>


and I got an entity in the scene that will receive the raytrace events:



<a-entity id='myCube' class="collidable" position="0 1.25 -6"  obj-model="obj: #cube-obj; mtl: #cube-mtl" >
</a-entity>


How do I get the id or any reference of the collided entity in the 'raycaster-intersected' event?
I tried the following code, and nothing seems to contains this data:



AFRAME.registerComponent('collider-check', {
dependencies: ['raycaster'],

init: function () {
this.el.addEventListener('raycaster-intersected', function (evt) {

console.log(evt.detail.el); // not here

console.log(evt.detail.intersection); // not here

console.log(evt.detail);// not here

console.log('Player hit something!');
});
}
});


Thanks in advance.



---------Update-----------



@Piotr Adam Milewski answer is correct. The event to be listening is raycaster-intersection instead of raycaster-intersected. In that way you can loop an array of the intersected entities.



Is it possible to get the same result from raycaster-intersected ?? If that event is emitted on the intersected entity, then It should be possible to get its id and other properties.I dont think is ideal to loop over an array every time an intersection event occurs.










share|improve this question

























  • i've added a solution using the event on the target

    – Piotr Adam Milewski
    Nov 21 '18 at 20:45











  • Yeah, now it works. Maybe Aframe documentation should mention all this.

    – Camilo
    Nov 21 '18 at 21:17











  • Your collider-check should be attached to the raycaster. The code above now has two raycasdters.

    – ngokevin
    Nov 21 '18 at 22:27
















0















I got a raycaster component attached to the vr controller entity:



 <a-entity id="righthand" 
vive-controls="hand: right; "
oculus-touch-controls="hand: right;"
controls-ui
collider-check
>
<a-entity raycaster="objects: .collidable; showLine: true; far: 100; " line="color: blue; opacity: 0.5" ></a-entity>

</a-entity>


and I got an entity in the scene that will receive the raytrace events:



<a-entity id='myCube' class="collidable" position="0 1.25 -6"  obj-model="obj: #cube-obj; mtl: #cube-mtl" >
</a-entity>


How do I get the id or any reference of the collided entity in the 'raycaster-intersected' event?
I tried the following code, and nothing seems to contains this data:



AFRAME.registerComponent('collider-check', {
dependencies: ['raycaster'],

init: function () {
this.el.addEventListener('raycaster-intersected', function (evt) {

console.log(evt.detail.el); // not here

console.log(evt.detail.intersection); // not here

console.log(evt.detail);// not here

console.log('Player hit something!');
});
}
});


Thanks in advance.



---------Update-----------



@Piotr Adam Milewski answer is correct. The event to be listening is raycaster-intersection instead of raycaster-intersected. In that way you can loop an array of the intersected entities.



Is it possible to get the same result from raycaster-intersected ?? If that event is emitted on the intersected entity, then It should be possible to get its id and other properties.I dont think is ideal to loop over an array every time an intersection event occurs.










share|improve this question

























  • i've added a solution using the event on the target

    – Piotr Adam Milewski
    Nov 21 '18 at 20:45











  • Yeah, now it works. Maybe Aframe documentation should mention all this.

    – Camilo
    Nov 21 '18 at 21:17











  • Your collider-check should be attached to the raycaster. The code above now has two raycasdters.

    – ngokevin
    Nov 21 '18 at 22:27














0












0








0








I got a raycaster component attached to the vr controller entity:



 <a-entity id="righthand" 
vive-controls="hand: right; "
oculus-touch-controls="hand: right;"
controls-ui
collider-check
>
<a-entity raycaster="objects: .collidable; showLine: true; far: 100; " line="color: blue; opacity: 0.5" ></a-entity>

</a-entity>


and I got an entity in the scene that will receive the raytrace events:



<a-entity id='myCube' class="collidable" position="0 1.25 -6"  obj-model="obj: #cube-obj; mtl: #cube-mtl" >
</a-entity>


How do I get the id or any reference of the collided entity in the 'raycaster-intersected' event?
I tried the following code, and nothing seems to contains this data:



AFRAME.registerComponent('collider-check', {
dependencies: ['raycaster'],

init: function () {
this.el.addEventListener('raycaster-intersected', function (evt) {

console.log(evt.detail.el); // not here

console.log(evt.detail.intersection); // not here

console.log(evt.detail);// not here

console.log('Player hit something!');
});
}
});


Thanks in advance.



---------Update-----------



@Piotr Adam Milewski answer is correct. The event to be listening is raycaster-intersection instead of raycaster-intersected. In that way you can loop an array of the intersected entities.



Is it possible to get the same result from raycaster-intersected ?? If that event is emitted on the intersected entity, then It should be possible to get its id and other properties.I dont think is ideal to loop over an array every time an intersection event occurs.










share|improve this question
















I got a raycaster component attached to the vr controller entity:



 <a-entity id="righthand" 
vive-controls="hand: right; "
oculus-touch-controls="hand: right;"
controls-ui
collider-check
>
<a-entity raycaster="objects: .collidable; showLine: true; far: 100; " line="color: blue; opacity: 0.5" ></a-entity>

</a-entity>


and I got an entity in the scene that will receive the raytrace events:



<a-entity id='myCube' class="collidable" position="0 1.25 -6"  obj-model="obj: #cube-obj; mtl: #cube-mtl" >
</a-entity>


How do I get the id or any reference of the collided entity in the 'raycaster-intersected' event?
I tried the following code, and nothing seems to contains this data:



AFRAME.registerComponent('collider-check', {
dependencies: ['raycaster'],

init: function () {
this.el.addEventListener('raycaster-intersected', function (evt) {

console.log(evt.detail.el); // not here

console.log(evt.detail.intersection); // not here

console.log(evt.detail);// not here

console.log('Player hit something!');
});
}
});


Thanks in advance.



---------Update-----------



@Piotr Adam Milewski answer is correct. The event to be listening is raycaster-intersection instead of raycaster-intersected. In that way you can loop an array of the intersected entities.



Is it possible to get the same result from raycaster-intersected ?? If that event is emitted on the intersected entity, then It should be possible to get its id and other properties.I dont think is ideal to loop over an array every time an intersection event occurs.







javascript aframe






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Nov 21 '18 at 19:32







Camilo

















asked Nov 21 '18 at 17:12









CamiloCamilo

13211




13211













  • i've added a solution using the event on the target

    – Piotr Adam Milewski
    Nov 21 '18 at 20:45











  • Yeah, now it works. Maybe Aframe documentation should mention all this.

    – Camilo
    Nov 21 '18 at 21:17











  • Your collider-check should be attached to the raycaster. The code above now has two raycasdters.

    – ngokevin
    Nov 21 '18 at 22:27



















  • i've added a solution using the event on the target

    – Piotr Adam Milewski
    Nov 21 '18 at 20:45











  • Yeah, now it works. Maybe Aframe documentation should mention all this.

    – Camilo
    Nov 21 '18 at 21:17











  • Your collider-check should be attached to the raycaster. The code above now has two raycasdters.

    – ngokevin
    Nov 21 '18 at 22:27

















i've added a solution using the event on the target

– Piotr Adam Milewski
Nov 21 '18 at 20:45





i've added a solution using the event on the target

– Piotr Adam Milewski
Nov 21 '18 at 20:45













Yeah, now it works. Maybe Aframe documentation should mention all this.

– Camilo
Nov 21 '18 at 21:17





Yeah, now it works. Maybe Aframe documentation should mention all this.

– Camilo
Nov 21 '18 at 21:17













Your collider-check should be attached to the raycaster. The code above now has two raycasdters.

– ngokevin
Nov 21 '18 at 22:27





Your collider-check should be attached to the raycaster. The code above now has two raycasdters.

– ngokevin
Nov 21 '18 at 22:27












1 Answer
1






active

oldest

votes


















2














From the docs:





  • raycaster-intersected is emitted on the intersected entity. It contains info about the raycasting entity and the intersection details.


  • raycaster-intersection is emitted on the raycasting entity, and contains a list of intersected entities.


When using raycaster-intersection try accessing evt.detail.els for an array of intersected entities. Example here





Since the raycaster-intersected is emitted on the intersected entity, you can detect whether the raycaster touched your target.



target.addEventListener('raycaster-intersected', (e)=> { 
// intersected, e.target contains the element
// e.detail.getIntersection(e.target) contains info about the intersection
})


Fiddle here. Fiddle with getIntersection() here.






share|improve this answer


























  • I'm getting this error: e.detail.getIntersection is not a function. I tried evt.detail.el.components.raycaster.getIntersection(this.el) but is null. If it helps I am using aframe.io/releases/0.8.2/aframe.min.js.

    – Camilo
    Nov 21 '18 at 18:37













  • ngoKevin mentioned it here, it seems to be implemented on the master branch but i'm also getting nulls out of it, so i've updated the anwser (+fiddle).

    – Piotr Adam Milewski
    Nov 21 '18 at 18:40











  • I updated my question.

    – Camilo
    Nov 21 '18 at 19:34











  • Shouldn't the code say raycaster-intersected? getIntersection need to pass in the intersected entity, not raycaster entity.

    – ngokevin
    Nov 21 '18 at 22:27











  • @ngokevin thanks it was a typo, i'm not sure why it didn't work earlier, but i've updated my anwser with getIntersection and a fiddle.

    – Piotr Adam Milewski
    Nov 21 '18 at 22:50











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1 Answer
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1 Answer
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active

oldest

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active

oldest

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active

oldest

votes









2














From the docs:





  • raycaster-intersected is emitted on the intersected entity. It contains info about the raycasting entity and the intersection details.


  • raycaster-intersection is emitted on the raycasting entity, and contains a list of intersected entities.


When using raycaster-intersection try accessing evt.detail.els for an array of intersected entities. Example here





Since the raycaster-intersected is emitted on the intersected entity, you can detect whether the raycaster touched your target.



target.addEventListener('raycaster-intersected', (e)=> { 
// intersected, e.target contains the element
// e.detail.getIntersection(e.target) contains info about the intersection
})


Fiddle here. Fiddle with getIntersection() here.






share|improve this answer


























  • I'm getting this error: e.detail.getIntersection is not a function. I tried evt.detail.el.components.raycaster.getIntersection(this.el) but is null. If it helps I am using aframe.io/releases/0.8.2/aframe.min.js.

    – Camilo
    Nov 21 '18 at 18:37













  • ngoKevin mentioned it here, it seems to be implemented on the master branch but i'm also getting nulls out of it, so i've updated the anwser (+fiddle).

    – Piotr Adam Milewski
    Nov 21 '18 at 18:40











  • I updated my question.

    – Camilo
    Nov 21 '18 at 19:34











  • Shouldn't the code say raycaster-intersected? getIntersection need to pass in the intersected entity, not raycaster entity.

    – ngokevin
    Nov 21 '18 at 22:27











  • @ngokevin thanks it was a typo, i'm not sure why it didn't work earlier, but i've updated my anwser with getIntersection and a fiddle.

    – Piotr Adam Milewski
    Nov 21 '18 at 22:50
















2














From the docs:





  • raycaster-intersected is emitted on the intersected entity. It contains info about the raycasting entity and the intersection details.


  • raycaster-intersection is emitted on the raycasting entity, and contains a list of intersected entities.


When using raycaster-intersection try accessing evt.detail.els for an array of intersected entities. Example here





Since the raycaster-intersected is emitted on the intersected entity, you can detect whether the raycaster touched your target.



target.addEventListener('raycaster-intersected', (e)=> { 
// intersected, e.target contains the element
// e.detail.getIntersection(e.target) contains info about the intersection
})


Fiddle here. Fiddle with getIntersection() here.






share|improve this answer


























  • I'm getting this error: e.detail.getIntersection is not a function. I tried evt.detail.el.components.raycaster.getIntersection(this.el) but is null. If it helps I am using aframe.io/releases/0.8.2/aframe.min.js.

    – Camilo
    Nov 21 '18 at 18:37













  • ngoKevin mentioned it here, it seems to be implemented on the master branch but i'm also getting nulls out of it, so i've updated the anwser (+fiddle).

    – Piotr Adam Milewski
    Nov 21 '18 at 18:40











  • I updated my question.

    – Camilo
    Nov 21 '18 at 19:34











  • Shouldn't the code say raycaster-intersected? getIntersection need to pass in the intersected entity, not raycaster entity.

    – ngokevin
    Nov 21 '18 at 22:27











  • @ngokevin thanks it was a typo, i'm not sure why it didn't work earlier, but i've updated my anwser with getIntersection and a fiddle.

    – Piotr Adam Milewski
    Nov 21 '18 at 22:50














2












2








2







From the docs:





  • raycaster-intersected is emitted on the intersected entity. It contains info about the raycasting entity and the intersection details.


  • raycaster-intersection is emitted on the raycasting entity, and contains a list of intersected entities.


When using raycaster-intersection try accessing evt.detail.els for an array of intersected entities. Example here





Since the raycaster-intersected is emitted on the intersected entity, you can detect whether the raycaster touched your target.



target.addEventListener('raycaster-intersected', (e)=> { 
// intersected, e.target contains the element
// e.detail.getIntersection(e.target) contains info about the intersection
})


Fiddle here. Fiddle with getIntersection() here.






share|improve this answer















From the docs:





  • raycaster-intersected is emitted on the intersected entity. It contains info about the raycasting entity and the intersection details.


  • raycaster-intersection is emitted on the raycasting entity, and contains a list of intersected entities.


When using raycaster-intersection try accessing evt.detail.els for an array of intersected entities. Example here





Since the raycaster-intersected is emitted on the intersected entity, you can detect whether the raycaster touched your target.



target.addEventListener('raycaster-intersected', (e)=> { 
// intersected, e.target contains the element
// e.detail.getIntersection(e.target) contains info about the intersection
})


Fiddle here. Fiddle with getIntersection() here.







share|improve this answer














share|improve this answer



share|improve this answer








edited Nov 21 '18 at 22:46

























answered Nov 21 '18 at 18:24









Piotr Adam MilewskiPiotr Adam Milewski

5,45521226




5,45521226













  • I'm getting this error: e.detail.getIntersection is not a function. I tried evt.detail.el.components.raycaster.getIntersection(this.el) but is null. If it helps I am using aframe.io/releases/0.8.2/aframe.min.js.

    – Camilo
    Nov 21 '18 at 18:37













  • ngoKevin mentioned it here, it seems to be implemented on the master branch but i'm also getting nulls out of it, so i've updated the anwser (+fiddle).

    – Piotr Adam Milewski
    Nov 21 '18 at 18:40











  • I updated my question.

    – Camilo
    Nov 21 '18 at 19:34











  • Shouldn't the code say raycaster-intersected? getIntersection need to pass in the intersected entity, not raycaster entity.

    – ngokevin
    Nov 21 '18 at 22:27











  • @ngokevin thanks it was a typo, i'm not sure why it didn't work earlier, but i've updated my anwser with getIntersection and a fiddle.

    – Piotr Adam Milewski
    Nov 21 '18 at 22:50



















  • I'm getting this error: e.detail.getIntersection is not a function. I tried evt.detail.el.components.raycaster.getIntersection(this.el) but is null. If it helps I am using aframe.io/releases/0.8.2/aframe.min.js.

    – Camilo
    Nov 21 '18 at 18:37













  • ngoKevin mentioned it here, it seems to be implemented on the master branch but i'm also getting nulls out of it, so i've updated the anwser (+fiddle).

    – Piotr Adam Milewski
    Nov 21 '18 at 18:40











  • I updated my question.

    – Camilo
    Nov 21 '18 at 19:34











  • Shouldn't the code say raycaster-intersected? getIntersection need to pass in the intersected entity, not raycaster entity.

    – ngokevin
    Nov 21 '18 at 22:27











  • @ngokevin thanks it was a typo, i'm not sure why it didn't work earlier, but i've updated my anwser with getIntersection and a fiddle.

    – Piotr Adam Milewski
    Nov 21 '18 at 22:50

















I'm getting this error: e.detail.getIntersection is not a function. I tried evt.detail.el.components.raycaster.getIntersection(this.el) but is null. If it helps I am using aframe.io/releases/0.8.2/aframe.min.js.

– Camilo
Nov 21 '18 at 18:37







I'm getting this error: e.detail.getIntersection is not a function. I tried evt.detail.el.components.raycaster.getIntersection(this.el) but is null. If it helps I am using aframe.io/releases/0.8.2/aframe.min.js.

– Camilo
Nov 21 '18 at 18:37















ngoKevin mentioned it here, it seems to be implemented on the master branch but i'm also getting nulls out of it, so i've updated the anwser (+fiddle).

– Piotr Adam Milewski
Nov 21 '18 at 18:40





ngoKevin mentioned it here, it seems to be implemented on the master branch but i'm also getting nulls out of it, so i've updated the anwser (+fiddle).

– Piotr Adam Milewski
Nov 21 '18 at 18:40













I updated my question.

– Camilo
Nov 21 '18 at 19:34





I updated my question.

– Camilo
Nov 21 '18 at 19:34













Shouldn't the code say raycaster-intersected? getIntersection need to pass in the intersected entity, not raycaster entity.

– ngokevin
Nov 21 '18 at 22:27





Shouldn't the code say raycaster-intersected? getIntersection need to pass in the intersected entity, not raycaster entity.

– ngokevin
Nov 21 '18 at 22:27













@ngokevin thanks it was a typo, i'm not sure why it didn't work earlier, but i've updated my anwser with getIntersection and a fiddle.

– Piotr Adam Milewski
Nov 21 '18 at 22:50





@ngokevin thanks it was a typo, i'm not sure why it didn't work earlier, but i've updated my anwser with getIntersection and a fiddle.

– Piotr Adam Milewski
Nov 21 '18 at 22:50


















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