Hi, my goal is add a circle/ring around the mouse pointer when i move it over the mesh [image] . This my start point to do the circle PG https://playground.babylonjs.com/#UIVCZ3#2 My idea with this sample is, when i move the mouse(this sample i have in onPointerDown but my goal is on OnPointerMove…

Hi all, i think i found it https://playground.babylonjs.com/#8ZQVW1#4 … I needed to add mat.AddUniform(‘radius’,‘float’) before the Fragment_Before_FragColor… But if exist a better solution, tell me please :wink: Thank you very much!

nice i don’t know we have it or not but i start make it on shader

Excellent…Thanks a lot @nasimiasl !!!

You can use decals to draw something at the mouse location (left click to draw): https://playground.babylonjs.com/#UIVCZ3#6

:slight_smile: Thanks a lot @Evgeni_Popov another good functionality!!

Hi all, in this sample https://playground.babylonjs.com/#8ZQVW1#1 i want click in one of this mesh and start add the material (disc), but when i click one of this mesh, in first time we have a “blink” on mesh and nothing happens, but if i move to other mesh the disc appear and when i go back to the…

You have a blink because when you change the material of the mesh it has to be compiled and it takes some time (at least one frame). During this time, the mesh is not displayed anymore, hence the blink. To get rid of the blink, you should assign the material to the sphere/box right from the start. …

Hi all, i need to improve with somes GUI´s https://playground.babylonjs.com/#8ZQVW1#3 … I need to had the slider to increase or decrease the radius of disc, but until now i can not do that. What i´m doing wrong ? Can you help me ? Thank you very much!!

[image] Helder_Oliveira: But if exist a better solution, tell me please No that’s ok, but you should remove the line: float radius = radius; as it is not needed.

Hi all, sorry to be boring, again :slight_smile: I have thi PG https://playground.babylonjs.com/#8ZQVW1#6 and goal is: when i click one of this mesh i want add the same radius than i have on diamenter slider on disc, and i want add one more material (matDiffuse), but until now this two material typ…

Circle/Ring around mouse pointer

Questions

nasimiasl July 17, 2020, 12:35pm 3

https://playground.babylonjs.com/#UIVCZ3#5

Shape that follows mouse and adjusts based on mesh height/terrain shape

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Circle/Ring around mouse pointer

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