Emma Broman d77836d910 Feature/arrow renderable (#2219) ...

* Create a RenderableNodeLine example asset

* First version of node direction hint renderable (arrow)

* Add possibility to set length as a multiplier of the bounding sphere

* Draw arrow cylinder using index array

* Update exponents and min max values for lengths

* Draw arrow head

* Only update arrow geometry when positions change

* Add some properties to control visuals of arrow

* Implement invert option

* Add normals and shading

* Set arrow head size by length percentage instead of angle

* Add bottom circle to cone

* Cleanup and update examples

* Remove non-existing property from example asset

* Fix vertices not updating if anchor node was changed

And some missing updates on property change

* Start cleaning up some shape rendering helper functions

* Cleanup code and move cylinder function to helper class

* Refactor cylinder creation code (fewer loops over same vector)

* Update transformations to correctly scale and place arrow

* Add the cone to make the arrowhead

* Update faulty triangle normals

* Add property visibilities

* Rename NodeDirectionHint to NodeArrow

* Apply suggestions from code review

Co-authored-by: Alexander Bock <alexander.bock@liu.se>


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Co-authored-by: Alexander Bock <alexander.bock@liu.se>

2023-09-11 11:04:46 +02:00

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openspace

Feature/arrow renderable (#2219)

2023-09-11 11:04:46 +02:00