Created attachment 194273 [details] patch Asymptote with enabled hardware acceleration produces incorrect rendered figures in 3D. It is proven that asy has problems with the xf86-video-intel driver. To successfully process 3D figures or examples, it is necessary to deactivate the hardware acceleration.
Created attachment 194276 [details] asy-rendering-issue
Created attachment 194278 [details] patch Improve the instructions of the pkg-message
A commit references this bug: Author: cpm Date: Fri Jun 29 18:09:14 UTC 2018 New revision: 473569 URL: https://svnweb.freebsd.org/changeset/ports/473569 Log: math/asymptote: add pkg-message for asymptote's rendering issue in 3D Asymptote with enabled hardware acceleration produces incorrect rendered figures in 3D. It is proven that asy has problems with the xf86-video-intel driver. To successfully process 3D figures or examples, it is necessary to always use software rendering. % env LIBGL_ALWAYS_SOFTWARE=1 asy sample.asy PR: 229043 Submitted by: cpm Approved by: nivit (maintainer timeout, 2 weeks) Changes: head/math/asymptote/Makefile head/math/asymptote/files/pkg-message.in