Fix particle rendering #44

Job	Run time
build (ubuntu-latest, Release, gcc)	2m 27s
build (ubuntu-latest, Release, clang)	2m 22s
build (ubuntu-latest, Release, mingw-w64-gcc)	3m 31s
build (ubuntu-latest, Debug, gcc)	3m 0s
build (ubuntu-latest, Debug, clang)	2m 57s
build (ubuntu-latest, Debug, mingw-w64-gcc)	2m 42s
build (windows-latest, Release, cl)	4m 35s
build (windows-latest, Debug, cl)	5m 7s
build (macos-latest, Release, gcc)	3m 13s
build (macos-latest, Release, clang)	3m 5s
build (macos-latest, Debug, gcc)	3m 33s
build (macos-latest, Debug, clang)	3m 49s
	40m 21s

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