invert PdArray panels #1823

Job	Run time
headless	27m 47s
linux (aarch64)	18m 6s
linux-x86_64-debug	55s
linux (armhf)	14m 53s
lto	21m 8s
linux (i686)	16m 59s
linux (riscv64)	17m 21s
macos (universal-10.15)	1h 57m 41s
linux (x86_64)	13m 3s
modaudio (modduo, modduo-static, MODDUO=true)	31m 31s
plugin-validation	48m 19s
modaudio (modduox, modduox-static)	31m 27s
modaudio (moddwarf, moddwarf)	31m 50s
source-tarball	15m 35s
sysdeps	30m 18s
windows (win32)	27m 37s
wasm (simd)	58m 3s
windows (win64)	30m 10s
wasm (nosimd)	1h 0m 25s
	10h 13m 8s

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