Add functions to support Standard Swizzle textures #148

Job	Run time
build (windows-2019, x64-Debug, amd64)	1m 45s
build (windows-2019, x64-Release, amd64)	1m 43s
build (windows-2022, x64-Debug, amd64)	59s
build (windows-2022, x64-Release, amd64)	1m 46s
build (windows-2019, x86-Debug, amd64_x86)	1m 6s
build (windows-2019, x86-Release, amd64_x86)	2m 33s
build (windows-2022, x86-Debug, amd64_x86)	1m 53s
build (windows-2022, x86-Release, amd64_x86)	1m 59s
build (windows-2022, x64-Debug-Clang, amd64)	1m 27s
build (windows-2022, x64-Release-Clang, amd64)	2m 21s
build (windows-2022, x86-Debug-Clang, amd64_x86)	1m 54s
build (windows-2022, x86-Release-Clang, amd64_x86)	1m 11s
build (windows-2022, arm64-Debug, amd64_arm64)	2m 9s
build (windows-2022, arm64-Release, amd64_arm64)	1m 42s
build (windows-2022, arm64ec-Debug, amd64_arm64)	2m 6s
build (windows-2022, arm64ec-Release, amd64_arm64)	2m 6s
	28m 40s

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