Add functions to support Standard Swizzle textures #147

Job	Run time
build (windows-2019, x64-Debug, amd64)	2m 27s
build (windows-2019, x64-Release, amd64)	2m 10s
build (windows-2022, x64-Debug, amd64)	1m 33s
build (windows-2022, x64-Release, amd64)	2m 0s
build (windows-2019, x86-Debug, amd64_x86)	2m 11s
build (windows-2019, x86-Release, amd64_x86)	1m 5s
build (windows-2022, x86-Debug, amd64_x86)	1m 49s
build (windows-2022, x86-Release, amd64_x86)	2m 25s
build (windows-2022, x64-Debug-Clang, amd64)	1m 30s
build (windows-2022, x64-Release-Clang, amd64)	1m 39s
build (windows-2022, x86-Debug-Clang, amd64_x86)	1m 58s
build (windows-2022, x86-Release-Clang, amd64_x86)	1m 32s
build (windows-2022, arm64-Debug, amd64_arm64)	2m 20s
build (windows-2022, arm64-Release, amd64_arm64)	1m 24s
build (windows-2022, arm64ec-Debug, amd64_arm64)	2m 28s
build (windows-2022, arm64ec-Release, amd64_arm64)	1m 3s
	29m 34s

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