ENH: Add example project which used ITK Modules and FetchContent #5740
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By use FetchContent for ITK, along with specific ITK module interface library linking enable to build only the targets needed in ITK for a project. While the initial configuration time is longer due to downloading and configuring ITK, the CMake project structure is simpler than a Superbuild, and the build is more efficient.
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hjmjohnson
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Jan 23, 2026
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@blowekamp This looks like a good example to have.
| include(FetchContent) | ||
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| # Set ITK Git repository and tag | ||
| set(ITK_GIT_REPOSITORY "https://github.com/blowekamp/ITK.git") |
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@blowekamp This should probably default to InsightSoftwareConsortium rather than blowekamp organization.
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Yes, it is dependent PR #5721 for the modular interface libraries.
| # Set ITK Git repository and tag | ||
| set(ITK_GIT_REPOSITORY "https://github.com/blowekamp/ITK.git") | ||
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| set(ITK_GIT_TAG "cmake_interface_module") |
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OK for DRAFT pr, but should this default to "main" or "v5.4.5" or "latest"? as the default?
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This is a standalone directly that can be build separately to try out this combination of feature to build a project/executable with ITK.
By use FetchContent for ITK, along with specific ITK module interface library linking enable to build only the targets needed in ITK for a project. While the initial configuration time is longer due to downloading and configuring ITK, the CMake project structure is simpler than a Superbuild, and the build is more efficient.
PR Checklist
Refer to the ITK Software Guide for
further development details if necessary.