portersky
90d013695d
- Replace window class with cbt::opengl::context - Add buffer resource (VBO, EBO, UBO, SSBO) with move semantics - Add texture resource with format/type enums and filtering - Add descriptor_set for Vulkan-style resource binding - All resources use RAII with proper cleanup
58 lines
2.0 KiB
CMake
58 lines
2.0 KiB
CMake
# ==============================================================================
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# Find earcut
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# ==============================================================================
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# This module fetches the earcut.hpp polygon triangulation library.
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#
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# Targets provided:
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# earcut::earcut - The earcut library target
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#
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# Variables set:
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# earcut_FOUND - TRUE if earcut is available
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# earcut_LIBRARIES - The earcut library target (earcut::earcut)
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# earcut_INCLUDE_DIR - Include directories for earcut
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# earcut_VERSION - Version of earcut (if available)
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# ==============================================================================
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if (DEFINED _FINDEARCUT_INCLUDED)
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return()
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endif()
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set(_FINDEARCUT_INCLUDED TRUE)
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# Use the version passed to find_package(), or default to v2.2.4
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if (DEFINED earcut_FIND_VERSION AND NOT earcut_FIND_VERSION STREQUAL "")
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set(EARCUT_VERSION "${earcut_FIND_VERSION}")
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else()
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set(EARCUT_VERSION "2.2.4")
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endif()
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message(STATUS "Fetching earcut ${EARCUT_VERSION}")
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include(FetchContent)
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find_program(GIT_EXECUTABLE git)
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if (NOT GIT_EXECUTABLE)
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message(FATAL_ERROR "Fetch with zip not supported.")
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endif()
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FetchContent_Declare(
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earcut
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GIT_REPOSITORY https://github.com/mapbox/earcut.hpp.git
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GIT_TAG v${EARCUT_VERSION}
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SOURCE_SUBDIR _unused # no CMakeLists.txt here; skips add_subdirectory
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)
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# SOURCE_SUBDIR points to a non-existent directory so FetchContent_MakeAvailable
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# skips add_subdirectory; we only need the headers under include/.
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FetchContent_MakeAvailable(earcut)
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add_library(earcut INTERFACE)
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target_include_directories(earcut SYSTEM INTERFACE "${earcut_SOURCE_DIR}/include")
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add_library(earcut::earcut ALIAS earcut)
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set(earcut_FOUND TRUE)
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set(earcut_LIBRARIES earcut::earcut)
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set(earcut_VERSION "${EARCUT_VERSION}")
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set(earcut_INCLUDE_DIR "${earcut_SOURCE_DIR}/include")
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set(EARCUT_LICENSE_FILE "${earcut_SOURCE_DIR}/LICENSE" CACHE FILEPATH "Path to earcut license file")
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