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Adding EXAMPLES option so they can be optionally compiled (partially from PR 383)

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Richard Geldreich
2025-11-08 09:05:15 -05:00
parent e31e3e1a3f
commit f4614b0a3d
1 changed files with 37 additions and 17 deletions
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54
CMakeLists.txt
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@@ -1,11 +1,12 @@
# Important: The Basis Universal encoder and transcoder libraries must be compiled with -fno-strict-aliasing (MSVC's default, and also the Linux kernel).
# It should also work without this option, but we do not test with it.
cmake_minimum_required(VERSION 3.5)
cmake_minimum_required(VERSION 3.20)
project(basisu C CXX)
set(CMAKE_CXX_STANDARD 17)
option(STATIC "static linking" FALSE)
option(SAN "sanitize" FALSE)
option(EXAMPLES "build examples" TRUE)
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_SOURCE_DIR}/bin)
@@ -32,6 +33,7 @@ message("Initial SSE=${SSE}")
message("Initial ZSTD=${ZSTD}")
message("Initial OPENCL=${OPENCL}")
message("Initial SAN=${SAN}")
message("Initial EXAMPLES=${EXAMPLES}")
if ((NOT MSVC) AND OPENCL)
# With MSVC builds we use the Khronos lib/include files in the project's "OpenCL" directory, to completely avoid requiring fiddly to install vendor SDK's.
@@ -218,15 +220,21 @@ add_executable(basisu basisu_tool.cpp)
target_link_libraries(basisu PRIVATE basisu_encoder)
# Create the new example executable and link against the static library
add_executable(examples example/example.cpp)
target_link_libraries(examples PRIVATE basisu_encoder)
if(EXAMPLES)
add_executable(examples example/example.cpp)
target_link_libraries(examples PRIVATE basisu_encoder)
endif()
if (ZSTD)
target_compile_definitions(basisu PRIVATE BASISD_SUPPORT_KTX2_ZSTD=1)
target_compile_definitions(examples PRIVATE BASISD_SUPPORT_KTX2_ZSTD=1)
if(EXAMPLES)
target_compile_definitions(examples PRIVATE BASISD_SUPPORT_KTX2_ZSTD=1)
endif()
else()
target_compile_definitions(basisu PRIVATE BASISD_SUPPORT_KTX2_ZSTD=0)
target_compile_definitions(examples PRIVATE BASISD_SUPPORT_KTX2_ZSTD=0)
if(EXAMPLES)
target_compile_definitions(examples PRIVATE BASISD_SUPPORT_KTX2_ZSTD=0)
endif()
endif()
if (NOT MSVC)
@@ -236,7 +244,9 @@ if (NOT MSVC)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DBASISU_SUPPORT_OPENCL=1")
target_include_directories(basisu PRIVATE ${OpenCL_INCLUDE_DIRS})
target_include_directories(examples PRIVATE ${OpenCL_INCLUDE_DIRS})
if(EXAMPLES)
target_include_directories(examples PRIVATE ${OpenCL_INCLUDE_DIRS})
endif()
target_include_directories(basisu_encoder PRIVATE ${OpenCL_INCLUDE_DIRS})
set(BASISU_EXTRA_LIBS ${OpenCL_LIBRARIES})
endif()
@@ -247,22 +257,30 @@ else()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -DBASISU_SUPPORT_OPENCL=1")
target_include_directories(basisu PRIVATE "OpenCL")
target_include_directories(examples PRIVATE "OpenCL")
if(EXAMPLES)
target_include_directories(examples PRIVATE "OpenCL")
endif()
target_include_directories(basisu_encoder PRIVATE "OpenCL")
if (BUILD_X64)
target_link_libraries(basisu PRIVATE "${CMAKE_SOURCE_DIR}/OpenCL/lib/OpenCL64.lib")
target_link_libraries(examples PRIVATE "${CMAKE_SOURCE_DIR}/OpenCL/lib/OpenCL64.lib")
if(EXAMPLES)
target_link_libraries(examples PRIVATE "${CMAKE_SOURCE_DIR}/OpenCL/lib/OpenCL64.lib")
endif()
else()
target_link_libraries(basisu PRIVATE "${CMAKE_SOURCE_DIR}/OpenCL/lib/OpenCL.lib")
target_link_libraries(examples PRIVATE "${CMAKE_SOURCE_DIR}/OpenCL/lib/OpenCL.lib")
if(EXAMPLES)
target_link_libraries(examples PRIVATE "${CMAKE_SOURCE_DIR}/OpenCL/lib/OpenCL.lib")
endif()
endif()
endif()
endif()
if (NOT MSVC)
target_link_libraries(basisu PRIVATE m pthread ${BASISU_EXTRA_LIBS})
target_link_libraries(examples PRIVATE m pthread ${BASISU_EXTRA_LIBS})
if(EXAMPLES)
target_link_libraries(examples PRIVATE m pthread ${BASISU_EXTRA_LIBS})
endif()
endif()
if (NOT EMSCRIPTEN)
@@ -288,12 +306,14 @@ if (MSVC)
RUNTIME_OUTPUT_DIRECTORY_MINSIZEREL ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}
)
set_target_properties(examples PROPERTIES
RUNTIME_OUTPUT_NAME "examples"
RUNTIME_OUTPUT_DIRECTORY_DEBUG ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}
RUNTIME_OUTPUT_DIRECTORY_RELEASE ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}
RUNTIME_OUTPUT_DIRECTORY_RELWITHDEBINFO ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}
RUNTIME_OUTPUT_DIRECTORY_MINSIZEREL ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}
)
if(EXAMPLES)
set_target_properties(examples PROPERTIES
RUNTIME_OUTPUT_NAME "examples"
RUNTIME_OUTPUT_DIRECTORY_DEBUG ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}
RUNTIME_OUTPUT_DIRECTORY_RELEASE ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}
RUNTIME_OUTPUT_DIRECTORY_RELWITHDEBINFO ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}
RUNTIME_OUTPUT_DIRECTORY_MINSIZEREL ${CMAKE_RUNTIME_OUTPUT_DIRECTORY}
)
endif()
endif()