新增自动化编译shader
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@ -56,6 +56,41 @@ function(retrieve_files out_files)
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set(${out_files} ${RESULT} PARENT_SCOPE)
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endfunction()
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set(SHADER_CPP_GENERATED_CMAKE "${CMAKE_CURRENT_SOURCE_DIR}/cmake/GenerateShaderCPPFile.cmake" CACHE STRING "" FORCE)
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function(compile_shader TARGET_NAME OUTPUT SHADER_INCLUDE_DIR)
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set(working_dir "${CMAKE_CURRENT_SOURCE_DIR}")
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set(GLSLANG_BIN $ENV{VULKAN_SDK}/Bin/glslangValidator.exe) # 设置glslangValidator的位置
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set(ALL_SHADER_FILE "")
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# get files in SHADER_INCLUDE_DIR
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file(GLOB_RECURSE ALL_SHADER_FILE "${SHADER_INCLUDE_DIR}/*.vert" "${SHADER_INCLUDE_DIR}/*.frag" "${SHADER_INCLUDE_DIR}/*.comp" "${SHADER_INCLUDE_DIR}/*.tesc" "${SHADER_INCLUDE_DIR}/*.tese" "${SHADER_INCLUDE_DIR}/*.geom")
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foreach(SHADER ${ALL_SHADER_FILE}) # 遍历每一个shader源文件
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get_filename_component(SHADER_NAME ${SHADER} NAME) # 获取shader的名字
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string(REPLACE "." "_" HEADER_NAME ${SHADER_NAME}) # 在生成的.h文件中将文件名的'.'换成'_'
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string(TOUPPER ${HEADER_NAME} GLOBAL_SHADER_VAR) # 将存储二进制内容的全局vector对象名改为全部大写
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set(SPV_FILE "${OUTPUT}/spv/${SHADER_NAME}.spv") # 生成的.spv文件
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set(CPP_FILE "${OUTPUT}/cpp/${HEADER_NAME}.h") # 生成的.h文件
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add_custom_command(
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OUTPUT ${SPV_FILE}
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COMMAND ${GLSLANG_BIN} -I${SHADER_INCLUDE_DIR} -V100 -o ${SPV_FILE} ${SHADER}
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DEPENDS ${SHADER}
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WORKING_DIRECTORY "${working_dir}") # 添加编译命令，在项目生成时执行
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list(APPEND ALL_GENERATED_SPV_FILES ${SPV_FILE})
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add_custom_command(
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OUTPUT ${CPP_FILE}
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COMMAND ${CMAKE_COMMAND} -DPATH=${SPV_FILE} -DHEADER="${CPP_FILE}"
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-DGLOBAL="${GLOBAL_SHADER_VAR}" -P "${SHADER_CPP_GENERATED_CMAKE}"
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DEPENDS ${SPV_FILE}
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WORKING_DIRECTORY "${working_dir}") # 添加执行将spv转换为h文件的cmake函数的命令
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list(APPEND ALL_GENERATED_CPP_FILES ${CPP_FILE})
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endforeach()
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add_custom_target(${TARGET_NAME} # 将上述过程添加到一个生成目标中
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DEPENDS ${ALL_GENERATED_SPV_FILES} ${ALL_GENERATED_CPP_FILES} SOURCES ${SHADERS})
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endfunction()
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add_subdirectory(core)
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add_subdirectory(third_party/imgui)
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add_subdirectory(third_party/portaudio)
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25
cmake/GenerateShaderCPPFile.cmake
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25
cmake/GenerateShaderCPPFile.cmake
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@ -0,0 +1,25 @@
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function(embed_resource resource_file_name source_file_name variable_name)
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if(EXISTS "${source_file_name}")
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if("${source_file_name}" IS_NEWER_THAN "${resource_file_name}")
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return()
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endif()
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endif()
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if(EXISTS "${resource_file_name}")
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file(REMOVE "${source_file_name}")
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file(READ "${resource_file_name}" hex_content HEX)
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string(REPEAT "[0-9a-f]" 32 pattern)
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string(REGEX REPLACE "(${pattern})" "\\1\n" content "${hex_content}")
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string(REGEX REPLACE "([0-9a-f][0-9a-f])" "0x\\1, " content "${content}")
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string(REGEX REPLACE ", $" "" content "${content}")
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set(array_definition "static const uint8_t ${variable_name} []=\n{\n${content}\n};")
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get_filename_component(file_name ${source_file_name} NAME)
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set(source "#pragma once\n/**\n * @file ${file_name}\n * @brief Auto generated file.\n */\n${array_definition}\n")
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file(WRITE "${source_file_name}" "${source}")
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else()
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message("ERROR: ${resource_file_name} doesn't exist")
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return()
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endif()
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endfunction()
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if(EXISTS "${PATH}")
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embed_resource("${PATH}" "${HEADER}" "${GLOBAL}")
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endif()
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@ -15,59 +15,3 @@ target_link_libraries(${PROJECT_NAME} PUBLIC imgui spdlog glfw)
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target_precompile_headers(${PROJECT_NAME} PUBLIC extern.h)
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add_definitions(-Dcore_EXPORTS -DSTB_IMAGE_IMPLEMENTATION -DSTBI_WINDOWS_UTF8)
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function(compile_shader TARGET_NAME OUTPUT SHADER_INCLUDE_DIR)
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set(working_dir "${CMAKE_CURRENT_SOURCE_DIR}")
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set(GLSLANG_BIN $ENV{VULKAN_SDK}/Bin/glslangValidator.exe) # 设置glslangValidator的位置
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set(ALL_SHADER_FILE "")
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# get files in SHADER_INCLUDE_DIR
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file(GLOB_RECURSE ALL_SHADER_FILE "${SHADER_INCLUDE_DIR}/*.vert" "${SHADER_INCLUDE_DIR}/*.frag" "${SHADER_INCLUDE_DIR}/*.comp" "${SHADER_INCLUDE_DIR}/*.tesc" "${SHADER_INCLUDE_DIR}/*.tese" "${SHADER_INCLUDE_DIR}/*.geom")
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foreach(SHADER ${ALL_SHADER_FILE}) # 遍历每一个shader源文件
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get_filename_component(SHADER_NAME ${SHADER} NAME) # 获取shader的名字
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string(REPLACE "." "_" HEADER_NAME ${SHADER_NAME}) # 在生成的.h文件中将文件名的'.'换成'_'
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string(TOUPPER ${HEADER_NAME} GLOBAL_SHADER_VAR) # 将存储二进制内容的全局vector对象名改为全部大写
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set(SPV_FILE "${OUTPUT}/spv/${SHADER_NAME}.spv") # 生成的.spv文件
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set(CPP_FILE "${OUTPUT}/cpp/${HEADER_NAME}.h") # 生成的.h文件
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add_custom_command(
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OUTPUT ${SPV_FILE}
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COMMAND ${GLSLANG_BIN} -I${SHADER_INCLUDE_DIR} -V100 -o ${SPV_FILE} ${SHADER}
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DEPENDS ${SHADER}
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WORKING_DIRECTORY "${working_dir}") # 添加编译命令，在项目生成时执行
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list(APPEND ALL_GENERATED_SPV_FILES ${SPV_FILE})
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add_custom_command(
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OUTPUT ${CPP_FILE}
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COMMAND ${CMAKE_COMMAND} -DPATH=${SPV_FILE} -DHEADER="${CPP_FILE}"
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-DGLOBAL="${GLOBAL_SHADER_VAR}" -P "${CMAKE_CURRENT_SOURCE_DIR}/cmake/GenerateShaderCPPFile.cmake"
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DEPENDS ${SPV_FILE}
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WORKING_DIRECTORY "${working_dir}") # 添加执行将spv转换为h文件的cmake函数的命令
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list(APPEND ALL_GENERATED_CPP_FILES ${CPP_FILE})
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endforeach()
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add_custom_target(${TARGET_NAME} # 将上述过程添加到一个生成目标中
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DEPENDS ${ALL_GENERATED_SPV_FILES} ${ALL_GENERATED_CPP_FILES} SOURCES ${SHADERS})
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endfunction()
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# GenerateShaderCPPFile.cmake
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function(embed_resource resource_file_name source_file_name variable_name)
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if(EXISTS "${source_file_name}")
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if("${source_file_name}" IS_NEWER_THAN "${resource_file_name}")
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return()
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endif()
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endif()
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if(EXISTS "${resource_file_name}")
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file(READ "${resource_file_name}" hex_content HEX)
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string(REPEAT "[0-9a-f]" 32 pattern)
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string(REGEX REPLACE "(${pattern})" "\\1\n" content "${hex_content}")
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string(REGEX REPLACE "([0-9a-f][0-9a-f])" "0x\\1, " content "${content}")
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string(REGEX REPLACE ", $" "" content "${content}")
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set(array_definition "static const std::vector<unsigned char> ${variable_name} =\n{\n${content}\n};")
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get_filename_component(file_name ${source_file_name} NAME)
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set(source "/**\n * @file ${file_name}\n * @brief Auto generated file.\n */\n#include <vector>\n${array_definition}\n")
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file(WRITE "${source_file_name}" "${source}")
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else()
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message("ERROR: ${resource_file_name} doesn't exist")
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return()
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endif()
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endfunction()
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if(EXISTS "${PATH}")
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embed_resource("${PATH}" "${HEADER}" "${GLOBAL}")
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endif()
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