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CMakeLists.txt
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############################################
# Software Rasterizer #
#------------------------------------------#
# @author Nikolaus Rauch #
# @date 14.12.2021 #
#------------------------------------------#
############################################
cmake_minimum_required( VERSION 3.9 )
project( software-rasterizer )
message("\n * CPU Software Rasterizer ")
message(STATUS "${PROJECT_NAME} build environment --")
message(STATUS "Build system: ${CMAKE_SYSTEM_NAME}-${CMAKE_HOST_SYSTEM_PROCESSOR}")
#########################################
# CMake-Stuff #
#########################################
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/lib)
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/lib)
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/bin)
#########################################
# Global Compiler Options #
#########################################
set(GCC_COMPILE_OPTIONS "-W;-Wall;-Wno-unused-variable;-Wno-unused-parameter")
set(GCC_COMPILE_DEBUG_OPTIONS "${GCC_COMPILE_OPTIONS};-ggdb;-O0")
set(GCC_COMPILE_RELEASE_OPTIONS "${GCC_COMPILE_OPTIONS};-O3;-march=native;-ffast-math;")
set(GCC_COMPILE_SUPPRESS_WARING "-w")
set(MSVC_COMPILE_OPTIONS "/W3;/wd4244;/wd4305")
set(MSVC_COMPILE_DEBUG_OPTIONS "${MSVC_COMPILE_OPTIONS};/Zi")
set(MSVC_COMPILE_RELEASE_OPTIONS "${MSVC_COMPILE_OPTIONS};/O2;/fp:fast;/arch")
set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS ON)
add_compile_options("$<$<AND:$<CXX_COMPILER_ID:GNU>,$<CONFIG:DEBUG>>:${GCC_COMPILE_DEBUG_OPTIONS}>")
add_compile_options("$<$<AND:$<CXX_COMPILER_ID:GNU>,$<CONFIG:RELEASE>>:${GCC_COMPILE_RELEASE_OPTIONS}>")
add_compile_options("$<$<AND:$<CXX_COMPILER_ID:MSVC>,$<CONFIG:DEBUG>>:${MSVC_COMPILE_DEBUG_OPTIONS}>")
add_compile_options("$<$<AND:$<CXX_COMPILER_ID:MSVC>,$<CONFIG:RELEASE>>:${MSVC_COMPILE_RELEASE_OPTIONS}>")
#########################################
# Build External-Libraries #
#########################################
set( OpenGL_GL_PREFERENCE GLVND )
find_package( OpenGL 3.0 REQUIRED )
add_subdirectory(external/glad)
target_compile_options(glad_static PRIVATE "$<$<CXX_COMPILER_ID:GNU>:${GCC_COMPILE_SUPPRESS_WARING}>")
target_include_directories( glad_static PUBLIC
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/external/glad/include>
)
add_subdirectory(external/glfw)
target_compile_options(glfw PRIVATE "$<$<CXX_COMPILER_ID:GNU>:${GCC_COMPILE_SUPPRESS_WARING}>")
target_include_directories( glfw PUBLIC
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/external/glfw/include>
)
add_subdirectory(external/stb_image)
target_compile_options(stb_image PRIVATE "$<$<CXX_COMPILER_ID:GNU>:${GCC_COMPILE_SUPPRESS_WARING}>")
add_subdirectory(external/tiny_obj_loader)
target_compile_options(tiny_obj PRIVATE "$<$<CXX_COMPILER_ID:GNU>:${GCC_COMPILE_SUPPRESS_WARING}>")
#########################################
# Build Software Rasterizer #
#########################################
add_subdirectory(rasterizer)
#########################################
# Build Examples #
#########################################
add_subdirectory(apps)