diff --git a/.gitignore b/.gitignore index f765426..5fee6a4 100644 --- a/.gitignore +++ b/.gitignore @@ -1,68 +1,19 @@ -# ---> C -# Prerequisites -*.d - -# Object files -*.o -*.ko -*.obj -*.elf - -# Linker output -*.ilk -*.map -*.exp - -# Precompiled Headers -*.gch -*.pch - -# Libraries -*.lib -*.a -*.la -*.lo - -# Shared objects (inc. Windows DLLs) -*.dll -*.so -*.so.* -*.dylib - -# Executables -*.exe -*.out -*.app -*.i*86 -*.x86_64 -*.hex - -# Debug files -*.dSYM/ -*.su -*.idb -*.pdb - -# Kernel Module Compile Results -*.mod* -*.cmd -.tmp_versions/ -modules.order -Module.symvers -Mkfile.old -dkms.conf - -# ---> CMake -CMakeLists.txt.user -CMakeCache.txt -CMakeFiles -CMakeScripts -Testing -Makefile -cmake_install.cmake -install_manifest.txt -compile_commands.json -CTestTestfile.cmake -_deps -CMakeUserPresets.json - +.bake_cache +.DS_Store +.vscode +.vs +gcov +bin +build +.cache +.idea +cmake-**/ +.kdev4 +*.kdev4 +assets/ +assets/** +*.cymf +*.png +*.bmp +*.jpg +test.** diff --git a/CMakeLists.txt b/CMakeLists.txt new file mode 100644 index 0000000..f55dd74 --- /dev/null +++ b/CMakeLists.txt @@ -0,0 +1,66 @@ +cmake_minimum_required(VERSION 3.20) + +project(colysis + LANGUAGES CXX + VERSION 0.0.1 +) + +# Set C/C++ standards +set(CMAKE_C_STANDARD 11) +set(CMAKE_C_STANDARD_REQUIRED ON) +set(CMAKE_C_EXTENSIONS OFF) + +set(CMAKE_CXX_STANDARD 23) +set(CMAKE_CXX_STANDARD_REQUIRED ON) +set(CMAKE_CXX_EXTENSIONS OFF) + +# Set compiler flags +set(CMAKE_EXPORT_COMPILE_COMMANDS ON) # Generate compile commands (useful for IDEs) +set(USE_FOLDERS ON) # Organize targets into folders (for IDEs) +set(BUILD_SHARED_LIBS OFF CACHE BOOL "" FORCE) # Build static libraries by default + + +include(cmake/CPM.cmake) + +# sfml +CPMAddPackage( + NAME sfml + GITHUB_REPOSITORY SFML/SFML + GIT_TAG 3.0.0 +) + +# # flecs +# CPMAddPackage( +# NAME flecs +# GITHUB_REPOSITORY SanderMertens/flecs +# GIT_TAG v4.0.4 +# ) + + +include(cmake/utils.cmake) + +# Get files in src/ and add them to the executable + +find_files(colysis_src src cpp hpp cxx hxx c h) +add_executable(colysis + ${colysis_src} +) + +target_link_libraries(colysis + SFML::Audio + SFML::Graphics + SFML::Window + SFML::System +) + +target_compile_definitions(colysis PUBLIC "$<$:_DEBUG>") + +target_include_directories(colysis PUBLIC include) + +# put the assets folder path as a C preprocessor define +set(ASSETS_PATH "${CMAKE_CURRENT_SOURCE_DIR}/assets/") +target_compile_definitions(colysis PRIVATE ASSETS_PATH="${ASSETS_PATH}") +message(STATUS "Assets path : ${ASSETS_PATH}") + + +# put_targets_into_folder(FOLDER "vendor/flecs" TARGETS flecs::flecs flecs::flecs_static) diff --git a/README.md b/README.md index 5ad3a8f..89e2db2 100644 --- a/README.md +++ b/README.md @@ -1,2 +1,36 @@ -# colysis +# Colysis +A simple game written in C++ and using SFML. +## Building +To build the project, you need to have [CMake](https://cmake.org/) installed. + +### Linux +```sh +mkdir build +cd build +cmake .. +make +``` + +### Windows +```sh +mkdir build +cd build +cmake -G "Visual Studio 17 2022" .. +cmake --build . --config Release +``` + +### macOS +```sh +mkdir build +cd build +cmake -G "Xcode" .. +cmake --build . --config Release +``` + +## Running +After building, you can run the game by executing the `colysis` executable. + +## License +The game will be open source *but* without the game assets. \ +So you will be able to make your own game from colysis but the assets can only be purchased. diff --git a/cmake/CPM.cmake b/cmake/CPM.cmake new file mode 100644 index 0000000..6130666 --- /dev/null +++ b/cmake/CPM.cmake @@ -0,0 +1,1289 @@ +# CPM.cmake - CMake's missing package manager +# =========================================== +# See https://github.com/cpm-cmake/CPM.cmake for usage and update instructions. +# +# MIT License +# ----------- +#[[ + Copyright (c) 2019-2023 Lars Melchior and contributors + + Permission is hereby granted, free of charge, to any person obtaining a copy + of this software and associated documentation files (the "Software"), to deal + in the Software without restriction, including without limitation the rights + to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + copies of the Software, and to permit persons to whom the Software is + furnished to do so, subject to the following conditions: + + The above copyright notice and this permission notice shall be included in all + copies or substantial portions of the Software. + + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE + SOFTWARE. +]] + +cmake_minimum_required(VERSION 3.14 FATAL_ERROR) + +# Initialize logging prefix +if(NOT CPM_INDENT) + set(CPM_INDENT + "CPM:" + CACHE INTERNAL "" + ) +endif() + +if(NOT COMMAND cpm_message) + function(cpm_message) + message(${ARGV}) + endfunction() +endif() + +if(DEFINED EXTRACTED_CPM_VERSION) + set(CURRENT_CPM_VERSION "${EXTRACTED_CPM_VERSION}${CPM_DEVELOPMENT}") +else() + set(CURRENT_CPM_VERSION 0.40.7) +endif() + +get_filename_component(CPM_CURRENT_DIRECTORY "${CMAKE_CURRENT_LIST_DIR}" REALPATH) +if(CPM_DIRECTORY) + if(NOT CPM_DIRECTORY STREQUAL CPM_CURRENT_DIRECTORY) + if(CPM_VERSION VERSION_LESS CURRENT_CPM_VERSION) + message( + AUTHOR_WARNING + "${CPM_INDENT} \ +A dependency is using a more recent CPM version (${CURRENT_CPM_VERSION}) than the current project (${CPM_VERSION}). \ +It is recommended to upgrade CPM to the most recent version. \ +See https://github.com/cpm-cmake/CPM.cmake for more information." + ) + endif() + if(${CMAKE_VERSION} VERSION_LESS "3.17.0") + include(FetchContent) + endif() + return() + endif() + + get_property( + CPM_INITIALIZED GLOBAL "" + PROPERTY CPM_INITIALIZED + SET + ) + if(CPM_INITIALIZED) + return() + endif() +endif() + +if(CURRENT_CPM_VERSION MATCHES "development-version") + message( + WARNING "${CPM_INDENT} Your project is using an unstable development version of CPM.cmake. \ +Please update to a recent release if possible. \ +See https://github.com/cpm-cmake/CPM.cmake for details." + ) +endif() + +set_property(GLOBAL PROPERTY CPM_INITIALIZED true) + +macro(cpm_set_policies) + # the policy allows us to change options without caching + cmake_policy(SET CMP0077 NEW) + set(CMAKE_POLICY_DEFAULT_CMP0077 NEW) + + # the policy allows us to change set(CACHE) without caching + if(POLICY CMP0126) + cmake_policy(SET CMP0126 NEW) + set(CMAKE_POLICY_DEFAULT_CMP0126 NEW) + endif() + + # The policy uses the download time for timestamp, instead of the timestamp in the archive. This + # allows for proper rebuilds when a projects url changes + if(POLICY CMP0135) + cmake_policy(SET CMP0135 NEW) + set(CMAKE_POLICY_DEFAULT_CMP0135 NEW) + endif() + + # treat relative git repository paths as being relative to the parent project's remote + if(POLICY CMP0150) + cmake_policy(SET CMP0150 NEW) + set(CMAKE_POLICY_DEFAULT_CMP0150 NEW) + endif() +endmacro() +cpm_set_policies() + +option(CPM_USE_LOCAL_PACKAGES "Always try to use `find_package` to get dependencies" + $ENV{CPM_USE_LOCAL_PACKAGES} +) +option(CPM_LOCAL_PACKAGES_ONLY "Only use `find_package` to get dependencies" + $ENV{CPM_LOCAL_PACKAGES_ONLY} +) +option(CPM_DOWNLOAD_ALL "Always download dependencies from source" $ENV{CPM_DOWNLOAD_ALL}) +option(CPM_DONT_UPDATE_MODULE_PATH "Don't update the module path to allow using find_package" + $ENV{CPM_DONT_UPDATE_MODULE_PATH} +) +option(CPM_DONT_CREATE_PACKAGE_LOCK "Don't create a package lock file in the binary path" + $ENV{CPM_DONT_CREATE_PACKAGE_LOCK} +) +option(CPM_INCLUDE_ALL_IN_PACKAGE_LOCK + "Add all packages added through CPM.cmake to the package lock" + $ENV{CPM_INCLUDE_ALL_IN_PACKAGE_LOCK} +) +option(CPM_USE_NAMED_CACHE_DIRECTORIES + "Use additional directory of package name in cache on the most nested level." + $ENV{CPM_USE_NAMED_CACHE_DIRECTORIES} +) + +set(CPM_VERSION + ${CURRENT_CPM_VERSION} + CACHE INTERNAL "" +) +set(CPM_DIRECTORY + ${CPM_CURRENT_DIRECTORY} + CACHE INTERNAL "" +) +set(CPM_FILE + ${CMAKE_CURRENT_LIST_FILE} + CACHE INTERNAL "" +) +set(CPM_PACKAGES + "" + CACHE INTERNAL "" +) +set(CPM_DRY_RUN + OFF + CACHE INTERNAL "Don't download or configure dependencies (for testing)" +) + +if(DEFINED ENV{CPM_SOURCE_CACHE}) + set(CPM_SOURCE_CACHE_DEFAULT $ENV{CPM_SOURCE_CACHE}) +else() + set(CPM_SOURCE_CACHE_DEFAULT OFF) +endif() + +set(CPM_SOURCE_CACHE + ${CPM_SOURCE_CACHE_DEFAULT} + CACHE PATH "Directory to download CPM dependencies" +) + +if(NOT CPM_DONT_UPDATE_MODULE_PATH AND NOT DEFINED CMAKE_FIND_PACKAGE_REDIRECTS_DIR) + set(CPM_MODULE_PATH + "${CMAKE_BINARY_DIR}/CPM_modules" + CACHE INTERNAL "" + ) + # remove old modules + file(REMOVE_RECURSE ${CPM_MODULE_PATH}) + file(MAKE_DIRECTORY ${CPM_MODULE_PATH}) + # locally added CPM modules should override global packages + set(CMAKE_MODULE_PATH "${CPM_MODULE_PATH};${CMAKE_MODULE_PATH}") +endif() + +if(NOT CPM_DONT_CREATE_PACKAGE_LOCK) + set(CPM_PACKAGE_LOCK_FILE + "${CMAKE_BINARY_DIR}/cpm-package-lock.cmake" + CACHE INTERNAL "" + ) + file(WRITE ${CPM_PACKAGE_LOCK_FILE} + "# CPM Package Lock\n# This file should be committed to version control\n\n" + ) +endif() + +include(FetchContent) + +# Try to infer package name from git repository uri (path or url) +function(cpm_package_name_from_git_uri URI RESULT) + if("${URI}" MATCHES "([^/:]+)/?.git/?$") + set(${RESULT} + ${CMAKE_MATCH_1} + PARENT_SCOPE + ) + else() + unset(${RESULT} PARENT_SCOPE) + endif() +endfunction() + +# Try to infer package name and version from a url +function(cpm_package_name_and_ver_from_url url outName outVer) + if(url MATCHES "[/\\?]([a-zA-Z0-9_\\.-]+)\\.(tar|tar\\.gz|tar\\.bz2|zip|ZIP)(\\?|/|$)") + # We matched an archive + set(filename "${CMAKE_MATCH_1}") + + if(filename MATCHES "([a-zA-Z0-9_\\.-]+)[_-]v?(([0-9]+\\.)*[0-9]+[a-zA-Z0-9]*)") + # We matched - (ie foo-1.2.3) + set(${outName} + "${CMAKE_MATCH_1}" + PARENT_SCOPE + ) + set(${outVer} + "${CMAKE_MATCH_2}" + PARENT_SCOPE + ) + elseif(filename MATCHES "(([0-9]+\\.)+[0-9]+[a-zA-Z0-9]*)") + # We couldn't find a name, but we found a version + # + # In many cases (which we don't handle here) the url would look something like + # `irrelevant/ACTUAL_PACKAGE_NAME/irrelevant/1.2.3.zip`. In such a case we can't possibly + # distinguish the package name from the irrelevant bits. Moreover if we try to match the + # package name from the filename, we'd get bogus at best. + unset(${outName} PARENT_SCOPE) + set(${outVer} + "${CMAKE_MATCH_1}" + PARENT_SCOPE + ) + else() + # Boldly assume that the file name is the package name. + # + # Yes, something like `irrelevant/ACTUAL_NAME/irrelevant/download.zip` will ruin our day, but + # such cases should be quite rare. No popular service does this... we think. + set(${outName} + "${filename}" + PARENT_SCOPE + ) + unset(${outVer} PARENT_SCOPE) + endif() + else() + # No ideas yet what to do with non-archives + unset(${outName} PARENT_SCOPE) + unset(${outVer} PARENT_SCOPE) + endif() +endfunction() + +function(cpm_find_package NAME VERSION) + string(REPLACE " " ";" EXTRA_ARGS "${ARGN}") + find_package(${NAME} ${VERSION} ${EXTRA_ARGS} QUIET) + if(${CPM_ARGS_NAME}_FOUND) + if(DEFINED ${CPM_ARGS_NAME}_VERSION) + set(VERSION ${${CPM_ARGS_NAME}_VERSION}) + endif() + cpm_message(STATUS "${CPM_INDENT} Using local package ${CPM_ARGS_NAME}@${VERSION}") + CPMRegisterPackage(${CPM_ARGS_NAME} "${VERSION}") + set(CPM_PACKAGE_FOUND + YES + PARENT_SCOPE + ) + else() + set(CPM_PACKAGE_FOUND + NO + PARENT_SCOPE + ) + endif() +endfunction() + +# Create a custom FindXXX.cmake module for a CPM package This prevents `find_package(NAME)` from +# finding the system library +function(cpm_create_module_file Name) + if(NOT CPM_DONT_UPDATE_MODULE_PATH) + if(DEFINED CMAKE_FIND_PACKAGE_REDIRECTS_DIR) + # Redirect find_package calls to the CPM package. This is what FetchContent does when you set + # OVERRIDE_FIND_PACKAGE. The CMAKE_FIND_PACKAGE_REDIRECTS_DIR works for find_package in CONFIG + # mode, unlike the Find${Name}.cmake fallback. CMAKE_FIND_PACKAGE_REDIRECTS_DIR is not defined + # in script mode, or in CMake < 3.24. + # https://cmake.org/cmake/help/latest/module/FetchContent.html#fetchcontent-find-package-integration-examples + string(TOLOWER ${Name} NameLower) + file(WRITE ${CMAKE_FIND_PACKAGE_REDIRECTS_DIR}/${NameLower}-config.cmake + "include(\"\${CMAKE_CURRENT_LIST_DIR}/${NameLower}-extra.cmake\" OPTIONAL)\n" + "include(\"\${CMAKE_CURRENT_LIST_DIR}/${Name}Extra.cmake\" OPTIONAL)\n" + ) + file(WRITE ${CMAKE_FIND_PACKAGE_REDIRECTS_DIR}/${NameLower}-config-version.cmake + "set(PACKAGE_VERSION_COMPATIBLE TRUE)\n" "set(PACKAGE_VERSION_EXACT TRUE)\n" + ) + else() + file(WRITE ${CPM_MODULE_PATH}/Find${Name}.cmake + "include(\"${CPM_FILE}\")\n${ARGN}\nset(${Name}_FOUND TRUE)" + ) + endif() + endif() +endfunction() + +# Find a package locally or fallback to CPMAddPackage +function(CPMFindPackage) + set(oneValueArgs NAME VERSION GIT_TAG FIND_PACKAGE_ARGUMENTS) + + cmake_parse_arguments(CPM_ARGS "" "${oneValueArgs}" "" ${ARGN}) + + if(NOT DEFINED CPM_ARGS_VERSION) + if(DEFINED CPM_ARGS_GIT_TAG) + cpm_get_version_from_git_tag("${CPM_ARGS_GIT_TAG}" CPM_ARGS_VERSION) + endif() + endif() + + set(downloadPackage ${CPM_DOWNLOAD_ALL}) + if(DEFINED CPM_DOWNLOAD_${CPM_ARGS_NAME}) + set(downloadPackage ${CPM_DOWNLOAD_${CPM_ARGS_NAME}}) + elseif(DEFINED ENV{CPM_DOWNLOAD_${CPM_ARGS_NAME}}) + set(downloadPackage $ENV{CPM_DOWNLOAD_${CPM_ARGS_NAME}}) + endif() + if(downloadPackage) + CPMAddPackage(${ARGN}) + cpm_export_variables(${CPM_ARGS_NAME}) + return() + endif() + + cpm_find_package(${CPM_ARGS_NAME} "${CPM_ARGS_VERSION}" ${CPM_ARGS_FIND_PACKAGE_ARGUMENTS}) + + if(NOT CPM_PACKAGE_FOUND) + CPMAddPackage(${ARGN}) + cpm_export_variables(${CPM_ARGS_NAME}) + endif() + +endfunction() + +# checks if a package has been added before +function(cpm_check_if_package_already_added CPM_ARGS_NAME CPM_ARGS_VERSION) + if("${CPM_ARGS_NAME}" IN_LIST CPM_PACKAGES) + CPMGetPackageVersion(${CPM_ARGS_NAME} CPM_PACKAGE_VERSION) + if("${CPM_PACKAGE_VERSION}" VERSION_LESS "${CPM_ARGS_VERSION}") + message( + WARNING + "${CPM_INDENT} Requires a newer version of ${CPM_ARGS_NAME} (${CPM_ARGS_VERSION}) than currently included (${CPM_PACKAGE_VERSION})." + ) + endif() + cpm_get_fetch_properties(${CPM_ARGS_NAME}) + set(${CPM_ARGS_NAME}_ADDED NO) + set(CPM_PACKAGE_ALREADY_ADDED + YES + PARENT_SCOPE + ) + cpm_export_variables(${CPM_ARGS_NAME}) + else() + set(CPM_PACKAGE_ALREADY_ADDED + NO + PARENT_SCOPE + ) + endif() +endfunction() + +# Parse the argument of CPMAddPackage in case a single one was provided and convert it to a list of +# arguments which can then be parsed idiomatically. For example gh:foo/bar@1.2.3 will be converted +# to: GITHUB_REPOSITORY;foo/bar;VERSION;1.2.3 +function(cpm_parse_add_package_single_arg arg outArgs) + # Look for a scheme + if("${arg}" MATCHES "^([a-zA-Z]+):(.+)$") + string(TOLOWER "${CMAKE_MATCH_1}" scheme) + set(uri "${CMAKE_MATCH_2}") + + # Check for CPM-specific schemes + if(scheme STREQUAL "gh") + set(out "GITHUB_REPOSITORY;${uri}") + set(packageType "git") + elseif(scheme STREQUAL "gl") + set(out "GITLAB_REPOSITORY;${uri}") + set(packageType "git") + elseif(scheme STREQUAL "bb") + set(out "BITBUCKET_REPOSITORY;${uri}") + set(packageType "git") + # A CPM-specific scheme was not found. Looks like this is a generic URL so try to determine + # type + elseif(arg MATCHES ".git/?(@|#|$)") + set(out "GIT_REPOSITORY;${arg}") + set(packageType "git") + else() + # Fall back to a URL + set(out "URL;${arg}") + set(packageType "archive") + + # We could also check for SVN since FetchContent supports it, but SVN is so rare these days. + # We just won't bother with the additional complexity it will induce in this function. SVN is + # done by multi-arg + endif() + else() + if(arg MATCHES ".git/?(@|#|$)") + set(out "GIT_REPOSITORY;${arg}") + set(packageType "git") + else() + # Give up + message(FATAL_ERROR "${CPM_INDENT} Can't determine package type of '${arg}'") + endif() + endif() + + # For all packages we interpret @... as version. Only replace the last occurrence. Thus URIs + # containing '@' can be used + string(REGEX REPLACE "@([^@]+)$" ";VERSION;\\1" out "${out}") + + # Parse the rest according to package type + if(packageType STREQUAL "git") + # For git repos we interpret #... as a tag or branch or commit hash + string(REGEX REPLACE "#([^#]+)$" ";GIT_TAG;\\1" out "${out}") + elseif(packageType STREQUAL "archive") + # For archives we interpret #... as a URL hash. + string(REGEX REPLACE "#([^#]+)$" ";URL_HASH;\\1" out "${out}") + # We don't try to parse the version if it's not provided explicitly. cpm_get_version_from_url + # should do this at a later point + else() + # We should never get here. This is an assertion and hitting it means there's a problem with the + # code above. A packageType was set, but not handled by this if-else. + message(FATAL_ERROR "${CPM_INDENT} Unsupported package type '${packageType}' of '${arg}'") + endif() + + set(${outArgs} + ${out} + PARENT_SCOPE + ) +endfunction() + +# Check that the working directory for a git repo is clean +function(cpm_check_git_working_dir_is_clean repoPath gitTag isClean) + + find_package(Git REQUIRED) + + if(NOT GIT_EXECUTABLE) + # No git executable, assume directory is clean + set(${isClean} + TRUE + PARENT_SCOPE + ) + return() + endif() + + # check for uncommitted changes + execute_process( + COMMAND ${GIT_EXECUTABLE} status --porcelain + RESULT_VARIABLE resultGitStatus + OUTPUT_VARIABLE repoStatus + OUTPUT_STRIP_TRAILING_WHITESPACE ERROR_QUIET + WORKING_DIRECTORY ${repoPath} + ) + if(resultGitStatus) + # not supposed to happen, assume clean anyway + message(WARNING "${CPM_INDENT} Calling git status on folder ${repoPath} failed") + set(${isClean} + TRUE + PARENT_SCOPE + ) + return() + endif() + + if(NOT "${repoStatus}" STREQUAL "") + set(${isClean} + FALSE + PARENT_SCOPE + ) + return() + endif() + + # check for committed changes + execute_process( + COMMAND ${GIT_EXECUTABLE} diff -s --exit-code ${gitTag} + RESULT_VARIABLE resultGitDiff + OUTPUT_STRIP_TRAILING_WHITESPACE OUTPUT_QUIET + WORKING_DIRECTORY ${repoPath} + ) + + if(${resultGitDiff} EQUAL 0) + set(${isClean} + TRUE + PARENT_SCOPE + ) + else() + set(${isClean} + FALSE + PARENT_SCOPE + ) + endif() + +endfunction() + +# Add PATCH_COMMAND to CPM_ARGS_UNPARSED_ARGUMENTS. This method consumes a list of files in ARGN +# then generates a `PATCH_COMMAND` appropriate for `ExternalProject_Add()`. This command is appended +# to the parent scope's `CPM_ARGS_UNPARSED_ARGUMENTS`. +function(cpm_add_patches) + # Return if no patch files are supplied. + if(NOT ARGN) + return() + endif() + + # Find the patch program. + find_program(PATCH_EXECUTABLE patch) + if(CMAKE_HOST_WIN32 AND NOT PATCH_EXECUTABLE) + # The Windows git executable is distributed with patch.exe. Find the path to the executable, if + # it exists, then search `../usr/bin` and `../../usr/bin` for patch.exe. + find_package(Git QUIET) + if(GIT_EXECUTABLE) + get_filename_component(extra_search_path ${GIT_EXECUTABLE} DIRECTORY) + get_filename_component(extra_search_path_1up ${extra_search_path} DIRECTORY) + get_filename_component(extra_search_path_2up ${extra_search_path_1up} DIRECTORY) + find_program( + PATCH_EXECUTABLE patch HINTS "${extra_search_path_1up}/usr/bin" + "${extra_search_path_2up}/usr/bin" + ) + endif() + endif() + if(NOT PATCH_EXECUTABLE) + message(FATAL_ERROR "Couldn't find `patch` executable to use with PATCHES keyword.") + endif() + + # Create a temporary + set(temp_list ${CPM_ARGS_UNPARSED_ARGUMENTS}) + + # Ensure each file exists (or error out) and add it to the list. + set(first_item True) + foreach(PATCH_FILE ${ARGN}) + # Make sure the patch file exists, if we can't find it, try again in the current directory. + if(NOT EXISTS "${PATCH_FILE}") + if(NOT EXISTS "${CMAKE_CURRENT_LIST_DIR}/${PATCH_FILE}") + message(FATAL_ERROR "Couldn't find patch file: '${PATCH_FILE}'") + endif() + set(PATCH_FILE "${CMAKE_CURRENT_LIST_DIR}/${PATCH_FILE}") + endif() + + # Convert to absolute path for use with patch file command. + get_filename_component(PATCH_FILE "${PATCH_FILE}" ABSOLUTE) + + # The first patch entry must be preceded by "PATCH_COMMAND" while the following items are + # preceded by "&&". + if(first_item) + set(first_item False) + list(APPEND temp_list "PATCH_COMMAND") + else() + list(APPEND temp_list "&&") + endif() + # Add the patch command to the list + list(APPEND temp_list "${PATCH_EXECUTABLE}" "-p1" "<" "${PATCH_FILE}") + endforeach() + + # Move temp out into parent scope. + set(CPM_ARGS_UNPARSED_ARGUMENTS + ${temp_list} + PARENT_SCOPE + ) + +endfunction() + +# method to overwrite internal FetchContent properties, to allow using CPM.cmake to overload +# FetchContent calls. As these are internal cmake properties, this method should be used carefully +# and may need modification in future CMake versions. Source: +# https://github.com/Kitware/CMake/blob/dc3d0b5a0a7d26d43d6cfeb511e224533b5d188f/Modules/FetchContent.cmake#L1152 +function(cpm_override_fetchcontent contentName) + cmake_parse_arguments(PARSE_ARGV 1 arg "" "SOURCE_DIR;BINARY_DIR" "") + if(NOT "${arg_UNPARSED_ARGUMENTS}" STREQUAL "") + message(FATAL_ERROR "${CPM_INDENT} Unsupported arguments: ${arg_UNPARSED_ARGUMENTS}") + endif() + + string(TOLOWER ${contentName} contentNameLower) + set(prefix "_FetchContent_${contentNameLower}") + + set(propertyName "${prefix}_sourceDir") + define_property( + GLOBAL + PROPERTY ${propertyName} + BRIEF_DOCS "Internal implementation detail of FetchContent_Populate()" + FULL_DOCS "Details used by FetchContent_Populate() for ${contentName}" + ) + set_property(GLOBAL PROPERTY ${propertyName} "${arg_SOURCE_DIR}") + + set(propertyName "${prefix}_binaryDir") + define_property( + GLOBAL + PROPERTY ${propertyName} + BRIEF_DOCS "Internal implementation detail of FetchContent_Populate()" + FULL_DOCS "Details used by FetchContent_Populate() for ${contentName}" + ) + set_property(GLOBAL PROPERTY ${propertyName} "${arg_BINARY_DIR}") + + set(propertyName "${prefix}_populated") + define_property( + GLOBAL + PROPERTY ${propertyName} + BRIEF_DOCS "Internal implementation detail of FetchContent_Populate()" + FULL_DOCS "Details used by FetchContent_Populate() for ${contentName}" + ) + set_property(GLOBAL PROPERTY ${propertyName} TRUE) +endfunction() + +# Download and add a package from source +function(CPMAddPackage) + cpm_set_policies() + + list(LENGTH ARGN argnLength) + if(argnLength EQUAL 1) + cpm_parse_add_package_single_arg("${ARGN}" ARGN) + + # The shorthand syntax implies EXCLUDE_FROM_ALL and SYSTEM + set(ARGN "${ARGN};EXCLUDE_FROM_ALL;YES;SYSTEM;YES;") + endif() + + set(oneValueArgs + NAME + FORCE + VERSION + GIT_TAG + DOWNLOAD_ONLY + GITHUB_REPOSITORY + GITLAB_REPOSITORY + BITBUCKET_REPOSITORY + GIT_REPOSITORY + SOURCE_DIR + FIND_PACKAGE_ARGUMENTS + NO_CACHE + SYSTEM + GIT_SHALLOW + EXCLUDE_FROM_ALL + SOURCE_SUBDIR + CUSTOM_CACHE_KEY + ) + + set(multiValueArgs URL OPTIONS DOWNLOAD_COMMAND PATCHES) + + cmake_parse_arguments(CPM_ARGS "" "${oneValueArgs}" "${multiValueArgs}" "${ARGN}") + + # Set default values for arguments + + if(NOT DEFINED CPM_ARGS_VERSION) + if(DEFINED CPM_ARGS_GIT_TAG) + cpm_get_version_from_git_tag("${CPM_ARGS_GIT_TAG}" CPM_ARGS_VERSION) + endif() + endif() + + if(CPM_ARGS_DOWNLOAD_ONLY) + set(DOWNLOAD_ONLY ${CPM_ARGS_DOWNLOAD_ONLY}) + else() + set(DOWNLOAD_ONLY NO) + endif() + + if(DEFINED CPM_ARGS_GITHUB_REPOSITORY) + set(CPM_ARGS_GIT_REPOSITORY "https://github.com/${CPM_ARGS_GITHUB_REPOSITORY}.git") + elseif(DEFINED CPM_ARGS_GITLAB_REPOSITORY) + set(CPM_ARGS_GIT_REPOSITORY "https://gitlab.com/${CPM_ARGS_GITLAB_REPOSITORY}.git") + elseif(DEFINED CPM_ARGS_BITBUCKET_REPOSITORY) + set(CPM_ARGS_GIT_REPOSITORY "https://bitbucket.org/${CPM_ARGS_BITBUCKET_REPOSITORY}.git") + endif() + + if(DEFINED CPM_ARGS_GIT_REPOSITORY) + list(APPEND CPM_ARGS_UNPARSED_ARGUMENTS GIT_REPOSITORY ${CPM_ARGS_GIT_REPOSITORY}) + if(NOT DEFINED CPM_ARGS_GIT_TAG) + set(CPM_ARGS_GIT_TAG v${CPM_ARGS_VERSION}) + endif() + + # If a name wasn't provided, try to infer it from the git repo + if(NOT DEFINED CPM_ARGS_NAME) + cpm_package_name_from_git_uri(${CPM_ARGS_GIT_REPOSITORY} CPM_ARGS_NAME) + endif() + endif() + + set(CPM_SKIP_FETCH FALSE) + + if(DEFINED CPM_ARGS_GIT_TAG) + list(APPEND CPM_ARGS_UNPARSED_ARGUMENTS GIT_TAG ${CPM_ARGS_GIT_TAG}) + # If GIT_SHALLOW is explicitly specified, honor the value. + if(DEFINED CPM_ARGS_GIT_SHALLOW) + list(APPEND CPM_ARGS_UNPARSED_ARGUMENTS GIT_SHALLOW ${CPM_ARGS_GIT_SHALLOW}) + endif() + endif() + + if(DEFINED CPM_ARGS_URL) + # If a name or version aren't provided, try to infer them from the URL + list(GET CPM_ARGS_URL 0 firstUrl) + cpm_package_name_and_ver_from_url(${firstUrl} nameFromUrl verFromUrl) + # If we fail to obtain name and version from the first URL, we could try other URLs if any. + # However multiple URLs are expected to be quite rare, so for now we won't bother. + + # If the caller provided their own name and version, they trump the inferred ones. + if(NOT DEFINED CPM_ARGS_NAME) + set(CPM_ARGS_NAME ${nameFromUrl}) + endif() + if(NOT DEFINED CPM_ARGS_VERSION) + set(CPM_ARGS_VERSION ${verFromUrl}) + endif() + + list(APPEND CPM_ARGS_UNPARSED_ARGUMENTS URL "${CPM_ARGS_URL}") + endif() + + # Check for required arguments + + if(NOT DEFINED CPM_ARGS_NAME) + message( + FATAL_ERROR + "${CPM_INDENT} 'NAME' was not provided and couldn't be automatically inferred for package added with arguments: '${ARGN}'" + ) + endif() + + # Check if package has been added before + cpm_check_if_package_already_added(${CPM_ARGS_NAME} "${CPM_ARGS_VERSION}") + if(CPM_PACKAGE_ALREADY_ADDED) + cpm_export_variables(${CPM_ARGS_NAME}) + return() + endif() + + # Check for manual overrides + if(NOT CPM_ARGS_FORCE AND NOT "${CPM_${CPM_ARGS_NAME}_SOURCE}" STREQUAL "") + set(PACKAGE_SOURCE ${CPM_${CPM_ARGS_NAME}_SOURCE}) + set(CPM_${CPM_ARGS_NAME}_SOURCE "") + CPMAddPackage( + NAME "${CPM_ARGS_NAME}" + SOURCE_DIR "${PACKAGE_SOURCE}" + EXCLUDE_FROM_ALL "${CPM_ARGS_EXCLUDE_FROM_ALL}" + SYSTEM "${CPM_ARGS_SYSTEM}" + PATCHES "${CPM_ARGS_PATCHES}" + OPTIONS "${CPM_ARGS_OPTIONS}" + SOURCE_SUBDIR "${CPM_ARGS_SOURCE_SUBDIR}" + DOWNLOAD_ONLY "${DOWNLOAD_ONLY}" + FORCE True + ) + cpm_export_variables(${CPM_ARGS_NAME}) + return() + endif() + + # Check for available declaration + if(NOT CPM_ARGS_FORCE AND NOT "${CPM_DECLARATION_${CPM_ARGS_NAME}}" STREQUAL "") + set(declaration ${CPM_DECLARATION_${CPM_ARGS_NAME}}) + set(CPM_DECLARATION_${CPM_ARGS_NAME} "") + CPMAddPackage(${declaration}) + cpm_export_variables(${CPM_ARGS_NAME}) + # checking again to ensure version and option compatibility + cpm_check_if_package_already_added(${CPM_ARGS_NAME} "${CPM_ARGS_VERSION}") + return() + endif() + + if(NOT CPM_ARGS_FORCE) + if(CPM_USE_LOCAL_PACKAGES OR CPM_LOCAL_PACKAGES_ONLY) + cpm_find_package(${CPM_ARGS_NAME} "${CPM_ARGS_VERSION}" ${CPM_ARGS_FIND_PACKAGE_ARGUMENTS}) + + if(CPM_PACKAGE_FOUND) + cpm_export_variables(${CPM_ARGS_NAME}) + return() + endif() + + if(CPM_LOCAL_PACKAGES_ONLY) + message( + SEND_ERROR + "${CPM_INDENT} ${CPM_ARGS_NAME} not found via find_package(${CPM_ARGS_NAME} ${CPM_ARGS_VERSION})" + ) + endif() + endif() + endif() + + CPMRegisterPackage("${CPM_ARGS_NAME}" "${CPM_ARGS_VERSION}") + + if(DEFINED CPM_ARGS_GIT_TAG) + set(PACKAGE_INFO "${CPM_ARGS_GIT_TAG}") + elseif(DEFINED CPM_ARGS_SOURCE_DIR) + set(PACKAGE_INFO "${CPM_ARGS_SOURCE_DIR}") + else() + set(PACKAGE_INFO "${CPM_ARGS_VERSION}") + endif() + + if(DEFINED FETCHCONTENT_BASE_DIR) + # respect user's FETCHCONTENT_BASE_DIR if set + set(CPM_FETCHCONTENT_BASE_DIR ${FETCHCONTENT_BASE_DIR}) + else() + set(CPM_FETCHCONTENT_BASE_DIR ${CMAKE_BINARY_DIR}/_deps) + endif() + + cpm_add_patches(${CPM_ARGS_PATCHES}) + + if(DEFINED CPM_ARGS_DOWNLOAD_COMMAND) + list(APPEND CPM_ARGS_UNPARSED_ARGUMENTS DOWNLOAD_COMMAND ${CPM_ARGS_DOWNLOAD_COMMAND}) + elseif(DEFINED CPM_ARGS_SOURCE_DIR) + list(APPEND CPM_ARGS_UNPARSED_ARGUMENTS SOURCE_DIR ${CPM_ARGS_SOURCE_DIR}) + if(NOT IS_ABSOLUTE ${CPM_ARGS_SOURCE_DIR}) + # Expand `CPM_ARGS_SOURCE_DIR` relative path. This is important because EXISTS doesn't work + # for relative paths. + get_filename_component( + source_directory ${CPM_ARGS_SOURCE_DIR} REALPATH BASE_DIR ${CMAKE_CURRENT_BINARY_DIR} + ) + else() + set(source_directory ${CPM_ARGS_SOURCE_DIR}) + endif() + if(NOT EXISTS ${source_directory}) + string(TOLOWER ${CPM_ARGS_NAME} lower_case_name) + # remove timestamps so CMake will re-download the dependency + file(REMOVE_RECURSE "${CPM_FETCHCONTENT_BASE_DIR}/${lower_case_name}-subbuild") + endif() + elseif(CPM_SOURCE_CACHE AND NOT CPM_ARGS_NO_CACHE) + string(TOLOWER ${CPM_ARGS_NAME} lower_case_name) + set(origin_parameters ${CPM_ARGS_UNPARSED_ARGUMENTS}) + list(SORT origin_parameters) + if(CPM_ARGS_CUSTOM_CACHE_KEY) + # Application set a custom unique directory name + set(download_directory ${CPM_SOURCE_CACHE}/${lower_case_name}/${CPM_ARGS_CUSTOM_CACHE_KEY}) + elseif(CPM_USE_NAMED_CACHE_DIRECTORIES) + string(SHA1 origin_hash "${origin_parameters};NEW_CACHE_STRUCTURE_TAG") + set(download_directory ${CPM_SOURCE_CACHE}/${lower_case_name}/${origin_hash}/${CPM_ARGS_NAME}) + else() + string(SHA1 origin_hash "${origin_parameters}") + set(download_directory ${CPM_SOURCE_CACHE}/${lower_case_name}/${origin_hash}) + endif() + # Expand `download_directory` relative path. This is important because EXISTS doesn't work for + # relative paths. + get_filename_component(download_directory ${download_directory} ABSOLUTE) + list(APPEND CPM_ARGS_UNPARSED_ARGUMENTS SOURCE_DIR ${download_directory}) + + if(CPM_SOURCE_CACHE) + file(LOCK ${download_directory}/../cmake.lock) + endif() + + if(EXISTS ${download_directory}) + if(CPM_SOURCE_CACHE) + file(LOCK ${download_directory}/../cmake.lock RELEASE) + endif() + + cpm_store_fetch_properties( + ${CPM_ARGS_NAME} "${download_directory}" + "${CPM_FETCHCONTENT_BASE_DIR}/${lower_case_name}-build" + ) + cpm_get_fetch_properties("${CPM_ARGS_NAME}") + + if(DEFINED CPM_ARGS_GIT_TAG AND NOT (PATCH_COMMAND IN_LIST CPM_ARGS_UNPARSED_ARGUMENTS)) + # warn if cache has been changed since checkout + cpm_check_git_working_dir_is_clean(${download_directory} ${CPM_ARGS_GIT_TAG} IS_CLEAN) + if(NOT ${IS_CLEAN}) + message( + WARNING "${CPM_INDENT} Cache for ${CPM_ARGS_NAME} (${download_directory}) is dirty" + ) + endif() + endif() + + cpm_add_subdirectory( + "${CPM_ARGS_NAME}" + "${DOWNLOAD_ONLY}" + "${${CPM_ARGS_NAME}_SOURCE_DIR}/${CPM_ARGS_SOURCE_SUBDIR}" + "${${CPM_ARGS_NAME}_BINARY_DIR}" + "${CPM_ARGS_EXCLUDE_FROM_ALL}" + "${CPM_ARGS_SYSTEM}" + "${CPM_ARGS_OPTIONS}" + ) + set(PACKAGE_INFO "${PACKAGE_INFO} at ${download_directory}") + + # As the source dir is already cached/populated, we override the call to FetchContent. + set(CPM_SKIP_FETCH TRUE) + cpm_override_fetchcontent( + "${lower_case_name}" SOURCE_DIR "${${CPM_ARGS_NAME}_SOURCE_DIR}/${CPM_ARGS_SOURCE_SUBDIR}" + BINARY_DIR "${${CPM_ARGS_NAME}_BINARY_DIR}" + ) + + else() + # Enable shallow clone when GIT_TAG is not a commit hash. Our guess may not be accurate, but + # it should guarantee no commit hash get mis-detected. + if(NOT DEFINED CPM_ARGS_GIT_SHALLOW) + cpm_is_git_tag_commit_hash("${CPM_ARGS_GIT_TAG}" IS_HASH) + if(NOT ${IS_HASH}) + list(APPEND CPM_ARGS_UNPARSED_ARGUMENTS GIT_SHALLOW TRUE) + endif() + endif() + + # remove timestamps so CMake will re-download the dependency + file(REMOVE_RECURSE ${CPM_FETCHCONTENT_BASE_DIR}/${lower_case_name}-subbuild) + set(PACKAGE_INFO "${PACKAGE_INFO} to ${download_directory}") + endif() + endif() + + cpm_create_module_file(${CPM_ARGS_NAME} "CPMAddPackage(\"${ARGN}\")") + + if(CPM_PACKAGE_LOCK_ENABLED) + if((CPM_ARGS_VERSION AND NOT CPM_ARGS_SOURCE_DIR) OR CPM_INCLUDE_ALL_IN_PACKAGE_LOCK) + cpm_add_to_package_lock(${CPM_ARGS_NAME} "${ARGN}") + elseif(CPM_ARGS_SOURCE_DIR) + cpm_add_comment_to_package_lock(${CPM_ARGS_NAME} "local directory") + else() + cpm_add_comment_to_package_lock(${CPM_ARGS_NAME} "${ARGN}") + endif() + endif() + + cpm_message( + STATUS "${CPM_INDENT} Adding package ${CPM_ARGS_NAME}@${CPM_ARGS_VERSION} (${PACKAGE_INFO})" + ) + + if(NOT CPM_SKIP_FETCH) + # CMake 3.28 added EXCLUDE, SYSTEM (3.25), and SOURCE_SUBDIR (3.18) to FetchContent_Declare. + # Calling FetchContent_MakeAvailable will then internally forward these options to + # add_subdirectory. Up until these changes, we had to call FetchContent_Populate and + # add_subdirectory separately, which is no longer necessary and has been deprecated as of 3.30. + # A Bug in CMake prevents us to use the non-deprecated functions until 3.30.3. + set(fetchContentDeclareExtraArgs "") + if(${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.30.3") + if(${CPM_ARGS_EXCLUDE_FROM_ALL}) + list(APPEND fetchContentDeclareExtraArgs EXCLUDE_FROM_ALL) + endif() + if(${CPM_ARGS_SYSTEM}) + list(APPEND fetchContentDeclareExtraArgs SYSTEM) + endif() + if(DEFINED CPM_ARGS_SOURCE_SUBDIR) + list(APPEND fetchContentDeclareExtraArgs SOURCE_SUBDIR ${CPM_ARGS_SOURCE_SUBDIR}) + endif() + # For CMake version <3.28 OPTIONS are parsed in cpm_add_subdirectory + if(CPM_ARGS_OPTIONS AND NOT DOWNLOAD_ONLY) + foreach(OPTION ${CPM_ARGS_OPTIONS}) + cpm_parse_option("${OPTION}") + set(${OPTION_KEY} "${OPTION_VALUE}") + endforeach() + endif() + endif() + cpm_declare_fetch( + "${CPM_ARGS_NAME}" ${fetchContentDeclareExtraArgs} "${CPM_ARGS_UNPARSED_ARGUMENTS}" + ) + + cpm_fetch_package("${CPM_ARGS_NAME}" ${DOWNLOAD_ONLY} populated ${CPM_ARGS_UNPARSED_ARGUMENTS}) + if(CPM_SOURCE_CACHE AND download_directory) + file(LOCK ${download_directory}/../cmake.lock RELEASE) + endif() + if(${populated} AND ${CMAKE_VERSION} VERSION_LESS "3.30.3") + cpm_add_subdirectory( + "${CPM_ARGS_NAME}" + "${DOWNLOAD_ONLY}" + "${${CPM_ARGS_NAME}_SOURCE_DIR}/${CPM_ARGS_SOURCE_SUBDIR}" + "${${CPM_ARGS_NAME}_BINARY_DIR}" + "${CPM_ARGS_EXCLUDE_FROM_ALL}" + "${CPM_ARGS_SYSTEM}" + "${CPM_ARGS_OPTIONS}" + ) + endif() + cpm_get_fetch_properties("${CPM_ARGS_NAME}") + endif() + + set(${CPM_ARGS_NAME}_ADDED YES) + cpm_export_variables("${CPM_ARGS_NAME}") +endfunction() + +# Fetch a previously declared package +macro(CPMGetPackage Name) + if(DEFINED "CPM_DECLARATION_${Name}") + CPMAddPackage(NAME ${Name}) + else() + message(SEND_ERROR "${CPM_INDENT} Cannot retrieve package ${Name}: no declaration available") + endif() +endmacro() + +# export variables available to the caller to the parent scope expects ${CPM_ARGS_NAME} to be set +macro(cpm_export_variables name) + set(${name}_SOURCE_DIR + "${${name}_SOURCE_DIR}" + PARENT_SCOPE + ) + set(${name}_BINARY_DIR + "${${name}_BINARY_DIR}" + PARENT_SCOPE + ) + set(${name}_ADDED + "${${name}_ADDED}" + PARENT_SCOPE + ) + set(CPM_LAST_PACKAGE_NAME + "${name}" + PARENT_SCOPE + ) +endmacro() + +# declares a package, so that any call to CPMAddPackage for the package name will use these +# arguments instead. Previous declarations will not be overridden. +macro(CPMDeclarePackage Name) + if(NOT DEFINED "CPM_DECLARATION_${Name}") + set("CPM_DECLARATION_${Name}" "${ARGN}") + endif() +endmacro() + +function(cpm_add_to_package_lock Name) + if(NOT CPM_DONT_CREATE_PACKAGE_LOCK) + cpm_prettify_package_arguments(PRETTY_ARGN false ${ARGN}) + file(APPEND ${CPM_PACKAGE_LOCK_FILE} "# ${Name}\nCPMDeclarePackage(${Name}\n${PRETTY_ARGN})\n") + endif() +endfunction() + +function(cpm_add_comment_to_package_lock Name) + if(NOT CPM_DONT_CREATE_PACKAGE_LOCK) + cpm_prettify_package_arguments(PRETTY_ARGN true ${ARGN}) + file(APPEND ${CPM_PACKAGE_LOCK_FILE} + "# ${Name} (unversioned)\n# CPMDeclarePackage(${Name}\n${PRETTY_ARGN}#)\n" + ) + endif() +endfunction() + +# includes the package lock file if it exists and creates a target `cpm-update-package-lock` to +# update it +macro(CPMUsePackageLock file) + if(NOT CPM_DONT_CREATE_PACKAGE_LOCK) + get_filename_component(CPM_ABSOLUTE_PACKAGE_LOCK_PATH ${file} ABSOLUTE) + if(EXISTS ${CPM_ABSOLUTE_PACKAGE_LOCK_PATH}) + include(${CPM_ABSOLUTE_PACKAGE_LOCK_PATH}) + endif() + if(NOT TARGET cpm-update-package-lock) + add_custom_target( + cpm-update-package-lock COMMAND ${CMAKE_COMMAND} -E copy ${CPM_PACKAGE_LOCK_FILE} + ${CPM_ABSOLUTE_PACKAGE_LOCK_PATH} + ) + endif() + set(CPM_PACKAGE_LOCK_ENABLED true) + endif() +endmacro() + +# registers a package that has been added to CPM +function(CPMRegisterPackage PACKAGE VERSION) + list(APPEND CPM_PACKAGES ${PACKAGE}) + set(CPM_PACKAGES + ${CPM_PACKAGES} + CACHE INTERNAL "" + ) + set("CPM_PACKAGE_${PACKAGE}_VERSION" + ${VERSION} + CACHE INTERNAL "" + ) +endfunction() + +# retrieve the current version of the package to ${OUTPUT} +function(CPMGetPackageVersion PACKAGE OUTPUT) + set(${OUTPUT} + "${CPM_PACKAGE_${PACKAGE}_VERSION}" + PARENT_SCOPE + ) +endfunction() + +# declares a package in FetchContent_Declare +function(cpm_declare_fetch PACKAGE) + if(${CPM_DRY_RUN}) + cpm_message(STATUS "${CPM_INDENT} Package not declared (dry run)") + return() + endif() + + FetchContent_Declare(${PACKAGE} ${ARGN}) +endfunction() + +# returns properties for a package previously defined by cpm_declare_fetch +function(cpm_get_fetch_properties PACKAGE) + if(${CPM_DRY_RUN}) + return() + endif() + + set(${PACKAGE}_SOURCE_DIR + "${CPM_PACKAGE_${PACKAGE}_SOURCE_DIR}" + PARENT_SCOPE + ) + set(${PACKAGE}_BINARY_DIR + "${CPM_PACKAGE_${PACKAGE}_BINARY_DIR}" + PARENT_SCOPE + ) +endfunction() + +function(cpm_store_fetch_properties PACKAGE source_dir binary_dir) + if(${CPM_DRY_RUN}) + return() + endif() + + set(CPM_PACKAGE_${PACKAGE}_SOURCE_DIR + "${source_dir}" + CACHE INTERNAL "" + ) + set(CPM_PACKAGE_${PACKAGE}_BINARY_DIR + "${binary_dir}" + CACHE INTERNAL "" + ) +endfunction() + +# adds a package as a subdirectory if viable, according to provided options +function( + cpm_add_subdirectory + PACKAGE + DOWNLOAD_ONLY + SOURCE_DIR + BINARY_DIR + EXCLUDE + SYSTEM + OPTIONS +) + + if(NOT DOWNLOAD_ONLY AND EXISTS ${SOURCE_DIR}/CMakeLists.txt) + set(addSubdirectoryExtraArgs "") + if(EXCLUDE) + list(APPEND addSubdirectoryExtraArgs EXCLUDE_FROM_ALL) + endif() + if("${SYSTEM}" AND "${CMAKE_VERSION}" VERSION_GREATER_EQUAL "3.25") + # https://cmake.org/cmake/help/latest/prop_dir/SYSTEM.html#prop_dir:SYSTEM + list(APPEND addSubdirectoryExtraArgs SYSTEM) + endif() + if(OPTIONS) + foreach(OPTION ${OPTIONS}) + cpm_parse_option("${OPTION}") + set(${OPTION_KEY} "${OPTION_VALUE}") + endforeach() + endif() + set(CPM_OLD_INDENT "${CPM_INDENT}") + set(CPM_INDENT "${CPM_INDENT} ${PACKAGE}:") + add_subdirectory(${SOURCE_DIR} ${BINARY_DIR} ${addSubdirectoryExtraArgs}) + set(CPM_INDENT "${CPM_OLD_INDENT}") + endif() +endfunction() + +# downloads a previously declared package via FetchContent and exports the variables +# `${PACKAGE}_SOURCE_DIR` and `${PACKAGE}_BINARY_DIR` to the parent scope +function(cpm_fetch_package PACKAGE DOWNLOAD_ONLY populated) + set(${populated} + FALSE + PARENT_SCOPE + ) + if(${CPM_DRY_RUN}) + cpm_message(STATUS "${CPM_INDENT} Package ${PACKAGE} not fetched (dry run)") + return() + endif() + + FetchContent_GetProperties(${PACKAGE}) + + string(TOLOWER "${PACKAGE}" lower_case_name) + + if(NOT ${lower_case_name}_POPULATED) + if(${CMAKE_VERSION} VERSION_GREATER_EQUAL "3.30.3") + if(DOWNLOAD_ONLY) + # MakeAvailable will call add_subdirectory internally which is not what we want when + # DOWNLOAD_ONLY is set. Populate will only download the dependency without adding it to the + # build + FetchContent_Populate( + ${PACKAGE} + SOURCE_DIR "${CPM_FETCHCONTENT_BASE_DIR}/${lower_case_name}-src" + BINARY_DIR "${CPM_FETCHCONTENT_BASE_DIR}/${lower_case_name}-build" + SUBBUILD_DIR "${CPM_FETCHCONTENT_BASE_DIR}/${lower_case_name}-subbuild" + ${ARGN} + ) + else() + FetchContent_MakeAvailable(${PACKAGE}) + endif() + else() + FetchContent_Populate(${PACKAGE}) + endif() + set(${populated} + TRUE + PARENT_SCOPE + ) + endif() + + cpm_store_fetch_properties( + ${CPM_ARGS_NAME} ${${lower_case_name}_SOURCE_DIR} ${${lower_case_name}_BINARY_DIR} + ) + + set(${PACKAGE}_SOURCE_DIR + ${${lower_case_name}_SOURCE_DIR} + PARENT_SCOPE + ) + set(${PACKAGE}_BINARY_DIR + ${${lower_case_name}_BINARY_DIR} + PARENT_SCOPE + ) +endfunction() + +# splits a package option +function(cpm_parse_option OPTION) + string(REGEX MATCH "^[^ ]+" OPTION_KEY "${OPTION}") + string(LENGTH "${OPTION}" OPTION_LENGTH) + string(LENGTH "${OPTION_KEY}" OPTION_KEY_LENGTH) + if(OPTION_KEY_LENGTH STREQUAL OPTION_LENGTH) + # no value for key provided, assume user wants to set option to "ON" + set(OPTION_VALUE "ON") + else() + math(EXPR OPTION_KEY_LENGTH "${OPTION_KEY_LENGTH}+1") + string(SUBSTRING "${OPTION}" "${OPTION_KEY_LENGTH}" "-1" OPTION_VALUE) + endif() + set(OPTION_KEY + "${OPTION_KEY}" + PARENT_SCOPE + ) + set(OPTION_VALUE + "${OPTION_VALUE}" + PARENT_SCOPE + ) +endfunction() + +# guesses the package version from a git tag +function(cpm_get_version_from_git_tag GIT_TAG RESULT) + string(LENGTH ${GIT_TAG} length) + if(length EQUAL 40) + # GIT_TAG is probably a git hash + set(${RESULT} + 0 + PARENT_SCOPE + ) + else() + string(REGEX MATCH "v?([0123456789.]*).*" _ ${GIT_TAG}) + set(${RESULT} + ${CMAKE_MATCH_1} + PARENT_SCOPE + ) + endif() +endfunction() + +# guesses if the git tag is a commit hash or an actual tag or a branch name. +function(cpm_is_git_tag_commit_hash GIT_TAG RESULT) + string(LENGTH "${GIT_TAG}" length) + # full hash has 40 characters, and short hash has at least 7 characters. + if(length LESS 7 OR length GREATER 40) + set(${RESULT} + 0 + PARENT_SCOPE + ) + else() + if(${GIT_TAG} MATCHES "^[a-fA-F0-9]+$") + set(${RESULT} + 1 + PARENT_SCOPE + ) + else() + set(${RESULT} + 0 + PARENT_SCOPE + ) + endif() + endif() +endfunction() + +function(cpm_prettify_package_arguments OUT_VAR IS_IN_COMMENT) + set(oneValueArgs + NAME + FORCE + VERSION + GIT_TAG + DOWNLOAD_ONLY + GITHUB_REPOSITORY + GITLAB_REPOSITORY + BITBUCKET_REPOSITORY + GIT_REPOSITORY + SOURCE_DIR + FIND_PACKAGE_ARGUMENTS + NO_CACHE + SYSTEM + GIT_SHALLOW + EXCLUDE_FROM_ALL + SOURCE_SUBDIR + ) + set(multiValueArgs URL OPTIONS DOWNLOAD_COMMAND) + cmake_parse_arguments(CPM_ARGS "" "${oneValueArgs}" "${multiValueArgs}" ${ARGN}) + + foreach(oneArgName ${oneValueArgs}) + if(DEFINED CPM_ARGS_${oneArgName}) + if(${IS_IN_COMMENT}) + string(APPEND PRETTY_OUT_VAR "#") + endif() + if(${oneArgName} STREQUAL "SOURCE_DIR") + string(REPLACE ${CMAKE_SOURCE_DIR} "\${CMAKE_SOURCE_DIR}" CPM_ARGS_${oneArgName} + ${CPM_ARGS_${oneArgName}} + ) + endif() + string(APPEND PRETTY_OUT_VAR " ${oneArgName} ${CPM_ARGS_${oneArgName}}\n") + endif() + endforeach() + foreach(multiArgName ${multiValueArgs}) + if(DEFINED CPM_ARGS_${multiArgName}) + if(${IS_IN_COMMENT}) + string(APPEND PRETTY_OUT_VAR "#") + endif() + string(APPEND PRETTY_OUT_VAR " ${multiArgName}\n") + foreach(singleOption ${CPM_ARGS_${multiArgName}}) + if(${IS_IN_COMMENT}) + string(APPEND PRETTY_OUT_VAR "#") + endif() + string(APPEND PRETTY_OUT_VAR " \"${singleOption}\"\n") + endforeach() + endif() + endforeach() + + if(NOT "${CPM_ARGS_UNPARSED_ARGUMENTS}" STREQUAL "") + if(${IS_IN_COMMENT}) + string(APPEND PRETTY_OUT_VAR "#") + endif() + string(APPEND PRETTY_OUT_VAR " ") + foreach(CPM_ARGS_UNPARSED_ARGUMENT ${CPM_ARGS_UNPARSED_ARGUMENTS}) + string(APPEND PRETTY_OUT_VAR " ${CPM_ARGS_UNPARSED_ARGUMENT}") + endforeach() + string(APPEND PRETTY_OUT_VAR "\n") + endif() + + set(${OUT_VAR} + ${PRETTY_OUT_VAR} + PARENT_SCOPE + ) + +endfunction() diff --git a/cmake/utils.cmake b/cmake/utils.cmake new file mode 100644 index 0000000..60b3175 --- /dev/null +++ b/cmake/utils.cmake @@ -0,0 +1,33 @@ + +function(put_targets_into_folder) + set(oneValueArgs FOLDER) + set(multiValueArgs TARGETS) + cmake_parse_arguments(ARGS "" "${oneValueArgs}" "${multiValueArgs}" ${ARGN}) + + foreach(target ${ARGS_TARGETS}) + # Check if target exists + if (NOT TARGET ${target}) + message(FATAL_ERROR "${target} target not found") + endif() + + # Get the actual target (if it is aliased) + get_target_property(actual_target ${target} ALIASED_TARGET) + if (NOT actual_target) + set(actual_target ${target}) + endif() + + # Set the folder property for the target + set_target_properties(${actual_target} PROPERTIES FOLDER ${ARGS_FOLDER}) + endforeach() +endfunction() + + +function(find_files var_name path) + set(sources) + foreach(ext ${ARGN}) + file(GLOB_RECURSE files "${path}/*.${ext}") + list(APPEND sources ${files}) + endforeach() + set(${var_name} ${${var_name}} ${sources} PARENT_SCOPE) +endfunction() + diff --git a/src/Enemy/Enemy.cpp b/src/Enemy/Enemy.cpp new file mode 100644 index 0000000..fed83d1 --- /dev/null +++ b/src/Enemy/Enemy.cpp @@ -0,0 +1,23 @@ +#include "Enemy.hpp" + +#include + +Enemy::Enemy(sf::Vector2f position) : rectangle(sf::Vector2f{100, 100}) +{ + rectangle.move(position); + rectangle.setFillColor(sf::Color::Red); +} + +void Enemy::look_at(sf::Vector2f target) +{ + float dx = target.x - rectangle.getPosition().x; + float dy = target.y - rectangle.getPosition().y; + + float angle = atan2(dy, dx); + rectangle.setRotation(sf::degrees(angle)); +} + +void Enemy::draw(sf::RenderTarget& target, const sf::RenderStates states) const +{ + target.draw(rectangle, states); +} \ No newline at end of file diff --git a/src/Enemy/Enemy.hpp b/src/Enemy/Enemy.hpp new file mode 100644 index 0000000..47a8e6d --- /dev/null +++ b/src/Enemy/Enemy.hpp @@ -0,0 +1,13 @@ +#pragma once +#include + +class Enemy : public sf::Drawable +{ + sf::RectangleShape rectangle; +public: + explicit Enemy(sf::Vector2f position); + + void look_at(sf::Vector2f target); + + void draw(sf::RenderTarget& target, sf::RenderStates states) const override; +}; \ No newline at end of file diff --git a/src/Game.cpp b/src/Game.cpp new file mode 100644 index 0000000..afc6710 --- /dev/null +++ b/src/Game.cpp @@ -0,0 +1,51 @@ +#include "Game.hpp" + +Game::Game(sf::RenderWindow& window) : window(window) +{ +} + +#include +void Game::run() +{ +#ifdef _DEBUG + std::cout << "Loading map... Version: " MAP_VERSION_STRING << std::endl; + const auto start = std::chrono::system_clock::now(); +#endif + + auto [message, code] = map.load(ASSETS_PATH "/test.cymf"); + +#ifdef _DEBUG + const auto end = std::chrono::system_clock::now(); + const auto milliseconds = std::chrono::duration_cast(end - start); + std::cout << "Loading took: " << milliseconds << std::endl; +#endif + + map.setPosition(sf::Vector2f{20, 20}); + + if (code != 0) + { + std::cout << message << std::endl; + return; + } +#ifdef _DEBUG + map.debug(); +#endif + while (window.isOpen()) + { + while (const auto event = window.pollEvent()) + { + if (event->is()) + { + window.close(); + } + } + + + // Render game + window.clear({0x20, 0x20, 0x20,0xff}); + + window.draw(map); + + window.display(); + } +} diff --git a/src/Game.hpp b/src/Game.hpp new file mode 100644 index 0000000..8f79ccc --- /dev/null +++ b/src/Game.hpp @@ -0,0 +1,19 @@ +#pragma once + +#include + +#include "Enemy/Enemy.hpp" +#include "Map/Map.hpp" + +#include +class Game +{ + Map map; +public: + explicit Game(sf::RenderWindow& window); + + void run(); +private: + sf::RenderWindow& window; +}; + diff --git a/src/Map/Map.cpp b/src/Map/Map.cpp new file mode 100644 index 0000000..1cd031d --- /dev/null +++ b/src/Map/Map.cpp @@ -0,0 +1,262 @@ +#include "Map.hpp" + +#include + +bool operator==(uint32_t lhs, TileType rhs) { + return lhs == static_cast(rhs); +} + +bool operator&(uint8_t lhs, MapFlags rhs) +{ + return lhs & static_cast(rhs); +} + +bool operator==(int lhs, TileType rhs) +{ + return lhs == static_cast(rhs); +} + +auto operator<=>(int lhs, TileType rhs) +{ + return lhs <=> static_cast(rhs); +} + +MapError Map::populate_vertex_array() { + if (!tiles) return {"Map: [Loading] Tilemap is not loaded", 2}; + + atlas.vertices.setPrimitiveType(sf::PrimitiveType::Triangles); + atlas.vertices.resize(map_size.x * map_size.y * 6); + + const auto xw = static_cast(atlas.tile_size.x); + const auto yw = static_cast(atlas.tile_size.y); + const auto tex_w = static_cast(atlas.tile_size.x); + const auto tex_h = static_cast(atlas.tile_size.y); + for (uint32_t x = 0; x < map_size.y; x++) { + for (uint32_t y = 0; y < map_size.z; y++) + { + const int32_t tile = tiles[x + y * map_size.y]; + if (tile < -atlas.wall_tiles || tile > atlas.other_tiles) return {"Map: [Loading] Invalid tile! Tile type does not have a texture; ID: " + std::to_string(tile), 3}; + // map tile type to atlas + /* + * Atlas: + * +++++ + * +++-- + * ---## + * + * + = wall + * # = special + * - = other + * + * wall_tiles = 8 + * other_tiles = 5 + * special_tiles = 2 + * + * Tile: + * -1 <= wall + * 0 == special @ .type == tile_type + * 1 >= other + */ + if (tile == 0) return {"Map: [Loading] [Not Implemented!] Tile is a special tile", 3}; + + // atlas tile index + const uint32_t atlas_tile = atlas.wall_tiles + (tile - 1); + if (atlas_tile >= atlas.wall_tiles + atlas.other_tiles) return {"Map: [Loading] Invalid tile! Tile type does not have a texture", 3}; + + // add the vertices + const auto xf = static_cast(x * atlas.tile_size.x); + const auto yf = static_cast(y * atlas.tile_size.y); + const uint32_t tile_x = atlas_tile % atlas.tile_count.x; + const uint32_t tile_y = atlas_tile / atlas.tile_count.x; + const auto tex_x = static_cast(tile_x * atlas.tile_size.x); + const auto tex_y = static_cast(tile_y * atlas.tile_size.y); + + sf::Vertex tl = {{xf, yf}, sf::Color::White, {tex_x, tex_y}}; + sf::Vertex tr = {{xf + xw, yf}, sf::Color::White, {tex_x + tex_w, tex_y}}; + sf::Vertex bl = {{xf, yf + yw}, sf::Color::White, {tex_x, tex_y + tex_h}}; + sf::Vertex br = {{xf + xw, yf + yw}, sf::Color::White, {tex_x + tex_w, tex_y + tex_h}}; + + atlas.vertices.append(tl); + atlas.vertices.append(tr); + atlas.vertices.append(bl); + + atlas.vertices.append(bl); + atlas.vertices.append(tr); + atlas.vertices.append(br); + } + } + + return {"Map: [Loading] Success", 0}; +} + +void Map::LoadDefaultTilemap() { + atlas.wall_tiles = 0; + atlas.other_tiles = 1; + atlas.special_tiles = 0; + atlas.tile_count = {1, 1}; + atlas.tile_size = {16, 16}; + if (!atlas.texture.loadFromFile(ASSETS_PATH "/default_tilemap.png")) { + throw std::runtime_error("Map: [Loading] Could not load default tilemap -> Fatal"); + } +} + +Map::Map(): atlas() { +} + + +#include +#include + +#include + +MapError Map::load(const std::filesystem::path& path) +{ + // opening the file and checking the magic number + std::ifstream file(path, std::ios::binary | std::ios::in); + + if (!file.is_open()) { + return {"Map: [Loading] Could not open file: " + path.string(), 1}; + } + + char magic[4]; + file.read(magic, 4); + + if (std::memcmp(magic, "CYMF", 4) != 0) { + return {"Map: [Loading] Invalid magic number: " + std::string(magic, 4) + " (expected CYMF)", 1}; + } + + // reading the version + uint8_t version[3]; + file.read(reinterpret_cast(version), 3); + if (version[0] != MAP_VERSION_MAJOR || version[1] > MAP_VERSION_MINOR) + { + return {"Map: [Loading] Invalid version; Current: " MAP_VERSION_STRING, 1}; + } + + // reading the flags + uint8_t flags; + file.read(reinterpret_cast(&flags), 1); + + // flag CustomTilemap -> load the tilemap + if (flags & MapFlags::CustomTilemap) + { + uint32_t filepath_buffer_size; + file.read(reinterpret_cast(&filepath_buffer_size), 4); + + char* filepath_buffer = new char[filepath_buffer_size]; + file.read(filepath_buffer, filepath_buffer_size); + + return {"Map: [Loading] [Not Implemented] Custom Tilemap is not implemented. Tilemap file: " + std::string(filepath_buffer, filepath_buffer_size), 1}; + + delete[] filepath_buffer; + } + else { + LoadDefaultTilemap(); + } + + + // load the map info + uint32_t map_info[3]; + file.read(reinterpret_cast(map_info), 12); + map_size = sf::Vector3(static_cast(map_info[0])*map_info[1], map_info[0], map_info[1]); + + // load the tiles + tiles = new int[map_info[0] * map_info[1]]; + for (int i = 0; i < map_info[0] * map_info[1]; i++) + { + // read the special if needed + file.read(reinterpret_cast(&tiles[i]), 4); + if (tiles[i] == TileType::Special) + { + MapSpecial special{}; + file.read(reinterpret_cast(&special), sizeof(MapSpecial)); + // get position + uint32_t tile_x = i % map_info[0]; + uint32_t tile_y = i / map_info[0]; + specials.emplace_back(std::pair({tile_x, tile_y}, special)); + } + } + + // load the player spawn + uint32_t t_player_spawn[2]; + file.read(reinterpret_cast(t_player_spawn), 8); + player_spawn = sf::Vector2u{t_player_spawn[0], t_player_spawn[1]}; + if (player_spawn.x >= map_size.y || player_spawn.y >= map_size.z) + { + return {"Map: [Loading] Player: Spawn out of bounds", 2}; + } + int player_tile = tiles[player_spawn.x + player_spawn.y * map_size.x]; + if (player_tile <= TileType::Special) + { + return {"Map: [Loading] Player: Spawn is not a valid tile (invalid: wall, special; valid: Floor)", 2}; + } + + // load all the enemy spawns + uint32_t number_enemy_spawns; + file.read(reinterpret_cast(&number_enemy_spawns), 4); + if (number_enemy_spawns > map_size.x) + { + return {"Map: [Loading] Enemies: Too many enemy spawns (More than tile in the map)", 3}; + } + for (int i = 0; i < number_enemy_spawns; i++) + { + uint32_t t_enemy_spawn[2]; + file.read(reinterpret_cast(t_enemy_spawn), 8); + if (t_enemy_spawn[0] >= map_size.x || t_enemy_spawn[1] >= map_size.y) + { + return {"Map: [Loading] Enemy: Spawn out of bounds", 4}; + } + if (tiles[t_enemy_spawn[0] + t_enemy_spawn[1] * map_size.y] <= TileType::Special) + { + return {"Map: [Loading] Enemy: Spawn is not a valid tile (invalid: wall, special; valid: Floor)", 4}; + } + if (t_enemy_spawn[0] == player_spawn.x && t_enemy_spawn[1] == player_spawn.y) + { + return {"Map: [Loading] Enemy: Spawn is the same as the player spawn", 4}; + } + enemy_spawns.emplace_back(t_enemy_spawn[0], t_enemy_spawn[1]); + } + + // Everything went well + return populate_vertex_array(); +} + +sf::Vector2u Map::getSize() const +{ + return {static_cast(map_size.y), static_cast(map_size.z)}; +} + +void Map::draw(sf::RenderTarget& target, sf::RenderStates states) const +{ + if (!tiles) return; + + // apply the transform + states.transform *= getTransform(); + + // apply the tileset texture + states.texture = &atlas.texture; + + // draw the vertex array + target.draw(atlas.vertices, states); +} + + +#ifdef _DEBUG +void Map::debug() +{ + std::cout << "Map Debug" << std::endl; + std::cout << "\tSize : " << map_size.x << ", " << map_size.y << ", " << map_size.z << std::endl; + std::cout << "\tTiles : " << tiles << std::endl; + for (auto& special : specials) + { + std::cout << "\t\tSpecial : " << special.first.x << ", " << special.first.y << std::endl; + std::cout << "\t\t\tType : " << special.second.type << std::endl; + std::cout << "\t\t\tPortal : " << special.second.portal_end[0] << ", " << special.second.portal_end[1] << std::endl; + } + std::cout << "\t\tEnemy Spawns : " << enemy_spawns.size() << std::endl; + for (auto& spawn : enemy_spawns) + { + std::cout << "\t\t\tSpawn : " << spawn.x << ", " << spawn.y << std::endl; + } + std::cout << "\t\tPlayer Spawn : " << player_spawn.x << ", " << player_spawn.y << std::endl; +} +#endif \ No newline at end of file diff --git a/src/Map/Map.hpp b/src/Map/Map.hpp new file mode 100644 index 0000000..ac0d600 --- /dev/null +++ b/src/Map/Map.hpp @@ -0,0 +1,116 @@ + +/****************************************************************** + * ============================================================== + * Map File Format + * ============================================================== + * + * int8_t magic[4] = 'CYMF' (Colysis Map File) : 4 bytes + * uint8_t version[3] : major, minor, patch + * + * uint8_t flags + * if (flags): + * case MapFlags::CustomTilemap: + * uint32_t filepath_buffer_size + * char filepath_buffer[filepath_buffer_size] + * uint32_t tile_size[2] : width, height + * uint32_t tile_count[2] : width, height + * + * uint32_t map_size[3] : x, y, specials + * int32_t tiles[x * y + specials * (sizeof(MapSpecial)/4)] : tilemap data + * // a special tile has a type and its tilemap data + * if tiles[i] == Special: + * uint8_t type + * MapSpecial data + * else: + * uint8_t tile + * + * uint32_t player_spawn[2] : x, y + * uint32_t number_enemy_spawns + * uint32_t enemy_spawns[number_enemy_spawns][2] : x, y + * +*******************************************************************/ + +#pragma once +#include + +#define STR(name) #name +#define STR_VALUE(name) STR(name) + +#define MAP_VERSION_MAJOR 0 +#define MAP_VERSION_MINOR 1 +#define MAP_VERSION_PATCH 0 +#define MAP_VERSION (MAP_VERSION_MAJOR << 16 | MAP_VERSION_MINOR << 8 | MAP_VERSION_PATCH) +#define MAP_VERSION_STRING STR_VALUE(MAP_VERSION_MAJOR) "." STR_VALUE(MAP_VERSION_MINOR) "." STR_VALUE(MAP_VERSION_PATCH) + + +struct MapSpecial +{ + int type; + uint32_t portal_end[2]; +}; + +enum class MapFlags : uint8_t +{ + None = 0, + CustomTilemap = 1 << 0, + UNDEFINED = 1 << 1, +}; + +enum class TileType : int +{ + Wall = -1, + Special = 0, + Other = 1, +}; + + +struct MapError +{ + std::string message; + int code; +}; + + +class Map : public sf::Drawable, public sf::Transformable +{ + static_assert(sizeof(MapSpecial)%4 == 0); + + struct { + sf::Vector2u tile_size; + sf::Vector2u tile_count; + + uint32_t wall_tiles; + uint32_t other_tiles; + uint32_t special_tiles; + + sf::Texture texture; + sf::VertexArray vertices; + } atlas; + + sf::Vector3 map_size; // width * height, width, height + int *tiles = nullptr; + + std::vector> specials; + + std::vector enemy_spawns; + sf::Vector2u player_spawn; + + MapError populate_vertex_array(); + + void LoadDefaultTilemap(); + +public: + Map(); + + MapError load(const std::filesystem::path& path); + + sf::Vector2u getSize() const; + + void draw(sf::RenderTarget& target, sf::RenderStates states) const override; + +#ifdef _DEBUG + void debug(); +#endif +}; + + diff --git a/src/main.cpp b/src/main.cpp new file mode 100644 index 0000000..dc17698 --- /dev/null +++ b/src/main.cpp @@ -0,0 +1,31 @@ +#include +#include + +#include "Game.hpp" + +#include +int main() +{ + sf::RenderWindow window(sf::VideoMode({800, 450}), "Colysis", sf::Style::Close | sf::Style::Titlebar); + window.setMinimumSize(sf::Vector2u{800, 450}); + + try { + Game game(window); + game.run(); + } + catch (const std::runtime_error& e) + { + std::cerr << e.what() << std::endl; + } + catch (const std::exception& e) + { + std::cerr << e.what() << std::endl; + } + catch (...) + { + std::cerr << "Unknown error" << std::endl; + } + + std::flush(std::cerr); + return 0; +} diff --git a/utils/MapFile.hexpat b/utils/MapFile.hexpat new file mode 100644 index 0000000..ac8e35d --- /dev/null +++ b/utils/MapFile.hexpat @@ -0,0 +1,80 @@ +#pragma endian little + +struct Version { + u8 major; + u8 minor; + u8 patch; +}; + +bitfield OptionFlags { + bool CustomeTilemap : 1; +}; + +struct vec2 { + T x,y; +}[[single_color]]; + +struct TilemapInfo { + vec2 dimentions; + vec2 tile_size; + vec2 tile_count; + u32 wall_tiles; + u32 other_tiles; + u32 special_tiles; +}; + +struct Options { + OptionFlags flags; + if (flags.CustomeTilemap) { + u32 filepath_length; + char filepath[filepath_length]; + TilemapInfo info; + } +}; + +struct SpecialData { + u32 data; +}; + +struct Tile { + u32 type; + if (type == 0) { + SpecialData special; + } +}[[single_color]]; + +struct Map +{ + u32 width; + u32 height; + u32 specials; + + Tile tiles[width * height]; +}; + +struct Spawn { + u32 x,y; +}[[single_color]]; + +struct EnemySpawns { + u32 count; + Spawn spawns[count]; +}; + +import std.io as io; + +char magic[4] @$; +if (magic != "CYMF") { + io::warning("Magic does not match: \"" + magic + "\"; Expected: \"CYMF\""); +} + +Version version @$ [[single_color]]; + +Options options @$; + + +Map map @$; + +Spawn player @$ [[single_color]]; + +EnemySpawns enemies @$; \ No newline at end of file