Compare commits

...

65 Commits
v4.6.1 ... main

Author SHA1 Message Date
fee135d82e added vscode config 2026-02-12 23:13:37 +03:00
e8c7abf925 fix 2026-02-08 20:57:10 +03:00
6ae3e37172 Merge pull request #148 from orange-cpp/feature/engine-units-to-metric
Feature/engine units to metric
2026-02-08 03:28:54 +03:00
afc613fcc0 added tests 2026-02-08 03:15:21 +03:00
d7a721f62e added frostbite tests 2026-02-08 03:03:23 +03:00
5aae9d6842 added for other engines 2026-02-08 02:58:59 +03:00
3e4598313d improved naming 2026-02-08 02:51:48 +03:00
d231139b83 added for source 2026-02-08 02:43:10 +03:00
9c4e2a3319 Merge pull request #146 from orange-cpp/feature/line_tracer_template
improvement
2026-02-06 00:14:15 +03:00
7597d95778 fixed warnings 2026-02-06 00:02:00 +03:00
5aa0e2e949 added noexcept 2026-02-05 23:45:41 +03:00
b7b1154f29 simplified shit 2026-02-05 23:43:17 +03:00
b10e26e6ba added constexpr 2026-02-05 23:38:51 +03:00
ba23fee243 removed uselss c++ file 2026-02-05 23:31:14 +03:00
32e0f9e636 improvement 2026-02-05 23:27:31 +03:00
63b4327c91 Merge pull request #145 from orange-cpp/feature/macho_improvement
Feature/macho improvement
2026-02-04 19:27:44 +03:00
dbad87de0f fixed bug 2026-02-04 19:10:06 +03:00
8dd044fa1e removed nesting 2026-02-04 18:35:04 +03:00
c25a3da196 removed nesting 2026-02-04 18:33:05 +03:00
d64d60cfcd fixed codestyle 2026-02-04 18:30:45 +03:00
2ef25b0ce8 added resharper ignore segment 2026-02-04 18:29:55 +03:00
Copilot
775949887a Add Mach-O pattern scanner (#144)
* Initial plan

* Add Mach-O pattern scanner implementation and unit tests

Co-authored-by: orange-cpp <59374393+orange-cpp@users.noreply.github.com>

* Add Mach-O pattern scanner

Co-authored-by: orange-cpp <59374393+orange-cpp@users.noreply.github.com>

* Remove CodeQL build artifacts from PR

Co-authored-by: orange-cpp <59374393+orange-cpp@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: orange-cpp <59374393+orange-cpp@users.noreply.github.com>
2026-02-04 17:30:20 +03:00
510e3d7d1c Merge pull request #143 from luadebug/opengl
fix `pixi run examples` for linux
2026-01-30 16:00:50 +03:00
Saikari
72404f2159 do similiar for aarch64 linux 2026-01-30 05:13:27 +03:00
Saikari
0e792c9b9c add pixi.lock to gitignore 2026-01-30 05:06:14 +03:00
Saikari
7e9151084e fix pixi run examples for linux 2026-01-30 05:04:50 +03:00
Saikari
43c8f2e6a5 Add initial project configuration and build scripts for omath library
- Created pixi.toml for project metadata and dependencies management.
- Added formatting script (fmt.cmake) to ensure consistent CMake file formatting.
- Implemented benchmark execution script (run.benchmark.cmake) to run benchmark tests.
- Developed example execution script (run.examples.cmake) to run example applications.
- Created unit test execution script (run.unit.tests.cmake) to run unit tests.

removed lock file
2026-01-30 02:36:34 +03:00
b0fd8d42f4 updated tag 2026-01-29 20:09:36 +03:00
b5229f72d5 removed unity build completely 2026-01-29 20:06:18 +03:00
d5233dd00b Merge pull request #139 from orange-cpp/feature/mesh_line_tracer
Feature/mesh line tracer
2026-01-27 01:42:41 +03:00
bd1d437d7d fixed naming 2026-01-27 01:25:49 +03:00
f67ad8ef42 mesh improvement 2026-01-27 01:25:07 +03:00
acc24f8438 WIP on feature/rotation_improved 2026-01-27 01:07:37 +03:00
8bccbdb620 Merge pull request #138 from orange-cpp/feature/primitives_improvement
Feature/primitives improvement
2026-01-27 01:07:15 +03:00
91a96fb97a dropped uselss cpp files 2026-01-27 00:51:17 +03:00
5fcac74a25 fixed naming 2026-01-27 00:39:34 +03:00
d2cf62bdbe added primitives to other engine triplets 2026-01-27 00:37:23 +03:00
2a2832c75f added opengl primitives 2026-01-27 00:33:35 +03:00
26fda5402e fix 2026-01-26 20:59:19 +03:00
906ddd75d4 fix 2026-01-26 19:01:39 +03:00
68505a77ae fix 2026-01-26 18:59:34 +03:00
d6746f6243 ppatch 2026-01-26 17:21:23 +03:00
ee2f084e0b added stuff 2026-01-26 17:07:38 +03:00
9bd42d9c8c added files 2026-01-26 15:44:46 +03:00
47d82fe083 Merge pull request #137 from luadebug/xm
xmake Add tests
2026-01-22 12:57:19 +03:00
Saikari
217fc108c2 fixup 2026-01-22 08:53:23 +03:00
Saikari
9c1c4fe6f3 Add tests 2026-01-22 08:52:18 +03:00
958156e6b7 Merge pull request #136 from luadebug/xmake
Add build configuration for omath and examples
2026-01-20 01:27:48 +03:00
Saikari
450f3a3ab0 Add rules for CMake and pkg-config imports 2026-01-19 04:45:41 +03:00
Saikari
8159686658 Add build configuration for omath and examples 2026-01-19 04:43:21 +03:00
9fc31d03e5 Update copyright year in LICENSE file 2026-01-17 21:35:34 +03:00
6017d40579 Merge pull request #135 from orange-cpp/feature/crypto_var
Feature/crypto var
2026-01-04 23:41:24 +03:00
618d4aa1c0 added final 2026-01-04 23:24:07 +03:00
8366c48965 improvement 2026-01-04 23:22:25 +03:00
d2e418c50b added cmake option 2026-01-04 23:02:58 +03:00
eae10d92ca forgot to remove 2026-01-04 22:53:57 +03:00
3f940c8e35 removed 128 bit int 2026-01-04 22:46:09 +03:00
0846022f8a improvement 2026-01-04 22:41:28 +03:00
8812abdf33 fixed test 2026-01-04 22:23:57 +03:00
d56d05f01e silenced warn 2026-01-04 22:16:40 +03:00
aabdebbbbe improved stuff 2026-01-04 22:16:40 +03:00
2b75b33d60 fix 2026-01-04 22:16:40 +03:00
9a3f5abb7c added check 2026-01-04 22:16:40 +03:00
be1049db93 changed algorithm 2026-01-04 22:16:40 +03:00
525b273a84 added stuff 2026-01-04 22:16:40 +03:00
59 changed files with 2861 additions and 420 deletions

25
.cmake-format Normal file
View File

@@ -0,0 +1,25 @@
format:
line_width: 100
tab_size: 4
use_tabchars: false
max_subgroups_hwrap: 3
max_pargs_hwrap: 5
separate_ctrl_name_with_space: false
separate_fn_name_with_space: false
dangle_parens: false
dangle_align: child
line_ending: unix
command_case: canonical
keyword_case: upper
enable_sort: true
autosort: true
markup:
bullet_char: "*"
enum_char: .
enable_markup: false
additional_commands:
target_link_libraries:
kwargs:
PUBLIC: "*"
SHARED: "*"
PRIVATE: "*"

2
.gitattributes vendored Normal file
View File

@@ -0,0 +1,2 @@
# SCM syntax highlighting & preventing 3-way merges
pixi.lock merge=binary linguist-language=YAML linguist-generated=true -diff

6
.gitignore vendored
View File

@@ -6,3 +6,9 @@
/build/
/clang-coverage/
*.gcov
*.bin
# pixi lock
pixi.lock
# pixi environments
.pixi/*
!.pixi/config.toml

24
.vscode/launch.json vendored Normal file
View File

@@ -0,0 +1,24 @@
{
// Use IntelliSense to learn about possible attributes.
// Hover to view descriptions of existing attributes.
// For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
"version": "0.2.0",
"configurations": [
{
"name": " Unit Tests (Debug)",
"type": "lldb",
"request": "launch",
"program": "${workspaceRoot}/out/Debug/unit_tests",
"args": [],
"cwd": "${workspaceRoot}"
},
{
"name": " Unit Tests (Release)",
"type": "lldb",
"request": "launch",
"program": "${workspaceRoot}/out/Release/unit_tests",
"args": [],
"cwd": "${workspaceRoot}"
}
]
}

View File

@@ -17,17 +17,20 @@ endif ()
option(OMATH_BUILD_TESTS "Build unit tests" OFF)
option(OMATH_BUILD_BENCHMARK "Build benchmarks" OFF)
option(OMATH_THREAT_WARNING_AS_ERROR "Set highest level of warnings and force compiler to treat them as errors" ON)
option(OMATH_THREAT_WARNING_AS_ERROR
"Set highest level of warnings and force compiler to treat them as errors" ON)
option(OMATH_BUILD_AS_SHARED_LIBRARY "Build Omath as .so or .dll" OFF)
option(OMATH_USE_AVX2 "Omath will use AVX2 to boost performance" ${COMPILER_SUPPORTS_AVX2})
option(OMATH_IMGUI_INTEGRATION "Omath will define method to convert omath types to imgui types" OFF)
option(OMATH_BUILD_EXAMPLES "Build example projects with you can learn & play" OFF)
option(OMATH_STATIC_MSVC_RUNTIME_LIBRARY "Force Omath to link static runtime" OFF)
option(OMATH_SUPRESS_SAFETY_CHECKS "Supress some safety checks in release build to improve general performance" ON)
option(OMATH_USE_UNITY_BUILD "Will enable unity build to speed up compilation" OFF)
option(OMATH_ENABLE_LEGACY "Will enable legacy classes that MUST be used ONLY for backward compatibility" ON)
option(OMATH_ENABLE_LEGACY
"Will enable legacy classes that MUST be used ONLY for backward compatibility" ON)
option(OMATH_SUPRESS_SAFETY_CHECKS
"Supress some safety checks in release build to improve general performance" ON)
option(OMATH_ENABLE_COVERAGE "Enable coverage" OFF)
option(OMATH_ENABLE_FORCE_INLINE
"Will for compiler to make some functions to be force inlined no matter what" ON)
if(VCPKG_MANIFEST_FEATURES)
foreach(omath_feature IN LISTS VCPKG_MANIFEST_FEATURES)
if(omath_feature STREQUAL "imgui")
@@ -46,12 +49,16 @@ if (VCPKG_MANIFEST_FEATURES)
endif()
if(OMATH_USE_AVX2 AND NOT COMPILER_SUPPORTS_AVX2)
message(WARNING "OMATH_USE_AVX2 requested, but compiler/target does not support AVX2. Disabling.")
message(
WARNING "OMATH_USE_AVX2 requested, but compiler/target does not support AVX2. Disabling.")
set(OMATH_USE_AVX2 OFF CACHE BOOL "Omath will use AVX2 to boost performance" FORCE)
endif()
if(${PROJECT_IS_TOP_LEVEL})
message(STATUS "[${PROJECT_NAME}]: Building on ${CMAKE_HOST_SYSTEM_NAME}, compiler ${CMAKE_CXX_COMPILER_ID}")
message(
STATUS
"[${PROJECT_NAME}]: Building on ${CMAKE_HOST_SYSTEM_NAME}, compiler ${CMAKE_CXX_COMPILER_ID}"
)
message(STATUS "[${PROJECT_NAME}]: Warnings as errors ${OMATH_THREAT_WARNING_AS_ERROR}")
message(STATUS "[${PROJECT_NAME}]: Build unit tests ${OMATH_BUILD_TESTS}")
message(STATUS "[${PROJECT_NAME}]: Build benchmark ${OMATH_BUILD_BENCHMARK}")
@@ -76,7 +83,6 @@ else ()
add_library(${PROJECT_NAME} STATIC ${OMATH_SOURCES} ${OMATH_HEADERS})
endif()
add_library(${PROJECT_NAME}::${PROJECT_NAME} ALIAS ${PROJECT_NAME})
target_compile_definitions(${PROJECT_NAME} PUBLIC OMATH_VERSION="${PROJECT_VERSION}")
@@ -87,7 +93,8 @@ if (OMATH_IMGUI_INTEGRATION)
# IMGUI is being linked as submodule
if(TARGET imgui)
target_link_libraries(${PROJECT_NAME} PUBLIC imgui)
install(TARGETS imgui
install(
TARGETS imgui
EXPORT omathTargets
ARCHIVE DESTINATION lib
LIBRARY DESTINATION lib
@@ -112,18 +119,17 @@ if (OMATH_ENABLE_LEGACY)
target_compile_definitions(${PROJECT_NAME} PUBLIC OMATH_ENABLE_LEGACY)
endif()
set_target_properties(${PROJECT_NAME} PROPERTIES
ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}"
if(OMATH_ENABLE_FORCE_INLINE)
target_compile_definitions(${PROJECT_NAME} PUBLIC OMATH_ENABLE_FORCE_INLINE)
endif()
set_target_properties(
${PROJECT_NAME}
PROPERTIES ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}"
LIBRARY_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}"
CXX_STANDARD 23
CXX_STANDARD_REQUIRED ON)
if (OMATH_USE_UNITY_BUILD)
set_target_properties(${PROJECT_NAME} PROPERTIES
UNITY_BUILD ON
UNITY_BUILD_BATCH_SIZE 20)
endif ()
if (OMATH_STATIC_MSVC_RUNTIME_LIBRARY)
set_target_properties(${PROJECT_NAME} PROPERTIES
MSVC_RUNTIME_LIBRARY "MultiThreaded$<$<CONFIG:Debug>:Debug>"
@@ -147,7 +153,6 @@ endif()
target_compile_features(${PROJECT_NAME} PUBLIC cxx_std_23)
if(OMATH_BUILD_TESTS)
add_subdirectory(tests)
target_compile_definitions(${PROJECT_NAME} PUBLIC OMATH_BUILD_TESTS)
@@ -164,7 +169,6 @@ if (OMATH_BUILD_EXAMPLES)
add_subdirectory(examples)
endif()
if(CMAKE_CXX_COMPILER_ID STREQUAL "MSVC" AND OMATH_THREAT_WARNING_AS_ERROR)
target_compile_options(${PROJECT_NAME} PRIVATE /W4 /WX)
elseif(OMATH_THREAT_WARNING_AS_ERROR)
@@ -176,50 +180,52 @@ if (CMAKE_CXX_COMPILER_ID STREQUAL "MSVC")
target_compile_definitions(${PROJECT_NAME} INTERFACE NOMINMAX)
endif()
target_include_directories(${PROJECT_NAME}
PUBLIC
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include> # Use this path when building the project
$<INSTALL_INTERFACE:include> # Use this path when the project is installed
target_include_directories(
${PROJECT_NAME}
PUBLIC $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include> # Use this path
# when building
# the project
$<INSTALL_INTERFACE:include> # Use this path when the project is
# installed
)
# Installation rules
# Install the library
install(TARGETS ${PROJECT_NAME}
install(
TARGETS ${PROJECT_NAME}
EXPORT ${PROJECT_NAME}Targets
ARCHIVE DESTINATION lib COMPONENT ${PROJECT_NAME} # For static libraries
LIBRARY DESTINATION lib COMPONENT ${PROJECT_NAME} # For shared libraries
RUNTIME DESTINATION bin COMPONENT ${PROJECT_NAME} # For executables (on Windows)
RUNTIME DESTINATION bin COMPONENT ${PROJECT_NAME} # For executables (on
# Windows)
)
# Install headers as part of omath_component
install(DIRECTORY include/ DESTINATION include COMPONENT ${PROJECT_NAME})
# Export omath target for CMake find_package support, also under omath_component
install(EXPORT ${PROJECT_NAME}Targets
install(
EXPORT ${PROJECT_NAME}Targets
FILE ${PROJECT_NAME}Targets.cmake
NAMESPACE ${PROJECT_NAME}::
DESTINATION lib/cmake/${PROJECT_NAME} COMPONENT ${PROJECT_NAME}
)
DESTINATION lib/cmake/${PROJECT_NAME}
COMPONENT ${PROJECT_NAME})
# Generate the omathConfigVersion.cmake file
write_basic_package_version_file(
"${CMAKE_CURRENT_BINARY_DIR}/omathConfigVersion.cmake"
VERSION ${PROJECT_VERSION}
COMPATIBILITY AnyNewerVersion
)
write_basic_package_version_file("${CMAKE_CURRENT_BINARY_DIR}/omathConfigVersion.cmake"
VERSION ${PROJECT_VERSION} COMPATIBILITY AnyNewerVersion)
# Generate the omathConfig.cmake file from the template (which is in the cmake/ folder)
# Generate the omathConfig.cmake file from the template (which is in the cmake/
# folder)
configure_package_config_file(
"${CMAKE_CURRENT_SOURCE_DIR}/cmake/omathConfig.cmake.in" # Path to the .in file
"${CMAKE_CURRENT_BINARY_DIR}/omathConfig.cmake" # Output path for the generated file
INSTALL_DESTINATION lib/cmake/${PROJECT_NAME}
)
"${CMAKE_CURRENT_SOURCE_DIR}/cmake/omathConfig.cmake.in" # Path to the .in
# file
"${CMAKE_CURRENT_BINARY_DIR}/omathConfig.cmake" # Output path for the
# generated file
INSTALL_DESTINATION lib/cmake/${PROJECT_NAME})
# Install the generated config files
install(FILES
"${CMAKE_CURRENT_BINARY_DIR}/omathConfig.cmake"
install(FILES "${CMAKE_CURRENT_BINARY_DIR}/omathConfig.cmake"
"${CMAKE_CURRENT_BINARY_DIR}/omathConfigVersion.cmake"
DESTINATION lib/cmake/${PROJECT_NAME}
)
DESTINATION lib/cmake/${PROJECT_NAME})

View File

@@ -1,4 +1,4 @@
Copyright (C) 2023-2025 Orange++ orange_github@proton.me
Copyright (C) 2023-2026 Orange++ orange_github@proton.me
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages

View File

@@ -1 +1 @@
4.6.0
4.7.1

View File

@@ -1,11 +1,11 @@
project(omath_benchmark)
file(GLOB_RECURSE OMATH_BENCHMARK_SOURCES CONFIGURE_DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/*.cpp")
add_executable(${PROJECT_NAME} ${OMATH_BENCHMARK_SOURCES})
set_target_properties(${PROJECT_NAME} PROPERTIES
ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}"
set_target_properties(
${PROJECT_NAME}
PROPERTIES ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}"
LIBRARY_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}"
RUNTIME_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}"
CXX_STANDARD 23
@@ -14,7 +14,8 @@ set_target_properties(${PROJECT_NAME} PROPERTIES
if(TARGET benchmark::benchmark) # Benchmark is being linked as submodule
target_link_libraries(${PROJECT_NAME} PRIVATE benchmark::benchmark omath)
else()
find_package(benchmark CONFIG REQUIRED) # Benchmark is being linked as vcpkg package
find_package(benchmark CONFIG REQUIRED) # Benchmark is being linked as vcpkg
# package
target_link_libraries(${PROJECT_NAME} PRIVATE benchmark::benchmark omath)
endif()

View File

@@ -7,38 +7,23 @@ function(omath_setup_coverage TARGET_NAME)
endif()
if(CMAKE_CXX_COMPILER_ID MATCHES "Clang" AND MSVC)
target_compile_options(${TARGET_NAME} PRIVATE
-fprofile-instr-generate
-fcoverage-mapping
/Zi
)
target_link_options(${TARGET_NAME} PRIVATE
target_compile_options(${TARGET_NAME} PRIVATE -fprofile-instr-generate -fcoverage-mapping
/Zi)
target_link_options(
${TARGET_NAME}
PRIVATE
-fprofile-instr-generate
-fcoverage-mapping
/DEBUG:FULL
/INCREMENTAL:NO
/PROFILE
)
/PROFILE)
elseif(CMAKE_CXX_COMPILER_ID MATCHES "Clang|AppleClang")
target_compile_options(${TARGET_NAME} PRIVATE
-fprofile-instr-generate
-fcoverage-mapping
-g
-O0
)
target_link_options(${TARGET_NAME} PRIVATE
-fprofile-instr-generate
-fcoverage-mapping
)
target_compile_options(${TARGET_NAME} PRIVATE -fprofile-instr-generate -fcoverage-mapping
-g -O0)
target_link_options(${TARGET_NAME} PRIVATE -fprofile-instr-generate -fcoverage-mapping)
elseif(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
target_compile_options(${TARGET_NAME} PRIVATE
--coverage
-g
-O0
)
target_link_options(${TARGET_NAME} PRIVATE
--coverage
)
target_compile_options(${TARGET_NAME} PRIVATE --coverage -g -O0)
target_link_options(${TARGET_NAME} PRIVATE --coverage)
endif()
if(TARGET coverage)
@@ -47,40 +32,36 @@ function(omath_setup_coverage TARGET_NAME)
if(CMAKE_CXX_COMPILER_ID MATCHES "Clang" AND MSVC)
message(STATUS "MSVC detected: Use VS Code Coverage from CI workflow")
add_custom_target(coverage
add_custom_target(
coverage
DEPENDS unit_tests
COMMAND $<TARGET_FILE:unit_tests>
WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}"
COMMENT "Running tests for coverage (use VS Code Coverage from CI)"
)
COMMENT "Running tests for coverage (use VS Code Coverage from CI)")
elseif(CMAKE_CXX_COMPILER_ID MATCHES "Clang|AppleClang")
add_custom_target(coverage
add_custom_target(
coverage
DEPENDS unit_tests
COMMAND bash "${CMAKE_SOURCE_DIR}/scripts/coverage-llvm.sh"
"${CMAKE_SOURCE_DIR}"
"${CMAKE_BINARY_DIR}"
"$<TARGET_FILE:unit_tests>"
"${CMAKE_BINARY_DIR}/coverage"
COMMAND bash "${CMAKE_SOURCE_DIR}/scripts/coverage-llvm.sh" "${CMAKE_SOURCE_DIR}"
"${CMAKE_BINARY_DIR}" "$<TARGET_FILE:unit_tests>" "${CMAKE_BINARY_DIR}/coverage"
WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}"
COMMENT "Running LLVM coverage"
)
COMMENT "Running LLVM coverage")
elseif(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
add_custom_target(coverage
add_custom_target(
coverage
DEPENDS unit_tests
COMMAND $<TARGET_FILE:unit_tests> || true
COMMAND lcov --capture --directory "${CMAKE_BINARY_DIR}"
--output-file "${CMAKE_BINARY_DIR}/coverage.info"
--ignore-errors mismatch,gcov
COMMAND lcov --remove "${CMAKE_BINARY_DIR}/coverage.info"
"*/tests/*" "*/gtest/*" "*/googletest/*" "*/_deps/*" "/usr/*"
--output-file "${CMAKE_BINARY_DIR}/coverage.info"
--ignore-errors unused
COMMAND genhtml "${CMAKE_BINARY_DIR}/coverage.info"
--output-directory "${CMAKE_BINARY_DIR}/coverage"
COMMAND lcov --capture --directory "${CMAKE_BINARY_DIR}" --output-file
"${CMAKE_BINARY_DIR}/coverage.info" --ignore-errors mismatch,gcov
COMMAND
lcov --remove "${CMAKE_BINARY_DIR}/coverage.info" "*/tests/*" "*/gtest/*"
"*/googletest/*" "*/_deps/*" "/usr/*" --output-file
"${CMAKE_BINARY_DIR}/coverage.info" --ignore-errors unused
COMMAND genhtml "${CMAKE_BINARY_DIR}/coverage.info" --output-directory
"${CMAKE_BINARY_DIR}/coverage"
WORKING_DIRECTORY "${CMAKE_BINARY_DIR}"
COMMENT "Running lcov/genhtml"
)
COMMENT "Running lcov/genhtml")
endif()
endfunction()

View File

@@ -22,23 +22,19 @@ function(omath_setup_valgrind TARGET_NAME)
return()
endif()
set(VALGRIND_FLAGS
--leak-check=full
--show-leak-kinds=all
--track-origins=yes
--error-exitcode=99
)
set(VALGRIND_FLAGS --leak-check=full --show-leak-kinds=all --track-origins=yes
--error-exitcode=99)
set(VALGRIND_TARGET "valgrind_${TARGET_NAME}")
if(NOT TARGET ${VALGRIND_TARGET})
add_custom_target(${VALGRIND_TARGET}
add_custom_target(
${VALGRIND_TARGET}
DEPENDS ${TARGET_NAME}
COMMAND ${VALGRIND_EXECUTABLE} ${VALGRIND_FLAGS} $<TARGET_FILE:${TARGET_NAME}>
WORKING_DIRECTORY $<TARGET_FILE_DIR:${TARGET_NAME}>
COMMENT "Running Valgrind memory check on ${TARGET_NAME}..."
USES_TERMINAL
)
USES_TERMINAL)
add_dependencies(valgrind_all ${VALGRIND_TARGET})
endif()

View File

@@ -1,34 +1,35 @@
project(examples)
add_executable(example_projection_matrix_builder example_proj_mat_builder.cpp)
set_target_properties(example_projection_matrix_builder PROPERTIES
CXX_STANDARD 26
set_target_properties(
example_projection_matrix_builder
PROPERTIES CXX_STANDARD 23
ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}"
LIBRARY_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}"
RUNTIME_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}"
)
RUNTIME_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}")
target_link_libraries(example_projection_matrix_builder PRIVATE omath::omath)
add_executable(example_signature_scan example_signature_scan.cpp)
set_target_properties(example_signature_scan PROPERTIES
CXX_STANDARD 26
set_target_properties(
example_signature_scan
PROPERTIES CXX_STANDARD 23
ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}"
LIBRARY_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}"
RUNTIME_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}"
)
RUNTIME_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}")
target_link_libraries(example_signature_scan PRIVATE omath::omath)
add_executable(example_glfw3 example_glfw3.cpp)
set_target_properties(example_glfw3 PROPERTIES CXX_STANDARD 26
set_target_properties(
example_glfw3
PROPERTIES CXX_STANDARD 23
ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}"
LIBRARY_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}"
RUNTIME_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}"
)
RUNTIME_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}")
find_package(OpenGL)
find_package(GLEW REQUIRED)
find_package(glfw3 CONFIG REQUIRED)
target_link_libraries(example_glfw3 PRIVATE omath::omath GLEW::GLEW glfw)
target_link_libraries(example_glfw3 PRIVATE omath::omath GLEW::GLEW glfw OpenGL::GL)
if(OMATH_ENABLE_VALGRIND)
omath_setup_valgrind(example_projection_matrix_builder)

View File

@@ -120,9 +120,14 @@ int main()
return -1;
}
std::cout << "GLFW Version: " << glfwGetVersionString() << "\n";
glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 3);
glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
// Force GLX context creation API to ensure compatibility with GLEW
glfwWindowHint(GLFW_CONTEXT_CREATION_API, GLFW_NATIVE_CONTEXT_API);
#ifdef __APPLE__
glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE);
#endif
@@ -141,16 +146,31 @@ int main()
glfwMakeContextCurrent(window);
glfwSetFramebufferSizeCallback(window, framebuffer_size_callback);
// Check if context is valid using standard GL
const GLubyte* renderer = glGetString(GL_RENDERER);
const GLubyte* version = glGetString(GL_VERSION);
if (renderer && version) {
std::cout << "Renderer: " << renderer << "\n";
std::cout << "OpenGL version supported: " << version << "\n";
} else {
std::cerr << "Failed to get GL_RENDERER or GL_VERSION. Context might be invalid.\n";
}
// ---------- GLEW init ----------
glewExperimental = GL_TRUE;
GLenum glewErr = glewInit();
if (glewErr != GLEW_OK)
{
// Ignore NO_GLX_DISPLAY if we have a valid context
if (glewErr == GLEW_ERROR_NO_GLX_DISPLAY && renderer) {
std::cerr << "GLEW warning: " << glewGetErrorString(glewErr) << " (Ignored because context seems valid)\n";
} else {
std::cerr << "Failed to initialize GLEW: " << reinterpret_cast<const char*>(glewGetErrorString(glewErr))
<< "\n";
glfwTerminate();
return -1;
}
}
// ---------- GL state ----------
glEnable(GL_DEPTH_TEST);

View File

@@ -3,14 +3,60 @@
//
#pragma once
#include "mesh.hpp"
#include "omath/engines/opengl_engine/camera.hpp"
#include "omath/engines/opengl_engine/traits/mesh_trait.hpp"
#include "omath/linear_algebra/triangle.hpp"
#include "omath/linear_algebra/vector3.hpp"
#include <array>
namespace omath::primitives
{
template<class BoxMeshType>
[[nodiscard]]
std::array<Triangle<Vector3<float>>, 12> create_box(const Vector3<float>& top, const Vector3<float>& bottom,
const Vector3<float>& dir_forward, const Vector3<float>& dir_right,
float ratio = 4.f) noexcept;
BoxMeshType create_box(const Vector3<float>& top, const Vector3<float>& bottom, const Vector3<float>& dir_forward,
const Vector3<float>& dir_right, const float ratio = 4.f) noexcept
{
const auto height = top.distance_to(bottom);
const auto side_size = height / ratio;
// corner layout (03 bottom, 47 top)
std::array<Vector3<float>, 8> p;
p[0] = bottom + (dir_forward + dir_right) * side_size; // frontrightbottom
p[1] = bottom + (dir_forward - dir_right) * side_size; // frontleftbottom
p[2] = bottom + (-dir_forward + dir_right) * side_size; // backrightbottom
p[3] = bottom + (-dir_forward - dir_right) * side_size; // backleftbottom
p[4] = top + (dir_forward + dir_right) * side_size; // frontrighttop
p[5] = top + (dir_forward - dir_right) * side_size; // frontlefttop
p[6] = top + (-dir_forward + dir_right) * side_size; // backrighttop
p[7] = top + (-dir_forward - dir_right) * side_size; // backlefttop
std::array<Vector3<std::uint32_t>, 12> poly;
// bottom face (+Y up ⇒ wind CW when viewed from above)
poly[0] = {0, 2, 3};
poly[1] = {0, 3, 1};
// top face
poly[2] = {4, 7, 6};
poly[3] = {4, 5, 7};
// front face
poly[4] = {0, 5, 1};
poly[5] = {0, 4, 5};
// right face
poly[6] = {0, 6, 2};
poly[7] = {0, 4, 6};
// back face
poly[8] = {2, 7, 3};
poly[9] = {2, 6, 7};
// left face
poly[10] = {1, 7, 5};
poly[11] = {1, 3, 7};
return BoxMeshType{std::move(p), std::move(poly)};
}
} // namespace omath::primitives

View File

@@ -25,16 +25,17 @@ namespace omath::primitives
template<typename T> concept HasNormal = requires(T vertex) { vertex.normal; };
template<typename T> concept HasUv = requires(T vertex) { vertex.uv; };
template<class Mat4X4, class RotationAngles, class MeshTypeTrait, class VertType = Vertex<>>
template<class Mat4X4, class RotationAngles, class MeshTypeTrait, class VertType = Vertex<>,
class VboType = std::vector<VertType>, class EboType = std::vector<Vector3<std::uint32_t>>>
class Mesh final
{
public:
using VectorType = VertType::VectorType;
using VertexType = VertType;
using VertexType = VboType::value_type;
private:
using Vbo = std::vector<VertexType>;
using Ebo = std::vector<Vector3<std::uint32_t>>;
using Vbo = VboType;
using Ebo = EboType;
public:
Vbo m_vertex_buffer;
@@ -100,21 +101,27 @@ namespace omath::primitives
[[nodiscard]]
VectorType vertex_position_to_world_space(const Vector3<float>& vertex_position) const
requires HasPosition<VertexType>
{
auto abs_vec = get_to_world_matrix() * mat_column_from_vector<typename Mat4X4::ContainedType, Mat4X4::get_store_ordering()>(vertex_position);
auto abs_vec = get_to_world_matrix()
* mat_column_from_vector<typename Mat4X4::ContainedType, Mat4X4::get_store_ordering()>(
vertex_position);
return {abs_vec.at(0, 0), abs_vec.at(1, 0), abs_vec.at(2, 0)};
}
[[nodiscard]]
Triangle<VectorType> make_face_in_world_space(const Ebo::const_iterator vao_iterator) const
requires HasPosition<VertexType>
{
if constexpr (HasPosition<VertexType>)
{
return {vertex_position_to_world_space(m_vertex_buffer.at(vao_iterator->x).position),
vertex_position_to_world_space(m_vertex_buffer.at(vao_iterator->y).position),
vertex_position_to_world_space(m_vertex_buffer.at(vao_iterator->z).position)};
}
return {vertex_position_to_world_space(m_vertex_buffer.at(vao_iterator->x)),
vertex_position_to_world_space(m_vertex_buffer.at(vao_iterator->y)),
vertex_position_to_world_space(m_vertex_buffer.at(vao_iterator->z))};
}
private:
VectorType m_origin;

View File

@@ -3,14 +3,30 @@
//
#pragma once
#include "mesh.hpp"
#include "omath/engines/opengl_engine/camera.hpp"
#include "omath/engines/opengl_engine/mesh.hpp"
#include "omath/engines/opengl_engine/traits/mesh_trait.hpp"
#include "omath/linear_algebra/triangle.hpp"
#include "omath/linear_algebra/vector3.hpp"
#include <array>
namespace omath::primitives
{
template<class PlaneMeshType>
[[nodiscard]]
std::array<Triangle<Vector3<float>>, 2> create_plane(const Vector3<float>& vertex_a,
const Vector3<float>& vertex_b,
const Vector3<float>& direction, float size) noexcept;
PlaneMeshType create_plane(const Vector3<float>& vertex_a, const Vector3<float>& vertex_b,
const Vector3<float>& direction, const float size) noexcept
{
const auto second_vertex_a = vertex_a + direction * size;
const auto second_vertex_b = vertex_b + direction * size;
std::array<Vector3<float>, 4> grid = {vertex_a, vertex_b, second_vertex_a, second_vertex_b};
std::array<Vector3<std::uint32_t>, 2> poly;
poly[0] = {1, 1, 2};
poly[1] = {0, 1, 3};
return PlaneMeshType(std::move(grid), std::move(poly));
}
} // namespace omath::primitives

View File

@@ -8,30 +8,103 @@
namespace omath::collision
{
class Ray
template<class T = Vector3<float>>
class Ray final
{
public:
Vector3<float> start;
Vector3<float> end;
using VectorType = T;
VectorType start;
VectorType end;
bool infinite_length = false;
[[nodiscard]]
Vector3<float> direction_vector() const noexcept;
constexpr VectorType direction_vector() const noexcept
{
return end - start;
}
[[nodiscard]]
Vector3<float> direction_vector_normalized() const noexcept;
};
class LineTracer
constexpr VectorType direction_vector_normalized() const noexcept
{
return direction_vector().normalized();
}
};
template<class RayType = Ray<>>
class LineTracer final
{
using TriangleType = Triangle<typename RayType::VectorType>;
public:
LineTracer() = delete;
[[nodiscard]]
static bool can_trace_line(const Ray& ray, const Triangle<Vector3<float>>& triangle) noexcept;
constexpr static bool can_trace_line(const RayType& ray, const TriangleType& triangle) noexcept
{
return get_ray_hit_point(ray, triangle) == ray.end;
}
// Realization of MöllerTrumbore intersection algorithm
// https://en.wikipedia.org/wiki/M%C3%B6ller%E2%80%93Trumbore_intersection_algorithm
[[nodiscard]]
static Vector3<float> get_ray_hit_point(const Ray& ray, const Triangle<Vector3<float>>& triangle) noexcept;
constexpr static auto get_ray_hit_point(const RayType& ray, const TriangleType& triangle) noexcept
{
constexpr float k_epsilon = std::numeric_limits<float>::epsilon();
const auto side_a = triangle.side_a_vector();
const auto side_b = triangle.side_b_vector();
const auto ray_dir = ray.direction_vector();
const auto p = ray_dir.cross(side_b);
const auto det = side_a.dot(p);
if (std::abs(det) < k_epsilon)
return ray.end;
const auto inv_det = 1 / det;
const auto t = ray.start - triangle.m_vertex2;
const auto u = t.dot(p) * inv_det;
if ((u < 0 && std::abs(u) > k_epsilon) || (u > 1 && std::abs(u - 1) > k_epsilon))
return ray.end;
const auto q = t.cross(side_a);
// ReSharper disable once CppTooWideScopeInitStatement
const auto v = ray_dir.dot(q) * inv_det;
if ((v < 0 && std::abs(v) > k_epsilon) || (u + v > 1 && std::abs(u + v - 1) > k_epsilon))
return ray.end;
const auto t_hit = side_b.dot(q) * inv_det;
if (ray.infinite_length && t_hit <= k_epsilon)
return ray.end;
if (t_hit <= k_epsilon || t_hit > 1 - k_epsilon)
return ray.end;
return ray.start + ray_dir * t_hit;
}
template<class MeshType>
[[nodiscard]]
constexpr static auto get_ray_hit_point(const RayType& ray, const MeshType& mesh) noexcept
{
auto mesh_hit = ray.end;
const auto begin = mesh.m_element_buffer_object.cbegin();
const auto end = mesh.m_element_buffer_object.cend();
for (auto current = begin; current < end; current = std::next(current))
{
const auto face = mesh.make_face_in_world_space(current);
auto ray_stop_point = get_ray_hit_point(ray, face);
if (ray_stop_point.distance_to(ray.start) < mesh_hit.distance_to(ray.start))
mesh_hit = ray_stop_point;
}
return mesh_hit;
}
};
} // namespace omath::collision

View File

@@ -130,7 +130,7 @@ namespace omath::collision
template<class V>
[[nodiscard]]
static constexpr bool near_zero(const V& v, const float eps = 1e-7f)
static constexpr bool near_zero(const V& v, const float eps = 1e-7f) noexcept
{
return v.dot(v) <= eps * eps;
}
@@ -146,7 +146,7 @@ namespace omath::collision
}
[[nodiscard]]
constexpr bool handle_line(VectorType& direction)
constexpr bool handle_line(VectorType& direction) noexcept
{
const auto& a = m_points[0];
const auto& b = m_points[1];
@@ -158,21 +158,11 @@ namespace omath::collision
{
// ReSharper disable once CppTooWideScopeInitStatement
auto n = ab.cross(ao); // Needed to valid handle collision if colliders placed at same origin pos
if (near_zero(n))
{
// collinear: origin lies on ray AB (often on segment), pick any perp to escape
direction = any_perp(ab);
direction = near_zero(n) ? any_perp(ab) : n.cross(ab);
return false;
}
else
{
direction = n.cross(ab);
}
}
else
{
*this = {a};
direction = ao;
}
return false;
}

View File

@@ -0,0 +1,201 @@
//
// Created by Vladislav on 04.01.2026.
//
#pragma once
#include <array>
#include <cstddef>
#include <cstdint>
#include <span>
#ifdef OMATH_ENABLE_FORCE_INLINE
#ifdef _MSC_VER
#define OMATH_FORCE_INLINE __forceinline
#else
#define OMATH_FORCE_INLINE __attribute__((always_inline)) inline
#endif
#else
#define OMATH_FORCE_INLINE
#endif
namespace omath::detail
{
[[nodiscard]]
consteval std::uint64_t fnv1a_64(const char* s)
{
std::uint64_t h = 14695981039346656037ull;
while (*s)
{
h ^= static_cast<unsigned char>(*s++);
h *= 1099511628211ull;
}
return h;
}
// SplitMix64 mixer (good quality for seeding / scrambling)
[[nodiscard]]
consteval std::uint64_t splitmix64(std::uint64_t x)
{
x += 0x9E3779B97F4A7C15ull;
x = (x ^ (x >> 30)) * 0xBF58476D1CE4E5B9ull;
x = (x ^ (x >> 27)) * 0x94D049BB133111EBull;
return x ^ (x >> 31);
}
// Choose your policy:
// - If you want reproducible builds, REMOVE __DATE__/__TIME__.
// - If you want "different each build", keep them.
[[nodiscard]]
consteval std::uint64_t base_seed()
{
std::uint64_t h = 0;
h ^= fnv1a_64(__FILE__);
h ^= splitmix64(fnv1a_64(__DATE__));
h ^= splitmix64(fnv1a_64(__TIME__));
return splitmix64(h);
}
// Produce a "random" 64-bit value for a given stream index (compile-time)
template<std::uint64_t Stream>
[[nodiscard]]
consteval std::uint64_t rand_u64()
{
// Stream is usually __COUNTER__ so each call site differs
return splitmix64(base_seed() + 0xD1B54A32D192ED03ull * (Stream + 1));
}
[[nodiscard]]
consteval std::uint64_t bounded_u64(const std::uint64_t x, const std::uint64_t bound)
{
return (x * bound) >> 64;
}
template<std::int64_t Lo, std::int64_t Hi, std::uint64_t Stream>
[[nodiscard]]
consteval std::int64_t rand_uint8_t()
{
static_assert(Lo <= Hi);
const std::uint64_t span = static_cast<std::uint64_t>(Hi - Lo) + 1ull;
const std::uint64_t r = rand_u64<Stream>();
return static_cast<std::int64_t>(bounded_u64(r, span)) + Lo;
}
[[nodiscard]]
consteval std::uint64_t rand_u64(const std::uint64_t seed, const std::uint64_t i)
{
return splitmix64(seed + 0xD1B54A32D192ED03ull * (i + 1ull));
}
// Convert to int (uses low 32 bits; you can also use high bits if you prefer)
[[nodiscard]]
consteval std::uint8_t rand_uint8t(const std::uint64_t seed, const std::uint64_t i)
{
return static_cast<std::uint8_t>(rand_u64(seed, i)); // narrowing is fine/deterministic
}
template<std::size_t N, std::uint64_t Seed, std::size_t... I>
[[nodiscard]]
consteval std::array<std::uint8_t, N> make_array_impl(std::index_sequence<I...>)
{
return {rand_uint8t(Seed, static_cast<std::uint64_t>(I))...};
}
template<std::size_t N, std::uint64_t Seed>
[[nodiscard]]
consteval std::array<std::uint8_t, N> make_array()
{
return make_array_impl<N, Seed>(std::make_index_sequence<N>{});
}
} // namespace omath::detail
namespace omath
{
template<class T>
class VarAnchor;
template<class T, std::size_t key_size, std::array<std::uint8_t, key_size> key>
class EncryptedVariable final
{
using value_type = std::remove_cvref_t<T>;
bool m_is_encrypted{};
value_type m_data{};
OMATH_FORCE_INLINE constexpr void xor_contained_var_by_key()
{
// Safe, keeps const-correctness, and avoids reinterpret_cast issues
auto bytes = std::as_writable_bytes(std::span<value_type, 1>{&m_data, 1});
for (std::size_t i = 0; i < bytes.size(); ++i)
{
const std::uint8_t k = static_cast<std::uint8_t>(key[i % key_size] + (i * key_size));
bytes[i] ^= static_cast<std::byte>(k);
}
}
public:
OMATH_FORCE_INLINE constexpr explicit EncryptedVariable(const value_type& data)
: m_is_encrypted(false), m_data(data)
{
encrypt();
}
[[nodiscard]] constexpr bool is_encrypted() const
{
return m_is_encrypted;
}
OMATH_FORCE_INLINE constexpr void decrypt()
{
if (!m_is_encrypted)
return;
xor_contained_var_by_key();
m_is_encrypted = false;
}
OMATH_FORCE_INLINE constexpr void encrypt()
{
if (m_is_encrypted)
return;
xor_contained_var_by_key();
m_is_encrypted = true;
}
[[nodiscard]] OMATH_FORCE_INLINE constexpr value_type& value()
{
return m_data;
}
[[nodiscard]] OMATH_FORCE_INLINE constexpr const value_type& value() const
{
return m_data;
}
constexpr OMATH_FORCE_INLINE ~EncryptedVariable()
{
decrypt();
}
[[nodiscard]] constexpr OMATH_FORCE_INLINE auto drop_anchor()
{
return VarAnchor{*this};
}
};
template<class EncryptedVarType>
class VarAnchor final
{
public:
// ReSharper disable once CppNonExplicitConvertingConstructor
OMATH_FORCE_INLINE constexpr VarAnchor(EncryptedVarType& var): m_var(var)
{
m_var.decrypt();
}
OMATH_FORCE_INLINE constexpr ~VarAnchor()
{
m_var.encrypt();
}
private:
EncryptedVarType& m_var;
};
} // namespace omath
#define OMATH_CT_RAND_ARRAY_BYTE(N) \
(::omath::detail::make_array<(N), (::omath::detail::base_seed() ^ static_cast<std::uint64_t>(__COUNTER__))>())
#define OMATH_DEF_CRYPT_VAR(TYPE, KEY_SIZE) omath::EncryptedVariable<TYPE, KEY_SIZE, OMATH_CT_RAND_ARRAY_BYTE(KEY_SIZE)>

View File

@@ -23,4 +23,52 @@ namespace omath::frostbite_engine
[[nodiscard]]
Mat4X4 calc_perspective_projection_matrix(float field_of_view, float aspect_ratio, float near, float far) noexcept;
} // namespace omath::unity_engine
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType units_to_centimeters(const FloatingType& units)
{
return units / static_cast<FloatingType>(100);
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType units_to_meters(const FloatingType& units)
{
return units;
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType units_to_kilometers(const FloatingType& units)
{
return units_to_meters(units) / static_cast<FloatingType>(1000);
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType centimeters_to_units(const FloatingType& centimeters)
{
return centimeters * static_cast<FloatingType>(100);
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType meters_to_units(const FloatingType& meters)
{
return meters;
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType kilometers_to_units(const FloatingType& kilometers)
{
return meters_to_units(kilometers * static_cast<FloatingType>(1000));
}
} // namespace omath::frostbite_engine

View File

@@ -0,0 +1,17 @@
//
// Created by Vladislav on 27.01.2026.
//
#pragma once
#include "mesh.hpp"
#include "omath/engines/frostbite_engine/traits/mesh_trait.hpp"
#include "omath/linear_algebra/vector3.hpp"
#include <array>
namespace omath::frostbite_engine
{
using BoxMesh = primitives::Mesh<Mat4X4, ViewAngles, MeshTrait, primitives::Vertex<>, std::array<Vector3<float>, 8>,
std::array<Vector3<std::uint32_t>, 12>>;
using PlaneMesh = primitives::Mesh<Mat4X4, ViewAngles, MeshTrait, primitives::Vertex<>,
std::array<Vector3<float>, 4>, std::array<Vector3<std::uint32_t>, 2>>;
} // namespace omath::frostbite_engine

View File

@@ -23,4 +23,54 @@ namespace omath::iw_engine
[[nodiscard]]
Mat4X4 calc_perspective_projection_matrix(float field_of_view, float aspect_ratio, float near, float far) noexcept;
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType units_to_centimeters(const FloatingType& units)
{
constexpr auto centimeter_in_unit = static_cast<FloatingType>(2.54);
return units * centimeter_in_unit;
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType units_to_meters(const FloatingType& units)
{
return units_to_centimeters(units) / static_cast<FloatingType>(100);
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType units_to_kilometers(const FloatingType& units)
{
return units_to_meters(units) / static_cast<FloatingType>(1000);
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType centimeters_to_units(const FloatingType& centimeters)
{
constexpr auto centimeter_in_unit = static_cast<FloatingType>(2.54);
return centimeters / centimeter_in_unit;
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType meters_to_units(const FloatingType& meters)
{
return centimeters_to_units(meters * static_cast<FloatingType>(100));
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType kilometers_to_units(const FloatingType& kilometers)
{
return meters_to_units(kilometers * static_cast<FloatingType>(1000));
}
} // namespace omath::iw_engine

View File

@@ -0,0 +1,17 @@
//
// Created by Vladislav on 27.01.2026.
//
#pragma once
#include "mesh.hpp"
#include "omath/engines/iw_engine/traits/mesh_trait.hpp"
#include "omath/linear_algebra/vector3.hpp"
#include <array>
namespace omath::iw_engine
{
using BoxMesh = primitives::Mesh<Mat4X4, ViewAngles, MeshTrait, primitives::Vertex<>, std::array<Vector3<float>, 8>,
std::array<Vector3<std::uint32_t>, 12>>;
using PlaneMesh = primitives::Mesh<Mat4X4, ViewAngles, MeshTrait, primitives::Vertex<>,
std::array<Vector3<float>, 4>, std::array<Vector3<std::uint32_t>, 2>>;
} // namespace omath::iw_engine

View File

@@ -4,7 +4,6 @@
#pragma once
#include "omath/engines/opengl_engine/constants.hpp"
namespace omath::opengl_engine
{
[[nodiscard]]
@@ -23,4 +22,52 @@ namespace omath::opengl_engine
[[nodiscard]]
Mat4X4 calc_perspective_projection_matrix(float field_of_view, float aspect_ratio, float near, float far) noexcept;
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType units_to_centimeters(const FloatingType& units)
{
return units / static_cast<FloatingType>(100);
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType units_to_meters(const FloatingType& units)
{
return units;
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType units_to_kilometers(const FloatingType& units)
{
return units_to_meters(units) / static_cast<FloatingType>(1000);
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType centimeters_to_units(const FloatingType& centimeters)
{
return centimeters * static_cast<FloatingType>(100);
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType meters_to_units(const FloatingType& meters)
{
return meters;
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType kilometers_to_units(const FloatingType& kilometers)
{
return meters_to_units(kilometers * static_cast<FloatingType>(1000));
}
} // namespace omath::opengl_engine

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@@ -0,0 +1,17 @@
//
// Created by Vladislav on 27.01.2026.
//
#pragma once
#include "mesh.hpp"
#include "omath/engines/opengl_engine/traits/mesh_trait.hpp"
#include "omath/linear_algebra/vector3.hpp"
#include <array>
namespace omath::opengl_engine
{
using BoxMesh = primitives::Mesh<Mat4X4, ViewAngles, MeshTrait, primitives::Vertex<>, std::array<Vector3<float>, 8>,
std::array<Vector3<std::uint32_t>, 12>>;
using PlaneMesh = primitives::Mesh<Mat4X4, ViewAngles, MeshTrait, primitives::Vertex<>,
std::array<Vector3<float>, 4>, std::array<Vector3<std::uint32_t>, 2>>;
} // namespace omath::opengl_engine

View File

@@ -22,4 +22,54 @@ namespace omath::source_engine
[[nodiscard]]
Mat4X4 calc_perspective_projection_matrix(float field_of_view, float aspect_ratio, float near, float far) noexcept;
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType units_to_centimeters(const FloatingType& units)
{
constexpr auto centimeter_in_unit = static_cast<FloatingType>(2.54);
return units * centimeter_in_unit;
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType units_to_meters(const FloatingType& units)
{
return units_to_centimeters(units) / static_cast<FloatingType>(100);
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType units_to_kilometers(const FloatingType& units)
{
return units_to_meters(units) / static_cast<FloatingType>(1000);
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType centimeters_to_units(const FloatingType& centimeters)
{
constexpr auto centimeter_in_unit = static_cast<FloatingType>(2.54);
return centimeters / centimeter_in_unit;
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType meters_to_units(const FloatingType& meters)
{
return centimeters_to_units(meters * static_cast<FloatingType>(100));
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType kilometers_to_units(const FloatingType& kilometers)
{
return meters_to_units(kilometers * static_cast<FloatingType>(1000));
}
} // namespace omath::source_engine

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@@ -0,0 +1,17 @@
//
// Created by Vladislav on 27.01.2026.
//
#pragma once
#include "mesh.hpp"
#include "omath/engines/source_engine/traits/mesh_trait.hpp"
#include "omath/linear_algebra/vector3.hpp"
#include <array>
namespace omath::source_engine
{
using BoxMesh = primitives::Mesh<Mat4X4, ViewAngles, MeshTrait, primitives::Vertex<>, std::array<Vector3<float>, 8>,
std::array<Vector3<std::uint32_t>, 12>>;
using PlaneMesh = primitives::Mesh<Mat4X4, ViewAngles, MeshTrait, primitives::Vertex<>,
std::array<Vector3<float>, 4>, std::array<Vector3<std::uint32_t>, 2>>;
} // namespace omath::source_engine

View File

@@ -23,4 +23,52 @@ namespace omath::unity_engine
[[nodiscard]]
Mat4X4 calc_perspective_projection_matrix(float field_of_view, float aspect_ratio, float near, float far) noexcept;
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType units_to_centimeters(const FloatingType& units)
{
return units / static_cast<FloatingType>(100);
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType units_to_meters(const FloatingType& units)
{
return units;
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType units_to_kilometers(const FloatingType& units)
{
return units_to_meters(units) / static_cast<FloatingType>(1000);
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType centimeters_to_units(const FloatingType& centimeters)
{
return centimeters * static_cast<FloatingType>(100);
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType meters_to_units(const FloatingType& meters)
{
return meters;
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType kilometers_to_units(const FloatingType& kilometers)
{
return meters_to_units(kilometers * static_cast<FloatingType>(1000));
}
} // namespace omath::unity_engine

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@@ -0,0 +1,17 @@
//
// Created by Vladislav on 27.01.2026.
//
#pragma once
#include "mesh.hpp"
#include "omath/engines/unity_engine/traits/mesh_trait.hpp"
#include "omath/linear_algebra/vector3.hpp"
#include <array>
namespace omath::unity_engine
{
using BoxMesh = primitives::Mesh<Mat4X4, ViewAngles, MeshTrait, primitives::Vertex<>, std::array<Vector3<float>, 8>,
std::array<Vector3<std::uint32_t>, 12>>;
using PlaneMesh = primitives::Mesh<Mat4X4, ViewAngles, MeshTrait, primitives::Vertex<>,
std::array<Vector3<float>, 4>, std::array<Vector3<std::uint32_t>, 2>>;
} // namespace omath::unity_engine

View File

@@ -23,4 +23,52 @@ namespace omath::unreal_engine
[[nodiscard]]
Mat4X4 calc_perspective_projection_matrix(float field_of_view, float aspect_ratio, float near, float far) noexcept;
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType units_to_centimeters(const FloatingType& units)
{
return units;
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType units_to_meters(const FloatingType& units)
{
return units / static_cast<FloatingType>(100);
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType units_to_kilometers(const FloatingType& units)
{
return units_to_meters(units) / static_cast<FloatingType>(1000);
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType centimeters_to_units(const FloatingType& centimeters)
{
return centimeters;
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType meters_to_units(const FloatingType& meters)
{
return meters * static_cast<FloatingType>(100);
}
template<class FloatingType>
requires std::is_floating_point_v<FloatingType>
[[nodiscard]]
constexpr FloatingType kilometers_to_units(const FloatingType& kilometers)
{
return meters_to_units(kilometers * static_cast<FloatingType>(1000));
}
} // namespace omath::unreal_engine

View File

@@ -0,0 +1,17 @@
//
// Created by Vladislav on 27.01.2026.
//
#pragma once
#include "mesh.hpp"
#include "omath/engines/unreal_engine/traits/mesh_trait.hpp"
#include "omath/linear_algebra/vector3.hpp"
#include <array>
namespace omath::unreal_engine
{
using BoxMesh = primitives::Mesh<Mat4X4, ViewAngles, MeshTrait, primitives::Vertex<>, std::array<Vector3<float>, 8>,
std::array<Vector3<std::uint32_t>, 12>>;
using PlaneMesh = primitives::Mesh<Mat4X4, ViewAngles, MeshTrait, primitives::Vertex<>,
std::array<Vector3<float>, 4>, std::array<Vector3<std::uint32_t>, 2>>;
} // namespace omath::unreal_engine

View File

@@ -0,0 +1,25 @@
//
// Created by Copilot on 04.02.2026.
//
#pragma once
#include <cstdint>
#include <filesystem>
#include <optional>
#include <string_view>
#include "section_scan_result.hpp"
namespace omath
{
class MachOPatternScanner final
{
public:
[[nodiscard]]
static std::optional<std::uintptr_t>
scan_for_pattern_in_loaded_module(const void* module_base_address, const std::string_view& pattern,
const std::string_view& target_section_name = "__text");
[[nodiscard]]
static std::optional<SectionScanResult>
scan_for_pattern_in_file(const std::filesystem::path& path_to_file, const std::string_view& pattern,
const std::string_view& target_section_name = "__text");
};
} // namespace omath

69
pixi.toml Normal file
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@@ -0,0 +1,69 @@
[workspace]
name = "omath"
version = "5.7.0"
description = "Cross-platform modern general purpose math library written in C++23 that suitable for cheat/game development."
authors = [
"orange-cpp <orange_github@proton.me>"
]
license = "Zlib"
license-file = "LICENSE"
readme = "README.md"
documentation = "http://libomath.org"
repository = "https://github.com/orange-cpp/omath"
channels = ["conda-forge"]
platforms = ["win-64", "linux-64", "linux-aarch64", "osx-64", "osx-arm64"]
[tasks]
format = { cwd = "pixi", cmd = "cmake -P fmt.cmake" }
configure = { cmd = "cmake -G Ninja -B build -DCMAKE_BUILD_TYPE=Debug -DCMAKE_CXX_COMPILER_LAUNCHER=ccache -DOMATH_USE_AVX2=OFF -DOMATH_IMGUI_INTEGRATION=ON -DOMATH_BUILD_TESTS=ON -DOMATH_BUILD_BENCHMARK=ON -DOMATH_BUILD_EXAMPLES=ON .", depends-on = ["format"] }
build = { cmd = "cmake --build build --config Debug -j", depends-on = ["configure"] }
examples = { cwd = "pixi", cmd = "cmake -DCMAKE_BUILD_TYPE=Debug -P run.examples.cmake", depends-on = ["build"] }
tests = { cwd = "pixi", cmd = "cmake -DCMAKE_BUILD_TYPE=Debug -P run.unit.tests.cmake", depends-on = ["build"] }
benchmark = { cwd = "pixi", cmd = "cmake -DCMAKE_BUILD_TYPE=Debug -P run.benchmark.cmake", depends-on = ["build"] }
[dependencies]
benchmark = ">=1.9.5,<2"
ccache = ">=4.12.2,<5"
cmake = ">=4.2.3,<5"
cmake-format = ">=0.6.13,<0.7"
cxx-compiler = ">=1.11.0,<2"
imgui = ">=1.92.3,<2"
gtest = ">=1.17.0,<2"
glew = ">=2.3.0,<3"
glfw = ">=3.4,<4"
ninja = ">=1.13.2,<2"
[target.linux-64.dependencies]
mesa-libgl-devel-cos7-x86_64 = ">=18.3.4,<19"
xorg-x11-server-xvfb-cos7-x86_64 = ">=1.20.4,<2"
[target.linux-64.activation.env]
__GLX_VENDOR_LIBRARY_NAME = "mesa"
EGL_PLATFORM = "x11"
GLFW_PLATFORM = "x11"
[target.linux-64.tasks]
examples = { cwd = "pixi", cmd = "xvfb-run -a -s '-screen 0 1024x768x24 +extension GLX +render' cmake -DCMAKE_BUILD_TYPE=Debug -P run.examples.cmake", depends-on = ["build"] }
[target.win-64.dependencies]
mesa-libgl-devel-cos7-x86_64 = ">=18.3.4,<19"
[target.osx-64.dependencies]
mesa-libgl-devel-cos7-x86_64 = ">=18.3.4,<19"
[target.osx-arm64.dependencies]
mesa-libgl-devel-cos7-aarch64 = ">=18.3.4,<19"
[target.linux-aarch64.dependencies]
mesa-libgl-devel-cos7-aarch64 = ">=18.3.4,<19"
xorg-x11-server-xvfb-cos7-aarch64 = ">=1.20.4,<2"
[target.linux-aarch64.activation.env]
__GLX_VENDOR_LIBRARY_NAME = "mesa"
EGL_PLATFORM = "x11"
GLFW_PLATFORM = "x11"
[target.linux-aarch64.tasks]
examples = { cwd = "pixi", cmd = "xvfb-run -a -s '-screen 0 1024x768x24 +extension GLX +render' cmake -DCMAKE_BUILD_TYPE=Debug -P run.examples.cmake", depends-on = ["build"] }

36
pixi/fmt.cmake Normal file
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@@ -0,0 +1,36 @@
# cmake/Format.cmake
# Find cmake-format executable
find_program(CMAKE_FORMAT_EXECUTABLE NAMES cmake-format)
if(NOT CMAKE_FORMAT_EXECUTABLE)
message(FATAL_ERROR "cmake-format not found. Please install it first.")
endif()
# Get the project root directory (assuming this script is in cmake/
# subdirectory)
get_filename_component(PROJECT_ROOT "../${CMAKE_CURRENT_LIST_DIR}" ABSOLUTE)
# Iterate over all files in the project root
file(GLOB_RECURSE ALL_FILES "${PROJECT_ROOT}/*")
foreach(FILE ${ALL_FILES})
# Basic ignores for common directories to avoid formatting external/build
# files Note: We check for substrings in the full path
if("${FILE}" MATCHES "/\\.git/"
OR "${FILE}" MATCHES "/build/"
OR "${FILE}" MATCHES "/cmake-build/"
OR "${FILE}" MATCHES "/\\.pixi/"
OR "${FILE}" MATCHES "/vcpkg_installed/")
continue()
endif()
get_filename_component(FILENAME "${FILE}" NAME)
# Check if file ends with .cmake or matches exactly to CMakeLists.txt
if("${FILENAME}" STREQUAL "CMakeLists.txt" OR "${FILENAME}" MATCHES "\\.cmake$")
message(STATUS "Formatting ${FILE}")
execute_process(COMMAND ${CMAKE_FORMAT_EXECUTABLE} --config-files
"${PROJECT_ROOT}/.cmake-format" -i "${FILE}")
endif()
endforeach()

63
pixi/run.benchmark.cmake Normal file
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@@ -0,0 +1,63 @@
# cmake/run.examples.cmake
# Get the project root directory (assuming this script is in cmake/ subdirectory)
get_filename_component(PROJECT_ROOT "${CMAKE_CURRENT_LIST_DIR}/.." ABSOLUTE)
# Default to Debug if CMAKE_BUILD_TYPE is not specified
if(NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE "Debug")
else()
message(STATUS "CMAKE_BUILD_TYPE is set to: ${CMAKE_BUILD_TYPE}")
endif()
# Define the directory where executables are located
# Based on CMakeLists.txt: "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}"
set(EXAMPLES_BIN_DIR "${PROJECT_ROOT}/out/${CMAKE_BUILD_TYPE}")
if(NOT EXISTS "${EXAMPLES_BIN_DIR}")
message(FATAL_ERROR "Examples binary directory not found: ${EXAMPLES_BIN_DIR}. Please build the project first.")
endif()
message(STATUS "Looking for benchmark executables in: ${EXAMPLES_BIN_DIR}")
# Find all files starting with "omath_benchmark"
file(GLOB EXAMPLE_FILES "${EXAMPLES_BIN_DIR}/omath_benchmark*")
foreach(EXAMPLE_PATH ${EXAMPLE_FILES})
# Skip directories
if(IS_DIRECTORY "${EXAMPLE_PATH}")
continue()
endif()
get_filename_component(FILENAME "${EXAMPLE_PATH}" NAME)
get_filename_component(EXTENSION "${EXAMPLE_PATH}" EXT)
# Filter out potential debug symbols or non-executable artifacts
if(EXTENSION STREQUAL ".pdb" OR EXTENSION STREQUAL ".ilk" OR EXTENSION STREQUAL ".obj")
continue()
endif()
# On Windows, we expect .exe
if(MSVC AND NOT EXTENSION STREQUAL ".exe")
continue()
endif()
# On Linux/macOS, check permissions or just try to run it.
message(STATUS "-------------------------------------------------")
message(STATUS "Running benchmark: ${FILENAME}")
message(STATUS "-------------------------------------------------")
execute_process(
COMMAND "${EXAMPLE_PATH}"
WORKING_DIRECTORY "${PROJECT_ROOT}"
RESULT_VARIABLE EXIT_CODE
)
if(NOT EXIT_CODE EQUAL 0)
message(WARNING "Benchmark ${FILENAME} exited with error code: ${EXIT_CODE}")
else()
message(STATUS "Benchmark ${FILENAME} completed successfully.")
endif()
endforeach()

63
pixi/run.examples.cmake Normal file
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@@ -0,0 +1,63 @@
# cmake/run.examples.cmake
# Get the project root directory (assuming this script is in cmake/ subdirectory)
get_filename_component(PROJECT_ROOT "${CMAKE_CURRENT_LIST_DIR}/.." ABSOLUTE)
# Default to Debug if CMAKE_BUILD_TYPE is not specified
if(NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE "Debug")
else()
message(STATUS "CMAKE_BUILD_TYPE is set to: ${CMAKE_BUILD_TYPE}")
endif()
# Define the directory where executables are located
# Based on CMakeLists.txt: "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}"
set(EXAMPLES_BIN_DIR "${PROJECT_ROOT}/out/${CMAKE_BUILD_TYPE}")
if(NOT EXISTS "${EXAMPLES_BIN_DIR}")
message(FATAL_ERROR "Examples binary directory not found: ${EXAMPLES_BIN_DIR}. Please build the project first.")
endif()
message(STATUS "Looking for example executables in: ${EXAMPLES_BIN_DIR}")
# Find all files starting with "example_"
file(GLOB EXAMPLE_FILES "${EXAMPLES_BIN_DIR}/example_*")
foreach(EXAMPLE_PATH ${EXAMPLE_FILES})
# Skip directories
if(IS_DIRECTORY "${EXAMPLE_PATH}")
continue()
endif()
get_filename_component(FILENAME "${EXAMPLE_PATH}" NAME)
get_filename_component(EXTENSION "${EXAMPLE_PATH}" EXT)
# Filter out potential debug symbols or non-executable artifacts
if(EXTENSION STREQUAL ".pdb" OR EXTENSION STREQUAL ".ilk" OR EXTENSION STREQUAL ".obj")
continue()
endif()
# On Windows, we expect .exe
if(MSVC AND NOT EXTENSION STREQUAL ".exe")
continue()
endif()
# On Linux/macOS, check permissions or just try to run it.
message(STATUS "-------------------------------------------------")
message(STATUS "Running example: ${FILENAME}")
message(STATUS "-------------------------------------------------")
execute_process(
COMMAND "${EXAMPLE_PATH}"
WORKING_DIRECTORY "${PROJECT_ROOT}"
RESULT_VARIABLE EXIT_CODE
)
if(NOT EXIT_CODE EQUAL 0)
message(WARNING "Example ${FILENAME} exited with error code: ${EXIT_CODE}")
else()
message(STATUS "Example ${FILENAME} completed successfully.")
endif()
endforeach()

63
pixi/run.unit.tests.cmake Normal file
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@@ -0,0 +1,63 @@
# cmake/run.examples.cmake
# Get the project root directory (assuming this script is in cmake/ subdirectory)
get_filename_component(PROJECT_ROOT "${CMAKE_CURRENT_LIST_DIR}/.." ABSOLUTE)
# Default to Debug if CMAKE_BUILD_TYPE is not specified
if(NOT CMAKE_BUILD_TYPE)
set(CMAKE_BUILD_TYPE "Debug")
else()
message(STATUS "CMAKE_BUILD_TYPE is set to: ${CMAKE_BUILD_TYPE}")
endif()
# Define the directory where executables are located
# Based on CMakeLists.txt: "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}"
set(EXAMPLES_BIN_DIR "${PROJECT_ROOT}/out/${CMAKE_BUILD_TYPE}")
if(NOT EXISTS "${EXAMPLES_BIN_DIR}")
message(FATAL_ERROR "Examples binary directory not found: ${EXAMPLES_BIN_DIR}. Please build the project first.")
endif()
message(STATUS "Looking for unit test executables in: ${EXAMPLES_BIN_DIR}")
# Find all files starting with "unit_tests"
file(GLOB EXAMPLE_FILES "${EXAMPLES_BIN_DIR}/unit_tests*")
foreach(EXAMPLE_PATH ${EXAMPLE_FILES})
# Skip directories
if(IS_DIRECTORY "${EXAMPLE_PATH}")
continue()
endif()
get_filename_component(FILENAME "${EXAMPLE_PATH}" NAME)
get_filename_component(EXTENSION "${EXAMPLE_PATH}" EXT)
# Filter out potential debug symbols or non-executable artifacts
if(EXTENSION STREQUAL ".pdb" OR EXTENSION STREQUAL ".ilk" OR EXTENSION STREQUAL ".obj")
continue()
endif()
# On Windows, we expect .exe
if(MSVC AND NOT EXTENSION STREQUAL ".exe")
continue()
endif()
# On Linux/macOS, check permissions or just try to run it.
message(STATUS "-------------------------------------------------")
message(STATUS "Running unit_tests: ${FILENAME}")
message(STATUS "-------------------------------------------------")
execute_process(
COMMAND "${EXAMPLE_PATH}"
WORKING_DIRECTORY "${PROJECT_ROOT}"
RESULT_VARIABLE EXIT_CODE
)
if(NOT EXIT_CODE EQUAL 0)
message(WARNING "Example ${FILENAME} exited with error code: ${EXIT_CODE}")
else()
message(STATUS "Example ${FILENAME} completed successfully.")
endif()
endforeach()

View File

@@ -1,54 +0,0 @@
//
// Created by Vlad on 4/18/2025.
//
#include "omath/3d_primitives/box.hpp"
namespace omath::primitives
{
std::array<Triangle<Vector3<float>>, 12> create_box(const Vector3<float>& top, const Vector3<float>& bottom,
const Vector3<float>& dir_forward,
const Vector3<float>& dir_right, const float ratio) noexcept
{
const auto height = top.distance_to(bottom);
const auto side_size = height / ratio;
// corner layout (03 bottom, 47 top)
std::array<Vector3<float>, 8> p;
p[0] = bottom + (dir_forward + dir_right) * side_size; // frontrightbottom
p[1] = bottom + (dir_forward - dir_right) * side_size; // frontleftbottom
p[2] = bottom + (-dir_forward + dir_right) * side_size; // backrightbottom
p[3] = bottom + (-dir_forward - dir_right) * side_size; // backleftbottom
p[4] = top + (dir_forward + dir_right) * side_size; // frontrighttop
p[5] = top + (dir_forward - dir_right) * side_size; // frontlefttop
p[6] = top + (-dir_forward + dir_right) * side_size; // backrighttop
p[7] = top + (-dir_forward - dir_right) * side_size; // backlefttop
std::array<Triangle<Vector3<float>>, 12> poly;
// bottom face (+Y up ⇒ wind CW when viewed from above)
poly[0] = {p[0], p[2], p[3]};
poly[1] = {p[0], p[3], p[1]};
// top face
poly[2] = {p[4], p[7], p[6]};
poly[3] = {p[4], p[5], p[7]};
// front face
poly[4] = {p[0], p[5], p[1]};
poly[5] = {p[0], p[4], p[5]};
// right face
poly[6] = {p[0], p[6], p[2]};
poly[7] = {p[0], p[4], p[6]};
// back face
poly[8] = {p[2], p[7], p[3]};
poly[9] = {p[2], p[6], p[7]};
// left face
poly[10] = {p[1], p[7], p[5]};
poly[11] = {p[1], p[3], p[7]};
return poly;
}
} // namespace omath::primitives

View File

@@ -1,19 +0,0 @@
//
// Created by Vlad on 8/28/2025.
//
#include "omath/3d_primitives/plane.hpp"
namespace omath::primitives
{
std::array<Triangle<Vector3<float>>, 2> create_plane(const Vector3<float>& vertex_a,
const Vector3<float>& vertex_b,
const Vector3<float>& direction, const float size) noexcept
{
const auto second_vertex_a = vertex_a + direction * size;
return std::array
{
Triangle{second_vertex_a, vertex_a, vertex_b},
Triangle{second_vertex_a, vertex_b + direction * size, vertex_b}
};
}
} // namespace omath::primitives

View File

@@ -1,61 +0,0 @@
//
// Created by Orange on 11/13/2024.
//
#include "omath/collision/line_tracer.hpp"
namespace omath::collision
{
bool LineTracer::can_trace_line(const Ray& ray, const Triangle<Vector3<float>>& triangle) noexcept
{
return get_ray_hit_point(ray, triangle) == ray.end;
}
Vector3<float> Ray::direction_vector() const noexcept
{
return end - start;
}
Vector3<float> Ray::direction_vector_normalized() const noexcept
{
return direction_vector().normalized();
}
Vector3<float> LineTracer::get_ray_hit_point(const Ray& ray, const Triangle<Vector3<float>>& triangle) noexcept
{
constexpr float k_epsilon = std::numeric_limits<float>::epsilon();
const auto side_a = triangle.side_a_vector();
const auto side_b = triangle.side_b_vector();
const auto ray_dir = ray.direction_vector();
const auto p = ray_dir.cross(side_b);
const auto det = side_a.dot(p);
if (std::abs(det) < k_epsilon)
return ray.end;
const auto inv_det = 1.0f / det;
const auto t = ray.start - triangle.m_vertex2;
const auto u = t.dot(p) * inv_det;
if ((u < 0 && std::abs(u) > k_epsilon) || (u > 1 && std::abs(u - 1) > k_epsilon))
return ray.end;
const auto q = t.cross(side_a);
// ReSharper disable once CppTooWideScopeInitStatement
const auto v = ray_dir.dot(q) * inv_det;
if ((v < 0 && std::abs(v) > k_epsilon) || (u + v > 1 && std::abs(u + v - 1) > k_epsilon))
return ray.end;
const auto t_hit = side_b.dot(q) * inv_det;
if (ray.infinite_length && t_hit <= k_epsilon)
return ray.end;
if (t_hit <= k_epsilon || t_hit > 1.0f - k_epsilon)
return ray.end;
return ray.start + ray_dir * t_hit;
}
} // namespace omath::collision

View File

@@ -0,0 +1,349 @@
//
// Created by Copilot on 04.02.2026.
//
#include "omath/utility/macho_pattern_scan.hpp"
#include "omath/utility/pattern_scan.hpp"
#include <cstring>
#include <fstream>
#include <variant>
#include <vector>
#pragma pack(push, 1)
namespace
{
// Mach-O magic numbers
constexpr std::uint32_t mh_magic_32 = 0xFEEDFACE;
constexpr std::uint32_t mh_magic_64 = 0xFEEDFACF;
constexpr std::uint32_t mh_cigam_32 = 0xCEFAEDFE; // Byte-swapped 32-bit
constexpr std::uint32_t mh_cigam_64 = 0xCFFAEDFE; // Byte-swapped 64-bit
// Load command types
constexpr std::uint32_t lc_segment = 0x1;
constexpr std::uint32_t lc_segment_64 = 0x19;
// ReSharper disable CppDeclaratorNeverUsed
// Mach-O header for 32-bit
struct MachHeader32 final
{
std::uint32_t magic;
std::uint32_t cputype;
std::uint32_t cpusubtype;
std::uint32_t filetype;
std::uint32_t ncmds;
std::uint32_t sizeofcmds;
std::uint32_t flags;
};
// Mach-O header for 64-bit
struct MachHeader64 final
{
std::uint32_t magic;
std::uint32_t cputype;
std::uint32_t cpusubtype;
std::uint32_t filetype;
std::uint32_t ncmds;
std::uint32_t sizeofcmds;
std::uint32_t flags;
std::uint32_t reserved;
};
// Load command header
struct LoadCommand final
{
std::uint32_t cmd;
std::uint32_t cmdsize;
};
// Segment command for 32-bit
struct SegmentCommand32 final
{
std::uint32_t cmd;
std::uint32_t cmdsize;
char segname[16];
std::uint32_t vmaddr;
std::uint32_t vmsize;
std::uint32_t fileoff;
std::uint32_t filesize;
std::uint32_t maxprot;
std::uint32_t initprot;
std::uint32_t nsects;
std::uint32_t flags;
};
// Segment command for 64-bit
struct SegmentCommand64 final
{
std::uint32_t cmd;
std::uint32_t cmdsize;
char segname[16];
std::uint64_t vmaddr;
std::uint64_t vmsize;
std::uint64_t fileoff;
std::uint64_t filesize;
std::uint32_t maxprot;
std::uint32_t initprot;
std::uint32_t nsects;
std::uint32_t flags;
};
// Section for 32-bit
struct Section32 final
{
char sectname[16];
char segname[16];
std::uint32_t addr;
std::uint32_t size;
std::uint32_t offset;
std::uint32_t align;
std::uint32_t reloff;
std::uint32_t nreloc;
std::uint32_t flags;
std::uint32_t reserved1;
std::uint32_t reserved2;
};
// Section for 64-bit
struct Section64 final
{
char sectname[16];
char segname[16];
std::uint64_t addr;
std::uint64_t size;
std::uint32_t offset;
std::uint32_t align;
std::uint32_t reloff;
std::uint32_t nreloc;
std::uint32_t flags;
std::uint32_t reserved1;
std::uint32_t reserved2;
std::uint32_t reserved3;
};
// ReSharper enable CppDeclaratorNeverUsed
#pragma pack(pop)
enum class MachOArch : std::int8_t
{
x32,
x64,
};
struct ExtractedSection final
{
std::uintptr_t virtual_base_addr{};
std::uintptr_t raw_base_addr{};
std::vector<std::byte> data;
};
[[nodiscard]]
std::optional<MachOArch> get_macho_arch(std::fstream& file)
{
std::uint32_t magic{};
const std::streampos backup_pos = file.tellg();
file.seekg(0, std::ios_base::beg);
file.read(reinterpret_cast<char*>(&magic), sizeof(magic));
file.seekg(backup_pos, std::ios_base::beg);
if (magic == mh_magic_64 || magic == mh_cigam_64)
return MachOArch::x64;
if (magic == mh_magic_32 || magic == mh_cigam_32)
return MachOArch::x32;
return std::nullopt;
}
[[nodiscard]]
bool is_macho_file(std::fstream& file)
{
return get_macho_arch(file).has_value();
}
[[nodiscard]]
std::string_view get_section_name(const char* sectname)
{
// Mach-O section names are fixed 16-byte arrays, not necessarily null-terminated
return std::string_view(sectname, std::min(std::strlen(sectname), std::size_t{16}));
}
template<typename HeaderType, typename SegmentType, typename SectionType, std::uint32_t segment_cmd>
std::optional<ExtractedSection> extract_section_impl(std::fstream& file, const std::string_view& section_name)
{
HeaderType header{};
file.seekg(0, std::ios_base::beg);
if (!file.read(reinterpret_cast<char*>(&header), sizeof(header))) [[unlikely]]
return std::nullopt;
std::streamoff cmd_offset = sizeof(header);
for (std::uint32_t i = 0; i < header.ncmds; ++i)
{
LoadCommand lc{};
file.seekg(cmd_offset, std::ios_base::beg);
if (!file.read(reinterpret_cast<char*>(&lc), sizeof(lc))) [[unlikely]]
return std::nullopt;
if (lc.cmd != segment_cmd)
{
cmd_offset += static_cast<std::streamoff>(lc.cmdsize);
continue;
}
SegmentType segment{};
file.seekg(cmd_offset, std::ios_base::beg);
if (!file.read(reinterpret_cast<char*>(&segment), sizeof(segment))) [[unlikely]]
return std::nullopt;
if (!segment.nsects)
{
cmd_offset += static_cast<std::streamoff>(lc.cmdsize);
continue;
}
std::streamoff sect_offset = cmd_offset + static_cast<std::streamoff>(sizeof(segment));
for (std::uint32_t j = 0; j < segment.nsects; ++j)
{
SectionType section{};
file.seekg(sect_offset, std::ios_base::beg);
if (!file.read(reinterpret_cast<char*>(&section), sizeof(section))) [[unlikely]]
return std::nullopt;
if (get_section_name(section.sectname) != section_name)
{
sect_offset += static_cast<std::streamoff>(sizeof(section));
continue;
}
ExtractedSection out;
out.virtual_base_addr = static_cast<std::uintptr_t>(section.addr);
out.raw_base_addr = static_cast<std::uintptr_t>(section.offset);
out.data.resize(static_cast<std::size_t>(section.size));
file.seekg(static_cast<std::streamoff>(section.offset), std::ios_base::beg);
if (!file.read(reinterpret_cast<char*>(out.data.data()), static_cast<std::streamsize>(out.data.size())))
[[unlikely]]
return std::nullopt;
return out;
}
}
return std::nullopt;
}
[[nodiscard]]
std::optional<ExtractedSection> get_macho_section_by_name(const std::filesystem::path& path,
const std::string_view& section_name)
{
std::fstream file(path, std::ios::binary | std::ios::in);
if (!file.is_open()) [[unlikely]]
return std::nullopt;
if (!is_macho_file(file)) [[unlikely]]
return std::nullopt;
const auto arch = get_macho_arch(file);
if (!arch.has_value()) [[unlikely]]
return std::nullopt;
if (arch.value() == MachOArch::x64)
return extract_section_impl<MachHeader64, SegmentCommand64, Section64, lc_segment_64>(file, section_name);
return extract_section_impl<MachHeader32, SegmentCommand32, Section32, lc_segment>(file, section_name);
}
template<typename HeaderType, typename SegmentType, typename SectionType, std::uint32_t segment_cmd>
std::optional<std::uintptr_t> scan_in_module_impl(const std::byte* base, const std::string_view pattern,
const std::string_view target_section_name)
{
const auto* header = reinterpret_cast<const HeaderType*>(base);
std::size_t cmd_offset = sizeof(HeaderType);
for (std::uint32_t i = 0; i < header->ncmds; ++i)
{
const auto* lc = reinterpret_cast<const LoadCommand*>(base + cmd_offset);
if (lc->cmd != segment_cmd)
{
cmd_offset += lc->cmdsize;
continue;
}
const auto* segment = reinterpret_cast<const SegmentType*>(base + cmd_offset);
std::size_t sect_offset = cmd_offset + sizeof(SegmentType);
for (std::uint32_t j = 0; j < segment->nsects; ++j)
{
const auto* section = reinterpret_cast<const SectionType*>(base + sect_offset);
if (get_section_name(section->sectname) != target_section_name && section->size > 0)
{
sect_offset += sizeof(SectionType);
continue;
}
const auto* section_begin = base + static_cast<std::size_t>(section->addr);
const auto* section_end = section_begin + static_cast<std::size_t>(section->size);
const auto scan_result = omath::PatternScanner::scan_for_pattern(section_begin, section_end, pattern);
if (scan_result != section_end)
return reinterpret_cast<std::uintptr_t>(scan_result);
}
}
return std::nullopt;
}
} // namespace
namespace omath
{
std::optional<std::uintptr_t>
MachOPatternScanner::scan_for_pattern_in_loaded_module(const void* module_base_address,
const std::string_view& pattern,
const std::string_view& target_section_name)
{
if (module_base_address == nullptr) [[unlikely]]
return std::nullopt;
const auto* base = static_cast<const std::byte*>(module_base_address);
// Read magic to determine architecture
std::uint32_t magic{};
std::memcpy(&magic, base, sizeof(magic));
if (magic == mh_magic_64 || magic == mh_cigam_64)
return scan_in_module_impl<MachHeader64, SegmentCommand64, Section64, lc_segment_64>(base, pattern,
target_section_name);
if (magic == mh_magic_32 || magic == mh_cigam_32)
return scan_in_module_impl<MachHeader32, SegmentCommand32, Section32, lc_segment>(base, pattern,
target_section_name);
return std::nullopt;
}
std::optional<SectionScanResult>
MachOPatternScanner::scan_for_pattern_in_file(const std::filesystem::path& path_to_file,
const std::string_view& pattern,
const std::string_view& target_section_name)
{
const auto macho_section = get_macho_section_by_name(path_to_file, target_section_name);
if (!macho_section.has_value()) [[unlikely]]
return std::nullopt;
const auto scan_result =
PatternScanner::scan_for_pattern(macho_section->data.cbegin(), macho_section->data.cend(), pattern);
if (scan_result == macho_section->data.cend())
return std::nullopt;
const auto offset = std::distance(macho_section->data.begin(), scan_result);
return SectionScanResult{.virtual_base_addr = macho_section->virtual_base_addr,
.raw_base_addr = macho_section->raw_base_addr,
.target_offset = offset};
}
} // namespace omath

View File

@@ -237,7 +237,7 @@ namespace
variant);
}
struct ExtractedSection
struct ExtractedSection final
{
std::uintptr_t virtual_base_addr;
std::uintptr_t raw_base_addr;

View File

@@ -7,8 +7,9 @@ include(GoogleTest)
file(GLOB_RECURSE UNIT_TESTS_SOURCES CONFIGURE_DEPENDS "${CMAKE_CURRENT_SOURCE_DIR}/*.cpp")
add_executable(${PROJECT_NAME} ${UNIT_TESTS_SOURCES})
set_target_properties(${PROJECT_NAME} PROPERTIES
ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}"
set_target_properties(
${PROJECT_NAME}
PROPERTIES ARCHIVE_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}"
LIBRARY_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}"
RUNTIME_OUTPUT_DIRECTORY "${CMAKE_SOURCE_DIR}/out/${CMAKE_BUILD_TYPE}"
CXX_STANDARD 23
@@ -30,7 +31,8 @@ if(OMATH_ENABLE_VALGRIND)
omath_setup_valgrind(${PROJECT_NAME})
endif()
# Skip test discovery for Android/iOS builds or when cross-compiling - binaries cannot run on host
# Skip test discovery for Android/iOS builds or when cross-compiling - binaries
# cannot run on host
if(NOT (ANDROID OR IOS OR EMSCRIPTEN))
gtest_discover_tests(${PROJECT_NAME})
endif()

View File

@@ -8,6 +8,125 @@
#include <print>
#include <random>
TEST(unit_test_frostbite_engine, UnitsToCentimeters_BasicValues)
{
EXPECT_FLOAT_EQ(omath::frostbite_engine::units_to_centimeters(0.0f), 0.0f);
EXPECT_FLOAT_EQ(omath::frostbite_engine::units_to_centimeters(1.0f), 0.01f);
EXPECT_FLOAT_EQ(omath::frostbite_engine::units_to_centimeters(100.0f), 1.0f);
EXPECT_FLOAT_EQ(omath::frostbite_engine::units_to_centimeters(-250.0f), -2.5f);
}
TEST(unit_test_frostbite_engine, UnitsToMeters_BasicValues)
{
EXPECT_DOUBLE_EQ(omath::frostbite_engine::units_to_meters(0.0), 0.0);
EXPECT_DOUBLE_EQ(omath::frostbite_engine::units_to_meters(1.0), 1.0);
EXPECT_DOUBLE_EQ(omath::frostbite_engine::units_to_meters(123.456), 123.456);
EXPECT_DOUBLE_EQ(omath::frostbite_engine::units_to_meters(-42.0), -42.0);
}
TEST(unit_test_frostbite_engine, UnitsToKilometers_BasicValues)
{
EXPECT_NEAR(omath::frostbite_engine::units_to_kilometers(0.0), 0.0, 1e-15);
EXPECT_NEAR(omath::frostbite_engine::units_to_kilometers(1.0), 0.001, 1e-15);
EXPECT_NEAR(omath::frostbite_engine::units_to_kilometers(1000.0), 1.0, 1e-12);
EXPECT_NEAR(omath::frostbite_engine::units_to_kilometers(-2500.0), -2.5, 1e-12);
}
TEST(unit_test_frostbite_engine, CentimetersToUnits_BasicValues)
{
EXPECT_FLOAT_EQ(omath::frostbite_engine::centimeters_to_units(0.0f), 0.0f);
EXPECT_FLOAT_EQ(omath::frostbite_engine::centimeters_to_units(0.01f), 1.0f);
EXPECT_FLOAT_EQ(omath::frostbite_engine::centimeters_to_units(1.0f), 100.0f);
EXPECT_FLOAT_EQ(omath::frostbite_engine::centimeters_to_units(-2.5f), -250.0f);
}
TEST(unit_test_frostbite_engine, MetersToUnits_BasicValues)
{
EXPECT_DOUBLE_EQ(omath::frostbite_engine::meters_to_units(0.0), 0.0);
EXPECT_DOUBLE_EQ(omath::frostbite_engine::meters_to_units(1.0), 1.0);
EXPECT_DOUBLE_EQ(omath::frostbite_engine::meters_to_units(123.456), 123.456);
EXPECT_DOUBLE_EQ(omath::frostbite_engine::meters_to_units(-42.0), -42.0);
}
TEST(unit_test_frostbite_engine, KilometersToUnits_BasicValues)
{
EXPECT_NEAR(omath::frostbite_engine::kilometers_to_units(0.0), 0.0, 1e-12);
EXPECT_NEAR(omath::frostbite_engine::kilometers_to_units(0.001), 1.0, 1e-12);
EXPECT_NEAR(omath::frostbite_engine::kilometers_to_units(1.0), 1000.0, 1e-9);
EXPECT_NEAR(omath::frostbite_engine::kilometers_to_units(-2.5), -2500.0, 1e-9);
}
TEST(unit_test_frostbite_engine, RoundTrip_UnitsCentimeters)
{
constexpr float units_f = 12345.678f;
const auto cm_f = omath::frostbite_engine::units_to_centimeters(units_f);
const auto units_f_back = omath::frostbite_engine::centimeters_to_units(cm_f);
EXPECT_NEAR(units_f_back, units_f, 1e-3f);
constexpr double units_d = -987654.321;
const auto cm_d = omath::frostbite_engine::units_to_centimeters(units_d);
const auto units_d_back = omath::frostbite_engine::centimeters_to_units(cm_d);
EXPECT_NEAR(units_d_back, units_d, 1e-9);
}
TEST(unit_test_frostbite_engine, RoundTrip_UnitsMeters)
{
constexpr float units_f = 5432.125f;
constexpr auto m_f = omath::frostbite_engine::units_to_meters(units_f);
constexpr auto units_f_back = omath::frostbite_engine::meters_to_units(m_f);
EXPECT_FLOAT_EQ(units_f_back, units_f);
constexpr double units_d = -123456.789;
constexpr auto m_d = omath::frostbite_engine::units_to_meters(units_d);
constexpr auto units_d_back = omath::frostbite_engine::meters_to_units(m_d);
EXPECT_DOUBLE_EQ(units_d_back, units_d);
}
TEST(unit_test_frostbite_engine, RoundTrip_UnitsKilometers)
{
constexpr float units_f = 100000.0f;
constexpr auto km_f = omath::frostbite_engine::units_to_kilometers(units_f);
constexpr auto units_f_back = omath::frostbite_engine::kilometers_to_units(km_f);
EXPECT_NEAR(units_f_back, units_f, 1e-2f);
constexpr double units_d = -7654321.123;
constexpr auto km_d = omath::frostbite_engine::units_to_kilometers(units_d);
constexpr auto units_d_back = omath::frostbite_engine::kilometers_to_units(km_d);
EXPECT_NEAR(units_d_back, units_d, 1e-6);
}
TEST(unit_test_frostbite_engine, ConversionChainConsistency)
{
const double units = 424242.42;
const auto cm_direct = omath::frostbite_engine::units_to_centimeters(units);
const auto cm_via_units = units / 100.0;
EXPECT_NEAR(cm_direct, cm_via_units, 1e-12);
const auto km_direct = omath::frostbite_engine::units_to_kilometers(units);
const auto km_via_meters = omath::frostbite_engine::units_to_meters(units) / 1000.0;
EXPECT_NEAR(km_direct, km_via_meters, 1e-12);
}
TEST(unit_test_frostbite_engine, SupportsFloatAndDouble)
{
static_assert(std::is_same_v<decltype(omath::frostbite_engine::units_to_centimeters(1.0f)), float>);
static_assert(std::is_same_v<decltype(omath::frostbite_engine::units_to_centimeters(1.0)), double>);
static_assert(std::is_same_v<decltype(omath::frostbite_engine::meters_to_units(1.0f)), float>);
static_assert(std::is_same_v<decltype(omath::frostbite_engine::kilometers_to_units(1.0)), double>);
}
TEST(unit_test_frostbite_engine, ConstexprConversions)
{
constexpr double units = 1000.0;
constexpr double cm = omath::frostbite_engine::units_to_centimeters(units);
constexpr double m = omath::frostbite_engine::units_to_meters(units);
constexpr double km = omath::frostbite_engine::units_to_kilometers(units);
static_assert(cm == 10.0, "units_to_centimeters constexpr failed");
static_assert(m == 1000.0, "units_to_meters constexpr failed");
static_assert(km == 1.0, "units_to_kilometers constexpr failed");
}
TEST(unit_test_frostbite_engine, ForwardVector)
{
const auto forward = omath::frostbite_engine::forward_vector({});

View File

@@ -7,6 +7,125 @@
#include <omath/engines/opengl_engine/formulas.hpp>
#include <random>
TEST(unit_test_opengl, UnitsToCentimeters_BasicValues)
{
EXPECT_FLOAT_EQ(omath::opengl_engine::units_to_centimeters(0.0f), 0.0f);
EXPECT_FLOAT_EQ(omath::opengl_engine::units_to_centimeters(1.0f), 0.01f);
EXPECT_FLOAT_EQ(omath::opengl_engine::units_to_centimeters(100.0f), 1.0f);
EXPECT_FLOAT_EQ(omath::opengl_engine::units_to_centimeters(-250.0f), -2.5f);
}
TEST(unit_test_opengl, UnitsToMeters_BasicValues)
{
EXPECT_DOUBLE_EQ(omath::opengl_engine::units_to_meters(0.0), 0.0);
EXPECT_DOUBLE_EQ(omath::opengl_engine::units_to_meters(1.0), 1.0);
EXPECT_DOUBLE_EQ(omath::opengl_engine::units_to_meters(123.456), 123.456);
EXPECT_DOUBLE_EQ(omath::opengl_engine::units_to_meters(-42.0), -42.0);
}
TEST(unit_test_opengl, UnitsToKilometers_BasicValues)
{
EXPECT_NEAR(omath::opengl_engine::units_to_kilometers(0.0), 0.0, 1e-15);
EXPECT_NEAR(omath::opengl_engine::units_to_kilometers(1.0), 0.001, 1e-15);
EXPECT_NEAR(omath::opengl_engine::units_to_kilometers(1000.0), 1.0, 1e-12);
EXPECT_NEAR(omath::opengl_engine::units_to_kilometers(-2500.0), -2.5, 1e-12);
}
TEST(unit_test_opengl, CentimetersToUnits_BasicValues)
{
EXPECT_FLOAT_EQ(omath::opengl_engine::centimeters_to_units(0.0f), 0.0f);
EXPECT_FLOAT_EQ(omath::opengl_engine::centimeters_to_units(0.01f), 1.0f);
EXPECT_FLOAT_EQ(omath::opengl_engine::centimeters_to_units(1.0f), 100.0f);
EXPECT_FLOAT_EQ(omath::opengl_engine::centimeters_to_units(-2.5f), -250.0f);
}
TEST(unit_test_opengl, MetersToUnits_BasicValues)
{
EXPECT_DOUBLE_EQ(omath::opengl_engine::meters_to_units(0.0), 0.0);
EXPECT_DOUBLE_EQ(omath::opengl_engine::meters_to_units(1.0), 1.0);
EXPECT_DOUBLE_EQ(omath::opengl_engine::meters_to_units(123.456), 123.456);
EXPECT_DOUBLE_EQ(omath::opengl_engine::meters_to_units(-42.0), -42.0);
}
TEST(unit_test_opengl, KilometersToUnits_BasicValues)
{
EXPECT_NEAR(omath::opengl_engine::kilometers_to_units(0.0), 0.0, 1e-12);
EXPECT_NEAR(omath::opengl_engine::kilometers_to_units(0.001), 1.0, 1e-12);
EXPECT_NEAR(omath::opengl_engine::kilometers_to_units(1.0), 1000.0, 1e-9);
EXPECT_NEAR(omath::opengl_engine::kilometers_to_units(-2.5), -2500.0, 1e-9);
}
TEST(unit_test_opengl, RoundTrip_UnitsCentimeters)
{
constexpr float units_f = 12345.678f;
const auto cm_f = omath::opengl_engine::units_to_centimeters(units_f);
const auto units_f_back = omath::opengl_engine::centimeters_to_units(cm_f);
EXPECT_NEAR(units_f_back, units_f, 1e-3f);
constexpr double units_d = -987654.321;
const auto cm_d = omath::opengl_engine::units_to_centimeters(units_d);
const auto units_d_back = omath::opengl_engine::centimeters_to_units(cm_d);
EXPECT_NEAR(units_d_back, units_d, 1e-9);
}
TEST(unit_test_opengl, RoundTrip_UnitsMeters)
{
constexpr float units_f = 5432.125f;
const auto m_f = omath::opengl_engine::units_to_meters(units_f);
const auto units_f_back = omath::opengl_engine::meters_to_units(m_f);
EXPECT_FLOAT_EQ(units_f_back, units_f);
constexpr double units_d = -123456.789;
const auto m_d = omath::opengl_engine::units_to_meters(units_d);
const auto units_d_back = omath::opengl_engine::meters_to_units(m_d);
EXPECT_DOUBLE_EQ(units_d_back, units_d);
}
TEST(unit_test_opengl, RoundTrip_UnitsKilometers)
{
constexpr float units_f = 100000.0f;
const auto km_f = omath::opengl_engine::units_to_kilometers(units_f);
const auto units_f_back = omath::opengl_engine::kilometers_to_units(km_f);
EXPECT_NEAR(units_f_back, units_f, 1e-2f);
constexpr double units_d = -7654321.123;
const auto km_d = omath::opengl_engine::units_to_kilometers(units_d);
const auto units_d_back = omath::opengl_engine::kilometers_to_units(km_d);
EXPECT_NEAR(units_d_back, units_d, 1e-6);
}
TEST(unit_test_opengl, ConversionChainConsistency)
{
const double units = 424242.42;
const auto cm_direct = omath::opengl_engine::units_to_centimeters(units);
const auto cm_via_units = units / 100.0;
EXPECT_NEAR(cm_direct, cm_via_units, 1e-12);
const auto km_direct = omath::opengl_engine::units_to_kilometers(units);
const auto km_via_meters = omath::opengl_engine::units_to_meters(units) / 1000.0;
EXPECT_NEAR(km_direct, km_via_meters, 1e-12);
}
TEST(unit_test_opengl, SupportsFloatAndDouble)
{
static_assert(std::is_same_v<decltype(omath::opengl_engine::units_to_centimeters(1.0f)), float>);
static_assert(std::is_same_v<decltype(omath::opengl_engine::units_to_centimeters(1.0)), double>);
static_assert(std::is_same_v<decltype(omath::opengl_engine::meters_to_units(1.0f)), float>);
static_assert(std::is_same_v<decltype(omath::opengl_engine::kilometers_to_units(1.0)), double>);
}
TEST(unit_test_opengl, ConstexprConversions)
{
constexpr double units = 1000.0;
constexpr double cm = omath::opengl_engine::units_to_centimeters(units);
constexpr double m = omath::opengl_engine::units_to_meters(units);
constexpr double km = omath::opengl_engine::units_to_kilometers(units);
static_assert(cm == 10.0, "units_to_centimeters constexpr failed");
static_assert(m == 1000.0, "units_to_meters constexpr failed");
static_assert(km == 1.0, "units_to_kilometers constexpr failed");
}
TEST(unit_test_opengl, ForwardVector)
{
const auto forward = omath::opengl_engine::forward_vector({});

View File

@@ -7,6 +7,129 @@
#include <omath/engines/source_engine/formulas.hpp>
#include <random>
TEST(unit_test_source_engine_units, HammerUnitsToCentimeters_BasicValues)
{
EXPECT_FLOAT_EQ(omath::source_engine::units_to_centimeters(0.0f), 0.0f);
EXPECT_FLOAT_EQ(omath::source_engine::units_to_centimeters(1.0f), 2.54f);
EXPECT_FLOAT_EQ(omath::source_engine::units_to_centimeters(10.0f), 25.4f);
EXPECT_FLOAT_EQ(omath::source_engine::units_to_centimeters(-2.0f), -5.08f);
}
TEST(unit_test_source_engine_units, HammerUnitsToMeters_BasicValues)
{
EXPECT_NEAR(omath::source_engine::units_to_meters(0.0), 0.0, 1e-12);
EXPECT_NEAR(omath::source_engine::units_to_meters(1.0), 0.0254, 1e-12);
EXPECT_NEAR(omath::source_engine::units_to_meters(100.0), 2.54, 1e-12);
EXPECT_NEAR(omath::source_engine::units_to_meters(-4.0), -0.1016, 1e-12);
}
TEST(unit_test_source_engine_units, HammerUnitsToKilometers_BasicValues)
{
EXPECT_NEAR(omath::source_engine::units_to_kilometers(0.0), 0.0, 1e-15);
EXPECT_NEAR(omath::source_engine::units_to_kilometers(1.0), 0.0000254, 1e-15);
EXPECT_NEAR(omath::source_engine::units_to_kilometers(1000.0), 0.0254, 1e-15);
EXPECT_NEAR(omath::source_engine::units_to_kilometers(-10.0), -0.000254, 1e-15);
}
TEST(unit_test_source_engine_units, CentimetersToHammerUnits_BasicValues)
{
EXPECT_FLOAT_EQ(omath::source_engine::centimeters_to_units(0.0f), 0.0f);
EXPECT_NEAR(omath::source_engine::centimeters_to_units(2.54f), 1.0f, 1e-6f);
EXPECT_NEAR(omath::source_engine::centimeters_to_units(25.4f), 10.0f, 1e-5f);
EXPECT_NEAR(omath::source_engine::centimeters_to_units(-5.08f), -2.0f, 1e-6f);
}
TEST(unit_test_source_engine_units, MetersToHammerUnits_BasicValues)
{
EXPECT_NEAR(omath::source_engine::meters_to_units(0.0), 0.0, 1e-12);
EXPECT_NEAR(omath::source_engine::meters_to_units(0.0254), 1.0, 1e-12);
EXPECT_NEAR(omath::source_engine::meters_to_units(2.54), 100.0, 1e-10);
EXPECT_NEAR(omath::source_engine::meters_to_units(-0.0508), -2.0, 1e-12);
}
TEST(unit_test_source_engine_units, KilometersToHammerUnits_BasicValues)
{
EXPECT_NEAR(omath::source_engine::kilometers_to_units(0.0), 0.0, 1e-9);
EXPECT_NEAR(omath::source_engine::kilometers_to_units(0.0000254), 1.0, 1e-9);
EXPECT_NEAR(omath::source_engine::kilometers_to_units(0.00254), 100.0, 1e-7);
EXPECT_NEAR(omath::source_engine::kilometers_to_units(-0.0000508), -2.0, 1e-9);
}
TEST(unit_test_source_engine_units, RoundTrip_HammerToCentimetersToHammer)
{
constexpr float hu_f = 123.456f;
constexpr auto cm_f = omath::source_engine::units_to_centimeters(hu_f);
constexpr auto hu_f_back = omath::source_engine::centimeters_to_units(cm_f);
EXPECT_NEAR(hu_f_back, hu_f, 1e-5f);
constexpr double hu_d = -98765.4321;
constexpr auto cm_d = omath::source_engine::units_to_centimeters(hu_d);
constexpr auto hu_d_back = omath::source_engine::centimeters_to_units(cm_d);
EXPECT_NEAR(hu_d_back, hu_d, 1e-10);
}
TEST(unit_test_source_engine_units, RoundTrip_HammerToMetersToHammer)
{
constexpr float hu_f = 2500.25f;
constexpr auto m_f = omath::source_engine::units_to_meters(hu_f);
constexpr auto hu_f_back = omath::source_engine::meters_to_units(m_f);
EXPECT_NEAR(hu_f_back, hu_f, 1e-4f);
constexpr double hu_d = -42000.125;
constexpr auto m_d = omath::source_engine::units_to_meters(hu_d);
constexpr auto hu_d_back = omath::source_engine::meters_to_units(m_d);
EXPECT_NEAR(hu_d_back, hu_d, 1e-10);
}
TEST(unit_test_source_engine_units, RoundTrip_HammerToKilometersToHammer)
{
constexpr float hu_f = 100000.0f;
constexpr auto km_f = omath::source_engine::units_to_kilometers(hu_f);
constexpr auto hu_f_back = omath::source_engine::kilometers_to_units(km_f);
EXPECT_NEAR(hu_f_back, hu_f, 1e-2f); // looser due to float scaling
constexpr double hu_d = -1234567.89;
constexpr auto km_d = omath::source_engine::units_to_kilometers(hu_d);
constexpr auto hu_d_back = omath::source_engine::kilometers_to_units(km_d);
EXPECT_NEAR(hu_d_back, hu_d, 1e-7);
}
TEST(unit_test_source_engine_units, ConversionChainConsistency)
{
// hu -> cm -> m -> km should match direct helpers
constexpr auto hu = 54321.123;
constexpr auto cm = omath::source_engine::units_to_centimeters(hu);
constexpr auto m_via_cm = cm / 100.0;
constexpr auto km_via_cm = m_via_cm / 1000.0;
constexpr auto m_direct = omath::source_engine::units_to_meters(hu);
constexpr auto km_direct = omath::source_engine::units_to_kilometers(hu);
EXPECT_NEAR(m_direct, m_via_cm, 1e-12);
EXPECT_NEAR(km_direct, km_via_cm, 1e-15);
}
TEST(unit_test_source_engine_units, SupportsFloatAndDoubleTypes)
{
static_assert(std::is_same_v<decltype(omath::source_engine::units_to_centimeters(1.0f)), float>);
static_assert(std::is_same_v<decltype(omath::source_engine::units_to_centimeters(1.0)), double>);
static_assert(std::is_same_v<decltype(omath::source_engine::meters_to_units(1.0f)), float>);
static_assert(std::is_same_v<decltype(omath::source_engine::kilometers_to_units(1.0)), double>);
}
TEST(unit_test_source_engine_units, ConstexprEvaluation)
{
constexpr double hu = 10.0;
constexpr double cm = omath::source_engine::units_to_centimeters(hu);
constexpr double m = omath::source_engine::units_to_meters(hu);
constexpr double km = omath::source_engine::units_to_kilometers(hu);
static_assert(cm == 25.4, "constexpr hu->cm failed");
static_assert(m == 0.254, "constexpr hu->m failed");
static_assert(km == 0.000254, "constexpr hu->km failed");
}
TEST(unit_test_source_engine, ForwardVector)
{
const auto forward = omath::source_engine::forward_vector({});

View File

@@ -8,6 +8,126 @@
#include <print>
#include <random>
TEST(unit_test_unity_engine, UnitsToCentimeters_BasicValues)
{
EXPECT_FLOAT_EQ(omath::unity_engine::units_to_centimeters(0.0f), 0.0f);
EXPECT_FLOAT_EQ(omath::unity_engine::units_to_centimeters(1.0f), 0.01f);
EXPECT_FLOAT_EQ(omath::unity_engine::units_to_centimeters(100.0f), 1.0f);
EXPECT_FLOAT_EQ(omath::unity_engine::units_to_centimeters(-250.0f), -2.5f);
}
TEST(unit_test_unity_engine, UnitsToMeters_BasicValues)
{
EXPECT_DOUBLE_EQ(omath::unity_engine::units_to_meters(0.0), 0.0);
EXPECT_DOUBLE_EQ(omath::unity_engine::units_to_meters(1.0), 1.0);
EXPECT_DOUBLE_EQ(omath::unity_engine::units_to_meters(123.456), 123.456);
EXPECT_DOUBLE_EQ(omath::unity_engine::units_to_meters(-42.0), -42.0);
}
TEST(unit_test_unity_engine, UnitsToKilometers_BasicValues)
{
EXPECT_NEAR(omath::unity_engine::units_to_kilometers(0.0), 0.0, 1e-15);
EXPECT_NEAR(omath::unity_engine::units_to_kilometers(1.0), 0.001, 1e-15);
EXPECT_NEAR(omath::unity_engine::units_to_kilometers(1000.0), 1.0, 1e-12);
EXPECT_NEAR(omath::unity_engine::units_to_kilometers(-2500.0), -2.5, 1e-12);
}
TEST(unit_test_unity_engine, CentimetersToUnits_BasicValues)
{
EXPECT_FLOAT_EQ(omath::unity_engine::centimeters_to_units(0.0f), 0.0f);
EXPECT_FLOAT_EQ(omath::unity_engine::centimeters_to_units(0.01f), 1.0f);
EXPECT_FLOAT_EQ(omath::unity_engine::centimeters_to_units(1.0f), 100.0f);
EXPECT_FLOAT_EQ(omath::unity_engine::centimeters_to_units(-2.5f), -250.0f);
}
TEST(unit_test_unity_engine, MetersToUnits_BasicValues)
{
EXPECT_DOUBLE_EQ(omath::unity_engine::meters_to_units(0.0), 0.0);
EXPECT_DOUBLE_EQ(omath::unity_engine::meters_to_units(1.0), 1.0);
EXPECT_DOUBLE_EQ(omath::unity_engine::meters_to_units(123.456), 123.456);
EXPECT_DOUBLE_EQ(omath::unity_engine::meters_to_units(-42.0), -42.0);
}
TEST(unit_test_unity_engine, KilometersToUnits_BasicValues)
{
EXPECT_NEAR(omath::unity_engine::kilometers_to_units(0.0), 0.0, 1e-12);
EXPECT_NEAR(omath::unity_engine::kilometers_to_units(0.001), 1.0, 1e-12);
EXPECT_NEAR(omath::unity_engine::kilometers_to_units(1.0), 1000.0, 1e-9);
EXPECT_NEAR(omath::unity_engine::kilometers_to_units(-2.5), -2500.0, 1e-9);
}
TEST(unit_test_unity_engine, RoundTrip_UnitsCentimeters)
{
constexpr float units_f = 12345.678f;
constexpr auto cm_f = omath::unity_engine::units_to_centimeters(units_f);
constexpr auto units_f_back = omath::unity_engine::centimeters_to_units(cm_f);
EXPECT_NEAR(units_f_back, units_f, 1e-3f);
constexpr double units_d = -987654.321;
constexpr auto cm_d = omath::unity_engine::units_to_centimeters(units_d);
constexpr auto units_d_back = omath::unity_engine::centimeters_to_units(cm_d);
EXPECT_NEAR(units_d_back, units_d, 1e-9);
}
TEST(unit_test_unity_engine, RoundTrip_UnitsMeters)
{
constexpr float units_f = 5432.125f;
constexpr auto m_f = omath::unity_engine::units_to_meters(units_f);
constexpr auto units_f_back = omath::unity_engine::meters_to_units(m_f);
EXPECT_FLOAT_EQ(units_f_back, units_f);
constexpr double units_d = -123456.789;
constexpr auto m_d = omath::unity_engine::units_to_meters(units_d);
constexpr auto units_d_back = omath::unity_engine::meters_to_units(m_d);
EXPECT_DOUBLE_EQ(units_d_back, units_d);
}
TEST(unit_test_unity_engine, RoundTrip_UnitsKilometers)
{
constexpr float units_f = 100000.0f;
constexpr auto km_f = omath::unity_engine::units_to_kilometers(units_f);
constexpr auto units_f_back = omath::unity_engine::kilometers_to_units(km_f);
EXPECT_NEAR(units_f_back, units_f, 1e-2f);
constexpr double units_d = -7654321.123;
constexpr auto km_d = omath::unity_engine::units_to_kilometers(units_d);
constexpr auto units_d_back = omath::unity_engine::kilometers_to_units(km_d);
EXPECT_NEAR(units_d_back, units_d, 1e-6);
}
TEST(unit_test_unity_engine, ConversionChainConsistency)
{
constexpr double units = 424242.42;
constexpr auto cm_direct = omath::unity_engine::units_to_centimeters(units);
constexpr auto cm_via_units = units / 100.0;
EXPECT_NEAR(cm_direct, cm_via_units, 1e-12);
constexpr auto km_direct = omath::unity_engine::units_to_kilometers(units);
constexpr auto km_via_meters = omath::unity_engine::units_to_meters(units) / 1000.0;
EXPECT_NEAR(km_direct, km_via_meters, 1e-12);
}
TEST(unit_test_unity_engine, SupportsFloatAndDouble)
{
static_assert(std::is_same_v<decltype(omath::unity_engine::units_to_centimeters(1.0f)), float>);
static_assert(std::is_same_v<decltype(omath::unity_engine::units_to_centimeters(1.0)), double>);
static_assert(std::is_same_v<decltype(omath::unity_engine::meters_to_units(1.0f)), float>);
static_assert(std::is_same_v<decltype(omath::unity_engine::kilometers_to_units(1.0)), double>);
}
TEST(unit_test_unity_engine, ConstexprConversions)
{
constexpr double units = 1000.0;
constexpr double cm = omath::unity_engine::units_to_centimeters(units);
constexpr double m = omath::unity_engine::units_to_meters(units);
constexpr double km = omath::unity_engine::units_to_kilometers(units);
static_assert(cm == 10.0, "units_to_centimeters constexpr failed");
static_assert(m == 1000.0, "units_to_meters constexpr failed");
static_assert(km == 1.0, "units_to_kilometers constexpr failed");
}
TEST(unit_test_unity_engine, ForwardVector)
{
const auto forward = omath::unity_engine::forward_vector({});

View File

@@ -239,3 +239,126 @@ TEST(unit_test_unreal_engine, loook_at_random_z_axis)
}
EXPECT_LE(failed_points, 100);
}
TEST(unit_test_unreal_engine, UnitsToCentimeters_BasicValues)
{
EXPECT_FLOAT_EQ(omath::unreal_engine::units_to_centimeters(0.0f), 0.0f);
EXPECT_FLOAT_EQ(omath::unreal_engine::units_to_centimeters(1.0f), 1.0f);
EXPECT_FLOAT_EQ(omath::unreal_engine::units_to_centimeters(250.0f), 250.0f);
EXPECT_FLOAT_EQ(omath::unreal_engine::units_to_centimeters(-42.5f), -42.5f);
}
TEST(unit_test_unreal_engine, UnitsToMeters_BasicValues)
{
EXPECT_NEAR(omath::unreal_engine::units_to_meters(0.0), 0.0, 1e-15);
EXPECT_NEAR(omath::unreal_engine::units_to_meters(1.0), 0.01, 1e-15);
EXPECT_NEAR(omath::unreal_engine::units_to_meters(100.0), 1.0, 1e-12);
EXPECT_NEAR(omath::unreal_engine::units_to_meters(-250.0), -2.5, 1e-12);
}
TEST(unit_test_unreal_engine, UnitsToKilometers_BasicValues)
{
EXPECT_NEAR(omath::unreal_engine::units_to_kilometers(0.0), 0.0, 1e-18);
EXPECT_NEAR(omath::unreal_engine::units_to_kilometers(1.0), 0.00001, 1e-18);
EXPECT_NEAR(omath::unreal_engine::units_to_kilometers(100000.0), 1.0, 1e-12);
EXPECT_NEAR(omath::unreal_engine::units_to_kilometers(-250000.0), -2.5, 1e-12);
}
TEST(unit_test_unreal_engine, CentimetersToUnits_BasicValues)
{
EXPECT_FLOAT_EQ(omath::unreal_engine::centimeters_to_units(0.0f), 0.0f);
EXPECT_FLOAT_EQ(omath::unreal_engine::centimeters_to_units(1.0f), 1.0f);
EXPECT_FLOAT_EQ(omath::unreal_engine::centimeters_to_units(250.0f), 250.0f);
EXPECT_FLOAT_EQ(omath::unreal_engine::centimeters_to_units(-42.5f), -42.5f);
}
TEST(unit_test_unreal_engine, MetersToUnits_BasicValues)
{
EXPECT_NEAR(omath::unreal_engine::meters_to_units(0.0), 0.0, 1e-12);
EXPECT_NEAR(omath::unreal_engine::meters_to_units(0.01), 1.0, 1e-12);
EXPECT_NEAR(omath::unreal_engine::meters_to_units(1.0), 100.0, 1e-9);
EXPECT_NEAR(omath::unreal_engine::meters_to_units(-2.5), -250.0, 1e-9);
}
TEST(unit_test_unreal_engine, KilometersToUnits_BasicValues)
{
EXPECT_NEAR(omath::unreal_engine::kilometers_to_units(0.0), 0.0, 1e-9);
EXPECT_NEAR(omath::unreal_engine::kilometers_to_units(0.00001), 1.0, 1e-9);
EXPECT_NEAR(omath::unreal_engine::kilometers_to_units(1.0), 100000.0, 1e-6);
EXPECT_NEAR(omath::unreal_engine::kilometers_to_units(-2.5), -250000.0, 1e-3);
}
TEST(unit_test_unreal_engine, RoundTrip_UnitsCentimeters)
{
constexpr float units_f = 12345.678f;
constexpr auto cm_f = omath::unreal_engine::units_to_centimeters(units_f);
constexpr auto units_f_back = omath::unreal_engine::centimeters_to_units(cm_f);
EXPECT_FLOAT_EQ(units_f_back, units_f);
constexpr double units_d = -987654.321;
constexpr auto cm_d = omath::unreal_engine::units_to_centimeters(units_d);
constexpr auto units_d_back = omath::unreal_engine::centimeters_to_units(cm_d);
EXPECT_DOUBLE_EQ(units_d_back, units_d);
}
TEST(unit_test_unreal_engine, RoundTrip_UnitsMeters)
{
constexpr float units_f = 5432.125f;
constexpr auto m_f = omath::unreal_engine::units_to_meters(units_f);
constexpr auto units_f_back = omath::unreal_engine::meters_to_units(m_f);
EXPECT_NEAR(units_f_back, units_f, 1e-3f);
constexpr double units_d = -123456.789;
constexpr auto m_d = omath::unreal_engine::units_to_meters(units_d);
constexpr auto units_d_back = omath::unreal_engine::meters_to_units(m_d);
EXPECT_NEAR(units_d_back, units_d, 1e-9);
}
TEST(unit_test_unreal_engine, RoundTrip_UnitsKilometers)
{
constexpr float units_f = 100000.0f;
constexpr auto km_f = omath::unreal_engine::units_to_kilometers(units_f);
constexpr auto units_f_back = omath::unreal_engine::kilometers_to_units(km_f);
EXPECT_NEAR(units_f_back, units_f, 1e-2f);
constexpr double units_d = -7654321.123;
constexpr auto km_d = omath::unreal_engine::units_to_kilometers(units_d);
constexpr auto units_d_back = omath::unreal_engine::kilometers_to_units(km_d);
EXPECT_NEAR(units_d_back, units_d, 1e-6);
}
TEST(unit_test_unreal_engine, ConversionChainConsistency)
{
constexpr double units = 424242.42;
constexpr auto cm_direct = omath::unreal_engine::units_to_centimeters(units);
constexpr auto cm_expected = units; // 1 uu == 1 cm
EXPECT_NEAR(cm_direct, cm_expected, 1e-12);
constexpr auto m_direct = omath::unreal_engine::units_to_meters(units);
constexpr auto m_via_cm = cm_direct / 100.0;
EXPECT_NEAR(m_direct, m_via_cm, 1e-12);
constexpr auto km_direct = omath::unreal_engine::units_to_kilometers(units);
constexpr auto km_via_m = m_direct / 1000.0;
EXPECT_NEAR(km_direct, km_via_m, 1e-15);
}
TEST(unit_test_unreal_engine, SupportsFloatAndDouble)
{
static_assert(std::is_same_v<decltype(omath::unreal_engine::units_to_centimeters(1.0f)), float>);
static_assert(std::is_same_v<decltype(omath::unreal_engine::units_to_centimeters(1.0)), double>);
static_assert(std::is_same_v<decltype(omath::unreal_engine::meters_to_units(1.0f)), float>);
static_assert(std::is_same_v<decltype(omath::unreal_engine::kilometers_to_units(1.0)), double>);
}
TEST(unit_test_unreal_engine, ConstexprConversions)
{
constexpr double units = 100000.0;
constexpr double cm = omath::unreal_engine::units_to_centimeters(units);
constexpr double m = omath::unreal_engine::units_to_meters(units);
constexpr double km = omath::unreal_engine::units_to_kilometers(units);
static_assert(cm == 100000.0, "units_to_centimeters constexpr failed");
static_assert(m == 1000.0, "units_to_meters constexpr failed");
static_assert(km == 1.0, "units_to_kilometers constexpr failed");
}

View File

@@ -47,7 +47,7 @@ namespace
// -----------------------------------------------------------------------------
struct TraceCase
{
Ray ray;
Ray<> ray;
bool expected_clear; // true => segment does NOT hit the triangle
friend std::ostream& operator<<(std::ostream& os, const TraceCase& tc)
{
@@ -66,7 +66,7 @@ namespace
TEST_P(CanTraceLineParam, VariousRays)
{
const auto& [ray, expected_clear] = GetParam();
EXPECT_EQ(LineTracer::can_trace_line(ray, triangle), expected_clear);
EXPECT_EQ(LineTracer<>::can_trace_line(ray, triangle), expected_clear);
}
INSTANTIATE_TEST_SUITE_P(
@@ -91,7 +91,7 @@ namespace
constexpr Ray ray{{0.3f, 0.3f, -1.f}, {0.3f, 0.3f, 1.f}};
constexpr Vec3 expected{0.3f, 0.3f, 0.f};
const Vec3 hit = LineTracer::get_ray_hit_point(ray, triangle);
const Vec3 hit = LineTracer<>::get_ray_hit_point(ray, triangle);
ASSERT_FALSE(vec_equal(hit, ray.end));
EXPECT_TRUE(vec_equal(hit, expected));
}
@@ -106,7 +106,7 @@ namespace
{1001.f, 1000.f, 1000.f},
{1000.f, 1001.f, 1000.f}};
EXPECT_TRUE(LineTracer::can_trace_line(short_ray, distant));
EXPECT_TRUE(LineTracer<>::can_trace_line(short_ray, distant));
}
TEST(unit_test_unity_engine, CantHit)
@@ -115,13 +115,13 @@ namespace
constexpr Ray ray{{}, {1.0, 0, 0}, false};
EXPECT_TRUE(omath::collision::LineTracer::can_trace_line(ray, triangle));
EXPECT_TRUE(omath::collision::LineTracer<>::can_trace_line(ray, triangle));
}
TEST(unit_test_unity_engine, CanHit)
{
constexpr omath::Triangle<Vector3<float>> triangle{{2, 0, 0}, {2, 2, 0}, {2, 2, 2}};
constexpr Ray ray{{}, {2.1, 0, 0}, false};
EXPECT_FALSE(omath::collision::LineTracer::can_trace_line(ray, triangle));
EXPECT_FALSE(omath::collision::LineTracer<>::can_trace_line(ray, triangle));
}
} // namespace

View File

@@ -15,9 +15,9 @@ TEST(LineTracerTests, ParallelRayReturnsEnd)
ray.end = Vector3<float>{1.f,1.f,1.f};
// For a ray parallel to the triangle plane the algorithm should return ray.end
const auto hit = omath::collision::LineTracer::get_ray_hit_point(ray, tri);
const auto hit = omath::collision::LineTracer<>::get_ray_hit_point(ray, tri);
EXPECT_TRUE(hit == ray.end);
EXPECT_TRUE(omath::collision::LineTracer::can_trace_line(ray, tri));
EXPECT_TRUE(omath::collision::LineTracer<>::can_trace_line(ray, tri));
}
TEST(LineTracerTests, MissesTriangleReturnsEnd)
@@ -27,7 +27,7 @@ TEST(LineTracerTests, MissesTriangleReturnsEnd)
ray.start = Vector3<float>{2.f,2.f,-1.f};
ray.end = Vector3<float>{2.f,2.f,1.f}; // passes above the triangle area
const auto hit = omath::collision::LineTracer::get_ray_hit_point(ray, tri);
const auto hit = omath::collision::LineTracer<>::get_ray_hit_point(ray, tri);
EXPECT_TRUE(hit == ray.end);
}
@@ -38,7 +38,7 @@ TEST(LineTracerTests, HitTriangleReturnsPointInsideSegment)
ray.start = Vector3<float>{0.25f,0.25f,-1.f};
ray.end = Vector3<float>{0.25f,0.25f,1.f};
const auto hit = omath::collision::LineTracer::get_ray_hit_point(ray, tri);
const auto hit = omath::collision::LineTracer<>::get_ray_hit_point(ray, tri);
// Should return a point between start and end (z approximately 0)
EXPECT_NE(hit, ray.end);
EXPECT_NEAR(hit.z, 0.f, 1e-4f);
@@ -60,6 +60,6 @@ TEST(LineTracerTests, InfiniteLengthEarlyOut)
// If t_hit <= epsilon the algorithm should return ray.end when infinite_length is true.
// Using start on the triangle plane should produce t_hit <= epsilon.
const auto hit = omath::collision::LineTracer::get_ray_hit_point(ray, tri);
const auto hit = omath::collision::LineTracer<>::get_ray_hit_point(ray, tri);
EXPECT_TRUE(hit == ray.end);
}

View File

@@ -10,7 +10,7 @@ TEST(LineTracerExtra, MissParallel)
{
constexpr Triangle<Vector3<float>> tri({0,0,0},{1,0,0},{0,1,0});
constexpr Ray ray{ {0.3f,0.3f,1.f}, {0.3f,0.3f,2.f}, false }; // parallel above triangle
const auto hit = LineTracer::get_ray_hit_point(ray, tri);
const auto hit = LineTracer<>::get_ray_hit_point(ray, tri);
EXPECT_EQ(hit, ray.end);
}
@@ -18,7 +18,7 @@ TEST(LineTracerExtra, HitCenter)
{
constexpr Triangle<Vector3<float>> tri({0,0,0},{1,0,0},{0,1,0});
constexpr Ray ray{ {0.3f,0.3f,-1.f}, {0.3f,0.3f,1.f}, false };
const auto hit = LineTracer::get_ray_hit_point(ray, tri);
const auto hit = LineTracer<>::get_ray_hit_point(ray, tri);
ASSERT_FALSE(hit == ray.end);
EXPECT_NEAR(hit.x, 0.3f, 1e-6f);
EXPECT_NEAR(hit.y, 0.3f, 1e-6f);
@@ -30,7 +30,7 @@ TEST(LineTracerExtra, HitOnEdge)
constexpr Triangle<Vector3<float>> tri({0,0,0},{1,0,0},{0,1,0});
constexpr Ray ray{ {0.0f,0.0f,1.f}, {0.0f,0.0f,0.f}, false };
// hitting exact vertex/edge may be considered miss; ensure function handles without crash
if (const auto hit = LineTracer::get_ray_hit_point(ray, tri); hit != ray.end)
if (const auto hit = LineTracer<>::get_ray_hit_point(ray, tri); hit != ray.end)
{
EXPECT_NEAR(hit.x, 0.0f, 1e-6f);
EXPECT_NEAR(hit.y, 0.0f, 1e-6f);
@@ -42,6 +42,6 @@ TEST(LineTracerExtra, InfiniteRayIgnoredIfBehind)
constexpr Triangle<Vector3<float>> tri({0,0,0},{1,0,0},{0,1,0});
// Ray pointing away but infinite_length true should be ignored
constexpr Ray ray{ {0.5f,0.5f,-1.f}, {0.5f,0.5f,-2.f}, true };
const auto hit = LineTracer::get_ray_hit_point(ray, tri);
const auto hit = LineTracer<>::get_ray_hit_point(ray, tri);
EXPECT_EQ(hit, ray.end);
}

View File

@@ -14,7 +14,7 @@ TEST(LineTracerMore, ParallelRayReturnsEnd)
constexpr Triangle3 tri(Vector3<float>{0.f,0.f,0.f}, Vector3<float>{1.f,0.f,0.f}, Vector3<float>{0.f,1.f,0.f});
Ray ray; ray.start = {0.f,0.f,1.f}; ray.end = {1.f,0.f,1.f};
const auto hit = LineTracer::get_ray_hit_point(ray, tri);
const auto hit = LineTracer<>::get_ray_hit_point(ray, tri);
EXPECT_EQ(hit, ray.end);
}
@@ -24,7 +24,7 @@ TEST(LineTracerMore, UOutOfRangeReturnsEnd)
constexpr Triangle3 tri(Vector3<float>{0.f,0.f,0.f}, Vector3<float>{1.f,0.f,0.f}, Vector3<float>{0.f,1.f,0.f});
Ray ray; ray.start = {-1.f,-1.f,-1.f}; ray.end = {-0.5f,-1.f,1.f};
const auto hit = LineTracer::get_ray_hit_point(ray, tri);
const auto hit = LineTracer<>::get_ray_hit_point(ray, tri);
EXPECT_EQ(hit, ray.end);
}
@@ -34,7 +34,7 @@ TEST(LineTracerMore, VOutOfRangeReturnsEnd)
constexpr Triangle3 tri(Vector3<float>{0.f,0.f,0.f}, Vector3<float>{1.f,0.f,0.f}, Vector3<float>{0.f,1.f,0.f});
Ray ray; ray.start = {2.f,2.f,-1.f}; ray.end = {2.f,2.f,1.f};
const auto hit = LineTracer::get_ray_hit_point(ray, tri);
const auto hit = LineTracer<>::get_ray_hit_point(ray, tri);
EXPECT_EQ(hit, ray.end);
}
@@ -43,7 +43,7 @@ TEST(LineTracerMore, THitTooSmallReturnsEnd)
constexpr Triangle3 tri(Vector3<float>{0.f,0.f,0.f}, Vector3<float>{1.f,0.f,0.f}, Vector3<float>{0.f,1.f,0.f});
Ray ray; ray.start = {0.f,0.f,0.0000000001f}; ray.end = {0.f,0.f,1.f};
const auto hit = LineTracer::get_ray_hit_point(ray, tri);
const auto hit = LineTracer<>::get_ray_hit_point(ray, tri);
EXPECT_EQ(hit, ray.end);
}
@@ -53,7 +53,7 @@ TEST(LineTracerMore, THitGreaterThanOneReturnsEnd)
// Choose a ray and compute t_hit locally to assert consistency
Ray ray; ray.start = {0.f,0.f,-1.f}; ray.end = {0.f,0.f,-0.5f};
const auto hit = LineTracer::get_ray_hit_point(ray, tri);
const auto hit = LineTracer<>::get_ray_hit_point(ray, tri);
constexpr float k_epsilon = std::numeric_limits<float>::epsilon();
constexpr auto side_a = tri.side_a_vector();
@@ -87,7 +87,7 @@ TEST(LineTracerMore, InfiniteLengthWithSmallTHitReturnsEnd)
// Create triangle slightly behind so t_hit <= eps
tri = tri2;
const auto hit = LineTracer::get_ray_hit_point(ray, tri);
const auto hit = LineTracer<>::get_ray_hit_point(ray, tri);
EXPECT_EQ(hit, ray.end);
}
@@ -96,7 +96,7 @@ TEST(LineTracerMore, SuccessfulHitReturnsPoint)
constexpr Triangle3 tri(Vector3<float>{0.f,0.f,0.f}, Vector3<float>{1.f,0.f,0.f}, Vector3<float>{0.f,1.f,0.f});
Ray ray; ray.start = {0.1f,0.1f,-1.f}; ray.end = {0.1f,0.1f,1.f};
const auto hit = LineTracer::get_ray_hit_point(ray, tri);
const auto hit = LineTracer<>::get_ray_hit_point(ray, tri);
EXPECT_NE(hit, ray.end);
// Hit should be on plane z=0 and near x=0.1,y=0.1
EXPECT_NEAR(hit.z, 0.f, 1e-6f);

View File

@@ -14,7 +14,7 @@ TEST(LineTracerMore2, UGreaterThanOneReturnsEnd)
// choose ray so barycentric u > 1
Ray ray; ray.start = {2.f, -1.f, -1.f}; ray.end = {2.f, -1.f, 1.f};
const auto hit = LineTracer::get_ray_hit_point(ray, tri);
const auto hit = LineTracer<>::get_ray_hit_point(ray, tri);
EXPECT_EQ(hit, ray.end);
}
@@ -24,7 +24,7 @@ TEST(LineTracerMore2, VGreaterThanOneReturnsEnd)
// choose ray so barycentric v > 1
Ray ray; ray.start = {-1.f, 2.f, -1.f}; ray.end = {-1.f, 2.f, 1.f};
const auto hit = LineTracer::get_ray_hit_point(ray, tri);
const auto hit = LineTracer<>::get_ray_hit_point(ray, tri);
EXPECT_EQ(hit, ray.end);
}
@@ -34,7 +34,7 @@ TEST(LineTracerMore2, UPlusVGreaterThanOneReturnsEnd)
// Ray aimed so u+v > 1 (outside triangle region)
Ray ray; ray.start = {1.f, 1.f, -1.f}; ray.end = {1.f, 1.f, 1.f};
const auto hit = LineTracer::get_ray_hit_point(ray, tri);
const auto hit = LineTracer<>::get_ray_hit_point(ray, tri);
EXPECT_EQ(hit, ray.end);
}
@@ -52,6 +52,6 @@ TEST(LineTracerMore2, ZeroLengthRayHandled)
Ray ray; ray.start = {0.f,0.f,0.f}; ray.end = {0.f,0.f,0.f};
// Zero-length ray: direction length == 0; algorithm should handle without crash
const auto hit = LineTracer::get_ray_hit_point(ray, tri);
const auto hit = LineTracer<>::get_ray_hit_point(ray, tri);
EXPECT_EQ(hit, ray.end);
}

View File

@@ -0,0 +1,358 @@
//
// Created by Copilot on 04.02.2026.
//
// Unit tests for MachOPatternScanner
#include <gtest/gtest.h>
#include <omath/utility/macho_pattern_scan.hpp>
#include <cstdint>
#include <cstring>
#include <fstream>
#include <vector>
using namespace omath;
namespace
{
// Mach-O magic numbers
constexpr std::uint32_t mh_magic_64 = 0xFEEDFACF;
constexpr std::uint32_t mh_magic_32 = 0xFEEDFACE;
constexpr std::uint32_t lc_segment = 0x1;
constexpr std::uint32_t lc_segment_64 = 0x19;
constexpr std::string_view segment_name = "__TEXT";
constexpr std::string_view section_name = "__text";
#pragma pack(push, 1)
struct MachHeader64
{
std::uint32_t magic;
std::uint32_t cputype;
std::uint32_t cpusubtype;
std::uint32_t filetype;
std::uint32_t ncmds;
std::uint32_t sizeofcmds;
std::uint32_t flags;
std::uint32_t reserved;
};
struct MachHeader32
{
std::uint32_t magic;
std::uint32_t cputype;
std::uint32_t cpusubtype;
std::uint32_t filetype;
std::uint32_t ncmds;
std::uint32_t sizeofcmds;
std::uint32_t flags;
};
struct SegmentCommand64
{
std::uint32_t cmd;
std::uint32_t cmdsize;
char segname[16];
std::uint64_t vmaddr;
std::uint64_t vmsize;
std::uint64_t fileoff;
std::uint64_t filesize;
std::uint32_t maxprot;
std::uint32_t initprot;
std::uint32_t nsects;
std::uint32_t flags;
};
struct SegmentCommand32
{
std::uint32_t cmd;
std::uint32_t cmdsize;
char segname[16];
std::uint32_t vmaddr;
std::uint32_t vmsize;
std::uint32_t fileoff;
std::uint32_t filesize;
std::uint32_t maxprot;
std::uint32_t initprot;
std::uint32_t nsects;
std::uint32_t flags;
};
struct Section64
{
char sectname[16];
char segname[16];
std::uint64_t addr;
std::uint64_t size;
std::uint32_t offset;
std::uint32_t align;
std::uint32_t reloff;
std::uint32_t nreloc;
std::uint32_t flags;
std::uint32_t reserved1;
std::uint32_t reserved2;
std::uint32_t reserved3;
};
struct Section32
{
char sectname[16];
char segname[16];
std::uint32_t addr;
std::uint32_t size;
std::uint32_t offset;
std::uint32_t align;
std::uint32_t reloff;
std::uint32_t nreloc;
std::uint32_t flags;
std::uint32_t reserved1;
std::uint32_t reserved2;
};
#pragma pack(pop)
// Helper function to create a minimal 64-bit Mach-O file with a __text section
bool write_minimal_macho64_file(const std::string& path, const std::vector<std::uint8_t>& section_bytes)
{
std::ofstream f(path, std::ios::binary);
if (!f.is_open())
return false;
// Calculate sizes
constexpr std::size_t header_size = sizeof(MachHeader64);
constexpr std::size_t segment_size = sizeof(SegmentCommand64);
constexpr std::size_t section_size = sizeof(Section64);
constexpr std::size_t load_cmd_size = segment_size + section_size;
// Section data will start after headers
const std::size_t section_offset = header_size + load_cmd_size;
// Create Mach-O header
MachHeader64 header{};
header.magic = mh_magic_64;
header.cputype = 0x01000007; // CPU_TYPE_X86_64
header.cpusubtype = 0x3; // CPU_SUBTYPE_X86_64_ALL
header.filetype = 0x2; // MH_EXECUTE
header.ncmds = 1;
header.sizeofcmds = static_cast<std::uint32_t>(load_cmd_size);
header.flags = 0;
header.reserved = 0;
f.write(reinterpret_cast<const char*>(&header), sizeof(header));
// Create segment command
SegmentCommand64 segment{};
segment.cmd = lc_segment_64;
segment.cmdsize = static_cast<std::uint32_t>(load_cmd_size);
std::ranges::copy(segment_name, segment.segname);
segment.vmaddr = 0x100000000;
segment.vmsize = section_bytes.size();
segment.fileoff = section_offset;
segment.filesize = section_bytes.size();
segment.maxprot = 7; // VM_PROT_ALL
segment.initprot = 5; // VM_PROT_READ | VM_PROT_EXECUTE
segment.nsects = 1;
segment.flags = 0;
f.write(reinterpret_cast<const char*>(&segment), sizeof(segment));
// Create section
Section64 section{};
std::ranges::copy(section_name, section.sectname);
std::ranges::copy(segment_name, segment.segname);
section.addr = 0x100000000;
section.size = section_bytes.size();
section.offset = static_cast<std::uint32_t>(section_offset);
section.align = 0;
section.reloff = 0;
section.nreloc = 0;
section.flags = 0;
section.reserved1 = 0;
section.reserved2 = 0;
section.reserved3 = 0;
f.write(reinterpret_cast<const char*>(&section), sizeof(section));
// Write section data
f.write(reinterpret_cast<const char*>(section_bytes.data()), static_cast<std::streamsize>(section_bytes.size()));
f.close();
return true;
}
// Helper function to create a minimal 32-bit Mach-O file with a __text section
bool write_minimal_macho32_file(const std::string& path, const std::vector<std::uint8_t>& section_bytes)
{
std::ofstream f(path, std::ios::binary);
if (!f.is_open())
return false;
// Calculate sizes
constexpr std::size_t header_size = sizeof(MachHeader32);
constexpr std::size_t segment_size = sizeof(SegmentCommand32);
constexpr std::size_t section_size = sizeof(Section32);
constexpr std::size_t load_cmd_size = segment_size + section_size;
// Section data will start after headers
constexpr std::size_t section_offset = header_size + load_cmd_size;
// Create Mach-O header
MachHeader32 header{};
header.magic = mh_magic_32;
header.cputype = 0x7; // CPU_TYPE_X86
header.cpusubtype = 0x3; // CPU_SUBTYPE_X86_ALL
header.filetype = 0x2; // MH_EXECUTE
header.ncmds = 1;
header.sizeofcmds = static_cast<std::uint32_t>(load_cmd_size);
header.flags = 0;
f.write(reinterpret_cast<const char*>(&header), sizeof(header));
// Create segment command
SegmentCommand32 segment{};
segment.cmd = lc_segment;
segment.cmdsize = static_cast<std::uint32_t>(load_cmd_size);
std::ranges::copy(segment_name, segment.segname);
segment.vmaddr = 0x1000;
segment.vmsize = static_cast<std::uint32_t>(section_bytes.size());
segment.fileoff = static_cast<std::uint32_t>(section_offset);
segment.filesize = static_cast<std::uint32_t>(section_bytes.size());
segment.maxprot = 7; // VM_PROT_ALL
segment.initprot = 5; // VM_PROT_READ | VM_PROT_EXECUTE
segment.nsects = 1;
segment.flags = 0;
f.write(reinterpret_cast<const char*>(&segment), sizeof(segment));
// Create section
Section32 section{};
std::ranges::copy(section_name, section.sectname);
std::ranges::copy(segment_name, segment.segname);
section.addr = 0x1000;
section.size = static_cast<std::uint32_t>(section_bytes.size());
section.offset = static_cast<std::uint32_t>(section_offset);
section.align = 0;
section.reloff = 0;
section.nreloc = 0;
section.flags = 0;
section.reserved1 = 0;
section.reserved2 = 0;
f.write(reinterpret_cast<const char*>(&section), sizeof(section));
// Write section data
f.write(reinterpret_cast<const char*>(section_bytes.data()), static_cast<std::streamsize>(section_bytes.size()));
f.close();
return true;
}
} // namespace
// Test scanning for a pattern that exists in a 64-bit Mach-O file
TEST(unit_test_macho_pattern_scan_file, ScanFindsPattern64)
{
constexpr std::string_view path = "./test_minimal_macho64.bin";
const std::vector<std::uint8_t> bytes = {0x55, 0x48, 0x89, 0xE5, 0x90, 0x90}; // push rbp; mov rbp, rsp; nop; nop
ASSERT_TRUE(write_minimal_macho64_file(path.data(), bytes));
const auto res = MachOPatternScanner::scan_for_pattern_in_file(path, "55 48 89 E5", "__text");
EXPECT_TRUE(res.has_value());
if (res.has_value())
{
EXPECT_EQ(res->target_offset, 0);
}
}
// Test scanning for a pattern that exists in a 32-bit Mach-O file
TEST(unit_test_macho_pattern_scan_file, ScanFindsPattern32)
{
constexpr std::string_view path = "./test_minimal_macho32.bin";
const std::vector<std::uint8_t> bytes = {0x55, 0x89, 0xE5, 0x90, 0x90}; // push ebp; mov ebp, esp; nop; nop
ASSERT_TRUE(write_minimal_macho32_file(path.data(), bytes));
const auto res = MachOPatternScanner::scan_for_pattern_in_file(path, "55 89 E5", "__text");
EXPECT_TRUE(res.has_value());
if (res.has_value())
{
EXPECT_EQ(res->target_offset, 0);
}
}
// Test scanning for a pattern that does not exist
TEST(unit_test_macho_pattern_scan_file, ScanMissingPattern)
{
constexpr std::string_view path = "./test_minimal_macho_missing.bin";
const std::vector<std::uint8_t> bytes = {0x00, 0x01, 0x02, 0x03};
ASSERT_TRUE(write_minimal_macho64_file(path.data(), bytes));
const auto res = MachOPatternScanner::scan_for_pattern_in_file(path, "FF EE DD", "__text");
EXPECT_FALSE(res.has_value());
}
// Test scanning for a pattern at a non-zero offset
TEST(unit_test_macho_pattern_scan_file, ScanPatternAtOffset)
{
constexpr std::string_view path = "./test_minimal_macho_offset.bin";
const std::vector<std::uint8_t> bytes = {0x90, 0x90, 0x90, 0x55, 0x48, 0x89, 0xE5}; // nops then pattern
ASSERT_TRUE(write_minimal_macho64_file(path.data(), bytes));
const auto res = MachOPatternScanner::scan_for_pattern_in_file(path, "55 48 89 E5", "__text");
EXPECT_TRUE(res.has_value());
if (res.has_value())
{
EXPECT_EQ(res->target_offset, 3);
}
}
// Test scanning with wildcards
TEST(unit_test_macho_pattern_scan_file, ScanWithWildcard)
{
constexpr std::string_view path = "./test_minimal_macho_wildcard.bin";
const std::vector<std::uint8_t> bytes = {0x55, 0x48, 0x89, 0xE5, 0x90};
ASSERT_TRUE(write_minimal_macho64_file(path.data(), bytes));
const auto res = MachOPatternScanner::scan_for_pattern_in_file(path, "55 ? 89 E5", "__text");
EXPECT_TRUE(res.has_value());
}
// Test scanning a non-existent file
TEST(unit_test_macho_pattern_scan_file, ScanNonExistentFile)
{
const auto res = MachOPatternScanner::scan_for_pattern_in_file("/non/existent/file.bin", "55 48", "__text");
EXPECT_FALSE(res.has_value());
}
// Test scanning an invalid (non-Mach-O) file
TEST(unit_test_macho_pattern_scan_file, ScanInvalidFile)
{
constexpr std::string_view path = "./test_invalid_macho.bin";
std::ofstream f(path.data(), std::ios::binary);
const std::vector<std::uint8_t> garbage = {0x00, 0x01, 0x02, 0x03, 0x04, 0x05};
f.write(reinterpret_cast<const char*>(garbage.data()), static_cast<std::streamsize>(garbage.size()));
f.close();
const auto res = MachOPatternScanner::scan_for_pattern_in_file(path, "55 48", "__text");
EXPECT_FALSE(res.has_value());
}
// Test scanning for a non-existent section
TEST(unit_test_macho_pattern_scan_file, ScanNonExistentSection)
{
constexpr std::string_view path = "./test_minimal_macho_nosect.bin";
const std::vector<std::uint8_t> bytes = {0x55, 0x48, 0x89, 0xE5};
ASSERT_TRUE(write_minimal_macho64_file(path.data(), bytes));
const auto res = MachOPatternScanner::scan_for_pattern_in_file(path, "55 48", "__nonexistent");
EXPECT_FALSE(res.has_value());
}
// Test scanning with null module base address
TEST(unit_test_macho_pattern_scan_loaded, ScanNullModule)
{
const auto res = MachOPatternScanner::scan_for_pattern_in_loaded_module(nullptr, "55 48", "__text");
EXPECT_FALSE(res.has_value());
}
// Test scanning in loaded module with invalid magic
TEST(unit_test_macho_pattern_scan_loaded, ScanInvalidMagic)
{
std::vector<std::uint8_t> invalid_data(256, 0x00);
const auto res = MachOPatternScanner::scan_for_pattern_in_loaded_module(invalid_data.data(), "55 48", "__text");
EXPECT_FALSE(res.has_value());
}

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@@ -0,0 +1,16 @@
//
// Created by Vladislav on 11.01.2026.
//
#include "omath/3d_primitives/box.hpp"
#include "omath/collision/line_tracer.hpp"
#include "omath/engines/opengl_engine/primitives.hpp"
#include <gtest/gtest.h>
TEST(test, test)
{
auto result = omath::primitives::create_box<omath::opengl_engine::BoxMesh>(
{0.f, 30.f, 0.f}, {}, omath::opengl_engine::k_abs_forward, omath::opengl_engine::k_abs_right);
omath::collision::Ray ray{.start = {0, 0, 0}, .end = {-100, 0, 0}};
std::ignore = omath::collision::LineTracer<>::get_ray_hit_point(ray, result);
}

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@@ -0,0 +1,17 @@
//
// Created by Vladislav on 04.01.2026.
//
#include "omath/linear_algebra/vector3.hpp"
#include <gtest/gtest.h>
#include <omath/containers/encrypted_variable.hpp>
TEST(Enc, Test)
{
constexpr omath::Vector3<float> original = {1.f, 2.f, 3.f};
OMATH_DEF_CRYPT_VAR(omath::Vector3<float>, 128) var{original};
{
omath::VarAnchor _ = var.drop_anchor();
EXPECT_EQ(original, var.value());
}
EXPECT_NE(original, var.value());
}

8
tests/main.cpp Normal file
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@@ -0,0 +1,8 @@
#include <gtest/gtest.h>
int main(int argc, char** argv)
{
testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}

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@@ -27,10 +27,11 @@
]
},
"examples": {
"description": "Build benchmarks",
"description": "Build examples",
"dependencies": [
"glfw3",
"glew"
"glew",
"opengl"
]
},
"imgui": {

113
xmake.lua Normal file
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@@ -0,0 +1,113 @@
add_rules("mode.debug", "mode.release")
add_rules("utils.install.cmake_importfiles")
add_rules("utils.install.pkgconfig_importfiles")
set_version("4.6.1", {soname = "4.6"})
set_languages("cxx23")
set_warnings("all")
option("avx2")
set_default(true)
set_showmenu(true)
after_check(function (option)
import("core.base.cpu")
option:enable(cpu.has_feature("avx2"))
end)
option_end()
option("imgui")
set_default(true)
set_showmenu(true)
option_end()
option("examples")
set_default(true)
set_showmenu(true)
option_end()
option("tests")
set_default(true)
set_showmenu(true)
option_end()
if has_config("avx2") then
add_defines("OMATH_ENABLE_AVX2")
add_vectorexts("avx2")
end
if has_config("imgui") then
add_defines("OMATH_IMGUI_INTEGRATION")
add_requires("imgui")
add_packages("imgui")
end
if has_config("examples") then
add_requires("glew", "glfw")
end
if has_config("tests") then
add_requires("gtest")
end
target("omath")
set_kind("static")
add_files("source/**.cpp")
add_includedirs("include", {public = true})
add_headerfiles("include/(**.hpp)", {prefixdir = "omath"})
on_config(function (target)
if has_config("avx2") then
cprint("${green} ✔️ AVX2 supported")
else
cprint("${red} ❌ AVX2 not supported")
end
end)
target("example_projection_matrix_builder")
set_languages("cxx26")
set_kind("binary")
add_files("examples/example_proj_mat_builder.cpp")
add_deps("omath")
set_enabled(has_config("examples"))
target("example_signature_scan")
set_languages("cxx26")
set_kind("binary")
add_files("examples/example_signature_scan.cpp")
add_deps("omath")
set_enabled(has_config("examples"))
target("example_glfw3")
set_languages("cxx26")
set_kind("binary")
add_files("examples/example_glfw3.cpp")
add_deps("omath")
add_packages("glew", "glfw")
set_enabled(has_config("examples"))
for _, file in ipairs(os.files("tests/**.cpp")) do
local name = path.basename(file)
target(name)
set_languages("cxx23")
set_kind("binary")
add_files(file, "tests/main.cpp")
add_deps("omath")
add_packages("gtest")
add_defines("OMATH_BUILD_TESTS")
add_tests("default")
set_default(false)
set_enabled(has_config("tests"))
end
task("check")
on_run(function ()
import("core.project.task")
for _, file in ipairs(os.files("tests/**.cpp")) do
local name = path.basename(file)
task.run("run", {target = name})
end
end)
set_menu {
usage = "xmake check", description = "Run tests !", options = {}
}