Add fresh CMake/platform scaffolding, core engine, and SDL3 window
Platform folders, cmake target/option/platform detection, Linux and PSP scripts and Docker setup, assert/util/thread/error/log/perf/time/console/ engine/display modules, and an SDL3 window cleared to red. Co-Authored-By: Claude Sonnet 5.5 <[email protected]>
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# Copyright (c) 2026 Dominic Masters
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#
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# This software is released under the MIT License.
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# https://opensource.org/licenses/MIT
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# Determines DUSK_TARGET_SYSTEM when it was not explicitly provided with
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# -DDUSK_TARGET_SYSTEM=<target>. Must be included after project() so that the
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# compiler and CMAKE_SYSTEM_NAME are known.
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#
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# Console toolchains all cross compile as "Generic", so they are recognised by
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# the compiler they configure.
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if(DUSK_TARGET_SYSTEM)
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message(STATUS "Dusk target: ${DUSK_TARGET_SYSTEM} (explicit)")
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return()
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endif()
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if(CMAKE_C_COMPILER MATCHES "psp-")
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set(DUSK_DETECTED_SYSTEM "psp")
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elseif(CMAKE_C_COMPILER MATCHES "arm-vita-eabi")
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set(DUSK_DETECTED_SYSTEM "vita")
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elseif(CMAKE_C_COMPILER MATCHES "powerpc-eabi")
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set(DUSK_DETECTED_SYSTEM "dolphin")
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elseif(CMAKE_C_COMPILER MATCHES "ps2")
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set(DUSK_DETECTED_SYSTEM "ps2")
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elseif(CMAKE_C_COMPILER MATCHES "sh-elf")
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set(DUSK_DETECTED_SYSTEM "dreamcast")
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elseif(CMAKE_SYSTEM_NAME STREQUAL "Windows")
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set(DUSK_DETECTED_SYSTEM "windows")
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elseif(CMAKE_SYSTEM_NAME STREQUAL "Linux")
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set(DUSK_DETECTED_SYSTEM "linux")
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else()
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message(FATAL_ERROR
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"Could not determine the target platform (system: ${CMAKE_SYSTEM_NAME}, "
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"compiler: ${CMAKE_C_COMPILER}). Pass -DDUSK_TARGET_SYSTEM=<target>."
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)
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endif()
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set(DUSK_TARGET_SYSTEM "${DUSK_DETECTED_SYSTEM}" CACHE STRING
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"Target platform" FORCE
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)
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set_property(CACHE DUSK_TARGET_SYSTEM PROPERTY STRINGS
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linux windows psp dolphin vita ps2 dreamcast
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)
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message(STATUS "Dusk target: ${DUSK_TARGET_SYSTEM} (detected)")
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# Copyright (c) 2026 Dominic Masters
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#
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# This software is released under the MIT License.
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# https://opensource.org/licenses/MIT
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# Platform setup for the dolphin target, included by the root CMakeLists.txt.
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# Only sets defaults and definitions; the root applies them.
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# Source directories to build for this platform.
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set(DUSK_PLATFORM_DIRS duskdolphin)
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# Default values for the shared options declared in the root CMakeLists.txt.
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# Assertions are faked (compiled out) unless this is a Debug build.
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if(CMAKE_BUILD_TYPE STREQUAL "Debug")
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set(DUSK_DEFAULT_ASSERTIONS_FAKED OFF)
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else()
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set(DUSK_DEFAULT_ASSERTIONS_FAKED ON)
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endif()
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set(DUSK_DEFAULT_BACKTRACE OFF)
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set(DUSK_DEFAULT_TRACK_MEMORY OFF)
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# Platform definitions.
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set(DUSK_PLATFORM_DEFINITIONS
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DUSK_PLATFORM_ENDIAN_BIG
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DUSK_DOLPHIN
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DUSK_THREAD_PTHREAD
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)
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@@ -0,0 +1,26 @@
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# Copyright (c) 2026 Dominic Masters
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#
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# This software is released under the MIT License.
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# https://opensource.org/licenses/MIT
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# Platform setup for the dreamcast target, included by the root CMakeLists.txt.
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# Only sets defaults and definitions; the root applies them.
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# Source directories to build for this platform.
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set(DUSK_PLATFORM_DIRS duskdreamcast)
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# Default values for the shared options declared in the root CMakeLists.txt.
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# Assertions are faked (compiled out) unless this is a Debug build.
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if(CMAKE_BUILD_TYPE STREQUAL "Debug")
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set(DUSK_DEFAULT_ASSERTIONS_FAKED OFF)
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else()
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set(DUSK_DEFAULT_ASSERTIONS_FAKED ON)
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endif()
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set(DUSK_DEFAULT_BACKTRACE OFF)
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set(DUSK_DEFAULT_TRACK_MEMORY OFF)
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# Platform definitions.
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set(DUSK_PLATFORM_DEFINITIONS
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DUSK_PLATFORM_ENDIAN_LITTLE
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DUSK_DREAMCAST
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)
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@@ -0,0 +1,32 @@
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# Copyright (c) 2026 Dominic Masters
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#
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# This software is released under the MIT License.
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# https://opensource.org/licenses/MIT
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# Platform setup for the linux target, included by the root CMakeLists.txt.
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# Only sets defaults and definitions; the root applies them.
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# Source directories to build for this platform.
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set(DUSK_PLATFORM_DIRS dusklinux dusksdl3 duskvulkan)
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# Default values for the shared options declared in the root CMakeLists.txt.
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set(DUSK_DEFAULT_ASSERTIONS_FAKED OFF)
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set(DUSK_DEFAULT_BACKTRACE ON)
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set(DUSK_DEFAULT_TRACK_MEMORY ON)
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# Linux runs on both endiannesses, so detect it from the target compiler.
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include(TestBigEndian)
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test_big_endian(DUSK_IS_BIG_ENDIAN)
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if(DUSK_IS_BIG_ENDIAN)
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set(DUSK_ENDIAN_DEFINITION DUSK_PLATFORM_ENDIAN_BIG)
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else()
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set(DUSK_ENDIAN_DEFINITION DUSK_PLATFORM_ENDIAN_LITTLE)
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endif()
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# Platform definitions.
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set(DUSK_PLATFORM_DEFINITIONS
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${DUSK_ENDIAN_DEFINITION}
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DUSK_LINUX
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DUSK_THREAD_PTHREAD
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DUSK_TIME_DYNAMIC
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)
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# Copyright (c) 2026 Dominic Masters
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#
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# This software is released under the MIT License.
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# https://opensource.org/licenses/MIT
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# All user facing CMake options and their defaults. Included by the root
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# CMakeLists.txt after the platform's target.cmake, which supplies the
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# DUSK_DEFAULT_* values used below. DUSK_TARGET_SYSTEM itself is declared by
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# determineplatform.cmake.
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# General
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option(DUSK_BUILD_TESTS "Enable tests." OFF)
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option(DUSK_NETWORK "Enable network support." ON)
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# Game metadata
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set(DUSK_GAME_NAME "Dusk" CACHE STRING "Game display name.")
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set(DUSK_GAME_AUTHOR "YourWishes" CACHE STRING "Game author / coder.")
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if(NOT DEFINED DUSK_VERSION)
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string(TIMESTAMP DUSK_VERSION "debug-%y%m%d%H%M%S")
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endif()
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# Platform dependent defaults
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option(DUSK_ASSERTIONS_FAKED
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"Compile assertions out (they do nothing)."
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${DUSK_DEFAULT_ASSERTIONS_FAKED}
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)
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option(DUSK_BACKTRACE
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"Log a stack trace on assertion failure."
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${DUSK_DEFAULT_BACKTRACE}
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)
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option(DUSK_TRACK_MEMORY
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"Track memoryAllocate() call sites to help find memory leaks."
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${DUSK_DEFAULT_TRACK_MEMORY}
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)
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# Tests mock assertions, so they can never be faked.
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if(DUSK_BUILD_TESTS AND DUSK_ASSERTIONS_FAKED)
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message(STATUS "DUSK_BUILD_TESTS: forcing DUSK_ASSERTIONS_FAKED off")
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set(DUSK_ASSERTIONS_FAKED OFF CACHE BOOL "" FORCE)
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endif()
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@@ -0,0 +1,26 @@
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# Copyright (c) 2026 Dominic Masters
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#
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# This software is released under the MIT License.
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# https://opensource.org/licenses/MIT
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# Platform setup for the ps2 target, included by the root CMakeLists.txt.
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# Only sets defaults and definitions; the root applies them.
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# Source directories to build for this platform.
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set(DUSK_PLATFORM_DIRS duskps2)
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# Default values for the shared options declared in the root CMakeLists.txt.
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# Assertions are faked (compiled out) unless this is a Debug build.
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if(CMAKE_BUILD_TYPE STREQUAL "Debug")
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set(DUSK_DEFAULT_ASSERTIONS_FAKED OFF)
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else()
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set(DUSK_DEFAULT_ASSERTIONS_FAKED ON)
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endif()
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set(DUSK_DEFAULT_BACKTRACE OFF)
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set(DUSK_DEFAULT_TRACK_MEMORY OFF)
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# Platform definitions.
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set(DUSK_PLATFORM_DEFINITIONS
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DUSK_PLATFORM_ENDIAN_LITTLE
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DUSK_PS2
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)
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@@ -0,0 +1,27 @@
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# Copyright (c) 2026 Dominic Masters
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#
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# This software is released under the MIT License.
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# https://opensource.org/licenses/MIT
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# Platform setup for the psp target, included by the root CMakeLists.txt.
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# Only sets defaults and definitions; the root applies them.
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# Source directories to build for this platform.
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set(DUSK_PLATFORM_DIRS duskpsp)
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# Default values for the shared options declared in the root CMakeLists.txt.
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# Assertions are faked (compiled out) unless this is a Debug build.
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if(CMAKE_BUILD_TYPE STREQUAL "Debug")
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set(DUSK_DEFAULT_ASSERTIONS_FAKED OFF)
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else()
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set(DUSK_DEFAULT_ASSERTIONS_FAKED ON)
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endif()
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set(DUSK_DEFAULT_BACKTRACE OFF)
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set(DUSK_DEFAULT_TRACK_MEMORY OFF)
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# Platform definitions.
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set(DUSK_PLATFORM_DEFINITIONS
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DUSK_PLATFORM_ENDIAN_LITTLE
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DUSK_PSP
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DUSK_THREAD_PTHREAD
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)
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@@ -0,0 +1,27 @@
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# Copyright (c) 2026 Dominic Masters
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#
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# This software is released under the MIT License.
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# https://opensource.org/licenses/MIT
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# Platform setup for the vita target, included by the root CMakeLists.txt.
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# Only sets defaults and definitions; the root applies them.
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# Source directories to build for this platform.
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set(DUSK_PLATFORM_DIRS duskvita)
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# Default values for the shared options declared in the root CMakeLists.txt.
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# Assertions are faked (compiled out) unless this is a Debug build.
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if(CMAKE_BUILD_TYPE STREQUAL "Debug")
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set(DUSK_DEFAULT_ASSERTIONS_FAKED OFF)
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else()
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set(DUSK_DEFAULT_ASSERTIONS_FAKED ON)
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endif()
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set(DUSK_DEFAULT_BACKTRACE OFF)
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set(DUSK_DEFAULT_TRACK_MEMORY OFF)
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# Platform definitions.
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set(DUSK_PLATFORM_DEFINITIONS
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DUSK_PLATFORM_ENDIAN_LITTLE
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DUSK_VITA
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DUSK_THREAD_PTHREAD
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)
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@@ -0,0 +1,21 @@
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# Copyright (c) 2026 Dominic Masters
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#
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# This software is released under the MIT License.
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# https://opensource.org/licenses/MIT
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# Platform setup for the windows target, included by the root CMakeLists.txt.
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# Only sets defaults and definitions; the root applies them.
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# Source directories to build for this platform.
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set(DUSK_PLATFORM_DIRS duskwindows dusksdl3 duskvulkan)
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# Default values for the shared options declared in the root CMakeLists.txt.
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set(DUSK_DEFAULT_ASSERTIONS_FAKED OFF)
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set(DUSK_DEFAULT_BACKTRACE OFF)
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set(DUSK_DEFAULT_TRACK_MEMORY ON)
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# Platform definitions.
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set(DUSK_PLATFORM_DEFINITIONS
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DUSK_PLATFORM_ENDIAN_LITTLE
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DUSK_WINDOWS
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)
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