diff --git a/CMakeLists.txt b/CMakeLists.txt index e69de29..335ed27 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -0,0 +1,15 @@ +cmake_minimum_required(VERSION 3.24) +project(SDL3VulkanCube LANGUAGES CXX) + +set(CMAKE_CXX_STANDARD 23) +set(CMAKE_CXX_STANDARD_REQUIRED ON) +set(CMAKE_CXX_EXTENSIONS OFF) + +find_package(SDL3 CONFIG REQUIRED) +find_package(Vulkan REQUIRED) + +add_executable(spinning_cube src/main.cpp) +target_link_libraries(spinning_cube PRIVATE SDL3::SDL3 Vulkan::Vulkan) +target_compile_definitions(spinning_cube PRIVATE SDL_MAIN_HANDLED) + +file(COPY "${CMAKE_CURRENT_SOURCE_DIR}/shaders" DESTINATION "${CMAKE_CURRENT_BINARY_DIR}") diff --git a/README.md b/README.md index 7a30425..4f004a5 100644 --- a/README.md +++ b/README.md @@ -1,2 +1,23 @@ # SDL3CPlusPlus -SDL3 CPlusPlus +A minimal SDL3 + Vulkan spinning cube demo. + +## Build + +1. Install SDL3 development headers and Vulkan loader on your platform. +2. Configure with CMake: + ``` + cmake -B build -S . + ``` +3. Build the demo: + ``` + cmake --build build + ``` + +Shaders are copied into `build/shaders` during configuration, so the demo can load the precompiled `cube.{vert,frag}.spv`. + +## Run + +``` +cmake --build build --target spinning_cube +./build/spinning_cube +``` diff --git a/build/CMakeCache.txt b/build/CMakeCache.txt new file mode 100644 index 0000000..503cee2 --- /dev/null +++ b/build/CMakeCache.txt @@ -0,0 +1,340 @@ +# This is the CMakeCache file. +# For build in directory: /mnt/c/Users/richa/SDL3CPlusPlus/build +# It was generated by CMake: /usr/bin/cmake +# You can edit this file to change values found and used by cmake. +# If you do not want to change any of the values, simply exit the editor. +# If you do want to change a value, simply edit, save, and exit the editor. +# The syntax for the file is as follows: +# KEY:TYPE=VALUE +# KEY is the name of a variable in the cache. +# TYPE is a hint to GUIs for the type of VALUE, DO NOT EDIT TYPE!. +# VALUE is the current value for the 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Look for 6 digit vs. 8 digit version number to decide encoding. + * VVVV is no smaller than the current year when a version is released. + */ +#if __INTEL_LLVM_COMPILER < 1000000L +# define COMPILER_VERSION_MAJOR DEC(__INTEL_LLVM_COMPILER/100) +# define COMPILER_VERSION_MINOR DEC(__INTEL_LLVM_COMPILER/10 % 10) +# define COMPILER_VERSION_PATCH DEC(__INTEL_LLVM_COMPILER % 10) +#else +# define COMPILER_VERSION_MAJOR DEC(__INTEL_LLVM_COMPILER/10000) +# define COMPILER_VERSION_MINOR DEC(__INTEL_LLVM_COMPILER/100 % 100) +# define COMPILER_VERSION_PATCH DEC(__INTEL_LLVM_COMPILER % 100) +#endif +#if defined(_MSC_VER) + /* _MSC_VER = VVRR */ +# define SIMULATE_VERSION_MAJOR DEC(_MSC_VER / 100) +# define SIMULATE_VERSION_MINOR DEC(_MSC_VER % 100) +#endif +#if defined(__GNUC__) +# define SIMULATE_VERSION_MAJOR DEC(__GNUC__) +#elif defined(__GNUG__) +# define SIMULATE_VERSION_MAJOR DEC(__GNUG__) +#endif +#if defined(__GNUC_MINOR__) +# define SIMULATE_VERSION_MINOR DEC(__GNUC_MINOR__) +#endif +#if defined(__GNUC_PATCHLEVEL__) +# define SIMULATE_VERSION_PATCH DEC(__GNUC_PATCHLEVEL__) +#endif + +#elif defined(__PATHCC__) +# define COMPILER_ID "PathScale" +# define COMPILER_VERSION_MAJOR DEC(__PATHCC__) +# define COMPILER_VERSION_MINOR DEC(__PATHCC_MINOR__) +# if defined(__PATHCC_PATCHLEVEL__) +# define COMPILER_VERSION_PATCH DEC(__PATHCC_PATCHLEVEL__) +# endif + +#elif defined(__BORLANDC__) && defined(__CODEGEARC_VERSION__) +# define COMPILER_ID "Embarcadero" +# define COMPILER_VERSION_MAJOR HEX(__CODEGEARC_VERSION__>>24 & 0x00FF) +# define COMPILER_VERSION_MINOR HEX(__CODEGEARC_VERSION__>>16 & 0x00FF) +# define COMPILER_VERSION_PATCH DEC(__CODEGEARC_VERSION__ & 0xFFFF) + +#elif defined(__BORLANDC__) +# define COMPILER_ID "Borland" + /* __BORLANDC__ = 0xVRR */ +# define COMPILER_VERSION_MAJOR HEX(__BORLANDC__>>8) +# define COMPILER_VERSION_MINOR HEX(__BORLANDC__ & 0xFF) + +#elif defined(__WATCOMC__) && __WATCOMC__ < 1200 +# define COMPILER_ID "Watcom" + /* __WATCOMC__ = VVRR */ +# define COMPILER_VERSION_MAJOR DEC(__WATCOMC__ / 100) +# define COMPILER_VERSION_MINOR DEC((__WATCOMC__ / 10) % 10) +# if (__WATCOMC__ % 10) > 0 +# define COMPILER_VERSION_PATCH DEC(__WATCOMC__ % 10) +# endif + +#elif defined(__WATCOMC__) +# define COMPILER_ID "OpenWatcom" + /* __WATCOMC__ = VVRP + 1100 */ +# define COMPILER_VERSION_MAJOR DEC((__WATCOMC__ - 1100) / 100) +# define COMPILER_VERSION_MINOR DEC((__WATCOMC__ / 10) % 10) +# if (__WATCOMC__ % 10) > 0 +# define COMPILER_VERSION_PATCH DEC(__WATCOMC__ % 10) +# endif + +#elif defined(__SUNPRO_CC) +# define COMPILER_ID "SunPro" +# if __SUNPRO_CC >= 0x5100 + /* __SUNPRO_CC = 0xVRRP */ +# define COMPILER_VERSION_MAJOR HEX(__SUNPRO_CC>>12) +# define COMPILER_VERSION_MINOR HEX(__SUNPRO_CC>>4 & 0xFF) +# define COMPILER_VERSION_PATCH HEX(__SUNPRO_CC & 0xF) +# else + /* __SUNPRO_CC = 0xVRP */ +# define COMPILER_VERSION_MAJOR HEX(__SUNPRO_CC>>8) +# define COMPILER_VERSION_MINOR HEX(__SUNPRO_CC>>4 & 0xF) +# define COMPILER_VERSION_PATCH HEX(__SUNPRO_CC & 0xF) +# endif + +#elif defined(__HP_aCC) +# define COMPILER_ID "HP" + /* __HP_aCC = VVRRPP */ +# define COMPILER_VERSION_MAJOR DEC(__HP_aCC/10000) +# define COMPILER_VERSION_MINOR DEC(__HP_aCC/100 % 100) +# define COMPILER_VERSION_PATCH DEC(__HP_aCC % 100) + +#elif defined(__DECCXX) +# define COMPILER_ID "Compaq" + /* __DECCXX_VER = VVRRTPPPP */ +# define COMPILER_VERSION_MAJOR DEC(__DECCXX_VER/10000000) +# define COMPILER_VERSION_MINOR DEC(__DECCXX_VER/100000 % 100) +# define COMPILER_VERSION_PATCH DEC(__DECCXX_VER % 10000) + +#elif defined(__IBMCPP__) && defined(__COMPILER_VER__) +# define COMPILER_ID "zOS" + /* __IBMCPP__ = VRP */ +# define COMPILER_VERSION_MAJOR DEC(__IBMCPP__/100) +# define COMPILER_VERSION_MINOR DEC(__IBMCPP__/10 % 10) +# define COMPILER_VERSION_PATCH DEC(__IBMCPP__ % 10) + +#elif defined(__open_xl__) && defined(__clang__) +# define COMPILER_ID "IBMClang" +# define COMPILER_VERSION_MAJOR DEC(__open_xl_version__) +# define COMPILER_VERSION_MINOR DEC(__open_xl_release__) +# define COMPILER_VERSION_PATCH DEC(__open_xl_modification__) +# define COMPILER_VERSION_TWEAK DEC(__open_xl_ptf_fix_level__) + + +#elif defined(__ibmxl__) && defined(__clang__) +# define COMPILER_ID "XLClang" +# define COMPILER_VERSION_MAJOR DEC(__ibmxl_version__) +# define COMPILER_VERSION_MINOR DEC(__ibmxl_release__) +# define COMPILER_VERSION_PATCH DEC(__ibmxl_modification__) +# define COMPILER_VERSION_TWEAK DEC(__ibmxl_ptf_fix_level__) + + +#elif defined(__IBMCPP__) && !defined(__COMPILER_VER__) && __IBMCPP__ >= 800 +# define COMPILER_ID "XL" + /* __IBMCPP__ = VRP */ +# define COMPILER_VERSION_MAJOR DEC(__IBMCPP__/100) +# define COMPILER_VERSION_MINOR DEC(__IBMCPP__/10 % 10) +# define COMPILER_VERSION_PATCH DEC(__IBMCPP__ % 10) + +#elif defined(__IBMCPP__) && !defined(__COMPILER_VER__) && __IBMCPP__ < 800 +# define COMPILER_ID "VisualAge" + /* __IBMCPP__ = VRP */ +# define COMPILER_VERSION_MAJOR DEC(__IBMCPP__/100) +# define COMPILER_VERSION_MINOR DEC(__IBMCPP__/10 % 10) +# define COMPILER_VERSION_PATCH DEC(__IBMCPP__ % 10) + +#elif defined(__NVCOMPILER) +# define COMPILER_ID "NVHPC" +# define COMPILER_VERSION_MAJOR DEC(__NVCOMPILER_MAJOR__) +# define COMPILER_VERSION_MINOR DEC(__NVCOMPILER_MINOR__) +# if defined(__NVCOMPILER_PATCHLEVEL__) +# define COMPILER_VERSION_PATCH DEC(__NVCOMPILER_PATCHLEVEL__) +# endif + +#elif defined(__PGI) +# define COMPILER_ID "PGI" +# define COMPILER_VERSION_MAJOR DEC(__PGIC__) +# define COMPILER_VERSION_MINOR DEC(__PGIC_MINOR__) +# if defined(__PGIC_PATCHLEVEL__) +# define COMPILER_VERSION_PATCH DEC(__PGIC_PATCHLEVEL__) +# endif + +#elif defined(__clang__) && defined(__cray__) +# define COMPILER_ID "CrayClang" +# define COMPILER_VERSION_MAJOR DEC(__cray_major__) +# define COMPILER_VERSION_MINOR DEC(__cray_minor__) +# define COMPILER_VERSION_PATCH DEC(__cray_patchlevel__) +# define COMPILER_VERSION_INTERNAL_STR __clang_version__ + + +#elif defined(_CRAYC) +# define COMPILER_ID "Cray" +# define COMPILER_VERSION_MAJOR DEC(_RELEASE_MAJOR) +# define COMPILER_VERSION_MINOR DEC(_RELEASE_MINOR) + +#elif defined(__TI_COMPILER_VERSION__) +# define COMPILER_ID "TI" + /* __TI_COMPILER_VERSION__ = VVVRRRPPP */ +# define COMPILER_VERSION_MAJOR DEC(__TI_COMPILER_VERSION__/1000000) +# define COMPILER_VERSION_MINOR DEC(__TI_COMPILER_VERSION__/1000 % 1000) +# define COMPILER_VERSION_PATCH DEC(__TI_COMPILER_VERSION__ % 1000) + +#elif defined(__CLANG_FUJITSU) +# define COMPILER_ID "FujitsuClang" +# define COMPILER_VERSION_MAJOR DEC(__FCC_major__) +# define COMPILER_VERSION_MINOR DEC(__FCC_minor__) +# define COMPILER_VERSION_PATCH DEC(__FCC_patchlevel__) +# define COMPILER_VERSION_INTERNAL_STR __clang_version__ + + +#elif defined(__FUJITSU) +# define COMPILER_ID "Fujitsu" +# if defined(__FCC_version__) +# define COMPILER_VERSION __FCC_version__ +# elif defined(__FCC_major__) +# define COMPILER_VERSION_MAJOR DEC(__FCC_major__) +# define COMPILER_VERSION_MINOR DEC(__FCC_minor__) +# define COMPILER_VERSION_PATCH DEC(__FCC_patchlevel__) +# endif +# if defined(__fcc_version) +# define COMPILER_VERSION_INTERNAL DEC(__fcc_version) +# elif defined(__FCC_VERSION) +# define COMPILER_VERSION_INTERNAL DEC(__FCC_VERSION) +# endif + + +#elif defined(__ghs__) +# define COMPILER_ID "GHS" +/* __GHS_VERSION_NUMBER = VVVVRP */ +# ifdef __GHS_VERSION_NUMBER +# define COMPILER_VERSION_MAJOR DEC(__GHS_VERSION_NUMBER / 100) +# define COMPILER_VERSION_MINOR DEC(__GHS_VERSION_NUMBER / 10 % 10) +# define COMPILER_VERSION_PATCH DEC(__GHS_VERSION_NUMBER % 10) +# endif + +#elif defined(__TASKING__) +# define COMPILER_ID "Tasking" + # define COMPILER_VERSION_MAJOR DEC(__VERSION__/1000) + # define COMPILER_VERSION_MINOR DEC(__VERSION__ % 100) +# define COMPILER_VERSION_INTERNAL DEC(__VERSION__) + +#elif defined(__ORANGEC__) +# define COMPILER_ID "OrangeC" +# define COMPILER_VERSION_MAJOR DEC(__ORANGEC_MAJOR__) +# define COMPILER_VERSION_MINOR DEC(__ORANGEC_MINOR__) +# define COMPILER_VERSION_PATCH DEC(__ORANGEC_PATCHLEVEL__) + +#elif defined(__SCO_VERSION__) +# define COMPILER_ID "SCO" + +#elif defined(__ARMCC_VERSION) && !defined(__clang__) +# define COMPILER_ID "ARMCC" +#if __ARMCC_VERSION >= 1000000 + /* __ARMCC_VERSION = VRRPPPP */ + # define COMPILER_VERSION_MAJOR DEC(__ARMCC_VERSION/1000000) + # define COMPILER_VERSION_MINOR DEC(__ARMCC_VERSION/10000 % 100) + # define COMPILER_VERSION_PATCH DEC(__ARMCC_VERSION % 10000) +#else + /* __ARMCC_VERSION = VRPPPP */ + # define COMPILER_VERSION_MAJOR DEC(__ARMCC_VERSION/100000) + # define COMPILER_VERSION_MINOR DEC(__ARMCC_VERSION/10000 % 10) + # define COMPILER_VERSION_PATCH DEC(__ARMCC_VERSION % 10000) +#endif + + +#elif defined(__clang__) && defined(__apple_build_version__) +# define COMPILER_ID "AppleClang" +# if defined(_MSC_VER) +# define SIMULATE_ID "MSVC" +# endif +# define COMPILER_VERSION_MAJOR DEC(__clang_major__) +# define COMPILER_VERSION_MINOR DEC(__clang_minor__) +# define COMPILER_VERSION_PATCH DEC(__clang_patchlevel__) +# if defined(_MSC_VER) + /* _MSC_VER = VVRR */ +# define SIMULATE_VERSION_MAJOR DEC(_MSC_VER / 100) +# define SIMULATE_VERSION_MINOR DEC(_MSC_VER % 100) +# endif +# define COMPILER_VERSION_TWEAK DEC(__apple_build_version__) + +#elif defined(__clang__) && defined(__ARMCOMPILER_VERSION) +# define COMPILER_ID "ARMClang" + # define COMPILER_VERSION_MAJOR DEC(__ARMCOMPILER_VERSION/1000000) + # define COMPILER_VERSION_MINOR DEC(__ARMCOMPILER_VERSION/10000 % 100) + # define COMPILER_VERSION_PATCH DEC(__ARMCOMPILER_VERSION/100 % 100) +# define COMPILER_VERSION_INTERNAL DEC(__ARMCOMPILER_VERSION) + +#elif defined(__clang__) +# define COMPILER_ID "Clang" +# if defined(_MSC_VER) +# define SIMULATE_ID "MSVC" +# endif +# define COMPILER_VERSION_MAJOR DEC(__clang_major__) +# define COMPILER_VERSION_MINOR DEC(__clang_minor__) +# define COMPILER_VERSION_PATCH DEC(__clang_patchlevel__) +# if defined(_MSC_VER) + /* _MSC_VER = VVRR */ +# define SIMULATE_VERSION_MAJOR DEC(_MSC_VER / 100) +# define SIMULATE_VERSION_MINOR DEC(_MSC_VER % 100) +# endif + +#elif defined(__LCC__) && (defined(__GNUC__) || defined(__GNUG__) || defined(__MCST__)) +# define COMPILER_ID "LCC" +# define COMPILER_VERSION_MAJOR DEC(__LCC__ / 100) +# define COMPILER_VERSION_MINOR DEC(__LCC__ % 100) +# if defined(__LCC_MINOR__) +# define COMPILER_VERSION_PATCH DEC(__LCC_MINOR__) +# endif +# if defined(__GNUC__) && defined(__GNUC_MINOR__) +# define SIMULATE_ID "GNU" +# define SIMULATE_VERSION_MAJOR DEC(__GNUC__) +# define SIMULATE_VERSION_MINOR DEC(__GNUC_MINOR__) +# if defined(__GNUC_PATCHLEVEL__) +# define SIMULATE_VERSION_PATCH DEC(__GNUC_PATCHLEVEL__) +# endif +# endif + +#elif defined(__GNUC__) || defined(__GNUG__) +# define COMPILER_ID "GNU" +# if defined(__GNUC__) +# define COMPILER_VERSION_MAJOR DEC(__GNUC__) +# else +# define COMPILER_VERSION_MAJOR DEC(__GNUG__) +# endif +# if defined(__GNUC_MINOR__) +# define COMPILER_VERSION_MINOR DEC(__GNUC_MINOR__) +# endif +# if defined(__GNUC_PATCHLEVEL__) +# define COMPILER_VERSION_PATCH DEC(__GNUC_PATCHLEVEL__) +# endif + +#elif defined(_MSC_VER) +# define COMPILER_ID "MSVC" + /* _MSC_VER = VVRR */ +# define COMPILER_VERSION_MAJOR DEC(_MSC_VER / 100) +# define COMPILER_VERSION_MINOR DEC(_MSC_VER % 100) +# if defined(_MSC_FULL_VER) +# if _MSC_VER >= 1400 + /* _MSC_FULL_VER = VVRRPPPPP */ +# define COMPILER_VERSION_PATCH DEC(_MSC_FULL_VER % 100000) +# else + /* _MSC_FULL_VER = VVRRPPPP */ +# define COMPILER_VERSION_PATCH DEC(_MSC_FULL_VER % 10000) +# endif +# endif +# if defined(_MSC_BUILD) +# define COMPILER_VERSION_TWEAK DEC(_MSC_BUILD) +# endif + +#elif defined(_ADI_COMPILER) +# define COMPILER_ID "ADSP" +#if defined(__VERSIONNUM__) + /* __VERSIONNUM__ = 0xVVRRPPTT */ +# define COMPILER_VERSION_MAJOR DEC(__VERSIONNUM__ >> 24 & 0xFF) +# define COMPILER_VERSION_MINOR DEC(__VERSIONNUM__ >> 16 & 0xFF) +# define COMPILER_VERSION_PATCH DEC(__VERSIONNUM__ >> 8 & 0xFF) +# define COMPILER_VERSION_TWEAK DEC(__VERSIONNUM__ & 0xFF) +#endif + +#elif defined(__IAR_SYSTEMS_ICC__) || defined(__IAR_SYSTEMS_ICC) +# define COMPILER_ID "IAR" +# if defined(__VER__) && defined(__ICCARM__) +# define COMPILER_VERSION_MAJOR DEC((__VER__) / 1000000) +# define COMPILER_VERSION_MINOR DEC(((__VER__) / 1000) % 1000) +# define COMPILER_VERSION_PATCH DEC((__VER__) % 1000) +# define COMPILER_VERSION_INTERNAL DEC(__IAR_SYSTEMS_ICC__) +# elif defined(__VER__) && (defined(__ICCAVR__) || defined(__ICCRX__) || defined(__ICCRH850__) || defined(__ICCRL78__) || defined(__ICC430__) || defined(__ICCRISCV__) || defined(__ICCV850__) || defined(__ICC8051__) || defined(__ICCSTM8__)) +# define COMPILER_VERSION_MAJOR DEC((__VER__) / 100) +# define COMPILER_VERSION_MINOR DEC((__VER__) - (((__VER__) / 100)*100)) +# define COMPILER_VERSION_PATCH DEC(__SUBVERSION__) +# define COMPILER_VERSION_INTERNAL DEC(__IAR_SYSTEMS_ICC__) +# endif + + +/* These compilers are either not known or too old to define an + identification macro. Try to identify the platform and guess that + it is the native compiler. */ +#elif defined(__hpux) || defined(__hpua) +# define COMPILER_ID "HP" + +#else /* unknown compiler */ +# define COMPILER_ID "" +#endif + +/* Construct the string literal in pieces to prevent the source from + getting matched. Store it in a pointer rather than an array + because some compilers will just produce instructions to fill the + array rather than assigning a pointer to a static array. */ +char const* info_compiler = "INFO" ":" "compiler[" COMPILER_ID "]"; +#ifdef SIMULATE_ID +char const* info_simulate = "INFO" ":" "simulate[" SIMULATE_ID "]"; +#endif + +#ifdef __QNXNTO__ +char const* qnxnto = "INFO" ":" "qnxnto[]"; +#endif + +#if defined(__CRAYXT_COMPUTE_LINUX_TARGET) +char const *info_cray = "INFO" ":" "compiler_wrapper[CrayPrgEnv]"; +#endif + +#define STRINGIFY_HELPER(X) #X +#define STRINGIFY(X) STRINGIFY_HELPER(X) + +/* Identify known platforms by name. */ +#if defined(__linux) || defined(__linux__) || defined(linux) +# define PLATFORM_ID "Linux" + +#elif defined(__MSYS__) +# define PLATFORM_ID "MSYS" + +#elif defined(__CYGWIN__) +# define PLATFORM_ID "Cygwin" + +#elif defined(__MINGW32__) +# define PLATFORM_ID "MinGW" + +#elif defined(__APPLE__) +# define PLATFORM_ID "Darwin" + +#elif defined(_WIN32) || defined(__WIN32__) || defined(WIN32) +# define PLATFORM_ID "Windows" + +#elif defined(__FreeBSD__) || defined(__FreeBSD) +# define PLATFORM_ID "FreeBSD" + +#elif defined(__NetBSD__) || defined(__NetBSD) +# define PLATFORM_ID "NetBSD" + +#elif defined(__OpenBSD__) || defined(__OPENBSD) +# define PLATFORM_ID "OpenBSD" + +#elif defined(__sun) || defined(sun) +# define PLATFORM_ID "SunOS" + +#elif defined(_AIX) || defined(__AIX) || defined(__AIX__) || defined(__aix) || defined(__aix__) +# define PLATFORM_ID "AIX" + +#elif defined(__hpux) || defined(__hpux__) +# define PLATFORM_ID "HP-UX" + +#elif defined(__HAIKU__) +# define PLATFORM_ID "Haiku" + +#elif defined(__BeOS) || defined(__BEOS__) || defined(_BEOS) +# define PLATFORM_ID "BeOS" + +#elif defined(__QNX__) || defined(__QNXNTO__) +# define PLATFORM_ID "QNX" + +#elif defined(__tru64) || defined(_tru64) || defined(__TRU64__) +# define PLATFORM_ID "Tru64" + +#elif defined(__riscos) || defined(__riscos__) +# define PLATFORM_ID "RISCos" + +#elif defined(__sinix) || defined(__sinix__) || defined(__SINIX__) +# define PLATFORM_ID "SINIX" + +#elif defined(__UNIX_SV__) +# define PLATFORM_ID "UNIX_SV" + +#elif defined(__bsdos__) +# define PLATFORM_ID "BSDOS" + +#elif defined(_MPRAS) || defined(MPRAS) +# define PLATFORM_ID "MP-RAS" + +#elif defined(__osf) || defined(__osf__) +# define PLATFORM_ID "OSF1" + +#elif defined(_SCO_SV) || defined(SCO_SV) || defined(sco_sv) +# define PLATFORM_ID "SCO_SV" + +#elif defined(__ultrix) || defined(__ultrix__) || defined(_ULTRIX) +# define PLATFORM_ID "ULTRIX" + +#elif defined(__XENIX__) || defined(_XENIX) || defined(XENIX) +# define PLATFORM_ID "Xenix" + +#elif defined(__WATCOMC__) +# if defined(__LINUX__) +# define PLATFORM_ID "Linux" + +# elif defined(__DOS__) +# define PLATFORM_ID "DOS" + +# elif defined(__OS2__) +# define PLATFORM_ID "OS2" + +# elif defined(__WINDOWS__) +# define PLATFORM_ID "Windows3x" + +# elif defined(__VXWORKS__) +# define PLATFORM_ID "VxWorks" + +# else /* unknown platform */ +# define PLATFORM_ID +# endif + +#elif defined(__INTEGRITY) +# if defined(INT_178B) +# define PLATFORM_ID "Integrity178" + +# else /* regular Integrity */ +# define PLATFORM_ID "Integrity" +# endif + +# elif defined(_ADI_COMPILER) +# define PLATFORM_ID "ADSP" + +#else /* unknown platform */ +# define PLATFORM_ID + +#endif + +/* For windows compilers MSVC and Intel we can determine + the architecture of the compiler being used. This is because + the compilers do not have flags that can change the architecture, + but rather depend on which compiler is being used +*/ +#if defined(_WIN32) && defined(_MSC_VER) +# if defined(_M_IA64) +# define ARCHITECTURE_ID "IA64" + +# elif defined(_M_ARM64EC) +# define ARCHITECTURE_ID "ARM64EC" + +# elif defined(_M_X64) || defined(_M_AMD64) +# define ARCHITECTURE_ID "x64" + +# elif defined(_M_IX86) +# define ARCHITECTURE_ID "X86" + +# elif defined(_M_ARM64) +# define ARCHITECTURE_ID "ARM64" + +# elif defined(_M_ARM) +# if _M_ARM == 4 +# define ARCHITECTURE_ID "ARMV4I" +# elif _M_ARM == 5 +# define ARCHITECTURE_ID "ARMV5I" +# else +# define ARCHITECTURE_ID "ARMV" STRINGIFY(_M_ARM) +# endif + +# elif defined(_M_MIPS) +# define ARCHITECTURE_ID "MIPS" + +# elif defined(_M_SH) +# define ARCHITECTURE_ID "SHx" + +# else /* unknown architecture */ +# define ARCHITECTURE_ID "" +# endif + +#elif defined(__WATCOMC__) +# if defined(_M_I86) +# define ARCHITECTURE_ID "I86" + +# elif defined(_M_IX86) +# define ARCHITECTURE_ID "X86" + +# else /* unknown architecture */ +# define ARCHITECTURE_ID "" +# endif + +#elif defined(__IAR_SYSTEMS_ICC__) || defined(__IAR_SYSTEMS_ICC) +# if defined(__ICCARM__) +# define ARCHITECTURE_ID "ARM" + +# elif defined(__ICCRX__) +# define ARCHITECTURE_ID "RX" + +# elif defined(__ICCRH850__) +# define ARCHITECTURE_ID "RH850" + +# elif defined(__ICCRL78__) +# define ARCHITECTURE_ID "RL78" + +# elif defined(__ICCRISCV__) +# define ARCHITECTURE_ID "RISCV" + +# elif defined(__ICCAVR__) +# define ARCHITECTURE_ID "AVR" + +# elif defined(__ICC430__) +# define ARCHITECTURE_ID "MSP430" + +# elif defined(__ICCV850__) +# define ARCHITECTURE_ID "V850" + +# elif defined(__ICC8051__) +# define ARCHITECTURE_ID "8051" + +# elif defined(__ICCSTM8__) +# define ARCHITECTURE_ID "STM8" + +# else /* unknown architecture */ +# define ARCHITECTURE_ID "" +# endif + +#elif defined(__ghs__) +# if defined(__PPC64__) +# define ARCHITECTURE_ID "PPC64" + +# elif defined(__ppc__) +# define ARCHITECTURE_ID "PPC" + +# elif defined(__ARM__) +# define ARCHITECTURE_ID "ARM" + +# elif defined(__x86_64__) +# define ARCHITECTURE_ID "x64" + +# elif defined(__i386__) +# define ARCHITECTURE_ID "X86" + +# else /* unknown architecture */ +# define ARCHITECTURE_ID "" +# endif + +#elif defined(__TI_COMPILER_VERSION__) +# if defined(__TI_ARM__) +# define ARCHITECTURE_ID "ARM" + +# elif defined(__MSP430__) +# define ARCHITECTURE_ID "MSP430" + +# elif defined(__TMS320C28XX__) +# define ARCHITECTURE_ID "TMS320C28x" + +# elif defined(__TMS320C6X__) || defined(_TMS320C6X) +# define ARCHITECTURE_ID "TMS320C6x" + +# else /* unknown architecture */ +# define ARCHITECTURE_ID "" +# endif + +# elif defined(__ADSPSHARC__) +# define ARCHITECTURE_ID "SHARC" + +# elif defined(__ADSPBLACKFIN__) +# define ARCHITECTURE_ID "Blackfin" + +#elif defined(__TASKING__) + +# if defined(__CTC__) || defined(__CPTC__) +# define ARCHITECTURE_ID "TriCore" + +# elif defined(__CMCS__) +# define ARCHITECTURE_ID "MCS" + +# elif defined(__CARM__) +# define ARCHITECTURE_ID "ARM" + +# elif defined(__CARC__) +# define ARCHITECTURE_ID "ARC" + +# elif defined(__C51__) +# define ARCHITECTURE_ID "8051" + +# elif defined(__CPCP__) +# define ARCHITECTURE_ID "PCP" + +# else +# define ARCHITECTURE_ID "" +# endif + +#else +# define ARCHITECTURE_ID +#endif + +/* Convert integer to decimal digit literals. */ +#define DEC(n) \ + ('0' + (((n) / 10000000)%10)), \ + ('0' + (((n) / 1000000)%10)), \ + ('0' + (((n) / 100000)%10)), \ + ('0' + (((n) / 10000)%10)), \ + ('0' + (((n) / 1000)%10)), \ + ('0' + (((n) / 100)%10)), \ + ('0' + (((n) / 10)%10)), \ + ('0' + ((n) % 10)) + +/* Convert integer to hex digit literals. */ +#define HEX(n) \ + ('0' + ((n)>>28 & 0xF)), \ + ('0' + ((n)>>24 & 0xF)), \ + ('0' + ((n)>>20 & 0xF)), \ + ('0' + ((n)>>16 & 0xF)), \ + ('0' + ((n)>>12 & 0xF)), \ + ('0' + ((n)>>8 & 0xF)), \ + ('0' + ((n)>>4 & 0xF)), \ + ('0' + ((n) & 0xF)) + +/* Construct a string literal encoding the version number. */ +#ifdef COMPILER_VERSION +char const* info_version = "INFO" ":" "compiler_version[" COMPILER_VERSION "]"; + +/* Construct a string literal encoding the version number components. */ +#elif defined(COMPILER_VERSION_MAJOR) +char const info_version[] = { + 'I', 'N', 'F', 'O', ':', + 'c','o','m','p','i','l','e','r','_','v','e','r','s','i','o','n','[', + COMPILER_VERSION_MAJOR, +# ifdef COMPILER_VERSION_MINOR + '.', COMPILER_VERSION_MINOR, +# ifdef COMPILER_VERSION_PATCH + '.', COMPILER_VERSION_PATCH, +# ifdef COMPILER_VERSION_TWEAK + '.', COMPILER_VERSION_TWEAK, +# endif +# endif +# endif + ']','\0'}; +#endif + +/* Construct a string literal encoding the internal version number. */ +#ifdef COMPILER_VERSION_INTERNAL +char const info_version_internal[] = { + 'I', 'N', 'F', 'O', ':', + 'c','o','m','p','i','l','e','r','_','v','e','r','s','i','o','n','_', + 'i','n','t','e','r','n','a','l','[', + COMPILER_VERSION_INTERNAL,']','\0'}; +#elif defined(COMPILER_VERSION_INTERNAL_STR) +char const* info_version_internal = "INFO" ":" "compiler_version_internal[" COMPILER_VERSION_INTERNAL_STR "]"; +#endif + +/* Construct a string literal encoding the version number components. */ +#ifdef SIMULATE_VERSION_MAJOR +char const info_simulate_version[] = { + 'I', 'N', 'F', 'O', ':', + 's','i','m','u','l','a','t','e','_','v','e','r','s','i','o','n','[', + SIMULATE_VERSION_MAJOR, +# ifdef SIMULATE_VERSION_MINOR + '.', SIMULATE_VERSION_MINOR, +# ifdef SIMULATE_VERSION_PATCH + '.', SIMULATE_VERSION_PATCH, +# ifdef SIMULATE_VERSION_TWEAK + '.', SIMULATE_VERSION_TWEAK, +# endif +# endif +# endif + ']','\0'}; +#endif + +/* Construct the string literal in pieces to prevent the source from + getting matched. Store it in a pointer rather than an array + because some compilers will just produce instructions to fill the + array rather than assigning a pointer to a static array. */ +char const* info_platform = "INFO" ":" "platform[" PLATFORM_ID "]"; +char const* info_arch = "INFO" ":" "arch[" ARCHITECTURE_ID "]"; + + + +#if defined(__INTEL_COMPILER) && defined(_MSVC_LANG) && _MSVC_LANG < 201403L +# if defined(__INTEL_CXX11_MODE__) +# if defined(__cpp_aggregate_nsdmi) +# define CXX_STD 201402L +# else +# define CXX_STD 201103L +# endif +# else +# define CXX_STD 199711L +# endif +#elif defined(_MSC_VER) && defined(_MSVC_LANG) +# define CXX_STD _MSVC_LANG +#else +# define CXX_STD __cplusplus +#endif + +const char* info_language_standard_default = "INFO" ":" "standard_default[" +#if CXX_STD > 202002L + "23" +#elif CXX_STD > 201703L + "20" +#elif CXX_STD >= 201703L + "17" +#elif CXX_STD >= 201402L + "14" +#elif CXX_STD >= 201103L + "11" +#else + "98" +#endif +"]"; + +const char* info_language_extensions_default = "INFO" ":" "extensions_default[" +#if (defined(__clang__) || defined(__GNUC__) || defined(__xlC__) || \ + defined(__TI_COMPILER_VERSION__)) && \ + !defined(__STRICT_ANSI__) + "ON" +#else + "OFF" +#endif +"]"; + +/*--------------------------------------------------------------------------*/ + +int main(int argc, char* argv[]) +{ + int require = 0; + require += info_compiler[argc]; + require += info_platform[argc]; + require += info_arch[argc]; +#ifdef COMPILER_VERSION_MAJOR + require += info_version[argc]; +#endif +#ifdef COMPILER_VERSION_INTERNAL + require += info_version_internal[argc]; +#endif +#ifdef SIMULATE_ID + require += info_simulate[argc]; +#endif +#ifdef SIMULATE_VERSION_MAJOR + require += info_simulate_version[argc]; +#endif +#if defined(__CRAYXT_COMPUTE_LINUX_TARGET) + require += info_cray[argc]; +#endif + require += info_language_standard_default[argc]; + require += info_language_extensions_default[argc]; + (void)argv; + return require; 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+layout(location = 0) out vec4 outColor; + +void main() { + outColor = vec4(fragColor, 1.0); +} diff --git a/shaders/cube.frag.spv b/shaders/cube.frag.spv new file mode 100644 index 0000000..828f1e5 Binary files /dev/null and b/shaders/cube.frag.spv differ diff --git a/shaders/cube.vert b/shaders/cube.vert new file mode 100644 index 0000000..aca4e67 --- /dev/null +++ b/shaders/cube.vert @@ -0,0 +1,16 @@ +#version 450 + +layout(location = 0) in vec3 inPos; +layout(location = 1) in vec3 inColor; + +layout(location = 0) out vec3 fragColor; + +layout(push_constant) uniform PushConstants { + mat4 model; + mat4 viewProj; +} pushConstants; + +void main() { + fragColor = inColor; + gl_Position = pushConstants.viewProj * pushConstants.model * vec4(inPos, 1.0); +} diff --git a/shaders/cube.vert.spv b/shaders/cube.vert.spv new file mode 100644 index 0000000..1711635 Binary files /dev/null and b/shaders/cube.vert.spv differ diff --git a/src/main.cpp b/src/main.cpp new file mode 100644 index 0000000..2945c7b --- /dev/null +++ b/src/main.cpp @@ -0,0 +1,1015 @@ +#define SDL_MAIN_HANDLED +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +constexpr uint32_t kWidth = 1024; +constexpr uint32_t kHeight = 768; + +struct Vec3 { + float x; + float y; + float z; +}; + +struct Vertex { + std::array position; + std::array color; +}; + +struct PushConstants { + std::array model; + std::array viewProj; +}; + +static_assert(sizeof(PushConstants) == sizeof(float) * 32, "push constant size mismatch"); + +const std::vector kCubeVertices = { + {{-1.0f, -1.0f, -1.0f}, {1.0f, 0.0f, 0.0f}}, + {{1.0f, -1.0f, -1.0f}, {0.0f, 1.0f, 0.0f}}, + {{1.0f, 1.0f, -1.0f}, {0.0f, 0.0f, 1.0f}}, + {{-1.0f, 1.0f, -1.0f}, {1.0f, 1.0f, 0.0f}}, + {{-1.0f, -1.0f, 1.0f}, {1.0f, 0.0f, 1.0f}}, + {{1.0f, -1.0f, 1.0f}, {0.0f, 1.0f, 1.0f}}, + {{1.0f, 1.0f, 1.0f}, {1.0f, 1.0f, 1.0f}}, + {{-1.0f, 1.0f, 1.0f}, {0.2f, 0.2f, 0.2f}}, +}; + +const std::vector kCubeIndices = { + 0, 1, 2, 2, 3, 0, // back + 4, 5, 6, 6, 7, 4, // front + 0, 4, 7, 7, 3, 0, // left + 1, 5, 6, 6, 2, 1, // right + 3, 2, 6, 6, 7, 3, // top + 0, 1, 5, 5, 4, 0 // bottom +}; + +const std::vector kDeviceExtensions = { + VK_KHR_SWAPCHAIN_EXTENSION_NAME, +}; + +struct QueueFamilyIndices { + std::optional graphicsFamily; + std::optional presentFamily; + + bool isComplete() const { + return graphicsFamily.has_value() && presentFamily.has_value(); + } +}; + +struct SwapChainSupportDetails { + VkSurfaceCapabilitiesKHR capabilities{}; + std::vector formats; + std::vector presentModes; +}; + +std::vector ReadFile(const std::string& path) { + std::ifstream file(path, std::ios::ate | std::ios::binary); + if (!file) { + throw std::runtime_error("failed to open file: " + path); + } + size_t size = static_cast(file.tellg()); + std::vector buffer(size); + file.seekg(0); + file.read(buffer.data(), buffer.size()); + return buffer; +} + +std::array MultiplyMatrix(const std::array& a, const std::array& b) { + std::array result{}; + for (int row = 0; row < 4; ++row) { + for (int col = 0; col < 4; ++col) { + float sum = 0.0f; + for (int idx = 0; idx < 4; ++idx) { + sum += a[idx * 4 + row] * b[col * 4 + idx]; + } + result[col * 4 + row] = sum; + } + } + return result; +} + +std::array IdentityMatrix() { + return {1.0f, 0.0f, 0.0f, 0.0f, + 0.0f, 1.0f, 0.0f, 0.0f, + 0.0f, 0.0f, 1.0f, 0.0f, + 0.0f, 0.0f, 0.0f, 1.0f}; +} + +std::array RotationY(float radians) { + float c = std::cos(radians); + float s = std::sin(radians); + return {c, 0.0f, -s, 0.0f, + 0.0f, 1.0f, 0.0f, 0.0f, + s, 0.0f, c, 0.0f, + 0.0f, 0.0f, 0.0f, 1.0f}; +} + +std::array RotationX(float radians) { + float c = std::cos(radians); + float s = std::sin(radians); + return {1.0f, 0.0f, 0.0f, 0.0f, + 0.0f, c, s, 0.0f, + 0.0f, -s, c, 0.0f, + 0.0f, 0.0f, 0.0f, 1.0f}; +} + +Vec3 Normalize(Vec3 v) { + float len = std::sqrt(v.x * v.x + v.y * v.y + v.z * v.z); + if (len == 0.0f) { + return v; + } + return {v.x / len, v.y / len, v.z / len}; +} + +Vec3 Cross(const Vec3& a, const Vec3& b) { + return {a.y * b.z - a.z * b.y, + a.z * b.x - a.x * b.z, + a.x * b.y - a.y * b.x}; +} + +float Dot(const Vec3& a, const Vec3& b) { + return a.x * b.x + a.y * b.y + a.z * b.z; +} + +std::array LookAt(const Vec3& eye, const Vec3& center, const Vec3& up) { + Vec3 f = Normalize({center.x - eye.x, center.y - eye.y, center.z - eye.z}); + Vec3 s = Normalize(Cross(f, up)); + Vec3 u = Cross(s, f); + + std::array result = IdentityMatrix(); + result[0] = s.x; + result[1] = u.x; + result[2] = -f.x; + result[4] = s.y; + result[5] = u.y; + result[6] = -f.y; + result[8] = s.z; + result[9] = u.z; + result[10] = -f.z; + result[12] = -Dot(s, eye); + result[13] = -Dot(u, eye); + result[14] = Dot(f, eye); + return result; +} + +std::array Perspective(float fovRadians, float aspect, float zNear, float zFar) { + float tanHalf = std::tan(fovRadians / 2.0f); + std::array result{}; + result[0] = 1.0f / (aspect * tanHalf); + result[5] = -1.0f / tanHalf; + result[10] = zFar / (zNear - zFar); + result[11] = -1.0f; + result[14] = (zNear * zFar) / (zNear - zFar); + return result; +} + +class VulkanCubeApp { +public: + void Run() { + InitSDL(); + InitVulkan(); + MainLoop(); + Cleanup(); + } + +private: + void InitSDL() { + if (SDL_Init(SDL_INIT_VIDEO) != 0) { + throw std::runtime_error(std::string("SDL_Init failed: ") + SDL_GetError()); + } + SDL_Vulkan_LoadLibrary(nullptr); + window_ = SDL_CreateWindow("SDL3 Vulkan Cube Demo", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, + kWidth, kHeight, SDL_WINDOW_VULKAN | SDL_WINDOW_RESIZABLE); + if (!window_) { + throw std::runtime_error(std::string("SDL_CreateWindow failed: ") + SDL_GetError()); + } + } + + void InitVulkan() { + CreateInstance(); + CreateSurface(); + PickPhysicalDevice(); + CreateLogicalDevice(); + CreateSwapChain(); + CreateImageViews(); + CreateRenderPass(); + CreateGraphicsPipeline(); + CreateFramebuffers(); + CreateCommandPool(); + CreateVertexBuffer(); + CreateIndexBuffer(); + CreateCommandBuffers(); + CreateSyncObjects(); + } + + void MainLoop() { + bool running = true; + auto start = std::chrono::steady_clock::now(); + while (running) { + SDL_Event event; + while (SDL_PollEvent(&event)) { + if (event.type == SDL_EVENT_QUIT) { + running = false; + } else if (event.type == SDL_EVENT_WINDOW_SIZE_CHANGED) { + framebufferResized_ = true; + } + } + + auto now = std::chrono::steady_clock::now(); + float time = + std::chrono::duration(now - start).count(); + DrawFrame(time); + } + + vkDeviceWaitIdle(device_); + } + + void CleanupSwapChain() { + for (auto framebuffer : swapChainFramebuffers_) { + vkDestroyFramebuffer(device_, framebuffer, nullptr); + } + vkFreeCommandBuffers(device_, commandPool_, + static_cast(commandBuffers_.size()), commandBuffers_.data()); + vkDestroyPipeline(device_, graphicsPipeline_, nullptr); + vkDestroyPipelineLayout(device_, pipelineLayout_, nullptr); + vkDestroyRenderPass(device_, renderPass_, nullptr); + for (auto imageView : swapChainImageViews_) { + vkDestroyImageView(device_, imageView, nullptr); + } + vkDestroySwapchainKHR(device_, swapChain_, nullptr); + } + + void Cleanup() { + CleanupSwapChain(); + + vkDestroyBuffer(device_, vertexBuffer_, nullptr); + vkFreeMemory(device_, vertexBufferMemory_, nullptr); + vkDestroyBuffer(device_, indexBuffer_, nullptr); + vkFreeMemory(device_, indexBufferMemory_, nullptr); + vkDestroySemaphore(device_, renderFinishedSemaphore_, nullptr); + vkDestroySemaphore(device_, imageAvailableSemaphore_, nullptr); + vkDestroyFence(device_, inFlightFence_, nullptr); + vkDestroyCommandPool(device_, commandPool_, nullptr); + + vkDestroyDevice(device_, nullptr); + vkDestroySurfaceKHR(instance_, surface_, nullptr); + vkDestroyInstance(instance_, nullptr); + if (window_) { + SDL_DestroyWindow(window_); + window_ = nullptr; + } + SDL_Vulkan_UnloadLibrary(); + SDL_Quit(); + } + + void RecreateSwapChain() { + int width = 0; + int height = 0; + while (width == 0 || height == 0) { + SDL_Vulkan_GetDrawableSize(window_, &width, &height); + SDL_Event event; + SDL_WaitEvent(&event); + } + vkDeviceWaitIdle(device_); + CleanupSwapChain(); + CreateSwapChain(); + CreateImageViews(); + CreateRenderPass(); + CreateGraphicsPipeline(); + CreateFramebuffers(); + CreateCommandBuffers(); + framebufferResized_ = false; + } + + void CreateInstance() { + VkApplicationInfo appInfo{}; + appInfo.sType = VK_STRUCTURE_TYPE_APPLICATION_INFO; + appInfo.pApplicationName = "SDL3 Vulkan Cube"; + appInfo.applicationVersion = VK_MAKE_VERSION(1, 0, 0); + appInfo.pEngineName = "No Engine"; + appInfo.engineVersion = VK_MAKE_VERSION(1, 0, 0); + appInfo.apiVersion = VK_API_VERSION_1_2; + + uint32_t extensionCount = 0; + if (!SDL_Vulkan_GetInstanceExtensions(window_, &extensionCount, nullptr)) { + throw std::runtime_error("Failed to query Vulkan extensions from SDL"); + } + + std::vector extensions(extensionCount); + if (!SDL_Vulkan_GetInstanceExtensions(window_, &extensionCount, extensions.data())) { + throw std::runtime_error("Failed to store Vulkan extensions from SDL"); + } + + VkInstanceCreateInfo createInfo{}; + createInfo.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO; + createInfo.pApplicationInfo = &appInfo; + createInfo.enabledExtensionCount = static_cast(extensions.size()); + createInfo.ppEnabledExtensionNames = extensions.data(); + + if (vkCreateInstance(&createInfo, nullptr, &instance_) != VK_SUCCESS) { + throw std::runtime_error("Failed to create Vulkan instance"); + } + } + + void CreateSurface() { + if (!SDL_Vulkan_CreateSurface(window_, instance_, &surface_)) { + throw std::runtime_error("Failed to create Vulkan surface"); + } + } + + void PickPhysicalDevice() { + uint32_t deviceCount = 0; + vkEnumeratePhysicalDevices(instance_, &deviceCount, nullptr); + if (deviceCount == 0) { + throw std::runtime_error("Failed to find GPUs with Vulkan support"); + } + std::vector devices(deviceCount); + vkEnumeratePhysicalDevices(instance_, &deviceCount, devices.data()); + + for (const auto& device : devices) { + if (IsDeviceSuitable(device)) { + physicalDevice_ = device; + break; + } + } + + if (physicalDevice_ == VK_NULL_HANDLE) { + throw std::runtime_error("Failed to find a suitable GPU"); + } + } + + void CreateLogicalDevice() { + QueueFamilyIndices indices = FindQueueFamilies(physicalDevice_); + + std::vector queueCreateInfos; + std::set uniqueQueueFamilies = {*indices.graphicsFamily, *indices.presentFamily}; + + float queuePriority = 1.0f; + for (uint32_t queueFamily : uniqueQueueFamilies) { + VkDeviceQueueCreateInfo queueCreateInfo{}; + queueCreateInfo.sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO; + queueCreateInfo.queueFamilyIndex = queueFamily; + queueCreateInfo.queueCount = 1; + queueCreateInfo.pQueuePriorities = &queuePriority; + queueCreateInfos.push_back(queueCreateInfo); + } + + VkPhysicalDeviceFeatures deviceFeatures{}; + + VkDeviceCreateInfo createInfo{}; + createInfo.sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO; + createInfo.queueCreateInfoCount = static_cast(queueCreateInfos.size()); + createInfo.pQueueCreateInfos = queueCreateInfos.data(); + createInfo.pEnabledFeatures = &deviceFeatures; + createInfo.enabledExtensionCount = static_cast(kDeviceExtensions.size()); + createInfo.ppEnabledExtensionNames = kDeviceExtensions.data(); + + if (vkCreateDevice(physicalDevice_, &createInfo, nullptr, &device_) != VK_SUCCESS) { + throw std::runtime_error("Failed to create logical device"); + } + + vkGetDeviceQueue(device_, *indices.graphicsFamily, 0, &graphicsQueue_); + vkGetDeviceQueue(device_, *indices.presentFamily, 0, &presentQueue_); + } + + void CreateSwapChain() { + SwapChainSupportDetails support = QuerySwapChainSupport(physicalDevice_); + + VkSurfaceFormatKHR surfaceFormat = ChooseSwapSurfaceFormat(support.formats); + VkPresentModeKHR presentMode = ChooseSwapPresentMode(support.presentModes); + VkExtent2D extent = ChooseSwapExtent(support.capabilities); + + uint32_t imageCount = support.capabilities.minImageCount + 1; + if (support.capabilities.maxImageCount > 0 && imageCount > support.capabilities.maxImageCount) { + imageCount = support.capabilities.maxImageCount; + } + + VkSwapchainCreateInfoKHR createInfo{}; + createInfo.sType = VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR; + createInfo.surface = surface_; + createInfo.minImageCount = imageCount; + createInfo.imageFormat = surfaceFormat.format; + createInfo.imageColorSpace = surfaceFormat.colorSpace; + createInfo.imageExtent = extent; + createInfo.imageArrayLayers = 1; + createInfo.imageUsage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT; + + QueueFamilyIndices indices = FindQueueFamilies(physicalDevice_); + uint32_t queueFamilyIndices[] = {*indices.graphicsFamily, *indices.presentFamily}; + if (indices.graphicsFamily != indices.presentFamily) { + createInfo.imageSharingMode = VK_SHARING_MODE_CONCURRENT; + createInfo.queueFamilyIndexCount = 2; + createInfo.pQueueFamilyIndices = queueFamilyIndices; + } else { + createInfo.imageSharingMode = VK_SHARING_MODE_EXCLUSIVE; + } + + createInfo.preTransform = support.capabilities.currentTransform; + createInfo.compositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR; + createInfo.presentMode = presentMode; + createInfo.clipped = VK_TRUE; + + if (vkCreateSwapchainKHR(device_, &createInfo, nullptr, &swapChain_) != VK_SUCCESS) { + throw std::runtime_error("Failed to create swap chain"); + } + + vkGetSwapchainImagesKHR(device_, swapChain_, &imageCount, nullptr); + swapChainImages_.resize(imageCount); + vkGetSwapchainImagesKHR(device_, swapChain_, &imageCount, swapChainImages_.data()); + + swapChainImageFormat_ = surfaceFormat.format; + swapChainExtent_ = extent; + } + + void CreateImageViews() { + swapChainImageViews_.resize(swapChainImages_.size()); + for (size_t i = 0; i < swapChainImages_.size(); ++i) { + VkImageViewCreateInfo viewInfo{}; + viewInfo.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO; + viewInfo.image = swapChainImages_[i]; + viewInfo.viewType = VK_IMAGE_VIEW_TYPE_2D; + viewInfo.format = swapChainImageFormat_; + viewInfo.components = {VK_COMPONENT_SWIZZLE_IDENTITY, VK_COMPONENT_SWIZZLE_IDENTITY, + VK_COMPONENT_SWIZZLE_IDENTITY, VK_COMPONENT_SWIZZLE_IDENTITY}; + viewInfo.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT; + viewInfo.subresourceRange.baseMipLevel = 0; + viewInfo.subresourceRange.levelCount = 1; + viewInfo.subresourceRange.baseArrayLayer = 0; + viewInfo.subresourceRange.layerCount = 1; + + if (vkCreateImageView(device_, &viewInfo, nullptr, &swapChainImageViews_[i]) != VK_SUCCESS) { + throw std::runtime_error("Failed to create image views"); + } + } + } + + void CreateRenderPass() { + VkAttachmentDescription colorAttachment{}; + colorAttachment.format = swapChainImageFormat_; + colorAttachment.samples = VK_SAMPLE_COUNT_1_BIT; + colorAttachment.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR; + colorAttachment.storeOp = VK_ATTACHMENT_STORE_OP_STORE; + colorAttachment.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE; + colorAttachment.stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE; + colorAttachment.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED; + colorAttachment.finalLayout = VK_IMAGE_LAYOUT_PRESENT_SRC_KHR; + + VkAttachmentReference colorAttachmentRef{}; + colorAttachmentRef.attachment = 0; + colorAttachmentRef.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL; + + VkSubpassDescription subpass{}; + subpass.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS; + subpass.colorAttachmentCount = 1; + subpass.pColorAttachments = &colorAttachmentRef; + + VkSubpassDependency dependency{}; + dependency.srcSubpass = VK_SUBPASS_EXTERNAL; + dependency.dstSubpass = 0; + dependency.srcStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT; + dependency.srcAccessMask = 0; + dependency.dstStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT; + dependency.dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT; + + VkRenderPassCreateInfo renderPassInfo{}; + renderPassInfo.sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO; + renderPassInfo.attachmentCount = 1; + renderPassInfo.pAttachments = &colorAttachment; + renderPassInfo.subpassCount = 1; + renderPassInfo.pSubpasses = &subpass; + renderPassInfo.dependencyCount = 1; + renderPassInfo.pDependencies = &dependency; + + if (vkCreateRenderPass(device_, &renderPassInfo, nullptr, &renderPass_) != VK_SUCCESS) { + throw std::runtime_error("Failed to create render pass"); + } + } + + VkShaderModule CreateShaderModule(const std::vector& code) { + VkShaderModuleCreateInfo createInfo{}; + createInfo.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO; + createInfo.codeSize = code.size(); + createInfo.pCode = reinterpret_cast(code.data()); + + VkShaderModule shaderModule; + if (vkCreateShaderModule(device_, &createInfo, nullptr, &shaderModule) != VK_SUCCESS) { + throw std::runtime_error("Failed to create shader module"); + } + return shaderModule; + } + + void CreateGraphicsPipeline() { + auto vertShaderCode = ReadFile("shaders/cube.vert.spv"); + auto fragShaderCode = ReadFile("shaders/cube.frag.spv"); + + VkShaderModule vertShaderModule = CreateShaderModule(vertShaderCode); + VkShaderModule fragShaderModule = CreateShaderModule(fragShaderCode); + + VkPipelineShaderStageCreateInfo vertStageInfo{}; + vertStageInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO; + vertStageInfo.stage = VK_SHADER_STAGE_VERTEX_BIT; + vertStageInfo.module = vertShaderModule; + vertStageInfo.pName = "main"; + + VkPipelineShaderStageCreateInfo fragStageInfo{}; + fragStageInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO; + fragStageInfo.stage = VK_SHADER_STAGE_FRAGMENT_BIT; + fragStageInfo.module = fragShaderModule; + fragStageInfo.pName = "main"; + + VkPipelineShaderStageCreateInfo shaderStages[] = {vertStageInfo, fragStageInfo}; + + VkVertexInputBindingDescription bindingDescription{}; + bindingDescription.binding = 0; + bindingDescription.stride = sizeof(Vertex); + bindingDescription.inputRate = VK_VERTEX_INPUT_RATE_VERTEX; + + std::array attributeDescriptions{}; + attributeDescriptions[0].binding = 0; + attributeDescriptions[0].location = 0; + attributeDescriptions[0].format = VK_FORMAT_R32G32B32_SFLOAT; + attributeDescriptions[0].offset = offsetof(Vertex, position); + + attributeDescriptions[1].binding = 0; + attributeDescriptions[1].location = 1; + attributeDescriptions[1].format = VK_FORMAT_R32G32B32_SFLOAT; + attributeDescriptions[1].offset = offsetof(Vertex, color); + + VkPipelineVertexInputStateCreateInfo vertexInputInfo{}; + vertexInputInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO; + vertexInputInfo.vertexBindingDescriptionCount = 1; + vertexInputInfo.pVertexBindingDescriptions = &bindingDescription; + vertexInputInfo.vertexAttributeDescriptionCount = + static_cast(attributeDescriptions.size()); + vertexInputInfo.pVertexAttributeDescriptions = attributeDescriptions.data(); + + VkPipelineInputAssemblyStateCreateInfo inputAssembly{}; + inputAssembly.sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO; + inputAssembly.topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST; + inputAssembly.primitiveRestartEnable = VK_FALSE; + + VkViewport viewport{}; + viewport.x = 0.0f; + viewport.y = 0.0f; + viewport.width = static_cast(swapChainExtent_.width); + viewport.height = static_cast(swapChainExtent_.height); + viewport.minDepth = 0.0f; + viewport.maxDepth = 1.0f; + + VkRect2D scissor{}; + scissor.offset = {0, 0}; + scissor.extent = swapChainExtent_; + + VkPipelineViewportStateCreateInfo viewportState{}; + viewportState.sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO; + viewportState.viewportCount = 1; + viewportState.pViewports = &viewport; + viewportState.scissorCount = 1; + viewportState.pScissors = &scissor; + + VkPipelineRasterizationStateCreateInfo rasterizer{}; + rasterizer.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO; + rasterizer.depthClampEnable = VK_FALSE; + rasterizer.rasterizerDiscardEnable = VK_FALSE; + rasterizer.polygonMode = VK_POLYGON_MODE_FILL; + rasterizer.lineWidth = 1.0f; + rasterizer.cullMode = VK_CULL_MODE_BACK_BIT; + rasterizer.frontFace = VK_FRONT_FACE_CLOCKWISE; + rasterizer.depthBiasEnable = VK_FALSE; + + VkPipelineMultisampleStateCreateInfo multisampling{}; + multisampling.sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO; + multisampling.sampleShadingEnable = VK_FALSE; + multisampling.rasterizationSamples = VK_SAMPLE_COUNT_1_BIT; + + VkPipelineColorBlendAttachmentState colorBlendAttachment{}; + colorBlendAttachment.colorWriteMask = VK_COLOR_COMPONENT_R_BIT | VK_COLOR_COMPONENT_G_BIT | + VK_COLOR_COMPONENT_B_BIT | VK_COLOR_COMPONENT_A_BIT; + colorBlendAttachment.blendEnable = VK_FALSE; + + VkPipelineColorBlendStateCreateInfo colorBlending{}; + colorBlending.sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO; + colorBlending.logicOpEnable = VK_FALSE; + colorBlending.attachmentCount = 1; + colorBlending.pAttachments = &colorBlendAttachment; + + VkPushConstantRange pushRange{}; + pushRange.stageFlags = VK_SHADER_STAGE_VERTEX_BIT; + pushRange.offset = 0; + pushRange.size = sizeof(PushConstants); + + VkPipelineLayoutCreateInfo pipelineLayoutInfo{}; + pipelineLayoutInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO; + pipelineLayoutInfo.pushConstantRangeCount = 1; + pipelineLayoutInfo.pPushConstantRanges = &pushRange; + + if (vkCreatePipelineLayout(device_, &pipelineLayoutInfo, nullptr, &pipelineLayout_) != VK_SUCCESS) { + throw std::runtime_error("Failed to create pipeline layout"); + } + + VkGraphicsPipelineCreateInfo pipelineInfo{}; + pipelineInfo.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO; + pipelineInfo.stageCount = 2; + pipelineInfo.pStages = shaderStages; + pipelineInfo.pVertexInputState = &vertexInputInfo; + pipelineInfo.pInputAssemblyState = &inputAssembly; + pipelineInfo.pViewportState = &viewportState; + pipelineInfo.pRasterizationState = &rasterizer; + pipelineInfo.pMultisampleState = &multisampling; + pipelineInfo.pColorBlendState = &colorBlending; + pipelineInfo.layout = pipelineLayout_; + pipelineInfo.renderPass = renderPass_; + pipelineInfo.subpass = 0; + + if (vkCreateGraphicsPipelines(device_, VK_NULL_HANDLE, 1, &pipelineInfo, nullptr, + &graphicsPipeline_) != VK_SUCCESS) { + throw std::runtime_error("Failed to create graphics pipeline"); + } + + vkDestroyShaderModule(device_, fragShaderModule, nullptr); + vkDestroyShaderModule(device_, vertShaderModule, nullptr); + } + + void CreateFramebuffers() { + swapChainFramebuffers_.resize(swapChainImageViews_.size()); + for (size_t i = 0; i < swapChainImageViews_.size(); ++i) { + VkImageView attachments[] = {swapChainImageViews_[i]}; + + VkFramebufferCreateInfo framebufferInfo{}; + framebufferInfo.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO; + framebufferInfo.renderPass = renderPass_; + framebufferInfo.attachmentCount = 1; + framebufferInfo.pAttachments = attachments; + framebufferInfo.width = swapChainExtent_.width; + framebufferInfo.height = swapChainExtent_.height; + framebufferInfo.layers = 1; + + if (vkCreateFramebuffer(device_, &framebufferInfo, nullptr, &swapChainFramebuffers_[i]) != + VK_SUCCESS) { + throw std::runtime_error("Failed to create framebuffer"); + } + } + } + + void CreateCommandPool() { + QueueFamilyIndices indices = FindQueueFamilies(physicalDevice_); + + VkCommandPoolCreateInfo poolInfo{}; + poolInfo.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO; + poolInfo.queueFamilyIndex = *indices.graphicsFamily; + poolInfo.flags = VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT; + + if (vkCreateCommandPool(device_, &poolInfo, nullptr, &commandPool_) != VK_SUCCESS) { + throw std::runtime_error("Failed to create command pool"); + } + } + + void CreateVertexBuffer() { + VkDeviceSize bufferSize = sizeof(kCubeVertices[0]) * kCubeVertices.size(); + CreateBuffer(bufferSize, VK_BUFFER_USAGE_VERTEX_BUFFER_BIT, + VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT, vertexBuffer_, + vertexBufferMemory_); + + void* data; + vkMapMemory(device_, vertexBufferMemory_, 0, bufferSize, 0, &data); + std::memcpy(data, kCubeVertices.data(), static_cast(bufferSize)); + vkUnmapMemory(device_, vertexBufferMemory_); + } + + void CreateIndexBuffer() { + VkDeviceSize bufferSize = sizeof(kCubeIndices[0]) * kCubeIndices.size(); + CreateBuffer(bufferSize, VK_BUFFER_USAGE_INDEX_BUFFER_BIT, + VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT, indexBuffer_, + indexBufferMemory_); + + void* data; + vkMapMemory(device_, indexBufferMemory_, 0, bufferSize, 0, &data); + std::memcpy(data, kCubeIndices.data(), static_cast(bufferSize)); + vkUnmapMemory(device_, indexBufferMemory_); + } + + void CreateCommandBuffers() { + commandBuffers_.resize(swapChainFramebuffers_.size()); + + VkCommandBufferAllocateInfo allocInfo{}; + allocInfo.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO; + allocInfo.commandPool = commandPool_; + allocInfo.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY; + allocInfo.commandBufferCount = static_cast(commandBuffers_.size()); + + if (vkAllocateCommandBuffers(device_, &allocInfo, commandBuffers_.data()) != VK_SUCCESS) { + throw std::runtime_error("Failed to allocate command buffers"); + } + } + + void RecordCommandBuffer(VkCommandBuffer commandBuffer, uint32_t imageIndex, const PushConstants& pushConstants) { + VkCommandBufferBeginInfo beginInfo{}; + beginInfo.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO; + + vkBeginCommandBuffer(commandBuffer, &beginInfo); + + VkRenderPassBeginInfo renderPassInfo{}; + renderPassInfo.sType = VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO; + renderPassInfo.renderPass = renderPass_; + renderPassInfo.framebuffer = swapChainFramebuffers_[imageIndex]; + renderPassInfo.renderArea.offset = {0, 0}; + renderPassInfo.renderArea.extent = swapChainExtent_; + + VkClearValue clearColor = {{{0.1f, 0.1f, 0.15f, 1.0f}}}; + renderPassInfo.clearValueCount = 1; + renderPassInfo.pClearValues = &clearColor; + + vkCmdBeginRenderPass(commandBuffer, &renderPassInfo, VK_SUBPASS_CONTENTS_INLINE); + vkCmdBindPipeline(commandBuffer, VK_PIPELINE_BIND_POINT_GRAPHICS, graphicsPipeline_); + + VkBuffer vertexBuffers[] = {vertexBuffer_}; + VkDeviceSize offsets[] = {0}; + vkCmdBindVertexBuffers(commandBuffer, 0, 1, vertexBuffers, offsets); + vkCmdBindIndexBuffer(commandBuffer, indexBuffer_, 0, VK_INDEX_TYPE_UINT16); + vkCmdPushConstants(commandBuffer, pipelineLayout_, VK_SHADER_STAGE_VERTEX_BIT, 0, sizeof(PushConstants), + &pushConstants); + vkCmdDrawIndexed(commandBuffer, static_cast(kCubeIndices.size()), 1, 0, 0, 0); + vkCmdEndRenderPass(commandBuffer); + vkEndCommandBuffer(commandBuffer); + } + + void CreateSyncObjects() { + VkSemaphoreCreateInfo semaphoreInfo{}; + semaphoreInfo.sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO; + + VkFenceCreateInfo fenceInfo{}; + fenceInfo.sType = VK_STRUCTURE_TYPE_FENCE_CREATE_INFO; + fenceInfo.flags = VK_FENCE_CREATE_SIGNALED_BIT; + + if (vkCreateSemaphore(device_, &semaphoreInfo, nullptr, &imageAvailableSemaphore_) != VK_SUCCESS || + vkCreateSemaphore(device_, &semaphoreInfo, nullptr, &renderFinishedSemaphore_) != VK_SUCCESS || + vkCreateFence(device_, &fenceInfo, nullptr, &inFlightFence_) != VK_SUCCESS) { + throw std::runtime_error("Failed to create semaphores"); + } + } + + void DrawFrame(float time) { + vkWaitForFences(device_, 1, &inFlightFence_, VK_TRUE, std::numeric_limits::max()); + vkResetFences(device_, 1, &inFlightFence_); + + uint32_t imageIndex; + VkResult result = vkAcquireNextImageKHR(device_, swapChain_, std::numeric_limits::max(), + imageAvailableSemaphore_, VK_NULL_HANDLE, &imageIndex); + + if (result == VK_ERROR_OUT_OF_DATE_KHR || result == VK_SUBOPTIMAL_KHR || framebufferResized_) { + RecreateSwapChain(); + return; + } else if (result != VK_SUCCESS) { + throw std::runtime_error("Failed to acquire swap chain image"); + } + + PushConstants pushConstants{}; + pushConstants.model = MultiplyMatrix(RotationY(time * 0.7f), RotationX(time * 0.5f)); + auto view = LookAt({2.0f, 2.0f, 2.5f}, {0.0f, 0.0f, 0.0f}, {0.0f, 1.0f, 0.0f}); + auto projection = Perspective(0.78f, static_cast(swapChainExtent_.width) / + static_cast(swapChainExtent_.height), + 0.1f, 10.0f); + pushConstants.viewProj = MultiplyMatrix(projection, view); + + vkResetCommandBuffer(commandBuffers_[imageIndex], 0); + RecordCommandBuffer(commandBuffers_[imageIndex], imageIndex, pushConstants); + + VkSemaphore waitSemaphores[] = {imageAvailableSemaphore_}; + VkSemaphore signalSemaphores[] = {renderFinishedSemaphore_}; + VkPipelineStageFlags waitStages[] = {VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT}; + + VkSubmitInfo submitInfo{}; + submitInfo.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO; + submitInfo.waitSemaphoreCount = 1; + submitInfo.pWaitSemaphores = waitSemaphores; + submitInfo.pWaitDstStageMask = waitStages; + submitInfo.commandBufferCount = 1; + submitInfo.pCommandBuffers = &commandBuffers_[imageIndex]; + submitInfo.signalSemaphoreCount = 1; + submitInfo.pSignalSemaphores = signalSemaphores; + + if (vkQueueSubmit(graphicsQueue_, 1, &submitInfo, inFlightFence_) != VK_SUCCESS) { + throw std::runtime_error("Failed to submit draw command buffer"); + } + + VkPresentInfoKHR presentInfo{}; + presentInfo.sType = VK_STRUCTURE_TYPE_PRESENT_INFO_KHR; + presentInfo.waitSemaphoreCount = 1; + presentInfo.pWaitSemaphores = signalSemaphores; + presentInfo.swapchainCount = 1; + presentInfo.pSwapchains = &swapChain_; + presentInfo.pImageIndices = &imageIndex; + + result = vkQueuePresentKHR(presentQueue_, &presentInfo); + if (result == VK_ERROR_OUT_OF_DATE_KHR || result == VK_SUBOPTIMAL_KHR || framebufferResized_) { + RecreateSwapChain(); + } else if (result != VK_SUCCESS) { + throw std::runtime_error("Failed to present swap chain image"); + } + } + + QueueFamilyIndices FindQueueFamilies(VkPhysicalDevice device) { + QueueFamilyIndices indices; + + uint32_t queueFamilyCount = 0; + vkGetPhysicalDeviceQueueFamilyProperties(device, &queueFamilyCount, nullptr); + + std::vector queueFamilies(queueFamilyCount); + vkGetPhysicalDeviceQueueFamilyProperties(device, &queueFamilyCount, queueFamilies.data()); + + int i = 0; + for (const auto& queueFamily : queueFamilies) { + if (queueFamily.queueFlags & VK_QUEUE_GRAPHICS_BIT) { + indices.graphicsFamily = i; + } + + VkBool32 presentSupport = VK_FALSE; + vkGetPhysicalDeviceSurfaceSupportKHR(device, i, surface_, &presentSupport); + + if (presentSupport) { + indices.presentFamily = i; + } + + if (indices.isComplete()) { + break; + } + ++i; + } + + return indices; + } + + bool CheckDeviceExtensionSupport(VkPhysicalDevice device) { + uint32_t extensionCount = 0; + vkEnumerateDeviceExtensionProperties(device, nullptr, &extensionCount, nullptr); + + std::vector availableExtensions(extensionCount); + vkEnumerateDeviceExtensionProperties(device, nullptr, &extensionCount, availableExtensions.data()); + + std::set requiredExtensions(kDeviceExtensions.begin(), kDeviceExtensions.end()); + for (const auto& extension : availableExtensions) { + requiredExtensions.erase(extension.extensionName); + } + + return requiredExtensions.empty(); + } + + SwapChainSupportDetails QuerySwapChainSupport(VkPhysicalDevice device) { + SwapChainSupportDetails details; + vkGetPhysicalDeviceSurfaceCapabilitiesKHR(device, surface_, &details.capabilities); + + uint32_t formatCount; + vkGetPhysicalDeviceSurfaceFormatsKHR(device, surface_, &formatCount, nullptr); + if (formatCount != 0) { + details.formats.resize(formatCount); + vkGetPhysicalDeviceSurfaceFormatsKHR(device, surface_, &formatCount, details.formats.data()); + } + + uint32_t presentModeCount; + vkGetPhysicalDeviceSurfacePresentModesKHR(device, surface_, &presentModeCount, nullptr); + if (presentModeCount != 0) { + details.presentModes.resize(presentModeCount); + vkGetPhysicalDeviceSurfacePresentModesKHR(device, surface_, &presentModeCount, + details.presentModes.data()); + } + + return details; + } + + bool IsDeviceSuitable(VkPhysicalDevice device) { + QueueFamilyIndices indices = FindQueueFamilies(device); + bool extensionsSupported = CheckDeviceExtensionSupport(device); + bool swapChainAdequate = false; + if (extensionsSupported) { + auto details = QuerySwapChainSupport(device); + swapChainAdequate = !details.formats.empty() && !details.presentModes.empty(); + } + + return indices.isComplete() && extensionsSupported && swapChainAdequate; + } + + VkSurfaceFormatKHR ChooseSwapSurfaceFormat(const std::vector& availableFormats) { + for (const auto& availableFormat : availableFormats) { + if (availableFormat.format == VK_FORMAT_B8G8R8A8_SRGB && + availableFormat.colorSpace == VK_COLOR_SPACE_SRGB_NONLINEAR_KHR) { + return availableFormat; + } + } + return availableFormats[0]; + } + + VkPresentModeKHR ChooseSwapPresentMode(const std::vector& availablePresentModes) { + for (const auto& availablePresentMode : availablePresentModes) { + if (availablePresentMode == VK_PRESENT_MODE_MAILBOX_KHR) { + return availablePresentMode; + } + } + return VK_PRESENT_MODE_FIFO_KHR; + } + + VkExtent2D ChooseSwapExtent(const VkSurfaceCapabilitiesKHR& capabilities) { + int width, height; + SDL_Vulkan_GetDrawableSize(window_, &width, &height); + VkExtent2D actualExtent = { + static_cast(std::clamp(width, static_cast(capabilities.minImageExtent.width), + static_cast(capabilities.maxImageExtent.width))), + static_cast(std::clamp(height, static_cast(capabilities.minImageExtent.height), + static_cast(capabilities.maxImageExtent.height))) + }; + return actualExtent; + } + + void CreateBuffer(VkDeviceSize size, VkBufferUsageFlags usage, VkMemoryPropertyFlags properties, + VkBuffer& buffer, VkDeviceMemory& bufferMemory) { + VkBufferCreateInfo bufferInfo{}; + bufferInfo.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO; + bufferInfo.size = size; + bufferInfo.usage = usage; + bufferInfo.sharingMode = VK_SHARING_MODE_EXCLUSIVE; + + if (vkCreateBuffer(device_, &bufferInfo, nullptr, &buffer) != VK_SUCCESS) { + throw std::runtime_error("Failed to create buffer"); + } + + VkMemoryRequirements memRequirements; + vkGetBufferMemoryRequirements(device_, buffer, &memRequirements); + + VkMemoryAllocateInfo allocInfo{}; + allocInfo.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO; + allocInfo.allocationSize = memRequirements.size; + allocInfo.memoryTypeIndex = + FindMemoryType(memRequirements.memoryTypeBits, properties); + + if (vkAllocateMemory(device_, &allocInfo, nullptr, &bufferMemory) != VK_SUCCESS) { + throw std::runtime_error("Failed to allocate buffer memory"); + } + + vkBindBufferMemory(device_, buffer, bufferMemory, 0); + } + + uint32_t FindMemoryType(uint32_t typeFilter, VkMemoryPropertyFlags properties) { + VkPhysicalDeviceMemoryProperties memProperties; + vkGetPhysicalDeviceMemoryProperties(physicalDevice_, &memProperties); + for (uint32_t i = 0; i < memProperties.memoryTypeCount; ++i) { + if ((typeFilter & (1 << i)) && + (memProperties.memoryTypes[i].propertyFlags & properties) == properties) { + return i; + } + } + throw std::runtime_error("Failed to find suitable memory type"); + } + + SDL_Window* window_ = nullptr; + VkInstance instance_ = VK_NULL_HANDLE; + VkSurfaceKHR surface_ = VK_NULL_HANDLE; + VkPhysicalDevice physicalDevice_ = VK_NULL_HANDLE; + VkDevice device_ = VK_NULL_HANDLE; + VkQueue graphicsQueue_ = VK_NULL_HANDLE; + VkQueue presentQueue_ = VK_NULL_HANDLE; + VkSwapchainKHR swapChain_ = VK_NULL_HANDLE; + std::vector swapChainImages_; + VkFormat swapChainImageFormat_; + VkExtent2D swapChainExtent_; + std::vector swapChainImageViews_; + VkRenderPass renderPass_ = VK_NULL_HANDLE; + VkPipelineLayout pipelineLayout_ = VK_NULL_HANDLE; + VkPipeline graphicsPipeline_ = VK_NULL_HANDLE; + std::vector swapChainFramebuffers_; + VkCommandPool commandPool_ = VK_NULL_HANDLE; + std::vector commandBuffers_; + VkBuffer vertexBuffer_ = VK_NULL_HANDLE; + VkDeviceMemory vertexBufferMemory_ = VK_NULL_HANDLE; + VkBuffer indexBuffer_ = VK_NULL_HANDLE; + VkDeviceMemory indexBufferMemory_ = VK_NULL_HANDLE; + VkSemaphore imageAvailableSemaphore_ = VK_NULL_HANDLE; + VkSemaphore renderFinishedSemaphore_ = VK_NULL_HANDLE; + VkFence inFlightFence_ = VK_NULL_HANDLE; + bool framebufferResized_ = false; +}; + +int main() { + VulkanCubeApp app; + try { + app.Run(); + } catch (const std::exception& e) { + std::cerr << "ERROR: " << e.what() << '\n'; + return EXIT_FAILURE; + } + return EXIT_SUCCESS; +}