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load vulkan using volk and create window instance surface

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This commit is contained in:
Green Sky 2022-06-01 02:39:08 +02:00
parent 0f361f6505
commit 96722abe4e
6 changed files with 100 additions and 2 deletions
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3
.gitmodules vendored
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@ -37,3 +37,6 @@
path = external/physfs/physfs
url = https://github.com/icculus/physfs.git
branch = main
[submodule "external/volk"]
path = external/volk
url = https://github.com/zeux/volk.git

8
external/CMakeLists.txt vendored
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@ -38,6 +38,13 @@ if(NOT MM_HEADLESS)
add_subdirectory("glad-debug")
endif()
# TODO: determain if we need this
#if (WIN32)
#set(VOLK_STATIC_DEFINES VK_USE_PLATFORM_WIN32_KHR)
#elseif()
#endif()
add_subdirectory("volk")
# stb utilies
add_subdirectory("stb")
@ -54,4 +61,3 @@ if(NOT MM_HEADLESS)
add_subdirectory("soloud")
endif()

1
external/volk vendored Submodule

@ -0,0 +1 @@
Subproject commit 2784718c913433d718561f9a9488996b4c05c2ff

3
framework/sdl_service/CMakeLists.txt
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@ -40,6 +40,9 @@ else()
target_link_libraries(sdl_service glad)
endif()
# TODO: conditionaly
target_link_libraries(sdl_service volk::volk)
if(VCPKG_TARGET_TRIPLET)
target_link_libraries(sdl_service SDL2::SDL2 SDL2::SDL2main SDL2::SDL2-static)
endif()

5
framework/sdl_service/test/CMakeLists.txt
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@ -1,4 +1,7 @@
add_executable(sdl_service_test start_test.cpp)
add_executable(sdl_service_test
./start_test.cpp
./volk_test1.cpp
)
target_include_directories(sdl_service_test PRIVATE ".")

82
framework/sdl_service/test/volk_test1.cpp Normal file
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@ -0,0 +1,82 @@
#include <gtest/gtest.h>
#include <mm/engine.hpp>
#include <mm/services/sdl_service.hpp>
#include <SDL_vulkan.h>
#include <volk.h>
TEST(sdl_service, window_volk) {
MM::Engine engine;
engine.addService<MM::Services::SDLService>();
ASSERT_TRUE(engine.enableService<MM::Services::SDLService>());
auto* sdl_ss_ptr = engine.tryService<MM::Services::SDLService>();
ASSERT_NE(sdl_ss_ptr, nullptr);
// init volk
auto init_res = volkInitialize();
ASSERT_EQ(init_res, VK_SUCCESS);
// create window
ASSERT_EQ(sdl_ss_ptr->win, nullptr);
ASSERT_TRUE(sdl_ss_ptr->createWindow("test vulkan window", 800, 600, SDL_WINDOW_VULKAN));
ASSERT_NE(sdl_ss_ptr->win, nullptr);
// create vulkan instance
// Get the required extension count
unsigned int count;
ASSERT_TRUE(
SDL_Vulkan_GetInstanceExtensions(
sdl_ss_ptr->win,
&count,
nullptr
)
);
std::vector<const char*> extensions {
//VK_EXT_DEBUG_REPORT_EXTENSION_NAME // Sample additional extension
};
size_t additional_extension_count = extensions.size();
extensions.resize(additional_extension_count + count);
ASSERT_TRUE(
SDL_Vulkan_GetInstanceExtensions(
sdl_ss_ptr->win,
&count,
extensions.data() + additional_extension_count
)
);
// Now we can make the Vulkan instance
VkInstanceCreateInfo create_info {};
//create_info.pApplicationInfo;
create_info.enabledExtensionCount = static_cast<uint32_t>(extensions.size());
create_info.ppEnabledExtensionNames = extensions.data();
VkInstance instance;
VkResult result = vkCreateInstance(&create_info, nullptr, &instance);
ASSERT_EQ(result, VK_SUCCESS);
// finish setting up volk ?
volkLoadInstance(instance);
// the surface for the window
VkSurfaceKHR surface;
ASSERT_TRUE(
SDL_Vulkan_CreateSurface(
sdl_ss_ptr->win,
instance,
&surface
)
);
engine.disableService<MM::Services::SDLService>();
ASSERT_EQ(sdl_ss_ptr->win, nullptr);
}