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// module.cpp
#include "vk-module.h"
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
#if SLANG_WINDOWS_FAMILY
#include <windows.h>
#else
#include <dlfcn.h>
#endif
#include "../renderer-shared.h"
namespace gfx
{
using namespace Slang;
// !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! VulkanModule !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Slang::Result VulkanModule::init(bool useSoftwareImpl)
{
if (isInitialized())
{
destroy();
}
const char* dynamicLibraryName = "Unknown";
m_isSoftware = useSoftwareImpl;
#if SLANG_WINDOWS_FAMILY
dynamicLibraryName = useSoftwareImpl ? "vk_swiftshader.dll" : "vulkan-1.dll";
HMODULE module = ::LoadLibraryA(dynamicLibraryName);
m_module = (void*)module;
#elif SLANG_APPLE_FAMILY
dynamicLibraryName = useSoftwareImpl ? "libvk_swiftshader.dylib" : "libvulkan.1.dylib";
m_module = dlopen(dynamicLibraryName, RTLD_NOW | RTLD_GLOBAL);
#else
dynamicLibraryName = useSoftwareImpl ? "libvk_swiftshader.so" : "libvulkan.so.1";
if (useSoftwareImpl)
{
dlopen("libpthread.so.0", RTLD_NOW | RTLD_GLOBAL);
}
m_module = dlopen(dynamicLibraryName, RTLD_NOW);
#endif
if (!m_module)
{
return SLANG_FAIL;
}
return SLANG_OK;
}
PFN_vkVoidFunction VulkanModule::getFunction(const char* name) const
{
assert(m_module);
if (!m_module)
{
return nullptr;
}
#if SLANG_WINDOWS_FAMILY
return (PFN_vkVoidFunction)::GetProcAddress((HMODULE)m_module, name);
#else
return (PFN_vkVoidFunction)dlsym(m_module, name);
#endif
}
void VulkanModule::destroy()
{
if (!isInitialized())
{
return;
}
#if SLANG_WINDOWS_FAMILY
::FreeLibrary((HMODULE)m_module);
#else
dlclose(m_module);
#endif
m_module = nullptr;
}
} // namespace gfx
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