public ShaderInfo(VkShaderStageFlags _stageFlags, string _spirvPath, SpecializationInfo specializationInfo = null, string _entryPoint = "main")
{
StageFlags = _stageFlags;
SpirvPath = _spirvPath;
EntryPoint = new FixedUtf8String(_entryPoint);
this.SpecializationInfo = specializationInfo;
}
/// <summary>
/// Create a new ShaderInfo object by providing directly a VkShaderModule. Note
/// that this module will not be own by this ShaderInfo, and so will not be
/// destroyed on Dispose.
/// </summary>
public ShaderInfo(VkShaderStageFlags stageFlags, VkShaderModule module, SpecializationInfo specializationInfo = null, string entryPoint = "main")
{
EntryPoint = new FixedUtf8String(entryPoint);
info.stage = stageFlags;
info.pName = EntryPoint;
info.module = module;
info.pSpecializationInfo = (specializationInfo == null) ? IntPtr.Zero : specializationInfo.InfosPtr;
}
private VkResult CreateInstance(FixedUtf8String name, bool enableValidation)
{
Settings.Validation = enableValidation;
VkApplicationInfo appInfo = new VkApplicationInfo()
{
sType = VkStructureType.ApplicationInfo,
apiVersion = new Version(1, 0, 0),
pApplicationName = name,
pEngineName = name,
};
using NativeList <IntPtr> instanceExtensions = new NativeList <IntPtr>(2);
instanceExtensions.Add(new FixedUtf8String(Strings.VK_KHR_SURFACE_EXTENSION_NAME));
if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
instanceExtensions.Add(new FixedUtf8String(Strings.VK_KHR_WIN32_SURFACE_EXTENSION_NAME));
}
else if (RuntimeInformation.IsOSPlatform(OSPlatform.Linux))
{
instanceExtensions.Add(new FixedUtf8String(Strings.VK_KHR_XLIB_SURFACE_EXTENSION_NAME));
}
else
{
throw new PlatformNotSupportedException();
}
VkInstanceCreateInfo instanceCreateInfo = VkInstanceCreateInfo.New();
instanceCreateInfo.pApplicationInfo = &appInfo;
if (instanceExtensions.Count > 0)
{
if (enableValidation)
{
instanceExtensions.Add(new FixedUtf8String(Strings.VK_EXT_DEBUG_REPORT_EXTENSION_NAME));
}
instanceCreateInfo.enabledExtensionCount = instanceExtensions.Count;
instanceCreateInfo.ppEnabledExtensionNames = (byte **)instanceExtensions.Data;
}
using NativeList <IntPtr> enabledLayerNames = new NativeList <IntPtr>(0);
if (enableValidation)
{
enabledLayerNames.Add(new FixedUtf8String(Strings.StandardValidationLayerName));
instanceCreateInfo.enabledLayerCount = enabledLayerNames.Count;
instanceCreateInfo.ppEnabledLayerNames = (byte **)enabledLayerNames.Data;
}
VkInstance instance;
VkResult result = vkCreateInstance(&instanceCreateInfo, null, &instance);
Instance = instance;
return(result);
}
public void GetDelegate <T> (string name, out T del)
{
using (FixedUtf8String n = new FixedUtf8String(name)) {
del = Marshal.GetDelegateForFunctionPointer <T> (vkGetInstanceProcAddr(Handle, (IntPtr)n));
}
}
