/// <summary>Generates the C# file containing the Vulkan enums.</summary>
/// <param name="handleInfos">The handles to generate.</param>
/// <param name="file">The handles file.</param>
private static void GenerateHandlesFile(List <HandleInfo> handleInfos, string file)
{
using (var streamWriter = File.CreateText(file))
{
var csWriter = new CsWriter(streamWriter);
csWriter.WriteHeader();
csWriter.WriteLine();
csWriter.WriteUsing("System");
csWriter.WriteLine();
csWriter.WriteLine($"namespace Vulkan");
csWriter.WriteScope(() =>
{
foreach (var handleInfo in handleInfos)
{
WriteHandle(csWriter, handleInfo);
}
});
}
}
/// <summary>Generates the C# file containing the Vulkan structures.</summary>
/// <param name="structureInfos">The structures to generate.</param>
/// <param name="constantInfos">The constants to use when resolving array lengths for fields.</param>
/// <param name="file">The structures file.</param>
private static void GenerateStructuresFile(List <StructureInfo> structureInfos, List <ConstantInfo> constantInfos, string file)
{
using (var streamWriter = File.CreateText(file))
{
var csWriter = new CsWriter(streamWriter);
csWriter.WriteHeader();
csWriter.WriteLine();
csWriter.WriteUsing("System");
csWriter.WriteUsing("System.Runtime.InteropServices");
csWriter.WriteLine();
csWriter.WriteLine($"namespace Vulkan");
csWriter.WriteScope(() =>
{
foreach (var structureInfo in structureInfos.Where(structureInfo => structureInfo.Fields.Count > 0))
{
WriteStructure(csWriter, structureInfo, constantInfos);
}
});
}
}
/*********
** Private Methods
*********/
/// <summary>Generates the C# file containing the Vulkan constants and commands.</summary>
/// <param name="constantInfos">The constants to generate.</param>
/// <param name="commandInfos">The commands to generate.</param>
/// <param name="file">The VK file.</param>
private static void GenerateVKFile(List <ConstantInfo> constantInfos, List <CommandInfo> commandInfos, string file)
{
using (var streamWriter = File.CreateText(file))
{
var csWriter = new CsWriter(streamWriter);
csWriter.WriteHeader();
csWriter.WriteLine();
csWriter.WriteUsing("System");
csWriter.WriteUsing("System.Runtime.InteropServices");
csWriter.WriteLine();
csWriter.WriteLine($"namespace Vulkan");
csWriter.WriteScope(() =>
{
csWriter.WriteLine($"public static class VK");
csWriter.WriteScope(() =>
{
// create constants
foreach (var constantInfo in constantInfos)
{
WriteConstant(csWriter, constantInfo);
}
// create delegates
foreach (var commandInfo in commandInfos)
{
WriteDelegates(csWriter, commandInfo);
}
// create fields
csWriter.WriteLine("private static readonly OSVulkanLibraryBase VulkanLibrary;");
foreach (var commandInfo in commandInfos)
{
WriteFields(csWriter, commandInfo);
}
// create class initialiser to retrieve the function pointers
csWriter.WriteLine("static VK()");
csWriter.WriteScope(() =>
{
csWriter.WriteLine("VulkanLibrary = OSVulkanLibraryBase.CreateOSVulkanLibrary();");
csWriter.WriteLine("InitialiseRequiredMethods();");
});
// create methods
void PopulateDelegateOverloads(CsWriter csWriter, CommandInfo commandInfo)
{
var overloads = Utilities.GenerateAllOverloads(commandInfo);
for (int i = 0; i < overloads.Count; i++)
{
csWriter.WriteLine($"{commandInfo.DisplayName}_{i} = Marshal.GetDelegateForFunctionPointer<{commandInfo.DelegateDisplayName}_{i}>({commandInfo.PointerDisplayName});");
}
}
var requiredMethods = new[] { "vkCreateInstance", "vkEnumerateInstanceExtensionProperties", "vkEnumerateInstanceLayerProperties", "vkGetInstanceProcAddr" };
csWriter.WriteLine("private static void InitialiseRequiredMethods()");
csWriter.WriteScope(() =>
{
foreach (var commandInfo in commandInfos.Where(commandInfo => requiredMethods.Contains(commandInfo.Name)))
{
csWriter.WriteLine($"{commandInfo.PointerDisplayName} = VulkanLibrary.GetFunctionPointer(\"{commandInfo.Name}\");");
PopulateDelegateOverloads(csWriter, commandInfo);
}
});
csWriter.WriteLine("public static void InitialiseInstanceMethods(VkInstance instance)");
csWriter.WriteScope(() =>
{
foreach (var commandInfo in commandInfos.Where(commandInfo => !requiredMethods.Contains(commandInfo.Name)))
{
if (commandInfo.Alias != null) // aliases don't have delegates
{
continue;
}
csWriter.WriteLine($"{commandInfo.PointerDisplayName} = GetInstancePrecedureAddress(instance, \"{commandInfo.Name}\");");
csWriter.WriteLine($"if ({commandInfo.PointerDisplayName} != IntPtr.Zero)");
csWriter.WriteScope(() => PopulateDelegateOverloads(csWriter, commandInfo));
}
});
foreach (var commandInfo in commandInfos)
{
WriteMethods(csWriter, commandInfo, commandInfos);
}
});
});
}
}
