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Add support in scripting for using interfaces on structures

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#2679
This commit is contained in:
Wojtek Figat
2025-01-31 23:36:15 +01:00
parent 4e0cd9e8a9
commit 9ffbe1f8ca
1 changed files with 18 additions and 10 deletions
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28
Source/Tools/Flax.Build/Bindings/BindingsGenerator.Cpp.cs
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@@ -1932,19 +1932,20 @@ namespace Flax.Build.Bindings
contents.Append('}').AppendLine();
}
private static string GenerateCppInterfaceInheritanceTable(BuildData buildData, StringBuilder contents, ModuleInfo moduleInfo, VirtualClassInfo typeInfo, string typeNameNative)
private static string GenerateCppInterfaceInheritanceTable(BuildData buildData, StringBuilder contents, ModuleInfo moduleInfo, ClassStructInfo typeInfo, string typeNameNative, string typeNameInternal)
{
var interfacesPtr = "nullptr";
var interfaces = typeInfo.Interfaces;
if (interfaces != null)
{
interfacesPtr = typeNameNative + "_Interfaces";
var virtualTypeInfo = typeInfo as VirtualClassInfo;
interfacesPtr = typeNameInternal + "_Interfaces";
contents.Append("static const ScriptingType::InterfaceImplementation ").Append(interfacesPtr).AppendLine("[] = {");
for (int i = 0; i < interfaces.Count; i++)
{
var interfaceInfo = interfaces[i];
var scriptVTableOffset = typeInfo.GetScriptVTableOffset(interfaceInfo);
contents.AppendLine($" {{ &{interfaceInfo.NativeName}::TypeInitializer, (int16)VTABLE_OFFSET({typeInfo.NativeName}, {interfaceInfo.NativeName}), {scriptVTableOffset}, true }},");
var scriptVTableOffset = virtualTypeInfo?.GetScriptVTableOffset(interfaceInfo) ?? 0;
contents.AppendLine($" {{ &{interfaceInfo.NativeName}::TypeInitializer, (int16)VTABLE_OFFSET({typeNameNative}, {interfaceInfo.NativeName}), {scriptVTableOffset}, true }},");
}
contents.AppendLine(" { nullptr, 0 },");
contents.AppendLine("};");
@@ -2248,7 +2249,7 @@ namespace Flax.Build.Bindings
contents.AppendLine();
// Interfaces
var interfacesTable = GenerateCppInterfaceInheritanceTable(buildData, contents, moduleInfo, classInfo, classTypeNameNative);
var interfacesTable = GenerateCppInterfaceInheritanceTable(buildData, contents, moduleInfo, classInfo, classTypeNameNative, classTypeNameInternal);
// Type initializer
if (GenerateCppIsTemplateInstantiationType(classInfo))
@@ -2263,7 +2264,7 @@ namespace Flax.Build.Bindings
contents.Append("&ScriptingType::DefaultSpawn, ");
else
contents.Append($"(ScriptingType::SpawnHandler)&{classTypeNameNative}::Spawn, ");
if (classInfo.BaseType != null && useScripting)
if (classInfo.BaseType != null)
contents.Append($"&{classInfo.BaseType.FullNameNative}::TypeInitializer, ");
else
contents.Append("nullptr, ");
@@ -2280,9 +2281,7 @@ namespace Flax.Build.Bindings
else
contents.Append("nullptr");
}
contents.Append(", ").Append(interfacesTable);
contents.Append(");");
contents.AppendLine();
contents.Append(", ").Append(interfacesTable).Append(");").AppendLine();
// Nested types
foreach (var apiTypeInfo in classInfo.Children)
@@ -2489,13 +2488,22 @@ namespace Flax.Build.Bindings
contents.Append('}').Append(';').AppendLine();
contents.AppendLine();
// Interfaces
var interfacesTable = GenerateCppInterfaceInheritanceTable(buildData, contents, moduleInfo, structureInfo, structureTypeNameNative, structureTypeNameInternal);
// Type initializer
if (GenerateCppIsTemplateInstantiationType(structureInfo))
contents.Append("template<> ");
contents.Append($"ScriptingTypeInitializer {structureTypeNameNative}::TypeInitializer((BinaryModule*)GetBinaryModule{moduleInfo.Name}(), ");
contents.Append($"StringAnsiView(\"{structureTypeNameManaged}\", {structureTypeNameManaged.Length}), ");
contents.Append($"sizeof({structureTypeNameNative}), ");
contents.Append($"&{structureTypeNameInternal}Internal::InitRuntime, ");
contents.Append($"&{structureTypeNameInternal}Internal::Ctor, &{structureTypeNameInternal}Internal::Dtor, &{structureTypeNameInternal}Internal::Copy, &{structureTypeNameInternal}Internal::Box, &{structureTypeNameInternal}Internal::Unbox, &{structureTypeNameInternal}Internal::GetField, &{structureTypeNameInternal}Internal::SetField);").AppendLine();
contents.Append($"&{structureTypeNameInternal}Internal::Ctor, &{structureTypeNameInternal}Internal::Dtor, &{structureTypeNameInternal}Internal::Copy, &{structureTypeNameInternal}Internal::Box, &{structureTypeNameInternal}Internal::Unbox, &{structureTypeNameInternal}Internal::GetField, &{structureTypeNameInternal}Internal::SetField, ");
if (structureInfo.BaseType != null)
contents.Append($"&{structureInfo.BaseType.FullNameNative}::TypeInitializer");
else
contents.Append("nullptr");
contents.Append(", ").Append(interfacesTable).Append(");").AppendLine();
// Nested types
foreach (var apiTypeInfo in structureInfo.Children)