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This commit is contained in:
Ari Vuollet
2025-12-09 21:49:37 +02:00
parent 6586a98f8d
commit 968de34cae
19 changed files with 920 additions and 190 deletions
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158
Source/Tools/Flax.Build/Bindings/BindingsGenerator.Cpp.cs
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@@ -119,7 +119,8 @@ namespace Flax.Build.Bindings
// Pass as pointer to local variable converted for managed runtime
if (paramType.IsPtr)
result = string.Format(nativeToManaged, '*' + paramName);
contents.Append($" auto __param_{paramName} = {result};").AppendLine();
contents.Append($" auto __param_orig_{paramName} = {result};").AppendLine();
contents.Append($" auto __param_{paramName} = __param_orig_{paramName};").AppendLine();
result = $"&__param_{paramName}";
useLocalVar = true;
}
@@ -998,6 +999,11 @@ namespace Flax.Build.Bindings
}
#endif
if (functionInfo.UniqueName == "SetView" && callerName == "SceneRenderTaskInternal")
callerName = callerName;
if (functionInfo.UniqueName == "SetDriveControl")
callerName = callerName;
// Setup function binding glue to ensure that wrapper method signature matches for C++ and C#
functionInfo.Glue = new FunctionInfo.GlueInfo
{
@@ -1155,6 +1161,7 @@ namespace Flax.Build.Bindings
},
IsOut = parameterInfo.IsOut,
IsRef = isRefOut || parameterInfo.Type.IsRef,
IsConst = true,
});
}
#endif
@@ -1560,7 +1567,8 @@ namespace Flax.Build.Bindings
if (paramIsRef)
{
// Pass as pointer to value when using ref/out parameter
contents.Append($" auto __param_{parameterInfo.Name} = {paramValue};").AppendLine();
contents.Append($" auto __param_orig_{parameterInfo.Name} = {paramValue};").AppendLine();
contents.Append($" auto __param_{parameterInfo.Name} = __param_orig_{parameterInfo.Name};").AppendLine();
paramValue = $"&__param_{parameterInfo.Name}";
useLocalVar = true;
}
@@ -1640,6 +1648,78 @@ namespace Flax.Build.Bindings
else if (!passAsParamPtr)
paramValue = '*' + paramValue;
contents.Append($" {parameterInfo.Name} = {paramValue};").AppendLine();
// Release temporary GCHandles
/*if (passAsParamPtr)
{
//contents.Append($" if (params[{i}] != (void*)&__param_{parameterInfo.Name})").AppendLine();
contents.Append($" {{").AppendLine();
contents.Append($" auto __param{i}_handle = *(MGCHandle*)&params[{i}];").AppendLine();
contents.Append($" MCore::GCHandle::Free(__param{i}_handle);").AppendLine();
contents.Append($" }}").AppendLine();
}
else
{
//contents.Append($" if (params[{i}] != (void*)&__param_{parameterInfo.Name})").AppendLine();
contents.Append($" {{").AppendLine();
contents.Append($" auto __param{i}_handle = *(MGCHandle*)&params[{i}];").AppendLine();
contents.Append($" MCore::GCHandle::Free(__param{i}_handle);").AppendLine();
contents.Append($" }}").AppendLine();
}*/
}
}
}
// Release GCHandles of boxed values
for (var i = 0; i < functionInfo.Parameters.Count; i++)
{
var parameterInfo = functionInfo.Parameters[i];
var paramValue = GenerateCppWrapperNativeToBox(buildData, parameterInfo.Type, classInfo, out var apiType, parameterInfo.Name);
var paramIsRef = parameterInfo.IsRef || parameterInfo.IsOut;
if (paramValue.Contains("MUtils::Box<")) // FIXME
{
if (paramIsRef)
{
//contents.Append($" MUtils::FreeManaged<{parameterInfo.Type.ToString(false)}>((MObject*)__param_{parameterInfo.Name});").AppendLine();
/*if (useThunk)
{
// Release the original handle
contents.Append($" if (__param_orig_{parameterInfo.Name} != __param_{parameterInfo.Name}) //asdf1a").AppendLine();
contents.Append($" MUtils::FreeManaged<{parameterInfo.Type.ToString(false)}>((MObject*)__param_{parameterInfo.Name});").AppendLine();
}*/
contents.Append($" MUtils::FreeManaged<{parameterInfo.Type.Type}>((MObject*)__param_{parameterInfo.Name});").AppendLine();
if (useThunk)
{
// Release the original handle
contents.Append($" if (__param_orig_{parameterInfo.Name} != __param_{ parameterInfo.Name})").AppendLine();
contents.Append($" MUtils::FreeManaged<{parameterInfo.Type.Type}>((MObject*)__param_orig_{parameterInfo.Name});").AppendLine();
}
}
else if (apiType != null && !apiType.IsInBuild)
{
// int: ispod, isvaluetype
// vector: ispod, isvaluetype, isstruct
// guid: ispod, isvaluetype, isstruct, isinbuild
contents.Append($" MUtils::FreeManaged<{parameterInfo.Type.Type}>((MObject*)params[{i}]); //asdf1b").AppendLine();
//contents.Append($" auto __param{i}_handle = *(MGCHandle*)&params[{i}]; // asdf1b").AppendLine();
//contents.Append($" ASSERT((((unsigned long long)__param{i}_handle & 0xC000000000000000) >> 62) == 0);").AppendLine();
//contents.Append($" MCore::GCHandle::Free(__param{i}_handle);").AppendLine();
}
else if (apiType != null && !apiType.IsValueType)
{
if (parameterInfo.Type.Type.ToLower().Contains("string"))
apiType = apiType;
contents.Append($" MUtils::FreeManaged<{parameterInfo.Type.Type}>((MObject*)params[{i}]); //asdf1d").AppendLine();
}
else //if (apiType != null)
{
if (parameterInfo.Type.Type.ToLower().Contains("string"))
apiType = apiType;
//contents.Append($" //asdf1c {parameterInfo.Type.Type}").AppendLine();
contents.Append($" auto __param{i}_handle = *(MGCHandle*)&params[{i}]; // asdf1c").AppendLine();
//contents.Append($" ASSERT((((unsigned long long)__param{i}_handle & 0xC000000000000000) >> 62) == 0);").AppendLine();
contents.Append($" MCore::GCHandle::Free(__param{i}_handle);").AppendLine();
}
}
}
@@ -2095,6 +2175,22 @@ namespace Flax.Build.Bindings
else if (!passAsParamPtr)
paramValue = '*' + paramValue;
contents.Append($" arg{i} = {paramValue};").AppendLine();
// Release temporary GCHandles
if (CppParamsThatNeedConversion[i])
{
// Release the original handle
contents.Append($" if (&__param_orig_arg{i} != &__param_arg{i})").AppendLine();
contents.Append($" FreeManaged(({managedType})__param_arg{i});").AppendLine();
}
/*contents.Append($" FreeManaged(({managedType})__param_arg{i}); //hmm1b").AppendLine();
if (CppParamsThatNeedConversion[i])
{
// Release the original handle
contents.Append($" if (&__param_orig_arg{i} != &__param_arg{i})").AppendLine();
contents.Append($" FreeManaged(({managedType})__param_orig_arg{i});").AppendLine();
}*/
paramType.IsRef = true;
}
}
@@ -2392,6 +2488,7 @@ namespace Flax.Build.Bindings
{
Type = fieldInfo.Type,
Name = "value",
IsConst = true,
},
},
ReturnType = new TypeInfo
@@ -3001,6 +3098,7 @@ namespace Flax.Build.Bindings
header.AppendLine("namespace {");
header.AppendFormat("{0} ToManaged(const {1}& value);", wrapperName, fullName).AppendLine();
header.AppendFormat("{1} ToNative(const {0}& value);", wrapperName, fullName).AppendLine();
header.AppendFormat("void FreeManaged(const {0}& value);", wrapperName).AppendLine();
header.AppendLine("}");
// Generate MConverter for a structure
@@ -3016,7 +3114,10 @@ namespace Flax.Build.Bindings
header.AppendFormat(" DLLEXPORT USED void Unbox({0}& result, MObject* data)", fullName).AppendLine();
header.Append(" {").AppendLine();
header.AppendFormat(" result = ToNative(*reinterpret_cast<{0}*>(MCore::Object::Unbox(data)));", wrapperName).AppendLine();
//header.AppendFormat(" result = ToNative(*reinterpret_cast<{0}*>(MCore::Object::Unbox(data)));", wrapperName).AppendLine();
header.AppendFormat(" auto managed = *reinterpret_cast<{0}*>(MCore::Object::Unbox(data));", wrapperName).AppendLine();
header.AppendFormat(" result = ToNative(managed);", wrapperName).AppendLine();
header.AppendFormat(" ::FreeManaged(managed);", wrapperName).AppendLine();
header.Append(" }").AppendLine();
header.AppendFormat(" DLLEXPORT USED void ToManagedArray(MArray* result, const Span<{0}>& data)", fullName).AppendLine();
@@ -3036,6 +3137,13 @@ namespace Flax.Build.Bindings
header.Append(" for (int32 i = 0; i < result.Length(); i++)").AppendLine();
header.Append(" result[i] = ToNative(dataPtr[i]);").AppendLine();
header.Append(" }").AppendLine();
header.AppendFormat(" void FreeManaged(MObject* data)", fullName).AppendLine();
header.Append(" {").AppendLine();
//header.AppendFormat(" auto managed = MCore::Object::Unbox(data);", wrapperName).AppendLine();
//header.AppendFormat(" ::FreeManaged(*reinterpret_cast<{0}*>(managed));", wrapperName).AppendLine();
header.AppendFormat(" MCore::GCHandle::Free(*(MGCHandle*)&data);", wrapperName).AppendLine();
header.Append(" }").AppendLine();
header.Append('}').Append(';').AppendLine();
// Generate converting function native -> managed
@@ -3110,8 +3218,47 @@ namespace Flax.Build.Bindings
header.AppendFormat(" result.{0} = value.{0};", fieldInfo.Name).AppendLine();
else
header.AppendFormat(" result.{0} = {1};", fieldInfo.Name, string.Format(wrapper, string.Format("value.{0}", fieldInfo.Name))).AppendLine();
/*if (wrapper.Contains("::ToNative(")) // FIXME
{
header.Append($" auto __param{fieldInfo.Name}_handle = *(MGCHandle*)&value.{fieldInfo.Name};").AppendLine();
header.Append($" ASSERT((((unsigned long long)__param{fieldInfo.Name}_handle & 0xC000000000000000) >> 62) == 0); // asdf3").AppendLine();
header.Append($" MCore::GCHandle::Free(__param{fieldInfo.Name}_handle);").AppendLine();
}*/
}
header.Append(" return result;").AppendLine();
header.Append('}').AppendLine();
// Generate release function for temporary managed handles
header.AppendLine();
header.AppendFormat("void FreeManaged(const {0}& value)", wrapperName).AppendLine();
header.Append('{').AppendLine();
for (var i = 0; i < fields.Count; i++)
{
var fieldInfo = fields[i];
if (fieldInfo.IsStatic || fieldInfo.IsConstexpr)
continue;
CppNonPodTypesConvertingGeneration = true;
var wrapper = GenerateCppWrapperManagedToNative(buildData, fieldInfo.Type, apiType, out var managedType, out var fieldApiType, null, out _);
CppNonPodTypesConvertingGeneration = false;
if (wrapper.Contains("::ToNative(")) // FIXME fieldApiType.IsScriptingObject
{
header.Append($" auto __param{fieldInfo.Name}_handle = *(MGCHandle*)&value.{fieldInfo.Name};").AppendLine();
//header.Append($" ASSERT((((unsigned long long)__param{fieldInfo.Name}_handle & 0xC000000000000000) >> 62) == 0); // asdf3").AppendLine();
header.Append($" if ((((unsigned long long)__param{fieldInfo.Name}_handle & 0xC000000000000000) >> 62) != 0) // asdf3").AppendLine();
header.Append($" __param{fieldInfo.Name}_handle = __param{fieldInfo.Name}_handle;").AppendLine();
header.Append($" MCore::GCHandle::Free(__param{fieldInfo.Name}_handle);").AppendLine();
}
}
if (classInfo != null)
{
header.Append($" auto __value_handle = *(MGCHandle*)&value;").AppendLine();
header.Append($" ASSERT((((unsigned long long)__value_handle & 0xC000000000000000) >> 62) == 0); // asdf4").AppendLine();
header.Append($" MCore::GCHandle::Free(__value_handle);").AppendLine();
}
header.Append('}').AppendLine();
header.AppendLine("}");
}
@@ -3190,6 +3337,11 @@ namespace Flax.Build.Bindings
header.AppendFormat(" Unbox(result[i], dataPtr[i]);", fullName).AppendLine();
header.Append(" }").AppendLine();
header.AppendFormat(" void FreeManaged(MObject* data) // honk1", fullName).AppendLine();
header.Append(" {").AppendLine();
//header.Append(" ::FreeManaged(reinterpret_cast<OnlineUserManaged*>(MCore::Object::Unbox(data)));").AppendLine();
header.Append(" }").AppendLine();
header.Append('}').Append(';').AppendLine();
}
}