fix iOS

flutter_filament/macos/include/ResourceBuffer.hpp

@@ -0,0 +1,117 @@
+#ifndef RESOURCE_BUFFER_H
+#define RESOURCE_BUFFER_H
+
+#include <stdint.h>
+#include <stdlib.h>
+
+//
+// A ResourceBuffer is a unified interface for working with
+// binary assets across various platforms.
+// This is simply:
+// 1) a pointer to some data
+// 2) the length of the data
+// 3) an ID that can be passed back to the native platform to release the underlying asset when needed.
+//
+struct ResourceBuffer
+{
+  const void *const data;
+  const int32_t size;
+  const int32_t id;
+};
+
+typedef struct ResourceBuffer ResourceBuffer;
+typedef ResourceBuffer (*LoadFilamentResource)(const char *uri);
+typedef ResourceBuffer (*LoadFilamentResourceFromOwner)(const char *const, void *const owner);
+typedef void (*FreeFilamentResource)(ResourceBuffer);
+typedef void (*FreeFilamentResourceFromOwner)(ResourceBuffer, void *const owner);
+
+struct ResourceLoaderWrapper
+{
+  LoadFilamentResource loadResource;
+  FreeFilamentResource freeResource;
+  LoadFilamentResourceFromOwner loadFromOwner;
+  FreeFilamentResourceFromOwner freeFromOwner;
+  void *owner;
+};
+typedef struct ResourceLoaderWrapper ResourceLoaderWrapper;
+
+
+#if defined(__cplusplus)
+
+namespace flutter_filament {
+
+// struct ResourceBufferImpl : public ResourceBuffer
+// {
+
+//   ResourceBufferImpl(const void *const mData, const int32_t mSize, const int32_t mId)
+//   {
+//     data = mData;
+//     size = mSize;
+//     id = mId;
+//   };
+
+//   ResourceBufferImpl(const ResourceBufferImpl &rb)
+//   {
+//     (void *)data = rb.data;
+//     size = rb.size;
+//     id = rb.id;
+//   };
+
+//   ResourceBufferImpl(const ResourceBufferImpl &&rb) noexcept
+//   {
+//     data = rb.data;
+//     size = rb.size;
+//     id = rb.id;
+//   };
+//   ResourceBufferImpl &operator=(const ResourceBufferImpl &other) = delete;
+// };
+
+struct ResourceLoaderWrapperImpl : public ResourceLoaderWrapper
+{
+
+  ResourceLoaderWrapperImpl(LoadFilamentResource loader, FreeFilamentResource freeResource)
+  {
+    loadFromOwner = nullptr;
+    freeFromOwner = nullptr;
+    loadResource = loader;
+    freeResource = freeResource;
+    owner = nullptr;
+  }
+
+  ResourceLoaderWrapperImpl(LoadFilamentResourceFromOwner loader, FreeFilamentResourceFromOwner freeResource, void * owner)
+  {
+    loadResource = nullptr;
+    freeResource = nullptr;
+    loadFromOwner = loader;
+    freeFromOwner = freeResource;
+    owner = owner;
+  }
+
+  ResourceBuffer load(const char *uri) const
+  {
+    if (loadFromOwner)
+    {
+      auto rb = loadFromOwner(uri, owner);
+      return rb;
+    }
+    auto rb = loadResource(uri);
+    return rb;
+  }
+
+  void free(ResourceBuffer rb) const
+  {
+    if (freeFromOwner)
+    {
+      freeFromOwner(rb, owner);
+    }
+    else
+    {
+      freeResource(rb);
+    }
+  }
+};
+
+}
+#endif
+
+#endif

flutter_filament/macos/include/SwiftFlutterFilamentPlugin-Bridging-Header.h

@@ -0,0 +1,17 @@
+#ifndef SwiftFlutterFilamentPlugin_Bridging_Header_h
+#define SwiftFlutterFilamentPlugin_Bridging_Header_h
+
+#include <stdint.h>
+
+#include "ResourceBuffer.hpp"
+
+ResourceLoaderWrapper *make_resource_loader(LoadFilamentResourceFromOwner loadFn, FreeFilamentResourceFromOwner freeFn, void *const owner)
+{
+    ResourceLoaderWrapper *rlw = (ResourceLoaderWrapper *)malloc(sizeof(ResourceLoaderWrapper));
+    rlw->loadFromOwner = loadFn;
+    rlw->freeFromOwner = freeFn;
+    rlw->owner = owner;
+    return rlw;
+}
+
+#endif