Class IndexBufferData

Plugins/NativeEngine/Source/NativeEngine.cpp:320–370

    };

    class IndexBufferData final : private VariantHandleHolder<bgfx::IndexBufferHandle, bgfx::DynamicIndexBufferHandle>
    {
    public:
        IndexBufferData(const Napi::TypedArray& bytes, uint16_t flags, bool dynamic)
        {
            const bgfx::Memory* memory = bgfx::copy(bytes.As<Napi::Uint8Array>().Data(), static_cast<uint32_t>(bytes.ByteLength()));
            if (!dynamic)
            {
                m_handle = bgfx::createIndexBuffer(memory, flags);
            }
            else
            {
                m_handle = bgfx::createDynamicIndexBuffer(memory, flags);
            }
        }

        ~IndexBufferData()
        {
            constexpr auto nonDynamic = [](auto handle) {
                bgfx::destroy(handle);
            };
            constexpr auto dynamic = [](auto handle) {
                bgfx::destroy(handle);
            };
            DoForHandleTypes(nonDynamic, dynamic);
        }

        void Update(const Napi::TypedArray& bytes, uint32_t startingIdx)
        {
            const bgfx::Memory* memory = bgfx::copy(bytes.As<Napi::Uint8Array>().Data(), static_cast<uint32_t>(bytes.ByteLength()));

            constexpr auto nonDynamic = [](auto) {
                throw std::runtime_error("Cannot update a non-dynamic index buffer.");
            };
            const auto dynamic = [memory, startingIdx](auto handle) {
                bgfx::update(handle, startingIdx, memory);
            };
            DoForHandleTypes(nonDynamic, dynamic);
        }

        void SetBgfxIndexBuffer() const
        {
            constexpr auto nonDynamic = [](auto handle) {
                bgfx::setIndexBuffer(handle);
            };
            constexpr auto dynamic = [](auto handle) {
                bgfx::setIndexBuffer(handle);
            };
            DoForHandleTypes(nonDynamic, dynamic);
        }
    };

    class VertexBufferData final : VariantHandleHolder<bgfx::VertexBufferHandle, bgfx::DynamicVertexBufferHandle>
    {