| // Copyright 2017 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef GARNET_LIB_UI_GFX_RESOURCES_BUFFER_H_ |
| #define GARNET_LIB_UI_GFX_RESOURCES_BUFFER_H_ |
| |
| #include "garnet/lib/ui/gfx/resources/memory.h" |
| #include "lib/escher/vk/buffer.h" |
| |
| namespace scenic_impl { |
| namespace gfx { |
| |
| // A resource that represents an escher::Buffer object. This class also keeps |
| // track of an optional backing resource for reporting purposes (e.g., |
| // dump_visitor). |
| class Buffer : public Resource { |
| public: |
| static const ResourceTypeInfo kTypeInfo; |
| |
| Buffer(Session* session, ResourceId id, escher::GpuMemPtr gpu_mem, |
| ResourcePtr backing_resource); |
| |
| void Accept(class ResourceVisitor* visitor) override; |
| |
| const ResourcePtr& backing_resource() { return backing_resource_; } |
| const escher::BufferPtr& escher_buffer() const { return escher_buffer_; } |
| vk::DeviceSize size() const { return escher_buffer_->size(); } |
| |
| private: |
| ResourcePtr backing_resource_; |
| escher::BufferPtr escher_buffer_; |
| }; |
| |
| using BufferPtr = fxl::RefPtr<Buffer>; |
| |
| } // namespace gfx |
| } // namespace scenic_impl |
| |
| #endif // GARNET_LIB_UI_GFX_RESOURCES_BUFFER_H_ |