1 /* 2 * Copyright 2022 Google LLC 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7 8 #ifndef skgpu_graphite_UploadBufferManager_DEFINED 9 #define skgpu_graphite_UploadBufferManager_DEFINED 10 11 #include <vector> 12 13 #include "include/core/SkRefCnt.h" 14 #include "src/gpu/BufferWriter.h" 15 #include "src/gpu/graphite/DrawTypes.h" 16 17 namespace skgpu::graphite { 18 19 class Buffer; 20 class Caps; 21 class Recording; 22 class ResourceProvider; 23 24 class UploadBufferManager { 25 public: 26 UploadBufferManager(ResourceProvider*, const Caps*); 27 ~UploadBufferManager(); 28 29 std::tuple<UploadWriter, BindBufferInfo> getUploadWriter(size_t requiredBytes, 30 size_t requiredAlignment); 31 32 // Finalizes all buffers and transfers ownership of them to a Recording. 33 void transferToRecording(Recording*); 34 35 private: 36 ResourceProvider* fResourceProvider; 37 38 sk_sp<Buffer> fReusedBuffer; 39 size_t fMinAlignment; 40 size_t fReusedBufferOffset = 0; 41 42 std::vector<sk_sp<Buffer>> fUsedBuffers; 43 }; 44 45 } // namespace skgpu::graphite 46 47 #endif // skgpu_graphite_UploadBufferManager_DEFINED 48