| // Copyright 2013 The Flutter 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 FLUTTER_IMPELLER_RENDERER_BACKEND_VULKAN_SAMPLER_VK_H_ |
| #define FLUTTER_IMPELLER_RENDERER_BACKEND_VULKAN_SAMPLER_VK_H_ |
| |
| #include "flutter/fml/macros.h" |
| #include "impeller/base/backend_cast.h" |
| #include "impeller/core/sampler.h" |
| #include "impeller/renderer/backend/vulkan/shared_object_vk.h" |
| #include "impeller/renderer/backend/vulkan/vk.h" |
| |
| namespace impeller { |
| |
| class SamplerLibraryVK; |
| class YUVConversionVK; |
| |
| class SamplerVK final : public Sampler, public BackendCast<SamplerVK, Sampler> { |
| public: |
| SamplerVK(const vk::Device& device, |
| SamplerDescriptor desc, |
| std::shared_ptr<YUVConversionVK> yuv_conversion = {}); |
| |
| // |Sampler| |
| ~SamplerVK() override; |
| |
| vk::Sampler GetSampler() const; |
| |
| std::shared_ptr<SamplerVK> CreateVariantForConversion( |
| std::shared_ptr<YUVConversionVK> conversion) const; |
| |
| const std::shared_ptr<YUVConversionVK>& GetYUVConversion() const; |
| |
| private: |
| friend SamplerLibraryVK; |
| |
| const vk::Device device_; |
| SharedHandleVK<vk::Sampler> sampler_; |
| std::shared_ptr<YUVConversionVK> yuv_conversion_; |
| bool is_valid_ = false; |
| |
| SamplerVK(const SamplerVK&) = delete; |
| |
| SamplerVK& operator=(const SamplerVK&) = delete; |
| }; |
| |
| } // namespace impeller |
| |
| #endif // FLUTTER_IMPELLER_RENDERER_BACKEND_VULKAN_SAMPLER_VK_H_ |