xref: /aosp_15_r20/external/skia/src/gpu/graphite/vk/VulkanSampler.h (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1 /*
2  * Copyright 2023 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_VulkanSampler_DEFINED
9 #define skgpu_graphite_VulkanSampler_DEFINED
10 
11 #include "src/gpu/graphite/Sampler.h"
12 #include "src/gpu/graphite/vk/VulkanSharedContext.h"
13 #include "src/gpu/graphite/vk/VulkanYcbcrConversion.h"
14 
15 #include "include/core/SkRefCnt.h"
16 #include "include/core/SkTileMode.h"
17 
18 struct SkSamplingOptions;
19 
20 namespace skgpu::graphite {
21 
22 class VulkanSampler : public Sampler {
23 public:
24     static sk_sp<VulkanSampler> Make(const VulkanSharedContext*,
25                                      const SamplerDesc&,
26                                      sk_sp<VulkanYcbcrConversion> ycbcrConversion = nullptr);
~VulkanSampler()27     ~VulkanSampler() override {}
28 
vkSampler()29     VkSampler vkSampler() const { return fSampler; }
30 
ycbcrConversion()31     const VulkanYcbcrConversion* ycbcrConversion() const { return fYcbcrConversion.get(); }
32 
samplerDesc()33     const SamplerDesc& samplerDesc() const { return fDesc; }
34 
constVkSamplerPtr()35     const VkSampler* constVkSamplerPtr() const { return &fSampler; }
36 
37 private:
38     VulkanSampler(const VulkanSharedContext*,
39                   const SamplerDesc&,
40                   VkSampler,
41                   sk_sp<VulkanYcbcrConversion>);
42 
43     void freeGpuData() override;
44 
45     // It's helpful to store the sampler desc such that when we create a descriptor for this sampler
46     // we can easily access the numerical sampler representation.
47     const SamplerDesc fDesc;
48 
49     VkSampler fSampler;
50     sk_sp<VulkanYcbcrConversion> fYcbcrConversion;
51 };
52 
53 } // namepsace skgpu::graphite
54 
55 #endif // skgpu_graphite_VulkanSampler_DEFINED
56