• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /*
2  * Copyright 2021 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_ResourceProvider_DEFINED
9 #define skgpu_graphite_ResourceProvider_DEFINED
10 
11 #include "include/core/SkSize.h"
12 #include "include/core/SkTileMode.h"
13 #include "src/core/SkLRUCache.h"
14 #include "src/gpu/ResourceKey.h"
15 #include "src/gpu/graphite/CommandBuffer.h"
16 #include "src/gpu/graphite/GraphicsPipeline.h"
17 #include "src/gpu/graphite/ResourceCache.h"
18 #include "src/gpu/graphite/ResourceTypes.h"
19 
20 struct AHardwareBuffer;
21 struct SkSamplingOptions;
22 class SkTraceMemoryDump;
23 
24 namespace skgpu {
25 class SingleOwner;
26 }
27 
28 namespace SkSL {
29     class Compiler;
30 }
31 
32 namespace skgpu::graphite {
33 
34 class BackendTexture;
35 class Buffer;
36 class Caps;
37 class ComputePipeline;
38 class ComputePipelineDesc;
39 class GlobalCache;
40 class GraphicsPipelineDesc;
41 class GraphiteResourceKey;
42 class ResourceCache;
43 class RuntimeEffectDictionary;
44 class ShaderCodeDictionary;
45 class Sampler;
46 class SharedContext;
47 class Texture;
48 class TextureInfo;
49 
50 class ResourceProvider {
51 public:
52     virtual ~ResourceProvider();
53 
54     // The runtime effect dictionary provides a link between SkCodeSnippetIds referenced in the
55     // paint key and the current SkRuntimeEffect that provides the SkSL for that id.
56     sk_sp<GraphicsPipeline> findOrCreateGraphicsPipeline(
57             const RuntimeEffectDictionary*,
58             const GraphicsPipelineDesc&,
59             const RenderPassDesc&,
60             SkEnumBitMask<PipelineCreationFlags> = PipelineCreationFlags::kNone);
61 
62     sk_sp<ComputePipeline> findOrCreateComputePipeline(const ComputePipelineDesc&);
63 
64     sk_sp<Texture> findOrCreateNonShareableTexture(SkISize,
65                                                    const TextureInfo&,
66                                                    std::string_view label,
67                                                    Budgeted);
68     sk_sp<Texture> findOrCreateScratchTexture(SkISize,
69                                               const TextureInfo&,
70                                               std::string_view label,
71                                               const ResourceCache::ScratchResourceSet& unavailable);
72 
73     sk_sp<Texture> createWrappedTexture(const BackendTexture&, std::string_view label);
74 
75     sk_sp<Texture> findOrCreateDepthStencilAttachment(SkISize dimensions,
76                                                       const TextureInfo&);
77 
78     sk_sp<Texture> findOrCreateDiscardableMSAAAttachment(SkISize dimensions,
79                                                          const TextureInfo&);
80 
81     sk_sp<Buffer> findOrCreateBuffer(size_t size,
82                                      BufferType type,
83                                      AccessPattern,
84                                      std::string_view label);
85 
86     sk_sp<Sampler> findOrCreateCompatibleSampler(const SamplerDesc&);
87 
88     BackendTexture createBackendTexture(SkISize dimensions, const TextureInfo&);
89     void deleteBackendTexture(const BackendTexture&);
90 
proxyCache()91     ProxyCache* proxyCache() { return fResourceCache->proxyCache(); }
92 
setResourceCacheLimit(size_t bytes)93     void setResourceCacheLimit(size_t bytes) { return fResourceCache->setMaxBudget(bytes); }
getResourceCacheLimit()94     size_t getResourceCacheLimit() const { return fResourceCache->getMaxBudget(); }
getResourceCacheCurrentBudgetedBytes()95     size_t getResourceCacheCurrentBudgetedBytes() const {
96         return fResourceCache->currentBudgetedBytes();
97     }
getResourceCacheCurrentPurgeableBytes()98     size_t getResourceCacheCurrentPurgeableBytes() const {
99         return fResourceCache->currentPurgeableBytes();
100     }
101 
dumpMemoryStatistics(SkTraceMemoryDump * traceMemoryDump)102     void dumpMemoryStatistics(SkTraceMemoryDump* traceMemoryDump) const {
103         fResourceCache->dumpMemoryStatistics(traceMemoryDump);
104     }
105 
106     void freeGpuResources();
107     void purgeResourcesNotUsedSince(StdSteadyClock::time_point purgeTime);
forceProcessReturnedResources()108     void forceProcessReturnedResources() { fResourceCache->forceProcessReturnedResources(); }
109 
110 #if defined(GPU_TEST_UTILS)
resourceCache()111     ResourceCache* resourceCache() { return fResourceCache.get(); }
sharedContext()112     const SharedContext* sharedContext() { return fSharedContext; }
113 #endif
114 
115 #ifdef SK_BUILD_FOR_ANDROID
116     virtual BackendTexture createBackendTexture(AHardwareBuffer*,
117                                                 bool isRenderable,
118                                                 bool isProtectedContent,
119                                                 SkISize dimensions,
120                                                 bool fromAndroidWindow) const;
121 #endif
122 
123 protected:
124     ResourceProvider(SharedContext* sharedContext,
125                      SingleOwner* singleOwner,
126                      uint32_t recorderID,
127                      size_t resourceBudget);
128 
129     SharedContext* fSharedContext;
130     // Each ResourceProvider owns one local cache; for some resources it also refers out to the
131     // global cache of the SharedContext, which is assumed to outlive the ResourceProvider.
132     sk_sp<ResourceCache> fResourceCache;
133 
134 private:
135     virtual sk_sp<GraphicsPipeline> createGraphicsPipeline(
136             const RuntimeEffectDictionary*,
137             const UniqueKey&,
138             const GraphicsPipelineDesc&,
139             const RenderPassDesc&,
140             SkEnumBitMask<PipelineCreationFlags>,
141             uint32_t compilationID) = 0;
142     virtual sk_sp<ComputePipeline> createComputePipeline(const ComputePipelineDesc&) = 0;
143     virtual sk_sp<Texture> createTexture(SkISize, const TextureInfo&) = 0;
144     virtual sk_sp<Buffer> createBuffer(size_t size, BufferType type, AccessPattern) = 0;
145     virtual sk_sp<Sampler> createSampler(const SamplerDesc&) = 0;
146 
147     sk_sp<Texture> findOrCreateTexture(SkISize dimensions,
148                                        const TextureInfo& info,
149                                        std::string_view label,
150                                        Budgeted,
151                                        Shareable,
152                                        const ResourceCache::ScratchResourceSet* = nullptr);
153 
154     virtual sk_sp<Texture> onCreateWrappedTexture(const BackendTexture&) = 0;
155 
156     virtual BackendTexture onCreateBackendTexture(SkISize dimensions, const TextureInfo&) = 0;
157 #ifdef SK_BUILD_FOR_ANDROID
158     virtual BackendTexture onCreateBackendTexture(AHardwareBuffer*,
159                                                   bool isRenderable,
160                                                   bool isProtectedContent,
161                                                   SkISize dimensions,
162                                                   bool fromAndroidWindow) const;
163 #endif
164     virtual void onDeleteBackendTexture(const BackendTexture&) = 0;
165 
onFreeGpuResources()166     virtual void onFreeGpuResources() {}
onPurgeResourcesNotUsedSince(StdSteadyClock::time_point purgeTime)167     virtual void onPurgeResourcesNotUsedSince(StdSteadyClock::time_point purgeTime) {}
168 };
169 
170 } // namespace skgpu::graphite
171 
172 #endif // skgpu_graphite_ResourceProvider_DEFINED
173