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 #include "src/gpu/graphite/AtlasProvider.h"
9
10 #include "include/gpu/graphite/Recorder.h"
11 #include "src/gpu/graphite/ComputePathAtlas.h"
12 #include "src/gpu/graphite/DrawContext.h"
13 #include "src/gpu/graphite/Log.h"
14 #include "src/gpu/graphite/RasterPathAtlas.h"
15 #include "src/gpu/graphite/RecorderPriv.h"
16 #include "src/gpu/graphite/RendererProvider.h"
17 #include "src/gpu/graphite/TextureProxy.h"
18 #include "src/gpu/graphite/text/TextAtlasManager.h"
19
20 namespace skgpu::graphite {
21
QueryPathAtlasSupport(const Caps * caps)22 AtlasProvider::PathAtlasFlagsBitMask AtlasProvider::QueryPathAtlasSupport(const Caps* caps) {
23 // The raster-backend path atlas is always supported.
24 PathAtlasFlagsBitMask flags = PathAtlasFlags::kRaster;
25 if (RendererProvider::IsVelloRendererSupported(caps)) {
26 flags |= PathAtlasFlags::kCompute;
27 }
28 return flags;
29 }
30
AtlasProvider(Recorder * recorder)31 AtlasProvider::AtlasProvider(Recorder* recorder)
32 : fTextAtlasManager(std::make_unique<TextAtlasManager>(recorder))
33 , fRasterPathAtlas(std::make_unique<RasterPathAtlas>(recorder))
34 , fPathAtlasFlags(QueryPathAtlasSupport(recorder->priv().caps())) {}
35
createComputePathAtlas(Recorder * recorder) const36 std::unique_ptr<ComputePathAtlas> AtlasProvider::createComputePathAtlas(Recorder* recorder) const {
37 if (this->isAvailable(PathAtlasFlags::kCompute)) {
38 return ComputePathAtlas::CreateDefault(recorder);
39 }
40 return nullptr;
41 }
42
getRasterPathAtlas() const43 RasterPathAtlas* AtlasProvider::getRasterPathAtlas() const {
44 return fRasterPathAtlas.get();
45 }
46
getAtlasTexture(Recorder * recorder,uint16_t width,uint16_t height,SkColorType colorType,uint16_t identifier,bool requireStorageUsage)47 sk_sp<TextureProxy> AtlasProvider::getAtlasTexture(Recorder* recorder,
48 uint16_t width,
49 uint16_t height,
50 SkColorType colorType,
51 uint16_t identifier,
52 bool requireStorageUsage) {
53 uint64_t key = static_cast<uint64_t>(width) << 48 |
54 static_cast<uint64_t>(height) << 32 |
55 static_cast<uint64_t>(colorType) << 16 |
56 static_cast<uint64_t>(identifier);
57 auto iter = fTexturePool.find(key);
58 if (iter != fTexturePool.end()) {
59 return iter->second;
60 }
61
62 // We currently only make the distinction between a storage texture (written by a
63 // compute pass) and a plain sampleable texture (written via upload) that won't be
64 // used as a render attachment.
65 const Caps* caps = recorder->priv().caps();
66 auto textureInfo = requireStorageUsage
67 ? caps->getDefaultStorageTextureInfo(colorType)
68 : caps->getDefaultSampledTextureInfo(colorType,
69 Mipmapped::kNo,
70 recorder->priv().isProtected(),
71 Renderable::kNo);
72 sk_sp<TextureProxy> proxy = TextureProxy::Make(caps,
73 recorder->priv().resourceProvider(),
74 SkISize::Make((int32_t) width, (int32_t) height),
75 textureInfo,
76 "AtlasProviderTexture",
77 Budgeted::kYes);
78 if (!proxy) {
79 return nullptr;
80 }
81
82 fTexturePool[key] = proxy;
83 return proxy;
84 }
85
clearTexturePool()86 void AtlasProvider::clearTexturePool() {
87 fTexturePool.clear();
88 }
89
recordUploads(DrawContext * dc)90 void AtlasProvider::recordUploads(DrawContext* dc) {
91 if (!fTextAtlasManager->recordUploads(dc)) {
92 SKGPU_LOG_E("TextAtlasManager uploads have failed -- may see invalid results.");
93 }
94
95 if (fRasterPathAtlas) {
96 fRasterPathAtlas->recordUploads(dc);
97 }
98 }
99
postFlush()100 void AtlasProvider::postFlush() {
101 fTextAtlasManager->postFlush();
102 if (fRasterPathAtlas) {
103 fRasterPathAtlas->postFlush();
104 }
105 }
106
107 } // namespace skgpu::graphite
108