1 /*
2 * Copyright 2018 Google Inc.
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 "include/core/SkBitmap.h"
9 #include "include/core/SkColor.h"
10 #include "include/core/SkColorSpace.h"
11 #include "include/core/SkFont.h"
12 #include "include/core/SkImageInfo.h"
13 #include "include/core/SkMatrix.h"
14 #include "include/core/SkPaint.h"
15 #include "include/core/SkSize.h"
16 #include "include/core/SkSurfaceProps.h"
17 #include "include/core/SkTypes.h"
18 #include "include/gpu/GpuTypes.h"
19 #include "include/gpu/GrBackendSurface.h"
20 #include "include/gpu/GrDirectContext.h"
21 #include "include/gpu/GrTypes.h"
22 #include "include/private/gpu/ganesh/GrTypesPriv.h"
23 #include "src/gpu/AtlasTypes.h"
24 #include "src/gpu/SkBackingFit.h"
25 #include "src/gpu/ganesh/GrCaps.h"
26 #include "src/gpu/ganesh/GrDeferredUpload.h"
27 #include "src/gpu/ganesh/GrDirectContextPriv.h"
28 #include "src/gpu/ganesh/GrDrawOpAtlas.h"
29 #include "src/gpu/ganesh/GrDstProxyView.h"
30 #include "src/gpu/ganesh/GrOnFlushResourceProvider.h"
31 #include "src/gpu/ganesh/GrOpFlushState.h"
32 #include "src/gpu/ganesh/GrSurfaceProxy.h"
33 #include "src/gpu/ganesh/GrSurfaceProxyView.h"
34 #include "src/gpu/ganesh/GrXferProcessor.h"
35 #include "src/gpu/ganesh/SurfaceDrawContext.h"
36 #include "src/gpu/ganesh/ops/AtlasTextOp.h"
37 #include "src/gpu/ganesh/ops/GrOp.h"
38 #include "src/gpu/ganesh/text/GrAtlasManager.h"
39 #include "tests/CtsEnforcement.h"
40 #include "tests/Test.h"
41 #include "tools/fonts/FontToolUtils.h"
42 #include "tools/gpu/ganesh/AtlasTextOpTools.h"
43 #include "tools/gpu/ganesh/GrAtlasTools.h"
44
45 #include <cstddef>
46 #include <cstdint>
47 #include <memory>
48
49 class GrResourceProvider;
50 struct GrContextOptions;
51
52 using namespace skgpu::ganesh;
53 using MaskFormat = skgpu::MaskFormat;
54
55 static const int kNumPlots = 2;
56 static const int kPlotSize = 32;
57 static const int kAtlasSize = kNumPlots * kPlotSize;
58
59 class AssertOnEvict : public skgpu::PlotEvictionCallback {
60 public:
evict(skgpu::PlotLocator)61 void evict(skgpu::PlotLocator) override {
62 SkASSERT(0); // The unit test shouldn't exercise this code path
63 }
64 };
65
check(skiatest::Reporter * r,GrDrawOpAtlas * atlas,uint32_t expectedActive,uint32_t expectedMax,int expectedAlloced)66 static void check(skiatest::Reporter* r, GrDrawOpAtlas* atlas,
67 uint32_t expectedActive, uint32_t expectedMax, int expectedAlloced) {
68 REPORTER_ASSERT(r, expectedActive == atlas->numActivePages());
69 REPORTER_ASSERT(r, expectedMax == atlas->maxPages());
70 REPORTER_ASSERT(r, expectedAlloced == GrDrawOpAtlasTools::NumAllocated(atlas));
71 }
72
73 class TestingUploadTarget : public GrDeferredUploadTarget {
74 public:
TestingUploadTarget()75 TestingUploadTarget() { }
76
tokenTracker()77 const skgpu::TokenTracker* tokenTracker() final { return &fTokenTracker; }
writeableTokenTracker()78 skgpu::TokenTracker* writeableTokenTracker() { return &fTokenTracker; }
79
addInlineUpload(GrDeferredTextureUploadFn &&)80 skgpu::AtlasToken addInlineUpload(GrDeferredTextureUploadFn&&) final {
81 SkASSERT(0); // this test shouldn't invoke this code path
82 return fTokenTracker.nextDrawToken();
83 }
84
addASAPUpload(GrDeferredTextureUploadFn && upload)85 skgpu::AtlasToken addASAPUpload(GrDeferredTextureUploadFn&& upload) final {
86 return fTokenTracker.nextFlushToken();
87 }
88
issueDrawToken()89 void issueDrawToken() { fTokenTracker.issueDrawToken(); }
issueFlushToken()90 void issueFlushToken() { fTokenTracker.issueFlushToken(); }
91
92 private:
93 skgpu::TokenTracker fTokenTracker;
94
95 using INHERITED = GrDeferredUploadTarget;
96 };
97
fill_plot(GrDrawOpAtlas * atlas,GrResourceProvider * resourceProvider,GrDeferredUploadTarget * target,skgpu::AtlasLocator * atlasLocator,int alpha)98 static bool fill_plot(GrDrawOpAtlas* atlas,
99 GrResourceProvider* resourceProvider,
100 GrDeferredUploadTarget* target,
101 skgpu::AtlasLocator* atlasLocator,
102 int alpha) {
103 SkImageInfo ii = SkImageInfo::MakeA8(kPlotSize, kPlotSize);
104
105 SkBitmap data;
106 data.allocPixels(ii);
107 data.eraseARGB(alpha, 0, 0, 0);
108
109 GrDrawOpAtlas::ErrorCode code;
110 code = atlas->addToAtlas(resourceProvider, target, kPlotSize, kPlotSize,
111 data.getAddr(0, 0), atlasLocator);
112 return GrDrawOpAtlas::ErrorCode::kSucceeded == code;
113 }
114
115
116 // This is a basic DrawOpAtlas test. It simply verifies that multitexture atlases correctly
117 // add and remove pages. Note that this is simulating flush-time behavior.
DEF_GANESH_TEST_FOR_RENDERING_CONTEXTS(BasicDrawOpAtlas,reporter,ctxInfo,CtsEnforcement::kApiLevel_T)118 DEF_GANESH_TEST_FOR_RENDERING_CONTEXTS(BasicDrawOpAtlas,
119 reporter,
120 ctxInfo,
121 CtsEnforcement::kApiLevel_T) {
122 auto context = ctxInfo.directContext();
123 auto proxyProvider = context->priv().proxyProvider();
124 auto resourceProvider = context->priv().resourceProvider();
125 auto drawingManager = context->priv().drawingManager();
126 const GrCaps* caps = context->priv().caps();
127
128 GrOnFlushResourceProvider onFlushResourceProvider(drawingManager);
129 TestingUploadTarget uploadTarget;
130
131 GrColorType atlasColorType = GrColorType::kAlpha_8;
132 GrBackendFormat format = caps->getDefaultBackendFormat(atlasColorType,
133 GrRenderable::kNo);
134
135 AssertOnEvict evictor;
136 skgpu::AtlasGenerationCounter counter;
137
138 std::unique_ptr<GrDrawOpAtlas> atlas = GrDrawOpAtlas::Make(
139 proxyProvider,
140 format,
141 GrColorTypeToSkColorType(atlasColorType),
142 GrColorTypeBytesPerPixel(atlasColorType),
143 kAtlasSize, kAtlasSize,
144 kAtlasSize/kNumPlots, kAtlasSize/kNumPlots,
145 &counter,
146 GrDrawOpAtlas::AllowMultitexturing::kYes,
147 &evictor,
148 /*label=*/"BasicDrawOpAtlasTest");
149 check(reporter, atlas.get(), 0, 4, 0);
150
151 // Fill up the first level
152 skgpu::AtlasLocator atlasLocators[kNumPlots * kNumPlots];
153 for (int i = 0; i < kNumPlots * kNumPlots; ++i) {
154 bool result = fill_plot(
155 atlas.get(), resourceProvider, &uploadTarget, &atlasLocators[i], i * 32);
156 REPORTER_ASSERT(reporter, result);
157 check(reporter, atlas.get(), 1, 4, 1);
158 }
159
160 atlas->instantiate(&onFlushResourceProvider);
161 check(reporter, atlas.get(), 1, 4, 1);
162
163 // Force allocation of a second level
164 skgpu::AtlasLocator atlasLocator;
165 bool result = fill_plot(atlas.get(), resourceProvider, &uploadTarget, &atlasLocator, 4 * 32);
166 REPORTER_ASSERT(reporter, result);
167 check(reporter, atlas.get(), 2, 4, 2);
168
169 // Simulate a lot of draws using only the first plot. The last texture should be compacted.
170 for (int i = 0; i < 512; ++i) {
171 atlas->setLastUseToken(atlasLocators[0], uploadTarget.tokenTracker()->nextDrawToken());
172 uploadTarget.issueDrawToken();
173 uploadTarget.issueFlushToken();
174 atlas->compact(uploadTarget.tokenTracker()->nextFlushToken());
175 }
176
177 check(reporter, atlas.get(), 1, 4, 1);
178 }
179
180 // This test verifies that the AtlasTextOp::onPrepare method correctly handles a failure
181 // when allocating an atlas page.
DEF_GANESH_TEST_FOR_RENDERING_CONTEXTS(GrAtlasTextOpPreparation,reporter,ctxInfo,CtsEnforcement::kApiLevel_T)182 DEF_GANESH_TEST_FOR_RENDERING_CONTEXTS(GrAtlasTextOpPreparation,
183 reporter,
184 ctxInfo,
185 CtsEnforcement::kApiLevel_T) {
186 auto dContext = ctxInfo.directContext();
187
188 auto gpu = dContext->priv().getGpu();
189 auto resourceProvider = dContext->priv().resourceProvider();
190
191 auto sdc = skgpu::ganesh::SurfaceDrawContext::Make(dContext,
192 GrColorType::kRGBA_8888,
193 nullptr,
194 SkBackingFit::kApprox,
195 {32, 32},
196 SkSurfaceProps(),
197 /*label=*/"AtlasTextOpPreparation");
198
199 SkPaint paint;
200 paint.setColor(SK_ColorRED);
201
202 SkFont font = ToolUtils::DefaultFont();
203 font.setEdging(SkFont::Edging::kAlias);
204
205 const char* text = "a";
206
207 GrOp::Owner op =
208 AtlasTextOpTools::CreateOp(sdc.get(), paint, font, SkMatrix::I(), text, 16, 16);
209 if (!op) {
210 return;
211 }
212
213 auto atlasTextOp = (AtlasTextOp*)op.get();
214 atlasTextOp->finalize(*dContext->priv().caps(), nullptr, GrClampType::kAuto);
215
216 TestingUploadTarget uploadTarget;
217
218 GrOpFlushState flushState(gpu, resourceProvider, uploadTarget.writeableTokenTracker());
219
220 GrSurfaceProxyView surfaceView = sdc->writeSurfaceView();
221 GrOpFlushState::OpArgs opArgs(op.get(),
222 surfaceView,
223 false /*usesMSAASurface*/,
224 nullptr,
225 GrDstProxyView(),
226 GrXferBarrierFlags::kNone,
227 GrLoadOp::kLoad);
228
229 // Modify the atlas manager so it can't allocate any pages. This will force a failure
230 // in the preparation of the text op
231 auto atlasManager = dContext->priv().getAtlasManager();
232 unsigned int numProxies;
233 atlasManager->getViews(MaskFormat::kA8, &numProxies);
234 GrAtlasManagerTools::SetMaxPages(atlasManager, 0);
235
236 flushState.setOpArgs(&opArgs);
237 op->prepare(&flushState);
238 flushState.setOpArgs(nullptr);
239 }
240
test_atlas_config(skiatest::Reporter * reporter,int maxTextureSize,size_t maxBytes,MaskFormat maskFormat,SkISize expectedDimensions,SkISize expectedPlotDimensions)241 void test_atlas_config(skiatest::Reporter* reporter, int maxTextureSize, size_t maxBytes,
242 MaskFormat maskFormat, SkISize expectedDimensions,
243 SkISize expectedPlotDimensions) {
244 GrDrawOpAtlasConfig config(maxTextureSize, maxBytes);
245 REPORTER_ASSERT(reporter, config.atlasDimensions(maskFormat) == expectedDimensions);
246 REPORTER_ASSERT(reporter, config.plotDimensions(maskFormat) == expectedPlotDimensions);
247 }
248
DEF_GANESH_TEST(GrDrawOpAtlasConfig_Basic,reporter,options,CtsEnforcement::kApiLevel_T)249 DEF_GANESH_TEST(GrDrawOpAtlasConfig_Basic, reporter, options, CtsEnforcement::kApiLevel_T) {
250 // 1/4 MB
251 test_atlas_config(reporter, 65536, 256 * 1024, MaskFormat::kARGB,
252 { 256, 256 }, { 256, 256 });
253 test_atlas_config(reporter, 65536, 256 * 1024, MaskFormat::kA8,
254 { 512, 512 }, { 256, 256 });
255 // 1/2 MB
256 test_atlas_config(reporter, 65536, 512 * 1024, MaskFormat::kARGB,
257 { 512, 256 }, { 256, 256 });
258 test_atlas_config(reporter, 65536, 512 * 1024, MaskFormat::kA8,
259 { 1024, 512 }, { 256, 256 });
260 // 1 MB
261 test_atlas_config(reporter, 65536, 1024 * 1024, MaskFormat::kARGB,
262 { 512, 512 }, { 256, 256 });
263 test_atlas_config(reporter, 65536, 1024 * 1024, MaskFormat::kA8,
264 { 1024, 1024 }, { 256, 256 });
265 // 2 MB
266 test_atlas_config(reporter, 65536, 2 * 1024 * 1024, MaskFormat::kARGB,
267 { 1024, 512 }, { 256, 256 });
268 test_atlas_config(reporter, 65536, 2 * 1024 * 1024, MaskFormat::kA8,
269 { 2048, 1024 }, { 512, 256 });
270 // 4 MB
271 test_atlas_config(reporter, 65536, 4 * 1024 * 1024, MaskFormat::kARGB,
272 { 1024, 1024 }, { 256, 256 });
273 test_atlas_config(reporter, 65536, 4 * 1024 * 1024, MaskFormat::kA8,
274 { 2048, 2048 }, { 512, 512 });
275 // 8 MB
276 test_atlas_config(reporter, 65536, 8 * 1024 * 1024, MaskFormat::kARGB,
277 { 2048, 1024 }, { 256, 256 });
278 test_atlas_config(reporter, 65536, 8 * 1024 * 1024, MaskFormat::kA8,
279 { 2048, 2048 }, { 512, 512 });
280 // 16 MB (should be same as 8 MB)
281 test_atlas_config(reporter, 65536, 16 * 1024 * 1024, MaskFormat::kARGB,
282 { 2048, 1024 }, { 256, 256 });
283 test_atlas_config(reporter, 65536, 16 * 1024 * 1024, MaskFormat::kA8,
284 { 2048, 2048 }, { 512, 512 });
285
286 // 4MB, restricted texture size
287 test_atlas_config(reporter, 1024, 8 * 1024 * 1024, MaskFormat::kARGB,
288 { 1024, 1024 }, { 256, 256 });
289 test_atlas_config(reporter, 1024, 8 * 1024 * 1024, MaskFormat::kA8,
290 { 1024, 1024 }, { 256, 256 });
291
292 // 3 MB (should be same as 2 MB)
293 test_atlas_config(reporter, 65536, 3 * 1024 * 1024, MaskFormat::kARGB,
294 { 1024, 512 }, { 256, 256 });
295 test_atlas_config(reporter, 65536, 3 * 1024 * 1024, MaskFormat::kA8,
296 { 2048, 1024 }, { 512, 256 });
297
298 // minimum size
299 test_atlas_config(reporter, 65536, 0, MaskFormat::kARGB,
300 { 256, 256 }, { 256, 256 });
301 test_atlas_config(reporter, 65536, 0, MaskFormat::kA8,
302 { 512, 512 }, { 256, 256 });
303 }
304