1/*
2 * Copyright 2013 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 "GrTest.h"
9
10#include "GrContextOptions.h"
11#include "GrDrawOpAtlas.h"
12#include "GrDrawingManager.h"
13#include "GrGpuResourceCacheAccess.h"
14#include "GrPipelineBuilder.h"
15#include "GrRenderTargetContextPriv.h"
16#include "GrRenderTargetProxy.h"
17#include "GrResourceCache.h"
18#include "GrSemaphore.h"
19
20#include "SkGr.h"
21#include "SkImage_Gpu.h"
22#include "SkMathPriv.h"
23#include "SkString.h"
24
25#include "text/GrAtlasGlyphCache.h"
26#include "text/GrTextBlobCache.h"
27
28namespace GrTest {
29void SetupAlwaysEvictAtlas(GrContext* context) {
30    // These sizes were selected because they allow each atlas to hold a single plot and will thus
31    // stress the atlas
32    int dim = GrDrawOpAtlas::kGlyphMaxDim;
33    GrDrawOpAtlasConfig configs[3];
34    configs[kA8_GrMaskFormat].fWidth = dim;
35    configs[kA8_GrMaskFormat].fHeight = dim;
36    configs[kA8_GrMaskFormat].fLog2Width = SkNextLog2(dim);
37    configs[kA8_GrMaskFormat].fLog2Height = SkNextLog2(dim);
38    configs[kA8_GrMaskFormat].fPlotWidth = dim;
39    configs[kA8_GrMaskFormat].fPlotHeight = dim;
40
41    configs[kA565_GrMaskFormat].fWidth = dim;
42    configs[kA565_GrMaskFormat].fHeight = dim;
43    configs[kA565_GrMaskFormat].fLog2Width = SkNextLog2(dim);
44    configs[kA565_GrMaskFormat].fLog2Height = SkNextLog2(dim);
45    configs[kA565_GrMaskFormat].fPlotWidth = dim;
46    configs[kA565_GrMaskFormat].fPlotHeight = dim;
47
48    configs[kARGB_GrMaskFormat].fWidth = dim;
49    configs[kARGB_GrMaskFormat].fHeight = dim;
50    configs[kARGB_GrMaskFormat].fLog2Width = SkNextLog2(dim);
51    configs[kARGB_GrMaskFormat].fLog2Height = SkNextLog2(dim);
52    configs[kARGB_GrMaskFormat].fPlotWidth = dim;
53    configs[kARGB_GrMaskFormat].fPlotHeight = dim;
54
55    context->setTextContextAtlasSizes_ForTesting(configs);
56}
57};
58
59bool GrSurfaceProxy::isWrapped_ForTesting() const {
60    return SkToBool(fTarget);
61}
62
63bool GrRenderTargetContext::isWrapped_ForTesting() const {
64    return fRenderTargetProxy->isWrapped_ForTesting();
65}
66
67void GrContext::setTextBlobCacheLimit_ForTesting(size_t bytes) {
68    fTextBlobCache->setBudget(bytes);
69}
70
71void GrContext::setTextContextAtlasSizes_ForTesting(const GrDrawOpAtlasConfig* configs) {
72    fAtlasGlyphCache->setAtlasSizes_ForTesting(configs);
73}
74
75///////////////////////////////////////////////////////////////////////////////
76
77void GrContext::purgeAllUnlockedResources() {
78    fResourceCache->purgeAllUnlocked();
79}
80
81void GrContext::resetGpuStats() const {
82#if GR_GPU_STATS
83    fGpu->stats()->reset();
84#endif
85}
86
87void GrContext::dumpCacheStats(SkString* out) const {
88#if GR_CACHE_STATS
89    fResourceCache->dumpStats(out);
90#endif
91}
92
93void GrContext::dumpCacheStatsKeyValuePairs(SkTArray<SkString>* keys,
94                                            SkTArray<double>* values) const {
95#if GR_CACHE_STATS
96    fResourceCache->dumpStatsKeyValuePairs(keys, values);
97#endif
98}
99
100void GrContext::printCacheStats() const {
101    SkString out;
102    this->dumpCacheStats(&out);
103    SkDebugf("%s", out.c_str());
104}
105
106void GrContext::dumpGpuStats(SkString* out) const {
107#if GR_GPU_STATS
108    return fGpu->stats()->dump(out);
109#endif
110}
111
112void GrContext::dumpGpuStatsKeyValuePairs(SkTArray<SkString>* keys,
113                                          SkTArray<double>* values) const {
114#if GR_GPU_STATS
115    return fGpu->stats()->dumpKeyValuePairs(keys, values);
116#endif
117}
118
119void GrContext::printGpuStats() const {
120    SkString out;
121    this->dumpGpuStats(&out);
122    SkDebugf("%s", out.c_str());
123}
124
125sk_sp<SkImage> GrContext::getFontAtlasImage_ForTesting(GrMaskFormat format) {
126    GrAtlasGlyphCache* cache = this->getAtlasGlyphCache();
127
128    sk_sp<GrTextureProxy> proxy = cache->getProxy(format);
129    if (!proxy) {
130        return nullptr;
131    }
132
133    SkASSERT(proxy->priv().isExact());
134    sk_sp<SkImage> image(new SkImage_Gpu(this, kNeedNewImageUniqueID, kPremul_SkAlphaType,
135                                         std::move(proxy), nullptr, SkBudgeted::kNo));
136    return image;
137}
138
139#if GR_GPU_STATS
140void GrGpu::Stats::dump(SkString* out) {
141    out->appendf("Render Target Binds: %d\n", fRenderTargetBinds);
142    out->appendf("Shader Compilations: %d\n", fShaderCompilations);
143    out->appendf("Textures Created: %d\n", fTextureCreates);
144    out->appendf("Texture Uploads: %d\n", fTextureUploads);
145    out->appendf("Transfers to Texture: %d\n", fTransfersToTexture);
146    out->appendf("Stencil Buffer Creates: %d\n", fStencilAttachmentCreates);
147    out->appendf("Number of draws: %d\n", fNumDraws);
148}
149
150void GrGpu::Stats::dumpKeyValuePairs(SkTArray<SkString>* keys, SkTArray<double>* values) {
151    keys->push_back(SkString("render_target_binds")); values->push_back(fRenderTargetBinds);
152    keys->push_back(SkString("shader_compilations")); values->push_back(fShaderCompilations);
153    keys->push_back(SkString("texture_uploads")); values->push_back(fTextureUploads);
154    keys->push_back(SkString("number_of_draws")); values->push_back(fNumDraws);
155    keys->push_back(SkString("number_of_failed_draws")); values->push_back(fNumFailedDraws);
156}
157
158#endif
159
160#if GR_CACHE_STATS
161void GrResourceCache::getStats(Stats* stats) const {
162    stats->reset();
163
164    stats->fTotal = this->getResourceCount();
165    stats->fNumNonPurgeable = fNonpurgeableResources.count();
166    stats->fNumPurgeable = fPurgeableQueue.count();
167
168    for (int i = 0; i < fNonpurgeableResources.count(); ++i) {
169        stats->update(fNonpurgeableResources[i]);
170    }
171    for (int i = 0; i < fPurgeableQueue.count(); ++i) {
172        stats->update(fPurgeableQueue.at(i));
173    }
174}
175
176void GrResourceCache::dumpStats(SkString* out) const {
177    this->validate();
178
179    Stats stats;
180
181    this->getStats(&stats);
182
183    float countUtilization = (100.f * fBudgetedCount) / fMaxCount;
184    float byteUtilization = (100.f * fBudgetedBytes) / fMaxBytes;
185
186    out->appendf("Budget: %d items %d bytes\n", fMaxCount, (int)fMaxBytes);
187    out->appendf("\t\tEntry Count: current %d"
188                 " (%d budgeted, %d wrapped, %d locked, %d scratch %.2g%% full), high %d\n",
189                 stats.fTotal, fBudgetedCount, stats.fWrapped, stats.fNumNonPurgeable,
190                 stats.fScratch, countUtilization, fHighWaterCount);
191    out->appendf("\t\tEntry Bytes: current %d (budgeted %d, %.2g%% full, %d unbudgeted) high %d\n",
192                 SkToInt(fBytes), SkToInt(fBudgetedBytes), byteUtilization,
193                 SkToInt(stats.fUnbudgetedSize), SkToInt(fHighWaterBytes));
194}
195
196void GrResourceCache::dumpStatsKeyValuePairs(SkTArray<SkString>* keys,
197                                             SkTArray<double>* values) const {
198    this->validate();
199
200    Stats stats;
201    this->getStats(&stats);
202
203    keys->push_back(SkString("gpu_cache_purgable_entries")); values->push_back(stats.fNumPurgeable);
204}
205
206#endif
207
208///////////////////////////////////////////////////////////////////////////////
209
210void GrResourceCache::changeTimestamp(uint32_t newTimestamp) { fTimestamp = newTimestamp; }
211
212#ifdef SK_DEBUG
213int GrResourceCache::countUniqueKeysWithTag(const char* tag) const {
214    int count = 0;
215    UniqueHash::ConstIter iter(&fUniqueHash);
216    while (!iter.done()) {
217        if (0 == strcmp(tag, (*iter).getUniqueKey().tag())) {
218            ++count;
219        }
220        ++iter;
221    }
222    return count;
223}
224#endif
225
226///////////////////////////////////////////////////////////////////////////////
227
228#define ASSERT_SINGLE_OWNER \
229    SkDEBUGCODE(GrSingleOwner::AutoEnforce debug_SingleOwner(fRenderTargetContext->fSingleOwner);)
230
231uint32_t GrRenderTargetContextPriv::testingOnly_addMeshDrawOp(GrPaint&& paint,
232                                                              GrAAType aaType,
233                                                              std::unique_ptr<GrMeshDrawOp> op,
234                                                              const GrUserStencilSettings* uss,
235                                                              bool snapToCenters) {
236    ASSERT_SINGLE_OWNER
237    if (fRenderTargetContext->drawingManager()->wasAbandoned()) {
238        return SK_InvalidUniqueID;
239    }
240    SkDEBUGCODE(fRenderTargetContext->validate();)
241    GR_AUDIT_TRAIL_AUTO_FRAME(fRenderTargetContext->fAuditTrail,
242                              "GrRenderTargetContext::testingOnly_addMeshDrawOp");
243
244    GrPipelineBuilder pipelineBuilder(std::move(paint), aaType);
245    if (uss) {
246        pipelineBuilder.setUserStencil(uss);
247    }
248    pipelineBuilder.setSnapVerticesToPixelCenters(snapToCenters);
249
250    return fRenderTargetContext->addMeshDrawOp(pipelineBuilder, GrNoClip(), std::move(op));
251}
252
253#undef ASSERT_SINGLE_OWNER
254
255///////////////////////////////////////////////////////////////////////////////
256
257GrRenderTarget::Flags GrRenderTargetProxy::testingOnly_getFlags() const {
258    return fRenderTargetFlags;
259}
260
261///////////////////////////////////////////////////////////////////////////////
262// Code for the mock context. It's built on a mock GrGpu class that does nothing.
263////
264
265#include "GrGpu.h"
266
267class GrPipeline;
268
269class MockCaps : public GrCaps {
270public:
271    explicit MockCaps(const GrContextOptions& options) : INHERITED(options) {}
272    bool isConfigTexturable(GrPixelConfig config) const override { return false; }
273    bool isConfigRenderable(GrPixelConfig config, bool withMSAA) const override { return false; }
274    bool canConfigBeImageStorage(GrPixelConfig) const override { return false; }
275    bool initDescForDstCopy(const GrRenderTarget* src, GrSurfaceDesc* desc) const override {
276        return false;
277    }
278
279private:
280    typedef GrCaps INHERITED;
281};
282
283class MockGpu : public GrGpu {
284public:
285    MockGpu(GrContext* context, const GrContextOptions& options) : INHERITED(context) {
286        fCaps.reset(new MockCaps(options));
287    }
288    ~MockGpu() override {}
289
290    bool onGetReadPixelsInfo(GrSurface* srcSurface, int readWidth, int readHeight, size_t rowBytes,
291                             GrPixelConfig readConfig, DrawPreference*,
292                             ReadPixelTempDrawInfo*) override { return false; }
293
294    bool onGetWritePixelsInfo(GrSurface* dstSurface, int width, int height,
295                              GrPixelConfig srcConfig, DrawPreference*,
296                              WritePixelTempDrawInfo*) override { return false; }
297
298    bool onCopySurface(GrSurface* dst,
299                       GrSurface* src,
300                       const SkIRect& srcRect,
301                       const SkIPoint& dstPoint) override { return false; }
302
303    void onQueryMultisampleSpecs(GrRenderTarget* rt, const GrStencilSettings&,
304                                 int* effectiveSampleCnt, SamplePattern*) override {
305        *effectiveSampleCnt = rt->desc().fSampleCnt;
306    }
307
308    GrGpuCommandBuffer* createCommandBuffer(const GrGpuCommandBuffer::LoadAndStoreInfo&,
309                                            const GrGpuCommandBuffer::LoadAndStoreInfo&) override {
310        return nullptr;
311    }
312
313    void drawDebugWireRect(GrRenderTarget*, const SkIRect&, GrColor) override {}
314
315    GrFence SK_WARN_UNUSED_RESULT insertFence() override { return 0; }
316    bool waitFence(GrFence, uint64_t) override { return true; }
317    void deleteFence(GrFence) const override {}
318    void flush() override {}
319
320    sk_sp<GrSemaphore> SK_WARN_UNUSED_RESULT makeSemaphore() override { return nullptr; }
321    void insertSemaphore(sk_sp<GrSemaphore> semaphore) override {}
322    void waitSemaphore(sk_sp<GrSemaphore> semaphore) override {}
323
324private:
325    void onResetContext(uint32_t resetBits) override {}
326
327    void xferBarrier(GrRenderTarget*, GrXferBarrierType) override {}
328
329    GrTexture* onCreateTexture(const GrSurfaceDesc& desc, SkBudgeted budgeted,
330                               const SkTArray<GrMipLevel>& texels) override {
331        return nullptr;
332    }
333
334    GrTexture* onCreateCompressedTexture(const GrSurfaceDesc& desc, SkBudgeted budgeted,
335                                         const SkTArray<GrMipLevel>& texels) override {
336        return nullptr;
337    }
338
339    sk_sp<GrTexture> onWrapBackendTexture(const GrBackendTextureDesc&, GrWrapOwnership) override {
340        return nullptr;
341    }
342
343    sk_sp<GrRenderTarget> onWrapBackendRenderTarget(const GrBackendRenderTargetDesc&) override {
344        return nullptr;
345    }
346
347    sk_sp<GrRenderTarget> onWrapBackendTextureAsRenderTarget(const GrBackendTextureDesc&) override {
348        return nullptr;
349    }
350
351    GrBuffer* onCreateBuffer(size_t, GrBufferType, GrAccessPattern, const void*) override {
352        return nullptr;
353    }
354
355    gr_instanced::InstancedRendering* onCreateInstancedRendering() override { return nullptr; }
356
357    bool onReadPixels(GrSurface* surface,
358                      int left, int top, int width, int height,
359                      GrPixelConfig,
360                      void* buffer,
361                      size_t rowBytes) override {
362        return false;
363    }
364
365    bool onWritePixels(GrSurface* surface,
366                       int left, int top, int width, int height,
367                       GrPixelConfig config, const SkTArray<GrMipLevel>& texels) override {
368        return false;
369    }
370
371    bool onTransferPixels(GrSurface* surface,
372                          int left, int top, int width, int height,
373                          GrPixelConfig config, GrBuffer* transferBuffer,
374                          size_t offset, size_t rowBytes) override {
375        return false;
376    }
377
378    void onResolveRenderTarget(GrRenderTarget* target) override { return; }
379
380    GrStencilAttachment* createStencilAttachmentForRenderTarget(const GrRenderTarget*,
381                                                                int width,
382                                                                int height) override {
383        return nullptr;
384    }
385
386    void clearStencil(GrRenderTarget* target) override  {}
387
388    GrBackendObject createTestingOnlyBackendTexture(void* pixels, int w, int h,
389                                                    GrPixelConfig config, bool isRT) override {
390        return 0;
391    }
392    bool isTestingOnlyBackendTexture(GrBackendObject ) const override { return false; }
393    void deleteTestingOnlyBackendTexture(GrBackendObject, bool abandonTexture) override {}
394
395    typedef GrGpu INHERITED;
396};
397
398GrContext* GrContext::CreateMockContext() {
399    GrContext* context = new GrContext;
400
401    context->initMockContext();
402    return context;
403}
404
405void GrContext::initMockContext() {
406    GrContextOptions options;
407    options.fBufferMapThreshold = 0;
408    SkASSERT(nullptr == fGpu);
409    fGpu = new MockGpu(this, options);
410    SkASSERT(fGpu);
411    this->initCommon(options);
412
413    // We delete these because we want to test the cache starting with zero resources. Also, none of
414    // these objects are required for any of tests that use this context. TODO: make stop allocating
415    // resources in the buffer pools.
416    fDrawingManager->abandon();
417}
418