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      1 /*
      2  * Copyright 2011 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 "SkTypes.h"
      9 
     10 #if SK_SUPPORT_GPU
     11 
     12 #include "GrContextFactory.h"
     13 #include "GrContextPriv.h"
     14 #include "GrCaps.h"
     15 #include "SkExecutor.h"
     16 #include "Test.h"
     17 
     18 using namespace sk_gpu_test;
     19 
     20 DEF_GPUTEST(GrContextFactory_NVPRContextOptionHasPathRenderingSupport, reporter, options) {
     21     // Test that if NVPR is requested, the context always has path rendering
     22     // or the context creation fails.
     23     for (int i = 0; i < GrContextFactory::kContextTypeCnt; ++i) {
     24         GrContextFactory testFactory(options);
     25         // Test that if NVPR is possible, caps are in sync.
     26         GrContextFactory::ContextType ctxType = static_cast<GrContextFactory::ContextType>(i);
     27         GrContext* context = testFactory.get(ctxType,
     28                                            GrContextFactory::ContextOverrides::kRequireNVPRSupport);
     29         if (!context) {
     30             continue;
     31         }
     32         REPORTER_ASSERT(
     33             reporter,
     34             context->caps()->shaderCaps()->pathRenderingSupport());
     35     }
     36 }
     37 
     38 DEF_GPUTEST(GrContextFactory_NoPathRenderingIfNVPRDisabled, reporter, options) {
     39     // Test that if NVPR is explicitly disabled, the context has no path rendering support.
     40 
     41     for (int i = 0; i <= GrContextFactory::kLastContextType; ++i) {
     42         GrContextFactory testFactory(options);
     43         GrContextFactory::ContextType ctxType = (GrContextFactory::ContextType)i;
     44         GrContext* context =
     45             testFactory.get(ctxType, GrContextFactory::ContextOverrides::kDisableNVPR);
     46         if (context) {
     47             REPORTER_ASSERT(
     48                 reporter,
     49                 !context->caps()->shaderCaps()->pathRenderingSupport());
     50         }
     51     }
     52 }
     53 
     54 DEF_GPUTEST(GrContextFactory_RequiredSRGBSupport, reporter, options) {
     55     // Test that if sRGB support is requested, the context always has that capability
     56     // or the context creation fails. Also test that if the creation fails, a context
     57     // created without that flag would not have had sRGB support.
     58     for (int i = 0; i < GrContextFactory::kContextTypeCnt; ++i) {
     59         GrContextFactory testFactory(options);
     60         // Test that if sRGB is requested, caps are in sync.
     61         GrContextFactory::ContextType ctxType = static_cast<GrContextFactory::ContextType>(i);
     62         GrContext* context =
     63             testFactory.get(ctxType, GrContextFactory::ContextOverrides::kRequireSRGBSupport);
     64 
     65         if (context) {
     66             REPORTER_ASSERT(reporter, context->caps()->srgbSupport());
     67         } else {
     68             context = testFactory.get(ctxType);
     69             if (context) {
     70                 REPORTER_ASSERT(reporter, !context->caps()->srgbSupport());
     71             }
     72         }
     73     }
     74 }
     75 
     76 DEF_GPUTEST(GrContextFactory_abandon, reporter, options) {
     77     for (int i = 0; i < GrContextFactory::kContextTypeCnt; ++i) {
     78         GrContextFactory testFactory(options);
     79         GrContextFactory::ContextType ctxType = (GrContextFactory::ContextType) i;
     80         ContextInfo info1 = testFactory.getContextInfo(ctxType);
     81         if (!info1.grContext()) {
     82             continue;
     83         }
     84         REPORTER_ASSERT(reporter, info1.testContext());
     85          // Ref for comparison. The API does not explicitly say that this stays alive.
     86         info1.grContext()->ref();
     87         testFactory.abandonContexts();
     88 
     89         // Test that we get different context after abandon.
     90         ContextInfo info2 = testFactory.getContextInfo(ctxType);
     91         REPORTER_ASSERT(reporter, info2.grContext());
     92         REPORTER_ASSERT(reporter, info2.testContext());
     93 
     94         REPORTER_ASSERT(reporter, info1.grContext() != info2.grContext());
     95         // The GL context should also change, but it also could get the same address.
     96 
     97         info1.grContext()->unref();
     98     }
     99 }
    100 
    101 DEF_GPUTEST(GrContextFactory_sharedContexts, reporter, options) {
    102     for (int i = 0; i < GrContextFactory::kContextTypeCnt; ++i) {
    103         GrContextFactory testFactory(options);
    104         GrContextFactory::ContextType ctxType = static_cast<GrContextFactory::ContextType>(i);
    105         ContextInfo info1 = testFactory.getContextInfo(ctxType);
    106         if (!info1.grContext()) {
    107             continue;
    108         }
    109 
    110         // Ref for passing in. The API does not explicitly say that this stays alive.
    111         info1.grContext()->ref();
    112         testFactory.abandonContexts();
    113 
    114         // Test that creating a context in a share group with an abandoned context fails.
    115         ContextInfo info2 = testFactory.getSharedContextInfo(info1.grContext());
    116         REPORTER_ASSERT(reporter, !info2.grContext());
    117         info1.grContext()->unref();
    118 
    119         // Create a new base context
    120         ContextInfo info3 = testFactory.getContextInfo(ctxType);
    121         if (!info3.grContext()) {
    122             // Vulkan NexusPlayer bot fails here. Sigh.
    123             continue;
    124         }
    125 
    126         // Creating a context in a share group may fail, but should never crash.
    127         ContextInfo info4 = testFactory.getSharedContextInfo(info3.grContext());
    128         if (!info4.grContext()) {
    129             continue;
    130         }
    131         REPORTER_ASSERT(reporter, info3.grContext() != info4.grContext());
    132         REPORTER_ASSERT(reporter, info3.testContext() != info4.testContext());
    133 
    134         // Passing a different index should create a new (unique) context.
    135         ContextInfo info5 = testFactory.getSharedContextInfo(info3.grContext(), 1);
    136         REPORTER_ASSERT(reporter, info5.grContext());
    137         REPORTER_ASSERT(reporter, info5.testContext());
    138         REPORTER_ASSERT(reporter, info5.grContext() != info4.grContext());
    139         REPORTER_ASSERT(reporter, info5.testContext() != info4.testContext());
    140     }
    141 }
    142 
    143 DEF_GPUTEST(GrContextFactory_executorAndTaskGroup, reporter, options) {
    144     for (int i = 0; i < GrContextFactory::kContextTypeCnt; ++i) {
    145         // Verify that contexts have a task group iff we supply an executor with context options
    146         GrContextOptions contextOptions = options;
    147         contextOptions.fExecutor = nullptr;
    148         GrContextFactory serialFactory(contextOptions);
    149 
    150         std::unique_ptr<SkExecutor> threadPool = SkExecutor::MakeFIFOThreadPool(1);
    151         contextOptions.fExecutor = threadPool.get();
    152         GrContextFactory threadedFactory(contextOptions);
    153 
    154         GrContextFactory::ContextType ctxType = static_cast<GrContextFactory::ContextType>(i);
    155         ContextInfo serialInfo = serialFactory.getContextInfo(ctxType);
    156         if (GrContext* serialContext = serialInfo.grContext()) {
    157             REPORTER_ASSERT(reporter, nullptr == serialContext->contextPriv().getTaskGroup());
    158         }
    159 
    160         ContextInfo threadedInfo = threadedFactory.getContextInfo(ctxType);
    161         if (GrContext* threadedContext = threadedInfo.grContext()) {
    162             REPORTER_ASSERT(reporter, nullptr != threadedContext->contextPriv().getTaskGroup());
    163         }
    164     }
    165 }
    166 
    167 DEF_GPUTEST_FOR_ALL_CONTEXTS(GrContextDump, reporter, ctxInfo) {
    168     // Ensure that GrContext::dump doesn't assert (which is possible, if the JSON code is wrong)
    169     SkString result = ctxInfo.grContext()->dump();
    170     REPORTER_ASSERT(reporter, !result.isEmpty());
    171 }
    172 
    173 #endif
    174