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- /*
- * Copyright 2018 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
- #ifndef skqp_DEFINED
- #define skqp_DEFINED
- #include <cstdint>
- #include <memory>
- #include <string>
- #include <tuple>
- #include <unordered_set>
- #include <unordered_map>
- #include <vector>
- class SkData;
- template <typename T> class sk_sp;
- namespace skiagm {
- class GM;
- }
- namespace skiatest {
- struct Test;
- }
- class SkStreamAsset;
- ////////////////////////////////////////////////////////////////////////////////
- class SkQPAssetManager {
- public:
- SkQPAssetManager() {}
- virtual ~SkQPAssetManager() {}
- virtual sk_sp<SkData> open(const char* path) = 0;
- private:
- SkQPAssetManager(const SkQPAssetManager&) = delete;
- SkQPAssetManager& operator=(const SkQPAssetManager&) = delete;
- };
- class SkQP {
- public:
- enum class SkiaBackend {
- kGL,
- kGLES,
- kVulkan,
- };
- using GMFactory = skiagm::GM* (*)(void*);
- using UnitTest = const skiatest::Test*;
- ////////////////////////////////////////////////////////////////////////////
- /** These functions provide a descriptive name for the given value.*/
- static std::string GetGMName(GMFactory);
- static const char* GetUnitTestName(UnitTest);
- static const char* GetBackendName(SkiaBackend);
- SkQP();
- ~SkQP();
- /**
- Initialize Skia and the SkQP. Should be executed only once.
- @param assetManager - provides assets for the models. Does not take ownership.
- @param reportDirectory - where to write out report.
- */
- void init(SkQPAssetManager* assetManager, const char* reportDirectory);
- struct RenderOutcome {
- // All three values will be 0 if the test passes.
- int fMaxError = 0; // maximum error of all pixel.
- int fBadPixelCount = 0; // number of pixels with non-zero error.
- int64_t fTotalError = 0; // sum of error for all bad pixels.
- };
- /**
- @return render outcome and error string. Only errors running or
- evaluating the GM will result in a non-empty error string.
- */
- std::tuple<RenderOutcome, std::string> evaluateGM(SkiaBackend, GMFactory);
- /** @return a (hopefully empty) list of errors produced by this unit test. */
- std::vector<std::string> executeTest(UnitTest);
- /** Call this after running all checks to write a report into the given
- report directory. */
- void makeReport();
- /** @return a list of backends that this version of SkQP supports. */
- const std::vector<SkiaBackend>& getSupportedBackends() const { return fSupportedBackends; }
- /** @return a list of all Skia GMs in lexicographic order. */
- const std::vector<GMFactory>& getGMs() const { return fGMs; }
- /** @return a list of all Skia GPU unit tests in lexicographic order. */
- const std::vector<UnitTest>& getUnitTests() const { return fUnitTests; }
- ////////////////////////////////////////////////////////////////////////////
- private:
- struct RenderResult {
- SkiaBackend fBackend;
- GMFactory fGM;
- RenderOutcome fOutcome;
- };
- struct UnitTestResult {
- UnitTest fUnitTest;
- std::vector<std::string> fErrors;
- };
- std::vector<RenderResult> fRenderResults;
- std::vector<UnitTestResult> fUnitTestResults;
- std::vector<SkiaBackend> fSupportedBackends;
- SkQPAssetManager* fAssetManager = nullptr;
- std::string fReportDirectory;
- std::vector<UnitTest> fUnitTests;
- std::vector<GMFactory> fGMs;
- std::unordered_map<std::string, int64_t> fGMThresholds;
- SkQP(const SkQP&) = delete;
- SkQP& operator=(const SkQP&) = delete;
- };
- #endif // skqp_DEFINED
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