2020-02-04 21:09:08 +00:00
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/*
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* Copyright 2020 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "gm/gm.h"
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#include "gm/verifiers/gmverifier.h"
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#include "include/core/SkBitmap.h"
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#include "include/core/SkCanvas.h"
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#include "include/core/SkSurface.h"
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#include "include/effects/SkImageFilters.h"
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#include "include/encode/SkPngEncoder.h"
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#include "src/utils/SkOSPath.h"
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/** Checks the given VerifierResult. If it is not ok, returns it. */
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#define RETURN_NOT_OK(res) if (!(res).ok()) return (res)
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namespace skiagm {
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namespace verifiers {
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VerifierResult::VerifierResult() : VerifierResult(Code::kOk, SkString("Ok")) {}
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VerifierResult::VerifierResult(VerifierResult::Code code, const SkString& msg) :
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fCode(code), fMessage(msg) {}
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bool VerifierResult::ok() const {
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return fCode == Code::kOk;
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}
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const SkString& VerifierResult::message() const {
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return fMessage;
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}
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VerifierResult VerifierResult::Ok() {
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return VerifierResult(Code::kOk, SkString("Ok"));
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}
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VerifierResult VerifierResult::Fail(const SkString& msg) {
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return VerifierResult(Code::kFail, msg);
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}
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GMVerifier::GMVerifier(InputType inputType) : fInputType(inputType) {}
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GMVerifier::~GMVerifier() {}
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bool GMVerifier::needsGoldImage() const {
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return fInputType == InputType::kGoldImageRequired;
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}
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VerifierResult GMVerifier::verify(const SkBitmap& gold, const SkBitmap& actual) {
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// Call into specific implementation.
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return verifyWithGold(actual.bounds(), gold, actual);
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}
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VerifierResult GMVerifier::verify(const SkBitmap& actual) {
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// Call into specific implementation.
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return verify(actual.bounds(), actual);
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}
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SkBitmap GMVerifier::RenderGoldBmp(skiagm::GM* gm, const SkColorInfo& colorInfo) {
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SkASSERT(gm);
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// Call into the GM instance to get the initial image.
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const SkISize size = gm->getISize();
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SkBitmap goldBmp;
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goldBmp.allocPixels(SkImageInfo::Make(size, colorInfo));
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SkCanvas canvas(goldBmp);
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2020-06-26 14:10:49 +00:00
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if (gm->gpuSetup(nullptr, &canvas) == DrawResult::kOk) {
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gm->draw(&canvas);
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}
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2020-02-04 21:09:08 +00:00
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// Convert into common verifier colorspace.
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SkBitmap goldVerifierBmp;
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goldVerifierBmp.allocPixels(SkImageInfo::Make(size, VerifierColorInfo()));
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SkCanvas verifierCanvas(goldVerifierBmp);
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verifierCanvas.drawBitmap(goldBmp, 0, 0);
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return goldVerifierBmp;
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}
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SkColorInfo GMVerifier::VerifierColorInfo() {
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return SkColorInfo(
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kRGBA_F16_SkColorType, kPremul_SkAlphaType,
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SkColorSpace::MakeRGB(SkNamedTransferFn::kRec2020, SkNamedGamut::kRec2020));
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}
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VerifierResult GMVerifier::makeError(const SkString& msg) const {
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return VerifierResult::Fail(SkStringPrintf("[%s] %s", name().c_str(), msg.c_str()));
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}
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VerifierList::VerifierList(GM* gm) : fGM(gm), fFailedVerifier(nullptr) {}
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void VerifierList::add(std::unique_ptr<GMVerifier> verifier) {
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fVerifiers.push_back(std::move(verifier));
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}
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bool VerifierList::needsGoldImage() const {
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for (const auto& v : fVerifiers) {
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if (v->needsGoldImage()) {
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return true;
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}
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}
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return false;
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}
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VerifierResult VerifierList::verifyAll(const SkColorInfo& colorInfo, const SkBitmap& actual) {
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// Render the golden image if any verifiers need it.
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SkBitmap goldBmp;
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if (needsGoldImage()) {
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goldBmp = GMVerifier::RenderGoldBmp(fGM, colorInfo);
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}
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for (const auto& v : fVerifiers) {
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fFailedVerifier = v.get();
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if (v->needsGoldImage()) {
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RETURN_NOT_OK(v->verify(goldBmp, actual));
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} else {
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RETURN_NOT_OK(v->verify(actual));
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}
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}
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fFailedVerifier = nullptr;
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return VerifierResult::Ok();
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}
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}
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}
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