fd77fe5d06
v1 - had problems with msan and unintialized glyphs. v2 - had problems with typefaces with no glyphs in them This adds a check to make sure there are glyphs in the font when going to uniquify. Change-Id: Id27fa4578be33da1e468b4652db19740ddcadfc6 Reviewed-on: https://skia-review.googlesource.com/140785 Commit-Queue: Herb Derby <herb@google.com> Reviewed-by: Mike Klein <mtklein@google.com>
52 lines
1.6 KiB
C++
52 lines
1.6 KiB
C++
/*
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* Copyright 2018 The Android Open Source Project
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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 "SkGlyphRun.h"
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#include "SkTextBlob.h"
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#include "Test.h"
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DEF_TEST(GlyphRunGlyphIDSetBasic, reporter) {
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SkGlyphID glyphs[] = {100, 3, 240, 3, 234};
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auto glyphIDs = SkSpan<const SkGlyphID>(glyphs, SK_ARRAY_COUNT(glyphs));
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int universeSize = 1000;
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SkGlyphID uniqueGlyphs[SK_ARRAY_COUNT(glyphs)];
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uint16_t denseIndices[SK_ARRAY_COUNT(glyphs)];
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SkGlyphIDSet gs;
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auto uniqueGlyphIDs = gs.uniquifyGlyphIDs(universeSize, glyphIDs, uniqueGlyphs, denseIndices);
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std::vector<SkGlyphID> test{uniqueGlyphIDs.begin(), uniqueGlyphIDs.end()};
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std::sort(test.begin(), test.end());
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auto newEnd = std::unique(test.begin(), test.end());
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REPORTER_ASSERT(reporter, uniqueGlyphIDs.size() == newEnd - test.begin());
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REPORTER_ASSERT(reporter, uniqueGlyphIDs.size() == 4);
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{
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uint16_t answer[] = {0, 1, 2, 1, 3};
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REPORTER_ASSERT(reporter,
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std::equal(answer, std::end(answer), denseIndices));
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}
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{
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SkGlyphID answer[] = {100, 3, 240, 234};
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REPORTER_ASSERT(reporter,
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std::equal(answer, std::end(answer), uniqueGlyphs));
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}
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}
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DEF_TEST(GlyphRunBasic, reporter) {
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SkGlyphID glyphs[] = {100, 3, 240, 3, 234, 111, 3, 4, 10, 11};
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uint16_t count = SK_ARRAY_COUNT(glyphs);
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SkPaint paint;
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paint.setTextEncoding(SkPaint::kGlyphID_TextEncoding);
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SkGlyphRunBuilder builder;
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builder.prepareDrawText(paint, glyphs, count, SkPoint::Make(0, 0));
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}
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