third_party/WebKit/Source/platform/graphics/filters/FEMerge.cpp - Issue 1368113002: Allow zero inputs for feMerge

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Side by Side Diff: third_party/WebKit/Source/platform/graphics/filters/FEMerge.cpp

Issue 1368113002: Allow zero inputs for feMerge (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Rebase; Drop assert. Created 5 years, 2 months ago

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1 /*	1 /*

2 * Copyright (C) 2004, 2005, 2006, 2007 Nikolas Zimmermann <zimmermann@kde.org>	2 * Copyright (C) 2004, 2005, 2006, 2007 Nikolas Zimmermann <zimmermann@kde.org>

3 * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org>	3 * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org>

4 * Copyright (C) 2005 Eric Seidel <eric@webkit.org>	4 * Copyright (C) 2005 Eric Seidel <eric@webkit.org>

5 * Copyright (C) 2013 Google Inc. All rights reserved.	5 * Copyright (C) 2013 Google Inc. All rights reserved.

6 *	6 *

7 * This library is free software; you can redistribute it and/or	7 * This library is free software; you can redistribute it and/or

8 * modify it under the terms of the GNU Library General Public	8 * modify it under the terms of the GNU Library General Public

9 * License as published by the Free Software Foundation; either	9 * License as published by the Free Software Foundation; either

10 * version 2 of the License, or (at your option) any later version.	10 * version 2 of the License, or (at your option) any later version.

(...skipping 42 matching lines...) Expand 10 before \| Expand all \| Expand 10 after Loading...
53 SkImageFilter::CropRect rect = getCropRect(builder->cropOffset());	53 SkImageFilter::CropRect rect = getCropRect(builder->cropOffset());

54 return adoptRef(SkMergeImageFilter::Create(inputs.get(), size, 0, &rect));	54 return adoptRef(SkMergeImageFilter::Create(inputs.get(), size, 0, &rect));

55 }	55 }

56	56

57 TextStream& FEMerge::externalRepresentation(TextStream& ts, int indent) const	57 TextStream& FEMerge::externalRepresentation(TextStream& ts, int indent) const

58 {	58 {

59 writeIndent(ts, indent);	59 writeIndent(ts, indent);

60 ts << "[feMerge";	60 ts << "[feMerge";

61 FilterEffect::externalRepresentation(ts);	61 FilterEffect::externalRepresentation(ts);

62 unsigned size = numberOfEffectInputs();	62 unsigned size = numberOfEffectInputs();

63 ASSERT(size > 0);

64 ts << " mergeNodes=\"" << size << "\"]\n";	63 ts << " mergeNodes=\"" << size << "\"]\n";

65 for (unsigned i = 0; i < size; ++i)	64 for (unsigned i = 0; i < size; ++i)

66 inputEffect(i)->externalRepresentation(ts, indent + 1);	65 inputEffect(i)->externalRepresentation(ts, indent + 1);

67 return ts;	66 return ts;

68 }	67 }

69	68

70 } // namespace blink	69 } // namespace blink

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