diff options
Diffstat (limited to 'Source/WebCore/platform/graphics/filters/FETurbulence.cpp')
| -rw-r--r-- | Source/WebCore/platform/graphics/filters/FETurbulence.cpp | 40 |
1 files changed, 29 insertions, 11 deletions
diff --git a/Source/WebCore/platform/graphics/filters/FETurbulence.cpp b/Source/WebCore/platform/graphics/filters/FETurbulence.cpp index 068acee..63060e1 100644 --- a/Source/WebCore/platform/graphics/filters/FETurbulence.cpp +++ b/Source/WebCore/platform/graphics/filters/FETurbulence.cpp @@ -49,7 +49,7 @@ static const int s_randAmplitude = 16807; // 7**5; primitive root of m static const int s_randQ = 127773; // m / a static const int s_randR = 2836; // m % a -FETurbulence::FETurbulence(Filter* filter, TurbulanceType type, float baseFrequencyX, float baseFrequencyY, int numOctaves, float seed, bool stitchTiles) +FETurbulence::FETurbulence(Filter* filter, TurbulenceType type, float baseFrequencyX, float baseFrequencyY, int numOctaves, float seed, bool stitchTiles) : FilterEffect(filter) , m_type(type) , m_baseFrequencyX(baseFrequencyX) @@ -60,19 +60,22 @@ FETurbulence::FETurbulence(Filter* filter, TurbulanceType type, float baseFreque { } -PassRefPtr<FETurbulence> FETurbulence::create(Filter* filter, TurbulanceType type, float baseFrequencyX, float baseFrequencyY, int numOctaves, float seed, bool stitchTiles) +PassRefPtr<FETurbulence> FETurbulence::create(Filter* filter, TurbulenceType type, float baseFrequencyX, float baseFrequencyY, int numOctaves, float seed, bool stitchTiles) { return adoptRef(new FETurbulence(filter, type, baseFrequencyX, baseFrequencyY, numOctaves, seed, stitchTiles)); } -TurbulanceType FETurbulence::type() const +TurbulenceType FETurbulence::type() const { return m_type; } -void FETurbulence::setType(TurbulanceType type) +bool FETurbulence::setType(TurbulenceType type) { + if (m_type == type) + return false; m_type = type; + return true; } float FETurbulence::baseFrequencyY() const @@ -80,9 +83,12 @@ float FETurbulence::baseFrequencyY() const return m_baseFrequencyY; } -void FETurbulence::setBaseFrequencyY(float baseFrequencyY) +bool FETurbulence::setBaseFrequencyY(float baseFrequencyY) { + if (m_baseFrequencyY == baseFrequencyY) + return false; m_baseFrequencyY = baseFrequencyY; + return true; } float FETurbulence::baseFrequencyX() const @@ -90,9 +96,12 @@ float FETurbulence::baseFrequencyX() const return m_baseFrequencyX; } -void FETurbulence::setBaseFrequencyX(float baseFrequencyX) +bool FETurbulence::setBaseFrequencyX(float baseFrequencyX) { - m_baseFrequencyX = baseFrequencyX; + if (m_baseFrequencyX == baseFrequencyX) + return false; + m_baseFrequencyX = baseFrequencyX; + return true; } float FETurbulence::seed() const @@ -100,9 +109,12 @@ float FETurbulence::seed() const return m_seed; } -void FETurbulence::setSeed(float seed) +bool FETurbulence::setSeed(float seed) { + if (m_seed == seed) + return false; m_seed = seed; + return true; } int FETurbulence::numOctaves() const @@ -110,9 +122,12 @@ int FETurbulence::numOctaves() const return m_numOctaves; } -void FETurbulence::setNumOctaves(bool numOctaves) +bool FETurbulence::setNumOctaves(int numOctaves) { + if (m_numOctaves == numOctaves) + return false; m_numOctaves = numOctaves; + return true; } bool FETurbulence::stitchTiles() const @@ -120,9 +135,12 @@ bool FETurbulence::stitchTiles() const return m_stitchTiles; } -void FETurbulence::setStitchTiles(bool stitch) +bool FETurbulence::setStitchTiles(bool stitch) { + if (m_stitchTiles == stitch) + return false; m_stitchTiles = stitch; + return true; } // The turbulence calculation code is an adapted version of what appears in the SVG 1.1 specification: @@ -353,7 +371,7 @@ void FETurbulence::dump() { } -static TextStream& operator<<(TextStream& ts, const TurbulanceType& type) +static TextStream& operator<<(TextStream& ts, const TurbulenceType& type) { switch (type) { case FETURBULENCE_TYPE_UNKNOWN: |