[Apple] Use Accelerate framework to speed-up FEGaussianBlur

[WebKit-https.git] / Source / WebCore / platform / graphics / filters / FEGaussianBlur.h

diff --git a/Source/WebCore/platform/graphics/filters/FEGaussianBlur.h b/Source/WebCore/platform/graphics/filters/FEGaussianBlur.h
index cba3da0cc43724d0a4d8e39f073ca6ecd1922bf5..7af542939c67e9af0cd18f23f4d70ba4fbe2c35e 100644 (file)
--- a/Source/WebCore/platform/graphics/filters/FEGaussianBlur.h
+++ b/Source/WebCore/platform/graphics/filters/FEGaussianBlur.h
@@ -70,7 +70,6 @@ private:
 
     FEGaussianBlur(Filter*, float, float, EdgeModeType);
 
-    static inline void kernelPosition(int boxBlur, unsigned& std, int& dLeft, int& dRight);
     inline void platformApply(Uint8ClampedArray* srcPixelArray, Uint8ClampedArray* tmpPixelArray, unsigned kernelSizeX, unsigned kernelSizeY, IntSize& paintSize);
 
     inline void platformApplyGeneric(Uint8ClampedArray* srcPixelArray, Uint8ClampedArray* tmpPixelArray, unsigned kernelSizeX, unsigned kernelSizeY, IntSize& paintSize);
@@ -80,34 +79,6 @@ private:
     EdgeModeType m_edgeMode;
 };
 
-inline void FEGaussianBlur::kernelPosition(int boxBlur, unsigned& std, int& dLeft, int& dRight)
-{
-    // check http://www.w3.org/TR/SVG/filters.html#feGaussianBlurElement for details
-    switch (boxBlur) {
-    case 0:
-        if (!(std % 2)) {
-            dLeft = std / 2 - 1;
-            dRight = std - dLeft;
-        } else {
-            dLeft = std / 2;
-            dRight = std - dLeft;
-        }
-        break;
-    case 1:
-        if (!(std % 2)) {
-            dLeft++;
-            dRight--;
-        }
-        break;
-    case 2:
-        if (!(std % 2)) {
-            dRight++;
-            std++;
-        }
-        break;
-    }
-}
-
 } // namespace WebCore
 
 #endif // FEGaussianBlur_h