diff options
Diffstat (limited to 'skia/ext/convolver.h')
| -rw-r--r-- | skia/ext/convolver.h | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/skia/ext/convolver.h b/skia/ext/convolver.h index 91c7ccb..1f38282 100644 --- a/skia/ext/convolver.h +++ b/skia/ext/convolver.h @@ -1,4 +1,4 @@ -// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved. +// Copyright (c) 2009 The Chromium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. @@ -18,18 +18,18 @@ namespace skia { // object for the filter values contributing to it. You build up the filter // list by calling AddFilter for each output pixel (in order). // -// We do 2-dimensional convolusion by first convolving each row by one -// ConvolusionFilter1D, then convolving each column by another one. +// We do 2-dimensional convolution by first convolving each row by one +// ConvolutionFilter1D, then convolving each column by another one. // // Entries are stored in fixed point, shifted left by kShiftBits. -class ConvolusionFilter1D { +class ConvolutionFilter1D { public: // The number of bits that fixed point values are shifted by. enum { kShiftBits = 14 }; typedef short Fixed; - ConvolusionFilter1D() : max_filter_(0) { + ConvolutionFilter1D() : max_filter_(0) { } // Convert between floating point and our fixed point representation. @@ -106,7 +106,7 @@ class ConvolusionFilter1D { int max_filter_; }; -// Does a two-dimensional convolusion on the given source image. +// Does a two-dimensional convolution on the given source image. // // It is assumed the source pixel offsets referenced in the input filters // reference only valid pixels, so the source image size is not required. Each @@ -127,8 +127,8 @@ class ConvolusionFilter1D { void BGRAConvolve2D(const unsigned char* source_data, int source_byte_row_stride, bool source_has_alpha, - const ConvolusionFilter1D& xfilter, - const ConvolusionFilter1D& yfilter, + const ConvolutionFilter1D& xfilter, + const ConvolutionFilter1D& yfilter, unsigned char* output); } // namespace skia |