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  /external/chromium_org/third_party/WebKit/Source/platform/graphics/
DrawLooperBuilder.cpp 66 // This replicates the old skia behavior when it used to take radius for blur. Now it takes sigma.
104 const SkScalar sigma = RadiusToSigma(blur / 2); local
108 RefPtr<SkMaskFilter> mf = adoptRef(SkBlurMaskFilter::Create(kNormal_SkBlurStyle, sigma, mfFlags));
  /external/chromium_org/third_party/boringssl/src/crypto/chacha/
chacha_generic.c 23 /* sigma contains the ChaCha constants, which happen to be an ASCII string. */
24 static const char sigma[16] = "expand 32-byte k"; variable
98 input[0] = U8TO32_LITTLE(sigma + 0);
99 input[1] = U8TO32_LITTLE(sigma + 4);
100 input[2] = U8TO32_LITTLE(sigma + 8);
101 input[3] = U8TO32_LITTLE(sigma + 12);
  /external/chromium_org/third_party/skia/gm/
spritebitmap.cpp 84 SkScalar sigma = 8; local
85 SkAutoTUnref<SkImageFilter> filter(SkBlurImageFilter::Create(sigma, sigma));
samplerstress.cpp 90 const SkScalar sigma = 1; local
91 fMaskFilter.reset(SkBlurMaskFilter::Create(kNormal_SkBlurStyle, sigma));
  /external/eigen/test/eigen2/
eigen2_svd.cpp 34 MatrixType sigma = MatrixType::Zero(rows,cols); local
36 sigma.block(0,0,cols,cols) = svd.singularValues().asDiagonal();
38 VERIFY_IS_APPROX(a, matU * sigma * svd.matrixV().transpose());
  /external/iproute2/netem/
stats.c 24 double mu=0.0, sigma=0.0, sumsquare=0.0, sum=0.0, top=0.0, rho=0.0; local
44 sigma = sqrt((sumsquare - (double)n*mu*mu)/(double)(n-1));
54 printf("sigma = %12.6f\n", sigma);
57 /*printf("correlation rho = %10.6f\n", top/((double)(n-1)*sigma*sigma));*/
  /external/skia/gm/
spritebitmap.cpp 84 SkScalar sigma = 8; local
85 SkAutoTUnref<SkImageFilter> filter(SkBlurImageFilter::Create(sigma, sigma));
  /external/skia/src/effects/
SkDropShadowImageFilter.cpp 18 SkDropShadowImageFilter::SkDropShadowImageFilter(SkScalar dx, SkScalar dy, SkScalar sigma,
23 , fSigmaX(sigma)
24 , fSigmaY(sigma)
84 SkVector sigma = SkVector::Make(fSigmaX, fSigmaY); local
85 ctx.ctm().mapVectors(&sigma, 1);
86 sigma.fX = SkMaxScalar(0, sigma.fX);
87 sigma.fY = SkMaxScalar(0, sigma.fY);
88 SkAutoTUnref<SkImageFilter> blurFilter(SkBlurImageFilter::Create(sigma.fX, sigma.fY))
131 SkVector sigma = SkVector::Make(fSigmaX, fSigmaY); local
    [all...]
SkEmbossMaskFilter.cpp 79 SkScalar sigma = matrix.mapRadius(fBlurSigma); local
81 if (!SkBlurMask::BoxBlur(dst, src, sigma, kInner_SkBlurStyle, kLow_SkBlurQuality)) {
87 margin->set(SkScalarCeilToInt(3*sigma), SkScalarCeilToInt(3*sigma));
  /external/chromium_org/third_party/skia/src/effects/
SkBlurDrawLooper.cpp 20 SkBlurDrawLooper::SkBlurDrawLooper(SkColor color, SkScalar sigma,
22 this->init(sigma, dx, dy, color, flags);
54 void SkBlurDrawLooper::init(SkScalar sigma, SkScalar dx, SkScalar dy,
56 fSigma = sigma;
80 const SkScalar sigma = buffer.readScalar(); local
84 return Create(color, sigma, dx, dy, flags);
SkDropShadowImageFilter.cpp 85 SkVector sigma = SkVector::Make(fSigmaX, fSigmaY); local
86 ctx.ctm().mapVectors(&sigma, 1);
87 sigma.fX = SkMaxScalar(0, sigma.fX);
88 sigma.fY = SkMaxScalar(0, sigma.fY);
89 SkAutoTUnref<SkImageFilter> blurFilter(SkBlurImageFilter::Create(sigma.fX, sigma.fY));
129 SkVector sigma = SkVector::Make(fSigmaX, fSigmaY); local
130 ctm.mapVectors(&sigma, 1)
    [all...]
SkEmbossMaskFilter.cpp 79 SkScalar sigma = matrix.mapRadius(fBlurSigma); local
81 if (!SkBlurMask::BoxBlur(dst, src, sigma, kInner_SkBlurStyle, kLow_SkBlurQuality)) {
87 margin->set(SkScalarCeilToInt(3*sigma), SkScalarCeilToInt(3*sigma));
140 const SkScalar sigma = buffer.readScalar(); local
141 return Create(sigma, light);
SkBlurImageFilter.cpp 22 // the limit on sigma ensures consistent behaviour between the GPU and
27 SkVector sigma = SkVector::Make(localSigma.width(), localSigma.height()); local
28 ctm.mapVectors(&sigma, 1);
29 sigma.fX = SkMinScalar(SkScalarAbs(sigma.fX), MAX_SIGMA);
30 sigma.fY = SkMinScalar(SkScalarAbs(sigma.fY), MAX_SIGMA);
31 return sigma;
188 SkVector sigma = mapSigma(fSigma, ctx.ctm()); local
192 getBox3Params(sigma.x(), &kernelSizeX, &kernelSizeX3, &lowOffsetX, &highOffsetX)
261 SkVector sigma = mapSigma(fSigma, ctm); local
284 SkVector sigma = mapSigma(fSigma, ctx.ctm()); local
    [all...]
  /frameworks/base/core/jni/android/graphics/
MaskFilter.cpp 23 SkScalar sigma = SkBlurMask::ConvertRadiusToSigma(radius); local
24 SkMaskFilter* filter = SkBlurMaskFilter::Create((SkBlurStyle)blurStyle, sigma);
38 SkScalar sigma = SkBlurMask::ConvertRadiusToSigma(radius); local
39 SkMaskFilter* filter = SkBlurMaskFilter::CreateEmboss(sigma,
  /external/eigen/test/
jacobisvd.cpp 33 MatrixType sigma = MatrixType::Zero(rows,cols); local
34 sigma.diagonal() = svd.singularValues().template cast<Scalar>();
38 VERIFY_IS_APPROX(m, u * sigma * v.adjoint());
  /frameworks/base/libs/hwui/utils/
Blur.cpp 35 float Blur::convertSigmaToRadius(float sigma) {
36 return sigma > 0.5f ? (sigma - 0.5f) / BLUR_SIGMA_SCALE : 0.0f;
52 * for sigma and to preserve compatibility we have kept that logic.
54 * Based on some experimental radius and sigma values we approximate the
55 * equation sigma = f(radius) as sigma = radius * 0.3 + 0.6. The larger the
57 * large sigma the gaussian curve begins to lose its shape.
68 // g(x) = ( 1 / sqrt( 2 * pi ) * sigma) * e ^ ( -x^2 / 2 * sigma^2
71 float sigma = legacyConvertRadiusToSigma((float) radius); local
    [all...]
  /external/chromium_org/third_party/skia/samplecode/
SampleStrokePath.cpp 171 SkScalar sigma = SkBlurMask::ConvertRadiusToSigma(SkIntToScalar(4)); local
174 mf = SkBlurMaskFilter::Create(gStyle[x - 1], sigma);
178 sigma *= 0.75f;
  /external/chromium_org/v8/test/mjsunit/
cyrillic.js 42 var SIGMA = "\u03a3";
43 var sigma = "\u03c3"; variable
52 MIDDLE: SIGMA, // SIGMA
53 middle: sigma, // sigma
134 // Sigma is special because there are two lower case versions of the same upper
136 // convert everything to upper case, so the two sigma variants are equal to each
141 var regex = simple ? SIGMA : "[" + SIGMA + "]"
    [all...]
  /external/eigen/Eigen/src/Geometry/
Umeyama.h 130 const MatrixType sigma = one_over_n * dst_demean * src_demean.transpose(); local
132 JacobiSVD<MatrixType> svd(sigma, ComputeFullU | ComputeFullV);
139 if (sigma.determinant()<Scalar(0)) S(m-1) = Scalar(-1);
  /external/eigen/unsupported/test/
svd_common.h 42 MatrixType sigma = MatrixType::Zero(rows, cols); local
43 sigma.diagonal() = svd.singularValues().template cast<Scalar>();
46 VERIFY_IS_APPROX(m, u * sigma * v.adjoint());
  /external/skia/samplecode/
SampleStrokePath.cpp 171 SkScalar sigma = SkBlurMask::ConvertRadiusToSigma(SkIntToScalar(4)); local
174 mf = SkBlurMaskFilter::Create(gStyle[x - 1], sigma);
178 sigma *= 0.75f;
  /bionic/libc/upstream-openbsd/lib/libc/crypt/
chacha_private.h 51 static const char sigma[16] = "expand 32-byte k"; variable
65 constants = sigma;
  /external/chromium_org/chrome/browser/thumbnails/
content_analysis_unittest.cc 98 float sigma = 2.5f; local
99 ApplyGaussianGradientMagnitudeFilter(&reduced_color, sigma);
101 // Expect everything to be within 8 * sigma.
102 int tail_length = static_cast<int>(8.0f * sigma + 0.5f);
110 sigma = 5.0f;
111 ApplyGaussianGradientMagnitudeFilter(&reduced_color, sigma);
113 // Expect everything to be within 8 * sigma.
114 tail_length = static_cast<int>(8.0f * sigma + 0.5f);
142 float sigma = 2.5f; local
143 ApplyGaussianGradientMagnitudeFilter(&reduced_color, sigma);
    [all...]
  /external/chromium_org/third_party/libvpx/source/libvpx/vp9/common/
vp9_postproc.c 308 static double gaussian(double sigma, double mu, double x) {
309 return 1 / (sigma * sqrt(2.0 * 3.14159265)) *
310 (exp(-(x - mu) * (x - mu) / (2 * sigma * sigma)));
316 double sigma; local
321 sigma = ai + .5 + .6 * (63 - qi) / 63.0;
324 * a gaussian distribution with sigma determined by q.
333 int a = (int)(0.5 + 256 * gaussian(sigma, 0, i));
  /external/chromium_org/third_party/skia/src/views/
SkWidgets.cpp 259 SkScalar sigma = SkBlurMask::ConvertRadiusToSigma(radius); local
260 paint->setMaskFilter(new SkEmbossMaskFilter(sigma, light))->unref();

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