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Searched refs:gamma (Results 1 – 25 of 158) sorted by relevance

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/external/google-tv-pairing-protocol/cpp/tests/polo/pairing/
Dpolochallengeresponsetest.cc112 const Gamma* gamma = response->GetGamma(nonce); in TEST_F() local
113 ASSERT_TRUE(gamma); in TEST_F()
116 util::PoloUtil::BytesToHexString(&(*gamma)[0], gamma->size())); in TEST_F()
117 delete gamma; in TEST_F()
121 const Gamma* gamma = response->GetGamma(nonce); in TEST_F() local
122 ASSERT_TRUE(gamma); in TEST_F()
124 util::PoloUtil::BytesToHexString(&(*gamma)[0], gamma->size())); in TEST_F()
126 const Nonce* extracted = response->ExtractNonce(*gamma); in TEST_F()
132 delete gamma; in TEST_F()
137 Gamma gamma(8); in TEST_F() local
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Dpairingsessiontest.cc202 Gamma gamma(5, 0x1); in TEST_F() local
206 EXPECT_CALL(challenge_, CheckGamma(gamma)).WillOnce(Return(true)); in TEST_F()
207 EXPECT_CALL(challenge_, ExtractNonce(gamma)) in TEST_F()
215 session_.SetSecret(gamma); in TEST_F()
232 Gamma gamma(5, 0x1); in TEST_F() local
236 EXPECT_CALL(challenge_, CheckGamma(gamma)).WillOnce(Return(true)); in TEST_F()
237 EXPECT_CALL(challenge_, ExtractNonce(gamma)) in TEST_F()
245 session_.SetSecret(gamma); in TEST_F()
/external/skia/src/core/
DSkMaskGamma.cpp15 SkScalar toLuma(SkScalar SkDEBUGCODE(gamma), SkScalar luminance) const override { in toLuma() argument
16 SkASSERT(SK_Scalar1 == gamma); in toLuma()
19 SkScalar fromLuma(SkScalar SkDEBUGCODE(gamma), SkScalar luma) const override { in fromLuma() argument
20 SkASSERT(SK_Scalar1 == gamma); in fromLuma()
26 SkScalar toLuma(SkScalar gamma, SkScalar luminance) const override { in toLuma() argument
27 return SkScalarPow(luminance, gamma); in toLuma()
29 SkScalar fromLuma(SkScalar gamma, SkScalar luma) const override { in fromLuma() argument
30 return SkScalarPow(luma, SkScalarInvert(gamma)); in fromLuma()
35 SkScalar toLuma(SkScalar SkDEBUGCODE(gamma), SkScalar luminance) const override { in toLuma() argument
36 SkASSERT(0 == gamma); in toLuma()
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DSkDeviceProperties.h18 SkDeviceProperties(InitType, float gamma = SK_GAMMA_EXPONENT)
19 : fGamma(gamma) in fGamma()
23 SkDeviceProperties(SkPixelGeometry geo, float gamma = SK_GAMMA_EXPONENT)
24 : fGamma(gamma) in fGamma()
29 float gamma() const { return fGamma; } in gamma() function
DSkMaskGamma.h28 virtual SkScalar toLuma(SkScalar gamma, SkScalar luminance) const = 0;
30 virtual SkScalar fromLuma(SkScalar gamma, SkScalar luma) const = 0;
33 static U8CPU computeLuminance(SkScalar gamma, SkColor c) { in computeLuminance() argument
34 const SkColorSpaceLuminance& luminance = Fetch(gamma); in computeLuminance()
35 SkScalar r = luminance.toLuma(gamma, SkIntToScalar(SkColorGetR(c)) / 255); in computeLuminance()
36 SkScalar g = luminance.toLuma(gamma, SkIntToScalar(SkColorGetG(c)) / 255); in computeLuminance()
37 SkScalar b = luminance.toLuma(gamma, SkIntToScalar(SkColorGetB(c)) / 255); in computeLuminance()
42 return SkScalarRoundToInt(luminance.fromLuma(gamma, luma) * 255); in computeLuminance()
46 static const SkColorSpaceLuminance& Fetch(SkScalar gamma);
/external/google-tv-pairing-protocol/cpp/src/polo/pairing/
Dpolochallengeresponse.cc102 Gamma* gamma = new Gamma(nonce.size() * 2); in GetGamma() local
105 memcpy(&(*gamma)[0], &(*alpha)[0], nonce.size()); in GetGamma()
106 memcpy(&(*gamma)[nonce.size()], &nonce[0], nonce.size()); in GetGamma()
110 return gamma; in GetGamma()
113 Nonce* PoloChallengeResponse::ExtractNonce(const Gamma& gamma) const { in ExtractNonce()
114 if ((gamma.size() < 2) || (gamma.size() % 2 != 0)) { in ExtractNonce()
118 Nonce* nonce = new Nonce(gamma.size() / 2); in ExtractNonce()
119 memcpy(&(*nonce)[0], &gamma[nonce->size()], nonce->size()); in ExtractNonce()
124 bool PoloChallengeResponse::CheckGamma(const Gamma& gamma) const { in CheckGamma()
125 const Nonce* nonce = ExtractNonce(gamma); in CheckGamma()
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Dpolochallengeresponse.h47 virtual Nonce* ExtractNonce(const Gamma& gamma) const;
50 virtual bool CheckGamma(const Gamma& gamma) const;
/external/jmonkeyengine/engine/src/core-effects/com/jme3/post/filters/
DPosterizationFilter.java55 private float gamma = 0.6f; field in PosterizationFilter
79 public PosterizationFilter(int numColors, float gamma) { in PosterizationFilter() argument
81 this.gamma = gamma; in PosterizationFilter()
88 material.setFloat("Gamma", gamma); in initFilter()
110 public void setGamma(float gamma) { in setGamma() argument
111 this.gamma = gamma; in setGamma()
113 material.setFloat("Gamma", gamma); in setGamma()
138 return gamma; in getGamma()
DGammaCorrectionFilter.java17 private float gamma = 2.0f; field in GammaCorrectionFilter
25 public GammaCorrectionFilter(float gamma) in GammaCorrectionFilter() argument
28 this.setGamma(gamma); in GammaCorrectionFilter()
43 material.setFloat("gamma", gamma); in initFilter()
49 return gamma; in getGamma()
56 public void setGamma(float gamma) in setGamma() argument
60 material.setFloat("gamma", gamma); in setGamma()
62 this.gamma = gamma; in setGamma()
/external/libpng/tests/
Dpngstest16 gamma="$1"
20 exec ./pngstest --tmpfile "${gamma}-${alpha}-" --log ${1+"$@"} $(
26 test "$gamma" = "linear" && g="$f";;
29 test "$gamma" = "sRGB" && g="$f";;
32 test "$gamma" = "1.8" && g="$f";;
35 test "$gamma" = "none" && g="$f";;
/external/apache-commons-math/src/main/java/org/apache/commons/math/distribution/
DChiSquaredDistributionImpl.java42 private GammaDistribution gamma; field in ChiSquaredDistributionImpl
81 gamma = new GammaDistributionImpl(df / 2.0, 2.0); in ChiSquaredDistributionImpl()
100 gamma.setAlpha(degreesOfFreedom / 2.0); in setDegreesOfFreedomInternal()
108 return gamma.getAlpha() * 2.0; in getDegreesOfFreedom()
132 return gamma.density(x); in density()
143 return gamma.cumulativeProbability(x); in cumulativeProbability()
182 return Double.MIN_VALUE * gamma.getBeta(); in getDomainLowerBound()
256 this.gamma = g; in setGammaInternal()
/external/google-tv-pairing-protocol/java/src/com/google/polo/pairing/
DPoloChallengeResponse.java163 public byte[] extractNonce(byte[] gamma) { in extractNonce() argument
164 if ((gamma.length < 2) || (gamma.length % 2 != 0)) { in extractNonce()
167 int nonceLength = gamma.length / 2; in extractNonce()
169 System.arraycopy(gamma, nonceLength, nonce, 0, nonceLength); in extractNonce()
181 public boolean checkGamma(byte[] gamma) throws PoloException { in checkGamma() argument
185 nonce = extractNonce(gamma); in checkGamma()
191 logDebug("User gamma is: " + PoloUtil.bytesToHexString(gamma)); in checkGamma()
193 return Arrays.equals(gamma, getGamma(nonce)); in checkGamma()
/external/apache-commons-math/src/main/java/org/apache/commons/math/optimization/direct/
DMultiDirectional.java40 private final double gamma; field in MultiDirectional
47 this.gamma = 0.5; in MultiDirectional()
54 public MultiDirectional(final double khi, final double gamma) { in MultiDirectional() argument
56 this.gamma = gamma; in MultiDirectional()
90 final RealPointValuePair contracted = evaluateNewSimplex(original, gamma, comparator); in iterateSimplex()
DNelderMead.java42 private final double gamma; field in NelderMead
54 this.gamma = 0.5; in NelderMead()
65 final double gamma, final double sigma) { in NelderMead() argument
68 this.gamma = gamma; in NelderMead()
139 xC[j] = centroid[j] + gamma * (xR[j] - centroid[j]); in iterateSimplex()
154 xC[j] = centroid[j] - gamma * (centroid[j] - xWorst[j]); in iterateSimplex()
/external/jmonkeyengine/engine/src/core-effects/Common/MatDefs/Post/
DGammaCorrection.frag6 vec3 gamma(vec3 L,float gamma)
8 return pow(L, vec3(1.0 / gamma));
16 texVal.rgb = gamma(texVal.rgb , m_gamma);
DGammaCorrection15.frag8 vec3 gamma(vec3 L,float gamma)
10 return pow(L, vec3(1.0 / gamma));
18 texVal.rgb = gamma(texVal.rgb , m_gamma);
/external/libpng/contrib/libtests/
Dgentests.sh68 for gamma in "" --sRGB --linear --1.8
70 case "$gamma" in
80 gname="-$gamma";;
82 "$mp" $gamma "$1" "$2" "test-$1-$2$gname.png"
/external/mesa3d/docs/
DREADME.CYGWIN142 and displayed intensities, there is a gamma correction feature in
143 Mesa. Some systems, such as Silicon Graphics, support gamma
144 correction in hardware (man gamma) so you won't need to use Mesa's
145 gamma facility. Other systems, however, may need gamma adjustment
151 Gr is the red gamma value, Gg is the green gamma value, Gb is the
152 blue gamma value and G is one gamma value to use for all three
155 gamma correction. Examples using csh:
158 % setenv MESA_GAMMA "2.0" // same gamma for R,G,B
160 The demos/gamma.c program may help you to determine reasonable gamma
161 value for your display. With correct gamma values, the color intensities
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/external/skia/include/effects/
DSkTableMaskFilter.h25 static void MakeGammaTable(uint8_t table[256], SkScalar gamma);
36 static SkTableMaskFilter* CreateGamma(SkScalar gamma) { in CreateGamma() argument
38 MakeGammaTable(table, gamma); in CreateGamma()
/external/libpng/contrib/gregbook/
Dreadpng2.c222 double gamma; in readpng2_info_callback() local
224 png_fixed_point gamma; in readpng2_info_callback() local
345 if (png_get_gAMA(png_ptr, info_ptr, &gamma)) in readpng2_info_callback()
346 png_set_gamma(png_ptr, mainprog_ptr->display_exponent, gamma); in readpng2_info_callback()
350 if (png_get_gAMA_fixed(png_ptr, info_ptr, &gamma)) in readpng2_info_callback()
352 (png_fixed_point)(100000*mainprog_ptr->display_exponent+.5), gamma); in readpng2_info_callback()
/external/libpng/
DMakefile.am49 tests/pngvalid-gamma-16-to-8 tests/pngvalid-gamma-alpha-mode\
50 tests/pngvalid-gamma-background tests/pngvalid-gamma-expand16-alpha-mode\
51 tests/pngvalid-gamma-expand16-background\
52 tests/pngvalid-gamma-expand16-transform tests/pngvalid-gamma-sbit\
53 tests/pngvalid-gamma-threshold tests/pngvalid-gamma-transform\
DTODO13 Complete sRGB transformation (presently it simply uses gamma=0.45455).
21 Avoid building gamma tables whenever possible.
22 Use greater precision when changing to linear gamma for compositing against
/external/apache-commons-math/src/main/java/org/apache/commons/math/linear/
DTriDiagonalTransformer.java244 double gamma = 0; in transform() local
246 gamma += z[i] * hK[i]; in transform()
248 gamma *= beta / 2; in transform()
252 z[i] -= gamma * hK[i]; in transform()
/external/opencv/ml/src/
Dmlsvm.cpp171 gamma(1), coef0(0), C(1), nu(0), p(0), class_weights(0) in CvSVMParams()
182 degree(_degree), gamma(_gamma), coef0(_coef0), in CvSVMParams()
261 calc_non_rbf_base( vcount, var_count, vecs, another, results, params->gamma, params->coef0 ); in calc_poly()
271 -2*params->gamma, -2*params->coef0 ); in calc_sigmoid()
289 double gamma = -params->gamma; in calc_rbf() local
315 results[j] = (Qfloat)(s*gamma); in calc_rbf()
1221 params.gamma = 1; in set_params()
1222 else if( params.gamma <= 0 ) in set_params()
1613 double gamma = 0, C = 0, degree = 0, coef = 0, p = 0, nu = 0; in train_auto() local
1644 gamma_grid.min_val = gamma_grid.max_val = params.gamma; in train_auto()
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/external/eigen/unsupported/Eigen/src/IterativeSolvers/
DConstrainedConjGrad.h114 Scalar rho = 1.0, rho_1, lambda, gamma; in constrained_cg() local
163 if (transition || iter.first()) gamma = 0.0; in constrained_cg()
164 else gamma = (std::max)(0.0, (rho - old_z.dot(z)) / rho_1); in constrained_cg()
165 p = z + gamma*p; in constrained_cg()

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