| /external/qemu/distrib/sdl-1.2.12/src/video/ |
| SDL_gamma.c | 24 /* Gamma correction support */
27 #include <math.h> /* Used for calculating gamma ramps */
41 static void CalculateGammaRamp(float gamma, Uint16 *ramp)
45 /* 0.0 gamma is all black */
46 if ( gamma <= 0.0f ) {
52 /* 1.0 gamma is identity */
53 if ( gamma == 1.0f ) {
59 /* Calculate a real gamma ramp */
61 gamma = 1.0f / gamma;
[all...] |
| SDL_sysvideo.h | 151 /* Gamma support */
153 Uint16 *gamma; member in struct:SDL_VideoDevice
155 /* Set the gamma correction directly (emulated with gamma ramps) */
158 /* Get the gamma correction directly (emulated with gamma ramps) */
161 /* Set the gamma ramp */
164 /* Get the gamma ramp */
282 SDL_Color *gammacols; /* gamma-corrected colours, or NULL */
|
| /external/qemu/distrib/sdl-1.2.12/src/video/x11/ |
| SDL_x11gamma.c | 37 SDL_NAME(XF86VidModeGamma) gamma;
40 /* Clamp the gamma values */
42 gamma.red = MIN_GAMMA;
45 gamma.red = MAX_GAMMA;
47 gamma.red = red;
50 gamma.green = MIN_GAMMA;
53 gamma.green = MAX_GAMMA;
55 gamma.green = green;
58 gamma.blue = MIN_GAMMA;
61 gamma.blue = MAX_GAMMA
[all...] |
| /external/libpng/ |
| TODO | 5 Finish work on the no-floating-point version (including gamma compensation)
13 Complete sRGB transformation (presently it simply uses gamma=0.45455).
21 Build gamma tables using fixed point (and do away with floating point entirely).
22 Use greater precision when changing to linear gamma for compositing against
|
| /external/skia/src/ports/ |
| SkFontHost_gamma.cpp | 4 // define this to use pre-compiled tables for gamma. This is slightly faster,
6 // gamma at runtime.
28 #else // use writable globals for gamma tables
63 float gamma) {
65 SkDebugf("\/\/ Gamma table for %g\n", gamma);
101 // If the luminance is <= this value, then apply the black gamma table
104 // If the luminance is >= this value, then apply the white gamma table
116 // printf("------ black gamma for [%d %d %d]\n", r, g, b);
120 // printf("------ white gamma for [%d %d %d]\n", r, g, b)
[all...] |
| /external/skia/include/effects/ |
| SkTableMaskFilter.h | 26 Helper methods create some common tables (e.g. gamma, clipping)
36 /** Utility that sets the gamma table
38 static void MakeGammaTable(uint8_t table[256], SkScalar gamma);
45 static SkTableMaskFilter* CreateGamma(SkScalar gamma) {
47 MakeGammaTable(table, gamma);
|
| /external/fdlibm/ |
| w_gamma.c | 16 * Return the logarithm of the Gamma function of x.
40 return __kernel_standard(x,x,41); /* gamma pole */
42 return __kernel_standard(x,x,40); /* gamma overflow */
|
| e_gamma_r.c | 16 * Reentrant version of the logarithm of the Gamma function
17 * with user provide pointer for the sign of Gamma(x).
|
| w_gamma_r.c | 36 return __kernel_standard(x,x,41); /* gamma pole */
38 return __kernel_standard(x,x,40); /* gamma overflow */
|
| /frameworks/base/graphics/java/android/graphics/ |
| TableMaskFilter.java | 39 public static TableMaskFilter CreateGammaTable(float gamma) {
40 return new TableMaskFilter(nativeNewGamma(gamma));
45 private static native int nativeNewGamma(float gamma);
|
| /frameworks/base/core/jni/android/graphics/ |
| Typeface.cpp | 146 static float pinGamma(float gamma) {
147 if (gamma < MIN_GAMMA) {
148 gamma = MIN_GAMMA;
149 } else if (gamma > MAX_GAMMA) {
150 gamma = MAX_GAMMA;
152 return gamma;
|
| MaskFilter.cpp | 53 static SkMaskFilter* createGammaTable(JNIEnv* env, jobject, float gamma) {
54 return SkTableMaskFilter::CreateGamma(gamma);
|
| /external/qemu/distrib/sdl-1.2.12/src/video/maccommon/ |
| SDL_macwm.c | 57 * ADC Gamma Ramp support...
59 * Mac Gamma Ramp code was originally from sample code provided by
61 * "Contains: Functions to enable Mac OS device gamma adjustments using 3 channel 256 element 8 bit gamma ramps
74 typedef struct recDeviceGamma /* storage for device handle and gamma table */
77 GammaTblPtr pDeviceGamma; /* pointer to device gamma table */
81 typedef struct recSystemGamma /* storage for system devices and gamma tables */
84 precDeviceGamma * devGamma; /* array of pointers to device gamma records */
115 cParam.csCode = cscGetGamma; /* Get Gamma commnd to device */
116 *(Ptr *)cParam.csParam = (Ptr) &DeviceGammaRec; /* record for gamma */
[all...] |
| /bionic/libm/man/ |
| lgamma.3 | 43 .Nm gamma ,
48 .Nd log gamma functions, gamma function
65 .Fn gamma "double x"
101 .Fn gamma ,
139 .Fn gamma ,
169 .Fn gamma
176 .Fn gamma
|
| /bionic/libm/src/ |
| e_gamma_r.c | 20 * Reentrant version of the logarithm of the Gamma function
21 * with user provide pointer for the sign of Gamma(x).
|
| e_gammaf_r.c | 21 * Reentrant version of the logarithm of the Gamma function
22 * with user provide pointer for the sign of Gamma(x).
|
| e_gamma.c | 20 * Return the logarithm of the Gamma function of x.
|
| /development/simulator/app/ |
| PrefsDialog.cpp | 91 pPrefs->GetDouble("gamma", &mGammaCorrection);
121 wxTextCtrl* gamma = (wxTextCtrl*) FindWindow(IDC_RPREFS_GAMMA); local
132 gamma->SetValue(tmpStr);
156 wxTextCtrl* gamma = (wxTextCtrl*) FindWindow(IDC_RPREFS_GAMMA); local
165 tmpStr = gamma->GetValue();
169 wxMessageBox(wxT("Bad value for gamma -- must be > 0.0 and <= 2.0"),
198 pPrefs->SetDouble("gamma", mGammaCorrection);
261 wxT("Gamma correction:"));
|
| /frameworks/base/awt/java/awt/color/ |
| ICC_ProfileGray.java | 70 * Gets a gamma value representing the tone reproduction curve (TRC).
72 * @return the gamma value representing the tone reproduction curve (TRC).
|
| /external/qemu/distrib/sdl-1.2.12/src/video/Xext/extensions/ |
| xf86vmode.h | 158 float red; /* Red Gamma value */
159 float green; /* Green Gamma value */
160 float blue; /* Blue Gamma value */
276 SDL_NAME(XF86VidModeGamma)* /* Gamma */
282 SDL_NAME(XF86VidModeGamma)* /* Gamma */
|
| /dalvik/libcore/dom/src/test/resources/ |
| hc_staff.svg | 7 <!ENTITY gamma "γ">
44 <acronym title="Yes" class="Yes">β Dallas, γ
|
| hc_staff.xhtml | 7 <!ENTITY gamma "γ">
32 <acronym title="Yes" class="Yes">β Dallas, γ
|
| hc_staff.xml | 7 <!ENTITY gamma "γ">
32 <acronym title="Yes" class="Yes">β Dallas, γ
|
| /dalvik/libcore/xml/src/test/resources/ |
| hc_staff.xml | 7 <!ENTITY gamma "γ">
32 <acronym title="Yes" class="Yes">β Dallas, γ
|
| /external/skia/src/effects/ |
| SkBlurMask.cpp | 326 if (gamma && dst->fImage) {
331 *image = gamma[*image];
339 void SkBlurMask::BuildSqrtGamma(uint8_t gamma[256], SkScalar percent)
341 SkASSERT(gamma);
354 gamma[i] = SkToU8(n);
358 void SkBlurMask::BuildSqrGamma(uint8_t gamma[256], SkScalar percent)
360 SkASSERT(gamma);
371 gamma[i] = SkToU8(n * div255 >> 16);
|
