1 /* 2 Copyright 1999-2016 ImageMagick Studio LLC, a non-profit organization 3 dedicated to making software imaging solutions freely available. 4 5 You may not use this file except in compliance with the License. 6 obtain a copy of the License at 7 8 http://www.imagemagick.org/script/license.php 9 10 Unless required by applicable law or agreed to in writing, software 11 distributed under the License is distributed on an "AS IS" BASIS, 12 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 See the License for the specific language governing permissions and 14 limitations under the License. 15 16 MagickCore private image color methods. 17 */ 18 #ifndef MAGICKCORE_COLOR_PRIVATE_H 19 #define MAGICKCORE_COLOR_PRIVATE_H 20 21 #include "MagickCore/image.h" 22 #include "MagickCore/image-private.h" 23 24 #if defined(__cplusplus) || defined(c_plusplus) 25 extern "C" { 26 #endif 27 28 extern MagickPrivate MagickBooleanType 29 ColorComponentGenesis(void), 30 IsEquivalentAlpha(const Image *,const PixelInfo *,const PixelInfo *), 31 IsEquivalentIntensity(const Image *,const PixelInfo *,const PixelInfo *); 32 33 extern MagickPrivate void 34 ColorComponentTerminus(void); 35 36 static inline double GetFuzzyColorDistance(const Image *p,const Image *q) 37 { 38 double 39 fuzz; 40 41 fuzz=(double) MagickMax(MagickMax(p->fuzz,q->fuzz),(MagickRealType) 42 MagickSQ1_2); 43 return(fuzz*fuzz); 44 } 45 46 #if defined(__cplusplus) || defined(c_plusplus) 47 } 48 #endif 49 50 #endif 51