18 #ifndef MAGICKCORE_IMAGE_PRIVATE_H 19 #define MAGICKCORE_IMAGE_PRIVATE_H 21 #if defined(__cplusplus) || defined(c_plusplus) 25 #define BackgroundColor "#ffffff" 26 #define BorderColor "#dfdfdf" 27 #define DefaultResolution 72.0 28 #define DefaultTileFrame "15x15+3+3" 29 #define DefaultTileGeometry "120x120+4+3>" 30 #define DefaultTileLabel "%f\n%G\n%b" 31 #define ForegroundColor "#000" 32 #define LoadImagesTag "Load/Images" 33 #define LoadImageTag "Load/Image" 34 #define Magick2PI 6.28318530717958647692528676655900576839433879875020 35 #define MagickAbsoluteValue(x) ((x) < 0 ? -(x) : (x)) 36 #define MagickMax(x,y) (((x) > (y)) ? (x) : (y)) 37 #define MagickMin(x,y) (((x) < (y)) ? (x) : (y)) 38 #define MagickPHI 1.61803398874989484820458683436563811772030917980576 39 #define MagickPI2 1.57079632679489661923132169163975144209858469968755 40 #define MagickPI 3.14159265358979323846264338327950288419716939937510 41 #define MagickSQ1_2 0.70710678118654752440084436210484903928483593768847 42 #define MagickSQ2 1.41421356237309504880168872420969807856967187537695 43 #define MagickSQ2PI 2.50662827463100024161235523934010416269302368164062 44 #define MatteColor "#bdbdbd" 45 #define PSDensityGeometry "72.0x72.0" 46 #define PSPageGeometry "612x792" 47 #define SaveImagesTag "Save/Images" 48 #define SaveImageTag "Save/Image" 49 #define TransparentColor "#00000000" 50 #define UndefinedCompressionQuality 0UL 51 #define UndefinedTicksPerSecond 100L 55 if (
IsNaN(value) != 0)
61 return((ssize_t) value);
66 return((
double) (
MagickPI*degrees/180.0));
71 return((
double) (180.0*radians/
MagickPI));
76 return((
unsigned char) (((color) << 3) | ((color) >> 2)));
81 return((
unsigned char) (((color) << 2) | ((color) >> 4)));
86 return((
unsigned int) (((color) & ~0x07) >> 3));
91 return((
unsigned int) (((color) & ~0x03) >> 2));
94 #if defined(__cplusplus) || defined(c_plusplus) static unsigned char ScaleColor6to8(const unsigned int color)
static unsigned char ScaleColor5to8(const unsigned int color)
static unsigned int ScaleColor8to6(const unsigned char color)
static double DegreesToRadians(const double degrees)
static unsigned int ScaleColor8to5(const unsigned char color)
static ssize_t CastDoubleToLong(const double value)
static double RadiansToDegrees(const double radians)