floyd.hxx File Reference

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Macros
#define	CALC_ERRORS
#define	CALC_TABLES3
#define	CALC_TABLES5
#define	CALC_TABLES7

Variables
const sal_uLong	nVCLRLut [6] = { 16, 17, 18, 19, 20, 21 }
const sal_uLong	nVCLGLut [6] = { 0, 6, 12, 18, 24, 30 }
const sal_uLong	nVCLBLut [6] = { 0, 36, 72, 108, 144, 180 }
const sal_uLong	nVCLDitherLut [256]
const sal_uLong	nVCLLut [256]
const tools::Long	FloydMap [256]
const tools::Long	FloydError1 [61]
const tools::Long	FloydError3 [61]
const tools::Long	FloydError5 [61]
const tools::Long	FloydError7 [61]
const tools::Long	FloydIndexMap [6]

Macro Definition Documentation

CALC_ERRORS

#define CALC_ERRORS

Value:

                        nTemp = p1T[nX++] >> 12;                              \
                        nBErr = MinMax( nTemp, 0, 255 );                        \
                        nBErr = nBErr - FloydIndexMap[ nBC = FloydMap[nBErr] ]; \
                        nTemp = p1T[nX++] >> 12;                              \
                        nGErr = MinMax( nTemp, 0, 255 );                        \
                        nGErr = nGErr - FloydIndexMap[ nGC = FloydMap[nGErr] ]; \
                        nTemp = p1T[nX] >> 12;                                \
                        nRErr = MinMax( nTemp, 0, 255 );                        \
                        nRErr = nRErr - FloydIndexMap[ nRC = FloydMap[nRErr] ];

Definition at line 22 of file floyd.hxx.

CALC_TABLES3

#define CALC_TABLES3

Value:

                        p2T[nX++] += FloydError3[nBErr];    \
                        p2T[nX++] += FloydError3[nGErr];    \
                        p2T[nX++] += FloydError3[nRErr];

Definition at line 33 of file floyd.hxx.

CALC_TABLES5

#define CALC_TABLES5

Value:

                        p2T[nX++] += FloydError5[nBErr];    \
                        p2T[nX++] += FloydError5[nGErr];    \
                        p2T[nX++] += FloydError5[nRErr];

Definition at line 38 of file floyd.hxx.

CALC_TABLES7

#define CALC_TABLES7

Value:

                        p1T[++nX] += FloydError7[nBErr];    \
                        p2T[nX++] += FloydError1[nBErr];    \
                        p1T[nX] += FloydError7[nGErr];      \
                        p2T[nX++] += FloydError1[nGErr];    \
                        p1T[nX] += FloydError7[nRErr];      \
                        p2T[nX] += FloydError1[nRErr];

Definition at line 43 of file floyd.hxx.

Variable Documentation

FloydError1

const tools::Long FloydError1[61]

Initial value:

=
{
    -7680, -7424, -7168, -6912, -6656, -6400, -6144,
    -5888, -5632, -5376, -5120, -4864, -4608, -4352,
    -4096, -3840, -3584, -3328, -3072, -2816, -2560,
    -2304, -2048, -1792, -1536, -1280, -1024, -768,
    -512, -256, 0, 256, 512, 768, 1024, 1280, 1536,
    1792, 2048, 2304, 2560, 2816, 3072, 3328, 3584,
    3840, 4096, 4352, 4608, 4864, 5120, 5376, 5632,
    5888, 6144, 6400, 6656, 6912, 7168, 7424, 7680
}

Definition at line 139 of file floyd.hxx.

FloydError3

const tools::Long FloydError3[61]

Initial value:

=
{
    -23040, -22272, -21504, -20736, -19968, -19200,
    -18432, -17664, -16896, -16128, -15360, -14592,
    -13824, -13056, -12288, -11520, -10752, -9984,
    -9216, -8448, -7680, -6912, -6144, -5376, -4608,
    -3840, -3072, -2304, -1536, -768, 0, 768, 1536,
    2304, 3072, 3840, 4608, 5376, 6144, 6912, 7680,
    8448, 9216, 9984, 10752, 11520, 12288, 13056,
    13824, 14592, 15360, 16128, 16896, 17664, 18432,
    19200, 19968, 20736, 21504, 22272, 23040
}

Definition at line 151 of file floyd.hxx.

FloydError5

const tools::Long FloydError5[61]

Initial value:

=
{
    -38400, -37120, -35840, -34560, -33280, -32000,
    -30720, -29440, -28160, -26880, -25600, -24320,
    -23040, -21760, -20480, -19200, -17920, -16640,
    -15360, -14080, -12800, -11520, -10240, -8960,
    -7680, -6400, -5120, -3840, -2560, -1280,   0,
    1280, 2560, 3840, 5120, 6400, 7680, 8960, 10240,
    11520, 12800, 14080, 15360, 16640, 17920, 19200,
    20480, 21760, 23040, 24320, 25600, 26880, 28160,
    29440, 30720, 32000, 33280, 34560, 35840, 37120,
    38400
}

Definition at line 164 of file floyd.hxx.

FloydError7

const tools::Long FloydError7[61]

Initial value:

=
{
    -53760, -51968, -50176, -48384, -46592, -44800,
    -43008, -41216, -39424, -37632, -35840, -34048,
    -32256, -30464, -28672, -26880, -25088, -23296,
    -21504, -19712, -17920, -16128, -14336, -12544,
    -10752, -8960, -7168, -5376, -3584, -1792,  0,
    1792, 3584, 5376, 7168, 8960, 10752, 12544, 14336,
    16128, 17920, 19712, 21504, 23296, 25088, 26880,
    28672, 30464, 32256, 34048, 35840, 37632, 39424,
    41216, 43008, 44800, 46592, 48384, 50176, 51968,
    53760
}

Definition at line 178 of file floyd.hxx.

FloydIndexMap

const tools::Long FloydIndexMap[6]

Initial value:

=
{
    -30,  21, 72, 123, 174, 225
}

Definition at line 192 of file floyd.hxx.

FloydMap

const tools::Long FloydMap[256]

Initial value:

=
{
    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1,
    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
    1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2,
    2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
    2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
    2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
    3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
    3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
    3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
    3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
    4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
    4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
    4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
    5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5
}

Definition at line 119 of file floyd.hxx.

nVCLBLut

const sal_uLong nVCLBLut[6] = { 0, 36, 72, 108, 144, 180 }

extern

Referenced by OutputDevice::BlendBitmap(), OutputDevice::BlendBitmapWithAlpha(), and Bitmap::Dither().

nVCLDitherLut

const sal_uLong nVCLDitherLut[256]

extern

Initial value:

=
{
       0, 49152, 12288, 61440,  3072, 52224, 15360, 64512,   768, 49920, 13056,
   62208,  3840, 52992, 16128, 65280, 32768, 16384, 45056, 28672, 35840, 19456,
   48128, 31744, 33536, 17152, 45824, 29440, 36608, 20224, 48896, 32512, 8192,
   57344,  4096, 53248, 11264, 60416,  7168, 56320,  8960, 58112,  4864, 54016,
   12032, 61184,  7936, 57088, 40960, 24576, 36864, 20480, 44032, 27648, 39936,
   23552, 41728, 25344, 37632, 21248, 44800, 28416, 40704, 24320, 2048, 51200,
   14336, 63488,  1024, 50176, 13312, 62464,  2816, 51968, 15104, 64256,  1792,
   50944, 14080, 63232, 34816, 18432, 47104, 30720, 33792, 17408, 46080, 29696,
   35584, 19200, 47872, 31488, 34560, 18176, 46848, 30464, 10240, 59392,  6144,
   55296,  9216, 58368,  5120, 54272, 11008, 60160,  6912, 56064,  9984, 59136,
    5888, 55040, 43008, 26624, 38912, 22528, 41984, 25600, 37888, 21504, 43776,
   27392, 39680, 23296, 42752, 26368, 38656, 22272,   512, 49664, 12800, 61952,
    3584, 52736, 15872, 65024,   256, 49408, 12544, 61696,  3328, 52480, 15616,
   64768, 33280, 16896, 45568, 29184, 36352, 19968, 48640, 32256, 33024, 16640,
   45312, 28928, 36096, 19712, 48384, 32000,  8704, 57856,  4608, 53760, 11776,
   60928,  7680, 56832,  8448, 57600,  4352, 53504, 11520, 60672,  7424, 56576,
   41472, 25088, 37376, 20992, 44544, 28160, 40448, 24064, 41216, 24832, 37120,
   20736, 44288, 27904, 40192, 23808,  2560, 51712, 14848, 64000,  1536, 50688,
   13824, 62976,  2304, 51456, 14592, 63744,  1280, 50432, 13568, 62720, 35328,
   18944, 47616, 31232, 34304, 17920, 46592, 30208, 35072, 18688, 47360, 30976,
   34048, 17664, 46336, 29952, 10752, 59904,  6656, 55808,  9728, 58880,  5632,
   54784, 10496, 59648,  6400, 55552,  9472, 58624,  5376, 54528, 43520, 27136,
   39424, 23040, 42496, 26112, 38400, 22016, 43264, 26880, 39168, 22784, 42240,
   25856, 38144, 21760
}

Referenced by OutputDevice::BlendBitmap(), and OutputDevice::BlendBitmapWithAlpha().

nVCLGLut

const sal_uLong nVCLGLut[6] = { 0, 6, 12, 18, 24, 30 }

extern

Referenced by OutputDevice::BlendBitmap(), OutputDevice::BlendBitmapWithAlpha(), and Bitmap::Dither().

nVCLLut

const sal_uLong nVCLLut[256]

extern

Referenced by OutputDevice::BlendBitmap(), and OutputDevice::BlendBitmapWithAlpha().

nVCLRLut

const sal_uLong nVCLRLut[6] = { 16, 17, 18, 19, 20, 21 }

extern

Referenced by OutputDevice::BlendBitmap(), OutputDevice::BlendBitmapWithAlpha(), and Bitmap::Dither().