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@ -3597,30 +3597,37 @@ void CLASS lin_interpolate()
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*/
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*/
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void CLASS vng_interpolate()
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void CLASS vng_interpolate()
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{
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{
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static const signed char *cp, terms[] = {
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struct interpolate_terms {
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-2,-2,+0,-1,0,'\x01', -2,-2,+0,+0,1,'\x01', -2,-1,-1,+0,0,'\x01',
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signed char y1, x1, y2, x2, weight;
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-2,-1,+0,-1,0,'\x02', -2,-1,+0,+0,0,'\x03', -2,-1,+0,+1,1,'\x01',
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unsigned char grads;
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-2,+0,+0,-1,0,'\x06', -2,+0,+0,+0,1,'\x02', -2,+0,+0,+1,0,'\x03',
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};
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-2,+1,-1,+0,0,'\x04', -2,+1,+0,-1,1,'\x04', -2,+1,+0,+0,0,'\x06',
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static const interpolate_terms terms[] = {
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-2,+1,+0,+1,0,'\x02', -2,+2,+0,+0,1,'\x04', -2,+2,+0,+1,0,'\x04',
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{-2,-2,+0,-1,0,0x01}, {-2,-2,+0,+0,1,0x01}, {-2,-1,-1,+0,0,0x01},
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-1,-2,-1,+0,0,'\x80', -1,-2,+0,-1,0,'\x01', -1,-2,+1,-1,0,'\x01',
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{-2,-1,+0,-1,0,0x02}, {-2,-1,+0,+0,0,0x03}, {-2,-1,+0,+1,1,0x01},
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-1,-2,+1,+0,1,'\x01', -1,-1,-1,+1,0,'\x88', -1,-1,+1,-2,0,'\x40',
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{-2,+0,+0,-1,0,0x06}, {-2,+0,+0,+0,1,0x02}, {-2,+0,+0,+1,0,0x03},
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-1,-1,+1,-1,0,'\x22', -1,-1,+1,+0,0,'\x33', -1,-1,+1,+1,1,'\x11',
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{-2,+1,-1,+0,0,0x04}, {-2,+1,+0,-1,1,0x04}, {-2,+1,+0,+0,0,0x06},
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-1,+0,-1,+2,0,'\x08', -1,+0,+0,-1,0,'\x44', -1,+0,+0,+1,0,'\x11',
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{-2,+1,+0,+1,0,0x02}, {-2,+2,+0,+0,1,0x04}, {-2,+2,+0,+1,0,0x04},
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-1,+0,+1,-2,1,'\x40', -1,+0,+1,-1,0,'\x66', -1,+0,+1,+0,1,'\x22',
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{-1,-2,-1,+0,0,0x80}, {-1,-2,+0,-1,0,0x01}, {-1,-2,+1,-1,0,0x01},
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-1,+0,+1,+1,0,'\x33', -1,+0,+1,+2,1,'\x10', -1,+1,+1,-1,1,'\x44',
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{-1,-2,+1,+0,1,0x01}, {-1,-1,-1,+1,0,0x88}, {-1,-1,+1,-2,0,0x40},
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-1,+1,+1,+0,0,'\x66', -1,+1,+1,+1,0,'\x22', -1,+1,+1,+2,0,'\x10',
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{-1,-1,+1,-1,0,0x22}, {-1,-1,+1,+0,0,0x33}, {-1,-1,+1,+1,1,0x11},
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-1,+2,+0,+1,0,'\x04', -1,+2,+1,+0,1,'\x04', -1,+2,+1,+1,0,'\x04',
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{-1,+0,-1,+2,0,0x08}, {-1,+0,+0,-1,0,0x44}, {-1,+0,+0,+1,0,0x11},
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+0,-2,+0,+0,1,'\x80', +0,-1,+0,+1,1,'\x88', +0,-1,+1,-2,0,'\x40',
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{-1,+0,+1,-2,1,0x40}, {-1,+0,+1,-1,0,0x66}, {-1,+0,+1,+0,1,0x22},
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+0,-1,+1,+0,0,'\x11', +0,-1,+2,-2,0,'\x40', +0,-1,+2,-1,0,'\x20',
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{-1,+0,+1,+1,0,0x33}, {-1,+0,+1,+2,1,0x10}, {-1,+1,+1,-1,1,0x44},
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+0,-1,+2,+0,0,'\x30', +0,-1,+2,+1,1,'\x10', +0,+0,+0,+2,1,'\x08',
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{-1,+1,+1,+0,0,0x66}, {-1,+1,+1,+1,0,0x22}, {-1,+1,+1,+2,0,0x10},
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+0,+0,+2,-2,1,'\x40', +0,+0,+2,-1,0,'\x60', +0,+0,+2,+0,1,'\x20',
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{-1,+2,+0,+1,0,0x04}, {-1,+2,+1,+0,1,0x04}, {-1,+2,+1,+1,0,0x04},
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+0,+0,+2,+1,0,'\x30', +0,+0,+2,+2,1,'\x10', +0,+1,+1,+0,0,'\x44',
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{+0,-2,+0,+0,1,0x80}, {+0,-1,+0,+1,1,0x88}, {+0,-1,+1,-2,0,0x40},
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+0,+1,+1,+2,0,'\x10', +0,+1,+2,-1,1,'\x40', +0,+1,+2,+0,0,'\x60',
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{+0,-1,+1,+0,0,0x11}, {+0,-1,+2,-2,0,0x40}, {+0,-1,+2,-1,0,0x20},
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+0,+1,+2,+1,0,'\x20', +0,+1,+2,+2,0,'\x10', +1,-2,+1,+0,0,'\x80',
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{+0,-1,+2,+0,0,0x30}, {+0,-1,+2,+1,1,0x10}, {+0,+0,+0,+2,1,0x08},
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+1,-1,+1,+1,0,'\x88', +1,+0,+1,+2,0,'\x08', +1,+0,+2,-1,0,'\x40',
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{+0,+0,+2,-2,1,0x40}, {+0,+0,+2,-1,0,0x60}, {+0,+0,+2,+0,1,0x20},
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+1,+0,+2,+1,0,'\x10'
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{+0,+0,+2,+1,0,0x30}, {+0,+0,+2,+2,1,0x10}, {+0,+1,+1,+0,0,0x44},
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}, chood[] = { -1,-1, -1,0, -1,+1, 0,+1, +1,+1, +1,0, +1,-1, 0,-1 };
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{+0,+1,+1,+2,0,0x10}, {+0,+1,+2,-1,1,0x40}, {+0,+1,+2,+0,0,0x60},
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{+0,+1,+2,+1,0,0x20}, {+0,+1,+2,+2,0,0x10}, {+1,-2,+1,+0,0,0x80},
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{+1,-1,+1,+1,0,0x88}, {+1,+0,+1,+2,0,0x08}, {+1,+0,+2,-1,0,0x40},
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{+1,+0,+2,+1,0,0x10}
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};
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const interpolate_terms *cpt;
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signed char *cp;
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signed char chood[] = { -1,-1, -1,0, -1,+1, 0,+1, +1,+1, +1,0, +1,-1, 0,-1 };
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ushort (*brow[5])[4], *pix;
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ushort (*brow[5])[4], *pix;
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int prow=7, pcol=1, *ip, *code[16][16], gval[8], gmin, gmax, sum[4];
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int prow=7, pcol=1, *ip, *code[16][16], gval[8], gmin, gmax, sum[4];
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int row, col, x, y, x1, x2, y1, y2, t, weight, grads, color, diag;
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int row, col, x, y, x1, x2, y1, y2, t, weight, grads, color, diag;
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@ -3636,11 +3643,11 @@ void CLASS vng_interpolate()
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for (row=0; row <= prow; row++) /* Precalculate for VNG */
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for (row=0; row <= prow; row++) /* Precalculate for VNG */
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for (col=0; col <= pcol; col++) {
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for (col=0; col <= pcol; col++) {
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code[row][col] = ip;
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code[row][col] = ip;
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for (cp=terms, t=0; t < 64; t++) {
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for (cpt=&terms[0], t=0; t < 64, cpt = &terms[t]; t++) {
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y1 = *cp++; x1 = *cp++;
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y1 = cpt->y1; x1 = cpt->x1;
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y2 = *cp++; x2 = *cp++;
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y2 = cpt->y2; x2 = cpt->x2;
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weight = *cp++;
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weight = cpt->weight;
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grads = *cp++;
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grads = cpt->grads;
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color = fc(row+y1,col+x1);
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color = fc(row+y1,col+x1);
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if (fc(row+y2,col+x2) != color) continue;
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if (fc(row+y2,col+x2) != color) continue;
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diag = (fc(row,col+1) == color && fc(row+1,col) == color) ? 2:1;
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diag = (fc(row,col+1) == color && fc(row+1,col) == color) ? 2:1;
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