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Rearranged logic in SuperEagle

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svn-id: r8620
This commit is contained in:
Bertrand Augereau 2003-06-22 14:52:34 +00:00
parent 8db7ff7796
commit 7e86b215bb
1 changed files with 68 additions and 56 deletions
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124
common/scaler.cpp
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@ -247,64 +247,76 @@ void SuperEagle(const uint8 *srcPtr, uint32 srcPitch, uint8 *dstPtr, uint32 dstP
colorA2 = *(bP + 2 * nextlineSrc + 1);
// --------------------------------------
if (color2 == color6 && color5 != color3) {
product1b = product2a = color2;
if ((color1 == color2) || (color6 == colorB2)) {
product1a = INTERPOLATE(color2, color5);
product1a = INTERPOLATE(color2, product1a);
} else {
product1a = INTERPOLATE(color5, color6);
}
if ((color6 == colorS2) || (color2 == colorA1)) {
product2b = INTERPOLATE(color2, color3);
product2b = INTERPOLATE(color2, product2b);
} else {
product2b = INTERPOLATE(color2, color3);
}
} else if (color5 == color3 && color2 != color6) {
product2b = product1a = color5;
if ((colorB1 == color5) || (color3 == colorS1)) {
product1b = INTERPOLATE(color5, color6);
product1b = INTERPOLATE(color5, product1b);
} else {
product1b = INTERPOLATE(color5, color6);
}
if ((color3 == colorA2) || (color4 == color5)) {
product2a = INTERPOLATE(color5, color2);
product2a = INTERPOLATE(color5, product2a);
} else {
product2a = INTERPOLATE(color2, color3);
}
} else if (color5 == color3 && color2 == color6) {
register int r = 0;
r += GetResult(color6, color5, color1, colorA1);
r += GetResult(color6, color5, color4, colorB1);
r += GetResult(color6, color5, colorA2, colorS1);
r += GetResult(color6, color5, colorB2, colorS2);
if (r > 0) {
if (color5 != color3)
{
if (color2 == color6)
{
product1b = product2a = color2;
product1a = product2b = INTERPOLATE(color5, color6);
} else if (r < 0) {
product2b = product1a = color5;
product1b = product2a = INTERPOLATE(color5, color6);
} else {
product2b = product1a = color5;
product1b = product2a = color2;
}
} else {
product2b = product1a = INTERPOLATE(color2, color6);
product2b = Q_INTERPOLATE(color3, color3, color3, product2b);
product1a = Q_INTERPOLATE(color5, color5, color5, product1a);
if ((color1 == color2) || (color6 == colorB2)) {
product1a = INTERPOLATE(color2, color5);
product1a = INTERPOLATE(color2, product1a);
} else {
product1a = INTERPOLATE(color5, color6);
}
product2a = product1b = INTERPOLATE(color5, color3);
product2a = Q_INTERPOLATE(color2, color2, color2, product2a);
product1b = Q_INTERPOLATE(color6, color6, color6, product1b);
if ((color6 == colorS2) || (color2 == colorA1)) {
product2b = INTERPOLATE(color2, color3);
product2b = INTERPOLATE(color2, product2b);
} else {
product2b = INTERPOLATE(color2, color3);
}
}
else
{
product2b = product1a = INTERPOLATE(color2, color6);
product2b = Q_INTERPOLATE(color3, color3, color3, product2b);
product1a = Q_INTERPOLATE(color5, color5, color5, product1a);
product2a = product1b = INTERPOLATE(color5, color3);
product2a = Q_INTERPOLATE(color2, color2, color2, product2a);
product1b = Q_INTERPOLATE(color6, color6, color6, product1b);
}
}
else //if (color5 == color3)
{
if (color2 != color6)
{
product2b = product1a = color5;
if ((colorB1 == color5) || (color3 == colorS1)) {
product1b = INTERPOLATE(color5, color6);
product1b = INTERPOLATE(color5, product1b);
} else {
product1b = INTERPOLATE(color5, color6);
}
if ((color3 == colorA2) || (color4 == color5)) {
product2a = INTERPOLATE(color5, color2);
product2a = INTERPOLATE(color5, product2a);
} else {
product2a = INTERPOLATE(color2, color3);
}
}
else //if (color2 != color6)
{
register int r = 0;
r += GetResult(color6, color5, color1, colorA1);
r += GetResult(color6, color5, color4, colorB1);
r += GetResult(color6, color5, colorA2, colorS1);
r += GetResult(color6, color5, colorB2, colorS2);
if (r > 0) {
product1b = product2a = color2;
product1a = product2b = INTERPOLATE(color5, color6);
} else if (r < 0) {
product2b = product1a = color5;
product1b = product2a = INTERPOLATE(color5, color6);
} else {
product2b = product1a = color5;
product1b = product2a = color2;
}
}
}
*(dP + 0) = (uint16) product1a;