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Simplify if-elseif-else statements to calculate discrete steps in normal map

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Gaspar Capello 2022-11-15 16:00:01 -03:00 committed by David Capello
parent f240545020
commit 6ccf3f2385
1 changed files with 3 additions and 18 deletions
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21
src/app/ui/color_wheel.cpp
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@ -228,25 +228,10 @@ app::Color ColorWheel::getMainAreaColor(const int _u, const int umax,
intAngle *= 30;
angle = PI * intAngle / 180.0;
int blueAngleDegrees;
if (normalizedDistance < 0.25) {
normalizedDistance = 0;
blueAngleDegrees = 90;
angle = PI / 2;
if (normalizedDistance < 1.0/6.0)
angle = 0;
}
else if (normalizedDistance < 0.5) {
normalizedDistance = 0.25;
blueAngleDegrees = 45;
}
else if (normalizedDistance < 0.75) {
normalizedDistance = 0.5;
blueAngleDegrees = 30;
}
else {
normalizedDistance = 0.75;
blueAngleDegrees = 15;
}
normalizedDistance = (std::floor((normalizedDistance) * 6.0 + 1.0) - 1) / 5.0;
int blueAngleDegrees = 90.0 * (6.0 - std::floor(normalizedDistance * 6.0)) / 5.0;
blueAngle = PI * blueAngleDegrees / 180.0;
r = 128 + int(128.0 * normalizedDistance * std::cos(angle));