diff options
| -rw-r--r-- | qfunctionconfigurator/functionconfig.cpp | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/qfunctionconfigurator/functionconfig.cpp b/qfunctionconfigurator/functionconfig.cpp index 5dab2b52..6e1569f9 100644 --- a/qfunctionconfigurator/functionconfig.cpp +++ b/qfunctionconfigurator/functionconfig.cpp @@ -138,20 +138,20 @@ void FunctionConfig::reload() { int start = p1.x() * MEMOIZE_PRECISION; for (int j = start; j < end && j < _size; j++) { - float t = (j - start) / (float) (end - start); - float t2 = t*t; - float t3 = t*t*t; + double t = (j - start) / (double) (end - start); + double t2 = t*t; + double t3 = t*t*t; - int x = .5 * ((2 * p1.x()) + + int x = .5 * ((2. * p1.x()) + (-p0.x() + p2.x()) * t + - (2 * p0.x() - 5 * p1.x() + 4 * p2.x() - p3.x()) * t2 + - (-p0.x() + 3 * p1.x() - 3 * p2.x() + p3.x()) * t3) + (2. * p0.x() - 5. * p1.x() + 4. * p2.x() - p3.x()) * t2 + + (-p0.x() + 3. * p1.x() - 3. * p2.x() + p3.x()) * t3) * MEMOIZE_PRECISION; - float y = .5 * ((2 * p1.y()) + + float y = .5 * ((2. * p1.y()) + (-p0.y() + p2.y()) * t + - (2 * p0.y() - 5 * p1.y() + 4 * p2.y() - p3.y()) * t2 + - (-p0.y() + 3 * p1.y() - 3 * p2.y() + p3.y()) * t3); + (2. * p0.y() - 5. * p1.y() + 4. * p2.y() - p3.y()) * t2 + + (-p0.y() + 3. * p1.y() - 3. * p2.y() + p3.y()) * t3); if (x >= 0 && x < _size) _data[x] = y; |