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fix little bug in computation of max_iter

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Benoit Jacob
2008-06-29 12:20:07 +00:00
parent 97a1038653
commit fbdecf09e1
1 changed files with 1 additions and 1 deletions
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demos/mandelbrot/mandelbrot.cpp
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@@ -82,7 +82,7 @@ void MandelbrotWidget::paintEvent(QPaintEvent *)
{ {
float resolution = xradius*2/width(); float resolution = xradius*2/width();
int max_iter = 64; int max_iter = 64;
if(resolution < 1e-4f) max_iter += 32 * ( 4 - std::log10(resolution)); if(resolution < 1e-4f) max_iter += 32 * ( - 4 - std::log10(resolution));
max_iter = (max_iter/4)*4; max_iter = (max_iter/4)*4;
int img_width = width()/draft; int img_width = width()/draft;
int img_height = height()/draft; int img_height = height()/draft;