diff options
| author | ManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com> | 2023-11-27 12:15:21 +0100 |
|---|---|---|
| committer | ManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com> | 2023-11-27 12:15:21 +0100 |
| commit | 6ea31316fb64f64d346dc4a3a30984048f5df4cd (patch) | |
| tree | 2023f51bc8776ed0ee2f11b27f6e53a0decf18e1 /src/drivers/Cairo/Fl_Cairo_Graphics_Driver.cxx | |
| parent | f6d2ba651bc22b59488ac4be658f0d725296e2fc (diff) | |
Cairo graphics driver: Improve drawing of Fl_Pixmap and Fl_Bitmap
Diffstat (limited to 'src/drivers/Cairo/Fl_Cairo_Graphics_Driver.cxx')
| -rw-r--r-- | src/drivers/Cairo/Fl_Cairo_Graphics_Driver.cxx | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/drivers/Cairo/Fl_Cairo_Graphics_Driver.cxx b/src/drivers/Cairo/Fl_Cairo_Graphics_Driver.cxx index 3f80cbd89..1de6822e1 100644 --- a/src/drivers/Cairo/Fl_Cairo_Graphics_Driver.cxx +++ b/src/drivers/Cairo/Fl_Cairo_Graphics_Driver.cxx @@ -805,8 +805,9 @@ void Fl_Cairo_Graphics_Driver::draw_cached_pattern_(Fl_Image *img, cairo_pattern cairo_set_matrix(cairo_, &matrix); if (img->d() >= 1) cairo_set_source(cairo_, pat); if (need_extend) { - cairo_pattern_set_filter(pat, Fl_RGB_Image::scaling_algorithm() == FL_RGB_SCALING_BILINEAR ? - CAIRO_FILTER_GOOD : CAIRO_FILTER_FAST); + bool condition = Fl_RGB_Image::scaling_algorithm() == FL_RGB_SCALING_BILINEAR && + (fabs(Ws/float(cache_w) - 1) > 0.02 || fabs(Hs/float(cache_h) - 1) > 0.02); + cairo_pattern_set_filter(pat, condition ? CAIRO_FILTER_GOOD : CAIRO_FILTER_FAST); cairo_pattern_set_extend(pat, CAIRO_EXTEND_PAD); } cairo_matrix_init_scale(&matrix, double(cache_w)/Ws, double(cache_h)/Hs); |