diff options
Diffstat (limited to 'src/drivers/Xlib')
| -rw-r--r-- | src/drivers/Xlib/Fl_Xlib_Graphics_Driver_image.cxx | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/src/drivers/Xlib/Fl_Xlib_Graphics_Driver_image.cxx b/src/drivers/Xlib/Fl_Xlib_Graphics_Driver_image.cxx index 73bea246e..d57e5b031 100644 --- a/src/drivers/Xlib/Fl_Xlib_Graphics_Driver_image.cxx +++ b/src/drivers/Xlib/Fl_Xlib_Graphics_Driver_image.cxx @@ -51,6 +51,7 @@ # include <FL/fl_draw.H> # include <FL/platform.H> # include <FL/Fl_Image_Surface.H> +# include <FL/Fl_Tiled_Image.H> # include "../../Fl_Screen_Driver.H" # include "../../Fl_XColor.H" # include "../../flstring.h" @@ -780,16 +781,9 @@ void Fl_Xlib_Graphics_Driver::draw_rgb(Fl_RGB_Image *rgb, int XP, int YP, int WP if (Wfull == 0 || Hfull == 0) return; bool need_clip = (cx || cy || WP < rgb->w() || HP < rgb->h()); if (need_clip) push_clip(XP, YP, WP, HP); - int offset = 0; - if (Wfull > rgb->data_w() || Hfull > rgb->data_h()) { - // When enlarging while drawing with XRender, 1 pixel around target area seems unpainted, - // so we increase a bit the target area and move it 1 pixel to left and top. - Wfull = (rgb->w()+2)*scale(), Hfull = (rgb->h()+2)*scale(); - offset = 1; - } scale_and_render_pixmap( *Fl_Graphics_Driver::id(rgb), rgb->d(), rgb->data_w() / double(Wfull), rgb->data_h() / double(Hfull), - Xs + this->floor(offset_x_) - offset, Ys + this->floor(offset_y_) - offset, + Xs + this->floor(offset_x_), Ys + this->floor(offset_y_), Wfull, Hfull); if (need_clip) pop_clip(); } @@ -830,7 +824,10 @@ int Fl_Xlib_Graphics_Driver::scale_and_render_pixmap(Fl_Offscreen pixmap, int de { XDoubleToFixed( 0 ), XDoubleToFixed( 0 ), XDoubleToFixed( 1 ) } }}; XRenderSetPictureTransform(fl_display, src, &mat); - if (Fl_Image::scaling_algorithm() == FL_RGB_SCALING_BILINEAR) { + if (Fl_Image::scaling_algorithm() == FL_RGB_SCALING_BILINEAR && + !Fl_Tiled_Image::drawing_tiled_image()) { + // The filter is not used when drawing tiled images because drawn image edges + // become somewhat blurry. XRenderSetPictureFilter(fl_display, src, FilterBilinear, 0, 0); // A note at https://www.talisman.org/~erlkonig/misc/x11-composite-tutorial/ : // "When you use a filter you'll probably want to use PictOpOver as the render op, |