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gdk: calculate pixel color shift and precision lazily

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This gets rid of the decompose_mask utility entirely and simplifies
backend code.
This commit is contained in:
Paolo Borelli
2016-02-27 11:43:18 +01:00
parent f73e7680ed
commit 70d689cddd
7 changed files with 73 additions and 146 deletions
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18
gdk/broadway/gdkvisual-broadway.c
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@ -84,15 +84,6 @@ _gdk_broadway_screen_init_visuals (GdkScreen *screen)
visuals[0]->blue_mask = 0xff;
visuals[0]->colormap_size = 256;
visuals[0]->bits_per_rgb = 8;
gdk_visual_decompose_mask (visuals[0]->red_mask,
&visuals[0]->red_shift,
&visuals[0]->red_prec);
gdk_visual_decompose_mask (visuals[0]->green_mask,
&visuals[0]->green_shift,
&visuals[0]->green_prec);
gdk_visual_decompose_mask (visuals[0]->blue_mask,
&visuals[0]->blue_shift,
&visuals[0]->blue_prec);
visuals[1] = g_object_new (GDK_TYPE_BROADWAY_VISUAL, NULL);
visuals[1]->screen = screen;
@ -104,15 +95,6 @@ _gdk_broadway_screen_init_visuals (GdkScreen *screen)
visuals[1]->blue_mask = 0xff;
visuals[1]->colormap_size = 256;
visuals[1]->bits_per_rgb = 8;
gdk_visual_decompose_mask (visuals[1]->red_mask,
&visuals[1]->red_shift,
&visuals[1]->red_prec);
gdk_visual_decompose_mask (visuals[1]->green_mask,
&visuals[1]->green_shift,
&visuals[1]->green_prec);
gdk_visual_decompose_mask (visuals[1]->blue_mask,
&visuals[1]->blue_shift,
&visuals[1]->blue_prec);
broadway_screen->system_visual = visuals[1];
broadway_screen->rgba_visual = visuals[0];