diff options
Diffstat (limited to 'viewport.c')
-rw-r--r-- | viewport.c | 26 |
1 files changed, 24 insertions, 2 deletions
@@ -11,13 +11,35 @@ static void viewport_draw(Viewport *v, Image *dst) { - v->fbctl->draw(v->fbctl, dst); + Point scale; + + scale.x = Dx(dst->r)/Dx(v->r); + scale.y = Dy(dst->r)/Dy(v->r); + + /* no downsampling support yet */ + assert(scale.x > 0 && scale.y > 0); + + if(scale.x > 1 || scale.y > 1) + v->fbctl->upscaledraw(v->fbctl, dst, scale); + else + v->fbctl->draw(v->fbctl, dst); } static void viewport_memdraw(Viewport *v, Memimage *dst) { - v->fbctl->memdraw(v->fbctl, dst); + Point scale; + + scale.x = Dx(dst->r)/Dx(v->r); + scale.y = Dy(dst->r)/Dy(v->r); + + /* no downsampling support yet */ + assert(scale.x > 0 && scale.y > 0); + + if(scale.x > 1 || scale.y > 1) + v->fbctl->upscalememdraw(v->fbctl, dst, scale); + else + v->fbctl->memdraw(v->fbctl, dst); } static Framebuf * |