Rasterised CAGradientLayer vs CGGradient efficiency wise
Creating a CAGradientLayer is adding a new sublayer to a view's existing layers (with shouldRasterize as true). Whereas CGGradient is drawing over the view within the draw method.
Is there a major speed advantage of using one over the other?
macos uikit core-graphics
edited Nov 24 '18 at 23:55
rmaddy
243k27319382
asked Nov 24 '18 at 23:48
CarlCarl
7710
add a comment |
Creating a CAGradientLayer is adding a new sublayer to a view's existing layers (with shouldRasterize as true). Whereas CGGradient is drawing over the view within the draw method.
Is there a major speed advantage of using one over the other?
macos uikit core-graphics
edited Nov 24 '18 at 23:55
rmaddy
243k27319382
asked Nov 24 '18 at 23:48
CarlCarl
7710
add a comment |
Creating a CAGradientLayer is adding a new sublayer to a view's existing layers (with shouldRasterize as true). Whereas CGGradient is drawing over the view within the draw method.
Is there a major speed advantage of using one over the other?
macos uikit core-graphics
edited Nov 24 '18 at 23:55
rmaddy
243k27319382
asked Nov 24 '18 at 23:48
CarlCarl
7710
Creating a CAGradientLayer is adding a new sublayer to a view's existing layers (with shouldRasterize as true). Whereas CGGradient is drawing over the view within the draw method.
Is there a major speed advantage of using one over the other?
macos uikit core-graphics
macos uikit core-graphics
edited Nov 24 '18 at 23:55
rmaddy
243k27319382
asked Nov 24 '18 at 23:48
CarlCarl
7710
edited Nov 24 '18 at 23:55
rmaddy
243k27319382
asked Nov 24 '18 at 23:48
CarlCarl
7710
edited Nov 24 '18 at 23:55
rmaddy
243k27319382
edited Nov 24 '18 at 23:55
rmaddy
243k27319382
edited Nov 24 '18 at 23:55
rmaddy
243k27319382
243k27319382
asked Nov 24 '18 at 23:48
CarlCarl
7710
asked Nov 24 '18 at 23:48
CarlCarl
7710
asked Nov 24 '18 at 23:48
CarlCarl
7710
7710
add a comment |
add a comment |
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