surface: Add SDL_BlitScaled binding.

* sdl2/bindings.scm (sdl-blit-scaled): New procedure.
* sdl2/surface.scm (blit-scaled): New procedure.
* doc/api.texi (Surfaces): Document it.

1 files changed, 7 insertions, 0 deletions

diff --git a/doc/api.texi b/doc/api.texi
index f09cdfd..7e47fd7 100644
--- a/doc/api.texi
+++ b/doc/api.texi
@@ -994,6 +994,13 @@ Blit the rectangle @var{src-rect} from the surface @var{src} to
 @var{dst-rect} of the surface @var{dst}.
 @end deffn
 
+@deffn {Procedure} blit-scaled @var{src} @var{src-rect} @var{dst} @var{dst-rect}
+Blit the rectangle @var{src-rect} from the surface @var{src} to
+@var{dst-rect} of the surface @var{dst}, scaling the source to fit the
+destination.
+@end deffn
+
+
 @node Rendering
 @section Rendering