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Add documentation for the crop functions

This commit is contained in:
Elias Batek 2024-10-06 20:31:01 +02:00
parent eade7a3754
commit 8bf54227ae
1 changed files with 15 additions and 3 deletions
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18
pixmappaint.d
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@ -1577,20 +1577,32 @@ void invert(Pixmap pixmap) @nogc {
}
}
///
/++
Crops an image and stores the result in the provided target Pixmap.
The size of the area to crop the image to
is derived from the size of the target.
+/
void crop(const Pixmap source, Pixmap target, Point offset = Point(0, 0)) @nogc {
auto src = const(SubPixmap)(source, target.size, offset);
src.extractToPixmapCopyImpl(target);
}
///
/++
Crops an image and stores the result in a newly allocated Pixmap.
+/
Pixmap cropNew(const Pixmap source, Size targetSize, Point offset = Point(0, 0)) {
auto target = Pixmap(targetSize);
crop(source, target, offset);
return target;
}
///
/++
Crops an image and stores the result in the source buffer.
The source pixmap structure is passed by ref and gets with a size-adjusted
structure using a slice of the same underlying memory.
+/
void cropInplace(ref Pixmap source, Size targetSize, Point offset = Point(0, 0)) @nogc {
auto src = const(SubPixmap)(source, targetSize, offset);
source = src.extractToPixmap(source);