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Use a generic slow path for ImageData:paste between formats when we don't already have a faster path for it, instead of erroring.

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Alex Szpakowski
2019-09-21 22:13:10 -03:00
parent e11d43507e
commit 2bf5a04937
1 changed files with 14 additions and 1 deletions
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src/modules/image/ImageData.cpp
+14 -1
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@@ -710,6 +710,9 @@ void ImageData::paste(ImageData *src, int dx, int dy, int sx, int sy, int sw, in
uint8 *s = (uint8 *) src->getData();
uint8 *d = (uint8 *) getData();
auto getfunction = src->pixelGetFunction;
auto setfunction = pixelSetFunction;
// If the dimensions match up, copy the entire memory stream in one go
if (srcformat == dstformat && (sw == dstW && dstW == srcW && sh == dstH && dstH == srcH))
{
@@ -755,7 +758,17 @@ void ImageData::paste(ImageData *src, int dx, int dy, int sx, int sy, int sw, in
pasteRGBA32FtoRGBA16F(rowsrc, rowdst, sw);
else
throw love::Exception("Unsupported pixel format combination in ImageData:paste.");
{
// Slow path: convert src -> Colorf -> dst.
Colorf c;
for (int x = 0; x < sw; x++)
{
auto srcp = (const Pixel *) (rowsrc.u8 + x * srcpixelsize);
auto dstp = (Pixel *) (rowdst.u8 + x * dstpixelsize);
getfunction(srcp, c);
setfunction(c, dstp);
}
}
}
}
}