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8343007: Enhance Buffered Image handling

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Reviewed-by: yan, mbalao, andrew
Backport-of: e95aaf16aa202b49892ccb05ded783114b2d8534
This commit is contained in:
Aleksei Voitylov 2024-12-12 03:14:30 +00:00 committed by Andrew John Hughes
parent 93e8e20271
commit 68d10daaba
1 changed files with 17 additions and 1 deletions
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18
jdk/src/share/native/sun/java2d/loops/Blit.c
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2000, 2024, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -68,14 +68,30 @@ Java_sun_java2d_loops_Blit_Blit
return;
}
if (width <= 0 || height <= 0) {
return;
}
srcInfo.bounds.x1 = srcx;
srcInfo.bounds.y1 = srcy;
if (UNSAFE_TO_ADD(srcx, width) ||
UNSAFE_TO_ADD(srcy, height) ||
UNSAFE_TO_ADD(dstx, width) ||
UNSAFE_TO_ADD(dsty, height)) {
return;
}
srcInfo.bounds.x2 = srcx + width;
srcInfo.bounds.y2 = srcy + height;
dstInfo.bounds.x1 = dstx;
dstInfo.bounds.y1 = dsty;
dstInfo.bounds.x2 = dstx + width;
dstInfo.bounds.y2 = dsty + height;
if (UNSAFE_TO_SUB(srcx, dstx) ||
UNSAFE_TO_SUB(srcy, dsty)) {
return;
}
srcx -= dstx;
srcy -= dsty;
SurfaceData_IntersectBounds(&dstInfo.bounds, &clipInfo.bounds);