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authorTorbjörn Andersson2003-06-22 14:41:09 +0000
committerTorbjörn Andersson2003-06-22 14:41:09 +0000
commit53d679bfb7bc26a7d697b6717500e0c2cea47c07 (patch)
treecf5e6cf3ae3369aa294a5ed42488b35529aa5502 /common
parent4604b2600ecc2895e049868d3a6287c2fa0f9093 (diff)
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Fix some graphics glitches that would sometimes be visible around the mouse
cursor in aspect-ratio correction mode. svn-id: r8618
Diffstat (limited to 'common')
-rw-r--r--common/scaler.cpp9
1 files changed, 5 insertions, 4 deletions
diff --git a/common/scaler.cpp b/common/scaler.cpp
index d78a52de3b..b767036cd5 100644
--- a/common/scaler.cpp
+++ b/common/scaler.cpp
@@ -697,19 +697,20 @@ int stretch200To240(uint8 *buf, uint32 pitch, int width, int height, int srcX, i
for (y = maxDstY; y >= srcY; y--) {
uint8 *srcPtr = buf + srcX * 2 + (aspect2Real(y) + off) * pitch;
- if (srcPtr == dstPtr)
- break;
-
#if 0
// Don't use bilinear filtering, rather just duplicate pixel lines:
// a little bit faster, but looks ugly
+ if (srcPtr == dstPtr)
+ break;
+
memcpy(dstPtr, srcPtr, width * 2);
#else
// Bilinear filter
switch (y % 6) {
case 0:
case 5:
- memcpy(dstPtr, srcPtr, width * 2);
+ if (srcPtr != dstPtr)
+ memcpy(dstPtr, srcPtr, width * 2);
break;
case 1:
case 4: