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bug=102321 Speed up the background tiling r=kmcclusky a=attinasi. Forgot to put in one small

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change.  TileMin goes from 4 to 8
This commit is contained in:
dcone%netscape.com 2002-04-24 18:59:02 +00:00
parent 23724ed2c8
commit e495ddbead
1 changed files with 2 additions and 2 deletions
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4
gfx/src/windows/nsImageWin.cpp
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@ -804,9 +804,9 @@ NS_IMETHODIMP nsImageWin::DrawTile(nsIRenderingContext &aContext,
numTiles = (aDestRect.width*aDestRect.height)/(ScaledTileWidth*ScaledTileHeight);
// if alpha is less than 8,not printing, and not 8 bit palette image then we can do
// a progressive tile and the tile is at least 4 times smaller than the area to update
// a progressive tile and the tile is at least 8 times smaller than the area to update
if ( (mAlphaDepth < 8) && (canRaster!=DT_RASPRINTER) && (256!=mNumPaletteColors) &&
(numTiles > 3) ) {
(numTiles > 7) ) {
result = ProgressiveDoubleBlit(aSurface,aDestRect.width, aDestRect.height,
ScaledTileWidth,ScaledTileHeight, x0,y0,x1,y1);
if (result ) {