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Merge pull request #2290 from Yodesoft/master 

fixed #2000: Improve font rendering performance for linux platform.
This commit is contained in:
James Chen 2013-04-03 18:59:37 -07:00
parent 54529f4cf1 fa9339916d
commit 038720a1b2
1 changed files with 11 additions and 8 deletions
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19
cocos2dx/platform/linux/CCImage.cpp
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@ -377,22 +377,25 @@ public:
int xoffset = iCurXCursor + glyph.paintPosition;
for (int y = 0; y < bitmap.rows; ++y) {
int iY = yoffset + y;
if (iY>=iMaxLineHeight) {
//exceed the height truncate
break;
}
iY *= iMaxLineWidth;
int bitmap_y = y * bitmap.width;
for (int x = 0; x < bitmap.width; ++x) {
unsigned char cTemp = bitmap.buffer[y * bitmap.width + x];
unsigned char cTemp = bitmap.buffer[bitmap_y + x];
if (cTemp == 0) {
continue;
}
int iY = yoffset + y;
int iX = xoffset + x;
if (iY>=iMaxLineHeight) {
//exceed the height truncate
break;
}
int iTemp = cTemp << 24 | cTemp << 16 | cTemp << 8 | cTemp;
*(int*) &m_pData[(iY * iMaxLineWidth + iX) * 4 + 0] = iTemp;
*(int*) &m_pData[(iY + iX) * 4 + 0] = iTemp;
}
}
}