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fixed: don't render anything at all if a char can't be found, this also prevents allocating an extra element in the map

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This commit is contained in:
Bob van Loosen 2012-12-20 17:02:33 +01:00
parent 4c368d2735
commit f175fa9b3c
1 changed files with 17 additions and 13 deletions
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30
src/bitvis.cpp
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@ -366,25 +366,29 @@ void CBitVis::SetText(uint8_t* buff, const char* str, int offset /*= 0*/)
int pixlength = 0;
for (int i = 0; i < length; i++)
{
vector<unsigned int>& dchar = m_glyphs[str[i]];
for (size_t j = 0; j < dchar.size(); j++)
map<char, vector<unsigned int> >::iterator it = m_glyphs.find(str[i]);
vector<unsigned int>& dchar = it->second;
if (it != m_glyphs.end())
{
if (charpos >= 0 && charpos < m_nrcolumns)
for (size_t j = 0; j < dchar.size(); j++)
{
for (int k = 0; k < m_fontheight; k++)
if (charpos >= 0 && charpos < m_nrcolumns)
{
int bit = (dchar[j] >> k) & 1;
buff[charpos / 4 + m_nrcolumns / 4 * (m_fontheight - k - 1)] |= bit << (6 - ((charpos % 4) * 2));
for (int k = 0; k < m_fontheight; k++)
{
int bit = (dchar[j] >> k) & 1;
buff[charpos / 4 + m_nrcolumns / 4 * (m_fontheight - k - 1)] |= bit << (6 - ((charpos % 4) * 2));
}
}
charpos++;
pixlength++;
}
charpos++;
pixlength++;
}
if (i < length - 1)
{
charpos++;
pixlength++;
if (i < length - 1)
{
charpos++;
pixlength++;
}
}
}