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fix segfault

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git-svn-id: file:///home/bas/coolstream_public_svn/THIRDPARTY/applications/neutrino-experimental@205 e54a6e83-5905-42d5-8d5c-058d10e6a962
This commit is contained in:
satbaby
2010-01-24 08:50:37 +00:00
parent 46dd217d47
commit ceb4bdf7f9
1 changed files with 46 additions and 44 deletions
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90
src/driver/fontrenderer.cpp
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@@ -412,7 +412,7 @@ void Font::RenderString(int x, int y, const int width, const char *text, const u
int pen1=-1; // "pen" positions for kerning, pen2 is "x"
static fb_pixel_t oldbgcolor = 0, oldfgcolor = 0;
static fb_pixel_t colors[256];
static fb_pixel_t colors[256]={0};
fb_pixel_t bgcolor = frameBuffer->realcolor[color];
fb_pixel_t fgcolor = frameBuffer->realcolor[(((((int)color) + 2) | 7) - 2)];
@@ -500,61 +500,63 @@ void Font::RenderString(int x, int y, const int width, const char *text, const u
#ifndef USE_NEVIS_GXA
int stride = frameBuffer->getStride();
uint8_t * d = ((uint8_t *)frameBuffer->getFrameBufferPointer()) + (x + glyph->left) * sizeof(fb_pixel_t) + stride * (y - glyph->top);
int ap=(x + glyph->left) * sizeof(fb_pixel_t) + stride * (y - glyph->top);
uint8_t * d = ((uint8_t *)frameBuffer->getFrameBufferPointer()) + ap;
#endif
uint8_t * s = glyph->buffer;
int w = glyph->width;
int h = glyph->height;
int pitch = glyph->pitch;
for (int ay=0; ay<h; ay++)
{
#ifndef USE_NEVIS_GXA
fb_pixel_t * td = (fb_pixel_t *)d;
#endif
int ax;
for (ax=0; ax < w + spread_by; ax++)
if(ap>-1){
for (int ay=0; ay<h; ay++)
{
if (stylemodifier != Font::Embolden)
#ifndef USE_NEVIS_GXA
fb_pixel_t * td = (fb_pixel_t *)d;
#endif
int ax;
for (ax=0; ax < w + spread_by; ax++)
{
#ifdef USE_NEVIS_GXA
/* not nice (and also slower), but currently the easiest way to prevent visible errors */
frameBuffer->paintPixel(x + glyph->left + ax, y - glyph->top + ay, colors[*s++]);
#else
*td++= colors[*s++];
#endif
}
else
{
int start, end;
int lcolor = -1;
if (ax < w)
start = 0;
if (stylemodifier != Font::Embolden)
{
#ifdef USE_NEVIS_GXA
/* not nice (and also slower), but currently the easiest way to prevent visible errors */
frameBuffer->paintPixel(x + glyph->left + ax, y - glyph->top + ay, colors[*s++]);
#else
*td++= colors[*s++];
#endif
}
else
start = ax - w + 1;
{
int start, end;
int lcolor = -1;
if (ax < spread_by)
end = ax + 1;
else
end = spread_by + 1;
if (ax < w)
start = 0;
else
start = ax - w + 1;
for (int i = start; i < end; i++)
if (lcolor < *(s - i))
lcolor = *(s - i);
#ifdef USE_NEVIS_GXA
frameBuffer->paintPixel(x + glyph->left + ax, y - glyph->top + ay, colors[lcolor]);
#else
*td++= colors[lcolor];
#endif
s++;
if (ax < spread_by)
end = ax + 1;
else
end = spread_by + 1;
for (int i = start; i < end; i++)
if (lcolor < *(s - i))
lcolor = *(s - i);
#ifdef USE_NEVIS_GXA
frameBuffer->paintPixel(x + glyph->left + ax, y - glyph->top + ay, colors[lcolor]);
#else
*td++= colors[lcolor];
#endif
s++;
}
}
s += pitch- ax;
#ifndef USE_NEVIS_GXA
d += stride;
#endif
}
s += pitch- ax;
#ifndef USE_NEVIS_GXA
d += stride;
#endif
}
x+=glyph->xadvance+1;
//x+=glyph->xadvance;