const FTPoint& FTExtrudeGlyphImpl::RenderImpl(const FTPoint& pen,
int renderMode)
{
glTranslatef(pen.Xf(), pen.Yf(), pen.Zf());
// if(glList)
// {
// if(renderMode & FTGL::RENDER_FRONT)
// glCallList(glList + 0);
// if(renderMode & FTGL::RENDER_BACK)
// glCallList(glList + 1);
// if(renderMode & FTGL::RENDER_SIDE)
// glCallList(glList + 2);
// }
// else
if(vectoriser)
{
if(renderMode & FTGL::RENDER_FRONT)
RenderFront();
if(renderMode & FTGL::RENDER_BACK)
RenderBack();
if(renderMode & FTGL::RENDER_SIDE)
RenderSide();
}
glTranslatef(-pen.Xf(), -pen.Yf(), -pen.Zf());
return advance;
}
FTExtrudeGlyphImpl::FTExtrudeGlyphImpl(FT_GlyphSlot glyph, float _depth,
float _frontOutset, float _backOutset,
bool useDisplayList)
: FTGlyphImpl(glyph),
vectoriser(0),
glList(0)
{
bBox.SetDepth(-_depth);
if(ft_glyph_format_outline != glyph->format)
{
err = 0x14; // Invalid_Outline
return;
}
vectoriser = new FTVectoriser(glyph);
if((vectoriser->ContourCount() < 1) || (vectoriser->PointCount() < 3))
{
delete vectoriser;
vectoriser = NULL;
return;
}
hscale = glyph->face->size->metrics.x_ppem * 64;
vscale = glyph->face->size->metrics.y_ppem * 64;
depth = _depth;
frontOutset = _frontOutset;
backOutset = _backOutset;
if(useDisplayList)
{
glList = glGenLists(3);
/* Front face */
glNewList(glList + 0, GL_COMPILE);
RenderFront();
glEndList();
/* Back face */
glNewList(glList + 1, GL_COMPILE);
RenderBack();
glEndList();
/* Side face */
glNewList(glList + 2, GL_COMPILE);
RenderSide();
glEndList();
delete vectoriser;
vectoriser = NULL;
}
}