Merge pull request #576 from binary1248/text_fix

Fix text being rendered with a vertical offset when the font's ascent doesn't match it's size.
This commit is contained in:
Laurent Gomila 2014-04-22 22:41:25 +02:00
commit ee336a3037

View File

@ -473,6 +473,11 @@ Glyph Font::loadGlyph(Uint32 codePoint, unsigned int characterSize, bool bold) c
int width = bitmap.width; int width = bitmap.width;
int height = bitmap.rows; int height = bitmap.rows;
int ascender = face->size->metrics.ascender >> 6;
// Offset to make up for empty space between ascender and virtual top of the typeface
int offset = characterSize - ascender;
if ((width > 0) && (height > 0)) if ((width > 0) && (height > 0))
{ {
// Leave a small padding around characters, so that filtering doesn't // Leave a small padding around characters, so that filtering doesn't
@ -487,7 +492,7 @@ Glyph Font::loadGlyph(Uint32 codePoint, unsigned int characterSize, bool bold) c
// Compute the glyph's bounding box // Compute the glyph's bounding box
glyph.bounds.left = bitmapGlyph->left - padding; glyph.bounds.left = bitmapGlyph->left - padding;
glyph.bounds.top = -bitmapGlyph->top - padding; glyph.bounds.top = -bitmapGlyph->top - padding - offset;
glyph.bounds.width = width + 2 * padding; glyph.bounds.width = width + 2 * padding;
glyph.bounds.height = height + 2 * padding; glyph.bounds.height = height + 2 * padding;