FT_Bitmap* R_RenderGlyph(FT_GlyphSlot glyph, glyphInfo_t* glyphOut) {
FT_Bitmap* bit2;
int left, right, width, top, bottom, height, pitch, size;
R_GetGlyphInfo(glyph, &left, &right, &width, &top, &bottom, &height, &pitch);
if (glyph->format == ft_glyph_format_outline) {
size = pitch * height;
bit2 = (FT_Bitmap*) ri.Z_Malloc(sizeof(FT_Bitmap));
bit2->width = width;
bit2->rows = height;
bit2->pitch = pitch;
bit2->pixel_mode = ft_pixel_mode_grays;
bit2->buffer = (unsigned char*) ri.Z_Malloc(pitch * height);
bit2->num_grays = 256;
Com_Memset(bit2->buffer, 0, size);
FT_Outline_Translate(&glyph->outline, -left, -bottom);
FT_Outline_Get_Bitmap(ftLibrary, &glyph->outline, bit2);
glyphOut->height = height;
glyphOut->pitch = pitch;
glyphOut->top = (glyph->metrics.horiBearingY >> 6) + 1;
glyphOut->bottom = bottom;
return bit2;
} else {
/**
* @brief R_RenderGlyph
* @param[in] glyph
* @param[out] glyphOut
* @return
*/
FT_Bitmap *R_RenderGlyph(FT_GlyphSlot glyph, glyphInfo_t *glyphOut)
{
FT_Bitmap *bit2;
int left, right, width, top, bottom, height, pitch, size;
R_GetGlyphInfo(glyph, &left, &right, &width, &top, &bottom, &height, &pitch);
if (glyph->format != FT_GLYPH_FORMAT_OUTLINE)
{
Ren_Print("Non-outline fonts are not supported\n");
return NULL;
}
size = pitch * height;
bit2 = (FT_Bitmap *)ri.Z_Malloc(sizeof(FT_Bitmap));
bit2->width = width;
bit2->rows = height;
bit2->pitch = pitch;
bit2->pixel_mode = FT_PIXEL_MODE_GRAY;
bit2->buffer = (unsigned char *)ri.Z_Malloc(size);
bit2->num_grays = 256;
Com_Memset(bit2->buffer, 0, size);
FT_Outline_Translate(&glyph->outline, -left, -bottom);
FT_Outline_Get_Bitmap(ftLibrary, &glyph->outline, bit2);
glyphOut->height = height;
glyphOut->pitch = pitch;
glyphOut->top = _TRUNC(glyph->metrics.horiBearingY) + 1;
glyphOut->bottom = bottom;
glyphOut->xSkip = _TRUNC(glyph->metrics.horiAdvance) + 1;
return bit2;
}
