1 files changed, 66 insertions, 0 deletions
diff --git a/extern/bFTGL/src/FTBitmapGlyph.cpp b/extern/bFTGL/src/FTBitmapGlyph.cpp
new file mode 100755
index 00000000000..5db33f10c79
--- /dev/null
+++ b/extern/bFTGL/src/FTBitmapGlyph.cpp
@@ -0,0 +1,66 @@
+#include    <string>
+
+#include "FTBitmapGlyph.h"
+
+FTBitmapGlyph::FTBitmapGlyph( FT_GlyphSlot glyph)
+:   FTGlyph( glyph),
+    destWidth(0),
+    destHeight(0),
+    data(0)
+{
+    err = FT_Render_Glyph( glyph, FT_RENDER_MODE_MONO);
+    if( err || ft_glyph_format_bitmap != glyph->format)
+    {
+        return;
+    }
+
+    FT_Bitmap bitmap = glyph->bitmap;
+
+    unsigned int srcWidth = bitmap.width;
+    unsigned int srcHeight = bitmap.rows;
+    unsigned int srcPitch = bitmap.pitch;
+    
+    destWidth = srcWidth;
+    destHeight = srcHeight;
+    destPitch = srcPitch;    
+
+    if( destWidth && destHeight)
+    {
+        data = new unsigned char[destPitch * destHeight];
+        unsigned char* dest = data + (( destHeight - 1) * destPitch);
+
+        unsigned char* src = bitmap.buffer;
+
+        for( unsigned int y = 0; y < srcHeight; ++y)
+        {
+            memcpy( dest, src, srcPitch);
+            dest -= destPitch;
+            src += srcPitch;
+        }
+    }
+    
+    pos.x = glyph->bitmap_left;
+    pos.y = static_cast<int>(srcHeight) - glyph->bitmap_top;
+}
+
+
+FTBitmapGlyph::~FTBitmapGlyph()
+{
+    delete [] data;
+}
+
+
+float FTBitmapGlyph::Render( const FTPoint& pen)
+{
+    if( data)
+    {
+        glBitmap( 0, 0, 0.0, 0.0, pen.x + pos.x, pen.y - pos.y, (const GLubyte*)0 );
+
+        glPixelStorei( GL_UNPACK_ROW_LENGTH, destPitch * 8);
+        glBitmap( destWidth, destHeight, 0.0f, 0.0, 0.0, 0.0, (const GLubyte*)data);
+
+        glBitmap( 0, 0, 0.0, 0.0, -pen.x - pos.x, -pen.y + pos.y, (const GLubyte*)0 );
+    }
+    
+    return advance;
+}