src/java.desktop/share/native/libfontmanager/freetypeScaler.c

*** 362,371 ****
--- 362,384 ----
       * boldness = 1.0, italic = 0.0.
       */
      context->doBold = (boldness != 1.0);
      context->doItalize = (italic != 0);
  
+     /* freetype is very keen to use embedded bitmaps, even if it knows
+      * there is a rotation or you asked for antialiasing.
+      * In the rendering path we will check useSBits and disable
+      * bitmaps unless it is set. And here we set it only if none
+      * of the conditions invalidate using it.
+      * Note that we allow embedded bitmaps for the LCD case.
+      */
+     if ((aa != TEXT_AA_ON) && (fm != TEXT_FM_ON) &&
+         !context->doBold && !context->doItalize &&
+         (context->transform.yx == 0) && (context->transform.xy == 0))
+     {
+         context->useSbits = 1;
+     }
      return ptr_to_jlong(context);
  }
  
  static int setupFTContext(JNIEnv *env,
                            jobject font2D,
*** 683,695 ****
      if (error) {
          invalidateJavaScaler(env, scaler, scalerInfo);
          return ptr_to_jlong(getNullGlyphImage());
      }
  
!     /* if algorithmic styling is required then we do not request bitmap */
!     if (context->doBold || context->doItalize) {
!         renderFlags =  FT_LOAD_DEFAULT;
      }
  
      /* NB: in case of non identity transform
       we might also prefer to disable transform before hinting,
       and apply it explicitly after hinting is performed.
--- 696,707 ----
      if (error) {
          invalidateJavaScaler(env, scaler, scalerInfo);
          return ptr_to_jlong(getNullGlyphImage());
      }
  
!     if (!context->useSbits) {
!         renderFlags |= FT_LOAD_NO_BITMAP;
      }
  
      /* NB: in case of non identity transform
       we might also prefer to disable transform before hinting,
       and apply it explicitly after hinting is performed.