From dddc46b0b8f2c179f0e209b92390a3aaa7375959 Mon Sep 17 00:00:00 2001
From: Parth Wazurkar <parthwazurkar@gmail.com>
Date: Thu, 2 Aug 2018 00:48:05 +0530
Subject: [PATCH] [pk] Fixes.

* Now pk driver loads bitmaps properly and ftview
displays proper glyphs from pk driver.
---
 include/freetype/internal/tfm.h |  2 +-
 src/pk/pklib.c                  | 10 ++++++----
 src/tfm/tfmobjs.c               |  1 +
 3 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/include/freetype/internal/tfm.h b/include/freetype/internal/tfm.h
index 895786e8a..7462e01ee 100644
--- a/include/freetype/internal/tfm.h
+++ b/include/freetype/internal/tfm.h
@@ -48,7 +48,7 @@ FT_BEGIN_HEADER
     /* Font Info */
     FT_Long        cs; /* Check Sum */
     /* Metrics */
-    FT_ULong       ds; /* Design Size */
+    FT_ULong       ds, fs; /* Design Size */
     FT_UInt        design_size;
     FT_UInt        slant;
     FT_UInt        begin_char, end_char;
diff --git a/src/pk/pklib.c b/src/pk/pklib.c
index 09a62e507..c4fcfbdcf 100644
--- a/src/pk/pklib.c
+++ b/src/pk/pklib.c
@@ -320,10 +320,10 @@ unsigned char   bits_table[] = {
     k = READ_UINT1( stream );
     if ( FT_STREAM_SKIP( k ) )
       goto Exit;
-    ds        = READ_UINT4( stream );
-    check_sum = READ_UINT4( stream );
-    hppp      = READ_UINT4( stream );
-    vppp      = READ_UINT4( stream );
+    ds        = READ_INT4( stream );
+    check_sum = READ_INT4( stream );
+    hppp      = READ_INT4( stream );
+    vppp      = READ_INT4( stream );
 
     /* gptr = ftell(fp); */
     gptr = stream->pos;
@@ -510,6 +510,7 @@ unsigned char   bits_table[] = {
           if (pk_read_14(stream, dny_f, bw, rs, &(go->bm_table[index]), cc) < 0)
           {
             /* vf_error = VF_ERR_ILL_FONT_FILE; (FOR TRACING) */
+            FT_ERROR(( "pk_load_font: error in `pk_read_14'\n" ));
             error = FT_THROW( Unknown_File_Format );
             goto Exit;
           }
@@ -519,6 +520,7 @@ unsigned char   bits_table[] = {
           if (pk_read_n14(stream, dny_f, bw, rs, &(go->bm_table[index]), cc) < 0)
           {
             /* vf_error = VF_ERR_ILL_FONT_FILE; (FOR TRACING) */
+            FT_ERROR(( "pk_load_font: error in `pk_read_n14'\n" ));
             error = FT_THROW( Unknown_File_Format );
             goto Exit;
           }
diff --git a/src/tfm/tfmobjs.c b/src/tfm/tfmobjs.c
index 69ec22e16..35c8ff4af 100644
--- a/src/tfm/tfmobjs.c
+++ b/src/tfm/tfmobjs.c
@@ -167,6 +167,7 @@
       return error;
 
     lf = (FT_ULong)READ_UINT2( stream );
+    fi->fs = 4*lf - 1 ;
 
     #if 0
     if ((lf == 11) || (lf == 9))