]> git.pld-linux.org Git - packages/cairo.git/commitdiff
- http://david.freetype.org/lcd/cairo-1.2.4-lcd-filter-1.patch: auto/th/cairo-1_2_6-3
authorqrczak <qrczak@pld-linux.org>
Tue, 20 Feb 2007 15:11:30 +0000 (15:11 +0000)
committercvs2git <feedback@pld-linux.org>
Sun, 24 Jun 2012 12:13:13 +0000 (12:13 +0000)
  use freetype-2.3.0's LCD filtering
- Release 3

Changed files:
    cairo-1.2.4-lcd-filter-1.patch -> 1.1
    cairo.spec -> 1.60

cairo-1.2.4-lcd-filter-1.patch [new file with mode: 0644]
cairo.spec

diff --git a/cairo-1.2.4-lcd-filter-1.patch b/cairo-1.2.4-lcd-filter-1.patch
new file mode 100644 (file)
index 0000000..ff12d6e
--- /dev/null
@@ -0,0 +1,720 @@
+diff -urbN cairo-1.2.4-old/src/cairo-ft-font.c cairo-1.2.4/src/cairo-ft-font.c
+--- cairo-1.2.4-old/src/cairo-ft-font.c        2006-10-24 11:05:15.000000000 +0200
++++ cairo-1.2.4/src/cairo-ft-font.c    2006-10-24 11:06:45.000000000 +0200
+@@ -53,6 +53,8 @@
+ #include FT_SYNTHESIS_H
+ #endif
++#include FT_LCD_FILTER_H
++
+ #define DOUBLE_TO_26_6(d) ((FT_F26Dot6)((d) * 64.0))
+ #define DOUBLE_FROM_26_6(t) ((double)(t) / 64.0)
+ #define DOUBLE_TO_16_16(d) ((FT_Fixed)((d) * 65536.0))
+@@ -683,23 +685,300 @@
+     assert (error == 0);
+ }
+-/* Empirically-derived subpixel filtering values thanks to Keith
+- * Packard and libXft. */
+-static const int    filters[3][3] = {
+-    /* red */
+-#if 0
+-    {    65538*4/7,65538*2/7,65538*1/7 },
+-    /* green */
+-    {    65536*1/4, 65536*2/4, 65537*1/4 },
+-    /* blue */
+-    {    65538*1/7,65538*2/7,65538*4/7 },
++/* we sometimes need to convert the glyph bitmap in a FT_GlyphSlot
++ * into a different format. For example, we want to convert a
++ * FT_PIXEL_MODE_LCD or FT_PIXEL_MODE_LCD_V bitmap into a 32-bit
++ * ARGB or ABGR bitmap.
++ *
++ * this function prepares a target descriptor for this operation.
++ *
++ * input :: target bitmap descriptor. The function will set its
++ *          'width', 'rows' and 'pitch' fields, and only these
++ *
++ * slot  :: the glyph slot containing the source bitmap. this
++ *          function assumes that slot->format == FT_GLYPH_FORMAT_BITMAP
++ *
++ * mode  :: the requested final rendering mode. supported values are
++ *          MONO, NORMAL (i.e. gray), LCD and LCD_V
++ *
++ * the function returns the size in bytes of the corresponding buffer,
++ * it's up to the caller to allocate the corresponding memory block
++ * before calling _fill_xrender_bitmap
++ *
++ * it also returns -1 in case of error (e.g. incompatible arguments,
++ * like trying to convert a gray bitmap into a monochrome one)
++ */
++static int
++_compute_xrender_bitmap_size( FT_Bitmap*      target,
++                              FT_GlyphSlot    slot,
++                              FT_Render_Mode  mode )
++{
++    FT_Bitmap*  ftbit;
++    int         width, height, pitch;
++
++    if ( slot->format != FT_GLYPH_FORMAT_BITMAP )
++        return -1;
++
++    // compute the size of the final bitmap
++    ftbit  = &slot->bitmap;
++
++    width  = ftbit->width;
++    height = ftbit->rows;
++    pitch  = (width+3) & ~3;
++
++    switch ( ftbit->pixel_mode )
++    {
++    case FT_PIXEL_MODE_MONO:
++        if ( mode == FT_RENDER_MODE_MONO )
++        {
++          pitch = (((width+31) & ~31) >> 3);
++          break;
++        }
++        /* fall-through */
++
++    case FT_PIXEL_MODE_GRAY:
++        if ( mode == FT_RENDER_MODE_LCD   ||
++            mode == FT_RENDER_MODE_LCD_V )
++        {
++            /* each pixel is replicated into a 32-bit ARGB value */
++            pitch = width*4;
++        }
++        break;
++
++    case FT_PIXEL_MODE_LCD:
++        if ( mode != FT_RENDER_MODE_LCD )
++            return -1;
++
++      /* horz pixel triplets are packed into 32-bit ARGB values */
++      width   /= 3;
++      pitch    = width*4;
++      break;
++
++    case FT_PIXEL_MODE_LCD_V:
++        if ( mode != FT_RENDER_MODE_LCD_V )
++            return -1;
++
++        /* vert pixel triplets are packed into 32-bit ARGB values */
++        height  /= 3;
++        pitch    = width*4;
++        break;
++
++    default:  /* unsupported source format */
++        return -1;
++    }
++
++    target->width  = width;
++    target->rows   = height;
++    target->pitch  = pitch;
++    target->buffer = NULL;
++
++    return pitch * height;
++}
++
++/* this functions converts the glyph bitmap found in a FT_GlyphSlot
++ * into a different format (see _compute_xrender_bitmap_size)
++ *
++ * you should call this function after _compute_xrender_bitmap_size
++ *
++ * target :: target bitmap descriptor. Note that its 'buffer' pointer
++ *           must point to memory allocated by the caller
++ *
++ * slot   :: the glyph slot containing the source bitmap
++ *
++ * mode   :: the requested final rendering mode
++ *
++ * bgr    :: boolean, set if BGR or VBGR pixel ordering is needed
++ */
++static void
++_fill_xrender_bitmap( FT_Bitmap*      target,
++                      FT_GlyphSlot    slot,
++                      FT_Render_Mode  mode,
++                      int             bgr )
++{
++    FT_Bitmap*   ftbit = &slot->bitmap;
++    unsigned char*   srcLine   = ftbit->buffer;
++    unsigned char*   dstLine   = target->buffer;
++    int              src_pitch = ftbit->pitch;
++    int              width     = target->width;
++    int              height    = target->rows;
++    int              pitch     = target->pitch;
++    int              subpixel;
++    int              h;
++
++    subpixel = ( mode == FT_RENDER_MODE_LCD ||
++        mode == FT_RENDER_MODE_LCD_V );
++
++    if ( src_pitch < 0 )
++      srcLine -= src_pitch*(ftbit->rows-1);
++
++    target->pixel_mode = ftbit->pixel_mode;
++
++    switch ( ftbit->pixel_mode )
++    {
++    case FT_PIXEL_MODE_MONO:
++        if ( subpixel )  /* convert mono to ARGB32 values */
++        {
++            for ( h = height; h > 0; h--, srcLine += src_pitch, dstLine += pitch )
++            {
++                int  x;
++
++                for ( x = 0; x < width; x++ )
++                {
++                    if ( srcLine[(x >> 3)] & (0x80 >> (x & 7)) )
++                        ((unsigned int*)dstLine)[x] = 0xffffffffU;
++                }
++            }
++            target->pixel_mode = FT_PIXEL_MODE_LCD;
++        }
++        else if ( mode == FT_RENDER_MODE_NORMAL )  /* convert mono to 8-bit gray */
++        {
++            for ( h = height; h > 0; h--, srcLine += src_pitch, dstLine += pitch )
++            {
++                int  x;
++
++                for ( x = 0; x < width; x++ )
++                {
++                    if ( srcLine[(x >> 3)] & (0x80 >> (x & 7)) )
++                        dstLine[x] = 0xff;
++                }
++            }
++            target->pixel_mode = FT_PIXEL_MODE_GRAY;
++        }
++        else  /* copy mono to mono */
++        {
++            int  bytes = (width+7) >> 3;
++
++            for ( h = height; h > 0; h--, srcLine += src_pitch, dstLine += pitch )
++                memcpy( dstLine, srcLine, bytes );
++        }
++        break;
++
++    case FT_PIXEL_MODE_GRAY:
++        if ( subpixel )  /* convert gray to ARGB32 values */
++        {
++            for ( h = height; h > 0; h--, srcLine += src_pitch, dstLine += pitch )
++            {
++                int            x;
++                unsigned int*  dst = (unsigned int*)dstLine;
++
++                for ( x = 0; x < width; x++ )
++                {
++                    unsigned int  pix = srcLine[x];
++
++                    pix |= (pix << 8);
++                    pix |= (pix << 16);
++
++                    dst[x] = pix;
++                }
++            }
++            target->pixel_mode = FT_PIXEL_MODE_LCD;
++        }
++        else  /* copy gray into gray */
++        {
++            for ( h = height; h > 0; h--, srcLine += src_pitch, dstLine += pitch )
++                memcpy( dstLine, srcLine, width );
++        }
++        break;
++
++    case FT_PIXEL_MODE_LCD:
++        if ( !bgr )
++        {
++            /* convert horizontal RGB into ARGB32 */
++            for ( h = height; h > 0; h--, srcLine += src_pitch, dstLine += pitch )
++            {
++                int            x;
++                unsigned char* src = srcLine;
++                unsigned int*  dst = (unsigned int*)dstLine;
++
++                for ( x = 0; x < width; x++, src += 3 )
++                {
++                    unsigned int  pix;
++
++                    pix = ((unsigned int)src[0] << 16) |
++                          ((unsigned int)src[1] <<  8) |
++                          ((unsigned int)src[2]      ) |
++                          ((unsigned int)src[1] << 24) ;
++
++                    dst[x] = pix;
++                }
++            }
++        }
++        else
++        {
++          /* convert horizontal BGR into ARGB32 */
++          for ( h = height; h > 0; h--, srcLine += src_pitch, dstLine += pitch )
++          {
++              int            x;
++              unsigned char* src = srcLine;
++              unsigned int*  dst = (unsigned int*)dstLine;
++
++              for ( x = 0; x < width; x++, src += 3 )
++              {
++                  unsigned int  pix;
++
++                  pix = ((unsigned int)src[2] << 16) |
++                        ((unsigned int)src[1] <<  8) |
++                        ((unsigned int)src[0]      ) |
++                        ((unsigned int)src[1] << 24) ;
++
++                  dst[x] = pix;
++              }
++          }
++        }
++        break;
++
++    default:  /* FT_PIXEL_MODE_LCD_V */
++        /* convert vertical RGB into ARGB32 */
++        if ( !bgr )
++        {
++            for ( h = height; h > 0; h--, srcLine += 3*src_pitch, dstLine += pitch )
++            {
++                int            x;
++                unsigned char* src = srcLine;
++                unsigned int*  dst = (unsigned int*)dstLine;
++
++                for ( x = 0; x < width; x++, src += 1 )
++                {
++                    unsigned int  pix;
++#if 1
++                    pix = ((unsigned int)src[0]           << 16) |
++                          ((unsigned int)src[src_pitch]   <<  8) |
++                          ((unsigned int)src[src_pitch*2]      ) |
++                          0xFF000000 ;
++#else
++                    pix = ((unsigned int)src[0]           << 16) |
++                          ((unsigned int)src[src_pitch]   <<  8) |
++                          ((unsigned int)src[src_pitch*2]      ) |
++                          ((unsigned int)src[src_pitch]   << 24) ;
+ #endif
+-    {    65538*9/13,65538*3/13,65538*1/13 },
+-    /* green */
+-    {    65538*1/6, 65538*4/6, 65538*1/6 },
+-    /* blue */
+-    {    65538*1/13,65538*3/13,65538*9/13 },
+-};
++                    dst[x] = pix;
++                }
++            }
++        }
++        else
++        {
++            for ( h = height; h > 0; h--, srcLine += 3*src_pitch, dstLine += pitch )
++            {
++                int            x;
++                unsigned char* src = srcLine;
++                unsigned int*  dst = (unsigned int*)dstLine;
++
++                for ( x = 0; x < width; x++, src += 1 )
++                {
++                    unsigned int  pix;
++
++                    pix = ((unsigned int)src[src_pitch*2] << 16) |
++                        ((unsigned int)src[src_pitch]   <<  8) |
++                        ((unsigned int)src[0]                ) |
++                        ((unsigned int)src[src_pitch]   << 24) ;
++
++                    dst[x] = pix;
++                }
++            }
++        }
++    }
++}
++
+ /* Fills in val->image with an image surface created from @bitmap
+  */
+@@ -712,12 +991,14 @@
+     int width, height, stride;
+     unsigned char *data;
+     int format = CAIRO_FORMAT_A8;
+-    cairo_bool_t subpixel = FALSE;
++    cairo_image_surface_t  *image;
+     width = bitmap->width;
+     height = bitmap->rows;
+-    switch (bitmap->pixel_mode) {
++    {
++        switch (bitmap->pixel_mode)
++        {
+     case FT_PIXEL_MODE_MONO:
+       stride = (((width + 31) & ~31) >> 3);
+       if (own_buffer) {
+@@ -745,7 +1026,6 @@
+               }
+           }
+       }
+-
+ #ifndef WORDS_BIGENDIAN
+       {
+           unsigned char   *d = data;
+@@ -757,17 +1037,15 @@
+           }
+       }
+ #endif
++
+       format = CAIRO_FORMAT_A1;
+       break;
+     case FT_PIXEL_MODE_LCD:
+     case FT_PIXEL_MODE_LCD_V:
+     case FT_PIXEL_MODE_GRAY:
+-      switch (font_options->antialias) {
+-      case CAIRO_ANTIALIAS_DEFAULT:
+-      case CAIRO_ANTIALIAS_GRAY:
+-      case CAIRO_ANTIALIAS_NONE:
+-      default:
++            if (font_options->antialias != CAIRO_ANTIALIAS_SUBPIXEL)
++            {
+           stride = bitmap->pitch;
+           if (own_buffer) {
+               data = bitmap->buffer;
+@@ -778,101 +1056,19 @@
+               memcpy (data, bitmap->buffer, stride * height);
+           }
+           format = CAIRO_FORMAT_A8;
+-          break;
+-      case CAIRO_ANTIALIAS_SUBPIXEL: {
+-          int             x, y;
+-          unsigned char   *in_line, *out_line, *in;
+-          unsigned int    *out;
+-          unsigned int    red, green, blue;
+-          int             rf, gf, bf;
+-          int             s;
+-          int             o, os;
+-          unsigned char   *data_rgba;
+-          unsigned int    width_rgba, stride_rgba;
+-          int             vmul = 1;
+-          int             hmul = 1;
++            } else {
++                // if we get there, the  data from the source bitmap
++                // really comes from _fill_xrender_bitmap, and is
++                // made of 32-bit ARGB or ABGR values
++                assert(own_buffer != 0);
++                assert(bitmap->pixel_mode != FT_PIXEL_MODE_GRAY);
+-          switch (font_options->subpixel_order) {
+-          case CAIRO_SUBPIXEL_ORDER_DEFAULT:
+-          case CAIRO_SUBPIXEL_ORDER_RGB:
+-          case CAIRO_SUBPIXEL_ORDER_BGR:
+-          default:
+-              width /= 3;
+-              hmul = 3;
+-              break;
+-          case CAIRO_SUBPIXEL_ORDER_VRGB:
+-          case CAIRO_SUBPIXEL_ORDER_VBGR:
+-              vmul = 3;
+-              height /= 3;
+-              break;
+-          }
+-          /*
+-           * Filter the glyph to soften the color fringes
+-           */
+-          width_rgba = width;
++                data   = bitmap->buffer;
+           stride = bitmap->pitch;
+-          stride_rgba = (width_rgba * 4 + 3) & ~3;
+-          data_rgba = calloc (1, stride_rgba * height);
+-
+-          os = 1;
+-          switch (font_options->subpixel_order) {
+-          case CAIRO_SUBPIXEL_ORDER_VRGB:
+-              os = stride;
+-          case CAIRO_SUBPIXEL_ORDER_DEFAULT:
+-          case CAIRO_SUBPIXEL_ORDER_RGB:
+-          default:
+-              rf = 0;
+-              gf = 1;
+-              bf = 2;
+-              break;
+-          case CAIRO_SUBPIXEL_ORDER_VBGR:
+-              os = stride;
+-          case CAIRO_SUBPIXEL_ORDER_BGR:
+-              bf = 0;
+-              gf = 1;
+-              rf = 2;
+-              break;
+-          }
+-          in_line = bitmap->buffer;
+-          out_line = data_rgba;
+-          for (y = 0; y < height; y++)
+-          {
+-              in = in_line;
+-              out = (unsigned int *) out_line;
+-              in_line += stride * vmul;
+-              out_line += stride_rgba;
+-              for (x = 0; x < width * hmul; x += hmul)
+-              {
+-                  red = green = blue = 0;
+-                  o = 0;
+-                  for (s = 0; s < 3; s++)
+-                  {
+-                      red += filters[rf][s]*in[x+o];
+-                      green += filters[gf][s]*in[x+o];
+-                      blue += filters[bf][s]*in[x+o];
+-                      o += os;
+-                  }
+-                  red = red / 65536;
+-                  green = green / 65536;
+-                  blue = blue / 65536;
+-                  *out++ = (green << 24) | (red << 16) | (green << 8) | blue;
+-              }
+-          }
+-
+-          /* Images here are stored in native format. The
+-           * backend must convert to its own format as needed
+-           */
+-
+-          if (own_buffer)
+-              free (bitmap->buffer);
+-          data = data_rgba;
+-          stride = stride_rgba;
+           format = CAIRO_FORMAT_ARGB32;
+-          subpixel = TRUE;
+-          break;
+-      }
+       }
+       break;
++
+     case FT_PIXEL_MODE_GRAY2:
+     case FT_PIXEL_MODE_GRAY4:
+       /* These could be triggered by very rare types of TrueType fonts */
+@@ -880,20 +1076,21 @@
+       return CAIRO_STATUS_NO_MEMORY;
+     }
+-    *surface = (cairo_image_surface_t *)
++        /* XXX */
++        *surface = image = (cairo_image_surface_t *)
+       cairo_image_surface_create_for_data (data,
+                                            format,
+                                            width, height, stride);
+-    if ((*surface)->base.status) {
++        if (image->base.status) {
+       free (data);
+       return CAIRO_STATUS_NO_MEMORY;
+     }
+-    if (subpixel)
+-      pixman_image_set_component_alpha ((*surface)->pixman_image, TRUE);
+-
+-    _cairo_image_surface_assume_ownership_of_data ((*surface));
++        if (font_options->antialias == CAIRO_ANTIALIAS_SUBPIXEL)
++            pixman_image_set_component_alpha (image->pixman_image, TRUE);
++        _cairo_image_surface_assume_ownership_of_data (image);
++    }
+     return CAIRO_STATUS_SUCCESS;
+ }
+@@ -917,16 +1114,44 @@
+                      cairo_font_options_t      *font_options,
+                      cairo_image_surface_t    **surface)
+ {
++    int rgba = FC_RGBA_UNKNOWN;
+     FT_GlyphSlot glyphslot = face->glyph;
+     FT_Outline *outline = &glyphslot->outline;
+     FT_Bitmap bitmap;
+     FT_BBox cbox;
+-    FT_Matrix matrix;
+-    int hmul = 1;
+-    int vmul = 1;
+     unsigned int width, height, stride;
+-    cairo_bool_t subpixel = FALSE;
++    cairo_format_t format;
+     cairo_status_t status;
++    FT_Error  fterror;
++    FT_Library  library = glyphslot->library;
++    FT_Render_Mode  render_mode = FT_RENDER_MODE_NORMAL;
++
++    switch (font_options->antialias)
++    {
++    case CAIRO_ANTIALIAS_NONE:
++        render_mode = FT_RENDER_MODE_MONO;
++        break;
++
++    case CAIRO_ANTIALIAS_SUBPIXEL:
++        switch (font_options->subpixel_order)
++        {
++            case CAIRO_SUBPIXEL_ORDER_DEFAULT:
++            case CAIRO_SUBPIXEL_ORDER_RGB:
++            case CAIRO_SUBPIXEL_ORDER_BGR:
++                render_mode = FT_RENDER_MODE_LCD;
++                break;
++
++            case CAIRO_SUBPIXEL_ORDER_VRGB:
++            case CAIRO_SUBPIXEL_ORDER_VBGR:
++                render_mode = FT_RENDER_MODE_LCD_V;
++                break;
++        }
++        break;
++
++    case CAIRO_ANTIALIAS_DEFAULT:
++    case CAIRO_ANTIALIAS_GRAY:
++        render_mode = FT_RENDER_MODE_NORMAL;
++    }
+     FT_Outline_Get_CBox (outline, &cbox);
+@@ -937,98 +1162,90 @@
+     width = (unsigned int) ((cbox.xMax - cbox.xMin) >> 6);
+     height = (unsigned int) ((cbox.yMax - cbox.yMin) >> 6);
+-    stride = (width * hmul + 3) & ~3;
++    stride = (width + 3) & ~3;
+     if (width * height == 0) {
+-      cairo_format_t format;
+       /* Looks like fb handles zero-sized images just fine */
+-      switch (font_options->antialias) {
+-      case CAIRO_ANTIALIAS_NONE:
++        switch (render_mode)
++        {
++          case FT_RENDER_MODE_MONO:
+           format = CAIRO_FORMAT_A1;
+           break;
+-      case CAIRO_ANTIALIAS_SUBPIXEL:
+-          format= CAIRO_FORMAT_ARGB32;
++          case FT_RENDER_MODE_LCD:
++          case FT_RENDER_MODE_LCD_V:
++            format = CAIRO_FORMAT_ARGB32;
+           break;
+-      case CAIRO_ANTIALIAS_DEFAULT:
+-      case CAIRO_ANTIALIAS_GRAY:
+       default:
+           format = CAIRO_FORMAT_A8;
+-          break;
+       }
+       (*surface) = (cairo_image_surface_t *)
+           cairo_image_surface_create_for_data (NULL, format, 0, 0, 0);
+       if ((*surface)->base.status)
+           return CAIRO_STATUS_NO_MEMORY;
++
+     } else  {
+-      matrix.xx = matrix.yy = 0x10000L;
+-      matrix.xy = matrix.yx = 0;
++        int  bitmap_size;
+-      switch (font_options->antialias) {
+-      case CAIRO_ANTIALIAS_NONE:
+-          bitmap.pixel_mode = FT_PIXEL_MODE_MONO;
+-          bitmap.num_grays  = 1;
+-          stride = ((width + 31) & -32) >> 3;
++        switch (render_mode)
++        {
++        case FT_RENDER_MODE_LCD:
++            if (font_options->subpixel_order == CAIRO_SUBPIXEL_ORDER_BGR  ) {
++                rgba = FC_RGBA_BGR;
++            } else {
++                rgba = FC_RGBA_RGB;
++            }
+           break;
+-      case CAIRO_ANTIALIAS_DEFAULT:
+-      case CAIRO_ANTIALIAS_GRAY:
+-          bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
+-          bitmap.num_grays  = 256;
+-          stride = (width + 3) & -4;
++
++        case FT_RENDER_MODE_LCD_V:
++            if (font_options->subpixel_order == CAIRO_SUBPIXEL_ORDER_VBGR ) {
++                rgba = FC_RGBA_VBGR;
++            } else {
++                rgba = FC_RGBA_VRGB;
++            }
+           break;
+-      case CAIRO_ANTIALIAS_SUBPIXEL:
+-          switch (font_options->subpixel_order) {
+-          case CAIRO_SUBPIXEL_ORDER_RGB:
+-          case CAIRO_SUBPIXEL_ORDER_BGR:
+-          case CAIRO_SUBPIXEL_ORDER_DEFAULT:
++
+           default:
+-              matrix.xx *= 3;
+-              hmul = 3;
+-              subpixel = TRUE;
+-              break;
+-          case CAIRO_SUBPIXEL_ORDER_VRGB:
+-          case CAIRO_SUBPIXEL_ORDER_VBGR:
+-              matrix.yy *= 3;
+-              vmul = 3;
+-              subpixel = TRUE;
+-              break;
++            ;
+           }
+-          FT_Outline_Transform (outline, &matrix);
+-          bitmap.pixel_mode = FT_PIXEL_MODE_GRAY;
+-          bitmap.num_grays  = 256;
+-          stride = (width * hmul + 3) & -4;
+-      }
++        FT_Library_SetLcdFilter( library, FT_LCD_FILTER_DEFAULT );
+-      bitmap.pitch = stride;
+-      bitmap.width = width * hmul;
+-      bitmap.rows = height * vmul;
+-      bitmap.buffer = calloc (1, stride * bitmap.rows);
++        fterror = FT_Render_Glyph( face->glyph, render_mode );
+-      if (bitmap.buffer == NULL) {
++        FT_Library_SetLcdFilter( library, FT_LCD_FILTER_NONE );
++
++        if (fterror != 0)
+           return CAIRO_STATUS_NO_MEMORY;
+-      }
+-      FT_Outline_Translate (outline, -cbox.xMin*hmul, -cbox.yMin*vmul);
++        bitmap_size = _compute_xrender_bitmap_size( &bitmap,
++                                                    face->glyph,
++                                                    render_mode );
++        if ( bitmap_size < 0 )
++            return CAIRO_STATUS_NO_MEMORY;
+-      if (FT_Outline_Get_Bitmap (glyphslot->library, outline, &bitmap) != 0) {
+-          free (bitmap.buffer);
++        bitmap.buffer = calloc(1, bitmap_size);
++        if (bitmap.buffer == NULL) {
+           return CAIRO_STATUS_NO_MEMORY;
+       }
++        _fill_xrender_bitmap( &bitmap, face->glyph, render_mode,
++                              (rgba == FC_RGBA_BGR || rgba == FC_RGBA_VBGR) );
++
++        // NOTE: _get_bitmap_surface will free bitmap.buffer if there is an error
+       status = _get_bitmap_surface (&bitmap, TRUE, font_options, surface);
+       if (status)
+           return status;
+-    }
+     /*
+      * Note: the font's coordinate system is upside down from ours, so the
+      * Y coordinate of the control box needs to be negated.
+      */
+     cairo_surface_set_device_offset (&(*surface)->base,
+-                                   floor ((double) cbox.xMin / 64.0),
+-                                   floor (-(double) cbox.yMax / 64.0));
++                                         (double) glyphslot->bitmap_left,
++                                         (double)-glyphslot->bitmap_top);
++    }
+     return CAIRO_STATUS_SUCCESS;
+ }
+@@ -1389,11 +1606,11 @@
+               case CAIRO_SUBPIXEL_ORDER_DEFAULT:
+               case CAIRO_SUBPIXEL_ORDER_RGB:
+               case CAIRO_SUBPIXEL_ORDER_BGR:
+-                  load_target |= FT_LOAD_TARGET_LCD;
++                  load_target = FT_LOAD_TARGET_LCD;
+                   break;
+               case CAIRO_SUBPIXEL_ORDER_VRGB:
+               case CAIRO_SUBPIXEL_ORDER_VBGR:
+-                  load_target |= FT_LOAD_TARGET_LCD_V;
++                  load_target = FT_LOAD_TARGET_LCD_V;
+               break;
+               }
+           }
index ba10dd4edbe59700cea645411bf7cd7c48fe4e1e..943c03c96262d8c95c70aa6ee53cb31ab8022e31 100644 (file)
@@ -4,22 +4,25 @@
 %bcond_with    glitz           # build with glitz backend
 %bcond_with    xcb             # enable XCB backend
 %bcond_with    tests           # perform tests (can fail due to out of memory)
+%bcond_without lcd             # use own LCD filtering instead of freetype's
 #
 Summary:       Cairo - multi-platform 2D graphics library
 Summary(pl.UTF-8):     Cairo - wieloplatformowa biblioteka graficzna 2D
 Name:          cairo
 Version:       1.2.6
-Release:       2
+Release:       3
 License:       LGPL v2.1 or MPL v1.1
 Group:         Libraries
 Source0:       http://cairographics.org/releases/%{name}-%{version}.tar.gz
 # Source0-md5: 487b3d7515752fe57f780d0fd707b01a
 Patch0:                %{name}-link.patch
+Patch1:                http://david.freetype.org/lcd/cairo-1.2.4-lcd-filter-1.patch
 URL:           http://cairographics.org/
 BuildRequires: autoconf >= 2.54
 BuildRequires: automake >= 1:1.7
 BuildRequires: fontconfig-devel
-BuildRequires: freetype-devel >= 1:2.1.10
+%{?with_lcd:BuildRequires:     freetype-devel >= 1:2.3.0}
+%{!?with_lcd:BuildRequires:    freetype-devel >= 1:2.1.10}
 %{?with_glitz:BuildRequires:   glitz-devel >= 0.5.1}
 %{?with_apidocs:BuildRequires: gtk-doc >= 1.3}
 BuildRequires: libpng-devel
@@ -117,6 +120,7 @@ Dokumentacja API Cairo.
 %prep
 %setup -q
 %patch0 -p1
+%{?with_lcd:%patch1 -p1}
 
 %build
 %{?with_apidocs:%{__gtkdocize}}
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