[PATCH v4 1/4] gdi32: Add helper functions to cache the glyph metrics.
Signed-off-by: Byeongsik Jeon <bsjeon(a)hanmail.net> --- dlls/gdi32/freetype.c | 77 ++++++++++++++++++++++++++++--------------- 1 file changed, 50 insertions(+), 27 deletions(-) diff --git a/dlls/gdi32/freetype.c b/dlls/gdi32/freetype.c index b21365d61e..f4cb5d5c27 100644 --- a/dlls/gdi32/freetype.c +++ b/dlls/gdi32/freetype.c @@ -4697,6 +4697,52 @@ static void free_font(GdiFont *font) HeapFree(GetProcessHeap(), 0, font); } +/* TODO: GGO format support */ +static BOOL get_cached_metrics( GdiFont *font, UINT index, GLYPHMETRICS *gm, ABC *abc ) +{ + UINT block = index / GM_BLOCK_SIZE; + UINT entry = index % GM_BLOCK_SIZE; + + if (block < font->gmsize && font->gm[block] && font->gm[block][entry].init) + { + *gm = font->gm[block][entry].gm; + *abc = font->gm[block][entry].abc; + + TRACE( "cached gm: %u, %u, %s, %d, %d abc: %d, %u, %d\n", + gm->gmBlackBoxX, gm->gmBlackBoxY, wine_dbgstr_point( &gm->gmptGlyphOrigin ), + gm->gmCellIncX, gm->gmCellIncY, abc->abcA, abc->abcB, abc->abcC ); + return TRUE; + } + + return FALSE; +} + +static void set_cached_metrics( GdiFont *font, UINT index, const GLYPHMETRICS *gm, const ABC *abc ) +{ + UINT block = index / GM_BLOCK_SIZE; + UINT entry = index % GM_BLOCK_SIZE; + + if (block >= font->gmsize) + { + GM **ptr = HeapReAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, + font->gm, (block + 1) * sizeof(GM *) ); + if (!ptr) return; + + font->gmsize = block + 1; + font->gm = ptr; + } + + if (!font->gm[block]) + { + font->gm[block] = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, + sizeof(GM) * GM_BLOCK_SIZE ); + if (!font->gm[block]) return; + } + + font->gm[block][entry].gm = *gm; + font->gm[block][entry].abc = *abc; + font->gm[block][entry].init = TRUE; +} static DWORD get_font_data( GdiFont *font, DWORD table, DWORD offset, LPVOID buf, DWORD cbData) { @@ -7063,7 +7109,6 @@ static DWORD get_glyph_outline(GdiFont *incoming_font, UINT glyph, UINT format, BOOL needsTransform = FALSE; BOOL tategaki = (font->name[0] == '@'); BOOL vertical_metrics; - UINT original_index; TRACE("%p, %04x, %08x, %p, %08x, %p, %p\n", font, glyph, format, lpgm, buflen, buf, lpmat); @@ -7080,7 +7125,6 @@ static DWORD get_glyph_outline(GdiFont *incoming_font, UINT glyph, UINT format, TRACE("translate glyph index %04x -> %04x\n", glyph, glyph_index); } else glyph_index = glyph; - original_index = glyph_index; format &= ~GGO_GLYPH_INDEX; /* TODO: Window also turns off tategaki for glyphs passed in by index if their unicode code points fall outside of the range that is @@ -7089,32 +7133,15 @@ static DWORD get_glyph_outline(GdiFont *incoming_font, UINT glyph, UINT format, BOOL vert; get_glyph_index_linked(incoming_font, glyph, &font, &glyph_index, &vert); ft_face = font->ft_face; - original_index = glyph_index; if (!vert && tategaki) tategaki = check_unicode_tategaki(glyph); } format &= ~GGO_UNHINTED; - if(original_index >= font->gmsize * GM_BLOCK_SIZE) { - font->gmsize = (original_index / GM_BLOCK_SIZE + 1); - font->gm = HeapReAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, font->gm, - font->gmsize * sizeof(GM*)); - } else { - if (format == GGO_METRICS && font->gm[original_index / GM_BLOCK_SIZE] != NULL && - FONT_GM(font,original_index)->init && is_identity_MAT2(lpmat)) - { - *lpgm = FONT_GM(font,original_index)->gm; - *abc = FONT_GM(font,original_index)->abc; - TRACE("cached: %u,%u,%s,%d,%d\n", lpgm->gmBlackBoxX, lpgm->gmBlackBoxY, - wine_dbgstr_point(&lpgm->gmptGlyphOrigin), - lpgm->gmCellIncX, lpgm->gmCellIncY); - return 1; /* FIXME */ - } - } - - if (!font->gm[original_index / GM_BLOCK_SIZE]) - font->gm[original_index / GM_BLOCK_SIZE] = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY, sizeof(GM) * GM_BLOCK_SIZE); + if (format == GGO_METRICS && is_identity_MAT2(lpmat) && + get_cached_metrics( font, glyph_index, lpgm, abc )) + return 1; /* FIXME */ needsTransform = get_transform_matrices( font, tategaki, lpmat, matrices ); @@ -7254,11 +7281,7 @@ static DWORD get_glyph_outline(GdiFont *incoming_font, UINT glyph, UINT format, if ((format == GGO_METRICS || format == GGO_BITMAP || format == WINE_GGO_GRAY16_BITMAP) && is_identity_MAT2(lpmat)) /* don't cache custom transforms */ - { - FONT_GM(font,original_index)->gm = gm; - FONT_GM(font,original_index)->abc = *abc; - FONT_GM(font,original_index)->init = TRUE; - } + set_cached_metrics( font, glyph_index, &gm, abc ); if(format == GGO_METRICS) { -- 2.20.1
Signed-off-by: Byeongsik Jeon <bsjeon(a)hanmail.net> --- dlls/gdi32/freetype.c | 252 ++++++++++++++++++++++++------------------ 1 file changed, 145 insertions(+), 107 deletions(-) diff --git a/dlls/gdi32/freetype.c b/dlls/gdi32/freetype.c index f4cb5d5c27..0c3c2fe9e7 100644 --- a/dlls/gdi32/freetype.c +++ b/dlls/gdi32/freetype.c @@ -6859,6 +6859,135 @@ static FT_Vector get_advance_metric(GdiFont *incoming_font, GdiFont *font, return adv; } +static FT_BBox get_transformed_bbox( const FT_Glyph_Metrics *metrics, + BOOL needs_transform, const FT_Matrix metrices[3] ) +{ + FT_BBox bbox = { 0, 0, 0, 0 }; + + if (!needs_transform) + { + bbox.xMin = (metrics->horiBearingX) & -64; + bbox.xMax = (metrics->horiBearingX + metrics->width + 63) & -64; + bbox.yMax = (metrics->horiBearingY + 63) & -64; + bbox.yMin = (metrics->horiBearingY - metrics->height) & -64; + } + else + { + FT_Vector vec; + INT xc, yc; + + for (xc = 0; xc < 2; xc++) + { + for (yc = 0; yc < 2; yc++) + { + vec.x = metrics->horiBearingX + xc * metrics->width; + vec.y = metrics->horiBearingY - yc * metrics->height; + TRACE( "Vec %ld,i %ld\n", vec.x, vec.y ); + pFT_Vector_Transform( &vec, &metrices[matrix_vert] ); + if (xc == 0 && yc == 0) + { + bbox.xMin = bbox.xMax = vec.x; + bbox.yMin = bbox.yMax = vec.y; + } + else + { + if (vec.x < bbox.xMin) bbox.xMin = vec.x; + else if (vec.x > bbox.xMax) bbox.xMax = vec.x; + if (vec.y < bbox.yMin) bbox.yMin = vec.y; + else if (vec.y > bbox.yMax) bbox.yMax = vec.y; + } + } + } + bbox.xMin = bbox.xMin & -64; + bbox.xMax = (bbox.xMax + 63) & -64; + bbox.yMin = bbox.yMin & -64; + bbox.yMax = (bbox.yMax + 63) & -64; + TRACE( "transformed box: (%ld, %ld - %ld, %ld)\n", bbox.xMin, bbox.yMax, bbox.xMax, bbox.yMin ); + } + + return bbox; +} + +static void compute_metrics( GdiFont *incoming_font, GdiFont *font, + FT_BBox bbox, const FT_Glyph_Metrics *metrics, + BOOL vertical, BOOL vertical_metrics, + BOOL needs_transform, const FT_Matrix matrices[3], + GLYPHMETRICS *gm, ABC *abc ) +{ + FT_Vector adv, vec, origin; + + if (!needs_transform) + { + adv = get_advance_metric( incoming_font, font, metrics, NULL, vertical_metrics ); + gm->gmCellIncX = adv.x >> 6; + gm->gmCellIncY = 0; + origin.x = bbox.xMin; + origin.y = bbox.yMax; + abc->abcA = origin.x >> 6; + abc->abcB = (metrics->width + 63) >> 6; + } + else + { + FT_Pos lsb; + + if (vertical && (font->potm || get_outline_text_metrics( font ))) + { + if (vertical_metrics) + lsb = metrics->horiBearingY + metrics->vertBearingY; + else + lsb = metrics->vertAdvance + (font->potm->otmDescent << 6); + vec.x = lsb; + vec.y = font->potm->otmDescent << 6; + TRACE( "Vec %ld,%ld\n", vec.x>>6, vec.y>>6 ); + pFT_Vector_Transform( &vec, &matrices[matrix_hori] ); + origin.x = (vec.x + bbox.xMin) & -64; + origin.y = (vec.y + bbox.yMax + 63) & -64; + lsb -= metrics->horiBearingY; + } + else + { + origin.x = bbox.xMin; + origin.y = bbox.yMax; + lsb = metrics->horiBearingX; + } + + adv = get_advance_metric( incoming_font, font, metrics, &matrices[matrix_hori], + vertical_metrics ); + gm->gmCellIncX = adv.x >> 6; + gm->gmCellIncY = adv.y >> 6; + + adv = get_advance_metric( incoming_font, font, metrics, &matrices[matrix_unrotated], + vertical_metrics ); + adv.x = pFT_Vector_Length( &adv ); + adv.y = 0; + + vec.x = lsb; + vec.y = 0; + pFT_Vector_Transform( &vec, &matrices[matrix_unrotated] ); + if (lsb > 0) abc->abcA = pFT_Vector_Length( &vec ) >> 6; + else abc->abcA = -((pFT_Vector_Length( &vec ) + 63) >> 6); + + /* We use lsb again to avoid rounding errors */ + vec.x = lsb + (vertical ? metrics->height : metrics->width); + vec.y = 0; + pFT_Vector_Transform( &vec, &matrices[matrix_unrotated] ); + abc->abcB = ((pFT_Vector_Length( &vec ) + 63) >> 6) - abc->abcA; + } + if (!abc->abcB) abc->abcB = 1; + abc->abcC = (adv.x >> 6) - abc->abcA - abc->abcB; + + gm->gmptGlyphOrigin.x = origin.x >> 6; + gm->gmptGlyphOrigin.y = origin.y >> 6; + gm->gmBlackBoxX = (bbox.xMax - bbox.xMin) >> 6; + gm->gmBlackBoxY = (bbox.yMax - bbox.yMin) >> 6; + if (!gm->gmBlackBoxX) gm->gmBlackBoxX = 1; + if (!gm->gmBlackBoxY) gm->gmBlackBoxY = 1; + + TRACE( "gm: %u, %u, %s, %d, %d abc %d, %u, %d\n", + gm->gmBlackBoxX, gm->gmBlackBoxY, wine_dbgstr_point(&gm->gmptGlyphOrigin), + gm->gmCellIncX, gm->gmCellIncY, abc->abcA, abc->abcB, abc->abcC ); +} + static unsigned int get_native_glyph_outline(FT_Outline *outline, unsigned int buflen, char *buf) { TTPOLYGONHEADER *pph; @@ -7101,9 +7230,7 @@ static DWORD get_glyph_outline(GdiFont *incoming_font, UINT glyph, UINT format, DWORD width, height, pitch, needed = 0; FT_Bitmap ft_bitmap; FT_Error err; - INT left, right, top = 0, bottom = 0; - FT_Vector adv; - INT origin_x = 0, origin_y = 0; + FT_BBox bbox; FT_Int load_flags = get_load_flags(format); FT_Matrix matrices[3]; BOOL needsTransform = FALSE; @@ -7173,8 +7300,8 @@ static DWORD get_glyph_outline(GdiFont *incoming_font, UINT glyph, UINT format, if(incoming_font->potm || get_outline_text_metrics(incoming_font) || get_bitmap_text_metrics(incoming_font)) { TEXTMETRICW *ptm = &incoming_font->potm->otmTextMetrics; - top = min( metrics.horiBearingY, ptm->tmAscent << 6 ); - bottom = max( metrics.horiBearingY - metrics.height, -(ptm->tmDescent << 6) ); + INT top = min( metrics.horiBearingY, ptm->tmAscent << 6 ); + INT bottom = max( metrics.horiBearingY - metrics.height, -(ptm->tmDescent << 6) ); metrics.horiBearingY = top; metrics.height = top - bottom; @@ -7182,102 +7309,10 @@ static DWORD get_glyph_outline(GdiFont *incoming_font, UINT glyph, UINT format, /* metrics.width = min( metrics.width, ptm->tmMaxCharWidth << 6 ); */ } - if(!needsTransform) { - left = (INT)(metrics.horiBearingX) & -64; - right = (INT)((metrics.horiBearingX + metrics.width) + 63) & -64; - top = (metrics.horiBearingY + 63) & -64; - bottom = (metrics.horiBearingY - metrics.height) & -64; - adv = get_advance_metric(incoming_font, font, &metrics, NULL, vertical_metrics); - gm.gmCellIncX = adv.x >> 6; - gm.gmCellIncY = 0; - origin_x = left; - origin_y = top; - abc->abcA = origin_x >> 6; - abc->abcB = (metrics.width + 63) >> 6; - } else { - INT xc, yc; - FT_Vector vec; - FT_Pos lsb; - - left = right = 0; - - for(xc = 0; xc < 2; xc++) { - for(yc = 0; yc < 2; yc++) { - vec.x = metrics.horiBearingX + xc * metrics.width; - vec.y = metrics.horiBearingY - yc * metrics.height; - TRACE("Vec %ld,%ld\n", vec.x, vec.y); - pFT_Vector_Transform( &vec, &matrices[matrix_vert] ); - if(xc == 0 && yc == 0) { - left = right = vec.x; - top = bottom = vec.y; - } else { - if(vec.x < left) left = vec.x; - else if(vec.x > right) right = vec.x; - if(vec.y < bottom) bottom = vec.y; - else if(vec.y > top) top = vec.y; - } - } - } - left = left & -64; - right = (right + 63) & -64; - bottom = bottom & -64; - top = (top + 63) & -64; - - if (tategaki && (font->potm || get_outline_text_metrics(font))) - { - if (vertical_metrics) - lsb = metrics.horiBearingY + metrics.vertBearingY; - else - lsb = metrics.vertAdvance + (font->potm->otmDescent << 6); - vec.x = lsb; - vec.y = font->potm->otmDescent << 6; - TRACE ("Vec %ld,%ld\n", vec.x>>6, vec.y>>6); - pFT_Vector_Transform( &vec, &matrices[matrix_hori] ); - origin_x = (vec.x + left) & -64; - origin_y = (vec.y + top + 63) & -64; - lsb -= metrics.horiBearingY; - } - else - { - origin_x = left; - origin_y = top; - lsb = metrics.horiBearingX; - } - - TRACE("transformed box: (%d,%d - %d,%d)\n", left, top, right, bottom); - adv = get_advance_metric(incoming_font, font, &metrics, &matrices[matrix_hori], vertical_metrics); - gm.gmCellIncX = adv.x >> 6; - gm.gmCellIncY = adv.y >> 6; - - adv = get_advance_metric(incoming_font, font, &metrics, &matrices[matrix_unrotated], vertical_metrics); - adv.x = pFT_Vector_Length(&adv); - adv.y = 0; - - vec.x = lsb; - vec.y = 0; - pFT_Vector_Transform( &vec, &matrices[matrix_unrotated] ); - if(lsb > 0) abc->abcA = pFT_Vector_Length(&vec) >> 6; - else abc->abcA = -((pFT_Vector_Length(&vec) + 63) >> 6); - - /* We use lsb again to avoid rounding errors */ - vec.x = lsb + (tategaki ? metrics.height : metrics.width); - vec.y = 0; - pFT_Vector_Transform( &vec, &matrices[matrix_unrotated] ); - abc->abcB = ((pFT_Vector_Length(&vec) + 63) >> 6) - abc->abcA; - } - - width = (right - left) >> 6; - height = (top - bottom) >> 6; - gm.gmBlackBoxX = width ? width : 1; - gm.gmBlackBoxY = height ? height : 1; - gm.gmptGlyphOrigin.x = origin_x >> 6; - gm.gmptGlyphOrigin.y = origin_y >> 6; - if (!abc->abcB) abc->abcB = 1; - abc->abcC = (adv.x >> 6) - abc->abcA - abc->abcB; - - TRACE("%u,%u,%s,%d,%d\n", gm.gmBlackBoxX, gm.gmBlackBoxY, - wine_dbgstr_point(&gm.gmptGlyphOrigin), - gm.gmCellIncX, gm.gmCellIncY); + bbox = get_transformed_bbox( &metrics, needsTransform, matrices ); + compute_metrics( incoming_font, font, bbox, &metrics, + tategaki, vertical_metrics, needsTransform, matrices, + &gm, abc ); if ((format == GGO_METRICS || format == GGO_BITMAP || format == WINE_GGO_GRAY16_BITMAP) && is_identity_MAT2(lpmat)) /* don't cache custom transforms */ @@ -7296,6 +7331,9 @@ static DWORD get_glyph_outline(GdiFont *incoming_font, UINT glyph, UINT format, return GDI_ERROR; } + width = (bbox.xMax - bbox.xMin ) >> 6; + height = (bbox.yMax - bbox.yMin ) >> 6; + switch(format) { case GGO_BITMAP: pitch = ((width + 31) >> 5) << 2; @@ -7340,7 +7378,7 @@ static DWORD get_glyph_outline(GdiFont *incoming_font, UINT glyph, UINT format, if(needsTransform) pFT_Outline_Transform( &ft_face->glyph->outline, &matrices[matrix_vert] ); - pFT_Outline_Translate(&ft_face->glyph->outline, -left, -bottom ); + pFT_Outline_Translate(&ft_face->glyph->outline, -bbox.xMin, -bbox.yMin ); /* Note: FreeType will only set 'black' bits for us. */ memset(buf, 0, needed); @@ -7401,7 +7439,7 @@ static DWORD get_glyph_outline(GdiFont *incoming_font, UINT glyph, UINT format, if(needsTransform) pFT_Outline_Transform( &ft_face->glyph->outline, &matrices[matrix_vert] ); - pFT_Outline_Translate(&ft_face->glyph->outline, -left, -bottom ); + pFT_Outline_Translate(&ft_face->glyph->outline, -bbox.xMin, -bbox.yMin ); memset(ft_bitmap.buffer, 0, buflen); @@ -7492,13 +7530,13 @@ static DWORD get_glyph_outline(GdiFont *incoming_font, UINT glyph, UINT format, { gm.gmBlackBoxX += 2; gm.gmptGlyphOrigin.x -= 1; - left -= (1 << 6); + bbox.xMin -= (1 << 6); } else { gm.gmBlackBoxY += 2; gm.gmptGlyphOrigin.y += 1; - top += (1 << 6); + bbox.yMax += (1 << 6); } width = gm.gmBlackBoxX; @@ -7540,7 +7578,7 @@ static DWORD get_glyph_outline(GdiFont *incoming_font, UINT glyph, UINT format, vmul = 3; } - x_shift = ft_face->glyph->bitmap_left - (left >> 6); + x_shift = ft_face->glyph->bitmap_left - (bbox.xMin >> 6); if ( x_shift < 0 ) { src += hmul * -x_shift; @@ -7552,7 +7590,7 @@ static DWORD get_glyph_outline(GdiFont *incoming_font, UINT glyph, UINT format, width -= x_shift; } - y_shift = (top >> 6) - ft_face->glyph->bitmap_top; + y_shift = (bbox.yMax >> 6) - ft_face->glyph->bitmap_top; if ( y_shift < 0 ) { src += src_pitch * vmul * -y_shift; -- 2.20.1
Signed-off-by: Huw Davies <huw(a)codeweavers.com>
Signed-off-by: Byeongsik Jeon <bsjeon(a)hanmail.net> --- dlls/gdi32/freetype.c | 600 ++++++++++++++++++++++-------------------- 1 file changed, 309 insertions(+), 291 deletions(-) diff --git a/dlls/gdi32/freetype.c b/dlls/gdi32/freetype.c index 0c3c2fe9e7..67229dd37a 100644 --- a/dlls/gdi32/freetype.c +++ b/dlls/gdi32/freetype.c @@ -6988,6 +6988,302 @@ static void compute_metrics( GdiFont *incoming_font, GdiFont *font, gm->gmCellIncX, gm->gmCellIncY, abc->abcA, abc->abcB, abc->abcC ); } + +static const BYTE masks[8] = {0x80, 0x40, 0x20, 0x10, 0x08, 0x04, 0x02, 0x01}; + +static DWORD get_mono_glyph_bitmap( FT_GlyphSlot glyph, FT_BBox bbox, + BOOL fake_bold, BOOL needs_transform, FT_Matrix matrices[3], + DWORD buflen, BYTE *buf ) +{ + DWORD width = (bbox.xMax - bbox.xMin ) >> 6; + DWORD height = (bbox.yMax - bbox.yMin ) >> 6; + DWORD pitch = ((width + 31) >> 5) << 2; + DWORD needed = pitch * height; + FT_Bitmap ft_bitmap; + BYTE *src, *dst; + INT w, h, x; + + if (!buf || !buflen) return needed; + if (!needed) return GDI_ERROR; /* empty glyph */ + if (needed > buflen) return GDI_ERROR; + + switch (glyph->format) + { + case FT_GLYPH_FORMAT_BITMAP: + src = glyph->bitmap.buffer; + dst = buf; + w = min( pitch, (glyph->bitmap.width + 7) >> 3 ); + h = min( height, glyph->bitmap.rows ); + while (h--) + { + if (!fake_bold) + memcpy( dst, src, w ); + else + { + dst[0] = 0; + for (x = 0; x < w; x++) + { + dst[x] = (dst[x] & 0x80) | (src[x] >> 1) | src[x]; + if (x + 1 < pitch) + dst[x + 1] = (src[x] & 0x01) << 7; + } + } + src += glyph->bitmap.pitch; + dst += pitch; + } + break; + + case FT_GLYPH_FORMAT_OUTLINE: + ft_bitmap.width = width; + ft_bitmap.rows = height; + ft_bitmap.pitch = pitch; + ft_bitmap.pixel_mode = FT_PIXEL_MODE_MONO; + ft_bitmap.buffer = buf; + + if (needs_transform) + pFT_Outline_Transform( &glyph->outline, &matrices[matrix_vert] ); + pFT_Outline_Translate( &glyph->outline, -bbox.xMin, -bbox.yMin ); + + /* Note: FreeType will only set 'black' bits for us. */ + memset( buf, 0, buflen ); + pFT_Outline_Get_Bitmap( library, &glyph->outline, &ft_bitmap ); + break; + + default: + FIXME( "loaded glyph format %x\n", glyph->format ); + return GDI_ERROR; + } + + return needed; +} + +static DWORD get_antialias_glyph_bitmap( FT_GlyphSlot glyph, FT_BBox bbox, UINT format, + BOOL fake_bold, BOOL needs_transform, FT_Matrix matrices[3], + DWORD buflen, BYTE *buf ) +{ + DWORD width = (bbox.xMax - bbox.xMin ) >> 6; + DWORD height = (bbox.yMax - bbox.yMin ) >> 6; + DWORD pitch = (width + 3) / 4 * 4; + DWORD needed = pitch * height; + FT_Bitmap ft_bitmap; + INT w, h, x, max_level; + BYTE *src, *dst; + + if (!buf || !buflen) return needed; + if (!needed) return GDI_ERROR; /* empty glyph */ + if (needed > buflen) return GDI_ERROR; + + max_level = get_max_level( format ); + + switch (glyph->format) + { + case FT_GLYPH_FORMAT_BITMAP: + src = glyph->bitmap.buffer; + dst = buf; + memset( buf, 0, buflen ); + + w = min( pitch, glyph->bitmap.width ); + h = min( height, glyph->bitmap.rows ); + while (h--) + { + for (x = 0; x < w; x++) + { + if (src[x / 8] & masks[x % 8]) + { + dst[x] = max_level; + if (fake_bold && x + 1 < pitch) dst[x + 1] = max_level; + } + } + src += glyph->bitmap.pitch; + dst += pitch; + } + break; + + case FT_GLYPH_FORMAT_OUTLINE: + ft_bitmap.width = width; + ft_bitmap.rows = height; + ft_bitmap.pitch = pitch; + ft_bitmap.pixel_mode = FT_PIXEL_MODE_GRAY; + ft_bitmap.buffer = buf; + + if (needs_transform) + pFT_Outline_Transform( &glyph->outline, &matrices[matrix_vert] ); + pFT_Outline_Translate( &glyph->outline, -bbox.xMin, -bbox.yMin ); + + memset( buf, 0, buflen ); + pFT_Outline_Get_Bitmap( library, &glyph->outline, &ft_bitmap ); + + if (max_level != 255) + { + INT row, col; + BYTE *ptr, *start; + + for (row = 0, start = buf; row < height; row++) + { + for (col = 0, ptr = start; col < width; col++, ptr++) + *ptr = (((int)*ptr) * (max_level + 1)) / 256; + start += pitch; + } + } + break; + + default: + FIXME("loaded glyph format %x\n", glyph->format); + return GDI_ERROR; + } + + return needed; +} + +static DWORD get_subpixel_glyph_bitmap( FT_GlyphSlot glyph, FT_BBox bbox, UINT format, + BOOL fake_bold, BOOL needs_transform, FT_Matrix matrices[3], + GLYPHMETRICS *gm, DWORD buflen, BYTE *buf ) +{ + DWORD width = (bbox.xMax - bbox.xMin ) >> 6; + DWORD height = (bbox.yMax - bbox.yMin ) >> 6; + DWORD pitch, needed = 0; + BYTE *src, *dst; + INT w, h, x; + + switch (glyph->format) + { + case FT_GLYPH_FORMAT_BITMAP: + pitch = width * 4; + needed = pitch * height; + + if (!buf || !buflen) break; + if (!needed) return GDI_ERROR; /* empty glyph */ + if (needed > buflen) return GDI_ERROR; + + src = glyph->bitmap.buffer; + dst = buf; + memset( buf, 0, buflen ); + + w = min( width, glyph->bitmap.width ); + h = min( height, glyph->bitmap.rows ); + while (h--) + { + for (x = 0; x < w; x++) + { + if ( src[x / 8] & masks[x % 8] ) + { + ((unsigned int *)dst)[x] = ~0u; + if (fake_bold && x + 1 < width) ((unsigned int *)dst)[x + 1] = ~0u; + } + } + src += glyph->bitmap.pitch; + dst += pitch; + } + break; + + case FT_GLYPH_FORMAT_OUTLINE: + { + INT src_pitch, src_width, src_height, x_shift, y_shift; + INT sub_stride, hmul, vmul; + const INT *sub_order; + const INT rgb_order[3] = { 0, 1, 2 }; + const INT bgr_order[3] = { 2, 1, 0 }; + FT_Render_Mode render_mode = + (format == WINE_GGO_HRGB_BITMAP || + format == WINE_GGO_HBGR_BITMAP) ? FT_RENDER_MODE_LCD : FT_RENDER_MODE_LCD_V; + + if (!width || !height) /* empty glyph */ + { + if (!buf || !buflen) break; + return GDI_ERROR; + } + + if ( render_mode == FT_RENDER_MODE_LCD) + { + gm->gmBlackBoxX += 2; + gm->gmptGlyphOrigin.x -= 1; + bbox.xMin -= (1 << 6); + } + else + { + gm->gmBlackBoxY += 2; + gm->gmptGlyphOrigin.y += 1; + bbox.yMax += (1 << 6); + } + + width = gm->gmBlackBoxX; + height = gm->gmBlackBoxY; + pitch = width * 4; + needed = pitch * height; + + if (!buf || !buflen) return needed; + if (needed > buflen) return GDI_ERROR; + + if (needs_transform) + pFT_Outline_Transform( &glyph->outline, &matrices[matrix_vert] ); + +#ifdef FT_LCD_FILTER_H + if (pFT_Library_SetLcdFilter) + pFT_Library_SetLcdFilter( library, FT_LCD_FILTER_DEFAULT ); +#endif + pFT_Render_Glyph( glyph, render_mode ); + + src_pitch = glyph->bitmap.pitch; + src_width = glyph->bitmap.width; + src_height = glyph->bitmap.rows; + src = glyph->bitmap.buffer; + dst = buf; + memset( buf, 0, buflen ); + + sub_order = (format == WINE_GGO_HRGB_BITMAP || + format == WINE_GGO_VRGB_BITMAP) ? rgb_order : bgr_order; + sub_stride = render_mode == FT_RENDER_MODE_LCD ? 1 : src_pitch; + hmul = render_mode == FT_RENDER_MODE_LCD ? 3 : 1; + vmul = render_mode == FT_RENDER_MODE_LCD ? 1 : 3; + + x_shift = glyph->bitmap_left - (bbox.xMin >> 6); + if ( x_shift < 0 ) + { + src += hmul * -x_shift; + src_width -= hmul * -x_shift; + } + else if ( x_shift > 0 ) + { + dst += x_shift * sizeof(unsigned int); + width -= x_shift; + } + + y_shift = (bbox.yMax >> 6) - glyph->bitmap_top; + if ( y_shift < 0 ) + { + src += src_pitch * vmul * -y_shift; + src_height -= vmul * -y_shift; + } + else if ( y_shift > 0 ) + { + dst += y_shift * pitch; + height -= y_shift; + } + + w = min( width, src_width / hmul ); + h = min( height, src_height / vmul ); + while (h--) + { + for (x = 0; x < w; x++) + { + ((unsigned int *)dst)[x] = + ((unsigned int)src[hmul * x + sub_stride * sub_order[0]] << 16) | + ((unsigned int)src[hmul * x + sub_stride * sub_order[1]] << 8) | + ((unsigned int)src[hmul * x + sub_stride * sub_order[2]]); + } + src += src_pitch * vmul; + dst += pitch; + } + break; + } + default: + FIXME ( "loaded glyph format %x\n", glyph->format ); + return GDI_ERROR; + } + + return needed; +} + static unsigned int get_native_glyph_outline(FT_Outline *outline, unsigned int buflen, char *buf) { TTPOLYGONHEADER *pph; @@ -7216,8 +7512,6 @@ static FT_Int get_load_flags( UINT format ) return load_flags; } -static const BYTE masks[8] = {0x80, 0x40, 0x20, 0x10, 0x08, 0x04, 0x02, 0x01}; - static DWORD get_glyph_outline(GdiFont *incoming_font, UINT glyph, UINT format, LPGLYPHMETRICS lpgm, ABC *abc, DWORD buflen, LPVOID buf, const MAT2* lpmat) @@ -7227,8 +7521,7 @@ static DWORD get_glyph_outline(GdiFont *incoming_font, UINT glyph, UINT format, GdiFont *font = incoming_font; FT_Glyph_Metrics metrics; FT_UInt glyph_index; - DWORD width, height, pitch, needed = 0; - FT_Bitmap ft_bitmap; + DWORD needed = 0; FT_Error err; FT_BBox bbox; FT_Int load_flags = get_load_flags(format); @@ -7331,305 +7624,28 @@ static DWORD get_glyph_outline(GdiFont *incoming_font, UINT glyph, UINT format, return GDI_ERROR; } - width = (bbox.xMax - bbox.xMin ) >> 6; - height = (bbox.yMax - bbox.yMin ) >> 6; - - switch(format) { + switch (format) + { case GGO_BITMAP: - pitch = ((width + 31) >> 5) << 2; - needed = pitch * height; - - if(!buf || !buflen) break; - if (!needed) return GDI_ERROR; /* empty glyph */ - if (needed > buflen) - return GDI_ERROR; - - switch(ft_face->glyph->format) { - case ft_glyph_format_bitmap: - { - BYTE *src = ft_face->glyph->bitmap.buffer, *dst = buf; - INT w = min( pitch, (ft_face->glyph->bitmap.width + 7) >> 3 ); - INT h = min( height, ft_face->glyph->bitmap.rows ); - while(h--) { - if (!font->fake_bold) - memcpy(dst, src, w); - else { - INT x; - dst[0] = 0; - for (x = 0; x < w; x++) { - dst[x ] = (dst[x] & 0x80) | (src[x] >> 1) | src[x]; - if (x+1 < pitch) - dst[x+1] = (src[x] & 0x01) << 7; - } - } - src += ft_face->glyph->bitmap.pitch; - dst += pitch; - } - break; - } - - case ft_glyph_format_outline: - ft_bitmap.width = width; - ft_bitmap.rows = height; - ft_bitmap.pitch = pitch; - ft_bitmap.pixel_mode = ft_pixel_mode_mono; - ft_bitmap.buffer = buf; - - if(needsTransform) - pFT_Outline_Transform( &ft_face->glyph->outline, &matrices[matrix_vert] ); - - pFT_Outline_Translate(&ft_face->glyph->outline, -bbox.xMin, -bbox.yMin ); - - /* Note: FreeType will only set 'black' bits for us. */ - memset(buf, 0, needed); - pFT_Outline_Get_Bitmap(library, &ft_face->glyph->outline, &ft_bitmap); - break; - - default: - FIXME("loaded glyph format %x\n", ft_face->glyph->format); - return GDI_ERROR; - } - break; + needed = get_mono_glyph_bitmap( ft_face->glyph, bbox, font->fake_bold, + needsTransform, matrices, buflen, buf ); + break; case GGO_GRAY2_BITMAP: case GGO_GRAY4_BITMAP: case GGO_GRAY8_BITMAP: case WINE_GGO_GRAY16_BITMAP: - { - unsigned int max_level, row, col; - BYTE *start, *ptr; - - pitch = (width + 3) / 4 * 4; - needed = pitch * height; - - if(!buf || !buflen) break; - if (!needed) return GDI_ERROR; /* empty glyph */ - if (needed > buflen) - return GDI_ERROR; - - max_level = get_max_level( format ); - - switch(ft_face->glyph->format) { - case ft_glyph_format_bitmap: - { - BYTE *src = ft_face->glyph->bitmap.buffer, *dst = buf; - INT h = min( height, ft_face->glyph->bitmap.rows ); - INT x; - memset( buf, 0, needed ); - while(h--) { - for(x = 0; x < pitch && x < ft_face->glyph->bitmap.width; x++) { - if (src[x / 8] & masks[x % 8]) { - dst[x] = max_level; - if (font->fake_bold && x+1 < pitch) dst[x+1] = max_level; - } - } - src += ft_face->glyph->bitmap.pitch; - dst += pitch; - } - break; - } - case ft_glyph_format_outline: - { - ft_bitmap.width = width; - ft_bitmap.rows = height; - ft_bitmap.pitch = pitch; - ft_bitmap.pixel_mode = ft_pixel_mode_grays; - ft_bitmap.buffer = buf; - - if(needsTransform) - pFT_Outline_Transform( &ft_face->glyph->outline, &matrices[matrix_vert] ); - - pFT_Outline_Translate(&ft_face->glyph->outline, -bbox.xMin, -bbox.yMin ); - - memset(ft_bitmap.buffer, 0, buflen); - - pFT_Outline_Get_Bitmap(library, &ft_face->glyph->outline, &ft_bitmap); - - if (max_level != 255) - { - for (row = 0, start = buf; row < height; row++) - { - for (col = 0, ptr = start; col < width; col++, ptr++) - *ptr = (((int)*ptr) * (max_level + 1)) / 256; - start += pitch; - } - } - break; - } - - default: - FIXME("loaded glyph format %x\n", ft_face->glyph->format); - return GDI_ERROR; - } + needed = get_antialias_glyph_bitmap( ft_face->glyph, bbox, format, font->fake_bold, + needsTransform, matrices, buflen, buf ); break; - } case WINE_GGO_HRGB_BITMAP: case WINE_GGO_HBGR_BITMAP: case WINE_GGO_VRGB_BITMAP: case WINE_GGO_VBGR_BITMAP: - { - switch (ft_face->glyph->format) - { - case FT_GLYPH_FORMAT_BITMAP: - { - BYTE *src, *dst; - INT src_pitch, x; - - pitch = width * 4; - needed = pitch * height; - - if (!buf || !buflen) break; - if (!needed) return GDI_ERROR; /* empty glyph */ - if (needed > buflen) - return GDI_ERROR; - - memset(buf, 0, buflen); - dst = buf; - src = ft_face->glyph->bitmap.buffer; - src_pitch = ft_face->glyph->bitmap.pitch; - - height = min( height, ft_face->glyph->bitmap.rows ); - while ( height-- ) - { - for (x = 0; x < width && x < ft_face->glyph->bitmap.width; x++) - { - if ( src[x / 8] & masks[x % 8] ) - { - ((unsigned int *)dst)[x] = ~0u; - if (font->fake_bold && x+1 < width) ((unsigned int *)dst)[x+1] = ~0u; - } - } - src += src_pitch; - dst += pitch; - } - - break; - } - - case FT_GLYPH_FORMAT_OUTLINE: - { - unsigned int *dst; - BYTE *src; - INT x, src_pitch, src_width, src_height, rgb_interval, hmul, vmul; - INT x_shift, y_shift; - const INT *sub_order; - const INT rgb_order[3] = { 0, 1, 2 }; - const INT bgr_order[3] = { 2, 1, 0 }; - FT_Render_Mode render_mode = - (format == WINE_GGO_HRGB_BITMAP || format == WINE_GGO_HBGR_BITMAP)? - FT_RENDER_MODE_LCD: FT_RENDER_MODE_LCD_V; - - if (!width || !height) - { - if (!buf || !buflen) break; - return GDI_ERROR; - } - - if ( render_mode == FT_RENDER_MODE_LCD) - { - gm.gmBlackBoxX += 2; - gm.gmptGlyphOrigin.x -= 1; - bbox.xMin -= (1 << 6); - } - else - { - gm.gmBlackBoxY += 2; - gm.gmptGlyphOrigin.y += 1; - bbox.yMax += (1 << 6); - } - - width = gm.gmBlackBoxX; - height = gm.gmBlackBoxY; - pitch = width * 4; - needed = pitch * height; - - if (!buf || !buflen) break; - if (needed > buflen) - return GDI_ERROR; - - memset(buf, 0, buflen); - dst = buf; - - if ( needsTransform ) - pFT_Outline_Transform( &ft_face->glyph->outline, &matrices[matrix_vert] ); - -#ifdef FT_LCD_FILTER_H - if ( pFT_Library_SetLcdFilter ) - pFT_Library_SetLcdFilter( library, FT_LCD_FILTER_DEFAULT ); -#endif - pFT_Render_Glyph (ft_face->glyph, render_mode); - - src = ft_face->glyph->bitmap.buffer; - src_pitch = ft_face->glyph->bitmap.pitch; - src_width = ft_face->glyph->bitmap.width; - src_height = ft_face->glyph->bitmap.rows; - - if ( render_mode == FT_RENDER_MODE_LCD) - { - rgb_interval = 1; - hmul = 3; - vmul = 1; - } - else - { - rgb_interval = src_pitch; - hmul = 1; - vmul = 3; - } - - x_shift = ft_face->glyph->bitmap_left - (bbox.xMin >> 6); - if ( x_shift < 0 ) - { - src += hmul * -x_shift; - src_width -= hmul * -x_shift; - } - else if ( x_shift > 0 ) - { - dst += x_shift; - width -= x_shift; - } - - y_shift = (bbox.yMax >> 6) - ft_face->glyph->bitmap_top; - if ( y_shift < 0 ) - { - src += src_pitch * vmul * -y_shift; - src_height -= vmul * -y_shift; - } - else if ( y_shift > 0 ) - { - dst += y_shift * ( pitch / sizeof(*dst) ); - height -= y_shift; - } - - width = min( width, src_width / hmul ); - height = min( height, src_height / vmul ); - - sub_order = (format == WINE_GGO_HRGB_BITMAP || format == WINE_GGO_VRGB_BITMAP)? - rgb_order : bgr_order; - - while ( height-- ) - { - for ( x = 0; x < width; x++ ) - { - dst[x] = ((unsigned int)src[hmul * x + rgb_interval * sub_order[0]] << 16) | - ((unsigned int)src[hmul * x + rgb_interval * sub_order[1]] << 8) | - ((unsigned int)src[hmul * x + rgb_interval * sub_order[2]]); - } - src += src_pitch * vmul; - dst += pitch / sizeof(*dst); - } - - break; - } - - default: - FIXME ("loaded glyph format %x\n", ft_face->glyph->format); - return GDI_ERROR; - } - + needed = get_subpixel_glyph_bitmap( ft_face->glyph, bbox, format, font->fake_bold, + needsTransform, matrices, &gm, buflen, buf ); break; - } case GGO_NATIVE: { @@ -7673,7 +7689,9 @@ static DWORD get_glyph_outline(GdiFont *incoming_font, UINT glyph, UINT format, FIXME("Unsupported format %d\n", format); return GDI_ERROR; } - *lpgm = gm; + if (needed != GDI_ERROR) + *lpgm = gm; + return needed; } -- 2.20.1
Signed-off-by: Huw Davies <huw(a)codeweavers.com>
Signed-off-by: Byeongsik Jeon <bsjeon(a)hanmail.net> --- dlls/gdi32/freetype.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/dlls/gdi32/freetype.c b/dlls/gdi32/freetype.c index 67229dd37a..0fc41f3902 100644 --- a/dlls/gdi32/freetype.c +++ b/dlls/gdi32/freetype.c @@ -130,6 +130,7 @@ typedef struct } FT_Version_t; static FT_Version_t FT_Version; static DWORD FT_SimpleVersion; +#define FT_VERSION_VALUE(major, minor, patch) (((major) << 16) | ((minor) << 8) | (patch)) static void *ft_handle = NULL; @@ -1003,7 +1004,7 @@ static BOOL is_subpixel_rendering_enabled( void ) if (enabled == -1) { /* FreeType >= 2.8.1 offers LCD-optimezed rendering without lcd filters. */ - if (FT_SimpleVersion >= ((2 << 16) | (8 << 8) | (1 << 0))) + if (FT_SimpleVersion >= FT_VERSION_VALUE(2, 8, 1)) enabled = TRUE; #ifdef FT_LCD_FILTER_H else if (pFT_Library_SetLcdFilter && @@ -2188,7 +2189,7 @@ static FT_Face new_ft_face( const char *file, void *font_data_ptr, DWORD font_da } /* There are too many bugs in FreeType < 2.1.9 for bitmap font support */ - if (!FT_IS_SCALABLE( ft_face ) && FT_SimpleVersion < ((2 << 16) | (1 << 8) | (9 << 0))) + if (!FT_IS_SCALABLE( ft_face ) && FT_SimpleVersion < FT_VERSION_VALUE(2, 1, 9)) { WARN("FreeType version < 2.1.9, skipping bitmap font %s/%p\n", debugstr_a(file), font_data_ptr); goto fail; @@ -7568,7 +7569,7 @@ static DWORD get_glyph_outline(GdiFont *incoming_font, UINT glyph, UINT format, vertical_metrics = (tategaki && FT_HAS_VERTICAL(ft_face)); /* there is a freetype bug where vertical metrics are only properly scaled and correct in 2.4.0 or greater */ - if ((vertical_metrics) && (FT_Version.major < 2 || (FT_Version.major == 2 && FT_Version.minor < 4))) + if (vertical_metrics && FT_SimpleVersion < FT_VERSION_VALUE(2, 4, 0)) vertical_metrics = FALSE; if (needsTransform || format != GGO_BITMAP) load_flags |= FT_LOAD_NO_BITMAP; -- 2.20.1
Signed-off-by: Huw Davies <huw(a)codeweavers.com>
participants (2)
-
Byeongsik Jeon -
Huw Davies