From 05566ce7a7e1895a5b3ab2f9df2587dac63429e1 Mon Sep 17 00:00:00 2001 From: Kitty Barnett Date: Sun, 27 Oct 2019 16:41:38 +0200 Subject: Font debugging aid to dump descriptors + individual textures --- indra/llrender/llfontfreetype.cpp | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) (limited to 'indra/llrender/llfontfreetype.cpp') diff --git a/indra/llrender/llfontfreetype.cpp b/indra/llrender/llfontfreetype.cpp index c41730ebaa..78bc6ac433 100644 --- a/indra/llrender/llfontfreetype.cpp +++ b/indra/llrender/llfontfreetype.cpp @@ -40,8 +40,10 @@ #include FT_FREETYPE_H #endif +#include "lldir.h" #include "llerror.h" #include "llimage.h" +#include "llimagepng.h" //#include "llimagej2c.h" #include "llmath.h" // Linden math #include "llstring.h" @@ -657,6 +659,37 @@ const std::string &LLFontFreetype::getName() const return mName; } +static void dumpFontBitmap(const LLImageRaw* image_raw, const std::string& file_name) +{ + LLPointer tmpImage = new LLImagePNG(); + if ( (tmpImage->encode(image_raw, 0.0f)) && (tmpImage->save(gDirUtilp->getExpandedFilename(LL_PATH_LOGS, file_name))) ) + { + LL_INFOS("Font") << "Successfully saved " << file_name << LL_ENDL; + } + else + { + LL_WARNS("Font") << "Failed to save " << file_name << LL_ENDL; + } +} + +void LLFontFreetype::dumpFontBitmaps() const +{ + // Dump all the regular bitmaps + for (int idx = 0, cnt = mFontBitmapCachep->getNumBitmaps(); idx < cnt; idx++) + { + dumpFontBitmap(mFontBitmapCachep->getImageRaw(idx), llformat("%s_%d_%d_%d.png", mFTFace->family_name, (int)(mPointSize * 10), mStyle, idx)); + } + +// // Dump all the color bitmaps (if any) +// if (mFontColorBitmapCachep) +// { +// for (int idxBitmap = 0, cntBitmap = mFontColorBitmapCachep->getNumBitmaps(); idxBitmap < cntBitmap; idxBitmap++) +// { +// dumpFontBitmap(mFontColorBitmapCachep->getImageRaw(idxBitmap), llformat("%s_%d_%d_clr_%d.png", mFTFace->family_name, (int)mPointSize, mStyle, idxBitmap)); +// } +// } +} + const LLFontBitmapCache* LLFontFreetype::getFontBitmapCache() const { return mFontBitmapCachep; -- cgit v1.2.3 From 9cfdb278de30e4a22d5d38fd08305fd40a905d80 Mon Sep 17 00:00:00 2001 From: Kitty Barnett Date: Mon, 28 Oct 2019 23:40:41 +0200 Subject: Support for COLR/CPAL fonts --- indra/llrender/llfontfreetype.cpp | 148 ++++++++++++++++++++++++-------------- 1 file changed, 93 insertions(+), 55 deletions(-) (limited to 'indra/llrender/llfontfreetype.cpp') diff --git a/indra/llrender/llfontfreetype.cpp b/indra/llrender/llfontfreetype.cpp index 78bc6ac433..57154feeec 100644 --- a/indra/llrender/llfontfreetype.cpp +++ b/indra/llrender/llfontfreetype.cpp @@ -101,6 +101,7 @@ LLFontGlyphInfo::LLFontGlyphInfo(U32 index) mYBitmapOffset(0), // Offset to the origin in the bitmap mXBearing(0), // Distance from baseline to left in pixels mYBearing(0), // Distance from baseline to top in pixels + mBitmapType(EFontGlyphType::Grayscale), mBitmapNum(0) // Which bitmap in the bitmap cache contains this glyph { } @@ -159,7 +160,7 @@ void ft_close_cb(FT_Stream stream) { } #endif -BOOL LLFontFreetype::loadFace(const std::string& filename, F32 point_size, F32 vert_dpi, F32 horz_dpi, S32 components, BOOL is_fallback, S32 face_n) +BOOL LLFontFreetype::loadFace(const std::string& filename, F32 point_size, F32 vert_dpi, F32 horz_dpi, bool use_color, bool is_fallback, S32 face_n) { // Don't leak face objects. This is also needed to deal with // changed font file names. @@ -223,7 +224,7 @@ BOOL LLFontFreetype::loadFace(const std::string& filename, F32 point_size, F32 v S32 max_char_width = ll_round(0.5f + (x_max - x_min)); S32 max_char_height = ll_round(0.5f + (y_max - y_min)); - mFontBitmapCachep->init(components, max_char_width, max_char_height); + mFontBitmapCachep->init(max_char_width, max_char_height); claimMem(mFontBitmapCachep); @@ -236,7 +237,7 @@ BOOL LLFontFreetype::loadFace(const std::string& filename, F32 point_size, F32 v if (!mIsFallback) { // Add the default glyph - addGlyphFromFont(this, 0, 0); + addGlyphFromFont(this, 0, 0, EFontGlyphType::Grayscale); } mName = filename; @@ -447,7 +448,7 @@ LLFontGlyphInfo* LLFontFreetype::addGlyph(llwchar wch) const glyph_index = FT_Get_Char_Index((*iter)->mFTFace, wch); if (glyph_index) { - return addGlyphFromFont(*iter, wch, glyph_index); + return addGlyphFromFont(*iter, wch, glyph_index, EFontGlyphType::Color); } } } @@ -455,29 +456,43 @@ LLFontGlyphInfo* LLFontFreetype::addGlyph(llwchar wch) const char_glyph_info_map_t::iterator iter = mCharGlyphInfoMap.find(wch); if (iter == mCharGlyphInfoMap.end()) { - return addGlyphFromFont(this, wch, glyph_index); + return addGlyphFromFont(this, wch, glyph_index, EFontGlyphType::Color); } return NULL; } -LLFontGlyphInfo* LLFontFreetype::addGlyphFromFont(const LLFontFreetype *fontp, llwchar wch, U32 glyph_index) const +LLFontGlyphInfo* LLFontFreetype::addGlyphFromFont(const LLFontFreetype *fontp, llwchar wch, U32 glyph_index, EFontGlyphType bitmap_type) const { if (mFTFace == NULL) return NULL; llassert(!mIsFallback); - fontp->renderGlyph(glyph_index); + fontp->renderGlyph(bitmap_type, glyph_index); + switch (fontp->mFTFace->glyph->bitmap.pixel_mode) + { + case FT_PIXEL_MODE_MONO: + case FT_PIXEL_MODE_GRAY: + bitmap_type = EFontGlyphType::Grayscale; + break; + case FT_PIXEL_MODE_BGRA: + bitmap_type = EFontGlyphType::Color; + break; + default: + llassert_always(true); + break; + } S32 width = fontp->mFTFace->glyph->bitmap.width; S32 height = fontp->mFTFace->glyph->bitmap.rows; S32 pos_x, pos_y; - S32 bitmap_num; - mFontBitmapCachep->nextOpenPos(width, pos_x, pos_y, bitmap_num); + U32 bitmap_num; + mFontBitmapCachep->nextOpenPos(width, pos_x, pos_y, bitmap_type, bitmap_num); mAddGlyphCount++; LLFontGlyphInfo* gi = new LLFontGlyphInfo(glyph_index); gi->mXBitmapOffset = pos_x; gi->mYBitmapOffset = pos_y; + gi->mBitmapType = bitmap_type; gi->mBitmapNum = bitmap_num; gi->mWidth = width; gi->mHeight = height; @@ -489,9 +504,6 @@ LLFontGlyphInfo* LLFontFreetype::addGlyphFromFont(const LLFontFreetype *fontp, l insertGlyphInfo(wch, gi); - llassert(fontp->mFTFace->glyph->bitmap.pixel_mode == FT_PIXEL_MODE_MONO - || fontp->mFTFace->glyph->bitmap.pixel_mode == FT_PIXEL_MODE_GRAY); - if (fontp->mFTFace->glyph->bitmap.pixel_mode == FT_PIXEL_MODE_MONO || fontp->mFTFace->glyph->bitmap.pixel_mode == FT_PIXEL_MODE_GRAY) { @@ -525,39 +537,32 @@ LLFontGlyphInfo* LLFontFreetype::addGlyphFromFont(const LLFontFreetype *fontp, l buffer_row_stride = width; } - switch (mFontBitmapCachep->getNumComponents()) - { - case 1: - mFontBitmapCachep->getImageRaw(bitmap_num)->setSubImage(pos_x, - pos_y, - width, - height, - buffer_data, - buffer_row_stride, - TRUE); - break; - case 2: - setSubImageLuminanceAlpha(pos_x, - pos_y, - bitmap_num, - width, - height, - buffer_data, - buffer_row_stride); - break; - default: - break; - } + setSubImageLuminanceAlpha(pos_x, + pos_y, + bitmap_num, + width, + height, + buffer_data, + buffer_row_stride); if (tmp_graydata) delete[] tmp_graydata; + } + else if (fontp->mFTFace->glyph->bitmap.pixel_mode == FT_PIXEL_MODE_BGRA) + { + setSubImageBGRA(pos_x, + pos_y, + bitmap_num, + fontp->mFTFace->glyph->bitmap.width, + fontp->mFTFace->glyph->bitmap.rows, + fontp->mFTFace->glyph->bitmap.buffer, + llabs(fontp->mFTFace->glyph->bitmap.pitch)); } else { - // we don't know how to handle this pixel format from FreeType; - // omit it from the font-image. + llassert(false); } - LLImageGL *image_gl = mFontBitmapCachep->getImageGL(bitmap_num); - LLImageRaw *image_raw = mFontBitmapCachep->getImageRaw(bitmap_num); + LLImageGL *image_gl = mFontBitmapCachep->getImageGL(bitmap_type, bitmap_num); + LLImageRaw *image_raw = mFontBitmapCachep->getImageRaw(bitmap_type, bitmap_num); image_gl->setSubImage(image_raw, 0, 0, image_gl->getWidth(), image_gl->getHeight()); return gi; @@ -592,12 +597,19 @@ void LLFontFreetype::insertGlyphInfo(llwchar wch, LLFontGlyphInfo* gi) const } } -void LLFontFreetype::renderGlyph(U32 glyph_index) const +void LLFontFreetype::renderGlyph(EFontGlyphType bitmap_type, U32 glyph_index) const { if (mFTFace == NULL) return; - llassert_always(! FT_Load_Glyph(mFTFace, glyph_index, FT_LOAD_FORCE_AUTOHINT) ); + FT_Int32 load_flags = FT_LOAD_FORCE_AUTOHINT; + if (EFontGlyphType::Color == bitmap_type) + { + // We may not actually get a color render so our caller should always examine mFTFace->glyph->bitmap.pixel_mode + load_flags |= FT_LOAD_COLOR; + } + + llassert_always(! FT_Load_Glyph(mFTFace, glyph_index, load_flags) ); llassert_always(! FT_Render_Glyph(mFTFace->glyph, gFontRenderMode) ); @@ -607,7 +619,7 @@ void LLFontFreetype::renderGlyph(U32 glyph_index) const void LLFontFreetype::reset(F32 vert_dpi, F32 horz_dpi) { resetBitmapCache(); - loadFace(mName, mPointSize, vert_dpi ,horz_dpi, mFontBitmapCachep->getNumComponents(), mIsFallback); + loadFace(mName, mPointSize, vert_dpi ,horz_dpi, true, mIsFallback, 0); if (!mIsFallback) { // This is the head of the list - need to rebuild ourself and all fallbacks. @@ -645,7 +657,7 @@ void LLFontFreetype::resetBitmapCache() if(!mIsFallback) { // Add the empty glyph - addGlyphFromFont(this, 0, 0); + addGlyphFromFont(this, 0, 0, EFontGlyphType::Grayscale); } } @@ -674,20 +686,17 @@ static void dumpFontBitmap(const LLImageRaw* image_raw, const std::string& file_ void LLFontFreetype::dumpFontBitmaps() const { - // Dump all the regular bitmaps - for (int idx = 0, cnt = mFontBitmapCachep->getNumBitmaps(); idx < cnt; idx++) + // Dump all the regular bitmaps (if any) + for (int idx = 0, cnt = mFontBitmapCachep->getNumBitmaps(EFontGlyphType::Grayscale); idx < cnt; idx++) { - dumpFontBitmap(mFontBitmapCachep->getImageRaw(idx), llformat("%s_%d_%d_%d.png", mFTFace->family_name, (int)(mPointSize * 10), mStyle, idx)); + dumpFontBitmap(mFontBitmapCachep->getImageRaw(EFontGlyphType::Grayscale, idx), llformat("%s_%d_%d_%d.png", mFTFace->family_name, (int)(mPointSize * 10), mStyle, idx)); } -// // Dump all the color bitmaps (if any) -// if (mFontColorBitmapCachep) -// { -// for (int idxBitmap = 0, cntBitmap = mFontColorBitmapCachep->getNumBitmaps(); idxBitmap < cntBitmap; idxBitmap++) -// { -// dumpFontBitmap(mFontColorBitmapCachep->getImageRaw(idxBitmap), llformat("%s_%d_%d_clr_%d.png", mFTFace->family_name, (int)mPointSize, mStyle, idxBitmap)); -// } -// } + // Dump all the color bitmaps (if any) + for (int idx = 0, cnt = mFontBitmapCachep->getNumBitmaps(EFontGlyphType::Color); idx < cnt; idx++) + { + dumpFontBitmap(mFontBitmapCachep->getImageRaw(EFontGlyphType::Color, idx), llformat("%s_%d_%d_%d_clr.png", mFTFace->family_name, (int)(mPointSize * 10), mStyle, idx)); + } } const LLFontBitmapCache* LLFontFreetype::getFontBitmapCache() const @@ -705,9 +714,38 @@ U8 LLFontFreetype::getStyle() const return mStyle; } +bool LLFontFreetype::setSubImageBGRA(U32 x, U32 y, U32 bitmap_num, U16 width, U16 height, const U8* data, U32 stride) const +{ + LLImageRaw* image_raw = mFontBitmapCachep->getImageRaw(EFontGlyphType::Color, bitmap_num); + llassert(!mIsFallback); + llassert(image_raw && (image_raw->getComponents() == 4)); + + // NOTE: inspired by LLImageRaw::setSubImage() + U32* image_data = (U32*)image_raw->getData(); + if (!image_data) + { + return false; + } + + for (U32 idxRow = 0; idxRow < height; idxRow++) + { + const U32 nSrcRow = height - 1 - idxRow; + const U32 nSrcOffset = nSrcRow * width * image_raw->getComponents(); + const U32 nDstOffset = (y + idxRow) * image_raw->getWidth() + x; + + for (U32 idxCol = 0; idxCol < width; idxCol++) + { + U32 nTemp = nSrcOffset + idxCol * 4; + image_data[nDstOffset + idxCol] = data[nTemp + 3] << 24 | data[nTemp] << 16 | data[nTemp + 1] << 8 | data[nTemp + 2]; + } + } + + return true; +} + void LLFontFreetype::setSubImageLuminanceAlpha(U32 x, U32 y, U32 bitmap_num, U32 width, U32 height, U8 *data, S32 stride) const { - LLImageRaw *image_raw = mFontBitmapCachep->getImageRaw(bitmap_num); + LLImageRaw *image_raw = mFontBitmapCachep->getImageRaw(EFontGlyphType::Grayscale, bitmap_num); llassert(!mIsFallback); llassert(image_raw && (image_raw->getComponents() == 2)); -- cgit v1.2.3 From 418308bc7ce4e9924d6280f784222ba45172eea4 Mon Sep 17 00:00:00 2001 From: Kitty Barnett Date: Wed, 6 Nov 2019 12:34:26 +0100 Subject: Characters can have more than one representation in LLFontFreetype * By default all viewer text will use B/W glyphs * Added temporary use_color attribute to LLTextBase for testing --- indra/llrender/llfontfreetype.cpp | 90 +++++++++++++++++++++++++++------------ 1 file changed, 62 insertions(+), 28 deletions(-) (limited to 'indra/llrender/llfontfreetype.cpp') diff --git a/indra/llrender/llfontfreetype.cpp b/indra/llrender/llfontfreetype.cpp index 57154feeec..7d66965e57 100644 --- a/indra/llrender/llfontfreetype.cpp +++ b/indra/llrender/llfontfreetype.cpp @@ -91,8 +91,9 @@ LLFontManager::~LLFontManager() } -LLFontGlyphInfo::LLFontGlyphInfo(U32 index) +LLFontGlyphInfo::LLFontGlyphInfo(U32 index, EFontGlyphType glyph_type) : mGlyphIndex(index), + mGlyphType(glyph_type), mWidth(0), // In pixels mHeight(0), // In pixels mXAdvance(0.f), // In pixels @@ -101,11 +102,25 @@ LLFontGlyphInfo::LLFontGlyphInfo(U32 index) mYBitmapOffset(0), // Offset to the origin in the bitmap mXBearing(0), // Distance from baseline to left in pixels mYBearing(0), // Distance from baseline to top in pixels - mBitmapType(EFontGlyphType::Grayscale), - mBitmapNum(0) // Which bitmap in the bitmap cache contains this glyph + mBitmapEntry(std::make_pair(EFontGlyphType::Unspecified, -1)) // Which bitmap in the bitmap cache contains this glyph { } +LLFontGlyphInfo::LLFontGlyphInfo(const LLFontGlyphInfo& fgi) + : mGlyphIndex(fgi.mGlyphIndex) + , mGlyphType(fgi.mGlyphType) + , mWidth(fgi.mWidth) + , mHeight(fgi.mHeight) + , mXAdvance(fgi.mXAdvance) + , mYAdvance(fgi.mYAdvance) + , mXBitmapOffset(fgi.mXBitmapOffset) + , mYBitmapOffset(fgi.mYBitmapOffset) + , mXBearing(fgi.mXBearing) + , mYBearing(fgi.mYBearing) +{ + mBitmapEntry = fgi.mBitmapEntry; +} + LLFontFreetype::LLFontFreetype() : LLTrace::MemTrackable("LLFontFreetype"), mFontBitmapCachep(new LLFontBitmapCache), @@ -361,7 +376,7 @@ F32 LLFontFreetype::getXAdvance(llwchar wch) const return 0.0; // Return existing info only if it is current - LLFontGlyphInfo* gi = getGlyphInfo(wch); + LLFontGlyphInfo* gi = getGlyphInfo(wch, EFontGlyphType::Unspecified); if (gi) { return gi->mXAdvance; @@ -393,10 +408,10 @@ F32 LLFontFreetype::getXKerning(llwchar char_left, llwchar char_right) const return 0.0; //llassert(!mIsFallback); - LLFontGlyphInfo* left_glyph_info = getGlyphInfo(char_left);; + LLFontGlyphInfo* left_glyph_info = getGlyphInfo(char_left, EFontGlyphType::Unspecified);; U32 left_glyph = left_glyph_info ? left_glyph_info->mGlyphIndex : 0; // Kern this puppy. - LLFontGlyphInfo* right_glyph_info = getGlyphInfo(char_right); + LLFontGlyphInfo* right_glyph_info = getGlyphInfo(char_right, EFontGlyphType::Unspecified); U32 right_glyph = right_glyph_info ? right_glyph_info->mGlyphIndex : 0; FT_Vector delta; @@ -427,12 +442,13 @@ BOOL LLFontFreetype::hasGlyph(llwchar wch) const return(mCharGlyphInfoMap.find(wch) != mCharGlyphInfoMap.end()); } -LLFontGlyphInfo* LLFontFreetype::addGlyph(llwchar wch) const +LLFontGlyphInfo* LLFontFreetype::addGlyph(llwchar wch, EFontGlyphType glyph_type) const { if (mFTFace == NULL) return FALSE; llassert(!mIsFallback); + llassert(glyph_type < EFontGlyphType::Count); //LL_DEBUGS() << "Adding new glyph for " << wch << " to font" << LL_ENDL; FT_UInt glyph_index; @@ -448,34 +464,38 @@ LLFontGlyphInfo* LLFontFreetype::addGlyph(llwchar wch) const glyph_index = FT_Get_Char_Index((*iter)->mFTFace, wch); if (glyph_index) { - return addGlyphFromFont(*iter, wch, glyph_index, EFontGlyphType::Color); + return addGlyphFromFont(*iter, wch, glyph_index, glyph_type); } } } - char_glyph_info_map_t::iterator iter = mCharGlyphInfoMap.find(wch); - if (iter == mCharGlyphInfoMap.end()) + std::pair range_it = mCharGlyphInfoMap.equal_range(wch); + char_glyph_info_map_t::iterator iter = + std::find_if(range_it.first, range_it.second, [&glyph_type](const char_glyph_info_map_t::value_type& entry) { return entry.second->mGlyphType == glyph_type; }); + if (iter == range_it.second) { - return addGlyphFromFont(this, wch, glyph_index, EFontGlyphType::Color); + return addGlyphFromFont(this, wch, glyph_index, glyph_type); } return NULL; } -LLFontGlyphInfo* LLFontFreetype::addGlyphFromFont(const LLFontFreetype *fontp, llwchar wch, U32 glyph_index, EFontGlyphType bitmap_type) const +LLFontGlyphInfo* LLFontFreetype::addGlyphFromFont(const LLFontFreetype *fontp, llwchar wch, U32 glyph_index, EFontGlyphType requested_glyph_type) const { if (mFTFace == NULL) return NULL; llassert(!mIsFallback); - fontp->renderGlyph(bitmap_type, glyph_index); + fontp->renderGlyph(requested_glyph_type, glyph_index); + + EFontGlyphType bitmap_glyph_type = EFontGlyphType::Unspecified; switch (fontp->mFTFace->glyph->bitmap.pixel_mode) { case FT_PIXEL_MODE_MONO: case FT_PIXEL_MODE_GRAY: - bitmap_type = EFontGlyphType::Grayscale; + bitmap_glyph_type = EFontGlyphType::Grayscale; break; case FT_PIXEL_MODE_BGRA: - bitmap_type = EFontGlyphType::Color; + bitmap_glyph_type = EFontGlyphType::Color; break; default: llassert_always(true); @@ -486,14 +506,13 @@ LLFontGlyphInfo* LLFontFreetype::addGlyphFromFont(const LLFontFreetype *fontp, l S32 pos_x, pos_y; U32 bitmap_num; - mFontBitmapCachep->nextOpenPos(width, pos_x, pos_y, bitmap_type, bitmap_num); + mFontBitmapCachep->nextOpenPos(width, pos_x, pos_y, bitmap_glyph_type, bitmap_num); mAddGlyphCount++; - LLFontGlyphInfo* gi = new LLFontGlyphInfo(glyph_index); + LLFontGlyphInfo* gi = new LLFontGlyphInfo(glyph_index, requested_glyph_type); gi->mXBitmapOffset = pos_x; gi->mYBitmapOffset = pos_y; - gi->mBitmapType = bitmap_type; - gi->mBitmapNum = bitmap_num; + gi->mBitmapEntry = std::make_pair(bitmap_glyph_type, bitmap_num); gi->mWidth = width; gi->mHeight = height; gi->mXBearing = fontp->mFTFace->glyph->bitmap_left; @@ -504,6 +523,13 @@ LLFontGlyphInfo* LLFontFreetype::addGlyphFromFont(const LLFontFreetype *fontp, l insertGlyphInfo(wch, gi); + if (requested_glyph_type != bitmap_glyph_type) + { + LLFontGlyphInfo* gi_temp = new LLFontGlyphInfo(*gi); + gi_temp->mGlyphType = bitmap_glyph_type; + insertGlyphInfo(wch, gi_temp); + } + if (fontp->mFTFace->glyph->bitmap.pixel_mode == FT_PIXEL_MODE_MONO || fontp->mFTFace->glyph->bitmap.pixel_mode == FT_PIXEL_MODE_GRAY) { @@ -561,31 +587,39 @@ LLFontGlyphInfo* LLFontFreetype::addGlyphFromFont(const LLFontFreetype *fontp, l llassert(false); } - LLImageGL *image_gl = mFontBitmapCachep->getImageGL(bitmap_type, bitmap_num); - LLImageRaw *image_raw = mFontBitmapCachep->getImageRaw(bitmap_type, bitmap_num); + LLImageGL *image_gl = mFontBitmapCachep->getImageGL(bitmap_glyph_type, bitmap_num); + LLImageRaw *image_raw = mFontBitmapCachep->getImageRaw(bitmap_glyph_type, bitmap_num); image_gl->setSubImage(image_raw, 0, 0, image_gl->getWidth(), image_gl->getHeight()); return gi; } -LLFontGlyphInfo* LLFontFreetype::getGlyphInfo(llwchar wch) const +LLFontGlyphInfo* LLFontFreetype::getGlyphInfo(llwchar wch, EFontGlyphType glyph_type) const { - char_glyph_info_map_t::iterator iter = mCharGlyphInfoMap.find(wch); - if (iter != mCharGlyphInfoMap.end()) + std::pair range_it = mCharGlyphInfoMap.equal_range(wch); + + char_glyph_info_map_t::iterator iter = (EFontGlyphType::Unspecified != glyph_type) + ? std::find_if(range_it.first, range_it.second, [&glyph_type](const char_glyph_info_map_t::value_type& entry) { return entry.second->mGlyphType == glyph_type; }) + : range_it.first; + if (iter != range_it.second) { return iter->second; } else { // this glyph doesn't yet exist, so render it and return the result - return addGlyph(wch); + return addGlyph(wch, (EFontGlyphType::Unspecified != glyph_type) ? glyph_type : EFontGlyphType::Grayscale); } } void LLFontFreetype::insertGlyphInfo(llwchar wch, LLFontGlyphInfo* gi) const { - char_glyph_info_map_t::iterator iter = mCharGlyphInfoMap.find(wch); - if (iter != mCharGlyphInfoMap.end()) + llassert(gi->mGlyphType < EFontGlyphType::Count); + std::pair range_it = mCharGlyphInfoMap.equal_range(wch); + + char_glyph_info_map_t::iterator iter = + std::find_if(range_it.first, range_it.second, [&gi](const char_glyph_info_map_t::value_type& entry) { return entry.second->mGlyphType == gi->mGlyphType; }); + if (iter != range_it.second) { delete iter->second; iter->second = gi; @@ -593,7 +627,7 @@ void LLFontFreetype::insertGlyphInfo(llwchar wch, LLFontGlyphInfo* gi) const else { claimMem(gi); - mCharGlyphInfoMap[wch] = gi; + mCharGlyphInfoMap.insert(std::make_pair(wch, gi)); } } -- cgit v1.2.3 From 5a6ddb2ea666e895890d3cb690cce5101cf12652 Mon Sep 17 00:00:00 2001 From: Kitty Barnett Date: Thu, 7 Nov 2019 17:15:21 +0100 Subject: Fallback fonts can have first crack at adding an unknown character + set Twemoji as the viewer's fallback for all emoji blocks --- indra/llrender/llfontfreetype.cpp | 42 +++++++++++++++++++++++---------------- 1 file changed, 25 insertions(+), 17 deletions(-) (limited to 'indra/llrender/llfontfreetype.cpp') diff --git a/indra/llrender/llfontfreetype.cpp b/indra/llrender/llfontfreetype.cpp index 7d66965e57..25740a5f87 100644 --- a/indra/llrender/llfontfreetype.cpp +++ b/indra/llrender/llfontfreetype.cpp @@ -175,7 +175,7 @@ void ft_close_cb(FT_Stream stream) { } #endif -BOOL LLFontFreetype::loadFace(const std::string& filename, F32 point_size, F32 vert_dpi, F32 horz_dpi, bool use_color, bool is_fallback, S32 face_n) +BOOL LLFontFreetype::loadFace(const std::string& filename, F32 point_size, F32 vert_dpi, F32 horz_dpi, bool is_fallback, S32 face_n) { // Don't leak face objects. This is also needed to deal with // changed font file names. @@ -345,14 +345,11 @@ void LLFontFreetype::clearFontStreams() } #endif -void LLFontFreetype::setFallbackFonts(const font_vector_t &font) +void LLFontFreetype::addFallbackFont(const LLPointer& fallback_font, const char_functor_t& functor) { - mFallbackFonts = font; -} - -const LLFontFreetype::font_vector_t &LLFontFreetype::getFallbackFonts() const -{ - return mFallbackFonts; + // Insert functor fallbacks before generic fallbacks + mFallbackFonts.insert((functor) ? std::find_if(mFallbackFonts.begin(), mFallbackFonts.end(), [](const fallback_font_t& fe) { return !fe.second; }) : mFallbackFonts.end(), + std::make_pair(fallback_font, functor)); } F32 LLFontFreetype::getLineHeight() const @@ -453,18 +450,31 @@ LLFontGlyphInfo* LLFontFreetype::addGlyph(llwchar wch, EFontGlyphType glyph_type FT_UInt glyph_index; + // Fallback fonts with a functor have precedence over everything else + fallback_font_vector_t::const_iterator it_fallback = mFallbackFonts.cbegin(); + for (; it_fallback != mFallbackFonts.cend() && it_fallback->second; ++it_fallback) + { + if (it_fallback->second(wch)) + { + glyph_index = FT_Get_Char_Index(it_fallback->first->mFTFace, wch); + if (glyph_index) + { + return addGlyphFromFont(it_fallback->first, wch, glyph_index, glyph_type); + } + } + } + // Initialize char to glyph map glyph_index = FT_Get_Char_Index(mFTFace, wch); if (glyph_index == 0) { //LL_INFOS() << "Trying to add glyph from fallback font!" << LL_ENDL; - font_vector_t::const_iterator iter; - for(iter = mFallbackFonts.begin(); iter != mFallbackFonts.end(); iter++) + for (; it_fallback != mFallbackFonts.cend(); ++it_fallback) { - glyph_index = FT_Get_Char_Index((*iter)->mFTFace, wch); + glyph_index = FT_Get_Char_Index(it_fallback->first->mFTFace, wch); if (glyph_index) { - return addGlyphFromFont(*iter, wch, glyph_index, glyph_type); + return addGlyphFromFont(it_fallback->first, wch, glyph_index, glyph_type); } } } @@ -653,7 +663,7 @@ void LLFontFreetype::renderGlyph(EFontGlyphType bitmap_type, U32 glyph_index) co void LLFontFreetype::reset(F32 vert_dpi, F32 horz_dpi) { resetBitmapCache(); - loadFace(mName, mPointSize, vert_dpi ,horz_dpi, true, mIsFallback, 0); + loadFace(mName, mPointSize, vert_dpi ,horz_dpi, mIsFallback, 0); if (!mIsFallback) { // This is the head of the list - need to rebuild ourself and all fallbacks. @@ -663,11 +673,9 @@ void LLFontFreetype::reset(F32 vert_dpi, F32 horz_dpi) } else { - for(font_vector_t::iterator it = mFallbackFonts.begin(); - it != mFallbackFonts.end(); - ++it) + for (fallback_font_vector_t::iterator it = mFallbackFonts.begin(); it != mFallbackFonts.end(); ++it) { - (*it)->reset(vert_dpi, horz_dpi); + it->first->reset(vert_dpi, horz_dpi); } } } -- cgit v1.2.3 From 24bd7b2311e6fdd8bcf0a223d6dafaf4266ca4c7 Mon Sep 17 00:00:00 2001 From: Kitty Barnett Date: Sun, 6 Nov 2022 16:25:35 +0100 Subject: Add support for OT-SVG fonts --- indra/llrender/llfontfreetype.cpp | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'indra/llrender/llfontfreetype.cpp') diff --git a/indra/llrender/llfontfreetype.cpp b/indra/llrender/llfontfreetype.cpp index 25740a5f87..d3a49339da 100644 --- a/indra/llrender/llfontfreetype.cpp +++ b/indra/llrender/llfontfreetype.cpp @@ -34,6 +34,7 @@ #ifdef LL_WINDOWS #include #endif +#include "llfontfreetypesvg.h" // For some reason, this won't work if it's not wrapped in the ifdef #ifdef FT_FREETYPE_H @@ -51,6 +52,8 @@ #include "llfontbitmapcache.h" #include "llgl.h" +#define ENABLE_OT_SVG_SUPPORT + FT_Render_Mode gFontRenderMode = FT_RENDER_MODE_NORMAL; LLFontManager *gFontManagerp = NULL; @@ -83,6 +86,16 @@ LLFontManager::LLFontManager() LL_ERRS() << "Freetype initialization failure!" << LL_ENDL; FT_Done_FreeType(gFTLibrary); } + +#ifdef ENABLE_OT_SVG_SUPPORT + SVG_RendererHooks hooks = { + LLFontFreeTypeSvgRenderer::OnInit, + LLFontFreeTypeSvgRenderer::OnFree, + LLFontFreeTypeSvgRenderer::OnRender, + LLFontFreeTypeSvgRenderer::OnPresetGlypthSlot, + }; + FT_Property_Set(gFTLibrary, "ot-svg", "svg-hooks", &hooks); +#endif } LLFontManager::~LLFontManager() -- cgit v1.2.3 From b2f890408e2dc63a0f842273c41c0efed770cb9a Mon Sep 17 00:00:00 2001 From: Andrey Kleshchev Date: Thu, 2 Feb 2023 00:34:24 +0200 Subject: SL-19089 Changing UI scale crashes viewer This makes no sense, trying to add a glyph now will have no width or height set, neither character width or heigh, yet release viewer does that. Fixed code to match release and set width and height despite char width not being up to date. --- indra/llrender/llfontfreetype.cpp | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'indra/llrender/llfontfreetype.cpp') diff --git a/indra/llrender/llfontfreetype.cpp b/indra/llrender/llfontfreetype.cpp index 5535c07615..e4010579b3 100644 --- a/indra/llrender/llfontfreetype.cpp +++ b/indra/llrender/llfontfreetype.cpp @@ -798,11 +798,11 @@ void LLFontFreetype::setSubImageLuminanceAlpha(U32 x, U32 y, U32 bitmap_num, U32 llassert(!mIsFallback); llassert(image_raw && (image_raw->getComponents() == 2)); - U8 *target = image_raw->getData(); + llassert(target); - if (!data) + if (!data || !target) { return; } -- cgit v1.2.3