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Also update imgui_freetype.
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@ -9,6 +9,7 @@
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// - v0.53: (2017/10/22) minor inconsequential change to match change in master (removed an unnecessary statement)
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// - v0.53: (2017/10/22) minor inconsequential change to match change in master (removed an unnecessary statement)
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// - v0.54: (2018/01/22) fix for addition of ImFontAtlas::TexUvscale member
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// - v0.54: (2018/01/22) fix for addition of ImFontAtlas::TexUvscale member
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// - v0.55: (2018/02/04) moved to main imgui repository (away from http://www.github.com/ocornut/imgui_club)
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// - v0.55: (2018/02/04) moved to main imgui repository (away from http://www.github.com/ocornut/imgui_club)
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// - v0.56: (2018/06/08) added support for ImFontConfig::GlyphMinAdvanceX, GlyphMaxAdvanceX
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// Gamma Correct Blending:
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// Gamma Correct Blending:
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// FreeType assumes blending in linear space rather than gamma space.
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// FreeType assumes blending in linear space rather than gamma space.
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@ -324,8 +325,8 @@ bool ImGuiFreeType::BuildFontAtlas(ImFontAtlas* atlas, unsigned int extra_flags)
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const float ascent = font_face.Info.Ascender;
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const float ascent = font_face.Info.Ascender;
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const float descent = font_face.Info.Descender;
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const float descent = font_face.Info.Descender;
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ImFontAtlasBuildSetupFont(atlas, dst_font, &cfg, ascent, descent);
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ImFontAtlasBuildSetupFont(atlas, dst_font, &cfg, ascent, descent);
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const float off_x = cfg.GlyphOffset.x;
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const float font_off_x = cfg.GlyphOffset.x;
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const float off_y = cfg.GlyphOffset.y + (float)(int)(dst_font->Ascent + 0.5f);
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const float font_off_y = cfg.GlyphOffset.y + (float)(int)(dst_font->Ascent + 0.5f);
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bool multiply_enabled = (cfg.RasterizerMultiply != 1.0f);
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bool multiply_enabled = (cfg.RasterizerMultiply != 1.0f);
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unsigned char multiply_table[256];
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unsigned char multiply_table[256];
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@ -356,17 +357,23 @@ bool ImGuiFreeType::BuildFontAtlas(ImFontAtlas* atlas, unsigned int extra_flags)
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font_face.BlitGlyph(ft_glyph_bitmap, blit_dst, atlas->TexWidth, multiply_enabled ? multiply_table : NULL);
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font_face.BlitGlyph(ft_glyph_bitmap, blit_dst, atlas->TexWidth, multiply_enabled ? multiply_table : NULL);
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FT_Done_Glyph(ft_glyph);
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FT_Done_Glyph(ft_glyph);
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float char_advance_x_org = glyph_info.AdvanceX;
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float char_advance_x_mod = ImClamp(char_advance_x_org, cfg.GlyphMinAdvanceX, cfg.GlyphMaxAdvanceX);
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float char_off_x = font_off_x;
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if (char_advance_x_org != char_advance_x_mod)
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char_off_x += cfg.PixelSnapH ? (float)(int)((char_advance_x_mod - char_advance_x_org) * 0.5f) : (char_advance_x_mod - char_advance_x_org) * 0.5f;
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// Register glyph
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// Register glyph
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dst_font->AddGlyph((ImWchar)codepoint,
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dst_font->AddGlyph((ImWchar)codepoint,
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glyph_info.OffsetX + off_x,
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glyph_info.OffsetX + char_off_x,
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glyph_info.OffsetY + off_y,
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glyph_info.OffsetY + font_off_y,
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glyph_info.OffsetX + off_x + glyph_info.Width,
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glyph_info.OffsetX + char_off_x + glyph_info.Width,
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glyph_info.OffsetY + off_y + glyph_info.Height,
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glyph_info.OffsetY + font_off_y + glyph_info.Height,
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rect.x / (float)atlas->TexWidth,
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rect.x / (float)atlas->TexWidth,
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rect.y / (float)atlas->TexHeight,
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rect.y / (float)atlas->TexHeight,
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(rect.x + glyph_info.Width) / (float)atlas->TexWidth,
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(rect.x + glyph_info.Width) / (float)atlas->TexWidth,
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(rect.y + glyph_info.Height) / (float)atlas->TexHeight,
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(rect.y + glyph_info.Height) / (float)atlas->TexHeight,
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glyph_info.AdvanceX);
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char_advance_x_mod);
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}
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}
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}
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}
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}
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}
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