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ImFontAtlas: Refactored internals API to 1) avoid building lookup table multiple times for merged fonts + 2) allow the mapping of custom icons inside fonts (wip, uncommited)

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This commit is contained in:
omar
2017-09-26 19:26:16 +02:00
parent 2170b0b278
commit 072d6d8cb5
2 changed files with 13 additions and 5 deletions
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16
imgui_draw.cpp
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@ -1539,7 +1539,6 @@ bool ImFontAtlasBuildWithStbTruetype(ImFontAtlas* atlas)
dst_font->AddGlyph((ImWchar)codepoint, q.x0 + off_x, q.y0 + off_y, q.x1 + off_x, q.y1 + off_y, q.s0, q.t0, q.s1, q.t1, pc.xadvance);
}
}
cfg.DstFont->BuildLookupTable();
}
// Cleanup temporaries
@ -1547,8 +1546,7 @@ bool ImFontAtlasBuildWithStbTruetype(ImFontAtlas* atlas)
ImGui::MemFree(buf_ranges);
ImGui::MemFree(tmp_array);
// Render into our custom data block
ImFontAtlasBuildRenderDefaultTexData(atlas);
ImFontAtlasBuildFinish(atlas);
return true;
}
@ -1600,7 +1598,7 @@ void ImFontAtlasBuildPackCustomRects(ImFontAtlas* atlas, void* pack_context_opaq
}
}
void ImFontAtlasBuildRenderDefaultTexData(ImFontAtlas* atlas)
static void ImFontAtlasBuildRenderDefaultTexData(ImFontAtlas* atlas)
{
ImFontAtlas::CustomRect& r = atlas->CustomRects[0];
IM_ASSERT(r.ID == FONT_ATLAS_DEFAULT_TEX_DATA_ID);
@ -1650,6 +1648,16 @@ void ImFontAtlasBuildRenderDefaultTexData(ImFontAtlas* atlas)
}
}
void ImFontAtlasBuildFinish(ImFontAtlas* atlas)
{
// Render into our custom data block
ImFontAtlasBuildRenderDefaultTexData(atlas);
// Build all fonts lookup tables
for (int i = 0; i < atlas->Fonts.Size; i++)
atlas->Fonts[i]->BuildLookupTable();
}
// Retrieve list of range (2 int per range, values are inclusive)
const ImWchar* ImFontAtlas::GetGlyphRangesDefault()
{