43 lines
1.4 KiB
Nim
43 lines
1.4 KiB
Nim
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import pixie, stb_truetype, unicode
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let fontFiles = [
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# "tests/fonts/Roboto-Regular_1.ttf"
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# "tests/fonts/Aclonica-Regular_1.ttf"
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# "tests/fonts/Ubuntu-Regular_1.ttf"
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# "tests/fonts/IBMPlexSans-Regular_2.ttf"
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# "tests/fonts/NotoSans-Regular_4.ttf"
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"tests/fonts/Pacifico-Regular_4.ttf"
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]
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for fontFile in fontFiles:
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let stbtt = initFont(readFile(fontFile))
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var font = readFont(fontFile)
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var ascent, descent, lineGap: cint
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stbtt.getFontVMetrics(ascent, descent, lineGap)
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doAssert font.typeface.ascent == ascent.float32
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doAssert font.typeface.descent == descent.float32
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doAssert font.typeface.lineGap == lineGap.float32
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for i in 32 .. 126:
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var advanceWidth, leftSideBearing: cint
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stbtt.getCodepointHMetrics(Rune(i), advanceWidth, leftSideBearing)
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doAssert font.typeface.getAdvance(Rune(i)) == advanceWidth.float32
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for i in 32 .. 126:
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for j in 32 .. 126:
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# echo i, ": ", $Rune(i), " ", j, ": ", $Rune(j)
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let
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a = stbtt.getCodepointKernAdvance(Rune(i), Rune(j)).float32
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b = font.typeface.getKerningAdjustment(Rune(i), Rune(j))
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if a != b:
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# echo fontFile
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echo i, ": ", $Rune(i), " ", j, ": ", $Rune(j)
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echo "DISAGREE: ", a, " != ", b, " <<<<<<<<<<<<<<<<<<<<<<<<<<<"
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# quit()
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# echo stbtt.getCodepointKernAdvance(Rune('r'), Rune('s')).float32
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# echo font.typeface.getKerningAdjustment(Rune('r'), Rune('s'))
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