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Add tests for glyph positioning

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These tests check that we round glyph positions to integral device
pixel coordinates when hinting is enabled, and to device subpixel
positions if it isn't.
This commit is contained in:
Matthias Clasen 2024-03-03 13:54:33 -05:00
parent 4f2d63b8ac
commit 880e3ef289
5 changed files with 42 additions and 0 deletions
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20
testsuite/gsk/compare/glyph-hinting-position-nogl-nocairo.node Normal file
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@ -0,0 +1,20 @@
color {
color: #808080;
bounds: 0 -30 40 40;
}
text {
font: "boxes 32px" url("data:font/ttf;base64,\
AAEAAAAIAIAAAwAAY21hcABUAL8AAAEcAAAAPGdseWavMnMAAAABZAAAAKhoZWFkJwCrnwAAAIwA\
AAA2aGhlYQwiACUAAADEAAAAJGhtdHgQIAAAAAABCAAAABJsb2NhAFgAjAAAAVgAAAAMbWF4cAAI\
AAkAAADoAAAAIG5hbWV4eNV2AAACDAAAABcAAQAAAAEZmo4ZWh5fDzz1AAIIAAAAAADhwj0AAAAA\
AOIJCg8AAAAABCAGAAAAAAEAAgAAAAAAAAABAAAIAPwAAAAEIAAAAAAEIAABAAAAAAAAAAAAAAAA\
AAAABAABAAAABQAIAAIAAAAAAAEAAAAAAAAAAAAAAAAAAAAABAAAAAQAAAAEIAAABAAAAAAAAAAA\
AAABAAAAAwAAAAwABAAwAAAACAAIAAIAAAAgAEMAVP//AAAAIABBAFT////g/8D/sAABAAAAAAAA\
AAAAAAAMABgALABAAFQAAQAAAAAEAAQEAAMAADEhESEEAPwABAQAAQAAAAAEAAYAAAMAADEhESEE\
APwABgAAAgAAAAAEIAQgAAMABwAAMSERIRMRIREEIPvggAMABCD8YAMA/QAAAAIAAAAABAAEAAAD\
AAcAADEhESETESERBAD8AIADAAQA/IADAP0AAAACAAAAAAQABAAAAwAHAAAxIREhExEhEQQA/ACA\
AwAEAPyAAwD9AAAAAAABABIAAQAAAAAAAQAFAABib3hlcwA=\
");
glyphs: 4 16 0 0.4, 4 16 0 0.6;
hint-style: slight;
}

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testsuite/gsk/compare/glyph-hinting-position-nogl-nocairo.png Normal file
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testsuite/gsk/compare/glyph-subpixel-position.node Normal file
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@ -0,0 +1,20 @@
color {
color: #808080;
bounds: 0 -30 40 40;
}
text {
font: "boxes 32px" url("data:font/ttf;base64,\
AAEAAAAIAIAAAwAAY21hcABUAL8AAAEcAAAAPGdseWavMnMAAAABZAAAAKhoZWFkJwCrnwAAAIwA\
AAA2aGhlYQwiACUAAADEAAAAJGhtdHgQIAAAAAABCAAAABJsb2NhAFgAjAAAAVgAAAAMbWF4cAAI\
AAkAAADoAAAAIG5hbWV4eNV2AAACDAAAABcAAQAAAAEZmo4ZWh5fDzz1AAIIAAAAAADhwj0AAAAA\
AOIJCg8AAAAABCAGAAAAAAEAAgAAAAAAAAABAAAIAPwAAAAEIAAAAAAEIAABAAAAAAAAAAAAAAAA\
AAAABAABAAAABQAIAAIAAAAAAAEAAAAAAAAAAAAAAAAAAAAABAAAAAQAAAAEIAAABAAAAAAAAAAA\
AAABAAAAAwAAAAwABAAwAAAACAAIAAIAAAAgAEMAVP//AAAAIABBAFT////g/8D/sAABAAAAAAAA\
AAAAAAAMABgALABAAFQAAQAAAAAEAAQEAAMAADEhESEEAPwABAQAAQAAAAAEAAYAAAMAADEhESEE\
APwABgAAAgAAAAAEIAQgAAMABwAAMSERIRMRIREEIPvggAMABCD8YAMA/QAAAAIAAAAABAAEAAAD\
AAcAADEhESETESERBAD8AIADAAQA/IADAP0AAAACAAAAAAQABAAAAwAHAAAxIREhExEhEQQA/ACA\
AwAEAPyAAwD9AAAAAAABABIAAQAAAAAAAQAFAABib3hlcwA=\
");
glyphs: 4 16 0 0.4, 4 16 0 0.6;
hint-style: none;
}

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2
testsuite/gsk/meson.build
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@ -84,6 +84,8 @@ compare_render_tests = [
'glyph-cache-overflow-slices',
'glyph-hinting-none',
'glyph-hinting-slight',
'glyph-hinting-position-nogl-nocairo',
'glyph-subpixel-position',
'glyph-scaling',
'glyph-antialias',
'huge-height',