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Add test of tiny text with perspective.

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There is an issue with rendering tiny text with SDFs,
and it's unclear which platforms this occurs on. Adding
this to the GM will make it clearer.

Bug: skia:8042
Change-Id: I0596c8e17a3b3cc7d6b51bef33097cfaba3bc64e
Reviewed-on: https://skia-review.googlesource.com/132823
Reviewed-by: Robert Phillips <robertphillips@google.com>
Commit-Queue: Jim Van Verth <jvanverth@google.com>
This commit is contained in:
Jim Van Verth 2018-06-07 09:41:28 -04:00 committed by Skia Commit-Bot
parent 18562b8adb
commit 2525a37c08
1 changed files with 36 additions and 3 deletions
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39
gm/dftext.cpp
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@ -179,12 +179,45 @@ protected:
canvas->drawText(text, textLen, 580, 125, paint);
}
// check perspective
{
paint.setLCDRenderText(false);
SkAutoCanvasRestore acr(canvas, true);
SkMatrix persp;
persp.setAll(0.9839f, 0, 0,
0.2246f, 0.6829f, 0,
0.0002352f, -0.0003844f, 1);
canvas->concat(persp);
canvas->translate(1100, -295);
canvas->scale(375, 375);
paint.setTextSize(0.1f);
canvas->drawText(text, textLen, 0, 0, paint);
}
{
paint.setSubpixelText(false);
paint.setAntiAlias(false);
SkAutoCanvasRestore acr(canvas, true);
SkMatrix persp;
persp.setAll(0.9839f, 0, 0,
0.2246f, 0.6829f, 0,
0.0002352f, -0.0003844f, 1);
canvas->concat(persp);
canvas->translate(1075, -245);
canvas->scale(375, 375);
paint.setTextSize(0.1f);
canvas->drawText(text, textLen, 0, 0, paint);
}
// check color emoji
if (fEmojiTypeface) {
paint.setTypeface(fEmojiTypeface);
paint.setTextSize(SkIntToScalar(19));
canvas->drawString(fEmojiText, 670, 90, paint);
SkPaint emojiPaint;
emojiPaint.setSubpixelText(true);
emojiPaint.setAntiAlias(true);
emojiPaint.setTypeface(fEmojiTypeface);
emojiPaint.setTextSize(SkIntToScalar(19));
canvas->drawString(fEmojiText, 670, 90, emojiPaint);
}
// render offscreen buffer
if (surface) {
SkAutoCanvasRestore acr(inputCanvas, true);