skia2/tests/SkLiteDLTest.cpp
Mike Klein b89c88311d keep SkRSXforms aligned in SkLiteDL
We've been copying the text first, then the transforms.
That's a good way to get the transforms out of alignment.

This CL swaps the order of the two.

Bug: skia:7133

Change-Id: If8cd402b9ffba1787345dc4b5ffd4ee6abb14f33
Reviewed-on: https://skia-review.googlesource.com/57941
Reviewed-by: Derek Sollenberger <djsollen@google.com>
Commit-Queue: Mike Klein <mtklein@chromium.org>
2017-10-11 13:06:19 +00:00

91 lines
2.2 KiB
C++

/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "SkLiteDL.h"
#include "SkLiteRecorder.h"
#include "SkRSXform.h"
#include "Test.h"
DEF_TEST(SkLiteDL_basics, r) {
SkLiteDL p;
p.save();
p.clipRect(SkRect{2,3,4,5}, kIntersect_SkClipOp, true);
p.drawRect(SkRect{0,0,9,9}, SkPaint{});
p.restore();
}
DEF_TEST(SkLiteDL_unbalanced, r) {
SkLiteRecorder rec;
SkCanvas* c = &rec;
SkLiteDL p;
rec.reset(&p, {2,2,3,3});
c->save();
c->scale(2,2);
c->save();
c->translate(1,1);
// missing restore() but SkLiteDL::draw should balance it for us
c->restore();
// reinit the recorder so we can playback the original SkLiteDL
SkLiteDL p2;
rec.reset(&p2, {2,2,3,3});
REPORTER_ASSERT(r, 1 == rec.getSaveCount());
p.draw(c);
REPORTER_ASSERT(r, 1 == rec.getSaveCount());
}
DEF_TEST(SkLiteRecorder, r) {
SkLiteDL p;
SkLiteRecorder rec;
SkCanvas* c = &rec;
rec.reset(&p, {2,2,3,3});
c->save();
c->clipRect(SkRect{2,3,4,5}, kIntersect_SkClipOp, true);
c->drawRect(SkRect{0,0,9,9}, SkPaint{});
c->restore();
}
DEF_TEST(SkLiteRecorder_RecordsFlush, r) {
SkLiteDL dl;
SkLiteRecorder canvas;
canvas.reset(&dl, {0,0,100,100});
REPORTER_ASSERT(r, dl.empty());
canvas.flush();
REPORTER_ASSERT(r, !dl.empty());
}
// skia:7133 regression test.
// At one point we recorded text before the transforms, which makes it easy for
// the recording buffer to not be suitably aligned for the transforms.
DEF_TEST(SkLiteRecorder_RSXformAlignment, r) {
SkLiteDL dl;
SkLiteRecorder canvas;
canvas.reset(&dl, {0,0,100,100});
SkPaint paint;
paint.setTextEncoding(SkPaint::kUTF8_TextEncoding);
// These values don't really matter... we just need 5 valid transforms.
SkRSXform xforms[] = {
{1,0, 1,1},
{1,0, 2,2},
{1,0, 3,3},
{1,0, 4,4},
{1,0, 5,5},
};
canvas.drawTextRSXform("hello", 5, xforms, nullptr, paint);
// We're just checking that this recorded our draw without SkASSERTing in Debug builds.
REPORTER_ASSERT(r, !dl.empty());
}