skia2/gm/distantclip.cpp
Mike Reed 4241f5e0a8 Revert "add guard to switch to SkPathTypes"
This reverts commit e1af44498b.

Reason for revert: breaking google3?

Original change's description:
> add guard to switch to SkPathTypes
> 
> Change-Id: I44d8b5ae8a5172d11a6d4cd9d994373dd3816d6f
> Reviewed-on: https://skia-review.googlesource.com/c/skia/+/241278
> Reviewed-by: Kevin Lubick <kjlubick@google.com>
> Reviewed-by: Florin Malita <fmalita@chromium.org>
> Commit-Queue: Mike Reed <reed@google.com>

TBR=robertphillips@google.com,kjlubick@google.com,fmalita@chromium.org,reed@google.com

Change-Id: If1fffb6310921ee6f213af000da793afcf62ab0b
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/241560
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Mike Reed <reed@google.com>
2019-09-14 19:13:44 +00:00

69 lines
2.4 KiB
C++

/*
* Copyright 2012 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "gm/gm.h"
#include "include/core/SkCanvas.h"
#include "include/core/SkColor.h"
#include "include/core/SkPath.h"
#include "include/core/SkPicture.h"
#include "include/core/SkPictureRecorder.h"
#include "include/core/SkRect.h"
#include "include/core/SkRefCnt.h"
#include "include/core/SkScalar.h"
#include "include/core/SkSize.h"
#include "include/core/SkString.h"
namespace skiagm {
class DistantClipGM : public GM {
SkString onShortName() override { return SkString("distantclip"); }
SkISize onISize() override { return {100, 100}; }
void onDraw(SkCanvas* canvas) override {
constexpr SkScalar kOffset = 35000.0f;
constexpr SkScalar kExtents = 1000.0f;
SkPictureRecorder recorder;
// We record a picture of huge vertical extents in which we clear the canvas to red, create
// a 'extents' by 'extents' round rect clip at a vertical offset of 'offset', then draw
// green into that.
SkCanvas* rec = recorder.beginRecording(kExtents, kOffset + kExtents, nullptr, 0);
rec->drawColor(SK_ColorRED);
rec->save();
SkRect r = SkRect::MakeXYWH(-kExtents, kOffset - kExtents, 2 * kExtents, 2 * kExtents);
SkPath p;
p.addRoundRect(r, 5, 5);
rec->clipPath(p, true);
rec->drawColor(SK_ColorGREEN);
rec->restore();
sk_sp<SkPicture> pict(recorder.finishRecordingAsPicture());
// Next we play that picture into another picture of the same size.
pict->playback(recorder.beginRecording(pict->cullRect().width(),
pict->cullRect().height(),
nullptr, 0));
sk_sp<SkPicture> pict2(recorder.finishRecordingAsPicture());
// Finally we play the part of that second picture that should be green into the canvas.
canvas->save();
canvas->translate(kExtents / 2, -(kOffset - kExtents / 2));
pict2->playback(canvas);
canvas->restore();
// If the image is red, we erroneously decided the clipPath was empty and didn't record
// the green drawColor, if it's green we're all good.
}
};
///////////////////////////////////////////////////////////////////////////////
DEF_GM( return new DistantClipGM; )
}