skia2/gm/textblobuseaftergpufree.cpp
Robert Phillips 95c250c247 Downgrade GpuGMs to only receiving a GrRecordingContext
Most of this CL is just noise (i.e., all the header changes) due to the
signature change. The 'discard' GM has some substantive changes but
that's about it.

Change-Id: I72011a442c149b5db93cf8decade6779be4f63d8
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/296704
Reviewed-by: Adlai Holler <adlai@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
2020-06-30 13:02:33 +00:00

72 lines
2.0 KiB
C++

/*
* Copyright 2015 Google Inc.
*
* Use of this source code is governed by a BD-style license that can be
* found in the LICENSE file.
*/
#include "gm/gm.h"
#include "include/core/SkCanvas.h"
#include "include/core/SkFont.h"
#include "include/core/SkPaint.h"
#include "include/core/SkRect.h"
#include "include/core/SkScalar.h"
#include "include/core/SkSize.h"
#include "include/core/SkString.h"
#include "include/core/SkTextBlob.h"
#include "include/core/SkTypeface.h"
#include "include/gpu/GrContext.h"
#include "src/gpu/GrRecordingContextPriv.h"
#include "tools/ToolUtils.h"
#include <string.h>
class GrRenderTargetContext;
// This tests that we correctly regenerate textblobs after freeing all gpu resources crbug/491350
namespace skiagm {
class TextBlobUseAfterGpuFree : public GpuGM {
public:
TextBlobUseAfterGpuFree() { }
protected:
SkString onShortName() override {
return SkString("textblobuseaftergpufree");
}
SkISize onISize() override {
return SkISize::Make(kWidth, kHeight);
}
void onDraw(GrRecordingContext* context, GrRenderTargetContext*, SkCanvas* canvas) override {
const char text[] = "Hamburgefons";
SkFont font(ToolUtils::create_portable_typeface(), 20);
auto blob = SkTextBlob::MakeFromText(text, strlen(text), font);
// draw textblob
SkRect rect = SkRect::MakeLTRB(0.f, 0.f, SkIntToScalar(kWidth), kHeight / 2.f);
SkPaint rectPaint;
rectPaint.setColor(0xffffffff);
canvas->drawRect(rect, rectPaint);
canvas->drawTextBlob(blob, 20, 60, SkPaint());
// This text should look fine
if (GrContext* directContext = context->priv().asDirectContext()) {
directContext->freeGpuResources();
}
canvas->drawTextBlob(blob, 20, 160, SkPaint());
}
private:
static constexpr int kWidth = 200;
static constexpr int kHeight = 200;
typedef GM INHERITED;
};
//////////////////////////////////////////////////////////////////////////////
DEF_GM(return new TextBlobUseAfterGpuFree;)
}