skia2/gm/rrectclipdrawpaint.cpp
Brian Salomon eebe735dea GrRenderTargetContext->GrSurfaceDrawContext
Just the class/files. variable names and additional comments to follow.

Change-Id: Ic03d07fd5009eaf3d706c2536486a117328963fc
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/342617
Commit-Queue: Brian Salomon <bsalomon@google.com>
Reviewed-by: Greg Daniel <egdaniel@google.com>
2020-12-10 18:51:19 +00:00

62 lines
2.0 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 "gm/gm.h"
#include "include/core/SkCanvas.h"
#include "include/core/SkColor.h"
#include "include/core/SkMatrix.h"
#include "include/core/SkPaint.h"
#include "include/core/SkPoint.h"
#include "include/core/SkRRect.h"
#include "include/core/SkRect.h"
#include "include/core/SkShader.h"
#include "include/core/SkTileMode.h"
#include "include/effects/SkGradientShader.h"
// Exercises code in GrSurfaceDrawContext that attempts to replace a rrect clip/draw paint with
// draw rrect.
DEF_SIMPLE_GM(rrect_clip_draw_paint, canvas, 256, 256) {
SkRRect rrect = SkRRect::MakeRectXY(SkRect::MakeXYWH(10.f, 10.f, 236.f, 236.f), 30.f, 40.f);
SkPaint p;
p.setColor(SK_ColorRED);
SkMatrix zoomOut;
zoomOut.setScale(0.7f, 0.7f, 128.f, 128.f);
const SkRect layerRect = SkRect::MakeWH(256.f, 256.f);
canvas->saveLayer(layerRect, nullptr);
canvas->clipRRect(rrect, true);
canvas->drawPaint(p);
canvas->restore();
canvas->concat(zoomOut);
p.setColor(SK_ColorBLUE);
canvas->saveLayer(layerRect, nullptr);
canvas->clipRRect(rrect, false);
canvas->drawPaint(p);
canvas->restore();
constexpr SkPoint kPts[] = {{0.f, 0.f}, {256.f, 256.f}};
constexpr SkColor kColors1[] = {SK_ColorCYAN, SK_ColorGREEN};
p.setShader(SkGradientShader::MakeLinear(kPts, kColors1, nullptr, 2, SkTileMode::kClamp));
canvas->concat(zoomOut);
canvas->saveLayer(layerRect, nullptr);
canvas->clipRRect(rrect, true);
canvas->drawPaint(p);
canvas->restore();
constexpr SkColor kColors2[] = {SK_ColorMAGENTA, SK_ColorGRAY};
p.setShader(SkGradientShader::MakeRadial({128.f, 128.f}, 128.f, kColors2, nullptr, 2,
SkTileMode::kClamp));
canvas->concat(zoomOut);
canvas->saveLayer(layerRect, nullptr);
canvas->clipRRect(rrect, false);
canvas->drawPaint(p);
canvas->restore();
}