skia2/gm/shadermaskfilter.cpp
Mike Reed 52653731d5 remove unused maskfilter helpers: Combine, Compose
Change-Id: I8c6bf2c3539905c9c7bc9c29454322dbf944fe96
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/287823
Commit-Queue: Mike Reed <reed@google.com>
Reviewed-by: Florin Malita <fmalita@chromium.org>
2020-05-05 19:10:00 +00:00

65 lines
2.0 KiB
C++

/*
* Copyright 2018 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/SkBlendMode.h"
#include "include/core/SkBlurTypes.h"
#include "include/core/SkCanvas.h"
#include "include/core/SkColor.h"
#include "include/core/SkCoverageMode.h"
#include "include/core/SkFont.h"
#include "include/core/SkImage.h"
#include "include/core/SkImageFilter.h"
#include "include/core/SkImageInfo.h"
#include "include/core/SkMaskFilter.h"
#include "include/core/SkMatrix.h"
#include "include/core/SkPaint.h"
#include "include/core/SkPath.h"
#include "include/core/SkPicture.h"
#include "include/core/SkPictureRecorder.h"
#include "include/core/SkPoint.h"
#include "include/core/SkRect.h"
#include "include/core/SkRefCnt.h"
#include "include/core/SkScalar.h"
#include "include/core/SkShader.h"
#include "include/core/SkString.h"
#include "include/core/SkSurface.h"
#include "include/core/SkTileMode.h"
#include "include/core/SkTypes.h"
#include "include/effects/SkGradientShader.h"
#include "include/effects/SkImageFilters.h"
#include "include/effects/SkShaderMaskFilter.h"
#include "include/utils/SkTextUtils.h"
#include "src/core/SkBlendModePriv.h"
#include "tools/Resources.h"
#include "tools/ToolUtils.h"
#include <initializer_list>
static sk_sp<SkShader> make_shader(const SkRect& r) {
const SkPoint pts[] = {
{ r.fLeft, r.fTop }, { r.fRight, r.fBottom },
};
const SkColor colors[] = { 0, SK_ColorWHITE };
return SkGradientShader::MakeLinear(pts, colors, nullptr, 2, SkTileMode::kRepeat);
}
DEF_SIMPLE_GM(shadermaskfilter_gradient, canvas, 512, 512) {
SkRect r = { 0, 0, 100, 150 };
auto shader = make_shader(r);
auto mf = SkShaderMaskFilter::Make(shader);
canvas->translate(20, 20);
canvas->scale(2, 2);
SkPaint paint;
paint.setMaskFilter(mf);
paint.setColor(SK_ColorRED);
paint.setAntiAlias(true);
canvas->drawOval(r, paint);
}