1 /*
2 * Copyright 2014 Google Inc.
3 *
4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file.
6 */
7
8 #include "src/gpu/effects/GrOvalEffect.h"
9
10 #include "include/core/SkRect.h"
11 #include "src/gpu/effects/generated/GrCircleEffect.h"
12 #include "src/gpu/effects/generated/GrEllipseEffect.h"
13
Make(std::unique_ptr<GrFragmentProcessor> inputFP,GrClipEdgeType edgeType,const SkRect & oval,const GrShaderCaps & caps)14 GrFPResult GrOvalEffect::Make(std::unique_ptr<GrFragmentProcessor> inputFP, GrClipEdgeType edgeType,
15 const SkRect& oval, const GrShaderCaps& caps) {
16 SkScalar w = oval.width();
17 SkScalar h = oval.height();
18 if (SkScalarNearlyEqual(w, h)) {
19 w /= 2;
20 return GrCircleEffect::Make(std::move(inputFP), edgeType,
21 SkPoint::Make(oval.fLeft + w, oval.fTop + w), w);
22 } else {
23 w /= 2;
24 h /= 2;
25 return GrEllipseEffect::Make(std::move(inputFP), edgeType,
26 SkPoint::Make(oval.fLeft + w, oval.fTop + h),
27 SkPoint::Make(w, h), caps);
28 }
29 SkUNREACHABLE;
30 }
31