xref: /aosp_15_r20/external/skia/docs/examples/skpaint_compose_shader.cpp (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1 // Copyright 2020 Google LLC.
2 // Use of this source code is governed by a BSD-style license that can be found in the LICENSE file.
3 #include "tools/fiddle/examples.h"
4 REG_FIDDLE(skpaint_compose_shader, 256, 256, false, 0) {
5 // skpaint_compose_shader
draw(SkCanvas * canvas)6 void draw(SkCanvas* canvas) {
7     SkColor colors[2] = {SK_ColorBLUE, SK_ColorYELLOW};
8     SkPaint paint;
9     paint.setShader(SkShaders::Blend(SkBlendMode::kDifference,
10                                      SkGradientShader::MakeRadial(SkPoint::Make(128.0f, 128.0f),
11                                                                   180.0f,
12                                                                   colors,
13                                                                   nullptr,
14                                                                   2,
15                                                                   SkTileMode::kClamp,
16                                                                   0,
17                                                                   nullptr),
18                                      SkShaders::MakeTurbulence(0.025f, 0.025f, 2, 0.0f, nullptr)));
19     canvas->drawPaint(paint);
20 }
21 }  // END FIDDLE
22