10 paint.setAntiAlias(
true);
12 int radius = 3*size_base;
14 for (
int leg = 0; leg < 8; ++leg) {
16 y + radius - pow(abs(4-leg), 2), size_base/2 + 2,
paint);
26 std::default_random_engine rng;
27 const auto randScalar = [&rng](
float min,
float max) ->
float {
28 return std::uniform_real_distribution<float>(
min,
max)(rng);
30 const auto randInt = [&rng](
int min,
int max) ->
int {
31 return std::uniform_int_distribution<int>(
min,
max)(rng);
33 const auto randOpaqueColor = [&rng]() ->
SkColor {
34 return std::uniform_int_distribution<uint32_t>(0, 0xFFFFFF)(rng) | 0xFF000000;
37 for (
int i = 0; i < 400; ++i) {
38 float x = randScalar(0, 256);
39 float y = randScalar(0, 256);
40 int s = randInt(6, 12);
42 float radius = randScalar(0, 40);
43 float angle = (randScalar(0, 1) +
frame) * 6.28319;
44 x += radius * cos(angle);
45 y += radius * sin(angle);
46 paintOctopus(
x,
y,
s, c, canvas);