skia2/resources/particles/path_spawn.json

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{
"MaxCount": 800,
"Drawable": {
"Type": "SkCircleDrawable",
"Radius": 2
},
"EffectCode": [
"void effectSpawn(inout Effect effect) {",
" effect.lifetime = 1;",
" effect.rate = 100;",
"}",
""
],
"Code": [
"void spawn(inout Particle p) {",
" float4 pos_and_normal = my_path(rand(p.seed));",
" p.pos = pos_and_normal.xy;",
" p.vel = pos_and_normal.zw * -5;",
"",
" p.lifetime = 2;",
"}",
"",
"void update(inout Particle p) {",
"}",
""
],
"Bindings": [
{
"Type": "SkPathBinding",
"Name": "my_path",
"PathPath": "",
"PathName": "star"
}
]
}