c81378624f
Change-Id: Ic53dc7ecab1b44761fe06e6b528864d24cc5fa58 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/363940 Reviewed-by: Brian Osman <brianosman@google.com> Commit-Queue: Brian Osman <brianosman@google.com>
28 lines
758 B
JSON
28 lines
758 B
JSON
{
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"MaxCount": 1000,
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"Drawable": {
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"Type": "SkCircleDrawable",
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"Radius": 2
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},
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"Code": [
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"void effectSpawn(inout Effect effect) {",
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" effect.rate = 200;",
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" effect.color = float4(1, 0, 0, 1);",
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"}",
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"",
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"void spawn(inout Particle p) {",
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" p.lifetime = 3 + rand(p.seed);",
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" p.vel.y = -50;",
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"}",
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"",
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"void update(inout Particle p) {",
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" float w = mix(15, 3, p.age);",
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" p.pos.x = sin(radians(p.age * 320)) * mix(25, 10, p.age) + mix(-w, w, rand(p.seed));",
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" if (rand(p.seed) < 0.5) { p.pos.x = -p.pos.x; }",
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"",
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" p.color.g = (mix(75, 220, p.age) + mix(-30, 30, rand(p.seed))) / 255;",
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"}",
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""
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],
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"Bindings": []
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} |