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>
34 lines
843 B
JSON
34 lines
843 B
JSON
{
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"MaxCount": 2000,
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"Drawable": {
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"Type": "SkCircleDrawable",
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"Radius": 4
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},
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"Code": [
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"uniform float2 mouse_pos;",
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"",
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"void effectSpawn(inout Effect effect) {",
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" effect.rate = 500;",
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"}",
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"",
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"void effectUpdate(inout Effect effect) {",
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" effect.pos = mouse_pos;",
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"}",
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"",
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"void spawn(inout Particle p) {",
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" p.lifetime = 2 + rand(p.seed);",
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" p.vel.y = (20 * rand(p.seed)) - 10;",
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"}",
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"",
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"void update(inout Particle p) {",
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" p.color.r = p.age;",
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" p.color.g = 1 - p.age;",
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" float s1 = 0.5 + (1.5 * p.age);",
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" float s2 = 1.0 + (-0.75 * p.age);",
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" p.scale = (s1 + (s2 - s1) * rand(p.seed)) * 0.5;",
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" p.vel.y += 20.0 * dt;",
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"}",
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""
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],
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"Bindings": []
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} |