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examples: use math.vec in examples/sokol/particles (#16780)

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This commit is contained in:
Larpon
2022-12-27 14:19:08 +01:00
committed by GitHub
parent c5c7b3a054
commit 161595b041
4 changed files with 13 additions and 102 deletions
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10
examples/sokol/particles/modules/particle/system.v
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@ -2,7 +2,7 @@
// Use of this source code is governed by an MIT license file distributed with this software package
module particle
import particle.vec2
import math.vec
import rand
import sokol.sgl
@ -22,7 +22,7 @@ pub fn (mut s System) init(sc SystemConfig) {
unsafe { s.pool.flags.set(.noslices | .noshrink) }
unsafe { s.bin.flags.set(.noslices | .noshrink) }
for i := 0; i < sc.pool; i++ {
p := new(vec2.Vec2{f32(s.width) * 0.5, f32(s.height) * 0.5})
p := new(vec.Vec2[f64]{f32(s.width) * 0.5, f32(s.height) * 0.5})
s.bin << p
}
}
@ -69,16 +69,16 @@ pub fn (mut s System) reset() {
pub fn (mut s System) explode(x f32, y f32) {
mut reserve := 500
center := vec2.Vec2{x, y}
center := vec.Vec2[f64]{x, y}
mut p := &Particle(0)
mut moved := 0
for i := 0; i < s.bin.len && reserve > 0; i++ {
p = s.bin[i]
p.reset()
p.location.from(center)
p.acceleration = vec2.Vec2{rand.f32_in_range(-0.5, 0.5) or { -0.5 }, rand.f32_in_range(-0.5,
p.acceleration = vec.Vec2[f64]{rand.f32_in_range(-0.5, 0.5) or { -0.5 }, rand.f32_in_range(-0.5,
0.5) or { -0.5 }}
p.velocity = vec2.Vec2{rand.f32_in_range(-0.5, 0.5) or { -0.5 }, rand.f32_in_range(-0.5,
p.velocity = vec.Vec2[f64]{rand.f32_in_range(-0.5, 0.5) or { -0.5 }, rand.f32_in_range(-0.5,
0.5) or { -0.5 }}
p.life_time = rand.f64_in_range(500, 2000) or { 500 }
s.pool << p