29 lines
446 B
V
29 lines
446 B
V
module objects
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import math
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import rand
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pub struct Vector {
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pub mut:
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x f32
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y f32
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}
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pub fn (a Vector) + (b Vector) Vector {
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return Vector{a.x + b.x, a.y + b.y}
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}
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pub fn (vector Vector) mult(scalar f32) Vector {
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return Vector{vector.x * scalar, vector.y * scalar}
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}
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pub fn random_vector_in_circle() Vector {
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theta := rand.f32n(2 * math.pi)
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y := rand.f32()
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return Vector{
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x: f32(y * math.sin(theta))
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y: f32(y * math.cos(theta))
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}
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}
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