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allow vectors to be assigned from arrays of convertible types

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Matthew 2025-09-01 04:35:35 +10:00
parent 0120100cc7
commit e10033bb74
1 changed files with 13 additions and 1 deletions
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14
math.d
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@ -100,12 +100,18 @@ struct Vector(T, int N)
} }
} }
ref Vector opAssign(U)(U x) if (is(U: T)) ref Vector opAssign(U)(U x) if (is(U: T) || isAssignable!(T, U))
{ {
mixin(GenerateLoop!("v[@] = x;", N)()); mixin(GenerateLoop!("v[@] = x;", N)());
return this; return this;
} }
ref Vector opAssign(U)(U u) if (isStaticArray!(U) && U.length == N && isAssignable!(T, typeof(*U.init.ptr)))
{
mixin(GenerateLoop!("v[@] = u[@];", N)());
return this;
}
ref Vector opAssign(U)(U u) if (is(U : Vector)) ref Vector opAssign(U)(U u) if (is(U : Vector))
{ {
v[] = u.v[]; v[] = u.v[];
@ -1113,4 +1119,10 @@ unittest
assert(v3 == v4, "Vec3 CrossN failure"); assert(v3 == v4, "Vec3 CrossN failure");
} }
*/ */
{ // Vectors
u32[4] arr = [1, 2, 3, 4];
Vec4 vec = Vec4(arr);
assert(vec == Vec4(1.0, 2.0, 3.0, 4.0));
}
} }