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vecmath: update to zig 0.17.0, remove x8 transpose methods (for now)

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Szymon Nowakowski
2026-10-06 21:27:34 +02:00
parent 99b8cf1d8e
commit c5c6c61251
24 changed files with 75 additions and 532 deletions
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46
packages/vecmath/src/vectors/Vector3x8.zig
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@@ -33,15 +33,6 @@ pub const Vector3x8 = struct {
return .{ .x = vm.ps(scalar), .y = vm.ps(scalar), .z = vm.ps(scalar) };
}
pub inline fn initArrayOfVectors(vectors: [8]vm.Vector3) Vector3x8 {
const vector: @Vector(24, f32) = @as([24]f32, @bitCast(vectors));
return .{
.x = @shuffle(f32, vector, undefined, [_]i32{ 0, 3, 6, 9, 12, 15, 18, 21 }),
.y = @shuffle(f32, vector, undefined, [_]i32{ 1, 4, 7, 10, 13, 16, 19, 22 }),
.z = @shuffle(f32, vector, undefined, [_]i32{ 2, 5, 8, 11, 14, 17, 20, 23 }),
};
}
pub inline fn splat(vector: vm.Vector3) Vector3x8 {
return .{ .x = vm.ps(vector.x), .y = vm.ps(vector.y), .z = vm.ps(vector.z) };
}
@@ -60,47 +51,10 @@ pub const Vector3x8 = struct {
return .{ .x = self.x, .y = self.y, .z = self.z, .w = w };
}
pub inline fn asArrayOfVectors(self: Vector3x8) [8]vm.Vector3 {
const vector: @Vector(24, f32) = self.x ++ self.y ++ self.z;
return @bitCast(@as([16]f32, @shuffle(f32, vector, undefined, [_]i32{
0, 8, 16,
1, 9, 17,
2, 10, 18,
3, 11, 19,
4, 12, 20,
5, 13, 21,
6, 14, 22,
7, 15, 23,
})));
}
pub inline fn unpack(self: Vector3x8) [3]vm.f32x8 {
return .{ self.x, self.y, self.z };
}
// --- LOAD AND STORE ------------------------------------------------------
pub inline fn loadArrayTranspose(self: *Vector3x8, array: *const [8]vm.Vector3) void {
const vector: @Vector(24, f32) = @as(*const [24]f32, @ptrCast(array)).*;
self.x = @shuffle(f32, vector, undefined, [_]i32{ 0, 3, 6, 9, 12, 15, 18, 21 });
self.y = @shuffle(f32, vector, undefined, [_]i32{ 1, 4, 7, 10, 13, 16, 19, 22 });
self.z = @shuffle(f32, vector, undefined, [_]i32{ 2, 5, 8, 11, 14, 17, 20, 23 });
}
pub inline fn storeArrayOfVectors(self: *const Vector3x8, array: *[8]vm.Vector3) void {
const vector: @Vector(24, f32) = self.x ++ self.y ++ self.z;
@as(*[24]f32, @ptrCast(array)).* = @shuffle(f32, vector, undefined, [_]i32{
0, 8, 16,
1, 9, 17,
2, 10, 18,
3, 11, 19,
4, 12, 20,
5, 13, 21,
6, 14, 22,
7, 15, 23,
});
}
// --- COMPONENT-WISE ------------------------------------------------------
pub inline fn add(self: Vector3x8, other: Vector3x8) Vector3x8 {