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Add Vector3 class

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* Add Vector3 class

* Add Vector3 test
This commit is contained in:
tfarley 2016-07-24 22:21:14 -07:00 committed by pschord
parent d2b6a8c451
commit 9d76d08948
3 changed files with 50 additions and 0 deletions
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4
common/src/main/scala/net/psforever/newcodecs/package.scala
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@ -1,10 +1,14 @@
// Copyright (c) 2016 PSForever.net to present
package net.psforever.newcodecs
import scodec.Attempt
import scodec.Attempt.{Failure, Successful}
import scodec.Codec
package object newcodecs {
def q_double(min: Double, max: Double, bits: Int): Codec[Double] = new QuantizedDoubleCodec(min, max, bits)
def q_float(min : Double, max : Double, bits : Int): Codec[Float] = q_double(min, max, bits).narrow(v => Attempt.successful(v.toFloat), _.toDouble)
}

24
common/src/main/scala/net/psforever/types/Vector3.scala Normal file
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@ -0,0 +1,24 @@
// Copyright (c) 2016 PSForever.net to present
package net.psforever.types
import net.psforever.newcodecs._
import scodec.Codec
import scodec.codecs._
final case class Vector3(x : Float,
y : Float,
z : Float)
object Vector3 {
implicit val codec_pos : Codec[Vector3] = (
("x" | newcodecs.q_float(0.0, 8192.0, 20)) ::
("y" | newcodecs.q_float(0.0, 8192.0, 20)) ::
("z" | newcodecs.q_float(0.0, 1024.0, 16))
).as[Vector3]
implicit val codec_vel : Codec[Vector3] = (
("x" | newcodecs.q_float(-256.0, 256.0, 14)) ::
("y" | newcodecs.q_float(-256.0, 256.0, 14)) ::
("z" | newcodecs.q_float(-256.0, 256.0, 14))
).as[Vector3]
}

22
common/src/test/scala/CodecTest.scala
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@ -1,6 +1,7 @@
// Copyright (c) 2016 PSForever.net to present
import org.specs2.mutable._
import net.psforever.newcodecs._
import net.psforever.types._
import scodec.bits._
class CodecTest extends Specification {
@ -31,4 +32,25 @@ class CodecTest extends Specification {
newcodecs.q_double(-256.0, 256.0, 14).encode(257.0).require.bytes mustEqual string_6
}
}
"Vector3" should {
val string_pos = hex"6E2D762222B616"
val string_vel = hex"857D4E0FFFC0"
"decode position" in {
Vector3.codec_pos.decode(string_pos.bits).require.value mustEqual Vector3(3674.859375f, 1092.7656f, 90.84375f)
}
"encode position" in {
Vector3.codec_pos.encode(Vector3(3674.859375f, 1092.7656f, 90.84375f)).require.bytes mustEqual string_pos
}
"decode velocity" in {
Vector3.codec_vel.decode(string_vel.bits).require.value mustEqual Vector3(-3.84375f, 2.59375f, 255.96875f)
}
"encode velocity" in {
Vector3.codec_vel.encode(Vector3(-3.84375f, 2.59375f, 255.96875f)).require.bytes mustEqual string_vel
}
}
}