de.bixilon.kotlinglm.vec1.Vec1s.kt Maven / Gradle / Ivy

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Kotlin port of OpenGL Mathematics (GLM)
There is a newer version: 0.9.9.1-12
package de.bixilon.kotlinglm.vec1

import de.bixilon.kotlinglm.*
import de.bixilon.kotlinglm.vec1.operators.op_Vec1s
import de.bixilon.kotlinglm.vec2.Vec2bool
import de.bixilon.kotlinglm.vec2.Vec2t
import de.bixilon.kotlinglm.vec3.Vec3bool
import de.bixilon.kotlinglm.vec3.Vec3t
import de.bixilon.kotlinglm.vec4.Vec4bool
import de.bixilon.kotlinglm.vec4.Vec4t
import kool.*
import org.lwjgl.system.MemoryStack
import java.nio.*
import kotlin.math.abs

/**
 * Created by GBarbieri on 04.04.2017.
 */

class Vec1s(x: Short) : Vec1t(x) {

    // -- Implicit basic constructors --

    constructor() : this(0)
    constructor(s: Number) : this(s.s)

    // -- Explicit basic constructors --
    // Explicit conversions (From section 5.4.1 Conversion and scalar constructors of GLSL 1.30.08 specification)

    constructor(v: Vec1t) : this(v.x)
    constructor(v: Vec2t) : this(v.x)
    constructor(v: Vec3t) : this(v.x)
    constructor(v: Vec4t) : this(v.x)

    constructor(v: Vec1bool) : this(v.x.i)
    constructor(v: Vec2bool) : this(v.x.i)
    constructor(v: Vec3bool) : this(v.x.i)
    constructor(v: Vec4bool) : this(v.x.i)

    constructor(bytes: ByteArray, index: Int = 0, oneByteOneInt: Boolean = false, bigEndian: Boolean = true)
            : this(if (oneByteOneInt) bytes[index].i else bytes.getInt(index, bigEndian))

    constructor(chars: CharArray, index: Int = 0) : this(chars[index].i)
    constructor(shorts: ShortArray, index: Int = 0) : this(shorts[index])
    constructor(ints: IntArray, index: Int = 0) : this(ints[index])
    constructor(longs: LongArray, index: Int = 0) : this(longs[index])
    constructor(floats: FloatArray, index: Int = 0) : this(floats[index])
    constructor(doubles: DoubleArray, index: Int = 0) : this(doubles[index])
    constructor(booleans: BooleanArray, index: Int = 0) : this(booleans[index].i)

    constructor(numbers: Array, index: Int = 0) : this(numbers[index])
    constructor(chars: Array, index: Int = 0) : this(chars[index].i)
    constructor(booleans: Array, index: Int = 0) : this(booleans[index].i)

    constructor(list: List, index: Int = 0) : this() {
        put(list, index)
    }

    constructor(bytes: ByteBuffer, index: Int = bytes.pos, oneByteOneInt: Boolean = false)
            : this(if (oneByteOneInt) bytes[index].i else bytes.getInt(index))

    constructor(chars: CharBuffer, index: Int = chars.pos) : this(chars[index].i)
    constructor(shorts: ShortBuffer, index: Int = shorts.pos) : this(shorts[index])
    constructor(ints: IntBuffer, index: Int = ints.pos) : this(ints[index])
    constructor(longs: LongBuffer, index: Int = longs.pos) : this(longs[index])
    constructor(floats: FloatBuffer, index: Int = floats.pos) : this(floats[index])
    constructor(doubles: DoubleBuffer, index: Int = doubles.pos) : this(doubles[index])

    constructor(block: (Int) -> Int) : this(block(0))
    constructor(ptr: ShortPtr) : this(ptr[0])


    fun set(bytes: ByteArray, index: Int = 0, oneByteOneInt: Boolean = false, bigEndian: Boolean = true) {
        x = if (oneByteOneInt) bytes[index].s else bytes.getShort(index, bigEndian)
    }

    fun set(bytes: ByteBuffer, index: Int = bytes.pos, oneByteOneInt: Boolean = false) {
        x = if (oneByteOneInt) bytes[index].s else bytes.getShort(index)
    }


    fun put(x: Short) {
        this.x = x
    }

    operator fun invoke(x: Short): Vec1s {
        this.x = x
        return this
    }

    override fun put(x: Number) {
        this.x = x.s
    }

    override operator fun invoke(x: Number): Vec1s {
        this.x = x.s
        return this
    }

    fun to(bytes: ByteArray, index: Int): ByteArray = to(bytes, index, true)
    override fun to(bytes: ByteArray, index: Int, bigEndian: Boolean): ByteArray {
        bytes.putShort(index, x)
        return bytes
    }

    override fun to(buf: ByteBuffer, offset: Int): ByteBuffer = buf.putShort(offset, x)

    fun toShortArray(): ShortArray = to(ShortArray(length), 0)
    infix fun to(shorts: ShortArray): ShortArray = to(shorts, 0)
    fun to(shorts: ShortArray, index: Int): ShortArray {
        shorts[index] = x
        return shorts
    }

    infix fun toShortBuffer(stack: MemoryStack): ShortBuffer = to(stack.mallocShort(length), 0)
    fun toShortBuffer(): ShortBuffer = to(ShortBuffer(length), 0)
    infix fun to(buf: ShortBuffer): ShortBuffer = to(buf, buf.pos)
    fun to(buf: ShortBuffer, index: Int): ShortBuffer {
        buf[index] = x
        return buf
    }


    // -- Specific binary arithmetic operators --

//    TODO

    companion object : op_Vec1s {
        const val length = Vec1t.length
        @JvmField
        val size = length * Short.BYTES
    }

    override fun size() = size

    override fun equals(other: Any?) = other is Vec1s && this[0] == other[0]
    fun equal(b: Vec1s, epsilon: Int = 0): Boolean = abs(x - b.x) <= epsilon
    fun notEqual(b: Vec1s, epsilon: Int = 0): Boolean = !equal(b, epsilon)

    override fun hashCode() = x.hashCode()
}