de.bixilon.kotlinglm.vec1.Vec1.kt Maven / Gradle / Ivy

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package de.bixilon.kotlinglm.vec1

import de.bixilon.kotlinglm.*
import de.bixilon.kotlinglm.vec1.operators.op_Vec1
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 java.nio.*
import kotlin.math.abs

/**
 * Created by GBarbieri on 28.04.2017.
 */

class Vec1(x: Float) : Vec1t(x), ToFloatBuffer {

    // -- Implicit basic constructors --

    constructor() : this(0f)
    constructor(v: Vec1) : this(v.x)

    // -- 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.f)
    constructor(v: Vec2bool) : this(v.x.f)
    constructor(v: Vec3bool) : this(v.x.f)
    constructor(v: Vec4bool) : this(v.x.f)

    constructor(bytes: ByteArray, index: Int = 0, oneByteOneFloat: Boolean = false, bigEndian: Boolean = true)
            : this(if (oneByteOneFloat) bytes[index].f else bytes.getFloat(index, bigEndian))

    constructor(chars: CharArray, index: Int = 0) : this(chars[index].f)
    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].f)

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

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

    constructor(bytes: ByteBuffer, index: Int = bytes.pos, oneByteOneFloat: Boolean = false)
            : this(if (oneByteOneFloat) bytes[index].f else bytes.getFloat(index))

    constructor(chars: CharBuffer, index: Int = chars.pos) : this(chars[index].f)
    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) -> Float) : this(block(0))
    constructor(ptr: FloatPtr) : this(ptr[0])

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


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

    fun set(bytes: ByteBuffer, index: Int = bytes.pos, oneByteOneFloat: Boolean = false) {
        x = if (oneByteOneFloat) bytes[index].f else bytes.getFloat(index)
    }

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

    operator fun invoke(x: Float): Vec1 {
        this.x = x
        return this
    }

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

    override operator fun invoke(x: Number): Vec1 {
        this.x = x.f
        return this
    }

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


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

    fun toFloatArray(): FloatArray = to(FloatArray(length), 0)
    infix fun to(floats: FloatArray): FloatArray = to(floats, 0)
    fun to(floats: FloatArray, index: Int): FloatArray {
        floats[index] = x
        return floats
    }

    override fun to(buf: FloatBuffer, offset: Int): FloatBuffer {
        buf[offset] = x
        return buf
    }

    infix fun to(ptr: FloatPtr){
        ptr[0] = x
    }

    infix fun to(ptr: Ptr) = to(FloatPtr(ptr))
    infix fun to(ptr: BytePtr) = to(FloatPtr(ptr.adr))

    // -- Unary arithmetic operators --

    operator fun unaryPlus() = this

    operator fun unaryMinus() = Vec1(-x)


    // -- Increment main.and decrement operators --

    operator fun inc() = plus(Vec1(), this, 1f)

    infix fun inc(res: Vec1) = plus(res, this, 1f)
    fun incAssign() = plus(this, this, 1f)


    operator fun dec() = minus(Vec1(), this, 1f)
    infix fun dec(res: Vec1) = minus(res, this, 1f)
    fun decAssign() = minus(this, this, 1f)


    // -- Specific binary arithmetic operators --

    infix operator fun plus(b: Float) = plus(Vec1(), this, b)
    infix operator fun plus(b: Vec1) = plus(Vec1(), this, b.x)

    fun plus(b: Float, res: Vec1) = plus(res, this, b)
    fun plus(b: Vec1, res: Vec1) = plus(res, this, b.x)

    infix operator fun plusAssign(b: Float) {
        plus(this, this, b)
    }

    infix operator fun plusAssign(b: Vec1) {
        plus(this, this, b.x)
    }


    infix operator fun minus(b: Float) = minus(Vec1(), this, b)
    infix operator fun minus(b: Vec1) = minus(Vec1(), this, b.x)

    fun minus(b: Float, res: Vec1) = minus(res, this, b)
    fun minus(b: Vec1, res: Vec1) = minus(res, this, b.x)

    infix operator fun minusAssign(b: Float) {
        minus(this, this, b)
    }

    infix operator fun minusAssign(b: Vec1) {
        minus(this, this, b.x)
    }


    infix operator fun times(b: Float) = times(Vec1(), this, b)
    infix operator fun times(b: Vec1) = times(Vec1(), this, b.x)

    fun times(b: Float, res: Vec1) = times(res, this, b)
    fun times(b: Vec1, res: Vec1) = times(res, this, b.x)

    infix operator fun timesAssign(b: Float) {
        times(this, this, b)
    }

    infix operator fun timesAssign(b: Vec1) {
        times(this, this, b.x)
    }


    infix operator fun div(b: Float) = div(Vec1(), this, b)
    infix operator fun div(b: Vec1) = div(Vec1(), this, b.x)

    fun div(b: Float, res: Vec1) = div(res, this, b)
    fun div(b: Vec1, res: Vec1) = div(res, this, b.x)

    infix operator fun divAssign(b: Float) {
        div(this, this, b)
    }

    infix operator fun divAssign(b: Vec1) {
        div(this, this, b.x)
    }


    infix operator fun rem(b: Float) = rem(Vec1(), this, b)
    infix operator fun rem(b: Vec1) = rem(Vec1(), this, b.x)

    fun rem(b: Float, res: Vec1) = rem(res, this, b)
    fun rem(b: Vec1, res: Vec1) = rem(res, this, b.x)

    infix operator fun remAssign(b: Float) {
        rem(this, this, b)
    }

    infix operator fun remAssign(b: Vec1) {
        rem(this, this, b.x)
    }


    // -- Generic binary arithmetic operators --

    infix operator fun plus(b: Number) = plus(Vec1(), this, b.f)
    infix operator fun plus(b: Vec1t) = plus(Vec1(), this, b.x.f)

    fun plus(b: Number, res: Vec1) = plus(res, this, b.f)
    fun plus(b: Vec1t, res: Vec1) = plus(res, this, b.x.f)

    infix operator fun plusAssign(b: Number) {
        plus(this, this, b.f)
    }

    infix operator fun plusAssign(b: Vec1t) {
        plus(this, this, b.x.f)
    }


    infix operator fun minus(b: Number) = minus(Vec1(), this, b.f)
    infix operator fun minus(b: Vec1t) = minus(Vec1(), this, b.x.f)

    fun minus(b: Number, res: Vec1) = minus(res, this, b.f)
    fun minus(b: Vec1t, res: Vec1) = minus(res, this, b.x.f)

    infix operator fun minusAssign(b: Number) {
        minus(this, this, b.f)
    }

    infix operator fun minusAssign(b: Vec1t) {
        minus(this, this, b.x.f)
    }


    infix operator fun times(b: Number) = times(Vec1(), this, b.f)
    infix operator fun times(b: Vec1t) = times(Vec1(), this, b.x.f)

    fun times(b: Number, res: Vec1) = times(res, this, b.f)
    fun times(b: Vec1t, res: Vec1) = times(res, this, b.x.f)

    infix operator fun timesAssign(b: Number) {
        times(this, this, b.f)
    }

    infix operator fun timesAssign(b: Vec1t) {
        times(this, this, b.x.f)
    }


    infix operator fun div(b: Number) = div(Vec1(), this, b.f)
    infix operator fun div(b: Vec1t) = div(Vec1(), this, b.x.f)

    fun div(b: Number, res: Vec1) = div(res, this, b.f)
    fun div(b: Vec1t, res: Vec1) = div(res, this, b.x.f)

    infix operator fun divAssign(b: Number) {
        div(this, this, b.f)
    }

    infix operator fun divAssign(b: Vec1t) {
        div(this, this, b.x.f)
    }


    infix operator fun rem(b: Number) = rem(Vec1(), this, b.f)
    infix operator fun rem(b: Vec1t) = rem(Vec1(), this, b.x.f)

    fun rem(b: Number, res: Vec1) = rem(res, this, b.f)
    fun rem(b: Vec1t, res: Vec1) = rem(res, this, b.x.f)

    infix operator fun remAssign(b: Number) {
        rem(this, this, b.f)
    }

    infix operator fun remAssign(b: Vec1t) {
        rem(this, this, b.x.f)
    }


    companion object : op_Vec1 {
        const val length = Vec1t.length
        @JvmField
        val size = length * Float.BYTES
    }

    override fun size() = size

    override fun elementCount() = length

    override fun equals(other: Any?) = other is Vec1 && this[0] == other[0]
    fun equal(b: Vec1, epsilon: Float = GLM.εf): Boolean = abs(x - b.x) <= epsilon
    fun notEqual(b: Vec1, epsilon: Float = GLM.εf): Boolean = !equal(b, epsilon)

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