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Convert orx-shader-phrases and orx-noise to MPP

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This commit is contained in:
Edwin Jakobs
2021-06-24 13:31:27 +02:00
parent 6a45db4491
commit 1cf5c825d6
69 changed files with 813 additions and 741 deletions
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62
orx-noise/src/commonMain/kotlin/CubicNoise3D.kt Normal file
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package org.openrndr.extra.noise
import org.openrndr.math.Vector3
private const val CUBIC_3D_BOUNDING = 1 / (1.5 * 1.5 * 1.5).toFloat()
fun cubic(seed: Int, x: Double, y: Double, z: Double) = cubic(seed, x, y, z, ::linear)
fun cubicLinear(seed: Int, x: Double, y: Double, z: Double) = cubic(seed, x, y, z, ::linear)
fun cubicQuintic(seed: Int, x: Double, y: Double, z: Double) = cubic(seed, x, y, z, ::quintic)
fun cubicHermite(seed: Int, x: Double, y: Double, z: Double) = perlin(seed, x, y, z, ::hermite)
fun cubic(seed: Int, position: Vector3) = cubic(seed, position.x, position.y, position.z, ::linear)
fun cubicLinear(seed: Int, position: Vector3) = cubic(seed, position.x, position.y, position.z, ::linear)
fun cubicQuintic(seed: Int, position: Vector3) = cubic(seed, position.x, position.y, position.z, ::quintic)
fun cubicHermite(seed: Int, position: Vector3) = perlin(seed, position.x, position.y, position.z, ::hermite)
fun cubic(seed: Int, x: Double, y: Double, z: Double, interpolator: (Double) -> Double): Double {
val x1 = x.fastFloor()
val y1 = y.fastFloor()
val z1 = z.fastFloor()
val x0 = x1 - 1
val y0 = y1 - 1
val z0 = z1 - 1
val x2 = x1 + 1
val y2 = y1 + 1
val z2 = z1 + 1
val x3 = x1 + 2
val y3 = y1 + 2
val z3 = z1 + 2
val xs = interpolator(x - x1.toFloat())
val ys = interpolator(y - y1.toFloat())
val zs = interpolator(z - z1.toFloat())
return cubic(
cubic(
cubic(valCoord3D(seed, x0, y0, z0), valCoord3D(seed, x1, y0, z0), valCoord3D(seed, x2, y0, z0), valCoord3D(seed, x3, y0, z0), xs),
cubic(valCoord3D(seed, x0, y1, z0), valCoord3D(seed, x1, y1, z0), valCoord3D(seed, x2, y1, z0), valCoord3D(seed, x3, y1, z0), xs),
cubic(valCoord3D(seed, x0, y2, z0), valCoord3D(seed, x1, y2, z0), valCoord3D(seed, x2, y2, z0), valCoord3D(seed, x3, y2, z0), xs),
cubic(valCoord3D(seed, x0, y3, z0), valCoord3D(seed, x1, y3, z0), valCoord3D(seed, x2, y3, z0), valCoord3D(seed, x3, y3, z0), xs),
ys),
cubic(
cubic(valCoord3D(seed, x0, y0, z1), valCoord3D(seed, x1, y0, z1), valCoord3D(seed, x2, y0, z1), valCoord3D(seed, x3, y0, z1), xs),
cubic(valCoord3D(seed, x0, y1, z1), valCoord3D(seed, x1, y1, z1), valCoord3D(seed, x2, y1, z1), valCoord3D(seed, x3, y1, z1), xs),
cubic(valCoord3D(seed, x0, y2, z1), valCoord3D(seed, x1, y2, z1), valCoord3D(seed, x2, y2, z1), valCoord3D(seed, x3, y2, z1), xs),
cubic(valCoord3D(seed, x0, y3, z1), valCoord3D(seed, x1, y3, z1), valCoord3D(seed, x2, y3, z1), valCoord3D(seed, x3, y3, z1), xs),
ys),
cubic(
cubic(valCoord3D(seed, x0, y0, z2), valCoord3D(seed, x1, y0, z2), valCoord3D(seed, x2, y0, z2), valCoord3D(seed, x3, y0, z2), xs),
cubic(valCoord3D(seed, x0, y1, z2), valCoord3D(seed, x1, y1, z2), valCoord3D(seed, x2, y1, z2), valCoord3D(seed, x3, y1, z2), xs),
cubic(valCoord3D(seed, x0, y2, z2), valCoord3D(seed, x1, y2, z2), valCoord3D(seed, x2, y2, z2), valCoord3D(seed, x3, y2, z2), xs),
cubic(valCoord3D(seed, x0, y3, z2), valCoord3D(seed, x1, y3, z2), valCoord3D(seed, x2, y3, z2), valCoord3D(seed, x3, y3, z2), xs),
ys),
cubic(
cubic(valCoord3D(seed, x0, y0, z3), valCoord3D(seed, x1, y0, z3), valCoord3D(seed, x2, y0, z3), valCoord3D(seed, x3, y0, z3), xs),
cubic(valCoord3D(seed, x0, y1, z3), valCoord3D(seed, x1, y1, z3), valCoord3D(seed, x2, y1, z3), valCoord3D(seed, x3, y1, z3), xs),
cubic(valCoord3D(seed, x0, y2, z3), valCoord3D(seed, x1, y2, z3), valCoord3D(seed, x2, y2, z3), valCoord3D(seed, x3, y2, z3), xs),
cubic(valCoord3D(seed, x0, y3, z3), valCoord3D(seed, x1, y3, z3), valCoord3D(seed, x2, y3, z3), valCoord3D(seed, x3, y3, z3), xs),
ys),
zs) * CUBIC_3D_BOUNDING
}