info.laht.threekt.materials.ShaderMaterial.kt Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of core Show documentation
Port of the three.js 3D javascript library for Kotlin/JVM
The newest version!
package info.laht.threekt.materials

import info.laht.threekt.core.Uniform
import info.laht.threekt.renderers.shaders.ShaderChunk

open class ShaderMaterial : Material(), MaterialWithSkinning, MaterialWithMorphTargets, MaterialWithMorphNormals,
    MaterialWithClipping, MaterialWithWireframe, MaterialWithLineWidth, MaterialWithDefaultAttributeValues {

    public override val uniforms: MutableMap
        get() = super.uniforms

    public override var vertexShader = ShaderChunk.default_vertex
    public override var fragmentShader = ShaderChunk.default_fragment

    override var linewidth = 1f

    override var wireframe = false
    override var wireframeLinewidth = 1f

    override var clipping = false // set to use user-defined clipping planes

    override var skinning = false // set to use skinning attribute streams
    override var morphTargets = false // set to use morph targets
    override var morphNormals = false // set to use morph normals

    val extensions = Extensions()

    override val defaultAttributeValues = mutableMapOf(
        "color" to floatArrayOf(1f, 1f, 1f),
        "uv" to floatArrayOf(0f, 0f),
        "uv2" to floatArrayOf(0f, 0f)
    )

    var uniformsNeedUpdate = false

    init {

        fog = false // set to use scene fog
        lights = false // set to use scene lights

    }

    override fun clone(): ShaderMaterial {
        return ShaderMaterial().copy(this)
    }

    fun copy(source: ShaderMaterial): ShaderMaterial {

        super.copy(source)

        this.fragmentShader = source.fragmentShader
        this.vertexShader = source.vertexShader

        this.wireframe = source.wireframe
        this.wireframeLinewidth = source.wireframeLinewidth

        this.lights = source.lights
        this.clipping = source.clipping

        this.skinning = source.skinning

        this.morphTargets = source.morphTargets
        this.morphNormals = source.morphNormals

        this.extensions.copy(source.extensions)

        return this
    }

    class Extensions(
        var derivatives: Boolean = false,
        var fragDepth: Boolean = false,
        var drawBuffers: Boolean = false,
        var shaderTextureLOD: Boolean = false
    ) {
        fun copy(source: Extensions): Extensions {
            this.derivatives = source.derivatives
            this.fragDepth = source.fragDepth
            this.drawBuffers = source.drawBuffers
            this.shaderTextureLOD = source.shaderTextureLOD

            return this
        }
    }

}

class RawShaderMaterial : ShaderMaterial()