Files
BetterFoliage/src/main/kotlin/mods/betterfoliage/render/pipeline/Layers.kt
2021-07-26 12:13:06 +02:00

43 lines
1.6 KiB
Kotlin

package mods.betterfoliage.render.pipeline
import mods.betterfoliage.model.SpecialRenderData
import mods.betterfoliage.RenderTypeLookup
import net.minecraft.block.Block
import net.minecraft.client.renderer.RenderType
import java.util.function.Predicate
object Layers {
val tufts = RenderType.cutout()
val connectedGrass = RenderType.solid()
val connectedDirt = RenderType.cutoutMipped()
val coral = RenderType.cutoutMipped()
}
val defaultLayerBehaviour = Predicate<RenderType> { layer -> layer == RenderType.solid() }
class WrappedLayerPredicate(val original: Predicate<RenderType>, val func: (RenderType, Predicate<RenderType>) -> Boolean) : Predicate<RenderType> {
override fun test(layer: RenderType) = func(layer, original)
}
/**
* Extension method to access the canRenderInLayer() predicate in [RenderTypeLookup]
*/
var Block.layerPredicate : Predicate<RenderType>?
get() = RenderTypeLookup.blockRenderChecks.getStatic()[delegate]
set(value) {
RenderTypeLookup.blockRenderChecks.getStatic()[delegate] = value!!
}
/**
* Add a wrapper to the block's canRenderInLayer() predicate to enable dynamic multi-layer rendering.
* If the render data for the block implements [SpecialRenderData], the layers it enables will be
* rendered _in addition to_ the block's normal layers.
*/
fun Block.extendLayers() {
val original = layerPredicate ?: defaultLayerBehaviour
if (original !is WrappedLayerPredicate) layerPredicate = WrappedLayerPredicate(original) { layer, original ->
original.test(layer) ||
(RenderCtxBase.specialRenderData.get() as? SpecialRenderData)?.canRenderInLayer(layer) ?: false
}
}