Files
BetterFoliage/src/main/kotlin/mods/betterfoliage/render/column/ColumnModel.kt
octarine-noise df50f61b0d [WIP] initial Fabric port
major package refactoring
2020-02-05 13:43:54 +01:00

108 lines
5.1 KiB
Kotlin

package mods.betterfoliage.render.column
import mods.betterfoliage.chunk.CachedBlockCtx
import mods.betterfoliage.chunk.ChunkOverlayManager
import mods.betterfoliage.render.column.ColumnLayerData.NormalRender
import mods.betterfoliage.render.column.ColumnLayerData.SpecialRender.BlockType.*
import mods.betterfoliage.render.column.ColumnLayerData.SpecialRender.QuadrantType.*
import mods.betterfoliage.resource.model.WrappedBakedModel
import net.fabricmc.fabric.api.renderer.v1.render.RenderContext
import net.minecraft.block.BlockState
import net.minecraft.client.render.model.BakedModel
import net.minecraft.util.math.BlockPos
import net.minecraft.util.math.Direction.Axis
import net.minecraft.world.ExtendedBlockView
import java.util.*
import java.util.function.Supplier
abstract class ColumnModelBase(wrapped: BakedModel) : WrappedBakedModel(wrapped) {
abstract val enabled: Boolean
abstract val overlayLayer: ColumnRenderLayer
abstract val connectPerpendicular: Boolean
abstract fun getMeshSet(axis: Axis, quadrant: Int): ColumnMeshSet
override fun emitBlockQuads(blockView: ExtendedBlockView, state: BlockState, pos: BlockPos, randomSupplier: Supplier<Random>, context: RenderContext) {
val ctx = CachedBlockCtx(blockView, pos)
val roundLog = ChunkOverlayManager.get(overlayLayer, ctx)
when(roundLog) {
ColumnLayerData.SkipRender -> return
NormalRender -> return super.emitBlockQuads(blockView, state, pos, randomSupplier, context)
ColumnLayerData.ResolveError, null -> {
return super.emitBlockQuads(blockView, state, pos, randomSupplier, context)
}
}
// if log axis is not defined and "Default to vertical" config option is not set, render normally
if ((roundLog as ColumnLayerData.SpecialRender).column.axis == null && !overlayLayer.defaultToY) {
return super.emitBlockQuads(blockView, state, pos, randomSupplier, context)
}
val axis = roundLog.column.axis ?: Axis.Y
val baseRotation = ColumnMeshSet.baseRotation(axis)
ColumnMeshSet.quadrantRotations.forEachIndexed { idx, quadrantRotation ->
// set rotation for the current quadrant
val rotation = baseRotation + quadrantRotation
val meshSet = getMeshSet(axis, idx)
// disallow sharp discontinuities in the chamfer radius, or tapering-in where inappropriate
if (roundLog.quadrants[idx] == LARGE_RADIUS &&
roundLog.upType == PARALLEL && roundLog.quadrantsTop[idx] != LARGE_RADIUS &&
roundLog.downType == PARALLEL && roundLog.quadrantsBottom[idx] != LARGE_RADIUS) {
roundLog.quadrants[idx] = SMALL_RADIUS
}
// select meshes for current quadrant based on connectivity rules
val sideMesh = when (roundLog.quadrants[idx]) {
SMALL_RADIUS -> meshSet.sideRoundSmall[idx]
LARGE_RADIUS -> if (roundLog.upType == PARALLEL && roundLog.quadrantsTop[idx] == SMALL_RADIUS) meshSet.transitionTop[idx]
else if (roundLog.downType == PARALLEL && roundLog.quadrantsBottom[idx] == SMALL_RADIUS) meshSet.transitionBottom[idx]
else meshSet.sideRoundLarge[idx]
SQUARE -> meshSet.sideSquare[idx]
else -> null
}
val upMesh = when(roundLog.upType) {
NONSOLID -> meshSet.flatTop(roundLog.quadrants, idx)
PERPENDICULAR -> {
if (!connectPerpendicular) {
meshSet.flatTop(roundLog.quadrants, idx)
} else {
meshSet.extendTop(roundLog.quadrants, idx)
}
}
PARALLEL -> {
if (roundLog.quadrants[idx] discontinuousWith roundLog.quadrantsTop[idx] &&
roundLog.quadrants[idx].let { it == SQUARE || it == INVISIBLE } )
meshSet.flatTop(roundLog.quadrants, idx)
else null
}
else -> null
}
val downMesh = when(roundLog.downType) {
NONSOLID -> meshSet.flatBottom(roundLog.quadrants, idx)
PERPENDICULAR -> {
if (!connectPerpendicular) {
meshSet.flatBottom(roundLog.quadrants, idx)
} else {
meshSet.extendBottom(roundLog.quadrants, idx)
}
}
PARALLEL -> {
if (roundLog.quadrants[idx] discontinuousWith roundLog.quadrantsBottom[idx] &&
roundLog.quadrants[idx].let { it == SQUARE || it == INVISIBLE } )
meshSet.flatBottom(roundLog.quadrants, idx)
else null
}
else -> null
}
// render
sideMesh?.let { context.meshConsumer().accept(it) }
upMesh?.let { context.meshConsumer().accept(it) }
downMesh?.let { context.meshConsumer().accept(it) }
}
}
}