Files
BetterFoliage/src/main/kotlin/mods/betterfoliage/client/render/AbstractRenderColumn.kt
octarine-noise 35ce80c602 added config option for rendering Round Logs with unknown axis
added Tangle Logs to the default whitelist
2016-01-30 12:20:13 +01:00

332 lines
15 KiB
Kotlin

package mods.betterfoliage.client.render
import mods.betterfoliage.client.config.BlockMatcher
import mods.betterfoliage.client.render.AbstractRenderColumn.BlockType.*
import mods.betterfoliage.client.render.AbstractRenderColumn.QuadrantType.*
import mods.octarinecore.client.render.*
import mods.octarinecore.client.resource.BlockTextureInspector
import mods.octarinecore.common.Int3
import mods.octarinecore.common.Rotation
import mods.octarinecore.common.face
import mods.octarinecore.common.rot
import net.minecraft.block.state.IBlockState
import net.minecraft.client.renderer.BlockRendererDispatcher
import net.minecraft.client.renderer.WorldRenderer
import net.minecraft.client.renderer.texture.TextureAtlasSprite
import net.minecraft.client.renderer.texture.TextureMap
import net.minecraft.util.EnumFacing
import net.minecraft.util.EnumFacing.*
import net.minecraft.util.EnumWorldBlockLayer
data class ColumnInfo(val topTexture: TextureAtlasSprite,
val bottomTexture: TextureAtlasSprite,
val sideTexture: TextureAtlasSprite)
open class ColumnTextures(val matcher: BlockMatcher) : BlockTextureInspector<ColumnInfo>() {
init {
matchClassAndModel(matcher, "block/column_side", listOf("end", "end", "side"))
matchClassAndModel(matcher, "block/cube_column", listOf("end", "end", "side"))
matchClassAndModel(matcher, "block/cube_all", listOf("all", "all", "all"))
}
override fun processTextures(state: IBlockState, textures: List<TextureAtlasSprite>, atlas: TextureMap) =
ColumnInfo(textures[0], textures[1], textures[2])
}
/** Index of SOUTH-EAST quadrant. */
const val SE = 0
/** Index of NORTH-EAST quadrant. */
const val NE = 1
/** Index of NORTH-WEST quadrant. */
const val NW = 2
/** Index of SOUTH-WEST quadrant. */
const val SW = 3
@Suppress("NOTHING_TO_INLINE")
abstract class AbstractRenderColumn(modId: String) : AbstractBlockRenderingHandler(modId) {
enum class BlockType { SOLID, NONSOLID, PARALLEL, PERPENDICULAR }
enum class QuadrantType { SMALL_RADIUS, LARGE_RADIUS, SQUARE, INVISIBLE }
/** The rotations necessary to bring the models in position for the 4 quadrants */
val quadrantRotations = Array(4) { Rotation.rot90[UP.ordinal] * it }
// ============================
// Configuration
// ============================
abstract val radiusSmall: Double
abstract val radiusLarge: Double
abstract val surroundPredicate: (IBlockState) -> Boolean
abstract val connectPerpendicular: Boolean
abstract val connectSolids: Boolean
abstract val lenientConnect: Boolean
// ============================
// Models
// ============================
val sideSquare = model { columnSideSquare(-0.5, 0.5) }
val sideRoundSmall = model { columnSide(radiusSmall, -0.5, 0.5) }
val sideRoundLarge = model { columnSide(radiusLarge, -0.5, 0.5) }
val extendTopSquare = model { columnSideSquare(0.5, 0.5 + radiusLarge, topExtension(radiusLarge)) }
val extendTopRoundSmall = model { columnSide(radiusSmall, 0.5, 0.5 + radiusLarge, topExtension(radiusLarge)) }
val extendTopRoundLarge = model { columnSide(radiusLarge, 0.5, 0.5 + radiusLarge, topExtension(radiusLarge)) }
inline fun extendTop(type: QuadrantType) = when(type) {
SMALL_RADIUS -> extendTopRoundSmall.model
LARGE_RADIUS -> extendTopRoundLarge.model
SQUARE -> extendTopSquare.model
INVISIBLE -> extendTopSquare.model
else -> null
}
val extendBottomSquare = model { columnSideSquare(-0.5 - radiusLarge, -0.5, bottomExtension(radiusLarge)) }
val extendBottomRoundSmall = model { columnSide(radiusSmall, -0.5 - radiusLarge, -0.5, bottomExtension(radiusLarge)) }
val extendBottomRoundLarge = model { columnSide(radiusLarge, -0.5 - radiusLarge, -0.5, bottomExtension(radiusLarge)) }
inline fun extendBottom(type: QuadrantType) = when (type) {
SMALL_RADIUS -> extendBottomRoundSmall.model
LARGE_RADIUS -> extendBottomRoundLarge.model
SQUARE -> extendBottomSquare.model
INVISIBLE -> extendBottomSquare.model
else -> null
}
val topSquare = model { columnLidSquare() }
val topRoundSmall = model { columnLid(radiusSmall) }
val topRoundLarge = model { columnLid(radiusLarge) }
inline fun flatTop(type: QuadrantType) = when(type) {
SMALL_RADIUS -> topRoundSmall.model
LARGE_RADIUS -> topRoundLarge.model
SQUARE -> topSquare.model
INVISIBLE -> topSquare.model
else -> null
}
val bottomSquare = model { columnLidSquare() { it.rotate(rot(EAST) * 2 + rot(UP)) } }
val bottomRoundSmall = model { columnLid(radiusSmall) { it.rotate(rot(EAST) * 2 + rot(UP)) } }
val bottomRoundLarge = model { columnLid(radiusLarge) { it.rotate(rot(EAST) * 2 + rot(UP)) } }
inline fun flatBottom(type: QuadrantType) = when(type) {
SMALL_RADIUS -> bottomRoundSmall.model
LARGE_RADIUS -> bottomRoundLarge.model
SQUARE -> bottomSquare.model
INVISIBLE -> bottomSquare.model
else -> null
}
val transitionTop = model { mix(sideRoundLarge.model, sideRoundSmall.model) { it > 1 } }
val transitionBottom = model { mix(sideRoundSmall.model, sideRoundLarge.model) { it > 1 } }
inline fun continous(q1: QuadrantType, q2: QuadrantType) =
q1 == q2 || ((q1 == SQUARE || q1 == INVISIBLE) && (q2 == SQUARE || q2 == INVISIBLE))
abstract val axisFunc: (IBlockState)->EnumFacing.Axis?
abstract val blockPredicate: (IBlockState)->Boolean
abstract val sideTexture: (ShadingContext, Int, Quad)->TextureAtlasSprite?
abstract val upTexture: (ShadingContext, Int, Quad)->TextureAtlasSprite?
abstract val downTexture: (ShadingContext, Int, Quad)->TextureAtlasSprite?
@Suppress("NON_EXHAUSTIVE_WHEN")
override fun render(ctx: BlockContext, dispatcher: BlockRendererDispatcher, renderer: WorldRenderer, layer: EnumWorldBlockLayer): Boolean {
if (ctx.isSurroundedBy(surroundPredicate) ) return false
// get AO data
modelRenderer.updateShading(Int3.zero, allFaces)
// check log neighborhood
val logAxis = ctx.blockAxis ?: return renderWorldBlockBase(ctx, dispatcher, renderer, null)
val baseRotation = rotationFromUp[(logAxis to AxisDirection.POSITIVE).face.ordinal]
val upType = ctx.blockType(baseRotation, logAxis, Int3(0, 1, 0))
val downType = ctx.blockType(baseRotation, logAxis, Int3(0, -1, 0))
val quadrants = Array(4) { SMALL_RADIUS }.checkNeighbors(ctx, baseRotation, logAxis, 0)
val quadrantsTop = Array(4) { SMALL_RADIUS }
if (upType == PARALLEL) quadrantsTop.checkNeighbors(ctx, baseRotation, logAxis, 1)
val quadrantsBottom = Array(4) { SMALL_RADIUS }
if (downType == PARALLEL) quadrantsBottom.checkNeighbors(ctx, baseRotation, logAxis, -1)
quadrantRotations.forEachIndexed { idx, quadrantRotation ->
// set rotation for the current quadrant
val rotation = baseRotation + quadrantRotation
// disallow sharp discontinuities in the chamfer radius, or tapering-in where inappropriate
if (quadrants[idx] == LARGE_RADIUS &&
upType == PARALLEL && quadrantsTop[idx] != LARGE_RADIUS &&
downType == PARALLEL && quadrantsBottom[idx] != LARGE_RADIUS) {
quadrants[idx] = SMALL_RADIUS
}
// render side of current quadrant
val sideModel = when (quadrants[idx]) {
SMALL_RADIUS -> sideRoundSmall.model
LARGE_RADIUS -> if (upType == PARALLEL && quadrantsTop[idx] == SMALL_RADIUS) transitionTop.model
else if (downType == PARALLEL && quadrantsBottom[idx] == SMALL_RADIUS) transitionBottom.model
else sideRoundLarge.model
SQUARE -> sideSquare.model
else -> null
}
if (sideModel != null) modelRenderer.render(
renderer,
sideModel,
rotation,
blockContext.blockCenter,
icon = sideTexture,
rotateUV = { 0 },
postProcess = noPost
)
// render top and bottom end of current quadrant
var upModel: Model? = null
var downModel: Model? = null
var upIcon = upTexture
var downIcon = downTexture
var shouldRotateUp = true
var shouldRotateDown = true
when (upType) {
NONSOLID -> upModel = flatTop(quadrants[idx])
PERPENDICULAR -> {
if (!connectPerpendicular) {
upModel = flatTop(quadrants[idx])
} else {
upIcon = sideTexture
upModel = extendTop(quadrants[idx])
shouldRotateUp = false
}
}
PARALLEL -> {
if (!continous(quadrants[idx], quadrantsTop[idx])) {
if (quadrants[idx] == SQUARE || quadrants[idx] == INVISIBLE) {
upModel = topSquare.model
}
}
}
}
when (downType) {
NONSOLID -> downModel = flatBottom(quadrants[idx])
PERPENDICULAR -> {
if (!connectPerpendicular) {
downModel = flatBottom(quadrants[idx])
} else {
downIcon = sideTexture
downModel = extendBottom(quadrants[idx])
shouldRotateDown = false
}
}
PARALLEL -> {
if (!continous(quadrants[idx], quadrantsBottom[idx]) &&
(quadrants[idx] == SQUARE || quadrants[idx] == INVISIBLE)) {
downModel = bottomSquare.model
}
}
}
if (upModel != null) modelRenderer.render(
renderer,
upModel,
rotation,
blockContext.blockCenter,
icon = upIcon,
rotateUV = { if (shouldRotateUp) idx else 0 },
postProcess = noPost
)
if (downModel != null) modelRenderer.render(
renderer,
downModel,
rotation,
blockContext.blockCenter,
icon = downIcon,
rotateUV = { if (shouldRotateDown) 3 - idx else 0 },
postProcess = noPost
)
}
return true
}
/** Sets the type of the given quadrant only if the new value is "stronger" (larger ordinal). */
inline fun Array<QuadrantType>.upgrade(idx: Int, value: QuadrantType) {
if (this[idx].ordinal < value.ordinal) this[idx] = value
}
/** Fill the array of [QuadrantType]s based on the blocks to the sides of this one. */
fun Array<QuadrantType>.checkNeighbors(ctx: BlockContext, rotation: Rotation, logAxis: Axis, yOff: Int): Array<QuadrantType> {
val blkS = ctx.blockType(rotation, logAxis, Int3(0, yOff, 1))
val blkE = ctx.blockType(rotation, logAxis, Int3(1, yOff, 0))
val blkN = ctx.blockType(rotation, logAxis, Int3(0, yOff, -1))
val blkW = ctx.blockType(rotation, logAxis, Int3(-1, yOff, 0))
// a solid block on one side will make the 2 neighboring quadrants SQUARE
// if there are solid blocks to both sides of a quadrant, it is INVISIBLE
if (connectSolids) {
if (blkS == SOLID) {
upgrade(SW, SQUARE); upgrade(SE, SQUARE)
}
if (blkE == SOLID) {
upgrade(SE, SQUARE); upgrade(NE, SQUARE)
}
if (blkN == SOLID) {
upgrade(NE, SQUARE); upgrade(NW, SQUARE)
}
if (blkW == SOLID) {
upgrade(NW, SQUARE); upgrade(SW, SQUARE)
}
if (blkS == SOLID && blkE == SOLID) upgrade(SE, INVISIBLE)
if (blkN == SOLID && blkE == SOLID) upgrade(NE, INVISIBLE)
if (blkN == SOLID && blkW == SOLID) upgrade(NW, INVISIBLE)
if (blkS == SOLID && blkW == SOLID) upgrade(SW, INVISIBLE)
}
val blkSE = ctx.blockType(rotation, logAxis, Int3(1, yOff, 1))
val blkNE = ctx.blockType(rotation, logAxis, Int3(1, yOff, -1))
val blkNW = ctx.blockType(rotation, logAxis, Int3(-1, yOff, -1))
val blkSW = ctx.blockType(rotation, logAxis, Int3(-1, yOff, 1))
if (lenientConnect) {
// if the block forms the tip of an L-shape, connect to its neighbor with SQUARE quadrants
if (blkE == PARALLEL && (blkSE == PARALLEL || blkNE == PARALLEL)) {
upgrade(SE, SQUARE); upgrade(NE, SQUARE)
}
if (blkN == PARALLEL && (blkNE == PARALLEL || blkNW == PARALLEL)) {
upgrade(NE, SQUARE); upgrade(NW, SQUARE)
}
if (blkW == PARALLEL && (blkNW == PARALLEL || blkSW == PARALLEL)) {
upgrade(NW, SQUARE); upgrade(SW, SQUARE)
}
if (blkS == PARALLEL && (blkSE == PARALLEL || blkSW == PARALLEL)) {
upgrade(SW, SQUARE); upgrade(SE, SQUARE)
}
}
// if the block forms the middle of an L-shape, or is part of a 2x2 configuration,
// connect to its neighbors with SQUARE quadrants, INVISIBLE on the inner corner, and LARGE_RADIUS on the outer corner
if (blkN == PARALLEL && blkW == PARALLEL && (lenientConnect || blkNW == PARALLEL)) {
upgrade(SE, LARGE_RADIUS); upgrade(NE, SQUARE); upgrade(SW, SQUARE); upgrade(NW, INVISIBLE)
}
if (blkS == PARALLEL && blkW == PARALLEL && (lenientConnect || blkSW == PARALLEL)) {
upgrade(NE, LARGE_RADIUS); upgrade(SE, SQUARE); upgrade(NW, SQUARE); upgrade(SW, INVISIBLE)
}
if (blkS == PARALLEL && blkE == PARALLEL && (lenientConnect || blkSE == PARALLEL)) {
upgrade(NW, LARGE_RADIUS); upgrade(NE, SQUARE); upgrade(SW, SQUARE); upgrade(SE, INVISIBLE)
}
if (blkN == PARALLEL && blkE == PARALLEL && (lenientConnect || blkNE == PARALLEL)) {
upgrade(SW, LARGE_RADIUS); upgrade(SE, SQUARE); upgrade(NW, SQUARE); upgrade(NE, INVISIBLE)
}
return this
}
/** Get the axis of the block */
val BlockContext.blockAxis: Axis? get() = axisFunc(blockState(Int3.zero))
/**
* Get the type of the block at the given offset in a rotated reference frame.
*/
fun BlockContext.blockType(rotation: Rotation, axis: Axis, offset: Int3): BlockType {
val offsetRot = offset.rotate(rotation)
val state = blockState(offsetRot)
return if (!blockPredicate(state)) {
if (state.block.isOpaqueCube) SOLID else NONSOLID
} else {
axisFunc(state)?.let { if (it == axis) PARALLEL else PERPENDICULAR } ?: SOLID
}
}
}