first Kotlin version

2015-12-28 11:49:46 +01:00
parent 554e06176b
commit f44043bb0b
143 changed files with 5469 additions and 0 deletions
--- a/src/main/kotlin/mods/betterfoliage/client/render/EntityFallingLeavesFX.kt
+++ b/src/main/kotlin/mods/betterfoliage/client/render/EntityFallingLeavesFX.kt
@@ -0,0 +1,131 @@
+package mods.betterfoliage.client.render
+
+import cpw.mods.fml.common.FMLCommonHandler
+import cpw.mods.fml.common.eventhandler.SubscribeEvent
+import cpw.mods.fml.common.gameevent.TickEvent
+import cpw.mods.fml.relauncher.Side
+import cpw.mods.fml.relauncher.SideOnly
+import mods.betterfoliage.client.config.Config
+import mods.betterfoliage.client.texture.LeafRegistry
+import mods.octarinecore.PI2
+import mods.octarinecore.client.render.AbstractEntityFX
+import mods.octarinecore.client.render.Double3
+import mods.octarinecore.client.render.HSB
+import mods.octarinecore.minmax
+import mods.octarinecore.random
+import net.minecraft.client.Minecraft
+import net.minecraft.client.renderer.Tessellator
+import net.minecraft.util.MathHelper
+import net.minecraft.world.World
+import net.minecraftforge.common.MinecraftForge
+import net.minecraftforge.common.util.ForgeDirection.DOWN
+import net.minecraftforge.event.world.WorldEvent
+import org.lwjgl.opengl.GL11
+import java.lang.Math.*
+import java.util.*
+
+class EntityFallingLeavesFX(world: World, x: Int, y: Int, z: Int) :
+AbstractEntityFX(world, x.toDouble() + 0.5, y.toDouble(), z.toDouble() + 0.5) {
+
+    companion object {
+        @JvmStatic val biomeBrightnessMultiplier = 0.5f
+    }
+
+    var particleRot = rand.nextInt(64)
+    var rotPositive = true
+    val isMirrored = (rand.nextInt() and 1) == 1
+    var wasOnGround = false
+
+    init {
+        particleMaxAge = MathHelper.floor_double(random(0.6, 1.0) * Config.fallingLeaves.lifetime * 20.0)
+        motionY = -Config.fallingLeaves.speed
+        particleScale = Config.fallingLeaves.size.toFloat() * 0.1f
+
+        val block = world.getBlock(x, y, z)
+        LeafRegistry.leaves[block.getIcon(world, x, y, z, DOWN.ordinal)]?.let {
+            particleIcon = it.particleTextures[rand.nextInt(1024)]
+            calculateParticleColor(it.averageColor, block.colorMultiplier(world, x, y, z))
+        }
+    }
+
+    override val isValid: Boolean get() = (particleIcon != null)
+
+    override fun update() {
+        if (rand.nextFloat() > 0.95f) rotPositive = !rotPositive
+        if (particleAge > particleMaxAge - 20) particleAlpha = 0.05f * (particleMaxAge - particleAge)
+
+        if (onGround || wasOnGround) {
+            velocity.setTo(0.0, 0.0, 0.0)
+            if (!wasOnGround) {
+                particleAge = Math.max(particleAge, particleMaxAge - 20)
+                wasOnGround = true
+            }
+        } else {
+            velocity.setTo(cos[particleRot], 0.0, sin[particleRot]).mul(Config.fallingLeaves.perturb)
+                    .add(LeafWindTracker.current).add(0.0, -1.0, 0.0).mul(Config.fallingLeaves.speed)
+            particleRot = (particleRot + (if (rotPositive) 1 else -1)) and 63
+        }
+    }
+
+    override fun render(tessellator: Tessellator, partialTickTime: Float) {
+        if (Config.fallingLeaves.opacityHack) GL11.glDepthMask(true)
+        renderParticleQuad(tessellator, partialTickTime, rotation = particleRot, isMirrored = isMirrored)
+    }
+
+    fun calculateParticleColor(textureAvgColor: Int, blockColor: Int) {
+        val texture = HSB.fromColor(textureAvgColor)
+        val block = HSB.fromColor(blockColor)
+
+        val weightTex = texture.saturation / (texture.saturation + block.saturation)
+        val weightBlock = 1.0f - weightTex
+
+        // avoid circular average for hue for performance reasons
+        // one of the color components should dominate anyway
+        val particle = HSB(
+            weightTex * texture.hue + weightBlock * block.hue,
+            weightTex * texture.saturation + weightBlock * block.saturation,
+            weightTex * texture.brightness + weightBlock * block.brightness * biomeBrightnessMultiplier
+        )
+        setColor(particle.asColor)
+    }
+}
+
+@SideOnly(Side.CLIENT)
+object LeafWindTracker {
+    var random = Random()
+    val target = Double3.zero
+    val current = Double3.zero
+    var nextChange: Long = 0
+
+    init {
+        MinecraftForge.EVENT_BUS.register(this)
+        FMLCommonHandler.instance().bus().register(this)
+    }
+
+    fun changeWind(world: World) {
+        nextChange = world.worldInfo.worldTime + 120 + random.nextInt(80)
+        val direction = PI2 * random.nextDouble()
+        val speed = abs(random.nextGaussian()) * Config.fallingLeaves.windStrength +
+            (if (!world.isRaining) 0.0 else abs(random.nextGaussian()) * Config.fallingLeaves.stormStrength)
+        target.setTo(cos(direction) * speed, 0.0, sin(direction) * speed)
+    }
+
+    @SubscribeEvent
+    fun handleWorldTick(event: TickEvent.ClientTickEvent) {
+        if (event.phase == TickEvent.Phase.START) Minecraft.getMinecraft().theWorld?.let { world ->
+            // change target wind speed
+            if (world.worldInfo.worldTime >= nextChange) changeWind(world)
+
+            // change current wind speed
+            val changeRate = if (world.isRaining) 0.015 else 0.005
+            current.add(
+                (target.x - current.x).minmax(-changeRate, changeRate),
+                0.0,
+                (target.z - current.z).minmax(-changeRate, changeRate)
+            )
+        }
+    }
+
+    @SubscribeEvent
+    fun handleWorldLoad(event: WorldEvent.Load) { if (event.world.isRemote) changeWind(event.world) }
+}