nuked fluidcodex

src/net/torvald/terrarum/blockproperties/BlockCodex.kt

@@ -1,5 +1,6 @@
 package net.torvald.terrarum.blockproperties
 
+import com.badlogic.gdx.graphics.Color
 import net.torvald.terrarum.AppLoader
 import net.torvald.terrarum.gameworld.FluidType
 import net.torvald.terrarum.gameworld.GameWorld
@@ -110,6 +111,7 @@ object BlockCodex {
         prop.shadeColG = floatVal(record, "shdg") / LightmapRenderer.MUL_FLOAT
         prop.shadeColB = floatVal(record, "shdb") / LightmapRenderer.MUL_FLOAT
         prop.shadeColA = floatVal(record, "shduv") / LightmapRenderer.MUL_FLOAT
+        prop.shadeColor = Color(prop.shadeColR, prop.shadeColG, prop.shadeColB, prop.shadeColA)
 
         prop.strength = intVal(record, "str")
         prop.density = intVal(record, "dsty")
@@ -118,6 +120,7 @@ object BlockCodex {
         prop.lumColG = floatVal(record, "lumg") / LightmapRenderer.MUL_FLOAT
         prop.lumColB = floatVal(record, "lumb") / LightmapRenderer.MUL_FLOAT
         prop.lumColA = floatVal(record, "lumuv") / LightmapRenderer.MUL_FLOAT
+        prop.internalLumCol = Color(prop.lumColR, prop.lumColG, prop.lumColB, prop.lumColA)
 
         prop.friction = intVal(record, "fr")
         prop.viscosity = intVal(record, "vscs")

src/net/torvald/terrarum/blockproperties/BlockProp.kt

@@ -16,6 +16,7 @@ class BlockProp {
     var shadeColG = 0f
     var shadeColB = 0f
     var shadeColA = 0f
+    lateinit var shadeColor: Color
 
     /**
      * @param opacity Raw RGB value, without alpha
@@ -39,12 +40,13 @@ class BlockProp {
     var lumColG = 0f
     var lumColB = 0f
     var lumColA = 0f
+    lateinit var internalLumCol: Color
 
     /**
      * @param luminosity
      */
     inline val luminosity: Color
-        get() = BlockPropUtil.getDynamicLumFunc(Color(lumColR, lumColG, lumColB, lumColA), dynamicLuminosityFunction)
+        get() = BlockPropUtil.getDynamicLumFunc(internalLumCol, dynamicLuminosityFunction)
 
     var drop: Int = 0
 

src/net/torvald/terrarum/gameworld/FluidCodex.kt

@@ -1,29 +1,7 @@
 package net.torvald.terrarum.gameworld
 
-import net.torvald.terrarum.blockproperties.Fluid
-
 /**
  * Created by minjaesong on 2016-08-06.
  */
-object FluidCodex {
 
-    operator fun get(type: FluidType): FluidProp {
+// Use BlockCodex. --Torvald, 2019-01-27
-        return if (type sameAs Fluid.NULL)
-            nullProp
-        else
-            waterProp
-    }
-
-    // TODO temporary, should read from CSV
-    val nullProp = FluidProp.getNullProp()
-    val waterProp = FluidProp()
-
-    init {
-        waterProp.shadeColR = 0.1016f
-        waterProp.shadeColG = 0.0744f
-        waterProp.shadeColB = 0.0508f
-        waterProp.shadeColA = 0.0508f
-
-        waterProp.density = 1000
-    }
-}

src/net/torvald/terrarum/gameworld/FluidProp.kt

@@ -1,14 +1,9 @@
 package net.torvald.terrarum.gameworld
 
-import com.badlogic.gdx.graphics.Color
-import net.torvald.terrarum.blockproperties.Block
-import net.torvald.terrarum.blockproperties.BlockCodex
-import net.torvald.terrarum.blockproperties.BlockPropUtil
-
 /**
  * Created by minjaesong on 2018-12-29.
  */
-class FluidProp {
+/*class FluidProp {
 
     var density: Int = 0
 
@@ -45,4 +40,4 @@ class FluidProp {
             return p
         }
     }
-}
+}*/

src/net/torvald/terrarum/gameworld/GameWorld.kt

@@ -412,7 +412,7 @@ open class GameWorld {
     data class FluidInfo(val type: FluidType, val amount: Float) {
         /** test if this fluid should be considered as one */
         fun isFluid() = type != Fluid.NULL && amount >= WorldSimulator.FLUID_MIN_MASS
-        fun getProp() = FluidCodex[type]
+        fun getProp() = BlockCodex[type]
         override fun toString() = "Fluid type: ${type.value}, amount: $amount"
     }
 

src/net/torvald/terrarum/tests/FixedMathTest.kt

@@ -0,0 +1,62 @@
+import kotlin.system.measureNanoTime
+
+/**
+ * Created by minjaesong on 2019-01-27.
+ */
+
+class FixedMathTest {
+    fun invoke() {
+        val testSet = (1..100000).toList().shuffled()
+        val m1 = measureNanoTime {
+            testSet.forEach {
+                val x = (it * 1.41421356f)
+            }
+        }
+        val testSet2 = (1..100000).toList().shuffled()
+        val m2 = measureNanoTime {
+            testSet2.forEach {
+                val x2 = it.mulSqrt2()
+            }
+        }
+        val m3 = measureNanoTime {
+            testSet.forEach {
+                val x = (it * 1.41421356f)
+            }
+        }
+        val m4 = measureNanoTime {
+            testSet2.forEach {
+                val x2 = it.mulSqrt2()
+            }
+        }
+
+        println(m3)
+        println(m4)
+        println(m3.toDouble() / m4)
+    }
+
+    fun Int.mulSqrt2(): Int {
+        val xl = this
+        val yl = 92681
+
+        val xlo = xl and 0x0000FFFF
+        val xhi = xl shr 16
+        val ylo = yl and 0x0000FFFF
+        val yhi = yl shr 16
+
+        val lolo = xlo * ylo
+        val lohi = xlo * yhi
+        val hilo = xhi * ylo
+        val hihi = xhi * yhi
+
+        val loResult = lolo shr 16
+        val hiResult = hihi shl 16
+
+        val sum = loResult + lohi + hilo + hiResult
+        return sum
+    }
+}
+
+fun main(args: Array<String>) {
+    FixedMathTest().invoke()
+}
+