FragmentedArrayFloatList: allow batch adding

Will be complete in kutil 1.24

src/main/java/de/bixilon/minosoft/gui/rendering/chunk/mesh/SingleChunkMesh.kt

@@ -32,19 +32,18 @@ class SingleChunkMesh(context: RenderContext, initialCacheSize: Int, onDemand: B
         val transformedUV = texture.renderData.transformUV(uv).array
         data.add(position)
         data.add(transformedUV)
-        data.add(texture.renderData.shaderTextureId.buffer())
-        data.add(((light shl 24) or tintColor).buffer())
+        data.add(
+            texture.renderData.shaderTextureId.buffer(),
+            (((light shl 24) or tintColor).buffer())
+        )
     }
 
     fun addVertex(x: Float, y: Float, z: Float, uv: FloatArray, texture: Texture, shaderTextureId: Float, lightTint: Float) {
         data.ensureSize(WorldMeshStruct.FLOATS_PER_VERTEX)
         val transformedUV = texture.renderData.transformUV(uv)
-        data.add(x)
-        data.add(y)
-        data.add(z)
+        data.add(x, y, z)
         data.add(transformedUV)
-        data.add(shaderTextureId)
-        data.add(lightTint)
+        data.add(shaderTextureId, lightTint)
     }
 
     override fun compareTo(other: SingleChunkMesh): Int {

src/main/java/de/bixilon/minosoft/util/collections/floats/FragmentedArrayFloatList.kt

@@ -51,9 +51,9 @@ class FragmentedArrayFloatList(
     }
 
     private fun grow(size: Int): FloatBuffer {
-        checkFinished()
+        if (finished) throw IllegalStateException()
         if (limit - this.size >= size) {
-            return this.incomplete.first()
+            return this.incomplete[0]
         }
         val grow = if (nextGrowStep < size) {
             (size / nextGrowStep + 1) * nextGrowStep
@@ -78,6 +78,27 @@ class FragmentedArrayFloatList(
         invalidateOutput()
     }
 
+    fun add(value1: Float, value2: Float) {
+        var buffer = grow(2)
+        buffer.put(value1); if (tryPush(buffer)) buffer = grow(1)
+        buffer.put(value2)
+
+        size += 2
+        tryPush(buffer)
+        invalidateOutput()
+    }
+
+    fun add(value1: Float, value2: Float, value3: Float) {
+        var buffer = grow(3)
+        buffer.put(value1); if (tryPush(buffer)) buffer = grow(2)
+        buffer.put(value2); if (tryPush(buffer)) buffer = grow(1)
+        buffer.put(value3)
+
+        size += 3
+        tryPush(buffer)
+        invalidateOutput()
+    }
+
     private fun tryPush(fragment: FloatBuffer): Boolean {
         if (fragment.position() != fragment.limit()) {
             return false