Resolving issue #18 and #19

src/net/torvald/terrarum/StateStutterTest.kt

@@ -0,0 +1,65 @@
+package net.torvald.terrarum
+
+import net.torvald.terrarum.gamecontroller.Key
+import org.newdawn.slick.Color
+import org.newdawn.slick.GameContainer
+import org.newdawn.slick.Graphics
+import org.newdawn.slick.Image
+import org.newdawn.slick.state.BasicGameState
+import org.newdawn.slick.state.StateBasedGame
+
+/**
+ * Created by SKYHi14 on 2017-04-22.
+ */
+class StateStutterTest : BasicGameState() {
+
+    private val testImage = Image(4096, 1728)
+    private val testImageG = testImage.graphics
+
+    override fun init(container: GameContainer?, game: StateBasedGame?) {
+    }
+
+    override fun update(container: GameContainer, game: StateBasedGame, delta: Int) {
+        Terrarum.appgc.setTitle("${Terrarum.NAME} — F: ${Terrarum.appgc.fps}")
+
+
+        if (container.input.isKeyDown(Key.UP))
+            dy -= moveDelta
+        if (container.input.isKeyDown(Key.DOWN))
+            dy += moveDelta
+        if (container.input.isKeyDown(Key.LEFT))
+            dx -= moveDelta
+        if (container.input.isKeyDown(Key.RIGHT))
+            dx += moveDelta
+    }
+
+    override fun getID() = Terrarum.STATE_ID_TEST_REFRESHRATE
+
+    private var imageMade = false
+
+    private var moveDelta = 3
+    private var dx = 0
+    private var dy = 0
+
+    override fun render(container: GameContainer, game: StateBasedGame, g: Graphics) {
+        if (!imageMade) {
+            testImageG.font = Terrarum.fontGame
+            testImageG.color = Color.white
+
+            (0x3400..0x9FFF).forEach {
+                testImageG.drawString(
+                        "${it.toChar()}",
+                        (it - 0x3400) % 256 * 16f,
+                        (it - 0x3400) / 256 * 16f
+                )
+            }
+
+            testImageG.flush()
+
+            imageMade = true
+        }
+
+        g.translate(-dx.toFloat(), -dy.toFloat())
+        g.drawImage(testImage, 0f, 0f)
+    }
+}