Merge pull request #6 from yuripourre-forks/zoom

Add basic zoom
JamesTKhan · Apr 12, 2022 · 19a3537 · 19a3537
2 parents c22dbab + 9761000
commit 19a3537
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/editor/src/main/com/mbrlabs/mundus/editor/input/FreeCamController.kt b/editor/src/main/com/mbrlabs/mundus/editor/input/FreeCamController.kt
@@ -42,6 +42,7 @@ class FreeCamController : InputAdapter() {
     private val UP = Input.Keys.Q
     private val DOWN = Input.Keys.E
     private var velocity = SPEED_1
+    private var zoomAmount = SPEED_01
     private var degreesPerPixel = 0.5f
     private val tmp = Vector3()
 
@@ -90,6 +91,12 @@ class FreeCamController : InputAdapter() {
         return false
     }
 
+    override fun scrolled(amountX: Float, amountY: Float): Boolean {
+        tmp.set(camera!!.direction).nor().scl(-amountY * zoomAmount)
+        camera!!.position.add(tmp)
+        return true
+    }
+
     @JvmOverloads fun update(deltaTime: Float = Gdx.graphics.deltaTime) {
         if (keys.containsKey(FORWARD)) {
             tmp.set(camera!!.direction).nor().scl(deltaTime * velocity)