BaseApplication: add the a CameraInputProcessor

stephengold · Aug 9, 2023 · 83ba1fa · 83ba1fa
1 parent b398564
commit 83ba1fa
Show file tree

Hide file tree

Showing 2 changed files with 20 additions and 1 deletion.
diff --git a/lib/src/main/java/com/github/stephengold/vsport/BaseApplication.java b/lib/src/main/java/com/github/stephengold/vsport/BaseApplication.java
@@ -29,6 +29,7 @@ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  */
 package com.github.stephengold.vsport;
 
+import com.github.stephengold.vsport.input.CameraInputProcessor;
 import com.github.stephengold.vsport.input.InputManager;
 import com.github.stephengold.vsport.input.InputProcessor;
 import java.io.PrintStream;
@@ -140,6 +141,10 @@ public abstract class BaseApplication {
      * not created
      */
     private static Callback debugMessengerCallback;
+    /**
+     * process user input for the camera
+     */
+    private static CameraInputProcessor cameraInputProcessor;
     /**
      * resources that depend on the swap chain
      */
@@ -387,6 +392,16 @@ public static Camera getCamera() {
         return result;
     }
 
+    /**
+     * Access the camera's input processor.
+     *
+     * @return the pre-existing instance (not null)
+     */
+    public static CameraInputProcessor getCameraInputProcessor() {
+        assert cameraInputProcessor != null;
+        return cameraInputProcessor;
+    }
+
     /**
      * Access the graphics queue for commands.
      *
@@ -608,6 +623,9 @@ public void start(
             int appVersion = VK10.VK_MAKE_VERSION(appMajor, appMinor, appPatch);
             initializeVulkan(appName, appVersion);
 
+            cameraInputProcessor = new CameraInputProcessor(windowHandle);
+            inputManager.add(cameraInputProcessor);
+
             inputManager.add(new InputProcessor() {
                 @Override
                 public void onKeyboard(int keyId, boolean isPress) {
@@ -1774,6 +1792,7 @@ private void selectPhysicalDevice() {
     private void updateBase() {
         render();
         GLFW.glfwPollEvents();
+        cameraInputProcessor.update();
 
         Frame frame = inFlightFrames[currentFrameIndex];
         renderFrame(frame);

diff --git a/lib/src/main/java/com/github/stephengold/vsport/input/CameraInputProcessor.java b/lib/src/main/java/com/github/stephengold/vsport/input/CameraInputProcessor.java
@@ -139,7 +139,7 @@ public void setRotationRate(float newRate) {
     /**
      * Poll each camera-movement key and move the camera accordingly.
      */
-    void update() {
+    public void update() {
         int forwardSignal = 0;
         int rightSignal = 0;
         int upSignal = 0;