added getRenderer, vrCoordinates, registerUpdate

Author: codeanticode

libraries/vr/examples/drawAim/drawAim.pde

@@ -1,16 +1,24 @@
 import processing.vr.*;
 
+PGraphicsVR pg;
 
 void setup() {
-  fullScreen(PVR.STEREO);
+  fullScreen(PVR.STEREO);  
+  pg = PVR.getRenderer(this);
+  pg.registerUpdate();
+}
+
+void update() {
+  println("in update function");
 }
 
 void draw() {
   background(150);
-  PGraphicsVR pvr = (PGraphicsVR)g; 
-
+  
+  println("in draw function for eye " + pg.eyeType);
+  
   // Some lights
-  pointLight(255, 255, 255, pvr.cameraX, pvr.cameraY, pvr.cameraZ);
+  pointLight(255, 255, 255, pg.cameraX, pg.cameraY, pg.cameraZ);
 
   translate(width/2, height/2);
 
@@ -57,9 +65,9 @@ void draw() {
 
   // Place the aim at 100 units from the camera eye
   float d = 100;
-  float x = d * pvr.forwardX;
-  float y = d * pvr.forwardY;
-  float z = pvr.cameraZ + d * pvr.forwardZ;
+  float x = d * pg.forwardX;
+  float y = d * pg.forwardY;
+  float z = pg.cameraZ + d * pg.forwardZ;
   stroke(255, 200);
   strokeWeight(50);
   point(x, y, z);  

libraries/vr/src/processing/vr/PGraphicsVR.java

@@ -59,6 +59,25 @@ protected PGL createPGL(PGraphicsOpenGL pg) {
   }
 
 
+  public void vrCoordinates(boolean v) {
+    if (glCoordsEnabled != v) {
+      flush();
+      glCoordsEnabled = v;
+    }
+  }
+
+
+  public void registerUpdate() {
+    registerUpdate("update");
+  }
+
+
+  public void registerUpdate(String methodName) {
+    PSurfaceVR surface = (PSurfaceVR)parent.getSurface();
+    surface.registerUpdateMethod(methodName);
+  }
+
+
   public PMatrix3D getEyeMatrix() {
     PMatrix3D mat = new PMatrix3D();
     mat.set(rightX, upX, forwardX, 0,

libraries/vr/src/processing/vr/PSurfaceVR.java

@@ -67,12 +67,6 @@ public PSurfaceVR(PGraphics graphics, AppComponent component, SurfaceHolder hold
     this.component = component;
     this.pgl = (PGLES)((PGraphicsOpenGL)graphics).pgl;
 
-    Class<?> c = sketch.getClass();
-    try {
-      updateMethod = c.getMethod("update", new Class[] {});
-    } catch (Exception e) {
-    }
-
     vrActivity = (GvrActivity)component;
     this.activity = vrActivity;
     pvr = (PGraphicsVR)graphics;
@@ -177,6 +171,20 @@ public void dispose() {
 //    surface.onDestroy();
   }
 
+  public void registerUpdateMethod(String name) {
+    Class<?> c = sketch.getClass();
+    try {
+      updateMethod = c.getMethod(name, new Class[] {});
+
+    } catch (NoSuchMethodException nsme) {
+      sketch.die("There is no public " + name + "() method in sketch class " +
+                 sketch.getClass().getName());
+
+    } catch (Exception e) {
+      sketch.die("Could not register " + name + " + () for " + sketch, e);
+    }
+  }
+
   ///////////////////////////////////////////////////////////
 
   // Thread handling

libraries/vr/src/processing/vr/PVR.java

@@ -49,6 +49,11 @@ public PVR() {
   }
 
 
+  static public PGraphicsVR getRenderer(PApplet p) {
+    return (PGraphicsVR) p.g;
+  }
+
+
   public PVR(PApplet sketch) {
     this.sketch = sketch;
   }