1、布局中使用GlSufaceView支持触摸缩放。

2、放入ScrowView触摸冲突处理。

engine/src/main/java/org/the3deer/android_3d_model_engine/view/ModelRenderer.java

@@ -52,8 +52,8 @@ public class ModelRenderer implements GLSurfaceView.Renderer {
     // Add 0.5f to the alpha component to the global shader so we can see through the skin
     private static final float[] BLENDING_MASK_FORCED = {1.0f, 1.0f, 1.0f, 0.5f};
 
-    private final float[] backgroundColor;
-    private final SceneLoader scene;
+    float[] backgroundColor;
+    SceneLoader scene;
 
     private final List<EventListener> listeners = new ArrayList<>();
 
@@ -70,7 +70,7 @@ public class ModelRenderer implements GLSurfaceView.Renderer {
     /**
      * Drawer factory to get right renderer/shader based on object attributes
      */
-    private final RendererFactory drawer;
+    private  RendererFactory drawer;
 
     // frames per second
     private long framesPerSecondTime = -1;
@@ -197,6 +197,27 @@ public class ModelRenderer implements GLSurfaceView.Renderer {
         }
     }
 
+
+    public ModelRenderer(Activity parent, ModelSurfaceView modelSurfaceView){
+        this.main = modelSurfaceView;
+        try {
+            this.drawer = new RendererFactory(parent);
+        } catch (IllegalAccessException e) {
+            e.printStackTrace();
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+        if (doShadowing) {
+            try {
+                this.shadowsRenderer = new ShadowsRenderer(parent);
+            } catch (IOException e) {
+                e.printStackTrace();
+            } catch (IllegalAccessException e) {
+                e.printStackTrace();
+            }
+        }
+    }
+
     public ModelRenderer addListener(EventListener listener) {
         this.listeners.add(listener);
         return this;
@@ -973,4 +994,8 @@ public class ModelRenderer implements GLSurfaceView.Renderer {
     public void setOrientation(Quaternion orientation) {
         this.orientation = orientation;
     }
+
+    public void setScene(SceneLoader scene) {
+        this.scene = scene;
+    }
 }
\ No newline at end of file

engine/src/main/java/org/the3deer/android_3d_model_engine/view/ModelSurfaceView.java

@@ -15,6 +15,7 @@ import org.the3deer.util.android.AndroidUtils;
 import org.the3deer.util.event.EventListener;
 import org.the3deer.util.math.Quaternion;
 
+import java.io.IOException;
 import java.util.ArrayList;
 import java.util.EventObject;
 import java.util.List;
@@ -28,8 +29,10 @@ import java.util.List;
 public class ModelSurfaceView extends GLSurfaceView implements EventListener {
 
 	private  ModelRenderer mRenderer;
-
+	private float[] backgroundColor = new float[]{0.0f, 0.5f, 0.0f, 1.0f};
+	SceneLoader scene;
 	private final List<EventListener> listeners = new ArrayList<>();
+	private boolean canTouch =false;
 
 	public ModelSurfaceView(Activity parent, float[] backgroundColor, SceneLoader scene){
 		super(parent);
@@ -51,10 +54,13 @@ public class ModelSurfaceView extends GLSurfaceView implements EventListener {
 	}
 
 
-	public ModelSurfaceView(Context context, AttributeSet attrs) {
+	public ModelSurfaceView(Context context, AttributeSet attrs) throws IOException, IllegalAccessException {
 		super(context, attrs);
 		Log.i("ModelSurfaceView","Loading [OpenGL 2] ModelSurfaceView...........");
 		setEGLContextClientVersion(2);
+		mRenderer = new ModelRenderer((Activity) context, this);
+		mRenderer.addListener(this);
+		setRenderer(mRenderer);
 	}
 
 	public void addListener(EventListener listener){
@@ -69,9 +75,20 @@ public class ModelSurfaceView extends GLSurfaceView implements EventListener {
 		return mRenderer.getViewMatrix();
 	}
 
+
 	@Override
 	public boolean onTouchEvent(MotionEvent event) {
 		// propagate event to responsible...
+		//NestedScrollView嵌套ModelSurfaceView，ModelSurfaceView触摸事件冲突
+		if (canTouch){
+			if(event.getAction() == MotionEvent.ACTION_DOWN){
+				getParent().requestDisallowInterceptTouchEvent(true);
+			}
+			if(event.getAction() == MotionEvent.ACTION_MOVE){
+				//通知他的父View NestedScrollView现在进行的是本控件的操作，不要对我的操作进行干扰
+				getParent().requestDisallowInterceptTouchEvent(true);
+			}
+		}
 		AndroidUtils.fireEvent(listeners, new EventObject(event));
 		return true;
 	}
@@ -87,6 +104,19 @@ public class ModelSurfaceView extends GLSurfaceView implements EventListener {
 		return true;
 	}
 
+	public void setCanTouch(boolean canTouch) {
+		this.canTouch=canTouch;
+	}
+
+	public void setBackgroundColor(float[] backgroundColor) {
+		mRenderer.backgroundColor = backgroundColor;
+	}
+
+
+	public void setScene(SceneLoader scene) {
+		mRenderer.scene = scene;
+	}
+
 	public void toggleProjection() {
 		Log.i("ModelSurfaceView","Toggling projection...");
 		mRenderer.toggleProjection();
@@ -148,4 +178,6 @@ public class ModelSurfaceView extends GLSurfaceView implements EventListener {
     public void setOrientation(Quaternion orientation) {
 		mRenderer.setOrientation(orientation);
     }
+
+
 }