Added vision samples

Change-Id: Ieb482d072ae15817be40477f187f081c9f7fe19f

eclipse-plugins/edu.wpi.first.wpilib.plugins.cpp/resources/templates/examples/IntermediateVision/src/IntermediateVisionRobot.cpp

@@ -0,0 +1,40 @@
+#include "WPILib.h"
+
+/**
+ * Uses IMAQdx to manually acquire a new image each frame, and annotate the image by drawing
+ * a circle on it, and show it on the FRC Dashboard.
+ */
+class IntermediateVisionRobot : public SampleRobot
+{
+	IMAQdxSession session;
+	Image *frame;
+
+public:
+	void RobotInit() override {
+	    // create an image
+		frame = imaqCreateImage(IMAQ_IMAGE_RGB, 0);
+		// open the camera
+		IMAQdxOpenCamera("cam1", IMAQdxCameraControlModeController, &session);
+		IMAQdxConfigureGrab(session);
+	}
+
+	void OperatorControl() override {
+	    // acquire images
+		IMAQdxStartAcquisition(session);
+
+        // grab an image, draw the circle, and provide it for the camera server which will
+        // in turn send it to the dashboard.
+		while(IsOperatorControl() && IsEnabled()) {
+			IMAQdxGrab(session, frame, true, NULL);
+
+			imaqDrawShapeOnImage(frame, frame, { 10, 10, 100, 100 }, DrawMode::IMAQ_DRAW_VALUE, ShapeMode::IMAQ_SHAPE_OVAL, 0.0f);
+
+			CameraServer::GetInstance()->SetImage(frame);
+		}
+        // stop image acquisition
+		IMAQdxStopAcquisition(session);
+	}
+};
+
+START_ROBOT_CLASS(IntermediateVisionRobot);
+