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Finding Hot Spots in VR's

Go to main page of vr links at this site.
Pretty much anyone visiting this page will have already encountered panorama vr's on the web or on a computer cd. These are the wonderfully engaging images that allow you to look all around you in a 360 degree circle as if you were standing in the middle of a particular scene. While being able to spin around can be both informative and entertaining, it only taps one tiny source of power of the vr's.

Software such as eZediaMX, can "read" the hotspots in a vr. Hotspots are areas that were identified on the pictures by the creator of the vr movie. eZediaMX can use that hotspot information and allows one to link other actions to that hotspot. Let's face it. When you are looking at a particular panorama vr, aren't there times when you would just love to know all about that big painting along the wall? What about discovering the name of the tree you see in the field? By taking advantage of eZedia's power to read hotspots and link actions, you or your students can provide that additional information with a couple of clicks. You can attach anything you want - voice narration, text annotation, a movie clip, another file - the only limit is your imagination and what you are trying to communicate to the end-user.

So, the next question is how do you find hotspots in a vr that you didn't make? There are getting to be quite a number of them available on the web and we have some at this site, too. How are you going to know what you can link to? No problem - look at these next pictures. Finding the hidden hotspots is only a click away.

VR without hotspots visible

In this picture of one of my vr's, you are looking at the house on Hampton Plantation near McClellanville, South Carolina. You don't see any hotspots. Look closely at the controls at the bottom of the vr. Look at the control next to the plus sign where my mouse cursor is located. That is a wonderfully powerful little button. It's the hotspot button. Clicking on that once will reveal the hotspots. Clicking on it TWICE will keep the hotspots visible which helps when storyboarding a project. I've got the same scene with the hotspots lit up in this next picture.

VR with hotspots lit up

A simple educational exercise:
Creating vr's is actually quite simple. I know I didn't believe that before I started and if you haven't made any, it is unlikely that you will believe me, just as I thought someone was a bit nutty when they told me. Your students can create vr's and extend that process into some powerful learning opportunities.

Think about the picture above with the hotspots visible. Consider what happens if the students not only create the vr's but they also have to justify their reasoning for identifying certain areas as being worthy of having a hotspot. They have to argue the case for the significance of that element to the overall scene. To do that, they have to understand how the pieces are connected and what their relevance is. Now think about how you can take that further by dragging that vr with the hotspots into a multimedia authoring environment like eZediaMX that allows students of all ages to easily demonstrate their understanding by adding the extensions such as narration, video, text, etc. That hotspot could even link to a website with more information on that particular item! Picture the students in your class who can't seem to get their ideas together on paper and then ponder how that could change if they did this first before going to paper. It's just a thought.

Take a look at the software that came with whatever digital camera you have. You will probably discover that you already own some type of software that can create the type of vr's we're discussing. We will be focusing on software that you use to create 360 degree views of real surroundings rather than ones created with the imagination and powerful graphics software. We'll also be looking at the uses of this software to create "object" vr's that allows you to rotate images so you can see them from all sides.

Next: Coming up, I'll be showing you how to link those vr hotspots to other things in eZediaMX.





























Last edited: October 27th, 2002
E-mail: Jane