Monday, 9 May 2011

lighting and placing camera on your enviroment

Lighting and placing cameras on your environment
Lighting
This picture is only a low detail model to show you how to light and place cameras in your model. First I am going to tell you about lights. We use lights so the person playing on the level can see what they are doing; also lights are used to create shadow effects.   


This is an example of target lighting. To achieve this you click onto the photometric option and place a target light and direct it where you want the light to go. This can be used to represent the sun by making it shine through a window for example. However, this is not necessary for this environment as there are no windows.     


Target spot light will cast light around a certain area like a spot light. In order to do this you click onto standard light and select target spot. After this, place it onto the environment then raise it above and expand the light until it covers the parts of the model that you require to be lit.   
The amount of target spot lights I have placed on the model are far too many and are also too bright, this is a waste of memory because only one is required.   
Create one target spot and place it above the model so it covers the whole model. Note, this won’t stop the light being too bright. 


To fix the light problem, select the target light and click onto modify. On modify you can effect the hot spot so the light focuses more on one area. We will not need to do this for this type of model.

For this model turn down the multiplier so the brightness dims. Continue rendering the model as you do this until it looks like the image below. 
This is the end of lighting section.


Cameras
Open your environment

 











By clicking the camera tab you can place a target camera in the same way as target lights, you can use many of these to make cuts in the animation. However it is not required for what I am going to do.


I am going to make the camera follow a certain path by creating a line. Click on the create tab and select shapes. On shapes select line. Note, make sure that the initial type and the drag type are both on smooth so the camera movement is smooth. Move the line around objects in the environment by left clicking, when you have finished right click to escape it. A hint for placing the line around your environment is to do it on top view.      


 Select the line you have made and press F12. A menu will come up, on the X axis in outer world, set it to 1.7
Create a camera, and click on free.  
After clicking on animation and select constrains and select path constrains. This will make the camera follow the line.

Click on viewpoint and select the camera as your view point. By doing this you will see your environment through the camera path you have created.

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