Tagged Questions
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1
vote
1answer
60 views
Android-Handling screen clicks for dynamically moving objects in a view
I have a kind of broad question to ask but I have to start some where so.....What is the best way to handle onscreen clicks for moving objects being drawn on a canvas in a view. Im registering the ...
1
vote
1answer
109 views
Strange 3D game engine camera with X,Y,Zoom instead of X,Y,Z
I'm using a 3D game engine, that uses a 4x4 matrix to modify the camera projection, in this format:
r r r x
r r r y
r r r z
- - - zoom
Strangely though, the camera does not respond to the Z ...
4
votes
1answer
147 views
How can I achieve a zoom-like camera effect?
I have a top down 3D camera:
view = Matrix.CreateLookAt(new Vector3(0,0,20), Vector3.Zero, Vector3.Up);
Now I want to achieve the effect like when I zoom in the scene and only show a section at the ...
4
votes
3answers
98 views
How can I calculate where my camera can be to avoid showing something outside a region?
I have a landscape model, which goes from the coordinate -45, -45 to 90, 90.
The edge of the model just cuts off and i would like to somehow stop the screen from ever passing these points. Basically ...
1
vote
2answers
176 views
Can a 4x4 matrix describe a camera's perspective?
I'm working with a closed-source 3D engine, and it only allows you to set the view projection via a 4x4 matrix. Can this matrix describe the camera's translation, rotation & perspective?
I turned ...
