This question is related to this other one. In my program (which uses pygame to draw objects on the video) I have two representation of my world:
I haveLabels inside a Canvas, I need to get the开发者_高级运维 label that intersects with coordinates X,Y?
I\'m developing an OpenGL 2.1 application using shaders and I\'m having a problem with my per-fragment lighting. The lighting is correct when my scene initial loads, but as I navigate around the scene
I\'m handling UITouch event sourced from UIView. The problem is the coordinates are specified in UIView\'s bounds, left-top corner originated point space. But my GL viewport is defined in left-bottom
I am making an ipad application in OpenGLES 2.0 and I have some objects that I should be able to translate with the touch event. So I need the (x,y,z) object coordinates corresponding to the screen (X
I\'ve been开发者_如何学JAVA having issues with this for a little while now. I feel like I should know this but I can\'t for the life of me remember.
I´m getting coordinates from a JS开发者_开发百科ON feed, I get them in UTM32. Does anyone know how I can convert these into latitudes and longitudes so I can display them in my mapview ?
Is there an efficient way to see if N number of (x,y) points are inside K number of rectangles?Right now I am doing a brute force approach and looping through all points and rectangles but its taking
I\'d like to render a model, then, if particular verticies (how would i mark them?) are visible, i want to render something 2D where they are.
I am trying to plot a polar equation in Java. Naively plotting the individual points leads to a very lumpy result. I think this is because the anti-aliasing cannot work with a graph made up of very sh
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