polygon

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OpenGL Polygon Render order

As you can see: http://i.stack.imgur.com/ztM0v.png, certain polygons are simply being rendered over the other ones. Does anyone have any suggestions or related readi开发者_Python百科ng on rendering th[详细]

2023-03-02 09:58 分类：问答
Adding a point to polygon

I\'ve created a class that extends the awt.Polygon class. I\'m trying to write a method that given the PathIterator of the polygon and a Point representing a vertex, adds the point at the appropriate[详细]

2023-03-02 09:10 分类：问答
Draw a polygon and fill it with a background image

I am trying to draw a polygon with four points (A,B) (C,D) (E,F) (G,H) therefore not necessarily a rectangle.[详细]

2023-03-01 12:50 分类：问答
Algorithm - How to build a polygon around a polyline

I am building a web site using googles Map API. However, as I am on a shared server, I do not have access to a database with spatial extensions.[详细]

2023-02-28 18:15 分类：问答
Computing a polygon that surrounds a multi-point line

I am trying to compute a polygon that surrounds a line connecting multiple points (e.g. a GPX track).[详细]

2023-02-28 15:59 分类：问答
Does an efficient algorithm exist to determine the points of intersection between the edges of two possibly non-convex polygons?

Here\'s the task I\'m trying to solve: Given a po开发者_如何学运维lygon A with N vertices and a polygon B with M vertices, find all intersections between a segment in A and a segment in B.[详细]

2023-02-28 14:39 分类：问答
texture coordinates for point in polygon

开发者_StackOverflow社区I have a polygon, where each vertex has texture coordinates. How can I calculate texture coord for any point lying in the polygon? (I know points coordinates.)[详细]

2023-02-28 02:37 分类：问答
Find smallest quadrilateral from a given quadrilateral that fits a rectangle

I am working on an imaging application using GDI+ in C# (VS 2008) and I got stuck with something. I have a rectangle on my canvas and a quadrilateral of random size on my canvas. I know the 4 corner p[详细]

2023-02-27 19:09 分类：问答
Java library for creating straight skeleton?

I have as an input a 2D polygon with holes, and I need to find it\'s straight skeleton, like in the picture:[详细]

2023-02-24 08:37 分类：问答
How do I Calculate the area of polygons in the checkerboard image in MATLAB?

Please guide me to write the program in MATLAB. I have a checkerboard image. Each square of the chess board has given a number (index number).[详细]

2023-02-24 02:13 分类：问答