Category Archives: algorithms

Flow words around drop caps in C#

The example Flow blocks around obstacles for document layout in C# implements a document layout algorithm that flows blocks around obstacles. Moving from there to flowing words around obstacles is relatively simple. The following sections describe the main places where … Continue reading

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Flow words around obstacles for document layout in C#

The example Flow blocks around obstacles for document layout in C# implements a document layout algorithm that flows blocks around obstacles. Moving from there to flowing words around obstacles is relatively simple. The following sections describe the two main places … Continue reading

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Flow blocks around obstacles for document layout in C#

The following two document layout examples draw “illuminated” text by using an initial or drop cap. Draw different styles of “illuminated” text in C# Draw “illuminated” text in C# Martin asked how we could do something similar when the text … Continue reading

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Give an image an improved transparent background in C#

This example lets you make some pixels in an image part of a transparent background. Use the File menu to open an image file. When you click on the original image on the left, the program converts pixels that have … Continue reading

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Find hexes a certain distance from a target hex in C#

My post Draw a hexagonal grid in C# shows how you can draw a grid made up of hexagons. This post shows how you can find the hexes that are a given distance N from a target hex. Basic Idea … Continue reading

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New Book: Essential Algorithms, Second Edition: A Practical Approach to Computer Algorithms Using Python and C#

I’m happy to announce my latest book, Essential Algorithms, Second Edition: A Practical Approach to Computer Algorithms Using Python and C#. This is a greatly revised and expanded version of the popular first edition. Here are some links that you … Continue reading

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Graph equations while preserving aspect ratio in WPF and C#

The previous example, Graph equations entered by the user in WPF and C# shows how to graph an equation entered by the user. The user must also enter the coordinate bounds that the program should use. For example, in the … Continue reading

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WPF 3d: Three-Dimensional Graphics with WPF and C#

If you haven’t checked out my book, WPF 3d: Three-Dimensional Graphics with WPF and C#, please take a quick look either on my web page or on Amazon. If you have a copy of the book, please post a review! … Continue reading

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Graph equations entered by the user in WPF and C#

This example uses key techniques described in several examples, mostly the following two: Use transformations to draw a graph in WPF and C# Graph equations entered by the user in C# The following two sections describe the key techniques taken … Continue reading

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Pingback: Code Project post “Orbital Mechanics Introduction, Part 2”

The Code Project post Orbital Mechanics Introduction, Part 2 by charles922 uses some code from my WPF 3D posts. His program lets you experiment with the following orbital parameters: Eccentricity – the eccentricity of the orbit’s ellipse. Inclination – the … Continue reading

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