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Haskell SDL2 Examples

Some simple SDL2 examples in Haskell

Check out the inspiration here

Setup

You'll need a working SDL2 installation

We're using Stack

stack setup
stack build --pedantic

Running Examples

List available examples:

stack ide targets

Run an example:

stack exec lesson01

Lesson Output

• Lesson 01 - a white box which remains for two seconds
• Lesson 02 - "Hello World" text taken from a bitmap (remains for 2 seconds)
• Lesson 03 - a window with instructions to close it (remains until closed)
• Lesson 04 - instructions to press arrow keys, followed by content changing on key press
• Lesson 05 - a stretched image in the window
• Lesson 06 - a "png loaded" message, loaded from a png (!)
• Lesson 07 - a "rendering texture" message
• Lesson 08 - a red box with a green outline, a blue strikethrough and yellow vertical dots
• Lesson 09 - the text "Here's a viewport" in three different locations
• Lesson 10 - a stick figure sitting on a hill
• Lesson 11 - a different coloured dot in each corner of the window
• Lesson 12 - a coloured window that changes when pressing any of Q, W, E, A, S, D
• Lesson 13 - press 'w' and 's' to fade in or out the foreground
• Lesson 14 - a walking animation
• Lesson 15 - an arrow that rotates with the Q, W, E, A and D keys