More beat patterns
Our drum program is now functional. You can load drum samples and define a beat pattern and our drum machine will play it out. Let us now extend our drum program so that we are able to create more than one pattern in the same program.
Rather than a single drum pattern, now we will have a list of patterns. While playing the patterns, a user will be able to switch between many different beat patterns. This will allow the drummer to add variations to the performance.
- The first thing we need to do is add a Spinbox widget in the top bar (as shown in the following screenshot), which will keep count of the number of patterns. We also add an Entry widget next to the Spinbox widget to keep track of the pattern name, which ...