Make App Pie
Training and Instructional Design
Tag: games programming
How to Use enum and Enumerations in Swift
Often code needs some way to describe a discrete set of cases. You might need values for breakfast lunch and dinner for example. How we configure a view might be set by one of a few choices. There are many types of UIButtons we…
The Slippy Flippy Challenge: Make Active Boundaries in Sprite Kit.
In Flappy Bird, hitting the top or bottom boundaries ends the game. They also convey a sense of motion. The boundaries make for a better playing experience. Last time, we set up collision detection, but we need boundaries that are sprites. Sprite node boundaries…
Make a Clock in Sprite Kit: Adding Animation to the Clock
In our first installment, we added a label and set up a clock. We could easily do that with a story board and a wired up label. The point of series this is to have a lot of cool animation running in Sprite Kit…
The SlippyFlippy Challenge: Make a Better Obstacle in Sprite Kit
Build a Better Obstacle In the SlippyFlippy challenge we have a small obstacle. In Flappy Bird there are two obstacles which the bird has to pass between. Let’s change our current obstacle into a pass-through obstacle like Flappy Bird. Make a Random Obstacle…
SlippyFlippy 1.1: The Bug Hunt
Since my last post I got my first one-star review of SlippyFlippyPenguin. The Hard Mode bug did it. Someone else can’t start the game in hard mode. In my last entry, I set up a timer to fix what I thought is a user-related…
SlippyFlippy 1.1: How to make a Countdown Timer in Sprite Kit.
The next item on the update project list is making a countdown timer. For those who haven’t read earlier episodes of this blog, there is a bug I cannot find. For a very small number of users, the game ends immediately when starting in…
The Slippy Flippy Dare: Making a Basic Obstacle
To make a game fun there must be a challenge. One of those challenges is some obstacle in your path or headed towards you. In both Flappy Bird and SlippyFlippyPenguin that obstacle is a large rectangle with a gap in it. Your job is…
SlippyFlippy 1.1: Adding a Fading-in and out Label with Background in SpriteKit
Today we have a bug to deal with in SlippyFlippyPenguin. There are a two reports of when a user selects the hard skill level the game immediately goes to game over. I cannot find anything that is different in the code to account for…
SlippyFlippy 1.1: Making a High and Low Score Indicator
This is the first of my improvements to the SlippyFlippy penguin game. While this may not make sense since I have not posted all the game code yet, it might help those trying to come up with some of these solutions for their own…
The Slippy Flippy Dare: How to Use Basic Physics in Sprite Kit
In the last installment of this series I showed two kinds of animation: SKAction and using the update: method from frame animation. The third major type of animation is using the physics engine. A physics engine takes the mathematical laws of physics and adds…
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