Impact Engine Book - errata?

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OldRod
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Impact Engine Book - errata?

Post by OldRod »

I picked up the Impact.JS engine last night and got a book from Amazon that takes you through creating a full game using it.

http://www.amazon.com/Introducing-HTML5 ... 449315178/

Anyone read this book? I have one section of code that isn't working, I'm wondering if there is an errata page somewhere for this book, does anyone know? Google isn't turning up anything.

*edit* Never mind... I just had tried to run the code before I should have :oops:
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hallsofvallhalla
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Re: Impact Engine Book - errata?

Post by hallsofvallhalla »

let us know how the book turns out.
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OldRod
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Re: Impact Engine Book - errata?

Post by OldRod »

It's fairly short (100 pages or so) but so far it's pretty decent. They walk you through making a 2D zombie shooter/platformer :)
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Jackolantern
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Re: Impact Engine Book - errata?

Post by Jackolantern »

All the code worker for me when I read it. Are you copying it, or downloading it? I got it on Kindle on PC, and merely copied and pasted the code into the IDE to try it out, and it worked. There were a couple places where the code that I copied by hand didn't work, but then when I copied and pasted it, it did work, which makes me think it was some small detail that was easily missed.

As far as errata, I don't know. Have you tried going on the O'Reilly site and looking the book up there? They should have all the source code downloadable, as well as any submitted errata if it exists.
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OldRod
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Re: Impact Engine Book - errata?

Post by OldRod »

I got it for Kindle too and am reading it on my PC. I'm typing in the code by hand, I find I learn more that way than just copying/pasting. My problem earlier was that I didn't read far enough ahead and tried to run the code before I should have :)

Now, I'm stuck with it crashing when I throw grenades... still trying to figure that out.

I checked the O'Reilly site. I found where they would normally post the errata if there was any, but it says so far there isn't any. I'll figure it out hopefully :)
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Jackolantern
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Re: Impact Engine Book - errata?

Post by Jackolantern »

Oh yeah, I definitely understand wanting to type in all the code, but whenever I am having trouble, I usually either download the code, or copy'n'paste if there is no download and it is an ebook. That way I can actually test what the author wrote to ensure it even works, and if it does (it usually does), I use the code to start comparing to what I wrote. It is much easier comparing code to code than code to a written book, since you have syntax highlighting, and often brace pairing and highlighting, code-completion, error detection, etc.
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Sharlenwar
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Re: Impact Engine Book - errata?

Post by Sharlenwar »

*goes to ask the wife if I can spend a $100 bucks*

I want this now! LOL!
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Jackolantern
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Re: Impact Engine Book - errata?

Post by Jackolantern »

Haha! Impact is awesome, I can say that for sure. Particularly now that App Mobi is offering most of their platform for free. CraftyJS is the nearest engine to Impact (it is open source), but it still lags far behind.
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