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Fix old article

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Jan-Erik Rediger 2020-06-11 10:47:10 +02:00
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_posts/2014-12-03-a-story-of-hacking-or-rust-on-the-psp.md
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@ -107,16 +107,18 @@ As soon as I was back home, I grabbed my PSP, booted up a new virtual machine an
First step: Re-compile and run p-twit. Yip, it works (ok, it starts. Of course the Twitter API is so closed these days, it wouldn't be able to do anything).
<center>
[![p-twit runs again](//tmp.fnordig.de/rust-on-psp/th-2014-11-24_11.54.27.jpg)](//tmp.fnordig.de/rust-on-psp/2014-11-24_11.54.27.jpg)
</center>
Second step: Follow the instructions from the [Gist][helloworld-instructions].
~~~
```
jer@psp-dev:~/rust-for-psp$ rustc hello.rs --target psp -lpspdebug -lpspdisplay -lpspge -lm -lc -lpspuser -lgcc
jer@psp-dev:~/rust-for-psp$ psp-fixup-imports hello
Error, no sceModuleInfo section found
~~~
```
D'oh! That didn't work.
I played around, tried all kinds of things, then gave up a little frustrated.
@ -132,24 +134,28 @@ He simply used the pre-compiled [minpspw][] package
Once I grabbed that, the "Hello World" application compiled and ran! Success!
<center>
[![From Rust with love](//tmp.fnordig.de/rust-on-psp/th-2014-11-27_01.13.59.jpg)](//tmp.fnordig.de/rust-on-psp/2014-11-27_01.13.59.jpg)
</center>
The journey doesn't end here.
Only partly satisfied with what I had, I took some free time on a train ride to write a wrapper for the input handling.
<center>
[![Press X, press O](//tmp.fnordig.de/rust-on-psp/th-2014-11-28_12.25.50.jpg)](//tmp.fnordig.de/rust-on-psp/2014-11-28_12.25.50.jpg)
</center>
Now it's possible to react to user input with this simple piece of code:
~~~rust
```rust
let mut pad_data = ctrl::Input::new();
if pad_data.read_changed() {
match pad_data.pressed_key() {
Button::Cross => utils::debug_print("X pressed\n"),
Button::Cross => utils::debug_print("X pressed\n"),
Button::Circle => utils::debug_print("O pressed\n"),
Button::Triangle => utils::debug_print("TRIANGLE pressed\n"),
Button::Square => utils::debug_print("SQUARE pressed\n"),
@ -157,7 +163,7 @@ if pad_data.read_changed() {
_ => utils::debug_print("unhandled keypress\n"),
}
}
~~~
```
The full implementation is up in [my fork of rust-psp-hello][helloworld-fork].