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Questions tagged [allegro]

Allegro is a low-level game programming library distributed freely, supporting desktop and mobile platforms. It is coded in C and offers several language bindings.

The latest stable version is 5.0. It is completely rewritten with a new API and full hardware accelerated graphics via OpenGL or D3D. There is official support for Windows, OS X, Linux, and iOS. There is also an unstable branch 5.1.

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Including font assets in Allegro fails with "al_draw_ustr: Assertion `font' failed" when using a "absolute" path that resolves against a assets folder

I am trying to make a little game for practice in C++. I am using the Clion IDEA which uses CMake for it's build system. So I have this project set up which uses the Allegro game library and I can get it working fine for now with me…
Kaspar
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allegro5 - How to run on Linux?

I set up Allegro 5, and could compile the following code with success: #include #include #include #include #include void error(char *msg) { fprintf(stderr,"%s : %s\n", msg,…
陳文炳
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allegro 5 performing events at a certain interval

I'm making my first game in allegro 5, it's a snake game. In order to move the snake game I'd want to use a squared grid which I made, so the snake moves at regular intervals. How can I use timers to make an event happen at a certain amount of…
Bugster
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Making standard console appear in allegro

When I run allegro program there isnt standard text console. How can I make it appear, so I can use cout and cin then? Im using Dev-Cpp and allegro 4.2.1.
noisy cat
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Best way to detect collision between sprites?

Whats the best way to detect collisions in a 2d game sprites? I am currently working in allegro and G++
Abhishek Mishra
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Undefined reference to 'main'

You got to love linker errors *sarcasm*. Any way, I am developing a psp game using the psp port of allegro which came with pspsdk. And after I fixed all the other undefined references this one stumps me. The full error message and makefile and code…
Daniel Lopez
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Allegro and Qt creator - how to set up this two?

I've looked for it for a long time and I couldn't find it, so could anybody tell me how to set up allegro (4.2.3) with qt creator (2.3.0), Qt 4.7.4 ? Thanks in advance, Martin. EDIT: OK, by accident, I finally managed to add some of the allegro…
user947536
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How do I bundle the Allegro library with a Ubuntu Allegro application?

I got the Allegro dev libraries, wrote and compiled a simple application, and ran it on my computer, and it worked fine. I had a friend test it, but it did not do anything when double clicked. I think the problem is that he does not have the Allegro…
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How come allegro automatically handles minimize button, but not close button?

Here is a sample from Allegro5 tutorial: (to see the original sample, follow the link, I've simplified it a bit for illustratory purposes. #include int main(int argc, char **argv) { ALLEGRO_DISPLAY *display = NULL; …
Armen Tsirunyan
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Compiling C++ code with allegro 5 and g++

What flags do I need to add to g++ in order to compile code using allegro 5? I tried g++ allegro5test.cpp -o allegro5test `allegro-config --libs` but that is not working. I'm using ubuntu 11.04. I installed allegro 5 using the instructions at…
John Stimac
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What limitations will I run into making a game with Allegro / SDL vs. OpenGL / DirectX?

So I have a bunch of experience with C++ and Win32 programming and I am looking to create a 2D game with a couple of friends of mine. I have also dipped my toe into DirectX and OpenGL, but would prefer to use as simple of a library / API as possible…
Patrick Harl
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convert int to string for use in allegro function

I am trying to run the following code using allegro. textout_ex(screen, font, numbComments , 100, 100, GREEN, BLACK); numbComments is an integer, the function prototype of this function is void textout_ex(BITMAP *bmp, const FONT *f, const char…
ace
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Running Allegro 5 on other computers

I have made an allegro simple game . But when I open the *.exe file on another computer it says that there are many missing .dll files . How can I make my game to run on other computers without Visual Studio and Allegro 5 library installed ?
samvel1024
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loading a bitmap image to a certain size

Im trying to load a bitmap to a certain size using allegro. al_crate_bitmap(x,y) - creates a bitmap to a certain size al_load_bitmap(filename) - loads the image i need, but to its original size. I need to load a bitmap to a size I set. Any…
codingNightmares
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Unable to load font in Allegro

I'm playing around with Allegro 5 in C++ and Visual Studio 2012, but for some reason I can't get a font to load using the sample code from the Allegro wiki: ALLEGRO_FONT *font = al_load_ttf_font("pirulen.ttf",72,0 ); if (!font){ …
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