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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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odd behaviour of al_destroy_timer

I am making a TRON Game using Allegro, and in my game loop I have the following code: al_start_timer(game->timer); while(1) { al_wait_for_event(game->timer_queue, &evt); if(evt.type == ALLEGRO_EVENT_TIMER) ++timer; …
lucas_turci
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Allegro 5 : Handling small sprite dimension in big resolution display

I'm new to game programming. Here I have some sprites, say Mario sprites in a spritesheet. It just 32 x 32 pixel for each sprite. One sprite contain one movement, full body of Mario. Unfortunately, I have to work at least with 800 x 640 display. As…
imeluntuk
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Mouse click lasts too long / clearing event queue

I create a 2D RPG Game and managed to make there some walking of character by pointing the destination with mouse click. Now, I set an enter menu that shows up after running a program and before a game loop starts. When I press (or release) a mouse…
P3piK
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code blocks osx allegro

I am new to C++ and due to uni requirements we are all using Code Blocks. I use it on 10.10.5 OS X. Now I have to do a project that uses allegro5 library, but I can not install it! I have spent so much time trying to follow different tutorials like…
Łukasz d
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c++ allegro input

I'm building a simple ice sliding puzzle to test uses of allegro. So far I've got the whole thing working although I haven't actually added in the objective yet or the puzzle, just the engine behind it. I'm having a little trouble making "r" jump…
user33061
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rotate_sprite rotation is ~65625 times too small

I'm using c++98 and Allegro 4 and I'm attempting to use the rotate_sprite function. The documentation claims that in the angle parameter, 256 is a full circle and 64 is a right angle. void rotate_sprite(BITMAP *bmp, BITMAP *sprite, int x, int y,…
Scott Mikutsky
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What is a typical example for playing video files of any type with Allegro library?

I want to play a video of some type/format in my c++ program, i have installed Allegro 4.2.2 and Allegro5 along with both MSVC10 and MSVC13, i don't want to use any other library as they are a bit difficult to understand, if there is an easier way…
Mohit Mishra
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Conversion from 'int' to non-scalar type conts 'Vec2' requested

I'm a beginner in C++ and I'm trying to do a snake, but I have a problem. Lines of errors: C:\Users\Kcper\Desktop\Snej w allegro\main.cpp||In function 'void display_game()':| C:\Users\Kcper\Desktop\Snej w allegro\main.cpp|58|warning: left operand of…
Dredo
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Issue with DLL files

http://pastebin.com/ZLbRhnTi Here's the code, I can't get my PC to find the files. 'SPGAME.exe' (Win32): Loaded 'C:\Users\matth_000\Documents\Visual Studio 2012\Projects\SPGAME\Debug\SPGAME.exe'. Symbols loaded. 'SPGAME.exe' (Win32): Loaded…
Matthew
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Allegro 5 "Has stopped working" when loading a font

Title says it all. I'm (trying to) load a font in Allegro 5. Running the code at the bottom of this post results in a blank white window opening (desired) but crashes with "TSAGAME.EXE has stopped working" (not desired). Command prompt returns with…
Andrew Edwards
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Why is allegro c++ clearing the screen with blue color?

I am using the following code, which should clear the screen with black color, but it is blue. #define ALLEGRO_STATICLINK #include int main() { al_init(); ALLEGRO_DISPLAY* display = al_create_display(800, 600); …
alufers
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Pseudo 3D walls (top-down raycasting, sort of)

See, I'm not posting code because I need logic, math, algorithms. Well: I'm trying to achieve a 3d-looking visual for a top-down tile map using layers and parallax scrolling. The thing is: At the moment I simply set different "speeds" for each…
William Fernandes
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Linking Allegro 4.4 library in msvc to a project

I succeeded to compile allegro 4.4 in visual studio 2013 (msvc 12). I try to compile atanks 6.4 opensource project. Inside the project I link to alleg.lib that already compile in allegro project. When I compile atanks, it throw errors messages: This…
Tal
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Netbeans can find headers but no reference to functions (netbeans/c++)

So, I got this project that I was making using CodeBlocks but I'm migrating it to Netbeans because the first IDE is very bad for compiling (imo). I'm on Ubuntu 14, added the code on a blank new c++ project on netbeans and It was fine, found all the…
user5245279
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Structure of lisp projects

When I use Eclipse or Visual Studio or Xcode, structure of the project gets created automatically and one can get started immediately. Now I am trying to create a project on Allegro CL express edition and if I collect all lisp files and run it, it…
Pankaj Sejwal
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