Here I have asked what is the difference between SDL_FillRect and SDL_RenderFillRect Here is code of my benchmark: my $window = SDL2::Video::SDL_CreateWindow( 'Hello', 100, 100, 800, 600, 0x0000000...

What is difference between these two functions: SDL_FillRect VS SDL_RenderFillRect

I've been getting the error undefined reference to WinMain@16. To save space, here's a link to all the files currently in the project. At present, it shouldn't do much other than create a window, f...

When I implemented parallel initialization and update of procedural objects in my OpenGL game, I had to create multiple OpenGL contexts with shared objects, and bind one per thread, so I could crea...

I want to make a game using SDL2, but I'm unable to compile and/or run my code, please help! SDL2 is notoriously hard to set up, and it's often the first library aspiring game developers try to u...

I'm trying to build the SDL library from the source code. I've downloaded the compressed file (i.e. SDL2-2.0.3.tar.gz) and extracted it. I don't want to install the files in /usr/local. According t...

EDIT: Even that the problem still exists, I haven't been able to reproduce this frequently enough to examine it closer. See more info at the end of the question. I started to develop a game, and...

I'm having some issues due to my ignorance of cargo setup and the vast amount of documentation. The cargo.toml file is the current: [package] name = "hello" version = "0.1.0" authors = ["PC4\\Aut...

I would like to create an OpenGL project with SDL2. I usually start my OpenGL projects by including GL/glew.h first. Do I have to include SDL_opengl.h afterwards? It also contains the OpenGL API he...

I'm having a problem with SDL 2.0 keyboard input in pong-like game. When I order to move to the left by pressing left arrow, it is processed by SDL_PollEvents() and responds correctly if the key wa...

The complete error output: SDL2main.lib(SDL_windows_main.obj) : error LNK2019: unresolved external symbol __imp_CommandLineToArgvW referenced in function main_getcmdline My compiler options: cl...

I am working on an OpenGL application. I use a high-dpi screen, and the Windows GUI is scaled to 125%, to make the programs look like on a regular screen. If I create a 800*600 window using SDL2, ...

I used the .cmake files from https://github.com/brendan-w/collector/tree/master/cmake, and I put them in the same directory as my CMakeLists.txt, then I used the code: set(CMAKE_MODULE_PATH FindSD...

I want to compile this code: #include <SDL.h> int main(int argc, char* argv[]) { return 0; } But it can't be linked: Error 1 error LNK1561: entry point must be defined There is some str...

This tutorial on SDL 2.0 uses code that returns from main without first destroying any of the resource pointers: int main(int argc, char** argv){ if (SDL_Init(SDL_INIT_EVERYTHING) == -1){ std::c...

I am trying to compile the following code which has the headers: #include <SDL2/SDL.h> #include <SDL2_image/SDL_image.h> However after running the following makefile: g++ -std=c++11...

I'm hoping to develop some code that uses SDL2 to display graphics on the 7" RPi touchscreen, but I'd rather not install a full desktop OS. I've got Raspbian Buster Lite installed. Some simple...

I am trying to install helm. When I try to install it, however I get this error: $ cabal install helm Resolving dependencies... Configuring sdl2-1.1.0... cabal: The pkg-config package 'sdl2' versi...

I'm using Ubuntu 19.0.4 with SDL version 2.0.9+dfsg1-1ubuntu1. The code works fine with Visual Studio and MinGW's g++, and if I read others' comments right, other versions of Unix. But with Ubuntu,...

I can't use SDL_GetWindowSize cross-platform, because in Unix it doesn't know that the window size changed (though I can see it did). Visual Studio and MinGW have no problem. (I keep running into c...

I'm updating a program from SDL 1 to SDL 2 and need to use color palettes. Originally, I used SDL_SetColors(screen, color, 0, intColors); but that does't work in SDL 2. I'm trying to use: SDL_Pale...

I am just getting started with learning OpenGL. I am struggling to setup my environment. This is what I did do far: Downloaded SDL2 binary from https://www.libsdl.org/download-2.0.php for mac. Co...

I'm trying to display text using SDL2 TTF and OpenGL. A weird texture appears in the window, it's got the right size and the right position but you can't see any letters. I've tried using the SDL_...

I am struggling to convert a simple pong game from SDL to SDL2 because I could not find a valid value for the pixel format argument (second parameter 'Uint32 format') when calling SDL_CreateTexture...

I wanted to create a separate function where I could just send a string and it will render the text appropriately so that I didn't need to copy-paste same stuff. The function I came up with is in t...