Created
February 15, 2017 03:05
Simple SDL window
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
#include <SDL2/SDL.h> | |
#define SCREEN_WIDTH 640 | |
#define SCREEN_HEIGHT 480 | |
SDL_Renderer * renderer = NULL; | |
int init() | |
{ | |
SDL_Window* gWindow = SDL_CreateWindow( "SDL Tutorial", SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED, SCREEN_WIDTH, SCREEN_HEIGHT, SDL_WINDOW_SHOWN ); | |
if( gWindow == NULL ) | |
{ | |
printf( "Window could not be created! SDL Error: %s\n", SDL_GetError() ); | |
return -1; | |
} | |
else | |
{ | |
//Create vsynced renderer for window | |
renderer = SDL_CreateRenderer( gWindow, -1, SDL_RENDERER_ACCELERATED ); // SDL_RENDERER_PRESENTVSYNC deactivated | |
SDL_SetHint(SDL_HINT_RENDER_SCALE_QUALITY, "0"); | |
if( renderer == NULL ) | |
{ | |
printf( "Renderer could not be created! SDL Error: %s\n", SDL_GetError() ); | |
return -1; | |
} | |
else | |
{ | |
//Initialize renderer color | |
SDL_SetRenderDrawColor( renderer, 255, 0, 0, 255); | |
SDL_RendererInfo info; | |
SDL_GetRendererInfo( renderer, &info); | |
printf("Used renderer: %s\n", info.name); | |
} | |
} | |
} | |
int main( int argc, char* args[] ) | |
{ | |
bool quit = false; | |
init(); | |
SDL_Event e; | |
//While application is running | |
while( !quit ) | |
{ | |
//Handle events on queue | |
while( SDL_PollEvent( &e ) != 0 ) | |
{ | |
//User requests quit | |
if( e.type == SDL_QUIT ) | |
{ | |
printf("SDL_QUIT received\n"); | |
quit = true; | |
} | |
} | |
SDL_RenderPresent( renderer ); | |
//Clear screen | |
SDL_SetRenderDrawColor( renderer, 200, 200, 200, 200); | |
SDL_RenderClear( renderer ); | |
} | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment