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Test case to demonstrate end-point behavior on Linux

endpoint.c (text/x-csrc), 1.93 KB, created by Richard Russell on 2017-03-05 10:38:06 UTC

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Description:

Filename:

MIME Type:

Creator: Richard Russell

Created: 2017-03-05 10:38:06 UTC

Size: 1.93 KB

patch

obsolete

>// Demo of SDL_RenderDrawLine endpoint behavior, R.T.Russell http://www.rtrussell.co.uk/
>
>#include <stdio.h> 
>#include <SDL2/SDL.h>
>
>#define WIDTH 640 
>#define HEIGHT 480 
>
>int main(int argc, char* argv[]) 
>{ 
>    
>    if(SDL_Init(SDL_INIT_VIDEO)) 
>    { 
>        printf("SDL_Init Error: %s", SDL_GetError()); 
>        return 1; 
>    } 
>
>    SDL_SetHint(SDL_HINT_RENDER_DRIVER, "opengl");
>    
>    SDL_Window *window = SDL_CreateWindow("SDL_RenderDrawLine test", 100, 100, WIDTH, HEIGHT, SDL_WINDOW_OPENGL); 
>    if(window == NULL) 
>    { 
>        printf("SDL_CreateWindow Error: %s", SDL_GetError()); 
>        SDL_Quit(); 
>        return 2; 
>    } 
>    
>    SDL_Renderer *renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED | SDL_RENDERER_PRESENTVSYNC); 
>    if(renderer == NULL) 
>    { 
>        SDL_DestroyWindow(window); 
>        printf("SDL_CreateRenderer Error: %s", SDL_GetError()); 
>        SDL_Quit(); 
>        return 3; 
>    } 
>    
>    SDL_Event e; 
>    
>    int quit = 0; 
>    while(!quit) 
>    {
>        int i;
>        int w = WIDTH / 4;
>        int h = w;
>        int x =(WIDTH - w) / 2;
>        int y =(HEIGHT - h) / 2;
>
>        if(SDL_PollEvent(&e)) 
>        { 
>            if(e.type == SDL_QUIT) 
>                quit = 1; 
>        } 
>        SDL_SetRenderDrawColor(renderer, 0, 0, 0xFF, 0xFF); 
>        SDL_RenderClear(renderer); 
>
>        SDL_SetRenderDrawColor(renderer, 0xFF, 0xFF, 0xFF, 0xFF); 
>        SDL_RenderDrawLine(renderer, x, y, x + w, y);
>        SDL_RenderDrawLine(renderer, x, y + h, x + w, y + h);
>        for(i = y + 1; i < y + h; i++)
>        {
>            SDL_RenderDrawLine(renderer, x, i, x, i);
>            SDL_RenderDrawLine(renderer, x + w, i, x + w, i);
>        }    
>
>        SDL_RenderPresent(renderer); 
>        SDL_Delay(10); 
>    } 
>    
>    SDL_DestroyRenderer(renderer); 
>    SDL_DestroyWindow(window); 
>    SDL_Quit(); 
>    return 0; 
>}

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Attachments on bug 3600: 2702

We are currently migrating Bugzilla to GitHub issues.Any changes made to the bug tracker now will be lost, so please do not post new bugs or make changes to them.When we're done, all bug URLs will redirect to their equivalent location on the new bug tracker.

We are currently migrating Bugzilla to GitHub issues.
Any changes made to the bug tracker now will be lost, so please do not post new bugs or make changes to them.
When we're done, all bug URLs will redirect to their equivalent location on the new bug tracker.