SDL 2.0.7 with Android Studio 3


#1

Hi this is my first time using SDL. Im try to build android-project using ‘http://lazyfoo.net/tutorials/SDL/52_hello_mobile/’ tutorial, but the project cannot be compile.
any advice? Thanks


#2

what errors are you getting?


#3

this is error i get :

Note: SDL compile to libSDL2.so sucsses with command “ndk-build” on jni src


#4

Sorry my bad i forgot change file name at android_static.mk.

but i get a new error after build:

my main.c:
/*

  • rectangles.c
  • written by Holmes Futrell
  • use however you want
    */

#include “SDL.h”
#include <stdio.h>
#include <stdlib.h>
#include <time.h>

#define SCREEN_WIDTH 320
#define SCREEN_HEIGHT 480

int
randomInt(int min, int max)
{
return min + rand() % (max - min + 1);
}

void
render(SDL_Renderer *renderer)
{

SDL_Rect rect;
Uint8 r, g, b;

/* Clear the screen */
SDL_SetRenderDrawColor(renderer, 0, 0, 0, 255);
SDL_RenderClear(renderer);

/*  Come up with a random rectangle */
rect.w = randomInt(64, 128);
rect.h = randomInt(64, 128);
rect.x = randomInt(0, SCREEN_WIDTH);
rect.y = randomInt(0, SCREEN_HEIGHT);

/* Come up with a random color */
r = randomInt(50, 255);
g = randomInt(50, 255);
b = randomInt(50, 255);
SDL_SetRenderDrawColor(renderer, r, g, b, 255);

/*  Fill the rectangle in the color */
SDL_RenderFillRect(renderer, &rect);

/* update screen */
SDL_RenderPresent(renderer);

}

int
main(int argc, char *argv[])
{

SDL_Window *window;
SDL_Renderer *renderer;
int done;
SDL_Event event;

/* initialize SDL */
if (SDL_Init(SDL_INIT_VIDEO) < 0) {
    printf("Could not initialize SDL\n");
    return 1;
}

/* seed random number generator */
srand(time(NULL));

/* create window and renderer */
window =
    SDL_CreateWindow(NULL, 0, 0, SCREEN_WIDTH, SCREEN_HEIGHT,
                     SDL_WINDOW_OPENGL);
if (!window) {
    printf("Could not initialize Window\n");
    return 1;
}

renderer = SDL_CreateRenderer(window, -1, 0);
if (!renderer) {
    printf("Could not create renderer\n");
    return 1;
}

/* Enter render loop, waiting for user to quit */
done = 0;
while (!done) {
    while (SDL_PollEvent(&event)) {
        if (event.type == SDL_QUIT) {
            done = 1;
        }
    }
    render(renderer);
    SDL_Delay(1);
}

/* shutdown SDL */
SDL_Quit();

return 0;

}