Homebrew My code crashes; not sure why.

[HamBone41801]

Heres my code. It compiles fine but crashes in citra.

#include <time.h>
#include <string.h>
#include <stdio.h>
#include <sf2d.h>
#include <3ds.h>

const int NumRows = 240;
const int NumColumns = 400;

void printToConsole(char* msg)
{
time_t unixTime = time(NULL);
struct tm* timeStruct = gmtime((const time_t *)&unixTime);

int hours = timeStruct->tm_hour;
int minutes = timeStruct->tm_min;
int seconds = timeStruct->tm_sec;

printf("[%02i:%02i:%02i] %s\n", hours, minutes, seconds, msg);
}

int checkCollisions(int arr[][NumColumns], int arr2[][NumColumns])
{
int i = 0;
int j = 0;
for(i = 0; i <= NumRows; i++)
{
for(j = 0; j <= NumColumns; j++)
{
if(arr[j] == 1 && arr2[j] == 1)
{
return 1;
}
else
{
return 0;
}
}
}
return 0;
}

int main()
{

int paddleOneX = 10;
int paddleOneY = 80;

int paddleTwoX = 380;
int paddleTwoY = 80;

int ballX = 195;
int ballY = 115;

int ballCollider[NumRows][NumColumns];
int paddleOneCollider[NumRows][NumColumns];
int paddleTwoCollider[NumRows][NumColumns];

sf2d_init();
sf2d_set_clear_color(RGBA8(0x00, 0x00, 0x00, 0xFF));

consoleInit(GFX_BOTTOM, NULL);

printToConsole("Hi!");

while (aptMainLoop())
{
hidScanInput();
u32 kUp = hidKeysUp();
u32 kHeld = hidKeysHeld();

if (kUp & KEY_START)
{
break;
}

//GAME_CODE////////////////////////////////////////////////

// Paddle Movement
if(kHeld & KEY_UP)
{
if(paddleOneY != 0)
{
paddleOneY--;
}
}
if(kHeld & KEY_DOWN)
{
if(paddleOneY != 160)
{
paddleOneY++;
}
}

if(((paddleTwoY + 40) > (ballY + 5)) & (paddleTwoY != 0))
{
paddleTwoY--;
}
if(((paddleTwoY + 40) < (ballY + 5)) & (paddleTwoY != 160))
{
paddleTwoY++;
}

// Ball Movement
ballX--;
//Collisions

if(checkCollisions(ballCollider, paddleOneCollider) == 1)
{
break;
}
else if(checkCollisions(ballCollider, paddleTwoCollider) == 1)
{

}

///////////////////////////////////////////////////////////

//DRAW_CODE////////////////////////////////////////////////

sf2d_start_frame(GFX_TOP, GFX_LEFT);
sf2d_draw_rectangle(ballX, ballY, 10, 10, RGBA8(0xFF, 0xFF, 0xFF, 0xFF)); // Ball
sf2d_draw_rectangle(paddleOneX, paddleOneY, 10, 80, RGBA8(0xFF, 0xFF, 0xFF, 0xFF)); // Paddle One
sf2d_draw_rectangle(paddleTwoX, paddleTwoY, 10, 80, RGBA8(0xFF, 0xFF, 0xFF, 0xFF)); // Paddle Two
sf2d_end_frame();

///////////////////////////////////////////////////////////

sf2d_swapbuffers();
}

sf2d_fini();
return 0;
}

 

[Kartik]

Heres my code. It compiles fine but crashes in citra.

#include <time.h>
#include <string.h>
#include <stdio.h>
#include <sf2d.h>
#include <3ds.h>

const int NumRows = 240;
const int NumColumns = 400;

void printToConsole(char* msg)
{
time_t unixTime = time(NULL);
struct tm* timeStruct = gmtime((const time_t *)&unixTime);

int hours = timeStruct->tm_hour;
int minutes = timeStruct->tm_min;
int seconds = timeStruct->tm_sec;

printf("[%02i:%02i:%02i] %s\n", hours, minutes, seconds, msg);
}

int checkCollisions(int arr[][NumColumns], int arr2[][NumColumns])
{
int i = 0;
int j = 0;
for(i = 0; i <= NumRows; i++)
{
for(j = 0; j <= NumColumns; j++)
{
if(arr[j] == 1 && arr2[j] == 1)
{
return 1;
}
else
{
return 0;
}
}
}
return 0;
}

int main()
{

int paddleOneX = 10;
int paddleOneY = 80;

int paddleTwoX = 380;
int paddleTwoY = 80;

int ballX = 195;
int ballY = 115;

int ballCollider[NumRows][NumColumns];
int paddleOneCollider[NumRows][NumColumns];
int paddleTwoCollider[NumRows][NumColumns];

sf2d_init();
sf2d_set_clear_color(RGBA8(0x00, 0x00, 0x00, 0xFF));

consoleInit(GFX_BOTTOM, NULL);

printToConsole("Hi!");

while (aptMainLoop())
{
hidScanInput();
u32 kUp = hidKeysUp();
u32 kHeld = hidKeysHeld();

if (kUp & KEY_START)
{
break;
}

//GAME_CODE////////////////////////////////////////////////

// Paddle Movement
if(kHeld & KEY_UP)
{
if(paddleOneY != 0)
{
paddleOneY--;
}
}
if(kHeld & KEY_DOWN)
{
if(paddleOneY != 160)
{
paddleOneY++;
}
}

if(((paddleTwoY + 40) > (ballY + 5)) & (paddleTwoY != 0))
{
paddleTwoY--;
}
if(((paddleTwoY + 40) < (ballY + 5)) & (paddleTwoY != 160))
{
paddleTwoY++;
}

// Ball Movement
ballX--;
//Collisions

if(checkCollisions(ballCollider, paddleOneCollider) == 1)
{
break;
}
else if(checkCollisions(ballCollider, paddleTwoCollider) == 1)
{

}

///////////////////////////////////////////////////////////

//DRAW_CODE////////////////////////////////////////////////

sf2d_start_frame(GFX_TOP, GFX_LEFT);
sf2d_draw_rectangle(ballX, ballY, 10, 10, RGBA8(0xFF, 0xFF, 0xFF, 0xFF)); // Ball
sf2d_draw_rectangle(paddleOneX, paddleOneY, 10, 80, RGBA8(0xFF, 0xFF, 0xFF, 0xFF)); // Paddle One
sf2d_draw_rectangle(paddleTwoX, paddleTwoY, 10, 80, RGBA8(0xFF, 0xFF, 0xFF, 0xFF)); // Paddle Two
sf2d_end_frame();

///////////////////////////////////////////////////////////

sf2d_swapbuffers();
}

sf2d_fini();
return 0;
}

You cannot use ctrulib 's consoleInit() with sf2d.Use sftd instead.
https://github.com/xerpi/sftdlib

 

[erman1337]

put printf on every line to pinpoint the problematic line