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improved memory householding

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This commit is contained in:
Steffen Vogel 2010-11-30 13:31:53 +01:00
parent fea108eff5
commit 64230342b4
2 changed files with 11 additions and 17 deletions
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src/conway.c
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@ -78,16 +78,6 @@ uint8_t ** create_world(uint8_t width, uint8_t height) {
return world;
}
/* free memory for world */
void destroy_world(uint8_t ** world, uint8_t width) {
uint8_t a;
for (a = 0; a < width; a++) {
free(world[a]);
}
free(world);
}
/* insert pattern at (x|y) into world */
void inhabit_world(struct pattern pattern, uint8_t x, uint8_t y, uint8_t ** world) {
uint8_t a, b;
@ -236,14 +226,14 @@ int main(int argc, char * argv[]) {
struct cursor cur = {0, 0};
int generation = 0, input, framerate = 17;
uint8_t width, height, paused = 0;
uint8_t width, height, paused = 0, a, b;
uint8_t ** worlds[2], ** world;
/* initialize world */
getmaxyx(win, height, width);
uint8_t ** worlds[2] = {
create_world(width, height), /* current generation */
create_world(width, height) /* next generation */
}, ** world = worlds[0];
for (a = 0; a < 2; a++)
worlds[a] = create_world(width, height); /* current generation */
world = worlds[0];
inhabit_world(patterns[3], width/2, height/2, worlds[0]);
/* simulation loop */
@ -336,8 +326,12 @@ int main(int argc, char * argv[]) {
}
/* householding */
destroy_world(worlds[0], width);
destroy_world(worlds[1], width);
for (a = 0; a < 2; a++) {
for (b = 0; b < width; b++) {
free(worlds[a][b]);
}
free(worlds[a]);
}
endwin(); /* exit ncurses mode */