Merge pull request thecardkid#22 from thecardkid/hn/disallow-repeat-s…

…pawns FIX: repeated block spawning is now disallowed
kmmcconnaughay · Apr 6, 2017 · 510bcee · 510bcee
2 parents 6fd773f + cd18b77
commit 510bcee
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/src/block_factory.c b/src/block_factory.c
@@ -25,8 +25,13 @@ void spawn(State* s) {
  s->block->x = SPAWN_X;
  s->block->y = 1;
 
+ int n;
+
  if (spawn_space_available(s)) {
- s->next = rand() % NUM_BLOCKS;
+ while ((n = rand() % NUM_BLOCKS) == s->next) {
+ n = rand() % NUM_BLOCKS;
+ }
+ s->next = n;
  } else {
  s->mode = SHUTDOWN;
  }