Bruh? 😳

src/poker/poker.c

@@ -0,0 +1,88 @@
+/**
+ * Copyright (c) 2022 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#include "poker.h"
+
+pokerplayer_t POKER_PLAYERS[POKER_PLAYER_COUNT_MAX];
+uint8_t POKER_DECK[CARD_DECK_SIZE];
+uint8_t POKER_DECK_SIZE;
+
+uint8_t POKER_COMMUNITY[POKER_COMMUNITY_SIZE_MAX];
+uint8_t POKER_COMMUNITY_SIZE;
+
+uint8_t POKER_PLAYER_DEALER;
+uint8_t POKER_PLAYER_SMALL_BLIND;
+uint8_t POKER_PLAYER_BIG_BLIND;
+
+void pokerInit() {
+  uint8_t i;
+
+  // Set up players
+  for(i = 0; i < POKER_PLAYER_COUNT_MAX; i++) {
+    POKER_PLAYERS[i].chips = 10000;
+    POKER_PLAYERS[i].state = 0;
+  }
+
+  // Set up the initial state.
+  // TODO: Should this be randomized?
+  POKER_PLAYER_DEALER = 0;
+
+  // Reset the round state (For the first round)
+  pokerNewRound();
+}
+
+void pokerNewRound() {
+  uint8_t i, j, k;
+  uint8_t found;
+
+  // Reset round state
+  POKER_COMMUNITY_SIZE = 0;
+
+  // Fill deck
+  for(i = 0; i < CARD_DECK_SIZE; i++) POKER_DECK[i] = i;
+  POKER_DECK_SIZE = CARD_DECK_SIZE;
+
+  // Shuffle Deck
+  for(i = CARD_DECK_SIZE-1; i > 0; i--) {
+    k = POKER_DECK[i];
+    j = rand() % (i+1);
+    POKER_DECK[i] = POKER_DECK[j];
+    POKER_DECK[j] = k;
+  }
+
+  // Reset Players and decide new blinds.
+  found = 0;
+  POKER_PLAYER_DEALER++;
+
+  for(i = 0; i < POKER_PLAYER_COUNT_MAX; i++) {
+    POKER_PLAYERS[i].state &= ~(
+      POKER_PLAYER_STATE_FOLDED |
+      POKER_PLAYER_STATE_HAS_BET_THIS_ROUND
+    );
+
+    // Have we found the dealer, small blind, and big blind players?
+    if(found != 3 && (POKER_PLAYERS[i].state & POKER_PLAYER_STATE_OUT) == 0){
+      k = (POKER_PLAYER_DEALER + i) % POKER_PLAYER_COUNT_MAX;
+
+      if(found == 0) {// Have we found the dealer?
+        POKER_PLAYER_DEALER = i;
+        found++;
+      } else if(found == 1) {// Have we found the small blind?
+        POKER_PLAYER_SMALL_BLIND = i;
+        found++;
+      } else if(found == 2) {// Have we found the big blind?
+        POKER_PLAYER_BIG_BLIND = i;
+        found++;
+      }
+    }
+    
+    // Deal two cards to the player.
+    for(j = 0; j < POKER_PLAYER_HAND_SIZE_MAX; j++) {
+      POKER_PLAYERS[i].hand[j] = POKER_DECK[POKER_DECK_SIZE--];
+    }
+  }
+}