From 79b14ff948efe265a1d21d0f38a6371de8068b52 Mon Sep 17 00:00:00 2001
From: Stephen Enders <smenders@gmail.com>
Date: Thu, 28 Jan 2021 22:03:27 -0500
Subject: Reroll on star moves

---
 src/helper.cpp |  3 ++-
 src/helper.hpp |  4 +++-
 src/ur.cpp     | 38 ++++++++++++++++++++++++++++++--------
 3 files changed, 35 insertions(+), 10 deletions(-)

(limited to 'src')

diff --git a/src/helper.cpp b/src/helper.cpp
index cdd9762..57e067e 100644
--- a/src/helper.cpp
+++ b/src/helper.cpp
@@ -346,7 +346,8 @@ canPlace(struct piece_t* piece,
 }
 
 void
-clearPiece(std::shared_ptr<std::vector<struct piece_t>> pieces, struct piece_t* piece)
+clearPiece(std::shared_ptr<std::vector<struct piece_t>> pieces,
+           struct piece_t* piece)
 {
   for (int i = 0; i < pieces->size(); i++) {
     auto& p = (*pieces)[i];
diff --git a/src/helper.hpp b/src/helper.hpp
index 03d60fb..b56dc30 100644
--- a/src/helper.hpp
+++ b/src/helper.hpp
@@ -33,6 +33,7 @@ static const int NUMS_TILES[8] = { 8, 9, 10, 11, 12, 13, 14, 15 };
 static const int ROLL_TILES[2] = { 20, 21 };
 static const int PASS_TILES[3] = { 24, 25, 26 };
 static const int START_TILES[3] = { 27, 28, 29 };
+static const int REROLL_POS[3] = { 3, 7, 13 };
 
 static const char* TITLE = "Royal Game of Ur";
 static const sf::Color GLOBAL_MASK(255, 0, 255, 255);
@@ -132,6 +133,7 @@ canPlace(struct piece_t* piece,
          int& takenPieceId);
 
 void
-clearPiece(std::shared_ptr<std::vector<struct piece_t>> pieces, struct piece_t* piece);
+clearPiece(std::shared_ptr<std::vector<struct piece_t>> pieces,
+           struct piece_t* piece);
 
 #endif
diff --git a/src/ur.cpp b/src/ur.cpp
index c0a0c4f..68a630f 100644
--- a/src/ur.cpp
+++ b/src/ur.cpp
@@ -30,6 +30,13 @@ change_state(GameState next)
   state = next;
 }
 
+inline void
+change_color(std::shared_ptr<std::vector<sf::Sprite>> sprites, sf::Color color)
+{
+  for (auto& s : *sprites)
+    s.setColor(color);
+}
+
 // tracks the turn pids
 int turn_pid = P1_ID;
 int rolling_frame = 0;
@@ -41,15 +48,20 @@ next(int* i, int max)
 }
 
 inline void
-next_turn(std::shared_ptr<std::vector<sf::Sprite>> roll_sprites)
+reset_turn(std::shared_ptr<std::vector<sf::Sprite>> roll_sprites)
 {
   turn_roll = 0;
-  turn_pid = turn_pid == P1_ID ? P2_ID : P1_ID;
-  for (auto& s : (*roll_sprites))
-    s.setColor(sf::Color::White);
+  change_color(roll_sprites, sf::Color::White);
   change_state(GameState::WAITING);
 }
 
+inline void
+next_turn(std::shared_ptr<std::vector<sf::Sprite>> roll_sprites)
+{
+  turn_pid = turn_pid == P1_ID ? P2_ID : P1_ID;
+  reset_turn(roll_sprites);
+}
+
 inline bool
 p1_turn()
 {
@@ -258,9 +270,7 @@ main()
               // setup for rolling
               rolling_animation_timer.start();
               change_state(GameState::ROLLING);
-              for (auto& rs : (*roll_sprites)) {
-                rs.setColor(SEMI_TRANSPARENT);
-              }
+              change_color(roll_sprites, SEMI_TRANSPARENT);
               for (int i = 0; i < 8; i++) {
                 (*dice)[i].show = i % 2 == 0; // only show the 0s
               }
@@ -341,6 +351,7 @@ main()
           }
 
           if (in_place) {
+            bool reroll = false;
             if (grabbed_piece->position == EXIT_SPACE) {
               if (p1_turn()) {
                 makeNum(&p1Score, ++p1->score, textures);
@@ -349,8 +360,19 @@ main()
                 makeNum(&p2Score, ++p2->score, textures);
                 clearPiece(p2->pieces, grabbed_piece);
               }
+            } else {
+              // check if reroll
+              for (int p : REROLL_POS) {
+                if (grabbed_piece->position == p) {
+                  reroll = true;
+                }
+              }
+            }
+            if (!reroll) {
+              next_turn(roll_sprites);
+            } else {
+              reset_turn(roll_sprites);
             }
-            next_turn(roll_sprites);
           } else {
             grabbed_piece->sprite.setPosition(grabbed_piece_origin);
           }
-- 
cgit v1.2.3-54-g00ecf