From 2348d58d70bcca7fb4a424f4536a489714ffe392 Mon Sep 17 00:00:00 2001
From: Kelly Rauchenberger <fefferburbia@gmail.com>
Date: Thu, 24 May 2018 21:08:59 -0400
Subject: no key repeat delay, implemented weirdly

---
 src/main.cpp | 69 +++++++++++++++++++++++++++++++++++++-----------------------
 1 file changed, 43 insertions(+), 26 deletions(-)

diff --git a/src/main.cpp b/src/main.cpp
index 28c89cc..5e4cc1e 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -51,6 +51,13 @@ const int TILE_HEIGHT = 8*2;
 const int VIEW_WIDTH = GAME_WIDTH / TILE_WIDTH;
 const int VIEW_HEIGHT = GAME_HEIGHT / TILE_HEIGHT;
 
+struct Input {
+  bool left = false;
+  bool right = false;
+  bool up = false;
+  bool down = false;
+};
+
 class Map {
 public:
 
@@ -258,28 +265,34 @@ void recalculateLighting(Map& map, fov_settings_type* fov)
   map.lighting[player_x+VIEW_WIDTH*player_y] = true;
 }
 
-void processKeys(Map& map)
+void processKeys(Map& map, const Input& keystate)
 {
-  const Uint8* state = SDL_GetKeyboardState(NULL);
+  int px = player_x;
+  int py = player_y;
+
+  if (keystate.up)
+  {
+    py--;
+  }
 
-  if (state[SDL_SCANCODE_UP])
+  if (keystate.down)
   {
-    movePlayer(player_x, player_y-1, map);
+    py++;
   }
 
-  if (state[SDL_SCANCODE_DOWN])
+  if (keystate.left)
   {
-    movePlayer(player_x, player_y+1, map);
+    px--;
   }
 
-  if (state[SDL_SCANCODE_LEFT])
+  if (keystate.right)
   {
-    movePlayer(player_x-1, player_y, map);
+    px++;
   }
 
-  if (state[SDL_SCANCODE_RIGHT])
+  if (!(player_x == px && player_y == px))
   {
-    movePlayer(player_x+1, player_y, map);
+    movePlayer(px, py, map);
   }
 }
 
@@ -335,11 +348,13 @@ int main(int, char**)
     tick(map);
 
     bool quit = false;
+    Input keystate;
     SDL_Event e;
     while (!quit)
     {
-      bool input = false;
-      int presses = 0;
+      //bool input = false;
+      //int presses = 0;
+      bool pressedSpace = false;
       while (SDL_PollEvent(&e))
       {
         if (e.type == SDL_QUIT)
@@ -347,7 +362,7 @@ int main(int, char**)
           quit = true;
         } else if (e.type == SDL_KEYDOWN)
         {
-          presses++;
+          //presses++;
 
           switch (e.key.keysym.sym)
           {
@@ -359,7 +374,8 @@ int main(int, char**)
 
             case SDLK_SPACE:
             {
-              input = true;
+              pressedSpace = true;
+              //input = true;
 
               std::deque<std::tuple<int, int>> lamps;
               lamps.emplace_back(player_x, player_y);
@@ -368,7 +384,7 @@ int main(int, char**)
 
               for (int i = 0; i < 5; i++)
               {
-                processKeys(map);
+                processKeys(map, keystate);
 
                 tick(
                   map,
@@ -431,13 +447,18 @@ int main(int, char**)
               break;
             }
           }
-        } else if (e.type == SDL_KEYUP)
-        {
-          presses++;
         }
       }
 
-      if (presses > 0)
+      const Uint8* state = SDL_GetKeyboardState(NULL);
+      keystate.left = state[SDL_SCANCODE_LEFT];
+      keystate.right = state[SDL_SCANCODE_RIGHT];
+      keystate.up = state[SDL_SCANCODE_UP];
+      keystate.down = state[SDL_SCANCODE_DOWN];
+
+      bool input = keystate.left || keystate.right || keystate.up || keystate.down || pressedSpace;
+
+      if (input)
       {
         for (int y = 0; y < VIEW_HEIGHT; y++)
         {
@@ -451,14 +472,10 @@ int main(int, char**)
         }
       }
 
-      for (int i = 0; i < presses; i++)
-      {
-        processKeys(map);
-      }
-
+      processKeys(map, keystate);
       recalculateLighting(map, fov.get());
 
-      if (presses > 0)
+      if (input)
       {
         for (int y = 0; y < VIEW_HEIGHT; y++)
         {
@@ -482,7 +499,7 @@ int main(int, char**)
       }
 
       render(ren.get(), map, true);
-      SDL_Delay(10);
+      SDL_Delay(50);
     }
   } catch (const sdl_error& ex)
   {
-- 
cgit 1.4.1