Cleanup before trying to make the tile rendering faster by pre-loading the sprites needed, or caching as they're requested.

gui.cpp

@@ -67,11 +67,6 @@ GUI::GUI() : $game_map(GAME_MAP_X, GAME_MAP_Y),
   $ui_text.setCharacterSize(UI_FONT_SIZE);
   $ui_text.setFillColor(color(Value::LIGHT_LIGHT));
 
-  $map_text.setFont($font);
-  $map_text.setPosition(GAME_MAP_POS,0);
-  $map_text.setCharacterSize(MAP_FONT_SIZE);
-  $map_text.setFillColor(color(Value::MID));
-
   $game_map.generate();
 }
 
@@ -135,18 +130,6 @@ void GUI::run_systems() {
   System::combat($world, player);
 }
 
-void GUI::burn() {
-  for(int i = 0; i < 20; ++i) {
-    $map_text.setFillColor(color(i % VALUES.size()));
-    int x = Random::uniform<int>(-10,10);
-    int y = Random::uniform<int>(-10,10);
-    draw_screen(false, x, y);
-    std::this_thread::sleep_for(2ms);
-  }
-
-  $map_text.setFillColor(color(Value::MID));
-}
-
 void GUI::draw_screen(bool clear, float map_off_x, float map_off_y) {
   if(clear) $window.clear();
   std::string screenout = $screen.ToString();
@@ -156,17 +139,19 @@ void GUI::draw_screen(bool clear, float map_off_x, float map_off_y) {
   $window.draw($ui_text);
 
   std::wstring map_screen_utf8 = $converter.from_bytes(map_screenout);
-  $map_text.setString(map_screen_utf8);
-
   sf::Texture ftext = $font.getTexture(MAP_FONT_SIZE);
 
+  float y = 0.0f;
+  float x = GAME_MAP_POS;
+  const float line_spacing = $font.getLineSpacing(MAP_FONT_SIZE);
+
   for(size_t i = 0; i < map_screen_utf8.size(); i++) {
     wchar_t tile = map_screen_utf8[i];
     sf::Glyph glyph = $font.getGlyph(tile, MAP_FONT_SIZE, false);
     sf::Sprite sprite(ftext);
     sprite.setTextureRect(glyph.textureRect);
-    auto pos = $map_text.findCharacterPos(i);
+    sprite.setPosition({x, y});
-    sprite.setPosition(pos);
+
     if(tile == L'█') {
       sprite.setColor(sf::Color(100,100,100));
     } else if(tile == L'☺') {
@@ -175,14 +160,19 @@ void GUI::draw_screen(bool clear, float map_off_x, float map_off_y) {
       sprite.setColor(sf::Color::Red);
     } else if(tile == L'·') {
       sprite.setColor(color(Value::DARK_MID));
-    } else if(tile == L'\n' || tile == L'\r') {
+    } else if(tile == L'\r') {
-      // skip newlines
+      continue; // skip these, just windows junk
+    } else if(tile == L'\n') {
+      // newline
+      y += line_spacing;
+      x = GAME_MAP_POS;
       continue;
     } else {
       sprite.setColor(color(Value::MID));
     }
 
     $window.draw(sprite);
+    x += glyph.advance;
   }
 
   $window.display();

gui.hpp

@@ -4,6 +4,7 @@
 #include <SFML/Graphics/Font.hpp>
 #include <SFML/Graphics/RenderWindow.hpp>
 #include <SFML/Graphics/Text.hpp>
+#include <SFML/Graphics/Sprite.hpp>
 #include <codecvt>
 #include <ftxui/component/component.hpp>
 #include <ftxui/screen/screen.hpp>
@@ -44,12 +45,12 @@ class GUI {
   Canvas $canvas;
   sf::Font $font;
   sf::Text $ui_text;
-  sf::Text $map_text;
   std::wstring_convert<std::codecvt_utf8_utf16<wchar_t>> $converter;
   sf::RenderWindow $window;
   Screen $screen;
   Screen $map_screen;
   DinkyECS::World $world;
+  std::unordered_map<wchar_t, sf::Sprite> $sprites;
 
 public:
   GUI();
@@ -63,9 +64,9 @@ public:
   bool handle_events();
   void draw_screen(bool clear=true, float map_off_x=0.0f, float map_off_y=0.0f);
   void shake();
-  void burn();
   void configure_world();
   void run_systems();
+  sf::Sprite get_text_sprite(wchar_t tile);
 
   int main();
 };