From a328246a1e51e4cdc40d44a2dccedb753b78647d Mon Sep 17 00:00:00 2001
From: littlefoot <littlefoot@orfl.xyz>
Date: Sat, 11 Dec 2021 22:00:21 -0500
Subject: [PATCH] added support for smaller maps than the window

---
 src/game/camera.cpp     | 4 ++--
 src/game/visualizer.cpp | 7 ++-----
 src/game/visualizer.hpp | 8 ++++++--
 3 files changed, 10 insertions(+), 9 deletions(-)

diff --git a/src/game/camera.cpp b/src/game/camera.cpp
index 8489441..0aeb6c3 100644
--- a/src/game/camera.cpp
+++ b/src/game/camera.cpp
@@ -5,8 +5,8 @@
 #include "camera.hpp"
 
 Rectangle Camera::get_bounds() {
-    int minx = std::clamp(center.x-(tiles_rendered_x/2), 0, max_x - tiles_rendered_x);
-    int miny = std::clamp(center.y-(tiles_rendered_y/2), 0, max_y - tiles_rendered_y);
+    int minx = std::clamp(center.x-(tiles_rendered_x/2), 0, std::max(0,max_x - tiles_rendered_x));
+    int miny = std::clamp(center.y-(tiles_rendered_y/2), 0, std::max(0,max_y - tiles_rendered_y));
     int width = std::min(tiles_rendered_x, max_x-minx);
     int height = std::min(tiles_rendered_y, max_y-miny);
     return Rectangle{minx, miny, width, height};
diff --git a/src/game/visualizer.cpp b/src/game/visualizer.cpp
index 1daf243..5492466 100644
--- a/src/game/visualizer.cpp
+++ b/src/game/visualizer.cpp
@@ -3,10 +3,7 @@
 //
 
 #include "visualizer.hpp"
-#define TILE_WIDTH 48
-#define TILE_HEIGHT 48
-#define WALL_CHAR '#'
-#define FLOOR_CHAR '.'
+
 bool Visualizer::update(InputResult input) {
     if(input.keycode == KEY_ESCAPE) {
         return true;
@@ -46,7 +43,7 @@ void Visualizer::render(Renderer *renderer) {
             }
         }
     }
-    return;
+    return; // for breaking
 }
 
 void Visualizer::initialize(GameInitArgs args) {
diff --git a/src/game/visualizer.hpp b/src/game/visualizer.hpp
index 30d65d8..15433f5 100644
--- a/src/game/visualizer.hpp
+++ b/src/game/visualizer.hpp
@@ -8,8 +8,12 @@
 #include <vector>
 #ifndef RLA_IIPP_VISUALIZER_HPP
 #define RLA_IIPP_VISUALIZER_HPP
-#define MAP_SIZE_W 20
-#define MAP_SIZE_H 20
+#define MAP_SIZE_W 10
+#define MAP_SIZE_H 10
+#define TILE_WIDTH 48
+#define TILE_HEIGHT 48
+#define WALL_CHAR '#'
+#define FLOOR_CHAR '.'
 
 class Visualizer : public Game {
 public: