From 4373c6aeb823853b1dad98fec92070234711438a Mon Sep 17 00:00:00 2001
From: OLEGSHA <kvadropups@gmail.com>
Date: Fri, 26 Mar 2021 02:29:25 +0300
Subject: [PATCH] Added texture reload feature

---
 main.cpp | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/main.cpp b/main.cpp
index a5aaf98..9d3ae71 100644
--- a/main.cpp
+++ b/main.cpp
@@ -71,6 +71,9 @@ public:
         return gl_id;
     }
     
+    const std::string& getName() {
+        return name;
+    }
     
     void load_stb() {
         int channels;
@@ -221,6 +224,7 @@ void switch_camera();
 void switch_theme();
 void change_texture(int direction);
 void close_texture();
+void reload_texture();
 
 void on_key(GLFWwindow*, int key, int, int action, int mods) {
     if (action != GLFW_PRESS) return;
@@ -242,6 +246,9 @@ void on_key(GLFWwindow*, int key, int, int action, int mods) {
         case GLFW_KEY_DELETE:
             close_texture();
             return;
+        case GLFW_KEY_F5:
+            reload_texture();
+            return;
         case GLFW_KEY_TAB:
             switch_camera();
             return;
@@ -297,6 +304,24 @@ void close_texture() {
     selection -= 1;
 }
 
+void reload_texture() {
+    if (LOADED_TEXTURES.empty()) return;
+    
+    auto it = LOADED_TEXTURES.begin() + selection;
+    std::string name = (*it)->getName();
+        
+    LOADED_TEXTURES.erase(it);
+    
+    load_texture(name);
+    
+    for (size_t i = 0; i < LOADED_TEXTURES.size(); ++i) {
+        if (LOADED_TEXTURES[i]->getName() == name) {
+            selection = i;
+            break;
+        }
+    }
+}
+