Move the shaders to the Slide since that's where they go.

assets/layouts.json

@@ -10,14 +10,14 @@
       "[=title|=*%(200,100)description|_|_|_]"
   ],
   "default_slide": [
-        "[=*%(300,200)title|_|_|_|_]",
-        "[_|_|_]",
-        "[*%(300,600)content|_|_|*%(200,600)image|_]",
-        "[_|_|_|_|_]",
-        "[_|_|_|_|_]",
-        "[_|_|_|_|_]",
-        "[_|_|_|_|_]",
-        "[_|_|_|_|_]"
+      "[=*%(300,200)title|_|_|_|_]",
+      "[_|_|_]",
+      "[*%(300,600)content|_|_|*%(200,600)image|_]",
+      "[_|_|_|_|_]",
+      "[_|_|_|_|_]",
+      "[_|_|_|_|_]",
+      "[_|_|_|_|_]",
+      "[_|_|_|_|_]"
   ],
   "image_left": [
         "[=title]",

src/slides_ui.cpp

@@ -1,5 +1,6 @@
-#include "guecs/sfml/components.hpp"
-#include "guecs/ui.hpp"
+#include <guecs/sfml/components.hpp>
+#include <guecs/sfml/shaders.hpp>
+#include <guecs/ui.hpp>
 #include <fmt/xchar.h>
 #include <deque>
 #include <iostream>
@@ -160,10 +161,10 @@ void SlidesUI::show_slide() {
   }
 
   if(slide.$config.contains("shader")) {
-    $view_shader = shaders::get(slide.$config["shader"]);
-    $view_shader->setUniform("u_resolution", sf::Vector2f{WINDOW_WIDTH, WINDOW_HEIGHT});
+    slide.$shader = shaders::get(slide.$config["shader"]);
+    slide.$shader->setUniform("u_resolution", sf::Vector2f{WINDOW_WIDTH, WINDOW_HEIGHT});
   } else {
-    $view_shader = nullptr;
+    slide.$shader = nullptr;
   }
 
   std::string layout_name{"default_slide"};
@@ -188,9 +189,9 @@ void SlidesUI::render(sf::RenderTarget& window) {
   slide.render($view_texture);
   $view_texture.display();
 
-  if($view_shader) {
-    $view_shader->setUniform("u_time", $clock.getElapsedTime().asSeconds());
-    window.draw($view_sprite, $view_shader.get());
+  if(slide.$shader) {
+    slide.$shader->setUniform("u_time", $clock.getElapsedTime().asSeconds());
+    window.draw($view_sprite, slide.$shader.get());
   } else {
     window.draw($view_sprite);
   }

src/slides_ui.hpp

@@ -1,7 +1,6 @@
 #pragma once
 
 #include <guecs/sfml/components.hpp>
-#include <guecs/sfml/shaders.hpp>
 #include <guecs/ui.hpp>
 #include <nlohmann/json.hpp>
 #include <memory>
@@ -17,6 +16,7 @@ struct Slide {
       CONTENT_SIZE,
       guecs::THEME.TEXT_COLOR, 20};
   guecs::Text $title_font{$title, TITLE_SIZE};
+  std::shared_ptr<sf::Shader> $shader = nullptr;
 
   Slide(const std::string& title, const std::string& content, nlohmann::json& config, nlohmann::json& deck_config);
 
@@ -40,7 +40,6 @@ struct SlidesUI {
   std::unordered_map<std::string, std::string> $layouts;
   sf::RenderTexture $view_texture;
   sf::Sprite $view_sprite;
-  std::shared_ptr<sf::Shader> $view_shader = nullptr;
   sf::Clock $clock;
   size_t $current = 0;