From 49f703f4d4b279ea20bdc0a5d73b750a06ab39b5 Mon Sep 17 00:00:00 2001
From: Jasper <j.blanckenburg@fasttube.de>
Date: Sun, 22 May 2022 22:25:27 +0200
Subject: [PATCH] Use software renderer

---
 src/App.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/App.cpp b/src/App.cpp
index 82e12d6..2b1bb14 100644
--- a/src/App.cpp
+++ b/src/App.cpp
@@ -34,7 +34,9 @@ void App::init_sdl() {
     throw std::runtime_error(
         fmt::format("Couldn't create window: {}", SDL_GetError()));
   }
-  renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_ACCELERATED);
+  // Software renderer is *MUCH* (~50x speedup) faster than hardware accelerated
+  // renderer on a Pi Zero.
+  renderer = SDL_CreateRenderer(window, -1, SDL_RENDERER_SOFTWARE);
   if (renderer == nullptr) {
     throw std::runtime_error(
         fmt::format("Couldn't create renderer: {}", SDL_GetError()));