From baf1a05e0a6b46ca4311361fbc4579e6679f84c7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jakob=20H=C3=B6rdt?=
 <6329417-neop_@users.noreply.gitlab.com>
Date: Sun, 4 Aug 2024 14:57:29 +0200
Subject: [PATCH] revert misguided batchsize adaption just set how many steps
 to do each frame

---
 main.cpp | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/main.cpp b/main.cpp
index 1835dce..ba45d45 100644
--- a/main.cpp
+++ b/main.cpp
@@ -101,6 +101,7 @@ int main() {
 	//                              aarrggbb??
 	constexpr Uint32 bg_color = 0xffdbd7c0;
 	constexpr Uint32 walk_color = 0xff0d0f14;
+	constexpr auto batchsize = 1000;
 
 	SDL_LockSurface(window_surface);
 	for (int i = 0; i < window_surface->w * window_surface->h; ++i) {
@@ -108,13 +109,11 @@ int main() {
 	}
 	SDL_UnlockSurface(window_surface);
 
-	auto batchsize = 100.0;
-	constexpr auto frametime_target = std::chrono::milliseconds{10};
 
 	const auto start_time = clock::now();
 	auto next_poll_events_time = start_time;
-	auto frame_start = start_time - frametime_target;
-	clock::duration frame_time = frametime_target;
+	auto frame_start = start_time;
+	clock::duration frame_time;
 	for (bool continu = true; continu;) {
 		{
 			// measure frame_time
@@ -123,10 +122,8 @@ int main() {
 			frame_start = now;
 		}
 
-		batchsize = batchsize * (0.9 + 0.1 * frametime_target / frame_time);
-
 		SDL_LockSurface(window_surface);
-		for (auto step = 0z; step < int(batchsize); ++step) {
+		for (auto step = 0z; step < batchsize; ++step) {
 			SDL_Point newpoint;
 			do {
 				newpoint = pos + directions[dist(rne)];