From 617a4fbfb6da638f4b7341292bf0fcffc542419f Mon Sep 17 00:00:00 2001
From: Sven Balzer <4653051+Kyuusokuna@users.noreply.github.com>
Date: Sat, 4 Oct 2025 14:21:23 +0200
Subject: [PATCH] allow disabling time based tinting

---
 src/main.cpp | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/src/main.cpp b/src/main.cpp
index e7c76b7..4258c27 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -88,6 +88,7 @@ static M4x4 inverse_projection_matrix;
 
 static SDL_Time time;
 
+static bool         enable_time_tints = true;
 static bool         use_actual_time = true;
 static SDL_DateTime calendar_time;
 
@@ -1637,14 +1638,20 @@ int main(int argc, char **argv) {
     time_tints_settings_handler.TypeName = "TimeTints";
     time_tints_settings_handler.TypeHash = ImHashStr("TimeTints");
     time_tints_settings_handler.ReadOpenFn = [](ImGuiContext *context, ImGuiSettingsHandler *handler, const char *name) -> void * {
-        if (strcmp(name, "num") == 0)
+        if (strcmp(name, "Settings") == 0)
             return (void *)-1;
         int num = atoi(name) + 1;
         return (void *)(Sint64)num;
     };
     time_tints_settings_handler.ReadLineFn = [](ImGuiContext *context, ImGuiSettingsHandler *handler, void *entry, const char *line) {
         if (entry == (void *)-1) {
-            SDL_sscanf(line, "num=%d", &num_used_tint_times);
+            if (strncmp(line, "num", 3) == 0) {
+                SDL_sscanf(line, "num=%d", &num_used_tint_times);
+            } else if (strncmp(line, "enable", 6) == 0) {
+                Uint32 enable = 0;
+                SDL_sscanf(line, "enable=%d", &enable);
+                enable_time_tints = !!enable;
+            }
             return;
         }
 
@@ -1655,7 +1662,8 @@ int main(int argc, char **argv) {
         }
     };
     time_tints_settings_handler.WriteAllFn = [](ImGuiContext *context, ImGuiSettingsHandler *handler, ImGuiTextBuffer *buffer) {
-        buffer->append("[TimeTints][num]\n");
+        buffer->append("[TimeTints][Settings]\n");
+        buffer->appendf("enable=%u\n", enable_time_tints ? 1 : 0);
         buffer->appendf("num=%d\n\n", num_used_tint_times);
 
         for (int i = 0; i < num_used_tint_times; i++) {
@@ -1782,6 +1790,7 @@ int main(int argc, char **argv) {
                 ImGui::DragScalarN("Time", ImGuiDataType_S32, &calendar_time.hour, 3);
                 ImGui::EndDisabled();
                 ImGui::Checkbox("use actual time", &use_actual_time);
+                ImGui::Checkbox("enable time based tinting", &enable_time_tints);
 
                 ImGui::NewLine();
                 for (int i = 0; i < num_used_tint_times; i++) {
@@ -2227,6 +2236,7 @@ int main(int argc, char **argv) {
                 double t = v / (double)time_between;
 
                 V3 tint_color = lerp(time_tints[last_time_index], time_tints[(last_time_index + 1) % num_used_tint_times], t);
+                if (!enable_time_tints) tint_color = V3_(1, 1, 1);
                 update_buffer(tint_color_buffer, 0, sizeof(tint_color), &tint_color);
             }
         }