A quick experiment on frame rate target

src/common/settings.cpp

@@ -392,6 +392,16 @@ size_t FrameGenGenerations() {
     return FrameGenMultiplier() - 1;
 }
 
+size_t FrameGenMaxGenerations() {
+    if (!values.frame_gen.GetValue()) {
+        return 0;
+    }
+    if (values.frame_gen_target_rate.GetValue() != 0) {
+        return MAX_FRAME_GEN_MULTIPLIER - 1;
+    }
+    return FrameGenMultiplier() - 1;
+}
+
 void RestoreGlobalState(bool is_powered_on) {
     // If a game is running, DO NOT restore the global settings state
     if (is_powered_on) {

src/common/settings.h

@@ -423,6 +423,17 @@ struct Values {
                                                       true,
                                                       &frame_gen};
 
+    SwitchableSetting<u32, true> frame_gen_target_rate{linkage,
+                                                       0,
+                                                       0,
+                                                       240,
+                                                       "frame_gen_target_rate",
+                                                       Category::Renderer,
+                                                       Specialization::Countable,
+                                                       true,
+                                                       false,
+                                                       &frame_gen};
+
     SwitchableSetting<u32, true> frame_gen_queue_target{linkage,
                                                         1,
                                                         0,
@@ -934,6 +945,8 @@ constexpr u32 MAX_FRAME_GEN_MULTIPLIER = 4;
 
 [[nodiscard]] size_t FrameGenGenerations();
 
+[[nodiscard]] size_t FrameGenMaxGenerations();
+
 bool getDebugKnobAt(u8 i);
 
 void UpdateGPUAccuracy();