Chnage fps color based on fps value

src/hud_elements.cpp

@@ -71,6 +71,9 @@ void HudElements::convert_colors(struct overlay_params& params)
     HUDElements.colors.cpu_load_low = convert(params.cpu_load_color[0]);
     HUDElements.colors.cpu_load_med = convert(params.cpu_load_color[1]);
     HUDElements.colors.cpu_load_high = convert(params.cpu_load_color[2]);
+    HUDElements.colors.fps_value_low = convert(params.fps_color[0]);
+    HUDElements.colors.fps_value_med = convert(params.fps_color[1]);
+    HUDElements.colors.fps_value_high = convert(params.fps_color[2]);
 
     ImGuiStyle& style = ImGui::GetStyle();
     style.Colors[ImGuiCol_PlotLines] = convert(params.frametime_color);
@@ -337,7 +340,22 @@ if (HUDElements.params->enabled[OVERLAY_PARAM_ENABLED_fps]){
         }
         ImGui::TextColored(HUDElements.colors.engine, "%s", HUDElements.is_vulkan ? HUDElements.sw_stats->engineName.c_str() : "OpenGL");
         ImGui::TableNextCell();
-        right_aligned_text(HUDElements.colors.text, HUDElements.ralign_width, "%.0f", HUDElements.sw_stats->fps);
+        auto text_color = HUDElements.colors.text;
+        if (HUDElements.params->enabled[OVERLAY_PARAM_ENABLED_fps_color_change]){
+            int fps = int(HUDElements.sw_stats->fps);
+            struct LOAD_DATA fps_data = {
+            HUDElements.colors.fps_value_low,
+            HUDElements.colors.fps_value_med,
+            HUDElements.colors.fps_value_high,
+            HUDElements.params->fps_value[0],
+            HUDElements.params->fps_value[1]
+            };
+            auto load_color = change_on_load_temp(fps_data, fps);
+            right_aligned_text(load_color, HUDElements.ralign_width, "%.0f", HUDElements.sw_stats->fps);
+        }
+        else {
+            right_aligned_text(HUDElements.colors.text, HUDElements.ralign_width, "%.0f", HUDElements.sw_stats->fps);
+        }
         ImGui::SameLine(0, 1.0f);
         ImGui::PushFont(HUDElements.sw_stats->font1);
         ImGui::Text("FPS");

src/hud_elements.h

@@ -65,7 +65,10 @@ class HudElements{
                 gpu_load_high,
                 cpu_load_low,
                 cpu_load_med,
-                cpu_load_high;
+                cpu_load_high,
+                fps_value_low,
+                fps_value_med,
+                fps_value_high;
         } colors {};
 };
 

src/overlay_params.cpp

@@ -399,6 +399,8 @@ parse_font_glyph_ranges(const char *str)
 #define parse_blacklist(s) parse_str_tokenize(s)
 #define parse_custom_text_center(s) parse_str(s)
 #define parse_custom_text(s) parse_str(s)
+#define parse_fps_value(s) parse_load_value(s)
+#define parse_fps_color(s) parse_load_color(s)
 
 
 static bool
@@ -577,6 +579,8 @@ parse_overlay_config(struct overlay_params *params,
    params->gpu_load_value = { 60, 90 };
    params->cpu_load_value = { 60, 90 };
    params->cellpadding_y = -0.085;
+   params->fps_color = { 0xb22222, 0xfdfd09, 0x39f900 };
+   params->fps_value = { 30, 60 };
 
 
 
@@ -654,7 +658,7 @@ parse_overlay_config(struct overlay_params *params,
       params->font_scale_media_player = 0.55f;
 
    // Convert from 0xRRGGBB to ImGui's format
-   std::array<unsigned *, 17> colors = {
+   std::array<unsigned *, 20> colors = {
       &params->cpu_color,
       &params->gpu_color,
       &params->vram_color,
@@ -672,6 +676,9 @@ parse_overlay_config(struct overlay_params *params,
       &params->cpu_load_color[0],
       &params->cpu_load_color[1],
       &params->cpu_load_color[2],
+      &params->fps_color[0],
+      &params->fps_color[1],
+      &params->fps_color[2],
    };
 
    for (auto color : colors){

src/overlay_params.h

@@ -61,6 +61,7 @@ typedef unsigned long KeySym;
    OVERLAY_PARAM_BOOL(frametime)                     \
    OVERLAY_PARAM_BOOL(resolution)                    \
    OVERLAY_PARAM_BOOL(show_fps_limit)                \
+   OVERLAY_PARAM_BOOL(fps_color_change)              \
    OVERLAY_PARAM_CUSTOM(fps_sampling_period)         \
    OVERLAY_PARAM_CUSTOM(output_folder)               \
    OVERLAY_PARAM_CUSTOM(output_file)                 \
@@ -118,6 +119,8 @@ typedef unsigned long KeySym;
    OVERLAY_PARAM_CUSTOM(cpu_load_value)              \
    OVERLAY_PARAM_CUSTOM(gpu_load_color)              \
    OVERLAY_PARAM_CUSTOM(cpu_load_color)              \
+   OVERLAY_PARAM_CUSTOM(fps_value)                   \
+   OVERLAY_PARAM_CUSTOM(fps_color)                   \
    OVERLAY_PARAM_CUSTOM(cellpadding_y)               \
    OVERLAY_PARAM_CUSTOM(table_columns)               \
    OVERLAY_PARAM_CUSTOM(blacklist)                   \
@@ -186,6 +189,8 @@ struct overlay_params {
    std::vector<unsigned> cpu_load_color;
    std::vector<unsigned> gpu_load_value;
    std::vector<unsigned> cpu_load_value;
+   std::vector<unsigned> fps_color;
+   std::vector<unsigned> fps_value;
    unsigned media_player_color;
    unsigned table_columns;
    bool no_small_font;