Add preset param and allow for preset config

src/config.cpp

@@ -12,7 +12,7 @@
 #include "hud_elements.h"
 #include "blacklist.h"
 
-static void parseConfigLine(std::string line, std::unordered_map<std::string, std::string>& options) {
+void parseConfigLine(std::string line, std::unordered_map<std::string, std::string>& options) {
     std::string param, value;
 
     if (line.find("#") != std::string::npos)

src/config.h

@@ -7,5 +7,5 @@
 
 void parseConfigFile(overlay_params& p);
 std::string get_program_name();
-
+void parseConfigLine(std::string line, std::unordered_map<std::string, std::string>& options);
 #endif //MANGOHUD_CONFIG_H

src/overlay.cpp

@@ -613,7 +613,7 @@ void render_imgui(swapchain_stats& data, struct overlay_params& params, ImVec2&
             func.first();
             HUDElements.place += 1;
             ImGui::PopStyleVar();
-            if(params.enabled[OVERLAY_PARAM_ENABLED_horizontal] && func != HUDElements.ordered_functions.back())
+            if(!HUDElements.ordered_functions.empty() && params.enabled[OVERLAY_PARAM_ENABLED_horizontal] && func != HUDElements.ordered_functions.back())
                horizontal_separator(params);
          }
          ImGui::EndTable();

src/overlay_params.cpp

@@ -27,6 +27,7 @@
 #include "hud_elements.h"
 #include "blacklist.h"
 #include "mesa/util/os_socket.h"
+#include "file_utils.h"
 
 #ifdef HAVE_X11
 #include <X11/keysym.h>
@@ -421,6 +422,7 @@ parse_gl_size_query(const char *str)
 #define parse_fcat_screen_edge(s) parse_unsigned(s)
 #define parse_picmip(s) parse_signed(s)
 #define parse_af(s) parse_signed(s)
+#define parse_preset(s) parse_signed(s)
 
 #define parse_cpu_color(s) parse_color(s)
 #define parse_gpu_color(s) parse_color(s)
@@ -652,6 +654,7 @@ parse_overlay_config(struct overlay_params *params,
    params->fsr_steam_sharpness = -1;
    params->picmip = 0;
    params->af = -1;
+   params->preset = -1;
 
 #ifdef HAVE_X11
    params->toggle_hud = { XK_Shift_R, XK_F12 };
@@ -691,6 +694,10 @@ parse_overlay_config(struct overlay_params *params,
 
       // Get config options
       parseConfigFile(*params);
+
+      if (params->options.find("preset") != params->options.end() && params->options.find("preset")->second != "0")
+         presets(stoi(params->options.find("preset")->second), params);
+
       if (params->options.find("full") != params->options.end() && params->options.find("full")->second != "0") {
 #define OVERLAY_PARAM_BOOL(name) \
             params->enabled[OVERLAY_PARAM_ENABLED_##name] = 1;
@@ -883,3 +890,110 @@ parse_overlay_config(struct overlay_params *params,
    g_fsrSharpness = params->fsr_steam_sharpness;
 #endif
 }
+
+bool parse_preset_config(int preset, struct overlay_params *params){
+   const std::string data_dir = get_data_dir();
+   const std::string config_dir = get_config_dir();
+   std::string preset_path = config_dir + "/MangoHud/" + "presets.conf";
+   FILE *preset_file = fopen(preset_path.c_str(), "r");
+   char line[20];
+   char preset_string[20];
+   sprintf(preset_string, "[preset %d]\n", preset);
+   bool found_preset = false;
+   if (preset_file == NULL)
+      return false;
+
+   while (fgets(line, sizeof(line), preset_file)){
+      if (strcmp(line, preset_string) == 0){
+         found_preset = true;
+         continue;
+      }
+
+      if (found_preset){
+         if(strcmp(line, "preset") == 0 || line[0] == '\n' || line[0] == '\0')
+            break;
+
+         parseConfigLine(line, params->options);
+      }
+   }
+
+   fclose(preset_file);
+   return found_preset;
+}
+
+void add_to_options(struct overlay_params *params, std::string option, std::string value){
+   HUDElements.options.push_back({option, value});
+   params->options[option] = value;
+}
+
+void presets(int preset, struct overlay_params *params) {
+   HUDElements.options.clear();
+   params->options.clear();
+
+   if (parse_preset_config(preset, params))
+      return;
+
+   switch(preset) {
+      case 0:
+         params->no_display = 1;
+         break;
+
+      case 1:
+         params->width = 40;
+         add_to_options(params, "legacy_layout", "0");
+         add_to_options(params, "cpu_stats", "0");
+         add_to_options(params, "gpu_stats", "0");
+         add_to_options(params, "fps", "1");
+         add_to_options(params, "fps_only", "1");
+         add_to_options(params, "frametime", "0");
+         break;
+      
+      case 2:
+         params->table_columns = 20;
+         add_to_options(params, "horizontal", "1");
+         add_to_options(params, "legacy_layout", "0");
+         add_to_options(params, "fps", "1");
+         add_to_options(params, "table_columns", "20");
+         add_to_options(params, "frame_timing", "1");
+         add_to_options(params, "frametime", "0");
+         add_to_options(params, "cpu_stats", "1");
+         add_to_options(params, "gpu_stats", "1");
+         add_to_options(params, "ram", "1");
+         add_to_options(params, "vram", "1");
+         add_to_options(params, "battery", "1");
+         add_to_options(params, "hud_no_margin", "1");
+         add_to_options(params, "gpu_power", "1");
+         add_to_options(params, "cpu_power", "1");
+         add_to_options(params, "battery_watt", "1");
+         add_to_options(params, "battery_time", "1");
+         break;
+      
+      case 3:
+         add_to_options(params, "cpu_temp", "1");
+         add_to_options(params, "gpu_temp", "1");
+         add_to_options(params, "ram", "1");
+         add_to_options(params, "vram", "1");
+         add_to_options(params, "cpu_power", "1");
+         add_to_options(params, "gpu_power", "1");
+         add_to_options(params, "cpu_mhz", "1");
+         add_to_options(params, "gpu_mem_clock", "1");
+         add_to_options(params, "gpu_core_clock", "1");
+         add_to_options(params, "battery", "1");
+         break;
+
+      case 4:
+         add_to_options(params, "full", "1");
+         add_to_options(params, "io_read", "0");
+         add_to_options(params, "io_write", "0");
+         add_to_options(params, "arch", "0");
+         add_to_options(params, "engine_version", "0");
+         add_to_options(params, "battery", "1");
+         add_to_options(params, "gamemode", "0");
+         add_to_options(params, "vkbasalt", "0");
+         add_to_options(params, "frame_count", "0");
+         add_to_options(params, "show_fps_limit", "0");
+         add_to_options(params, "resolution", "0");
+         break;
+
+   }
+}

src/overlay_params.h

@@ -169,6 +169,7 @@ typedef unsigned long KeySym;
    OVERLAY_PARAM_CUSTOM(fcat_overlay_width)          \
    OVERLAY_PARAM_CUSTOM(picmip)                      \
    OVERLAY_PARAM_CUSTOM(af)                          \
+   OVERLAY_PARAM_CUSTOM(preset)                      \
 
 enum overlay_param_position {
    LAYER_POSITION_TOP_LEFT,
@@ -283,6 +284,7 @@ struct overlay_params {
    unsigned short fcat_overlay_width;
    int picmip;
    int af;
+   int preset;
    size_t font_params_hash;
 };
 
@@ -290,6 +292,9 @@ const extern char *overlay_param_names[];
 
 void parse_overlay_config(struct overlay_params *params,
                        const char *env);
+void presets(int preset, struct overlay_params *params);
+bool parse_preset_config(int preset, struct overlay_params *params);
+void add_to_options(struct overlay_params *params, std::string option, std::string value);
 
 #ifdef __cplusplus
 }