graphics: add experimental Pro mode and linear PSSR

Co-authored-by: Joshua Jayasingh <joshuajayasingh08@gmail.com>

src/launcher/include/configuration.h

@@ -141,6 +141,7 @@ public:
 	QString                printf_output_file          = "_kyty.txt";
 	bool                   profiler_enabled            = false;
 	bool                   renderdoc_enabled           = false;
+	bool                   pro_enabled                 = false;
 	bool                   amd_cpu_enabled             = false;
 #if defined(_WIN32)
 	bool red_zone_protection_enabled = false;
@@ -184,6 +185,7 @@ public:
 		printf_output_file          = other.printf_output_file;
 		profiler_enabled            = other.profiler_enabled;
 		renderdoc_enabled           = other.renderdoc_enabled;
+		pro_enabled                 = other.pro_enabled;
 		amd_cpu_enabled             = other.amd_cpu_enabled;
 #if defined(_WIN32)
 		red_zone_protection_enabled = other.red_zone_protection_enabled;