migra postfx a aee_arcade i elimina supersampling/downsampling

source/game/options.hpp

@@ -30,11 +30,15 @@ namespace Options {
         float vignette{0.6F};
         float scanlines{0.7F};
         float chroma{0.15F};
-        float mask{0.0F};
-        float gamma{0.0F};
+        float mask{0.6F};
+        float gamma{0.8F};
         float curvature{0.0F};
         float bleeding{0.0F};
         float flicker{0.0F};
+        // Forma de les scanlines (3 subpíxels per fila lògica per defecte).
+        float scan_dark_ratio{0.333F};
+        float scan_dark_floor{0.42F};
+        float scan_edge_soft{1.0F};
     };
 
     struct CrtPiPreset {
@@ -66,12 +70,6 @@ namespace Options {
         std::string preferred_driver;
     };
 
-    struct Supersampling {
-        bool enabled{Defaults::Video::SUPERSAMPLING};
-        bool linear_upscale{Defaults::Video::LINEAR_UPSCALE};
-        int downscale_algo{Defaults::Video::DOWNSCALE_ALGO};
-    };
-
     struct ShaderConfig {
         bool enabled{Defaults::Video::SHADER_ENABLED};
         Rendering::ShaderType current_shader{Rendering::ShaderType::POSTFX};
@@ -88,7 +86,6 @@ namespace Options {
         bool integer_scale = Defaults::Video::INTEGER_SCALE;
         std::string info;
         GPU gpu{};
-        Supersampling supersampling{};
         ShaderConfig shader{};
     };