Make clut and texture pos optional

src/Tools/psxfileconv/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "psxfileconv"
-version = "0.8.5"
+version = "0.8.6"
 edition = "2021"
 
 [profile.release]

src/Tools/psxfileconv/src/images/args.rs

@@ -32,6 +32,12 @@ impl std::default::Default for Point {
     }
 }
 
+impl ToString for Point {
+    fn to_string(&self) -> std::string::String {
+        "{0,0}".to_owned()
+    }
+}
+
 impl FromStr for Point {
     type Err = String;
 

src/Tools/psxfileconv/src/images/tim/mod.rs

@@ -11,10 +11,10 @@ pub struct Arguments {
     #[clap(flatten)]
     global: super::args::Arguments,
 
-    #[clap(long, value_parser, value_name = Point::POINT_VALUE_NAME)]
+    #[clap(long, value_parser, default_value_t, value_name = Point::POINT_VALUE_NAME)]
     clut_pos: Point,
 
-    #[clap(long, value_parser, value_name = Point::POINT_VALUE_NAME)]
+    #[clap(long, value_parser, default_value_t, value_name = Point::POINT_VALUE_NAME)]
     tex_pos: Point,
 }