libcamera: yaml_parser: Rename Getter to Accessor

In preparation for support to set the value of a YamlObject, rename the
Getter structure to Accessor. The structure will be extended with a
set() function.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Barnabás Pőcze <barnabas.pocze@ideasonboard.com>
Reviewed-by: Isaac Scott <isaac.scott@ideasonboard.com>

include/libcamera/internal/matrix.h

@@ -200,7 +200,7 @@ std::ostream &operator<<(std::ostream &out, const Matrix<T, Rows, Cols> &m)
 }
 
 template<typename T, unsigned int Rows, unsigned int Cols>
-struct YamlObject::Getter<Matrix<T, Rows, Cols>> {
+struct YamlObject::Accessor<Matrix<T, Rows, Cols>> {
 	std::optional<Matrix<T, Rows, Cols>> get(const YamlObject &obj) const
 	{
 		if (!matrixValidateYaml(obj, Rows * Cols))

include/libcamera/internal/vector.h

@@ -347,7 +347,7 @@ std::ostream &operator<<(std::ostream &out, const Vector<T, Rows> &v)
 }
 
 template<typename T, unsigned int Rows>
-struct YamlObject::Getter<Vector<T, Rows>> {
+struct YamlObject::Accessor<Vector<T, Rows>> {
 	std::optional<Vector<T, Rows>> get(const YamlObject &obj) const
 	{
 		if (!vectorValidateYaml(obj, Rows))

include/libcamera/internal/yaml_parser.h

@@ -173,7 +173,7 @@ public:
 	template<typename T>
 	std::optional<T> get() const
 	{
-		return Getter<T>{}.get(*this);
+		return Accessor<T>{}.get(*this);
 	}
 
 	template<typename T, typename U>
@@ -213,7 +213,7 @@ private:
 	LIBCAMERA_DISABLE_COPY_AND_MOVE(YamlObject)
 
 	template<typename T>
-	friend struct Getter;
+	friend struct Accessor;
 	friend class YamlParserContext;
 
 	enum class Type {
@@ -224,7 +224,7 @@ private:
 	};
 
 	template<typename T, typename Enable = void>
-	struct Getter {
+	struct Accessor {
 		std::optional<T> get(const YamlObject &obj) const;
 	};