Remove custom span and use std::span

With C++20 the custom container PS:span, which was a backport of
std::span is no longer needed.

Signed-off-by: Ralph Sennhauser <ralph.sennhauser@gmail.com>

source/maths/Matrix3D.h

@@ -25,9 +25,9 @@
 
 #include "maths/Vector3D.h"
 #include "maths/Vector4D.h"
-#include "ps/containers/Span.h"
 
 #include <cstddef>
+#include <span>
 
 class CQuaternion;
 
@@ -334,7 +334,7 @@ public:
 	CVector3D RotateTransposed(const CVector3D& vector) const;
 
 	// Returns 16 element array of floats, e.g. for mat4 uniforms.
-	PS::span<const float> AsFloatArray() const
+	std::span<const float> AsFloatArray() const
 	{
 		// Additional check to prevent a weird compiler has a different
 		// alignement for an array and a class members.
@@ -344,7 +344,7 @@ public:
 			offsetof(CMatrix3D, _11) == 0 &&
 			offsetof(CMatrix3D, _44) == sizeof(float) * 15u,
 			"CMatrix3D should be properly layouted to use AsFloatArray");
-		return PS::span<const float>(_data, 16);
+		return std::span<const float>(_data, 16);
 	}
 };
 

source/maths/Vector2D.h

@@ -18,10 +18,9 @@
 #ifndef INCLUDED_VECTOR2D
 #define INCLUDED_VECTOR2D
 
-#include "ps/containers/Span.h"
-
 #include <cmath>
 #include <cstddef>
+#include <span>
 
 class CSize2D;
 
@@ -165,7 +164,7 @@ public:
 	void operator-=(const CSize2D& size);
 
 	// Returns 2 element array of floats, e.g. for vec2 uniforms.
-	PS::span<const float> AsFloatArray() const
+	std::span<const float> AsFloatArray() const
 	{
 		// Additional check to prevent a weird compiler having a different
 		// alignement for an array and a class members.
@@ -174,7 +173,7 @@ public:
 			offsetof(CVector2D, X) == 0 &&
 			offsetof(CVector2D, Y) == sizeof(float),
 			"Vector2D should be properly layouted to use AsFloatArray");
-		return PS::span<const float>(&X, 2);
+		return std::span<const float>(&X, 2);
 	}
 
 public:

source/maths/Vector3D.h

@@ -23,9 +23,8 @@
 #ifndef INCLUDED_VECTOR3D
 #define INCLUDED_VECTOR3D
 
-#include "ps/containers/Span.h"
-
 #include <cstddef>
+#include <span>
 
 class CFixedVector3D;
 
@@ -125,7 +124,7 @@ class CVector3D
 		CVector3D Normalized() const;
 
 		// Returns 3 element array of floats, e.g. for vec3 uniforms.
-		PS::span<const float> AsFloatArray() const
+		std::span<const float> AsFloatArray() const
 		{
 			// Additional check to prevent a weird compiler has a different
 			// alignement for an array and a class members.
@@ -135,7 +134,7 @@ class CVector3D
 				offsetof(CVector3D, Y) == sizeof(float) &&
 				offsetof(CVector3D, Z) == sizeof(float) * 2u,
 				"Vector3D should be properly layouted to use AsFloatArray");
-			return PS::span<const float>(&X, 3);
+			return std::span<const float>(&X, 3);
 		}
 };
 

source/maths/Vector4D.h

@@ -23,9 +23,8 @@
 #ifndef INCLUDED_VECTOR4D
 #define INCLUDED_VECTOR4D
 
-#include "ps/containers/Span.h"
-
 #include <cstddef>
+#include <span>
 
 class CVector4D
 {
@@ -127,7 +126,7 @@ public:
 	}
 
 	// Returns 4 element array of floats, e.g. for vec4 uniforms.
-	PS::span<const float> AsFloatArray() const
+	std::span<const float> AsFloatArray() const
 	{
 		// Additional check to prevent a weird compiler has a different
 		// alignement for an array and a class members.
@@ -136,7 +135,7 @@ public:
 			offsetof(CVector4D, X) == 0 &&
 			offsetof(CVector4D, W) == sizeof(float) * 3u,
 			"CVector4D should be properly layouted to use AsFloatArray");
-		return PS::span<const float>(&X, 4);
+		return std::span<const float>(&X, 4);
 	}
 
 	float X, Y, Z, W;