[Core] Minor optimisation

Author: paul-manias

src/core/lib_filesystem.cpp

@@ -1270,7 +1270,7 @@ ERR findfile(std::string &Path)
 
    auto len = Path.find_last_of(":/\\");
    auto folder = (len IS std::string::npos) ? "" : Path.substr(0, len);
-   auto name = (len IS std::string::npos) ? Path : Path.substr(len+1);
+   auto name = (len IS std::string::npos) ? std::string_view(Path) : std::string_view(Path.c_str() + len + 1);
 
    // Scan the files at the Path to find a similar filename (ignore the filename extension).
 

src/vector/vector.h

@@ -284,7 +284,7 @@ class filter_bitmap {
 
 };
 
-#define TB_NOISE 1
+constexpr LONG TB_NOISE = 1;
 
 #include <parasol/modules/vector.h>
 
@@ -297,7 +297,7 @@ class FeedbackSubscription {
 
 //********************************************************************************************************************
 
-#define MAX_TRANSITION_STOPS 10
+constexpr LONG MAX_TRANSITION_STOPS = 10;
 
 struct TransitionStop { // Passed to the Stops field.
    DOUBLE Offset;