Rename define

CMakeLists.txt

@@ -4,7 +4,7 @@ SET(CMAKE_CXX_STANDARD 11)
 PROJECT(Flatbush VERSION 1.0.0 LANGUAGES CXX)
 
 if(CMAKE_CXX_STANDARD LESS 20)
-  ADD_DEFINITIONS(-DMINIMAL_SPAN)
+  ADD_DEFINITIONS(-DFLATBUSH_SPAN)
 endif()
 
 SET(UNIT_TESTS unit_test)

README.md

@@ -82,7 +82,7 @@ auto other = FlatbushBuilder<double>::from(&buffer[0]);
 ## Compiling
 This is a single header library with the aim to support C++11 and up.
 
-If the target compiler does not have support for C++20 features, namely the ```<span>``` header, a minimalistic implementation is available if **MINIMAL_SPAN** flag is defined.
+If the target compiler does not have support for C++20 features, namely the ```<span>``` header, a minimalistic implementation is available if **FLATBUSH_SPAN** flag is defined.
 
 ### Unit tests
 
@@ -96,15 +96,15 @@ ctest -C Release
 
 #### Standalone
 ```shell
-gcc test.cpp -lstdc++ -Wall -O2 -DMINIMAL_SPAN -o test && ./test
+gcc test.cpp -lstdc++ -Wall -O2 -DFLATBUSH_SPAN -o test && ./test
 ```
 
 ```shell
-clang++ -Wall -O2 -DMINIMAL_SPAN -o test test.cpp && ./test
+clang++ -Wall -O2 -DFLATBUSH_SPAN -o test test.cpp && ./test
 ```
 
 ```shell
-cl /EHsc /O2 /DMINIMAL_SPAN test.cpp && .\test.exe
+cl /EHsc /O2 /DFLATBUSH_SPAN test.cpp && .\test.exe
 ```
 
 ## Performance

flatbush.h

@@ -34,7 +34,7 @@ SOFTWARE.
 #include <type_traits>
 #include <vector>
 
-#ifndef MINIMAL_SPAN
+#ifndef FLATBUSH_SPAN
 #include <span>
 namespace flatbush {
   using std::span;
@@ -91,7 +91,7 @@ namespace flatbush {
   };
 
 }
-#endif // MINIMAL_SPAN
+#endif // FLATBUSH_SPAN
 
 namespace flatbush {