closes https://github.com/assimp/assimp/issues/1574: add API to get name of current branch.

code/Version.cpp

@@ -111,6 +111,10 @@ ASSIMP_API unsigned int aiGetVersionRevision() {
     return GitVersion;
 }
 
+ASSIMP_API const char *aiGetBranchName() {
+    return GitBranch;
+}
+
 // ------------------------------------------------------------------------------------------------
 ASSIMP_API aiScene::aiScene()
 : mFlags(0)

include/assimp/version.h

@@ -82,6 +82,12 @@ ASSIMP_API unsigned int aiGetVersionMajor (void);
  */
 ASSIMP_API unsigned int aiGetVersionRevision (void);
 
+// ---------------------------------------------------------------------------
+/** @brief Returns the branchname of the Assimp runtime.
+ *  @return The current branch name.
+ */
+ASSIMP_API const char *aiGetBranchName();
+
 //! Assimp was compiled as a shared object (Windows: DLL)
 #define ASSIMP_CFLAGS_SHARED  0x1
 //! Assimp was compiled against STLport

test/unit/utVersion.cpp

@@ -69,3 +69,8 @@ TEST_F( utVersion, aiGetVersionRevisionTest ) {
     EXPECT_NE( aiGetVersionRevision(), 0U );
 }
 
+TEST_F( utVersion, aiGetBranchNameTest ) {
+    EXPECT_NE( nullptr, aiGetBranchName() );
+}
+
+