diff options
Diffstat (limited to 'src/mbgl/programs/binary_program.hpp')
| -rw-r--r-- | src/mbgl/programs/binary_program.hpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/mbgl/programs/binary_program.hpp b/src/mbgl/programs/binary_program.hpp index b77cf1a510..8690f3fd6f 100644 --- a/src/mbgl/programs/binary_program.hpp +++ b/src/mbgl/programs/binary_program.hpp @@ -1,6 +1,7 @@ #pragma once #include <mbgl/gl/types.hpp> +#include <mbgl/util/optional.hpp> #include <string> #include <vector> @@ -29,7 +30,8 @@ public: const std::string& identifier() const { return binaryIdentifier; } - gl::AttributeLocation attributeLocation(const std::string& name) const; + + optional<gl::AttributeLocation> attributeLocation(const std::string& name) const; gl::UniformLocation uniformLocation(const std::string& name) const; private: |