diff options
Diffstat (limited to 'include/mbgl/style/function_properties.hpp')
-rw-r--r-- | include/mbgl/style/function_properties.hpp | 55 |
1 files changed, 0 insertions, 55 deletions
diff --git a/include/mbgl/style/function_properties.hpp b/include/mbgl/style/function_properties.hpp deleted file mode 100644 index 924f192330..0000000000 --- a/include/mbgl/style/function_properties.hpp +++ /dev/null @@ -1,55 +0,0 @@ -#ifndef MBGL_STYLE_FUNCTION_PROPERTIES -#define MBGL_STYLE_FUNCTION_PROPERTIES - -#include <mbgl/util/variant.hpp> - -#include <vector> - -namespace mbgl { - -template <typename T> -struct ConstantFunction { - inline ConstantFunction(const T &value_) : value(value_) {} - inline T evaluate(float) const { return value; } - -private: - const T value; -}; - -template <typename T> -struct StopsFunction { - inline StopsFunction(const std::vector<std::pair<float, T>> &values_, float base_) : values(values_), base(base_) {} - T evaluate(float z) const; - -private: - const std::vector<std::pair<float, T>> values; - const float base; -}; - -template <typename T> -using Function = mapbox::util::variant< - std::false_type, - ConstantFunction<T>, - StopsFunction<T> ->; - -template <typename T> -struct FunctionEvaluator { - typedef T result_type; - inline FunctionEvaluator(float z_) : z(z_) {} - - inline result_type operator()(const std::false_type &) { - return result_type(); - } - - template <template <typename> class Fn> - inline result_type operator()(const Fn<T>& fn) { - return fn.evaluate(z); - } -private: - float z; -}; - -} - -#endif |