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OpenSpace/include/openspace/util/json_helper.inl

97 lines
4.2 KiB
C++

/*****************************************************************************************
* *
* OpenSpace *
* *
* Copyright (c) 2014-2024 *
* *
* Permission is hereby granted, free of charge, to any person obtaining a copy of this *
* software and associated documentation files (the "Software"), to deal in the Software *
* without restriction, including without limitation the rights to use, copy, modify, *
* merge, publish, distribute, sublicense, and/or sell copies of the Software, and to *
* permit persons to whom the Software is furnished to do so, subject to the following *
* conditions: *
* *
* The above copyright notice and this permission notice shall be included in all copies *
* or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, *
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A *
* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT *
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF *
* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE *
* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
****************************************************************************************/
#include <ghoul/format.h>
#include <ghoul/glm.h>
#include <ghoul/misc/dictionaryjsonformatter.h>
#include <type_traits>
namespace openspace {
namespace internal {
template <class T, class... Ts>
struct is_any : std::disjunction<std::is_same<T, Ts>...> {};
template <typename T>
constexpr bool isGlmMatrix() {
return is_any<T,
glm::mat2x2, glm::mat2x3, glm::mat2x4,
glm::mat3x2, glm::mat3x3, glm::mat3x4,
glm::mat4x2, glm::mat4x3, glm::mat4x4,
glm::dmat2x2, glm::dmat2x3, glm::dmat2x4,
glm::dmat3x2, glm::dmat3x3, glm::dmat3x4,
glm::dmat4x2, glm::dmat4x3, glm::dmat4x4>::value;
}
template <typename T>
constexpr bool isGlmVector() {
return is_any<T,
glm::vec2, glm::vec3, glm::vec4,
glm::ivec2, glm::ivec3, glm::ivec4,
glm::dvec2, glm::dvec3, glm::dvec4,
glm::uvec2, glm::uvec3, glm::uvec4>::value;
}
} // namespace internal
template <typename T>
std::string formatJson(T value) {
if constexpr (std::is_same_v<T, bool>) {
return value ? "true" : "false";
}
else if constexpr (std::is_arithmetic_v<T>) {
return formatJsonNumber(static_cast<double>(value));
}
else if constexpr (std::is_same_v<T, std::string>) {
return escapedJson(value);
}
else if constexpr (std::is_same_v<T, ghoul::Dictionary>) {
return ghoul::formatJson(value);
}
else if constexpr (internal::isGlmVector<T>()) {
std::string values;
for (glm::length_t i = 0; i < ghoul::glm_components<T>::value; i++) {
values += std::to_string(value[i]) + ',';
}
values.pop_back();
return std::format("[{}]", values);
}
else if constexpr (internal::isGlmMatrix<T>()) {
std::string values;
for (glm::length_t i = 0; i < T::type::row_type::length(); i++) {
for (glm::length_t j = 0; j < T::type::col_type::length(); j++) {
values += std::to_string(value[i][j]) + ',';
}
}
values.pop_back();
return std::format("[{}]", values);
}
else {
static_assert(sizeof(T) == 0, "JSON formatting of type T not implemented");
}
}
} // namespace openspace