213 lines
7.8 KiB
C++
213 lines
7.8 KiB
C++
#ifndef extension_h_
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#define extension_h_
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#include <vector>
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#include <iostream>
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#include <regex>
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#include <sstream>
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#include <algorithm>
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#include <iomanip>
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#include <stdexcept>
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#include <map>
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#include <cmath>
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#include <fstream>
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#include <cstdlib>
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#include "SDL.h"
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#include "SDL_image.h"
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#include "SDL_pixels.h"
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#define GLM_ENABLE_EXPERIMENTAL
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#include "glm/trigonometric.hpp"
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#include "glm/vec2.hpp"
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#include "glm/gtx/vector_angle.hpp"
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#include "json/json.hpp"
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#include "sdl2-gfx/SDL2_gfxPrimitives.h"
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#include "Box.hpp"
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#include "Segment.hpp"
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#include "Color.hpp"
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#include "filesystem.hpp"
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struct Pixels;
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namespace sfw
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{
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enum scaler {scale2x, xbr};
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void set_magnitude(glm::vec2&, float);
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glm::vec2 point_on_circle(const glm::vec2&, float, float);
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glm::vec2 point_on_circle(float, float = 1.0f);
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void points_on_circle(std::vector<glm::vec2>&, int, float = 1.0f, const glm::vec2& = {0, 0}, float = 0.0f);
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std::vector<glm::vec2> points_on_circle(int, float = 1.0f, const glm::vec2& = {0, 0}, float = 0.0f);
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Box get_texture_box(SDL_Texture*);
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glm::vec2 fit_and_preserve_aspect(const glm::vec2&, const glm::vec2&);
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std::vector<std::vector<Box>> get_blinds_boxes(glm::vec2, float = 0.05f, int = 4);
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void populate_pixel_2d_array(SDL_Renderer*, SDL_Texture*, std::vector<std::vector<SDL_Color>>&);
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void populate_pixel_2d_array(SDL_Renderer*, SDL_Texture*, std::vector<std::vector<SDL_Color>>&, const Box&);
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void apply_array_to_texture(SDL_Renderer*, SDL_Texture*, std::vector<std::vector<SDL_Color>>&);
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void apply_array_to_texture(SDL_Renderer*, SDL_Texture*, std::vector<std::vector<SDL_Color>>&, const Box&);
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std::vector<SDL_Texture*> get_halo_frames(
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SDL_Renderer*, float, int, const std::vector<Color>& = {Color(0, 0, 0), Color(255, 255, 255)},
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float = 4.0f, bool = true);
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std::vector<SDL_Texture*> get_portal_frames(SDL_Renderer*, glm::vec2, float = 60, float = 30, int = 4, int = 6);
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void fill_texture(SDL_Renderer*, SDL_Texture*, const SDL_Color&, const Box&);
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void fill_texture(SDL_Renderer*, SDL_Texture*, const SDL_Color&);
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void fill_texture(SDL_Renderer*, SDL_Texture*, SDL_Texture*, const Box&);
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void fill_texture(SDL_Renderer*, SDL_Texture*, SDL_Texture*);
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SDL_Texture* get_filled_texture(SDL_Renderer*, glm::vec2, const SDL_Color&, Uint32 = SDL_PIXELFORMAT_RGBA32);
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SDL_Texture* get_filled_texture(SDL_Renderer*, glm::vec2, SDL_Texture*, Uint32 = SDL_PIXELFORMAT_RGBA32);
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SDL_Texture* get_hue_shifted_texture(SDL_Renderer*, SDL_Texture*, float);
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SDL_Texture* duplicate_texture(SDL_Renderer*, SDL_Texture*);
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SDL_Texture* duplicate_texture(SDL_Renderer*, SDL_Texture*, const glm::vec2&);
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SDL_Texture* get_remapped_texture(SDL_Renderer*, SDL_Texture*, const std::map<Color, Color>&);
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SDL_Texture* get_remapped_texture(SDL_Renderer*, const std::string&, const std::map<Color, Color>&);
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SDL_Texture* get_pixel_scaled_texture(SDL_Renderer*, SDL_Texture*, int = 1, int = scaler::scale2x);
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SDL_Surface* get_surface_from_pixels(Pixels&);
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std::vector<fs::path> glob(fs::path);
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fs::path get_next_file_name(fs::path, int = 0, std::string = "", std::string = "");
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std::string file_to_string(const fs::path&);
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void print_error(const std::string&);
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void print_sdl_error(const std::string&);
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/* Returns an unsorted vector of keys from the passed map */
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template<typename Key, typename Value, template <typename...> class Map>
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std::vector<Key> get_keys(const Map<Key, Value>& map)
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{
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std::vector<Key> keys;
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keys.reserve(map.size());
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for (auto& member : map)
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{
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keys.push_back(member.first);
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}
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return keys;
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}
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/* Returns true if member is found in container, false otherwise */
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template<typename T1, typename T2>
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bool is_in_container(T1& container, T2& member)
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{
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return std::find(container.begin(), container.end(), member) != container.end();
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}
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/* Modulus that handles negative and float arguments */
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template<typename N>
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inline float mod(N a, N b)
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{
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return (b + (a % b)) % b;
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}
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/* Front pad passed end string with fill character until it is width characters long and return a new string */
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template<typename T>
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std::string pad(T end, int width, char fill = '0')
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{
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std::stringstream padded;
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padded.fill(fill);
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padded.width(width);
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padded << end;
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return padded.str();
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}
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/* Return a vector of values in order from start to stop with step between each value, not including the stop value.
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* Returns a vector of the same type as step. */
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template <typename N, typename N2 = N>
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std::vector<N2> range(N start, N stop, N2 step = N(1))
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{
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if (step == N2(0))
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{
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throw std::invalid_argument("step for range must be non-zero");
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}
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std::vector<N2> result;
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while ((step > 0) ? (start < stop) : (start > stop))
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{
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result.push_back(start);
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start += step;
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}
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return result;
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}
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/* If only one argument is provided, treat it as the stop value, and use 0 for start and 1 for step */
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template <typename N>
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std::vector<N> range(N stop)
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{
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return range(N(0), stop, N(1));
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}
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/* Return a vector of exactly count values from start to end, inclusive, with an even amount between each value */
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template <typename N>
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std::vector<float> range_count(N start, N end, int count)
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{
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/* negative or zero count is invalid */
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if (count < 1)
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{
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throw std::invalid_argument("count argument must be greater than zero");
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}
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float step = (end - start) / (count - 1);
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std::vector<float> all;
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all.reserve(count);
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for (int ii = 0; ii < count; ii++)
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{
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all.push_back(start + ii * step);
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}
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return all;
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}
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/* Return a map where the keys are the percent way through the range from start to end each value is,
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* with step between each value. End is not included in the range. */
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template <typename N, typename N2 = N>
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std::map<float, N2> range_percent(N start, N end, N2 step = N(1))
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{
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std::map<float, N2> range_percent_map;
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std::vector<N2> all = range(start, end, step);
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int ii = 0;
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for (N2& current : all)
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{
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range_percent_map[ii++ / static_cast<float>(all.size() - 1)] = current;
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}
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return range_percent_map;
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}
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/* Return a map where the keys are the percent way through the range from start to end (inclusive) each value is,
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* with exactly count values in the range, spaced evenly. */
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template <typename N>
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std::map<float, float> range_percent_count(N start, N end, int count)
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{
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/* negative or zero count is invalid */
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if (count < 1)
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{
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throw std::invalid_argument("count argument must be greater than zero");
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}
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std::map<float, float> range_percent_map;
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std::vector<float> all = range_count(start, end, count);
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int ii = 0;
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for (float& current : all)
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{
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range_percent_map[ii++ / static_cast<float>(all.size() - 1)] = current;
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}
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return range_percent_map;
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}
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}
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int SDL_SetRenderDrawColor(SDL_Renderer*, const Color&);
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int SDL_RenderFillRect(SDL_Renderer*, const Box&);
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int lineColor(SDL_Renderer*, const Segment&, const Color&, std::uint8_t = 1);
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template <typename T>
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std::ostream& operator<<(std::ostream& out, const std::vector<T>& members)
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{
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out << "{ ";
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for (const T& member : members)
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{
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out << member << " ";
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}
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out << "}";
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return out;
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}
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std::ostream& operator<<(std::ostream&, const glm::vec2&);
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std::ostream& operator<<(std::ostream&, const glm::vec3&);
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std::ostream& operator<<(std::ostream&, const SDL_Color&);
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#endif
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