First cut of pulling out the relevant parts of my original game to make a little framework.
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Zed A. Shaw
commit
6a0c9e8d46
177 changed files with 18197 additions and 0 deletions
266
tools/icongen.cpp
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266
tools/icongen.cpp
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#include <fmt/core.h>
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#include "dbc.hpp"
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#include <SFML/Graphics.hpp>
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#include <SFML/Graphics/RenderWindow.hpp>
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#include "constants.hpp"
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#include "game/config.hpp"
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#include <filesystem>
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#include "algos/shiterator.hpp"
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#include <functional>
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#include <iostream>
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#include "graphics/textures.hpp"
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#include "graphics/palette.hpp"
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namespace fs = std::filesystem;
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constexpr const int TILE_COUNT=10;
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constexpr const sf::Color DEFAULT_COLOR{255, 255, 255, 255};
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using namespace nlohmann;
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using namespace shiterator;
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using MapRow = BaseRow<wchar_t>;
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using MapGrid = Base<wchar_t>;
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using BoolRow = BaseRow<bool>;
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using BoolGrid = Base<bool>;
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struct MapConfig {
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MapGrid map = make<wchar_t>(TILE_COUNT, TILE_COUNT);
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BoolGrid centered = make<bool>(TILE_COUNT, TILE_COUNT);
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std::unordered_map<wchar_t, sf::Color> colors;
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std::unordered_map<wchar_t, sf::Color> backgrounds;
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std::unordered_map<wchar_t, std::string> names;
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each_row_t<MapGrid> it{map};
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};
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struct MapTileBuilder {
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unsigned int $font_size = 20;
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sf::Glyph $glyph;
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sf::Font $font{FONT_FILE_NAME};
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std::shared_ptr<sf::RenderTexture> $render = nullptr;
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sf::Vector2i $size;
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sf::Vector2i $image_size;
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sf::RenderTexture $temp_render;
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MapTileBuilder(size_t x, size_t y) :
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$size(x, y),
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$image_size($size.x * TILE_COUNT, $size.y * TILE_COUNT),
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$temp_render({(unsigned int)$size.x, (unsigned int)$size.y})
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{
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$font.setSmooth(false);
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}
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void best_size(wchar_t for_char, bool centered) {
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float factor = centered ? 0.8f : 1.0f;
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sf::Vector2i adjusted_size = {int($size.x * factor), int($size.y * factor)};
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$font_size = 20; // reset the size
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// fit the glyph in our box height
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auto temp = $font.getGlyph(for_char, $font_size, false);
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auto temp_size = $font_size;
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while(temp.textureRect.size.y <= adjusted_size.y
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&& temp.textureRect.size.x <= adjusted_size.x)
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{
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$glyph = temp;
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$font_size = temp_size;
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temp_size++;
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temp = $font.getGlyph(for_char, temp_size, false);
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}
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}
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void save_image(std::string icon_path) {
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dbc::check($render != nullptr, "You have to call run() first.");
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fs::path out_path{icon_path};
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if(fs::exists(out_path)) {
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fs::remove(out_path);
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}
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sf::Image out_img = $render->getTexture().copyToImage();
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bool worked = out_img.saveToFile(out_path);
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dbc::check(worked, "Failed to write screenshot.png");
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}
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void run_real_textures(MapConfig &config) {
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textures::init();
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sf::Vector2u crop{$size.x * (unsigned int)config.it.width, ($size.y) * ((unsigned int)config.it.y + 1)};
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$render = std::make_shared<sf::RenderTexture>(crop);
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$render->clear({0,0,0,0});
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$render->setSmooth(false);
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sf::Vector2f cell_pos{0.0f,0.0f};
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for(each_row_t<MapGrid> it{config.map}; it.next();) {
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wchar_t display_char = config.map[it.y][it.x];
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// stop when there's no more cells set
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if(display_char == 0) break;
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cell_pos.x = it.x * $size.x;
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cell_pos.y = it.y * $size.y;
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auto& name = config.names.at(display_char);
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auto id = textures::get_id(name);
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auto& img = textures::get_surface_img(id);
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auto img_size = img.getSize();
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sf::Texture surface{img};
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sf::Vector2f scale{float($size.x) / float(img_size.x),
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float($size.y) / float(img_size.y)};
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sf::Sprite sprite{surface};
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sprite.setScale(scale);
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sprite.setPosition(cell_pos);
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$render->draw(sprite);
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$render->display();
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}
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}
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void run(MapConfig& config) {
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sf::Vector2u crop{$size.x * (unsigned int)config.it.width, $size.y * ((unsigned int)config.it.y+1)};
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$render = std::make_shared<sf::RenderTexture>(crop);
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$render->clear({0,0,0,0});
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$render->setSmooth(false);
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sf::Vector2f cell_pos{0.0f,0.0f};
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sf::RectangleShape background({(float)$size.x, (float)$size.y});
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for(each_row_t<MapGrid> it{config.map}; it.next();) {
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// a 0 slot means we're done
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if(config.map[it.y][it.x] == 0) break;
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cell_pos.x = it.x * $size.x;
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cell_pos.y = it.y * $size.y;
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bool is_centered = config.centered[it.y][it.x];
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wchar_t display_char = config.map[it.y][it.x];
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std::wstring content{display_char};
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auto bg = config.backgrounds.at(display_char);
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auto fg = config.colors.at(display_char);
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best_size(display_char, is_centered);
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sf::Text icon{$font, content, $font_size};
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icon.setFillColor({255, 255, 255, 255});
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$temp_render.draw(icon);
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$temp_render.clear({0,0,0,0});
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auto& font_texture = $font.getTexture($font_size);
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sf::Sprite sprite{font_texture, $glyph.textureRect};
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auto t_size = $glyph.textureRect.size;
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dbc::check($size.x - t_size.x >= 0, "font too big on x");
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dbc::check($size.y - t_size.y >= 0, "font too big on y");
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// draw the background first
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background.setFillColor(bg);
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if(is_centered) {
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sf::Vector2f center{
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float(($size.x - t_size.x) / 2),
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float(($size.y - t_size.y) / 2)};
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sprite.setScale({1.0f, 1.0f});
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sprite.setPosition({cell_pos.x + center.x, cell_pos.y + center.y});
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} else {
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sf::Vector2f scale{float($size.x) / float(t_size.x), float($size.y) / float(t_size.y)};
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sprite.setScale(scale);
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sprite.setPosition(cell_pos);
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background.setPosition(cell_pos);
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}
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sprite.setColor(fg);
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$render->draw(background);
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$render->draw(sprite);
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$render->display();
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}
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}
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void save_config(MapConfig& config, const std::string &path) {
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(void)path;
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json result = json::array();
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for(each_row_t<MapGrid> it{config.map}; it.next();) {
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if(config.map[it.y][it.x] == 0) break;
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json val;
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val["x"] = $size.x * it.x;
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val["y"] = $size.y * it.y;
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val["display"] = (int)config.map[it.y][it.x];
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val["centered"] = config.centered[it.y][it.x];
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result.push_back(val);
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}
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std::ofstream o(path, std::ios::out | std::ios::binary);
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o << std::setw(4) << result << std::endl;
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}
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};
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void load_config(MapConfig& config, bool is_centered, std::string path, std::function<json&(json&)> finder)
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{
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auto tiles = settings::get(path);
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for(auto [key, val] : tiles.json().items()) {
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config.it.next();
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auto data = finder(val);
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wchar_t display = data["display"];
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config.map[config.it.y][config.it.x] = display;
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config.centered[config.it.y][config.it.x] = is_centered;
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config.names.insert_or_assign(display, key);
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dbc::check(!config.colors.contains(display),
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fmt::format("duplicate icon for display={} key={}",
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(int)display, (std::string)key));
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dbc::check(data.contains("foreground"),
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fmt::format("{} has no foreground", std::string(key)));
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auto fg = palette::get(data["foreground"]);
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config.colors.insert_or_assign(display, fg);
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dbc::check(data.contains("background"),
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fmt::format("{} has no background", std::string(key)));
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auto bg = palette::get(data["background"]);
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config.backgrounds.insert_or_assign(display, bg);
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}
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}
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json& component_display(json& val) {
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auto& components = val["components"];
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for(auto& comp : components) {
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if(comp["_type"] == "Tile") {
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return comp;
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}
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}
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dbc::log("BAD CHAR");
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return val;
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}
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int main() {
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palette::init();
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MapConfig config;
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load_config(config, false, "tiles", [](json& val) -> json& {
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return val;
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});
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load_config(config, true, "items", component_display);
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load_config(config, true, "devices", component_display);
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load_config(config, true, "enemies", component_display);
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fmt::println("-----------------------------------------");
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MapTileBuilder builder(ICONGEN_MAP_TILE_DIM, ICONGEN_MAP_TILE_DIM);
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builder.run(config);
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builder.save_image("./assets/map_tiles.png");
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builder.save_config(config, "./assets/map_tiles.json");
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return 0;
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}
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