Crop the map sprite so it's not bigger than necessary.

master
Zed A. Shaw 17 hours ago
parent 04b3cf3f16
commit 40611d4d54
  1. BIN
      assets/map_tiles.png
  2. 29
      tools/icongen.cpp

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@ -10,6 +10,8 @@
namespace fs = std::filesystem;
constexpr const int TILE_COUNT=10;
constexpr const sf::Color DEFAULT_COLOR{255, 255, 255, 255};
constexpr const size_t DEFAULT_DIM=128;
using namespace shiterator;
@ -23,19 +25,17 @@ struct MapTileBuilder {
unsigned int $font_size = 20;
sf::Glyph $glyph;
sf::Font $font{FONT_FILE_NAME};
std::shared_ptr<sf::RenderTexture> $render = nullptr;
sf::Vector2u $size;
sf::Vector2u $image_size;
sf::RenderTexture $render;
sf::RenderTexture $temp_render;
MapTileBuilder(size_t x, size_t y) :
$size(x, y),
$image_size($size.x * TILE_COUNT, $size.y * TILE_COUNT),
$render($image_size),
$temp_render($size)
{
$font.setSmooth(false);
$render.setSmooth(false);
}
void best_size(wchar_t for_char) {
@ -56,25 +56,29 @@ struct MapTileBuilder {
}
void save_image(std::string icon_path) {
dbc::check($render != nullptr, "You have to call run() first.");
fs::path out_path{icon_path};
if(fs::exists(out_path)) {
fs::remove(out_path);
}
sf::Image out_img = $render.getTexture().copyToImage();
sf::Image out_img = $render->getTexture().copyToImage();
bool worked = out_img.saveToFile(out_path);
dbc::check(worked, "Failed to write screenshot.png");
}
void run(MapGrid& map, unsigned int width, unsigned int height, BoolGrid& centered) {
sf::Vector2u crop{$size.x * width, $size.y * height};
$render = std::make_shared<sf::RenderTexture>(crop);
void run(MapGrid& map, BoolGrid& centered) {
$render->setSmooth(false);
sf::Vector2f cell_pos{0.0f,0.0f};
for(each_row_t<MapGrid> it{map}; it.next();) {
// skip empty slots
if(map[it.y][it.x] == 0) continue;
// a 0 slot means we're done
if(map[it.y][it.x] == 0) break;
cell_pos.x = it.x * $size.x;
cell_pos.y = it.y * $size.y;
bool is_centered = centered[it.y][it.x];
@ -97,7 +101,6 @@ struct MapTileBuilder {
dbc::check(int($size.x - t_size.x) > 0, "font too big on x");
dbc::check(int($size.y - t_size.y) > 0, "font too big on y");
if(is_centered) {
sf::Vector2f center{
(float($size.x) - float(t_size.x)) / 2.0f,
@ -112,12 +115,12 @@ struct MapTileBuilder {
sprite.setPosition(cell_pos);
}
sprite.setColor({0, 0, 0, 255});
sprite.setColor(DEFAULT_COLOR);
$render.draw(sprite);
$render->draw(sprite);
}
$render.display();
$render->display();
}
};
@ -159,8 +162,8 @@ int main() {
load_config(map, centered, true, it, "./assets/devices.json", component_display);
load_config(map, centered, true, it, "./assets/enemies.json", component_display);
MapTileBuilder builder(32, 32);
builder.run(map, centered);
MapTileBuilder builder(DEFAULT_DIM, DEFAULT_DIM);
builder.run(map, it.width, it.y, centered);
builder.save_image("./assets/map_tiles.png");
return 0;

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