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patern_preview/world: Place selection into the world

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lejulien
2026-01-14 17:34:15 +01:00
parent 5c9b60163a
commit 3e7e7e2547
4 changed files with 22 additions and 8 deletions
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10
src/world.cpp
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@@ -143,7 +143,6 @@ void World::resize(int width, int height) {
}
std::vector<uint32_t> World::getSelection(Vector2i &origin, Vector2i &size) {
// We assume the selection is in the grid for now
std::vector<uint32_t> data = {static_cast<uint32_t>(size.x),
static_cast<uint32_t>(size.y)};
for (int y = origin.y; y < origin.y + size.y; y++) {
@@ -153,3 +152,12 @@ std::vector<uint32_t> World::getSelection(Vector2i &origin, Vector2i &size) {
}
return data;
}
void World::setSelection(Vector2i &origin, Vector2i &size, std::vector<uint32_t> &data) {
for (int y = 0; y < size.y; y++) {
for (int x = 0; x < size.x; x++) {
(*_data)[(x + origin.x) + (y + origin.y) * _width] = data[x + y * size.x];
}
}
}