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Small optimization for image indexer. This also fixes pixel order.

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This commit is contained in:
Relintai 2022-04-24 17:46:14 +02:00
parent 278a55a4b4
commit 4922e62b13
1 changed files with 7 additions and 3 deletions
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10
modules/wfc/image_indexer.cpp
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@ -8,13 +8,16 @@ PoolColorArray ImageIndexer::get_colors() {
PoolIntArray ImageIndexer::index_image(Ref<Image> image) {
ERR_FAIL_COND_V(!image.is_valid(), PoolIntArray());
PoolIntArray color_indices;
image->lock();
int w = image->get_width();
int h = image->get_height();
PoolIntArray color_indices;
color_indices.resize(w * h);
PoolIntArray::Write wci = color_indices.write();
int *wi = wci.ptr();
for (int x = 0; x < w; ++x) {
for (int y = 0; y < h; ++y) {
Color c = image->get_pixel(x, y);
@ -26,10 +29,11 @@ PoolIntArray ImageIndexer::index_image(Ref<Image> image) {
_col_map.set(c, color_index);
}
color_indices.push_back(color_index);
wi[y * w + x] = color_index;
}
}
wci.release();
image->unlock();
return color_indices;