Texture Atlas Extractor — Pro & Recommended

Imagine a collage. Instead of printing ten individual photographs on ten separate sheets of paper, you arrange them all onto one large poster board. In the context of 3D rendering and 2D game development, this "poster board" is the texture atlas.

Before you close your next project, take a moment to archive your loose assets. But if you forget—rest easy knowing that your trusty texture atlas extractor has your back. texture atlas extractor

def blind_extract(atlas_path, min_size=8): img = Image.open(atlas_path).convert('RGBA') alpha = np.array(img.getchannel('A')) labels, num = ndimage.label(alpha > 0) for i in range(1, num+1): ys, xs = np.where(labels == i) if len(ys) < min_size: continue x1, x2 = xs.min(), xs.max() y1, y2 = ys.min(), ys.max() sprite = img.crop((x1, y1, x2+1, y2+1)) sprite.save(f"sprite_i.png") Imagine a collage