Fixed issue with flipped ifcblobtexture loaded to blender

2026-09-25 05:14:30 +00:00 · 2023-12-25 15:35:35 +05:00
parent 3221219f4a
commit 8ddd349f8b
2 changed files with 10 additions and 7 deletions
@@ -273,11 +273,12 @@ class Loader(blenderbim.core.tool.Loader):
                    value = texture["RasterCode"]
                    image_bytes = int(value, 2).to_bytes(len(value) // 8, "big")
                    pil_image = Image.open(io.BytesIO(image_bytes))
+                    pil_image.save("test_image.png")
                    byte_to_normalized = 1.0 / 255.0
                    bpy_image = bpy.data.images.new("blob_texture", width=pil_image.width, height=pil_image.height)
-                    bpy_image.pixels[:] = (
-                        np.asarray(pil_image.convert("RGBA"), dtype=np.float32) * byte_to_normalized
-                    ).ravel()
+                    # PIL returns rows ordered from top to bottom, blender from bottom to top
+                    pil_pixel_data = np.asarray(pil_image.convert("RGBA"), dtype=np.float32)
+                    bpy_image.pixels[:] = (pil_pixel_data * byte_to_normalized)[::-1].ravel()
                    bpy_image.pack()
                    return bpy_image