Update app.py

app.py

@@ -10,7 +10,7 @@ from region_control import MultiDiffusion, get_views, preprocess_mask
 from sketch_helper import get_high_freq_colors, color_quantization, create_binary_matrix
 MAX_COLORS = 12
 
-sd = MultiDiffusion("cuda", "2.0")
+sd = MultiDiffusion("cuda", "2.1")
 
 canvas_html = "<div id='canvas-root'></div>"
 load_js = """
@@ -74,7 +74,7 @@ def process_sketch(canvas_data, binary_matrixes):
 def process_generation(binary_matrixes, master_prompt, *prompts):
     clipped_prompts = prompts[:len(binary_matrixes)]
     prompts = [master_prompt] + list(clipped_prompts)
-    neg_prompts = [""] * len(prompts)
+    neg_prompts = ["low quality"] * len(prompts)
     fg_masks = torch.cat([preprocess_mask(mask_path, 512 // 8, 512 // 8, "cuda") for mask_path in binary_matrixes])
     bg_mask = 1 - torch.sum(fg_masks, dim=0, keepdim=True)
     bg_mask[bg_mask < 0] = 0