feat: rename opacity

__init__.py

@@ -12,10 +12,11 @@ class ImageBlender:
             "required": {
                 "base_image": ("IMAGE",),
                 "blend_image": ("IMAGE",),
-                "opacity": ("FLOAT", {
+                "strength": ("FLOAT", {
                     "default": 1,
                     "min": 0.0,
-                    "max": 1.0
+                    "max": 1.0,
+                    "step": 0.01
                 }),
                 "blend_mode": (
                     [mode.value for mode in BlendModes],
@@ -31,7 +32,7 @@ class ImageBlender:
     FUNCTION = "blend"
     CATEGORY = "ImageBlender"
 
-    def blend(self, base_image: torch.Tensor, blend_image: torch.Tensor, opacity: float, blend_mode: str, mask: torch.Tensor = None) -> tuple:
+    def blend(self, base_image: torch.Tensor, blend_image: torch.Tensor, strength: float, blend_mode: str, mask: torch.Tensor = None) -> tuple:
         blend_function = self.blend_functions.get(BlendModes(blend_mode), lambda x, y: x)
         result = blend_function(base_image, blend_image)
 
@@ -46,7 +47,7 @@ class ImageBlender:
                 result = result * mask + base_image * (1 - mask)
 
         # Apply opacity
-        result = base_image * opacity + result * (1 - opacity)
+        result = result * strength + base_image * (1 - strength)
         # Normalize the result
         result = torch.clamp(result, 0, 1)
         return (result,)