1 files changed, 27 insertions, 0 deletions
diff --git a/models/layers.py b/models/layers.py
index 62a3cc6..c69ae07 100644
--- a/models/layers.py
+++ b/models/layers.py
@@ -119,6 +119,33 @@ class FocalConv2d(BasicConv2d):
         return F.leaky_relu(z, inplace=True)
 
 
+class FocalConv2dBlock(nn.Module):
+    def __init__(
+            self,
+            in_channels: int,
+            out_channels: int,
+            kernel_sizes: tuple[int, int],
+            paddings: tuple[int, int],
+            halving: int,
+            use_pool: bool = True,
+            **kwargs
+    ):
+        super().__init__()
+        self.use_pool = use_pool
+        self.fconv1 = FocalConv2d(in_channels, out_channels, kernel_sizes[0],
+                                  halving, padding=paddings[0], **kwargs)
+        self.fconv2 = FocalConv2d(out_channels, out_channels, kernel_sizes[1],
+                                  halving, padding=paddings[1], **kwargs)
+        self.max_pool = nn.MaxPool2d(2)
+
+    def forward(self, x):
+        x = self.fconv1(x)
+        x = self.fconv2(x)
+        if self.use_pool:
+            x = self.max_pool(x)
+        return x
+
+
 class BasicConv1d(nn.Module):
     def __init__(
             self,