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change the get_screen method so that it does not fill the gpu memory #415

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Merged
merged 3 commits into from
Apr 26, 2021
Merged

change the get_screen method so that it does not fill the gpu memory #415

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c535b15
change the get_screen method so that it does not fill the gpu memory
andreistirb Jan 15, 2019
e9e3e7f
Merge branch 'master' into master
holly1238 Apr 23, 2021
24a53a5
Merge branch 'master' into master
holly1238 Apr 26, 2021
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3 changes: 2 additions & 1 deletion intermediate_source/reinforcement_q_learning.py
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Original file line number Diff line number Diff line change
Expand Up @@ -224,6 +224,7 @@ def conv2d_size_out(size, kernel_size = 5, stride = 2):
# Called with either one element to determine next action, or a batch
# during optimization. Returns tensor([[left0exp,right0exp]...]).
def forward(self, x):
x = x.to(device)
x = F.relu(self.bn1(self.conv1(x)))
x = F.relu(self.bn2(self.conv2(x)))
x = F.relu(self.bn3(self.conv3(x)))
Expand Down Expand Up @@ -273,7 +274,7 @@ def get_screen():
screen = np.ascontiguousarray(screen, dtype=np.float32) / 255
screen = torch.from_numpy(screen)
# Resize, and add a batch dimension (BCHW)
return resize(screen).unsqueeze(0).to(device)
return resize(screen).unsqueeze(0)


env.reset()
Expand Down