Glass Surface Water Drop Animation

Glass Surface Water Drop Animation
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Start by opening an image of a glass.

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Create an ellipse using elliptical shape tool.
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Reduce the opacity to 20%.
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Ctrl+Click the layer thumbnail to get the selection. From select menu apply modify> >contract. Contract the selection by 1 pixels. Create a new layer and apply a black to white gradient in linear mode.
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Change the layer mode to screen.
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Merge both the layers. Press Ctrl+T. Right click the layer and select warp. Adjust nodes to get the shape as shown.
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Double click the layer to open layer style window. Apply layer style with the settings shown.
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Change the layer mode to screen and reduce the opacity to 51%.
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Create several duplicates of the drop. Press Ctrl+T and distort. Place as shown in the image below.
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Open animation window. For the first frame hide all the drop layers except the top drop layer.
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Duplicate frame and hide the first drop layer. Unhide the next drop layer. Similarly hide unhide the layers to create a falling drop effect.
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For the last frame hide all the drop layers. Adjust delay durations as shown in the image below.
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Press Ctrl+Alt+Shift+S to save an optimized animated GIF.
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