PixelPaint: Use source alpha for CloneTool drawing

Prior to this change when using CloneTool on a transparent background
the output was a solid black brush stroke. Now it is based on the
source content alpha as well as it's color blended with the target.

1 files changed, 1 insertions, 1 deletions

diff --git a/Userland/Applications/PixelPaint/Tools/CloneTool.cpp b/Userland/Applications/PixelPaint/Tools/CloneTool.cpp
index 907c7ebb37..63d5d580e7 100644
--- a/Userland/Applications/PixelPaint/Tools/CloneTool.cpp
+++ b/Userland/Applications/PixelPaint/Tools/CloneTool.cpp
@@ -39,7 +39,7 @@ void CloneTool::draw_point(Gfx::Bitmap& bitmap, Gfx::Color, Gfx::IntPoint point)
 
             auto falloff = get_falloff(distance);
             auto pixel_color = bitmap.get_pixel(source_x, source_y);
-            pixel_color.set_alpha(falloff * 255);
+            pixel_color.set_alpha(falloff * pixel_color.alpha());
             bitmap.set_pixel(target_x, target_y, bitmap.get_pixel(target_x, target_y).blend(pixel_color));
         }
     }