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Fix slider preview on image boundary #9

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merged 1 commit into from
Mar 6, 2024
Merged

Fix slider preview on image boundary #9

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41 changes: 21 additions & 20 deletions astrodenoise/imagelayout.py
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Original file line number Diff line number Diff line change
Expand Up @@ -148,27 +148,28 @@ def on_touch_move(self, touch):

image_x = int(pixel_x * self.region_w / childImageNormImageSize_x)
#image_y = pixel_y * self.region_h / childImageNormImageSize_y

mixtexture = Texture.create(size=(self.region_w, self.region_h), colorfmt=self.imageout.colorfmt)

mixtexture.blit_buffer(
self.imageout.get_region(self.region_x + image_x, self.region_y, self.region_w - image_x, self.region_h).pixels,
pos=(image_x, 0),
size=(self.region_w - image_x, self.region_h),
bufferfmt='ubyte',
colorfmt='rgba')

mixtexture.blit_buffer(
self.imageorig.get_region(self.region_x, self.region_y, image_x, self.region_h).pixels,
pos=(0,0),
size=(image_x, self.region_h),
bufferfmt='ubyte',
colorfmt='rgba')

mixtexture.flip_vertical()
mixtexture.mag_filter = 'linear'
mixtexture.min_filter = 'linear'
self.displayimage.texture = mixtexture
if image_x > 0 and image_x < self.region_w:
mixtexture = Texture.create(size=(self.region_w, self.region_h), colorfmt=self.imageout.colorfmt)

mixtexture.blit_buffer(
self.imageout.get_region(self.region_x + image_x, self.region_y, self.region_w - image_x, self.region_h).pixels,
pos=(image_x, 0),
size=(self.region_w - image_x, self.region_h),
bufferfmt='ubyte',
colorfmt='rgba')

mixtexture.blit_buffer(
self.imageorig.get_region(self.region_x, self.region_y, image_x, self.region_h).pixels,
pos=(0,0),
size=(image_x, self.region_h),
bufferfmt='ubyte',
colorfmt='rgba')

mixtexture.flip_vertical()
mixtexture.mag_filter = 'linear'
mixtexture.min_filter = 'linear'
self.displayimage.texture = mixtexture

return True

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