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This commit is contained in:
Grant Sanderson 2023-01-27 08:29:41 -08:00
parent 1707958e0f
commit 97e4c25453
1 changed files with 5 additions and 1 deletions
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6
manimlib/utils/shaders.py
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@ -127,7 +127,11 @@ def get_fill_canvas(ctx) -> Tuple[Framebuffer, VertexArray, Tuple[float, float,
# We'll paint onto a canvas with initially negative rgbs, and
# discard any pixels remaining close to this value. This is
# because alphas are effectively being used for another purpose,
# and
# and we don't want to overlap with any colors one might actually
# use. It should be negative enough to be distinguishable from
# ordinary colors with some margin, but the farther it's pulled back
# from zero the more it will be true that overlapping filled objects
# with transparency have an unnaturally bright composition.
null_rgb = (-0.25, -0.25, -0.25)
simple_program = ctx.program(