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Alpha Blending
I'm trying to use additive blending on a bunch of fire particles. The fire particles are using a texture with no alpha. It works really well when the background is black. However, when the background is a light color, the fire particles blend with the background color and I end up with a white fire.
How do I fix this? I like the additive blending when the fire goes from red to orange to yellow to white at the core.
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Super Moderator
OpenGL Lord
Re: Alpha Blending
Have you ever watched real fire over a bright white background ? It is just white.
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Re: Alpha Blending
No, I've never seen a completely white fire.
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Super Moderator
OpenGL Lord
Re: Alpha Blending
Because background in your chimney is dark.
Try over snow on a sunny day.
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Junior Member
Regular Contributor
Re: Alpha Blending
But then, who wants realistic effects? We want impressive effects :-)
For some reference, see http://www.youtube.com/watch?v=ellRP5pYibs
The clip contains a nice daylight firework, including explosives with lot of fire.
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Super Moderator
OpenGL Lord
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