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check for invalid fade values (trying to track down AL_CHECK in vsrc_latch, called from snd_fade, which is most likely due to invalid gain)

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This was SVN commit r5171.
This commit is contained in:
janwas 2007-06-13 07:04:25 +00:00
parent f331b7313d
commit 15dd322107
1 changed files with 4 additions and 0 deletions
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4
source/lib/res/sound/snd_mgr.cpp
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@ -1433,6 +1433,9 @@ static FadeRet fade(FadeInfo& fi, double cur_time, float& out_val)
if(fi.type == FT_NONE)
return FADE_NO_CHANGE;
debug_assert(0.0f <= fi.initial_val && fi.initial_val <= 1.0f);
debug_assert(0.0f <= fi.final_val && fi.final_val <= 1.0f);
// end reached - if fi.length is 0, but the fade is "in progress", do the
// processing here, and skip the dangerous division
if(fi.type == FT_ABORT || (cur_time >= fi.start_time + fi.length))
@ -1453,6 +1456,7 @@ static FadeRet fade(FadeInfo& fi, double cur_time, float& out_val)
// how far into the fade are we? [0,1]
const float t = (cur_time - fi.start_time) / fi.length;
debug_assert(0.0f <= t && t <= 1.0f);
float factor;
switch(fi.type)