fixup! Shaders: Fix multiplications between 0.0 and inf

master
Yuri Kunde Schlesner 2015-08-24 02:10:11 +07:00
parent d8ef20c856
commit eff10959de
1 changed files with 4 additions and 4 deletions

@ -1031,8 +1031,8 @@ struct float24 {
}
float24 operator * (const float24& flt) const {
if ((this->value == 0.f && flt.value == flt.value) ||
(flt.value == 0.f && this->value == this->value))
if ((this->value == 0.f && !std::isnan(flt.value)) ||
(flt.value == 0.f && !std::isnan(this->value)))
// PICA gives 0 instead of NaN when multiplying by inf
return Zero();
return float24::FromFloat32(ToFloat32() * flt.ToFloat32());
@ -1051,8 +1051,8 @@ struct float24 {
}
float24& operator *= (const float24& flt) {
if ((this->value == 0.f && flt.value == flt.value) ||
(flt.value == 0.f && this->value == this->value))
if ((this->value == 0.f && !std::isnan(flt.value)) ||
(flt.value == 0.f && !std::isnan(this->value)))
// PICA gives 0 instead of NaN when multiplying by inf
*this = Zero();
else value *= flt.ToFloat32();