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Some photon testing with the book.

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Wally Hackenslacker
2017-03-03 14:24:05 -04:00
parent 23939fdc92
commit eb9f107feb
7 changed files with 60 additions and 35 deletions
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2
rgbe.cpp
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@@ -48,7 +48,7 @@ void float2rgbe(unsigned char rgbe[4], float red, float green, float blue) {
/* standard conversion from rgbe to float pixels */
/* note: Ward uses ldexp(col+0.5,exp-(128+8)). However we wanted pixels */
/* in the range [0,1] to map back into the range [0,1]. */
void rgbe2float(float & red, float & green, float & blue, unsigned char rgbe[4]) {
void rgbe2float(float & red, float & green, float & blue, const unsigned char rgbe[4]) {
float f;
if (rgbe[3]) { /*nonzero pixel*/