| 5 |
|
|
| 6 |
|
Roland Schregle (roland.schregle@{hslu.ch, gmail.com}) |
| 7 |
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(c) Fraunhofer Institute for Solar Energy Systems, |
| 8 |
+ |
supported by the German Research Foundation |
| 9 |
+ |
(DFG LU-204/10-2, "Fassadenintegrierte Regelsysteme FARESYS") |
| 10 |
|
(c) Lucerne University of Applied Sciences and Arts, |
| 11 |
< |
supported by the Swiss National Science Foundation (SNSF, #147053) |
| 11 |
> |
supported by the Swiss National Science Foundation |
| 12 |
> |
(SNSF #147053, "Daylight Redirecting Components") |
| 13 |
|
====================================================================== |
| 14 |
|
|
| 15 |
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*/ |
| 62 |
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causticPmap || contribPmap) && \ |
| 63 |
|
(r) -> crtype & (AMBIENT | SHADOW) && \ |
| 64 |
|
(r) -> rtype & (TRANS | REFRACTED)) |
| 65 |
< |
|
| 65 |
> |
|
| 66 |
|
/* Check if scattered ray spawns a caustic photon; |
| 67 |
< |
* !!! NOTE this has to set bit 0 to properly handle caustic contrib |
| 68 |
< |
* !!! photons, so the explicit test against zero *IS* required! */ |
| 67 |
> |
* !!! NOTE this returns a single bit as boolean value (0|1), rather |
| 68 |
> |
* !!! than the original short int, hence the explicit test against zero. |
| 69 |
> |
* !!! This allows the macro the be used in a conditional statement |
| 70 |
> |
* !!! and when setting a photon's caustic flag in newPhoton(). */ |
| 71 |
|
#define PMAP_CAUSTICRAY(r) (((r) -> rtype & SPECULAR) != 0) |
| 72 |
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| 73 |
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|
