Diffusion RADIANCE Photon Map (master) History

History
master361b1c7b9a606bde8af8c73…

Jan 9 2022

Added contribution photon caching code pmcontrib.{h,c}, also to Rmakefile.
361b1c7b9a60
·roland.schregle on Jan 9 2022, 23:58.

Jan 7 2022

Added avgDetailCoeffs() to wavelet3.c to compare averaged detail coefficients…
88b444387e34
·roland.schregle on Jan 7 2022, 23:00.
Added option to return number of nonzero coefficients to padWaveletXform2().
718b45500244
·roland.schregle on Jan 7 2022, 05:11.

Jan 6 2022

Modified precomp contrib pmap to accept arbitrary bin sizes (no longer just…
750fa3dfd451
·roland.schregle on Jan 6 2022, 03:10.

Jan 4 2022

Debugged pmcontrib4 with padded wavelet xform. Also fixed buggy handling of…
d8f2823a05c5
·roland.schregle on Jan 4 2022, 17:36.
Interim commit while integrating padded wavelet xform with pmapcontrib modules.
6748897025c7
·roland.schregle on Jan 4 2022, 02:36.

Dec 29 2021

Updated references to 2D wavelet xform in pmapcontrib modules. Added 2nd order…
7f75e94a57e5
·roland.schregle on Dec 29 2021, 07:22.
Added 1st order gradient ("smooth") signal extension to padded D4 wavelet…
7449a2b8e70e
·roland.schregle on Dec 29 2021, 03:51.

Dec 25 2021

Minor changes to output formatting in dumpCoeffs2() to neaten with nonstandard…
82befcc2fe9d
·roland.schregle on Dec 25 2021, 21:35.
Modified coeffTresh() to also count empty (NaN) coeffs as thresholded in…
030c2b8b60b3
·roland.schregle on Dec 25 2021, 21:18.
Added "bump" function to wavelet3.c unit test. Minor changes to dumpCoeffs2().
934786f85d40
·roland.schregle on Dec 25 2021, 20:33.
1st working version of padD4InvStep2(). Also reinstated code to handle excess…
661f00339bcd
·roland.schregle on Dec 25 2021, 06:52.

Dec 22 2021

padD4Step2() now performs fwd xform in two passes, on the set of approx and…
27ff00f002ce
·roland.schregle on Dec 22 2021, 22:30.

Dec 21 2021

Renamed zeroCoeffs() to clearCoeffs(), which now initialises all coefficients…
0fbdc9404a9c
·roland.schregle on Dec 21 2021, 23:20.
Intermediate commit while debugging wavelet3.c (2D wavelet xform with boundary…
55ce684f228b
·roland.schregle on Dec 21 2021, 16:54.
Intermediate commit in the process of debugging 2D padded wavelet transform in…
c8e0ea3ec941
·roland.schregle on Dec 21 2021, 04:41.

Dec 18 2021

Attempt at 2D wavelet xform WITH PADDING; this reuses code from wavelet.c. THIS…
7c3cdf7d79d2
·roland.schregle on Dec 18 2021, 03:07.

Dec 16 2021

Revised refinement of mRGBE range minimum in mRGBEinit() to bail out if minimum…
d8a91a0639ac
·roland.schregle on Dec 16 2021, 05:38.
Revised handling of coefficient mode in distribPhotonContrib(); photon flux is…
86ab587c7326
·roland.schregle on Dec 16 2021, 05:22.

Dec 14 2021

Added -am option to mkpmap in support of precomputing contribution photons
46ae0123f8a4
·roland.schregle on Dec 14 2021, 04:51.

Dec 13 2021

Removed #ifdef PMAP_CONTRIB in pmapio.c as it caused contrib stuff to fail…
c1063521fe13
·roland.schregle on Dec 13 2021, 22:49.
Added WAVELET_TEST_mRGBE option to the unit test in wavelet2.c. This tests the…
eac42ec40840
·roland.schregle on Dec 13 2021, 22:02.

Dec 12 2021

Added options to wavelet2 unit test to generate monotonically increasing input…
2c56e75f1a12
·roland.schregle on Dec 12 2021, 19:54.
Revised comments on PMAP_CONTRIB_ZEROJITTER; sorry, didn't work. Seemed like a…
99d71ea876f8
·roland.schregle on Dec 12 2021, 18:54.

Dec 11 2021

Revised mRGBEinit() to adjust range minimum as a function of the normalisation…
1993bc175c04
·roland.schregle on Dec 11 2021, 22:31.
Moved printdefaults() and options defaults outside main() in pmapdump.c after…
aa0775f8c7af
·roland.schregle on Dec 11 2021, 03:02.

Dec 10 2021

Moved struct EncodedPreComputedContrib in pmapcontrib.h, set as type for…
8c664efc632b
·roland.schregle on Dec 10 2021, 04:54.

Dec 8 2021

Added mRGBE_ZEROJITTER to jitter mRGBE-encoded zeroes, otherwise these map to…
a2fb1f58d893
·roland.schregle on Dec 8 2021, 01:09.
Revised some comments in mRGBE code. Added thresholding to wavelet unit test.
3cf355142bd4
·roland.schregle on Dec 8 2021, 00:26.

Dec 7 2021

Fixed multiple issues with mRGBE encoding/decoding. At this point it's not…
5ff9deea4ab1
·roland.schregle on Dec 7 2021, 20:34.

Dec 4 2021

Moved contribPhotonSwap() outside contribSortRecurse() after errors were…
df7fae8d05f8
·roland.schregle on Dec 4 2021, 21:01.
Added handling of single compressed bin (=max compression); the mRGBE minimum…
d065330c25b2
·roland.schregle on Dec 4 2021, 20:57.

Dec 3 2021

Added warning to checkContribModifier() if contrib photon lookup bwidth is…
7914edf3b2b2
·roland.schregle on Dec 3 2021, 04:37.
Revised mkpmap, rcmain and pmapcontrib modules to compile with kd-tree…
89adec2666a9
·roland.schregle on Dec 3 2021, 03:45.

Dec 2 2021

Minor changes to pmapdump's help
9645ce411571
·roland.schregle on Dec 2 2021, 23:34.
Added photon flux normalisation option -O to pmapdump
df340bd20418
·roland.schregle on Dec 2 2021, 22:58.

Dec 1 2021

Renamed ThreshWaveletCoeff to EncodedPreCompContrib in pmapcontrib.c, since…
6d6205457c43
·roland.schregle on Dec 1 2021, 19:40.

Nov 30 2021

Precomp contrib bugfixes for handling of disabled binning, added…
288744f4aa9c
·roland.schregle on Nov 30 2021, 21:22.

Nov 27 2021

Initial work on precomp. contribution decoding and decompression in pmcontrib4.
6ca6b34ba3ac
·roland.schregle on Nov 27 2021, 05:34.

Nov 25 2021

Removed contribTab in PhotonMap and made global variable in pmapcontrib.c as a…
6fd5fde7e4ad
·roland.schregle on Nov 25 2021, 03:33.

Nov 24 2021

Intermediate commit while figuring out how to init contribution LUT from rcmain.
74ba77c37598
·roland.schregle on Nov 24 2021, 23:27.

Nov 23 2021

Added loading funcs for precomputed contrib pmaps, but no per-modifier photon…
820b006f427b
·roland.schregle on Nov 23 2021, 23:19.

Nov 20 2021

1st version that saves a precomputed contrib pmap. Per-modifier pmaps…
f0d689729faf
·roland.schregle on Nov 20 2021, 02:48.

Nov 12 2021

Revised contrib photon code to contain precomputed contribs struct…
c92c3227738e
·roland.schregle on Nov 12 2021, 04:04.

Nov 11 2021

Added pmcontribsort.{c,h} to perform out-of-core mergesort on precomp. contrib…
c2c704efed1a
·roland.schregle on Nov 11 2021, 01:39.

Nov 2 2021

Added pmcontrib4 with contrib pmap routines that interface to rcontrib
8ac412c7e6ca
·roland.schregle on Nov 2 2021, 14:44.
Moved contrib pmap building routines into pmcontrib3.c, rcontrib routines into…
aefe7040d692
·roland.schregle on Nov 2 2021, 01:14.

Oct 20 2021

Added handling of single bin contribs (i.e. no binning); this is untested!
901cd56cc75a
·roland.schregle on Oct 20 2021, 01:38.

Oct 17 2021

Fixed memory leaks, added UNTESTED code to handle single contribution bin (so…
45f043963340
·roland.schregle on Oct 17 2021, 05:30.

Oct 15 2021

Modified to generate per-modifier precomputed contrib pmaps
b18cc6253674
·roland.schregle on Oct 15 2021, 03:41.

Oct 13 2021

1st working version of precomputed contribs for single modifier, with wavelet…
69802f99c94e
·roland.schregle on Oct 13 2021, 20:03.

Sep 11 2021

Interim commit for precomp. contribs.
33430b07feb5
·GT on Sep 11 2021, 00:19.

Sep 9 2021

Added mrgbe-test target to Rmakefile
871a569cf352
·roland.schregle on Sep 9 2021, 21:37.
Added handling of contrib bins. newPhotonContribSrc() issues as warning, and…
669551e3b16f
·GT on Sep 9 2021, 00:39.

Sep 8 2021

Added orientation variable parsing on command line for unit test.
f61b0f5eed12
·GT on Sep 8 2021, 21:09.
Moved pmcontrib2.c to pmcontrib3.c, Moved distribPhotonContrib() into separate…
feea2d03bbe5
·GT on Sep 8 2021, 20:47.
Fixed ray2bin() mapping and pmapcontrib unit test. Disabled RCCONTEXT function…
15bdf6da5734
·GT on Sep 8 2021, 00:33.

Sep 7 2021

Fixed compilation issue with strict compilers which refuse to init static…
b06e8a653e61
·roland.schregle on Sep 7 2021, 22:31.
Added wavelet.{h,c} again, as these are apparently _completely_ removed from…
186811c89642
·roland.schregle on Sep 7 2021, 00:47.
Removed wavelet.{h,c}. Got rid of encapsulated struct and its coeff field in…
bd570b55223e
·roland.schregle on Sep 7 2021, 00:44.

Sep 6 2021

Fixed bug parsing -apH, as modifiers were clobbered by subsequent instances of…
6cdb7b2dcc3c
·roland.schregle on Sep 6 2021, 20:35.

Sep 5 2021

Increased PMAP_MAXROI to 4096
5ff2a559ac48
·roland.schregle on Sep 5 2021, 23:15.
Optimised polyhedral ROI inclusion check by precending expensive crossings test…
d84a71848dd5
·roland.schregle on Sep 5 2021, 22:58.
Updated Rmakefile dependencies, Added 2nd iteration to inclusion test using…
4263b596fcc4
·roland.schregle on Sep 5 2021, 02:48.

Sep 4 2021

Modified getPhotonPorts() to bail out with an error if ports geometry for a…
7f2dd2115f6c
·roland.schregle on Sep 4 2021, 23:13.
Revised path length stats in buildPhotonMap() for transient lightflow photon…
2fe51be4b7ce
·roland.schregle on Sep 4 2021, 17:54.
Fixed fudge factor to guarantee intersection for surface-bound photons in…
2623f4232550
·roland.schregle on Sep 4 2021, 01:23.

Sep 3 2021

Reverted to previous version with Iliffe arrays. Renamed CoeffArray2 to…
e744ffdabac9
·roland.schregle on Sep 3 2021, 19:53.
Testing version of 2D wavelet transform using flattened arrays and indexing…
5f51bb00f068
·roland.schregle on Sep 3 2021, 17:46.

Aug 31 2021

Added polyhedral ROIs via mkpmap's -aph/-apH option. Moved ROI stuff into new…
ea002f2bf147
·roland.schregle on Aug 31 2021, 18:13.

Aug 12 2021

Added coefficient type override via macro WAVELET_COEFF, which defaults to…
8699167f737d
·roland.schregle on Aug 12 2021, 20:08.

Jul 19 2021

Cleaned up and stuck to wraparound at boundaries for now. Added option to read…
2f6893389758
·roland.schregle on Jul 19 2021, 20:38.
Testing version of 2D wavelet xform with wraparound; suboptimal, but WORKS...
60cddb2f3e77
·roland.schregle on Jul 19 2021, 18:12.
Added axes to debugging messages in d4Step()/haarStep()
1195a9074a4a
·roland.schregle on Jul 19 2021, 13:22.

Jul 11 2021

2D wavelet transform doesn't bomb, but D4 reconstruction wrong.
7c5479289dea
·roland.schregle on Jul 11 2021, 14:04.

Jul 9 2021

Working version of wavelet2 which handles axes either via index twiddling…
5ac723a9cc84
·roland.schregle on Jul 9 2021, 20:01.

Jul 2 2021

Added remaining files in rt directory, including stock code
a024a357a06c
·roland.schregle on Jul 2 2021, 17:44.

Jun 30 2021

Documented -aH hemi/spherical lookup toggle
453de9687fe8
·roland.schregle on Jun 30 2021, 20:06.
Added -aH option to rpict/rtrace/etc to toggle between hemispherical/spherical…
c1f0efb5afa3
·roland.schregle on Jun 30 2021, 18:59.
Disabled rendering of (transient) lightflow pmap via participating medium; the…
60b7c7cd95f8
·roland.schregle on Jun 30 2021, 02:10.
Added surface-bound transient photon map via mkpmap's -apt option. Added…
05acc34f06b4
·roland.schregle on Jun 30 2021, 00:39.

Jun 27 2021

Updated OOC_BuildPhotonMap() to new contrib pmap fields (pmap->lastContribSrc…
823fe21695c1
·roland.schregle on Jun 27 2021, 03:29.

Jun 26 2021

Removed init of pmap->time in initPhotonMap(); this is already set by…
a8ee1830db88
·roland.schregle on Jun 26 2021, 03:52.
Added average transient photon path length distance to CoG distance…
df5816ce3fe5
·roland.schregle on Jun 26 2021, 03:29.
Fixed buggy material defs for (trans)lightflow pmaps
7e8d58ca892e
·roland.schregle on Jun 26 2021, 03:28.

Jun 25 2021

Updated README with transient photonflow
28f23a4f6712
·roland.schregle on Jun 25 2021, 03:07.

Jun 24 2021

Fixed buggy/missing handling of maximum photon path lenght in photonParticipate…
4c52961f15fb
·roland.schregle on Jun 24 2021, 16:35.
1st working version using transient lightflow photon map. Also renamed…
502a4b2854e2
·roland.schregle on Jun 24 2021, 16:31.
Added PMAP_TYPE_TRANSLIGHTFLOW
6e6516d24a02
·roland.schregle on Jun 24 2021, 13:12.
Added 4D kd-tree (pmaptkdt) to support transient photon mapping. Made…
02119a882441
·roland.schregle on Jun 24 2021, 13:04.
Removed rgbecontrib, replaced by mrgbe
b069940ff9c9
·roland.schregle on Jun 24 2021, 13:00.
Added time and velocity parameters to support transient lightflow pmap, renamed…
be0a78356c8b
·roland.schregle on Jun 24 2021, 12:51.
Revised hemispherical lookups for photon flow, since these reduce bias for…
8f2e1143fb92
·roland.schregle on Jun 24 2021, 12:07.

Jun 21 2021

Added separate code to handle quadrilateral sources in flatPhotonOrigin(); this…
3772c0ebd22e
·roland.schregle on Jun 21 2021, 21:45.

Jun 19 2021

Revised header comments, removing (among udders) redundant references to a (now…
3e3d4953cd24
·roland.schregle on Jun 19 2021, 01:10.
Modified mRGBE routines to limit encoding to a specified input range for…
0c4cacf74469
·roland.schregle on Jun 19 2021, 01:06.

Jun 17 2021

Added mrgbe.c as more general replacement for rgbecontrib.c
7df69e685944
·roland.schregle on Jun 17 2021, 02:26.

Jun 9 2021

Removed redundant output of photon origins on polygonal sources in…
12d3b5bd9041
·roland.schregle on Jun 9 2021, 10:01.

Jun 8 2021

Added bidirectional antimatter sensors to mkpmap via -aps[+/-/0] option.
dd7f5692deca
·roland.schregle on Jun 8 2021, 22:53.
Added rcmain.c with modified call to initPmapContrib(), made warnings about…
c66aa8e5e235
·roland.schregle on Jun 8 2021, 13:31.