Disney BSSRDF, sample scattering profile, upper

Time bar (total: 1.1s)

start0.0ms (0%)

Memory
0.0MiB live, 0.0MiB allocated

analyze17.0ms (1.6%)

Memory
7.0MiB live, 7.0MiB allocated
Algorithm
search
Search
ProbabilityValidUnknownPreconditionInfiniteDomainCan'tIter
0%0%0.1%99.9%0%0%0%0
0%0%0.1%99.9%0%0%0%1
0%0%0.1%99.9%0%0%0%2
50%0.1%0.1%99.9%0%0%0%3
50%0.1%0.1%99.9%0%0%0%4
75%0.1%0%99.9%0%0%0%5
75%0.1%0%99.9%0%0%0%6
87.5%0.1%0%99.9%0%0%0%7
87.5%0.1%0%99.9%0%0%0%8
93.8%0.1%0%99.9%0%0%0%9
93.8%0.1%0%99.9%0%0%0%10
96.9%0.1%0%99.9%0%0%0%11
96.9%0.1%0%99.9%0%0%0%12
Compiler

Compiled 30 to 23 computations (23.3% saved)

sample27.0ms (2.6%)

Memory
-4.3MiB live, 12.1MiB allocated
Samples
19.0ms260×0valid
Precisions
Click to see histograms. Total time spent on operations: 14.0ms
ival-div: 3.0ms (21.7% of total)
ival-mult: 3.0ms (21.7% of total)
ival-sub: 2.0ms (14.5% of total)
ival-log: 2.0ms (14.5% of total)
ival-<=: 2.0ms (14.5% of total)
ival-and: 1.0ms (7.2% of total)
exact: 1.0ms (7.2% of total)
ival-assert: 0.0ms (0% of total)
Bogosity

explain911.0ms (85%)

Memory
4.4MiB live, 773.8MiB allocated
FPErrors
Click to see full error table
Ground TruthOverpredictionsExampleUnderpredictionsExampleSubexpression
90-7(0.0006860140711069107 0.26490309834480286)(log.f32 (/.f32 #s(literal 1 binary32) (-.f32 #s(literal 1 binary32) (/.f32 (-.f32 u #s(literal 1/4 binary32)) #s(literal 3/4 binary32)))))
60-4(2.1396969282956527e-36 0.9927912354469299)(-.f32 #s(literal 1 binary32) (/.f32 (-.f32 u #s(literal 1/4 binary32)) #s(literal 3/4 binary32)))
00-0-#s(literal 1/4 binary32)
00-0-#s(literal 1 binary32)
00-0-(/.f32 #s(literal 1 binary32) (-.f32 #s(literal 1 binary32) (/.f32 (-.f32 u #s(literal 1/4 binary32)) #s(literal 3/4 binary32))))
00-0-(*.f32 #s(literal 3 binary32) s)
00-0-(-.f32 u #s(literal 1/4 binary32))
00-0-u
00-0-s
00-0-(/.f32 (-.f32 u #s(literal 1/4 binary32)) #s(literal 3/4 binary32))
00-0-#s(literal 3/4 binary32)
00-0-(*.f32 (*.f32 #s(literal 3 binary32) s) (log.f32 (/.f32 #s(literal 1 binary32) (-.f32 #s(literal 1 binary32) (/.f32 (-.f32 u #s(literal 1/4 binary32)) #s(literal 3/4 binary32))))))
00-0-#s(literal 3 binary32)
Explanations
Click to see full explanations table
OperatorSubexpressionExplanationCount
log.f32(log.f32 (/.f32 #s(literal 1 binary32) (-.f32 #s(literal 1 binary32) (/.f32 (-.f32 u #s(literal 1/4 binary32)) #s(literal 3/4 binary32)))))sensitivity28
-.f32(-.f32 #s(literal 1 binary32) (/.f32 (-.f32 u #s(literal 1/4 binary32)) #s(literal 3/4 binary32)))cancellation27
Confusion
Predicted +Predicted -
+27
-2245
Precision
0.5
Recall
0.2222222222222222
Confusion?
Predicted +Predicted MaybePredicted -
+270
-28237
Precision?
0.47368421052631576
Recall?
1.0
2:
4:
8:
16:
32:
64:
128:
256:
512:
1024:
2048:
Freqs
test
numberfreq
0252
14
Total Confusion?
Predicted +Predicted MaybePredicted -
+100
-000
Precision?
1.0
Recall?
1.0
Total Time
7.36279296875
Average Time
0.028760910034179688
Samples
211.0ms3 072×0valid
Compiler

Compiled 2 244 to 648 computations (71.1% saved)

Precisions
Click to see histograms. Total time spent on operations: 133.0ms
ival-mult: 36.0ms (27% of total)
ival-div: 35.0ms (26.2% of total)
ival-log: 29.0ms (21.7% of total)
ival-sub: 25.0ms (18.7% of total)
exact: 4.0ms (3% of total)
ival-true: 2.0ms (1.5% of total)
ival-assert: 1.0ms (0.7% of total)

preprocess80.0ms (7.5%)

Memory
7.2MiB live, 7.2MiB allocated
Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
03171
18865
223160
356050
4100850
5142950
6175050
7215650
8232050
9238850
10241450
11243350
12243650
01314
02013
13713
26712
313410
423410
528810
635410
743010
846110
947710
1048010
1148310
04839
Stop Event
iter limit
saturated
iter limit
saturated
Calls
Call 1
Inputs
(*.f32 (*.f32 #s(literal 3 binary32) s) (log.f32 (/.f32 #s(literal 1 binary32) (-.f32 #s(literal 1 binary32) (/.f32 (-.f32 u #s(literal 1/4 binary32)) #s(literal 3/4 binary32))))))
Outputs
(*.f32 (*.f32 #s(literal 3 binary32) s) (log.f32 (/.f32 #s(literal 1 binary32) (-.f32 #s(literal 1 binary32) (/.f32 (-.f32 u #s(literal 1/4 binary32)) #s(literal 3/4 binary32))))))
(*.f32 (*.f32 #s(literal -3 binary32) s) (log.f32 (fma.f32 #s(literal -4/3 binary32) u #s(literal 4/3 binary32))))
Symmetry

(negabs s)

Compiler

Compiled 14 to 13 computations (7.1% saved)

eval0.0ms (0%)

Memory
0.0MiB live, 0.0MiB allocated
Compiler

Compiled 0 to 2 computations (-∞% saved)

prune8.0ms (0.7%)

Memory
-10.3MiB live, 0.5MiB allocated
Alt Table
Click to see full alt table
StatusAccuracyProgram
95.9%
(*.f32 (*.f32 #s(literal 3 binary32) s) (log.f32 (/.f32 #s(literal 1 binary32) (-.f32 #s(literal 1 binary32) (/.f32 (-.f32 u #s(literal 1/4 binary32)) #s(literal 3/4 binary32))))))
Compiler

Compiled 28 to 26 computations (7.1% saved)

simplify23.0ms (2.2%)

Memory
2.4MiB live, 18.3MiB allocated
Algorithm
egg-herbie
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01314
12214
23314
34514
46614
57414
68014
710914
815114
915514
1017314
1122514
1227214
1327314
Stop Event
saturated
Calls
Call 1
Inputs
(*.f32 (*.f32 #s(literal 3 binary32) s) (log.f32 (/.f32 #s(literal 1 binary32) (-.f32 #s(literal 1 binary32) (/.f32 (-.f32 u #s(literal 1/4 binary32)) #s(literal 3/4 binary32))))))
Outputs
(*.f32 (*.f32 #s(literal 3 binary32) s) (log.f32 (/.f32 #s(literal 1 binary32) (-.f32 #s(literal 1 binary32) (/.f32 (-.f32 u #s(literal 1/4 binary32)) #s(literal 3/4 binary32))))))
(*.f32 (log.f32 (/.f32 #s(literal 1 binary32) (-.f32 #s(literal 1 binary32) (/.f32 (-.f32 u #s(literal 1/4 binary32)) #s(literal 3/4 binary32))))) (*.f32 s #s(literal 3 binary32)))

soundness0.0ms (0%)

Memory
0.2MiB live, 0.2MiB allocated
Stop Event
fuel
Compiler

Compiled 14 to 13 computations (7.1% saved)

preprocess5.0ms (0.4%)

Memory
2.3MiB live, 2.3MiB allocated
Remove

(negabs s)

Compiler

Compiled 112 to 104 computations (7.1% saved)

end0.0ms (0%)

Memory
0.0MiB live, 0.0MiB allocated

Profiling

Loading profile data...