testing: bump test comparison threshold on a few tests

Signed-off-by: Larry Gritz <[email protected]>

Author: lgritz

testsuite/render-microfacet/run.py

@@ -5,6 +5,7 @@
 # https://github.com/AcademySoftwareFoundation/OpenShadingLanguage
 
 failthresh = 0.02
+failrelative = 0.01
 failpercent = 1
 allowfailures = 5
 idiff_program = "idiff"

testsuite/render-mx-generalized-schlick/run.py

@@ -6,5 +6,7 @@
 
 failthresh = 0.01
 failpercent = 1
+allowfailures = 2
+
 outputs = [ "out.exr" ]
 command = testrender("-v -r 320 240 -aa 16 scene.xml out.exr")

testsuite/render-raytypes/run.py

@@ -10,6 +10,7 @@
 failthresh = 0.01
 failpercent = 1
 hardfail = 0.025
+allowfailures = 2
 
 outputs = [ "out.exr" ]
 command = testrender("-v -r 100 75 -aa 2 scene.xml out.exr")