Ensure interval bounds are samples for skinning Autodesk#1331

testsuite/test_1331/README

@@ -0,0 +1,7 @@
+Motion blur with skinned instances
+
+Fixes #1331
+
+author: sebastien ortega
+
+PARAMS: {'scene':'test.usda'}

testsuite/test_1331/data/test.usda

@@ -0,0 +1,132 @@
+#usda 1.0
+(
+    customLayerData = {
+        timecode[] timeCodeArray = [18]
+    }
+    defaultPrim = "persp"
+    endFrame = 28
+    startFrame = 18
+)
+
+def ArnoldOptions "options"
+{
+    int arnold:AA_samples = 3
+    int arnold:AA_seed = 18
+    string arnold:camera = "/persp/perspShape"
+    float arnold:frame = 18
+    int arnold:GI_diffuse_depth = 1
+    int arnold:GI_specular_depth = 1
+    int arnold:GI_transmission_depth = 8
+    float arnold:meters_per_unit = 0.01
+    string arnold:name = "options"
+    string[] arnold:outputs = ["RGBA RGBA defaultArnoldFilter/gaussian_filter defaultArnoldDriver/driver_exr.RGBA"]
+    bool arnold:texture_automip = 0
+    bool arnold:texture_per_file_stats = 1
+    int arnold:threads = 64
+    int arnold:xres = 960
+    int arnold:yres = 540
+    string primvars:render_layer = "defaultRenderLayer" (
+        elementSize = 1
+        interpolation = "constant"
+    )
+}
+
+def "defaultArnoldFilter"
+{
+    def ArnoldGaussianFilter "gaussian_filter"
+    {
+        string arnold:name = "defaultArnoldFilter/gaussian_filter"
+    }
+}
+
+def "defaultArnoldDriver"
+{
+    def ArnoldDriverTiff "driver_exr_RGBA"
+    {
+        string arnold:color_space = ""
+        string arnold:filename = "testrender.tif"
+        string arnold:name = "defaultArnoldDriver/driver_exr.RGBA"
+    }
+}
+
+def Xform "persp"
+{
+    def Camera "perspShape"
+    {
+        float2 clippingRange = (0.1, 10000)
+        float focusDistance = 1
+        float horizontalAperture = 51.428566
+        float[] primvars:arnold:aperture_size = [0]
+        float[] primvars:arnold:fov.timeSamples = {
+            17.5: [54.432224],
+            18.5: [54.432224],
+        }
+        float2[] primvars:arnold:lens_shift.timeSamples = {
+            17.5: [(0, 0)],
+            18.5: [(0, 0)],
+        }
+        float2[] primvars:arnold:lens_tilt_angle.timeSamples = {
+            17.5: [(0, 0)],
+            18.5: [(0, 0)],
+        }
+        vector3f[] primvars:arnold:look_at = [(0, 0, -1)]
+        float primvars:arnold:motion_end = 0.5
+        float primvars:arnold:motion_start = -0.5
+        vector3f[] primvars:arnold:position = [(0, 0, 0)]
+        float2[] primvars:arnold:screen_window_max = [(1, 1)]
+        float2[] primvars:arnold:screen_window_min = [(-1, -1)]
+        vector3f[] primvars:arnold:up = [(0, 1, 0)]
+        color4f primvars:arnold:uv_remap = (0, 0, 0, 1)
+        string primvars:dcc_name = "perspShape" (
+            elementSize = 1
+            interpolation = "constant"
+        )
+        token projection = "perspective"
+        double shutter:close = 0.95
+        double shutter:open = -0.95
+        float verticalAperture = 28.928568
+        matrix4d xformOp:transform.timeSamples = {
+            17.5: ( (0.9876883625984192, 0, 0.15643446147441864, 0), (-0.012169312685728073, 0.9969696402549744, 0.07683401554822922, 0), (-0.15596041083335876, -0.07779175788164139, 0.9846952557563782, 0), (-116.20807647705078, 5.309322834014893, 66.05921936035156, 1) ),
+            18.5: ( (0.9876883625984192, 0, 0.15643446147441864, 0), (-0.012169312685728073, 0.9969696402549744, 0.07683401554822922, 0), (-0.15596041083335876, -0.07779175788164139, 0.9846952557563782, 0), (-116.20807647705078, 5.309322834014893, 66.05921936035156, 1) ),
+        }
+        uniform token[] xformOpOrder = ["xformOp:transform"]
+    }
+}
+
+def Xform "directionalLight1"
+{
+    def DistantLight "directionalLightShape1"
+    {
+        float inputs:angle = 0
+        color3f inputs:color = (1, 1, 1)
+        float inputs:diffuse = 1
+        float inputs:exposure = 0
+        float inputs:intensity = 1
+        float inputs:specular = 1
+        vector3f[] primvars:arnold:direction = [(0, 0, -1)]
+        float primvars:arnold:motion_end = 0.5
+        float primvars:arnold:motion_start = -0.5
+        bool primvars:arnold:normalize = 1
+        string primvars:dcc_name = "directionalLightShape1" (
+            elementSize = 1
+            interpolation = "constant"
+        )
+    }
+}
+
+def Xform "debug_mb_v3"
+{
+    def ArnoldUsd "debug_mb_v3Shape"
+    {
+        string arnold:filename = "skin.usd"
+        float arnold:frame = 18
+        float arnold:motion_end = 1
+        float arnold:motion_start = -1
+        float3[] extent = [(-0.02561806, -0.0003810035, -0.0042395806), (0.025619365, 0.061435837, 0.00855701)]
+        string primvars:dcc_name = "debug_mb_v3Shape" (
+            elementSize = 1
+            interpolation = "constant"
+        )
+    }
+}
+