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Cycles: support arbitrary number of motion blur steps for cameras.

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This commit is contained in:
Brecht Van Lommel
2018-03-10 01:36:09 +01:00
parent 267d892326
commit 78c2063685
18 changed files with 175 additions and 132 deletions
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9
intern/cycles/render/object.cpp
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@@ -139,9 +139,10 @@ void Object::compute_bounds(bool motion_blur)
if(mtfm.post == transform_empty()) {
mtfm.post = tfm;
}
mtfm.mid = tfm;
DecomposedMotionTransform decomp;
transform_motion_decompose(&decomp, &mtfm, &tfm);
transform_motion_decompose(&decomp.pre, &mtfm.pre, 3);
bounds = BoundBox::empty;
@@ -151,7 +152,7 @@ void Object::compute_bounds(bool motion_blur)
for(float t = 0.0f; t < 1.0f; t += (1.0f/128.0f)) {
Transform ttfm;
transform_motion_interpolate(&ttfm, &decomp, t);
transform_motion_array_interpolate(&ttfm, &decomp.pre, 3, t);
bounds.grow(mbounds.transformed(&ttfm));
}
}
@@ -422,8 +423,10 @@ void ObjectManager::device_update_object_transform(UpdateObjectTransformState *s
if(ob->use_motion) {
/* decompose transformations for interpolation. */
DecomposedMotionTransform decomp;
MotionTransform mtfm = ob->motion;
mtfm.mid = tfm;
transform_motion_decompose(&decomp, &ob->motion, &ob->tfm);
transform_motion_decompose(&decomp.pre, &mtfm.pre, 3);
kobject.tfm = decomp;
flag |= SD_OBJECT_MOTION;
state->have_motion = true;