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Support gfx::compile armature pose ignoring local bone coordinate systems

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This commit is contained in:
Nikita Lisitsa 2022-06-22 18:04:39 +03:00
parent 9d997bd88b
commit 8d2f244d0d
1 changed files with 23 additions and 5 deletions
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28
libs/gfx/include/psemek/gfx/armature.hpp
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@ -118,9 +118,13 @@ namespace psemek::gfx
output[i] = lerp(pose1[i], pose2[i], t);
}
struct pose_compile_use_bone_axes_t {};
static const pose_compile_use_bone_axes_t use_bone_axes;
template <typename T, typename Pose, typename Bones>
void compile(Pose const & local_pose, Bones const & bones, bone_transform<T> const & transform, pose<T> & result)
void compile(Pose const & local_pose, Bones const & bones, bone_transform<T> const & transform, pose<T> & result, pose_compile_use_bone_axes_t)
{
assert(local_pose.size() == bones.size());
result.resize(local_pose.size());
for (std::size_t b = 0; b < bones.size(); ++b)
@ -142,11 +146,25 @@ namespace psemek::gfx
}
template <typename T, typename Pose, typename Bones>
pose<T> compile(Pose const & local_pose, Bones const & bones, bone_transform<T> const & transform)
void compile(Pose const & local_pose, Bones const & bones, bone_transform<T> const & transform, pose<T> & result)
{
pose<T> result;
compile(local_pose, bones, transform, result);
return result;
assert(local_pose.size() == bones.size());
result.resize(local_pose.size());
for (std::size_t b = 0; b < bones.size(); ++b)
{
result[b] =
gfx::bone_transform<float>{geom::quaternion<float>::identity(), 1.f, bones[b].offset}
* local_pose[b]
* gfx::bone_transform<float>{geom::quaternion<float>::identity(), 1.f, -bones[b].offset}
;
auto p = bones[b].parent;
if (p == gfx::bone::null)
result[b] = transform * result[b];
else
result[b] = result[p] * result[b];
}
}
}