diff options
Diffstat (limited to 'source/blender/io/collada/AnimationExporter.h')
| -rw-r--r-- | source/blender/io/collada/AnimationExporter.h | 48 |
1 files changed, 35 insertions, 13 deletions
diff --git a/source/blender/io/collada/AnimationExporter.h b/source/blender/io/collada/AnimationExporter.h index fd691184e8b..11732af33ba 100644 --- a/source/blender/io/collada/AnimationExporter.h +++ b/source/blender/io/collada/AnimationExporter.h @@ -100,7 +100,7 @@ class AnimationExporter : COLLADASW::LibraryAnimations { bool exportAnimations(); - /* called for each exported object */ + /** Called for each exported object. */ void operator()(Object *ob); protected: @@ -148,25 +148,34 @@ class AnimationExporter : COLLADASW::LibraryAnimations { std::vector<std::vector<std::string>> anim_meta; - /* Main entry point into Animation export (called for each exported object) */ + /** Main entry point into Animation export (called for each exported object). */ void exportAnimation(Object *ob, BCAnimationSampler &sampler); - /* export animation as separate trans/rot/scale curves */ + /** + * Export all animation FCurves of an Object. + * + * \note This uses the keyframes as sample points, + * and exports "baked keyframes" while keeping the tangent information + * of the FCurves intact. This works for simple cases, but breaks + * especially when negative scales are involved in the animation. + * And when parent inverse matrices are involved (when exporting + * object hierarchies) + */ void export_curve_animation_set(Object *ob, BCAnimationSampler &sampler, bool export_as_matrix); - /* export one single curve */ + /** Export one single curve. */ void export_curve_animation(Object *ob, BCAnimationCurve &curve); - /* export animation as matrix data */ + /** Export animation as matrix data. */ void export_matrix_animation(Object *ob, BCAnimationSampler &sampler); - /* step through the bone hierarchy */ + /** Write bone animations in transform matrix sources (step through the bone hierarchy). */ void export_bone_animations_recursive(Object *ob_arm, Bone *bone, BCAnimationSampler &sampler); - /* Export for one bone */ + /** Export for one bone. */ void export_bone_animation(Object *ob, Bone *bone, BCFrames &frames, BCMatrixSampleMap &samples); - /* call to the low level collada exporter */ + /** Call to the low level collada exporter. */ void export_collada_curve_animation(std::string id, std::string name, std::string target, @@ -174,7 +183,7 @@ class AnimationExporter : COLLADASW::LibraryAnimations { BCAnimationCurve &curve, BC_global_rotation_type global_rotation_type); - /* call to the low level collada exporter */ + /** Call to the low level collada exporter. */ void export_collada_matrix_animation(std::string id, std::string name, std::string target, @@ -183,29 +192,38 @@ class AnimationExporter : COLLADASW::LibraryAnimations { BC_global_rotation_type global_rotation_type, Matrix &parentinv); + /** + * In some special cases the exported Curve needs to be replaced + * by a modified curve (for collada purposes) + * This method checks if a conversion is necessary and if applicable + * returns a pointer to the modified BCAnimationCurve. + * IMPORTANT: the modified curve must be deleted by the caller when no longer needed + * if no conversion is needed this method returns a NULL; + */ BCAnimationCurve *get_modified_export_curve(Object *ob, BCAnimationCurve &curve, BCAnimationCurveMap &curves); - /* Helper functions */ + /* Helper functions. */ + void openAnimationWithClip(std::string id, std::string name); bool open_animation_container(bool has_container, Object *ob); void close_animation_container(bool has_container); - /* Input and Output sources (single valued) */ + /** Input and Output sources (single valued). */ std::string collada_source_from_values(BC_animation_source_type source_type, COLLADASW::InputSemantic::Semantics semantic, std::vector<float> &values, const std::string &anim_id, const std::string axis_name); - /* Output sources (matrix data) */ + /** Output sources (matrix data). * Create a collada matrix source for a set of samples. */ std::string collada_source_from_values(BCMatrixSampleMap &samples, const std::string &anim_id, BC_global_rotation_type global_rotation_type, Matrix &parentinv); - /* Interpolation sources */ + /** Interpolation sources. */ std::string collada_linear_interpolation_source(int tot, const std::string &anim_id); /* source ID = animation_name + semantic_suffix */ @@ -240,6 +258,10 @@ class AnimationExporter : COLLADASW::LibraryAnimations { std::string get_axis_name(std::string channel, int id); std::string get_collada_name(std::string channel_type) const; + /** + * Assign sid of the animated parameter or transform for rotation, + * axis name is always appended and the value of append_axis is ignored. + */ std::string get_collada_sid(const BCAnimationCurve &curve, const std::string axis_name); /* ===================================== */ |