diff options
author | Sergey Sharybin <sergey.vfx@gmail.com> | 2015-02-03 23:16:28 +0300 |
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committer | Sergey Sharybin <sergey.vfx@gmail.com> | 2015-02-03 23:17:59 +0300 |
commit | 1dddcfbaff14ff2871918b044714c87c7024e589 (patch) | |
tree | b33ad2b5571738e0ad50346acc60cffd0b07e21c /source/blender/compositor/operations/COM_PlaneTrackOperation.cpp | |
parent | c69458985cdb0cc1b388b81f61e5091c73461003 (diff) |
Compositor: Implement sampled motion blur for plane track deform node
Quite striaghtforward change, and in theory we can even try supporting motion
blur for the corner pin node (which is tricky because coordinates actually
coming from sockets, but with some black magic should be doable).
Diffstat (limited to 'source/blender/compositor/operations/COM_PlaneTrackOperation.cpp')
-rw-r--r-- | source/blender/compositor/operations/COM_PlaneTrackOperation.cpp | 50 |
1 files changed, 36 insertions, 14 deletions
diff --git a/source/blender/compositor/operations/COM_PlaneTrackOperation.cpp b/source/blender/compositor/operations/COM_PlaneTrackOperation.cpp index fec39cbfde0..f6152981ee7 100644 --- a/source/blender/compositor/operations/COM_PlaneTrackOperation.cpp +++ b/source/blender/compositor/operations/COM_PlaneTrackOperation.cpp @@ -46,7 +46,7 @@ PlaneTrackCommon::PlaneTrackCommon() this->m_planeTrackName[0] = '\0'; } -void PlaneTrackCommon::readCornersFromTrack(float corners[4][2]) +void PlaneTrackCommon::readCornersFromTrack(float corners[4][2], float frame) { MovieTracking *tracking; MovieTrackingObject *object; @@ -64,13 +64,13 @@ void PlaneTrackCommon::readCornersFromTrack(float corners[4][2]) if (plane_track) { MovieTrackingPlaneMarker *plane_marker; - int clip_framenr = BKE_movieclip_remap_scene_to_clip_frame(this->m_movieClip, this->m_framenumber); - + float clip_framenr = + BKE_movieclip_remap_scene_to_clip_frame(this->m_movieClip, + frame); plane_marker = BKE_tracking_plane_marker_get(plane_track, clip_framenr); - copy_v2_v2(corners[0], plane_marker->corners[0]); - copy_v2_v2(corners[1], plane_marker->corners[1]); - copy_v2_v2(corners[2], plane_marker->corners[2]); - copy_v2_v2(corners[3], plane_marker->corners[3]); + BKE_tracking_plane_marker_get_subframe_corners(plane_track, + clip_framenr, + corners); } } } @@ -98,10 +98,21 @@ void PlaneTrackCommon::determineResolution(unsigned int resolution[2], unsigned void PlaneTrackMaskOperation::initExecution() { PlaneDistortMaskOperation::initExecution(); - float corners[4][2]; - readCornersFromTrack(corners); - calculateCorners(corners, true); + if (this->m_motion_blur_samples == 1) { + readCornersFromTrack(corners, this->m_framenumber); + calculateCorners(corners, true, 0); + } + else { + const float frame = (float)this->m_framenumber - this->m_motion_blur_shutter; + const float frame_step = (this->m_motion_blur_shutter * 2.0f) / this->m_motion_blur_samples; + float frame_iter = frame; + for (int sample = 0; sample < this->m_motion_blur_samples; ++sample) { + readCornersFromTrack(corners, frame_iter); + calculateCorners(corners, true, sample); + frame_iter += frame_step; + } + } } /* ******** PlaneTrackWarpImageOperation ******** */ @@ -109,9 +120,20 @@ void PlaneTrackMaskOperation::initExecution() void PlaneTrackWarpImageOperation::initExecution() { PlaneDistortWarpImageOperation::initExecution(); - + /* TODO(sergey): De-duplicate with mask operation. */ float corners[4][2]; - readCornersFromTrack(corners); - calculateCorners(corners, true); - calculatePerspectiveMatrix(); + if (this->m_motion_blur_samples == 1) { + readCornersFromTrack(corners, this->m_framenumber); + calculateCorners(corners, true, 0); + } + else { + const float frame = (float)this->m_framenumber - this->m_motion_blur_shutter; + const float frame_step = (this->m_motion_blur_shutter * 2.0f) / this->m_motion_blur_samples; + float frame_iter = frame; + for (int sample = 0; sample < this->m_motion_blur_samples; ++sample) { + readCornersFromTrack(corners, frame_iter); + calculateCorners(corners, true, sample); + frame_iter += frame_step; + } + } } |