diff options
Diffstat (limited to 'source/blender')
-rw-r--r-- | source/blender/blenkernel/intern/constraint.c | 37 | ||||
-rw-r--r-- | source/blender/makesdna/DNA_constraint_types.h | 9 | ||||
-rw-r--r-- | source/blender/makesrna/intern/rna_constraint.c | 14 |
3 files changed, 57 insertions, 3 deletions
diff --git a/source/blender/blenkernel/intern/constraint.c b/source/blender/blenkernel/intern/constraint.c index e08c9e9d39e..16edbc3f0a9 100644 --- a/source/blender/blenkernel/intern/constraint.c +++ b/source/blender/blenkernel/intern/constraint.c @@ -82,8 +82,6 @@ #include "BKE_tessmesh.h" #include "BKE_tracking.h" #include "BKE_movieclip.h" -#include "BKE_tracking.h" -#include "BKE_movieclip.h" #ifdef WITH_PYTHON #include "BPY_extern.h" @@ -3985,6 +3983,41 @@ static void followtrack_evaluate(bConstraint *con, bConstraintOb *cob, ListBase add_v2_v2v2(pos, marker->pos, track->offset); + /* aspect correction */ + if (data->frame_method != FOLLOWTRACK_FRAME_STRETCH) { + int width, height; + float w_src, h_src, w_dst, h_dst, asp_src, asp_dst; + + BKE_movieclip_get_size(clip, NULL, &width, &height); + + /* apply clip display aspect */ + w_src = width * clip->aspx; + h_src = height * clip->aspy; + + w_dst = scene->r.xsch * scene->r.xasp; + h_dst = scene->r.ysch * scene->r.yasp; + + asp_src = w_src / h_src; + asp_dst = w_dst / h_dst; + + if (fabsf(asp_src - asp_dst) >= FLT_EPSILON) { + if ((asp_src > asp_dst) == (data->frame_method == FOLLOWTRACK_FRAME_CROP)) { + /* fit X */ + float div = asp_src / asp_dst; + float cent = (float) width / 2.0f; + + pos[0] = (((pos[0] * width - cent) * div) + cent) / width; + } + else { + /* fit Y */ + float div = asp_dst / asp_src; + float cent = (float) height / 2.0f; + + pos[1] = (((pos[1] * height - cent) * div) + cent) / height; + } + } + } + BKE_camera_params_init(¶ms); BKE_camera_params_from_object(¶ms, camob); diff --git a/source/blender/makesdna/DNA_constraint_types.h b/source/blender/makesdna/DNA_constraint_types.h index b6036840401..8d953079bdb 100644 --- a/source/blender/makesdna/DNA_constraint_types.h +++ b/source/blender/makesdna/DNA_constraint_types.h @@ -415,7 +415,8 @@ typedef struct bShrinkwrapConstraint { typedef struct bFollowTrackConstraint { struct MovieClip *clip; char track[64]; /* MAX_NAME */ - int flag, pad; + int flag; + int frame_method; char object[64]; /* MAX_NAME */ struct Object *camera; struct Object *depth_ob; @@ -780,6 +781,12 @@ typedef enum eFollowTrack_Flags { FOLLOWTRACK_USE_3D_POSITION = (1<<1) } eFollowTrack_Flags; +typedef enum eFollowTrack_FrameMethod { + FOLLOWTRACK_FRAME_STRETCH = 0, + FOLLOWTRACK_FRAME_FIT = 1, + FOLLOWTRACK_FRAME_CROP = 2 +} eFollowTrack_FrameMethod; + /* CameraSolver Constraint -> flag */ typedef enum eCameraSolver_Flags { CAMERASOLVER_ACTIVECLIP = (1<<0) diff --git a/source/blender/makesrna/intern/rna_constraint.c b/source/blender/makesrna/intern/rna_constraint.c index 8d718715e5b..770bdb68e38 100644 --- a/source/blender/makesrna/intern/rna_constraint.c +++ b/source/blender/makesrna/intern/rna_constraint.c @@ -2207,6 +2207,13 @@ static void rna_def_constraint_follow_track(BlenderRNA *brna) StructRNA *srna; PropertyRNA *prop; + static const EnumPropertyItem frame_method_items[] = { + {FOLLOWTRACK_FRAME_STRETCH, "STRETCH", 0, "Stretch", ""}, + {FOLLOWTRACK_FRAME_FIT, "FIT", 0, "Fit", ""}, + {FOLLOWTRACK_FRAME_CROP, "CROP", 0, "Crop", ""}, + {0, NULL, 0, NULL, NULL} + }; + srna = RNA_def_struct(brna, "FollowTrackConstraint", "Constraint"); RNA_def_struct_ui_text(srna, "Follow Track Constraint", "Lock motion to the target motion track"); RNA_def_struct_sdna_from(srna, "bFollowTrackConstraint", "data"); @@ -2261,6 +2268,13 @@ static void rna_def_constraint_follow_track(BlenderRNA *brna) RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update"); RNA_def_property_pointer_funcs(prop, NULL, "rna_Constraint_followTrack_depthObject_set", NULL, "rna_Constraint_followTrack_depthObject_poll"); + + /* frame method */ + prop = RNA_def_property(srna, "frame_method", PROP_ENUM, PROP_NONE); + RNA_def_property_enum_bitflag_sdna(prop, NULL, "frame_method"); + RNA_def_property_enum_items(prop, frame_method_items); + RNA_def_property_ui_text(prop, "Frame Method", "How the footage fits in the camera frame"); + RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_dependency_update"); } static void rna_def_constraint_camera_solver(BlenderRNA *brna) |