diff options
Diffstat (limited to 'source/blender/bmesh/tools/bmesh_bevel.c')
| -rw-r--r-- | source/blender/bmesh/tools/bmesh_bevel.c | 268 |
1 files changed, 142 insertions, 126 deletions
diff --git a/source/blender/bmesh/tools/bmesh_bevel.c b/source/blender/bmesh/tools/bmesh_bevel.c index 6c666183755..f263392bdd2 100644 --- a/source/blender/bmesh/tools/bmesh_bevel.c +++ b/source/blender/bmesh/tools/bmesh_bevel.c @@ -45,6 +45,11 @@ #include "./intern/bmesh_private.h" +// #define BEVEL_DEBUG_TIME +#ifdef BEVEL_DEBUG_TIME +# include "PIL_time.h" +#endif + #define BEVEL_EPSILON_D 1e-6 #define BEVEL_EPSILON 1e-6f #define BEVEL_EPSILON_SQ 1e-12f @@ -917,7 +922,7 @@ static void math_layer_info_init(BevelParams *bp, BMesh *bm) * segment (and its continuation into vmesh) can usually arbitrarily be * the previous face or the next face. * Or, for the center polygon of a corner, all of the faces around - * the vertex are possible choices. + * the vertex are possibleface_component choices. * If we just choose randomly, the resulting UV maps or material * assignment can look ugly/inconsistent. * Allow for the case when arguments are null. @@ -1891,6 +1896,57 @@ static void get_profile_point(BevelParams *bp, const Profile *pro, int i, int ns } /** + * Helper for #calculate_profile that builds the 3D locations for the segments + * and the higher power of 2 segments. + */ +static void calculate_profile_segments(const Profile *profile, + const float map[4][4], + const bool use_map, + const bool reversed, + const int ns, + const double *xvals, + const double *yvals, + float *r_prof_co) +{ + /* Iterate over the vertices along the boundary arc. */ + for (int k = 0; k <= ns; k++) { + float co[3]; + if (k == 0) { + copy_v3_v3(co, profile->start); + } + else if (k == ns) { + copy_v3_v3(co, profile->end); + } + else { + if (use_map) { + float p[3] = {reversed ? (float)yvals[ns - k] : (float)xvals[k], + reversed ? (float)xvals[ns - k] : (float)yvals[k], + 0.0f}; + /* Do the 2D->3D transformation of the profile coordinates. */ + mul_v3_m4v3(co, map, p); + } + else { + interp_v3_v3v3(co, profile->start, profile->end, (float)k / (float)ns); + } + } + /* Finish the 2D->3D transformation by projecting onto the final profile plane. */ + float *prof_co_k = r_prof_co + 3 * k; + if (!is_zero_v3(profile->proj_dir)) { + float co2[3]; + add_v3_v3v3(co2, co, profile->proj_dir); + /* pro->plane_co and pro->plane_no are filled in #set_profile_params. */ + if (!isect_line_plane_v3(prof_co_k, co, co2, profile->plane_co, profile->plane_no)) { + /* Shouldn't happen. */ + copy_v3_v3(prof_co_k, co); + } + } + else { + copy_v3_v3(prof_co_k, co); + } + } +} + +/** * Calculate the actual coordinate values for bndv's profile. * This is only needed if bp->seg > 1. * Allocate the space for them if that hasn't been done already. @@ -1900,12 +1956,6 @@ static void get_profile_point(BevelParams *bp, const Profile *pro, int i, int ns */ static void calculate_profile(BevelParams *bp, BoundVert *bndv, bool reversed, bool miter) { - int i, k, ns; - const double *xvals, *yvals; - float co[3], co2[3], p[3], map[4][4], bottom_corner[3], top_corner[3]; - float *prof_co, *prof_co_k; - float r; - bool need_2, map_ok; Profile *pro = &bndv->profile; ProfileSpacing *pro_spacing = (miter) ? &bp->pro_spacing_miter : &bp->pro_spacing; @@ -1913,89 +1963,51 @@ static void calculate_profile(BevelParams *bp, BoundVert *bndv, bool reversed, b return; } - need_2 = bp->seg != bp->pro_spacing.seg_2; - if (!pro->prof_co) { - pro->prof_co = (float *)BLI_memarena_alloc(bp->mem_arena, - ((size_t)bp->seg + 1) * 3 * sizeof(float)); + bool need_2 = bp->seg != bp->pro_spacing.seg_2; + if (pro->prof_co == NULL) { + pro->prof_co = (float *)BLI_memarena_alloc(bp->mem_arena, sizeof(float) * 3 * (bp->seg + 1)); if (need_2) { pro->prof_co_2 = (float *)BLI_memarena_alloc( - bp->mem_arena, ((size_t)bp->pro_spacing.seg_2 + 1) * 3 * sizeof(float)); + bp->mem_arena, sizeof(float) * 3 * (bp->pro_spacing.seg_2 + 1)); } else { pro->prof_co_2 = pro->prof_co; } } - r = pro->super_r; - if (bp->profile_type == BEVEL_PROFILE_SUPERELLIPSE && r == PRO_LINE_R) { - map_ok = false; + + bool use_map; + float map[4][4]; + if (bp->profile_type == BEVEL_PROFILE_SUPERELLIPSE && pro->super_r == PRO_LINE_R) { + use_map = false; } else { - map_ok = make_unit_square_map(pro->start, pro->middle, pro->end, map); + use_map = make_unit_square_map(pro->start, pro->middle, pro->end, map); } - if (bp->vmesh_method == BEVEL_VMESH_CUTOFF && map_ok) { + if (bp->vmesh_method == BEVEL_VMESH_CUTOFF && use_map) { /* Calculate the "height" of the profile by putting the (0,0) and (1,1) corners of the * un-transformed profile through the 2D->3D map and calculating the distance between them. */ - zero_v3(p); - mul_v3_m4v3(bottom_corner, map, p); - p[0] = 1.0f; - p[1] = 1.0f; - mul_v3_m4v3(top_corner, map, p); + float bottom_corner[3] = {0.0f, 0.0f, 0.0f}; + mul_v3_m4v3(bottom_corner, map, bottom_corner); + float top_corner[3] = {1.0f, 1.0f, 0.0f}; + mul_v3_m4v3(top_corner, map, top_corner); + pro->height = len_v3v3(bottom_corner, top_corner); } - /* The first iteration is the nseg case, the second is the seg_2 case (if it's needed) .*/ - for (i = 0; i < 2; i++) { - if (i == 0) { - ns = bp->seg; - xvals = pro_spacing->xvals; - yvals = pro_spacing->yvals; - prof_co = pro->prof_co; - } - else { - if (!need_2) { - break; /* Shares coords with pro->prof_co. */ - } - ns = bp->pro_spacing.seg_2; - xvals = pro_spacing->xvals_2; - yvals = pro_spacing->yvals_2; - prof_co = pro->prof_co_2; - } - - /* Iterate over the vertices along the boundary arc. */ - for (k = 0; k <= ns; k++) { - if (k == 0) { - copy_v3_v3(co, pro->start); - } - else if (k == ns) { - copy_v3_v3(co, pro->end); - } - else { - if (map_ok) { - p[0] = reversed ? (float)yvals[ns - k] : (float)xvals[k]; - p[1] = reversed ? (float)xvals[ns - k] : (float)yvals[k]; - p[2] = 0.0f; - /* Do the 2D->3D transformation of the profile coordinates. */ - mul_v3_m4v3(co, map, p); - } - else { - interp_v3_v3v3(co, pro->start, pro->end, (float)k / (float)ns); - } - } - /* Finish the 2D->3D transformation by projecting onto the final profile plane. */ - prof_co_k = prof_co + 3 * k; /* Each coord takes up 3 spaces. */ - if (!is_zero_v3(pro->proj_dir)) { - add_v3_v3v3(co2, co, pro->proj_dir); - /* pro->plane_co and pro->plane_no are filled in "set_profile_params". */ - if (!isect_line_plane_v3(prof_co_k, co, co2, pro->plane_co, pro->plane_no)) { - /* Shouldn't happen. */ - copy_v3_v3(prof_co_k, co); - } - } - else { - copy_v3_v3(prof_co_k, co); - } - } + /* Calculate the 3D locations for the profile points */ + calculate_profile_segments( + pro, map, use_map, reversed, bp->seg, pro_spacing->xvals, pro_spacing->yvals, pro->prof_co); + /* Also calcualte for the is the seg_2 case if it's needed .*/ + if (need_2) { + calculate_profile_segments(pro, + map, + use_map, + reversed, + bp->pro_spacing.seg_2, + pro_spacing->xvals_2, + pro_spacing->yvals_2, + pro->prof_co_2); } } @@ -7143,68 +7155,64 @@ static float find_profile_fullness(BevelParams *bp) */ static void set_profile_spacing(BevelParams *bp, ProfileSpacing *pro_spacing, bool custom) { - int seg, seg_2; + int seg = bp->seg; - seg = bp->seg; - seg_2 = power_of_2_max_i(bp->seg); - if (seg > 1) { - /* Sample the seg_2 segments used for subdividing the vertex meshes. */ - if (seg_2 == 2) { - seg_2 = 4; - } - bp->pro_spacing.seg_2 = seg_2; - if (seg_2 == seg) { - pro_spacing->xvals_2 = pro_spacing->xvals; - pro_spacing->yvals_2 = pro_spacing->yvals; - } - else { - pro_spacing->xvals_2 = (double *)BLI_memarena_alloc(bp->mem_arena, - (size_t)(seg_2 + 1) * sizeof(double)); - pro_spacing->yvals_2 = (double *)BLI_memarena_alloc(bp->mem_arena, - (size_t)(seg_2 + 1) * sizeof(double)); - if (custom) { - /* Make sure the curve profile widget's sample table is full of the seg_2 samples. */ - BKE_curveprofile_initialize((CurveProfile *)bp->custom_profile, (short)seg_2); - - /* Copy segment locations into the profile spacing struct. */ - for (int i = 0; i < seg_2 + 1; i++) { - pro_spacing->xvals_2[i] = (double)bp->custom_profile->segments[i].y; - pro_spacing->yvals_2[i] = (double)bp->custom_profile->segments[i].x; - } - } - else { - find_even_superellipse_chords( - seg_2, bp->pro_super_r, pro_spacing->xvals_2, pro_spacing->yvals_2); - } - } + if (seg <= 1) { + /* Only 1 segment, we don't need any profile information. */ + pro_spacing->xvals = NULL; + pro_spacing->yvals = NULL; + pro_spacing->xvals_2 = NULL; + pro_spacing->yvals_2 = NULL; + pro_spacing->seg_2 = 0; + return; + } - /* Sample the input number of segments. */ - pro_spacing->xvals = (double *)BLI_memarena_alloc(bp->mem_arena, - (size_t)(seg + 1) * sizeof(double)); - pro_spacing->yvals = (double *)BLI_memarena_alloc(bp->mem_arena, - (size_t)(seg + 1) * sizeof(double)); + int seg_2 = max_ii(power_of_2_max_i(bp->seg), 4); + + /* Sample the seg_2 segments used during vertex mesh subdivision. */ + bp->pro_spacing.seg_2 = seg_2; + if (seg_2 == seg) { + pro_spacing->xvals_2 = pro_spacing->xvals; + pro_spacing->yvals_2 = pro_spacing->yvals; + } + else { + pro_spacing->xvals_2 = (double *)BLI_memarena_alloc(bp->mem_arena, + sizeof(double) * (seg_2 + 1)); + pro_spacing->yvals_2 = (double *)BLI_memarena_alloc(bp->mem_arena, + sizeof(double) * (seg_2 + 1)); if (custom) { - /* Make sure the curve profile's sample table is full. */ - if (bp->custom_profile->segments_len != seg || !bp->custom_profile->segments) { - BKE_curveprofile_initialize((CurveProfile *)bp->custom_profile, (short)seg); - } + /* Make sure the curve profile widget's sample table is full of the seg_2 samples. */ + BKE_curveprofile_init((CurveProfile *)bp->custom_profile, (short)seg_2); /* Copy segment locations into the profile spacing struct. */ - for (int i = 0; i < seg + 1; i++) { - pro_spacing->xvals[i] = (double)bp->custom_profile->segments[i].y; - pro_spacing->yvals[i] = (double)bp->custom_profile->segments[i].x; + for (int i = 0; i < seg_2 + 1; i++) { + pro_spacing->xvals_2[i] = (double)bp->custom_profile->segments[i].y; + pro_spacing->yvals_2[i] = (double)bp->custom_profile->segments[i].x; } } else { - find_even_superellipse_chords(seg, bp->pro_super_r, pro_spacing->xvals, pro_spacing->yvals); + find_even_superellipse_chords( + seg_2, bp->pro_super_r, pro_spacing->xvals_2, pro_spacing->yvals_2); } } - else { /* Only 1 segment, we don't need any profile information. */ - pro_spacing->xvals = NULL; - pro_spacing->yvals = NULL; - pro_spacing->xvals_2 = NULL; - pro_spacing->yvals_2 = NULL; - pro_spacing->seg_2 = 0; + + /* Sample the input number of segments. */ + pro_spacing->xvals = (double *)BLI_memarena_alloc(bp->mem_arena, sizeof(double) * (seg + 1)); + pro_spacing->yvals = (double *)BLI_memarena_alloc(bp->mem_arena, sizeof(double) * (seg + 1)); + if (custom) { + /* Make sure the curve profile's sample table is full. */ + if (bp->custom_profile->segments_len != seg || !bp->custom_profile->segments) { + BKE_curveprofile_init((CurveProfile *)bp->custom_profile, (short)seg); + } + + /* Copy segment locations into the profile spacing struct. */ + for (int i = 0; i < seg + 1; i++) { + pro_spacing->xvals[i] = (double)bp->custom_profile->segments[i].y; + pro_spacing->yvals[i] = (double)bp->custom_profile->segments[i].x; + } + } + else { + find_even_superellipse_chords(seg, bp->pro_super_r, pro_spacing->xvals, pro_spacing->yvals); } } @@ -7493,6 +7501,10 @@ void BM_mesh_bevel(BMesh *bm, bp.custom_profile = custom_profile; bp.vmesh_method = vmesh_method; +#ifdef BEVEL_DEBUG_TIME + double start_time = PIL_check_seconds_timer(); +#endif + /* Disable the miters with the cutoff vertex mesh method, the combination isn't useful anyway. */ if (bp.vmesh_method == BEVEL_VMESH_CUTOFF) { bp.miter_outer = BEVEL_MITER_SHARP; @@ -7661,4 +7673,8 @@ void BM_mesh_bevel(BMesh *bm, BLI_ghash_free(bp.face_hash, NULL, NULL); BLI_memarena_free(bp.mem_arena); } +#ifdef BEVEL_DEBUG_TIME + double end_time = PIL_check_seconds_timer(); + printf("BMESH BEVEL TIME = %.3f\n", end_time - start_time); +#endif } |