diff options
author | Campbell Barton <ideasman42@gmail.com> | 2019-04-17 07:17:24 +0300 |
---|---|---|
committer | Campbell Barton <ideasman42@gmail.com> | 2019-04-17 07:21:24 +0300 |
commit | e12c08e8d170b7ca40f204a5b0423c23a9fbc2c1 (patch) | |
tree | 8cf3453d12edb177a218ef8009357518ec6cab6a /source/blender/modifiers/intern/MOD_cast.c | |
parent | b3dabc200a4b0399ec6b81f2ff2730d07b44fcaa (diff) |
ClangFormat: apply to source, most of intern
Apply clang format as proposed in T53211.
For details on usage and instructions for migrating branches
without conflicts, see:
https://wiki.blender.org/wiki/Tools/ClangFormat
Diffstat (limited to 'source/blender/modifiers/intern/MOD_cast.c')
-rw-r--r-- | source/blender/modifiers/intern/MOD_cast.c | 847 |
1 files changed, 431 insertions, 416 deletions
diff --git a/source/blender/modifiers/intern/MOD_cast.c b/source/blender/modifiers/intern/MOD_cast.c index b8917f58234..b0a8a8c955f 100644 --- a/source/blender/modifiers/intern/MOD_cast.c +++ b/source/blender/modifiers/intern/MOD_cast.c @@ -21,7 +21,6 @@ * \ingroup modifiers */ - #include "BLI_utildefines.h" #include "BLI_math.h" @@ -43,452 +42,468 @@ static void initData(ModifierData *md) { - CastModifierData *cmd = (CastModifierData *) md; - - cmd->fac = 0.5f; - cmd->radius = 0.0f; - cmd->size = 0.0f; - cmd->flag = MOD_CAST_X | MOD_CAST_Y | MOD_CAST_Z | MOD_CAST_SIZE_FROM_RADIUS; - cmd->type = MOD_CAST_TYPE_SPHERE; - cmd->defgrp_name[0] = '\0'; - cmd->object = NULL; + CastModifierData *cmd = (CastModifierData *)md; + + cmd->fac = 0.5f; + cmd->radius = 0.0f; + cmd->size = 0.0f; + cmd->flag = MOD_CAST_X | MOD_CAST_Y | MOD_CAST_Z | MOD_CAST_SIZE_FROM_RADIUS; + cmd->type = MOD_CAST_TYPE_SPHERE; + cmd->defgrp_name[0] = '\0'; + cmd->object = NULL; } -static bool isDisabled(const struct Scene *UNUSED(scene), ModifierData *md, bool UNUSED(useRenderParams)) +static bool isDisabled(const struct Scene *UNUSED(scene), + ModifierData *md, + bool UNUSED(useRenderParams)) { - CastModifierData *cmd = (CastModifierData *) md; - short flag; + CastModifierData *cmd = (CastModifierData *)md; + short flag; - flag = cmd->flag & (MOD_CAST_X | MOD_CAST_Y | MOD_CAST_Z); + flag = cmd->flag & (MOD_CAST_X | MOD_CAST_Y | MOD_CAST_Z); - if ((cmd->fac == 0.0f) || flag == 0) return true; + if ((cmd->fac == 0.0f) || flag == 0) + return true; - return false; + return false; } -static void requiredDataMask(Object *UNUSED(ob), ModifierData *md, CustomData_MeshMasks *r_cddata_masks) +static void requiredDataMask(Object *UNUSED(ob), + ModifierData *md, + CustomData_MeshMasks *r_cddata_masks) { - CastModifierData *cmd = (CastModifierData *)md; + CastModifierData *cmd = (CastModifierData *)md; - /* ask for vertexgroups if we need them */ - if (cmd->defgrp_name[0] != '\0') { - r_cddata_masks->vmask |= CD_MASK_MDEFORMVERT; - } + /* ask for vertexgroups if we need them */ + if (cmd->defgrp_name[0] != '\0') { + r_cddata_masks->vmask |= CD_MASK_MDEFORMVERT; + } } -static void foreachObjectLink( - ModifierData *md, Object *ob, - ObjectWalkFunc walk, void *userData) +static void foreachObjectLink(ModifierData *md, Object *ob, ObjectWalkFunc walk, void *userData) { - CastModifierData *cmd = (CastModifierData *) md; + CastModifierData *cmd = (CastModifierData *)md; - walk(userData, ob, &cmd->object, IDWALK_CB_NOP); + walk(userData, ob, &cmd->object, IDWALK_CB_NOP); } static void updateDepsgraph(ModifierData *md, const ModifierUpdateDepsgraphContext *ctx) { - CastModifierData *cmd = (CastModifierData *)md; - if (cmd->object != NULL) { - DEG_add_object_relation(ctx->node, cmd->object, DEG_OB_COMP_TRANSFORM, "Cast Modifier"); - DEG_add_modifier_to_transform_relation(ctx->node, "Cast Modifier"); - } + CastModifierData *cmd = (CastModifierData *)md; + if (cmd->object != NULL) { + DEG_add_object_relation(ctx->node, cmd->object, DEG_OB_COMP_TRANSFORM, "Cast Modifier"); + DEG_add_modifier_to_transform_relation(ctx->node, "Cast Modifier"); + } } -static void sphere_do( - CastModifierData *cmd, const ModifierEvalContext *UNUSED(ctx), - Object *ob, Mesh *mesh, - float (*vertexCos)[3], int numVerts) +static void sphere_do(CastModifierData *cmd, + const ModifierEvalContext *UNUSED(ctx), + Object *ob, + Mesh *mesh, + float (*vertexCos)[3], + int numVerts) { - MDeformVert *dvert = NULL; - - Object *ctrl_ob = NULL; - - int i, defgrp_index; - bool has_radius = false; - short flag, type; - float len = 0.0f; - float fac = cmd->fac; - float facm = 1.0f - fac; - const float fac_orig = fac; - float vec[3], center[3] = {0.0f, 0.0f, 0.0f}; - float mat[4][4], imat[4][4]; - - flag = cmd->flag; - type = cmd->type; /* projection type: sphere or cylinder */ - - if (type == MOD_CAST_TYPE_CYLINDER) - flag &= ~MOD_CAST_Z; - - ctrl_ob = cmd->object; - - /* spherify's center is {0, 0, 0} (the ob's own center in its local - * space), by default, but if the user defined a control object, - * we use its location, transformed to ob's local space */ - if (ctrl_ob) { - if (flag & MOD_CAST_USE_OB_TRANSFORM) { - invert_m4_m4(imat, ctrl_ob->obmat); - mul_m4_m4m4(mat, imat, ob->obmat); - invert_m4_m4(imat, mat); - } - - invert_m4_m4(ob->imat, ob->obmat); - mul_v3_m4v3(center, ob->imat, ctrl_ob->obmat[3]); - } - - /* now we check which options the user wants */ - - /* 1) (flag was checked in the "if (ctrl_ob)" block above) */ - /* 2) cmd->radius > 0.0f: only the vertices within this radius from - * the center of the effect should be deformed */ - if (cmd->radius > FLT_EPSILON) has_radius = 1; - - /* 3) if we were given a vertex group name, - * only those vertices should be affected */ - MOD_get_vgroup(ob, mesh, cmd->defgrp_name, &dvert, &defgrp_index); - - if (flag & MOD_CAST_SIZE_FROM_RADIUS) { - len = cmd->radius; - } - else { - len = cmd->size; - } - - if (len <= 0) { - for (i = 0; i < numVerts; i++) { - len += len_v3v3(center, vertexCos[i]); - } - len /= numVerts; - - if (len == 0.0f) len = 10.0f; - } - - for (i = 0; i < numVerts; i++) { - float tmp_co[3]; - - copy_v3_v3(tmp_co, vertexCos[i]); - if (ctrl_ob) { - if (flag & MOD_CAST_USE_OB_TRANSFORM) { - mul_m4_v3(mat, tmp_co); - } - else { - sub_v3_v3(tmp_co, center); - } - } - - copy_v3_v3(vec, tmp_co); - - if (type == MOD_CAST_TYPE_CYLINDER) - vec[2] = 0.0f; - - if (has_radius) { - if (len_v3(vec) > cmd->radius) continue; - } - - if (dvert) { - const float weight = defvert_find_weight(&dvert[i], defgrp_index); - if (weight == 0.0f) { - continue; - } - - fac = fac_orig * weight; - facm = 1.0f - fac; - } - - normalize_v3(vec); - - if (flag & MOD_CAST_X) - tmp_co[0] = fac * vec[0] * len + facm * tmp_co[0]; - if (flag & MOD_CAST_Y) - tmp_co[1] = fac * vec[1] * len + facm * tmp_co[1]; - if (flag & MOD_CAST_Z) - tmp_co[2] = fac * vec[2] * len + facm * tmp_co[2]; - - if (ctrl_ob) { - if (flag & MOD_CAST_USE_OB_TRANSFORM) { - mul_m4_v3(imat, tmp_co); - } - else { - add_v3_v3(tmp_co, center); - } - } - - copy_v3_v3(vertexCos[i], tmp_co); - } + MDeformVert *dvert = NULL; + + Object *ctrl_ob = NULL; + + int i, defgrp_index; + bool has_radius = false; + short flag, type; + float len = 0.0f; + float fac = cmd->fac; + float facm = 1.0f - fac; + const float fac_orig = fac; + float vec[3], center[3] = {0.0f, 0.0f, 0.0f}; + float mat[4][4], imat[4][4]; + + flag = cmd->flag; + type = cmd->type; /* projection type: sphere or cylinder */ + + if (type == MOD_CAST_TYPE_CYLINDER) + flag &= ~MOD_CAST_Z; + + ctrl_ob = cmd->object; + + /* spherify's center is {0, 0, 0} (the ob's own center in its local + * space), by default, but if the user defined a control object, + * we use its location, transformed to ob's local space */ + if (ctrl_ob) { + if (flag & MOD_CAST_USE_OB_TRANSFORM) { + invert_m4_m4(imat, ctrl_ob->obmat); + mul_m4_m4m4(mat, imat, ob->obmat); + invert_m4_m4(imat, mat); + } + + invert_m4_m4(ob->imat, ob->obmat); + mul_v3_m4v3(center, ob->imat, ctrl_ob->obmat[3]); + } + + /* now we check which options the user wants */ + + /* 1) (flag was checked in the "if (ctrl_ob)" block above) */ + /* 2) cmd->radius > 0.0f: only the vertices within this radius from + * the center of the effect should be deformed */ + if (cmd->radius > FLT_EPSILON) + has_radius = 1; + + /* 3) if we were given a vertex group name, + * only those vertices should be affected */ + MOD_get_vgroup(ob, mesh, cmd->defgrp_name, &dvert, &defgrp_index); + + if (flag & MOD_CAST_SIZE_FROM_RADIUS) { + len = cmd->radius; + } + else { + len = cmd->size; + } + + if (len <= 0) { + for (i = 0; i < numVerts; i++) { + len += len_v3v3(center, vertexCos[i]); + } + len /= numVerts; + + if (len == 0.0f) + len = 10.0f; + } + + for (i = 0; i < numVerts; i++) { + float tmp_co[3]; + + copy_v3_v3(tmp_co, vertexCos[i]); + if (ctrl_ob) { + if (flag & MOD_CAST_USE_OB_TRANSFORM) { + mul_m4_v3(mat, tmp_co); + } + else { + sub_v3_v3(tmp_co, center); + } + } + + copy_v3_v3(vec, tmp_co); + + if (type == MOD_CAST_TYPE_CYLINDER) + vec[2] = 0.0f; + + if (has_radius) { + if (len_v3(vec) > cmd->radius) + continue; + } + + if (dvert) { + const float weight = defvert_find_weight(&dvert[i], defgrp_index); + if (weight == 0.0f) { + continue; + } + + fac = fac_orig * weight; + facm = 1.0f - fac; + } + + normalize_v3(vec); + + if (flag & MOD_CAST_X) + tmp_co[0] = fac * vec[0] * len + facm * tmp_co[0]; + if (flag & MOD_CAST_Y) + tmp_co[1] = fac * vec[1] * len + facm * tmp_co[1]; + if (flag & MOD_CAST_Z) + tmp_co[2] = fac * vec[2] * len + facm * tmp_co[2]; + + if (ctrl_ob) { + if (flag & MOD_CAST_USE_OB_TRANSFORM) { + mul_m4_v3(imat, tmp_co); + } + else { + add_v3_v3(tmp_co, center); + } + } + + copy_v3_v3(vertexCos[i], tmp_co); + } } -static void cuboid_do( - CastModifierData *cmd, const ModifierEvalContext *UNUSED(ctx), - Object *ob, Mesh *mesh, - float (*vertexCos)[3], int numVerts) +static void cuboid_do(CastModifierData *cmd, + const ModifierEvalContext *UNUSED(ctx), + Object *ob, + Mesh *mesh, + float (*vertexCos)[3], + int numVerts) { - MDeformVert *dvert = NULL; - Object *ctrl_ob = NULL; - - int i, defgrp_index; - bool has_radius = false; - short flag; - float fac = cmd->fac; - float facm = 1.0f - fac; - const float fac_orig = fac; - float min[3], max[3], bb[8][3]; - float center[3] = {0.0f, 0.0f, 0.0f}; - float mat[4][4], imat[4][4]; - - flag = cmd->flag; - - ctrl_ob = cmd->object; - - /* now we check which options the user wants */ - - /* 1) (flag was checked in the "if (ctrl_ob)" block above) */ - /* 2) cmd->radius > 0.0f: only the vertices within this radius from - * the center of the effect should be deformed */ - if (cmd->radius > FLT_EPSILON) has_radius = 1; - - /* 3) if we were given a vertex group name, - * only those vertices should be affected */ - MOD_get_vgroup(ob, mesh, cmd->defgrp_name, &dvert, &defgrp_index); - - if (ctrl_ob) { - if (flag & MOD_CAST_USE_OB_TRANSFORM) { - invert_m4_m4(imat, ctrl_ob->obmat); - mul_m4_m4m4(mat, imat, ob->obmat); - invert_m4_m4(imat, mat); - } - - invert_m4_m4(ob->imat, ob->obmat); - mul_v3_m4v3(center, ob->imat, ctrl_ob->obmat[3]); - } - - if ((flag & MOD_CAST_SIZE_FROM_RADIUS) && has_radius) { - for (i = 0; i < 3; i++) { - min[i] = -cmd->radius; - max[i] = cmd->radius; - } - } - else if (!(flag & MOD_CAST_SIZE_FROM_RADIUS) && cmd->size > 0) { - for (i = 0; i < 3; i++) { - min[i] = -cmd->size; - max[i] = cmd->size; - } - } - else { - /* get bound box */ - /* We can't use the object's bound box because other modifiers - * may have changed the vertex data. */ - INIT_MINMAX(min, max); - - /* Cast's center is the ob's own center in its local space, - * by default, but if the user defined a control object, we use - * its location, transformed to ob's local space. */ - if (ctrl_ob) { - float vec[3]; - - /* let the center of the ctrl_ob be part of the bound box: */ - minmax_v3v3_v3(min, max, center); - - for (i = 0; i < numVerts; i++) { - sub_v3_v3v3(vec, vertexCos[i], center); - minmax_v3v3_v3(min, max, vec); - } - } - else { - for (i = 0; i < numVerts; i++) { - minmax_v3v3_v3(min, max, vertexCos[i]); - } - } - - /* we want a symmetric bound box around the origin */ - if (fabsf(min[0]) > fabsf(max[0])) max[0] = fabsf(min[0]); - if (fabsf(min[1]) > fabsf(max[1])) max[1] = fabsf(min[1]); - if (fabsf(min[2]) > fabsf(max[2])) max[2] = fabsf(min[2]); - min[0] = -max[0]; - min[1] = -max[1]; - min[2] = -max[2]; - } - - /* building our custom bounding box */ - bb[0][0] = bb[2][0] = bb[4][0] = bb[6][0] = min[0]; - bb[1][0] = bb[3][0] = bb[5][0] = bb[7][0] = max[0]; - bb[0][1] = bb[1][1] = bb[4][1] = bb[5][1] = min[1]; - bb[2][1] = bb[3][1] = bb[6][1] = bb[7][1] = max[1]; - bb[0][2] = bb[1][2] = bb[2][2] = bb[3][2] = min[2]; - bb[4][2] = bb[5][2] = bb[6][2] = bb[7][2] = max[2]; - - /* ready to apply the effect, one vertex at a time */ - for (i = 0; i < numVerts; i++) { - int octant, coord; - float d[3], dmax, apex[3], fbb; - float tmp_co[3]; - - copy_v3_v3(tmp_co, vertexCos[i]); - if (ctrl_ob) { - if (flag & MOD_CAST_USE_OB_TRANSFORM) { - mul_m4_v3(mat, tmp_co); - } - else { - sub_v3_v3(tmp_co, center); - } - } - - if (has_radius) { - if (fabsf(tmp_co[0]) > cmd->radius || - fabsf(tmp_co[1]) > cmd->radius || - fabsf(tmp_co[2]) > cmd->radius) - { - continue; - } - } - - if (dvert) { - const float weight = defvert_find_weight(&dvert[i], defgrp_index); - if (weight == 0.0f) { - continue; - } - - fac = fac_orig * weight; - facm = 1.0f - fac; - } - - /* The algo used to project the vertices to their - * bounding box (bb) is pretty simple: - * for each vertex v: - * 1) find in which octant v is in; - * 2) find which outer "wall" of that octant is closer to v; - * 3) calculate factor (var fbb) to project v to that wall; - * 4) project. */ - - /* find in which octant this vertex is in */ - octant = 0; - if (tmp_co[0] > 0.0f) octant += 1; - if (tmp_co[1] > 0.0f) octant += 2; - if (tmp_co[2] > 0.0f) octant += 4; - - /* apex is the bb's vertex at the chosen octant */ - copy_v3_v3(apex, bb[octant]); - - /* find which bb plane is closest to this vertex ... */ - d[0] = tmp_co[0] / apex[0]; - d[1] = tmp_co[1] / apex[1]; - d[2] = tmp_co[2] / apex[2]; - - /* ... (the closest has the higher (closer to 1) d value) */ - dmax = d[0]; - coord = 0; - if (d[1] > dmax) { - dmax = d[1]; - coord = 1; - } - if (d[2] > dmax) { - /* dmax = d[2]; */ /* commented, we don't need it */ - coord = 2; - } - - /* ok, now we know which coordinate of the vertex to use */ - - if (fabsf(tmp_co[coord]) < FLT_EPSILON) /* avoid division by zero */ - continue; - - /* finally, this is the factor we wanted, to project the vertex - * to its bounding box (bb) */ - fbb = apex[coord] / tmp_co[coord]; - - /* calculate the new vertex position */ - if (flag & MOD_CAST_X) - tmp_co[0] = facm * tmp_co[0] + fac * tmp_co[0] * fbb; - if (flag & MOD_CAST_Y) - tmp_co[1] = facm * tmp_co[1] + fac * tmp_co[1] * fbb; - if (flag & MOD_CAST_Z) - tmp_co[2] = facm * tmp_co[2] + fac * tmp_co[2] * fbb; - - if (ctrl_ob) { - if (flag & MOD_CAST_USE_OB_TRANSFORM) { - mul_m4_v3(imat, tmp_co); - } - else { - add_v3_v3(tmp_co, center); - } - } - - copy_v3_v3(vertexCos[i], tmp_co); - } + MDeformVert *dvert = NULL; + Object *ctrl_ob = NULL; + + int i, defgrp_index; + bool has_radius = false; + short flag; + float fac = cmd->fac; + float facm = 1.0f - fac; + const float fac_orig = fac; + float min[3], max[3], bb[8][3]; + float center[3] = {0.0f, 0.0f, 0.0f}; + float mat[4][4], imat[4][4]; + + flag = cmd->flag; + + ctrl_ob = cmd->object; + + /* now we check which options the user wants */ + + /* 1) (flag was checked in the "if (ctrl_ob)" block above) */ + /* 2) cmd->radius > 0.0f: only the vertices within this radius from + * the center of the effect should be deformed */ + if (cmd->radius > FLT_EPSILON) + has_radius = 1; + + /* 3) if we were given a vertex group name, + * only those vertices should be affected */ + MOD_get_vgroup(ob, mesh, cmd->defgrp_name, &dvert, &defgrp_index); + + if (ctrl_ob) { + if (flag & MOD_CAST_USE_OB_TRANSFORM) { + invert_m4_m4(imat, ctrl_ob->obmat); + mul_m4_m4m4(mat, imat, ob->obmat); + invert_m4_m4(imat, mat); + } + + invert_m4_m4(ob->imat, ob->obmat); + mul_v3_m4v3(center, ob->imat, ctrl_ob->obmat[3]); + } + + if ((flag & MOD_CAST_SIZE_FROM_RADIUS) && has_radius) { + for (i = 0; i < 3; i++) { + min[i] = -cmd->radius; + max[i] = cmd->radius; + } + } + else if (!(flag & MOD_CAST_SIZE_FROM_RADIUS) && cmd->size > 0) { + for (i = 0; i < 3; i++) { + min[i] = -cmd->size; + max[i] = cmd->size; + } + } + else { + /* get bound box */ + /* We can't use the object's bound box because other modifiers + * may have changed the vertex data. */ + INIT_MINMAX(min, max); + + /* Cast's center is the ob's own center in its local space, + * by default, but if the user defined a control object, we use + * its location, transformed to ob's local space. */ + if (ctrl_ob) { + float vec[3]; + + /* let the center of the ctrl_ob be part of the bound box: */ + minmax_v3v3_v3(min, max, center); + + for (i = 0; i < numVerts; i++) { + sub_v3_v3v3(vec, vertexCos[i], center); + minmax_v3v3_v3(min, max, vec); + } + } + else { + for (i = 0; i < numVerts; i++) { + minmax_v3v3_v3(min, max, vertexCos[i]); + } + } + + /* we want a symmetric bound box around the origin */ + if (fabsf(min[0]) > fabsf(max[0])) + max[0] = fabsf(min[0]); + if (fabsf(min[1]) > fabsf(max[1])) + max[1] = fabsf(min[1]); + if (fabsf(min[2]) > fabsf(max[2])) + max[2] = fabsf(min[2]); + min[0] = -max[0]; + min[1] = -max[1]; + min[2] = -max[2]; + } + + /* building our custom bounding box */ + bb[0][0] = bb[2][0] = bb[4][0] = bb[6][0] = min[0]; + bb[1][0] = bb[3][0] = bb[5][0] = bb[7][0] = max[0]; + bb[0][1] = bb[1][1] = bb[4][1] = bb[5][1] = min[1]; + bb[2][1] = bb[3][1] = bb[6][1] = bb[7][1] = max[1]; + bb[0][2] = bb[1][2] = bb[2][2] = bb[3][2] = min[2]; + bb[4][2] = bb[5][2] = bb[6][2] = bb[7][2] = max[2]; + + /* ready to apply the effect, one vertex at a time */ + for (i = 0; i < numVerts; i++) { + int octant, coord; + float d[3], dmax, apex[3], fbb; + float tmp_co[3]; + + copy_v3_v3(tmp_co, vertexCos[i]); + if (ctrl_ob) { + if (flag & MOD_CAST_USE_OB_TRANSFORM) { + mul_m4_v3(mat, tmp_co); + } + else { + sub_v3_v3(tmp_co, center); + } + } + + if (has_radius) { + if (fabsf(tmp_co[0]) > cmd->radius || fabsf(tmp_co[1]) > cmd->radius || + fabsf(tmp_co[2]) > cmd->radius) { + continue; + } + } + + if (dvert) { + const float weight = defvert_find_weight(&dvert[i], defgrp_index); + if (weight == 0.0f) { + continue; + } + + fac = fac_orig * weight; + facm = 1.0f - fac; + } + + /* The algo used to project the vertices to their + * bounding box (bb) is pretty simple: + * for each vertex v: + * 1) find in which octant v is in; + * 2) find which outer "wall" of that octant is closer to v; + * 3) calculate factor (var fbb) to project v to that wall; + * 4) project. */ + + /* find in which octant this vertex is in */ + octant = 0; + if (tmp_co[0] > 0.0f) + octant += 1; + if (tmp_co[1] > 0.0f) + octant += 2; + if (tmp_co[2] > 0.0f) + octant += 4; + + /* apex is the bb's vertex at the chosen octant */ + copy_v3_v3(apex, bb[octant]); + + /* find which bb plane is closest to this vertex ... */ + d[0] = tmp_co[0] / apex[0]; + d[1] = tmp_co[1] / apex[1]; + d[2] = tmp_co[2] / apex[2]; + + /* ... (the closest has the higher (closer to 1) d value) */ + dmax = d[0]; + coord = 0; + if (d[1] > dmax) { + dmax = d[1]; + coord = 1; + } + if (d[2] > dmax) { + /* dmax = d[2]; */ /* commented, we don't need it */ + coord = 2; + } + + /* ok, now we know which coordinate of the vertex to use */ + + if (fabsf(tmp_co[coord]) < FLT_EPSILON) /* avoid division by zero */ + continue; + + /* finally, this is the factor we wanted, to project the vertex + * to its bounding box (bb) */ + fbb = apex[coord] / tmp_co[coord]; + + /* calculate the new vertex position */ + if (flag & MOD_CAST_X) + tmp_co[0] = facm * tmp_co[0] + fac * tmp_co[0] * fbb; + if (flag & MOD_CAST_Y) + tmp_co[1] = facm * tmp_co[1] + fac * tmp_co[1] * fbb; + if (flag & MOD_CAST_Z) + tmp_co[2] = facm * tmp_co[2] + fac * tmp_co[2] * fbb; + + if (ctrl_ob) { + if (flag & MOD_CAST_USE_OB_TRANSFORM) { + mul_m4_v3(imat, tmp_co); + } + else { + add_v3_v3(tmp_co, center); + } + } + + copy_v3_v3(vertexCos[i], tmp_co); + } } -static void deformVerts( - ModifierData *md, const ModifierEvalContext *ctx, - Mesh *mesh, - float (*vertexCos)[3], - int numVerts) +static void deformVerts(ModifierData *md, + const ModifierEvalContext *ctx, + Mesh *mesh, + float (*vertexCos)[3], + int numVerts) { - CastModifierData *cmd = (CastModifierData *)md; - Mesh *mesh_src = NULL; - - if (ctx->object->type == OB_MESH && cmd->defgrp_name[0] != '\0') { - /* mesh_src is only needed for vgroups. */ - mesh_src = MOD_deform_mesh_eval_get(ctx->object, NULL, mesh, NULL, numVerts, false, false); - } - - if (cmd->type == MOD_CAST_TYPE_CUBOID) { - cuboid_do(cmd, ctx, ctx->object, mesh_src, vertexCos, numVerts); - } - else { /* MOD_CAST_TYPE_SPHERE or MOD_CAST_TYPE_CYLINDER */ - sphere_do(cmd, ctx, ctx->object, mesh_src, vertexCos, numVerts); - } - - if (!ELEM(mesh_src, NULL, mesh)) { - BKE_id_free(NULL, mesh_src); - } + CastModifierData *cmd = (CastModifierData *)md; + Mesh *mesh_src = NULL; + + if (ctx->object->type == OB_MESH && cmd->defgrp_name[0] != '\0') { + /* mesh_src is only needed for vgroups. */ + mesh_src = MOD_deform_mesh_eval_get(ctx->object, NULL, mesh, NULL, numVerts, false, false); + } + + if (cmd->type == MOD_CAST_TYPE_CUBOID) { + cuboid_do(cmd, ctx, ctx->object, mesh_src, vertexCos, numVerts); + } + else { /* MOD_CAST_TYPE_SPHERE or MOD_CAST_TYPE_CYLINDER */ + sphere_do(cmd, ctx, ctx->object, mesh_src, vertexCos, numVerts); + } + + if (!ELEM(mesh_src, NULL, mesh)) { + BKE_id_free(NULL, mesh_src); + } } -static void deformVertsEM( - ModifierData *md, const ModifierEvalContext *ctx, - struct BMEditMesh *editData, - Mesh *mesh, float (*vertexCos)[3], int numVerts) +static void deformVertsEM(ModifierData *md, + const ModifierEvalContext *ctx, + struct BMEditMesh *editData, + Mesh *mesh, + float (*vertexCos)[3], + int numVerts) { - CastModifierData *cmd = (CastModifierData *)md; - Mesh *mesh_src = MOD_deform_mesh_eval_get(ctx->object, editData, mesh, NULL, numVerts, false, false); - - BLI_assert(mesh_src->totvert == numVerts); - - if (cmd->type == MOD_CAST_TYPE_CUBOID) { - cuboid_do(cmd, ctx, ctx->object, mesh_src, vertexCos, numVerts); - } - else { /* MOD_CAST_TYPE_SPHERE or MOD_CAST_TYPE_CYLINDER */ - sphere_do(cmd, ctx, ctx->object, mesh_src, vertexCos, numVerts); - } - - if (mesh_src != mesh) { - BKE_id_free(NULL, mesh_src); - } + CastModifierData *cmd = (CastModifierData *)md; + Mesh *mesh_src = MOD_deform_mesh_eval_get( + ctx->object, editData, mesh, NULL, numVerts, false, false); + + BLI_assert(mesh_src->totvert == numVerts); + + if (cmd->type == MOD_CAST_TYPE_CUBOID) { + cuboid_do(cmd, ctx, ctx->object, mesh_src, vertexCos, numVerts); + } + else { /* MOD_CAST_TYPE_SPHERE or MOD_CAST_TYPE_CYLINDER */ + sphere_do(cmd, ctx, ctx->object, mesh_src, vertexCos, numVerts); + } + + if (mesh_src != mesh) { + BKE_id_free(NULL, mesh_src); + } } - ModifierTypeInfo modifierType_Cast = { - /* name */ "Cast", - /* structName */ "CastModifierData", - /* structSize */ sizeof(CastModifierData), - /* type */ eModifierTypeType_OnlyDeform, - /* flags */ eModifierTypeFlag_AcceptsCVs | - eModifierTypeFlag_AcceptsLattice | - eModifierTypeFlag_SupportsEditmode, - - /* copyData */ modifier_copyData_generic, - - /* deformVerts */ deformVerts, - /* deformMatrices */ NULL, - /* deformVertsEM */ deformVertsEM, - /* deformMatricesEM */ NULL, - /* applyModifier */ NULL, - - /* initData */ initData, - /* requiredDataMask */ requiredDataMask, - /* freeData */ NULL, - /* isDisabled */ isDisabled, - /* updateDepsgraph */ updateDepsgraph, - /* dependsOnTime */ NULL, - /* dependsOnNormals */ NULL, - /* foreachObjectLink */ foreachObjectLink, - /* foreachIDLink */ NULL, - /* foreachTexLink */ NULL, - /* freeRuntimeData */ NULL, + /* name */ "Cast", + /* structName */ "CastModifierData", + /* structSize */ sizeof(CastModifierData), + /* type */ eModifierTypeType_OnlyDeform, + /* flags */ eModifierTypeFlag_AcceptsCVs | eModifierTypeFlag_AcceptsLattice | + eModifierTypeFlag_SupportsEditmode, + + /* copyData */ modifier_copyData_generic, + + /* deformVerts */ deformVerts, + /* deformMatrices */ NULL, + /* deformVertsEM */ deformVertsEM, + /* deformMatricesEM */ NULL, + /* applyModifier */ NULL, + + /* initData */ initData, + /* requiredDataMask */ requiredDataMask, + /* freeData */ NULL, + /* isDisabled */ isDisabled, + /* updateDepsgraph */ updateDepsgraph, + /* dependsOnTime */ NULL, + /* dependsOnNormals */ NULL, + /* foreachObjectLink */ foreachObjectLink, + /* foreachIDLink */ NULL, + /* foreachTexLink */ NULL, + /* freeRuntimeData */ NULL, }; 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