diff options
Diffstat (limited to 'source/blender/editors/sculpt_paint/paint_image_proj.c')
-rw-r--r-- | source/blender/editors/sculpt_paint/paint_image_proj.c | 1150 |
1 files changed, 496 insertions, 654 deletions
diff --git a/source/blender/editors/sculpt_paint/paint_image_proj.c b/source/blender/editors/sculpt_paint/paint_image_proj.c index 1549c31baf6..145bdbc0a55 100644 --- a/source/blender/editors/sculpt_paint/paint_image_proj.c +++ b/source/blender/editors/sculpt_paint/paint_image_proj.c @@ -143,12 +143,10 @@ BLI_INLINE unsigned char f_to_char(const float val) #define PROJ_FACE_SEAM1 (1 << 0) /* If this face has a seam on any of its edges */ #define PROJ_FACE_SEAM2 (1 << 1) #define PROJ_FACE_SEAM3 (1 << 2) -#define PROJ_FACE_SEAM4 (1 << 3) #define PROJ_FACE_NOSEAM1 (1 << 4) #define PROJ_FACE_NOSEAM2 (1 << 5) #define PROJ_FACE_NOSEAM3 (1 << 6) -#define PROJ_FACE_NOSEAM4 (1 << 7) /* face winding */ #define PROJ_FACE_WINDING_INIT 1 @@ -340,25 +338,34 @@ typedef struct ProjPaintState { #ifndef PROJ_DEBUG_NOSEAMBLEED char *faceSeamFlags; /* store info about faces, if they are initialized etc*/ char *faceWindingFlags; /* save the winding of the face in uv space, helps as an extra validation step for seam detection */ - float (*faceSeamUVs)[4][2]; /* expanded UVs for faces to use as seams */ + float (*faceSeamUVs)[3][2]; /* expanded UVs for faces to use as seams */ LinkNode **vertFaces; /* Only needed for when seam_bleed_px is enabled, use to find UV seams */ #endif SpinLock *tile_lock; DerivedMesh *dm; - int dm_totface; - int dm_totedge; - int dm_totvert; - int dm_release; - - MVert *dm_mvert; - MEdge *dm_medge; - MFace *dm_mface; - MTFace *dm_mtface_stencil; - - MTFace **dm_mtface; - MTFace **dm_mtface_clone; /* other UV map, use for cloning between layers */ + int dm_totlooptri; + int dm_totpoly; + int dm_totedge; + int dm_totvert; + bool dm_release; + + const MVert *dm_mvert; + const MEdge *dm_medge; + const MPoly *dm_mpoly; + const MLoop *dm_mloop; + const MLoopTri *dm_mlooptri; + + const MLoopUV *dm_mloopuv_stencil; + + /** + * \note These UV layers are aligned to \a dm_mlooptri + * but each pointer references the start of the layer, + * so a loop indirection is needed as well. + */ + const MLoopUV **dm_mloopuv; + const MLoopUV **dm_mloopuv_clone; /* other UV map, use for cloning between layers */ } ProjPaintState; typedef union pixelPointer { @@ -414,39 +421,70 @@ typedef struct { } TileInfo; + +/* -------------------------------------------------------------------- */ + +/** \name MLoopTri accessor functions. + * \{ */ + +BLI_INLINE const MPoly *ps_tri_index_to_mpoly(const ProjPaintState *ps, int tri_index) +{ + return &ps->dm_mpoly[ps->dm_mlooptri[tri_index].poly]; +} + +#define PS_LOOPTRI_AS_VERT_INDEX_3(ps, lt) \ + ps->dm_mloop[lt->tri[0]].v, \ + ps->dm_mloop[lt->tri[1]].v, \ + ps->dm_mloop[lt->tri[2]].v, + +#define PS_LOOPTRI_AS_UV_3(uvlayer, lt) \ + uvlayer[lt->poly][lt->tri[0]].uv, \ + uvlayer[lt->poly][lt->tri[1]].uv, \ + uvlayer[lt->poly][lt->tri[2]].uv, + +#define PS_LOOPTRI_ASSIGN_UV_3(uv_tri, uvlayer, lt) { \ + (uv_tri)[0] = uvlayer[lt->poly][lt->tri[0]].uv; \ + (uv_tri)[1] = uvlayer[lt->poly][lt->tri[1]].uv; \ + (uv_tri)[2] = uvlayer[lt->poly][lt->tri[2]].uv; \ +} ((void)0) + +/** \} */ + + + /* Finish projection painting structs */ -static TexPaintSlot *project_paint_face_paint_slot(const ProjPaintState *ps, int face_index) +static TexPaintSlot *project_paint_face_paint_slot(const ProjPaintState *ps, int tri_index) { - MFace *mf = ps->dm_mface + face_index; - Material *ma = ps->dm->mat[mf->mat_nr]; + const MPoly *mp = ps_tri_index_to_mpoly(ps, tri_index); + Material *ma = ps->dm->mat[mp->mat_nr]; return ma ? ma->texpaintslot + ma->paint_active_slot : NULL; } -static Image *project_paint_face_paint_image(const ProjPaintState *ps, int face_index) +static Image *project_paint_face_paint_image(const ProjPaintState *ps, int tri_index) { if (ps->do_stencil_brush) { return ps->stencil_ima; } else { - MFace *mf = ps->dm_mface + face_index; - Material *ma = ps->dm->mat[mf->mat_nr]; + const MPoly *mp = ps_tri_index_to_mpoly(ps, tri_index); + Material *ma = ps->dm->mat[mp->mat_nr]; TexPaintSlot *slot = ma ? ma->texpaintslot + ma->paint_active_slot : NULL; return slot ? slot->ima : ps->canvas_ima; } } -static TexPaintSlot *project_paint_face_clone_slot(const ProjPaintState *ps, int face_index) +static TexPaintSlot *project_paint_face_clone_slot(const ProjPaintState *ps, int tri_index) { - MFace *mf = ps->dm_mface + face_index; - Material *ma = ps->dm->mat[mf->mat_nr]; + const MPoly *mp = ps_tri_index_to_mpoly(ps, tri_index); + Material *ma = ps->dm->mat[mp->mat_nr]; return ma ? ma->texpaintslot + ma->paint_clone_slot : NULL; } -static Image *project_paint_face_clone_image(const ProjPaintState *ps, int face_index) +static Image *project_paint_face_clone_image(const ProjPaintState *ps, int tri_index) { - MFace *mf = ps->dm_mface + face_index; - Material *ma = ps->dm->mat[mf->mat_nr]; + const MPoly *mp = ps_tri_index_to_mpoly(ps, tri_index); + Material *ma = ps->dm->mat[mp->mat_nr]; TexPaintSlot *slot = ma ? ma->texpaintslot + ma->paint_clone_slot : NULL; return slot ? slot->ima : ps->clone_ima; } @@ -528,17 +566,13 @@ static float VecZDepthPersp( /* Return the top-most face index that the screen space coord 'pt' touches (or -1) */ static int project_paint_PickFace( const ProjPaintState *ps, const float pt[2], - float w[3], int *r_side) + float w[3]) { LinkNode *node; float w_tmp[3]; - const float *v1, *v2, *v3, *v4; int bucket_index; - int face_index; - int best_side = -1; - int best_face_index = -1; + int best_tri_index = -1; float z_depth_best = FLT_MAX, z_depth; - MFace *mf; bucket_index = project_bucket_offset_safe(ps, pt); if (bucket_index == -1) @@ -550,43 +584,32 @@ static int project_paint_PickFace( * that the point its testing is only every originated from an existing face */ for (node = ps->bucketFaces[bucket_index]; node; node = node->next) { - face_index = GET_INT_FROM_POINTER(node->link); - mf = ps->dm_mface + face_index; + const int tri_index = GET_INT_FROM_POINTER(node->link); + const MLoopTri *lt = &ps->dm_mlooptri[tri_index]; + const float *vtri_ss[3] = { + ps->screenCoords[ps->dm_mloop[lt->tri[0]].v], + ps->screenCoords[ps->dm_mloop[lt->tri[1]].v], + ps->screenCoords[ps->dm_mloop[lt->tri[2]].v], + }; - v1 = ps->screenCoords[mf->v1]; - v2 = ps->screenCoords[mf->v2]; - v3 = ps->screenCoords[mf->v3]; - if (isect_point_tri_v2(pt, v1, v2, v3)) { - if (ps->is_ortho) z_depth = VecZDepthOrtho(pt, v1, v2, v3, w_tmp); - else z_depth = VecZDepthPersp(pt, v1, v2, v3, w_tmp); + if (isect_point_tri_v2(pt, UNPACK3(vtri_ss))) { + if (ps->is_ortho) { + z_depth = VecZDepthOrtho(pt, UNPACK3(vtri_ss), w_tmp); + } + else { + z_depth = VecZDepthPersp(pt, UNPACK3(vtri_ss), w_tmp); + } if (z_depth < z_depth_best) { - best_face_index = face_index; - best_side = 0; + best_tri_index = tri_index; z_depth_best = z_depth; copy_v3_v3(w, w_tmp); } } - else if (mf->v4) { - v4 = ps->screenCoords[mf->v4]; - - if (isect_point_tri_v2(pt, v1, v3, v4)) { - if (ps->is_ortho) z_depth = VecZDepthOrtho(pt, v1, v3, v4, w_tmp); - else z_depth = VecZDepthPersp(pt, v1, v3, v4, w_tmp); - - if (z_depth < z_depth_best) { - best_face_index = face_index; - best_side = 1; - z_depth_best = z_depth; - copy_v3_v3(w, w_tmp); - } - } - } } - *r_side = best_side; - return best_face_index; /* will be -1 or a valid face */ + return best_tri_index; /* will be -1 or a valid face */ } /* Converts a uv coord into a pixel location wrapping if the uv is outside 0-1 range */ @@ -608,30 +631,25 @@ static bool project_paint_PickColor( const ProjPaintState *ps, const float pt[2], float *rgba_fp, unsigned char *rgba, const bool interp) { + const MLoopTri *lt; + const float *lt_tri_uv[3]; float w[3], uv[2]; - int side; - int face_index; - MTFace *tf; + int tri_index; Image *ima; ImBuf *ibuf; int xi, yi; + tri_index = project_paint_PickFace(ps, pt, w); - face_index = project_paint_PickFace(ps, pt, w, &side); - - if (face_index == -1) + if (tri_index == -1) return 0; - tf = *(ps->dm_mtface + face_index); + lt = &ps->dm_mlooptri[tri_index]; + PS_LOOPTRI_ASSIGN_UV_3(lt_tri_uv, ps->dm_mloopuv, lt); - if (side == 0) { - interp_v2_v2v2v2(uv, tf->uv[0], tf->uv[1], tf->uv[2], w); - } - else { /* QUAD */ - interp_v2_v2v2v2(uv, tf->uv[0], tf->uv[2], tf->uv[3], w); - } + interp_v2_v2v2v2(uv, UNPACK3(lt_tri_uv), w); - ima = project_paint_face_paint_image(ps, face_index); + ima = project_paint_face_paint_image(ps, tri_index); ibuf = BKE_image_get_first_ibuf(ima); /* we must have got the imbuf before getting here */ if (!ibuf) return 0; @@ -693,13 +711,14 @@ static bool project_paint_PickColor( return 1; } -/* Check if 'pt' is infront of the 3 verts on the Z axis (used for screenspace occlusuion test) - * return... - * 0 : no occlusion - * -1 : no occlusion but 2D intersection is true (avoid testing the other half of a quad) - * 1 : occluded - * 2 : occluded with w[3] weights set (need to know in some cases) */ - +/** + * Check if 'pt' is infront of the 3 verts on the Z axis (used for screenspace occlusuion test) + * \return + * - `0`: no occlusion + * - `-1`: no occlusion but 2D intersection is true + * - `1`: occluded + * - `2`: occluded with `w[3]` weights set (need to know in some cases) + */ static int project_paint_occlude_ptv( const float pt[3], const float v1[4], const float v2[4], const float v3[4], @@ -734,26 +753,30 @@ static int project_paint_occlude_ptv( static int project_paint_occlude_ptv_clip( - const ProjPaintState *ps, const MFace *mf, - const float pt[3], const float v1[4], const float v2[4], const float v3[4], - const int side) + const float pt[3], + const float v1[4], const float v2[4], const float v3[4], + const float v1_3d[3], const float v2_3d[3], const float v3_3d[3], + float w[3], const bool is_ortho, RegionView3D *rv3d) { - float w[3], wco[3]; - int ret = project_paint_occlude_ptv(pt, v1, v2, v3, w, ps->is_ortho); + float wco[3]; + int ret = project_paint_occlude_ptv(pt, v1, v2, v3, w, is_ortho); if (ret <= 0) return ret; if (ret == 1) { /* weights not calculated */ - if (ps->is_ortho) barycentric_weights_v2(v1, v2, v3, pt, w); - else barycentric_weights_v2_persp(v1, v2, v3, pt, w); + if (is_ortho) { + barycentric_weights_v2(v1, v2, v3, pt, w); + } + else { + barycentric_weights_v2_persp(v1, v2, v3, pt, w); + } } /* Test if we're in the clipped area, */ - if (side) interp_v3_v3v3v3(wco, ps->dm_mvert[mf->v1].co, ps->dm_mvert[mf->v3].co, ps->dm_mvert[mf->v4].co, w); - else interp_v3_v3v3v3(wco, ps->dm_mvert[mf->v1].co, ps->dm_mvert[mf->v2].co, ps->dm_mvert[mf->v3].co, w); + interp_v3_v3v3v3(wco, v1_3d, v2_3d, v3_3d, w); - if (!ED_view3d_clipping_test(ps->rv3d, wco, true)) { + if (!ED_view3d_clipping_test(rv3d, wco, true)) { return 1; } @@ -768,32 +791,40 @@ static bool project_bucket_point_occluded( const ProjPaintState *ps, LinkNode *bucketFace, const int orig_face, const float pixelScreenCo[4]) { - MFace *mf; - int face_index; int isect_ret; - float w[3]; /* not needed when clipping */ const bool do_clip = ps->rv3d ? (ps->rv3d->rflag & RV3D_CLIPPING) != 0 : 0; /* we could return 0 for 1 face buckets, as long as this function assumes * that the point its testing is only every originated from an existing face */ for (; bucketFace; bucketFace = bucketFace->next) { - face_index = GET_INT_FROM_POINTER(bucketFace->link); - - if (orig_face != face_index) { - mf = ps->dm_mface + face_index; - if (do_clip) - isect_ret = project_paint_occlude_ptv_clip(ps, mf, pixelScreenCo, ps->screenCoords[mf->v1], ps->screenCoords[mf->v2], ps->screenCoords[mf->v3], 0); - else - isect_ret = project_paint_occlude_ptv(pixelScreenCo, ps->screenCoords[mf->v1], ps->screenCoords[mf->v2], ps->screenCoords[mf->v3], w, ps->is_ortho); - - /* Note, if (isect_ret == -1) then we don't want to test the other side of the quad */ - if (isect_ret == 0 && mf->v4) { - if (do_clip) - isect_ret = project_paint_occlude_ptv_clip(ps, mf, pixelScreenCo, ps->screenCoords[mf->v1], ps->screenCoords[mf->v3], ps->screenCoords[mf->v4], 1); - else - isect_ret = project_paint_occlude_ptv(pixelScreenCo, ps->screenCoords[mf->v1], ps->screenCoords[mf->v3], ps->screenCoords[mf->v4], w, ps->is_ortho); + const int tri_index = GET_INT_FROM_POINTER(bucketFace->link); + + if (orig_face != tri_index) { + const MLoopTri *lt = &ps->dm_mlooptri[tri_index]; + const float *vtri_ss[3] = { + ps->screenCoords[ps->dm_mloop[lt->tri[0]].v], + ps->screenCoords[ps->dm_mloop[lt->tri[1]].v], + ps->screenCoords[ps->dm_mloop[lt->tri[2]].v], + }; + float w[3]; + + if (do_clip) { + const float *vtri_co[3] = { + ps->dm_mvert[ps->dm_mloop[lt->tri[0]].v].co, + ps->dm_mvert[ps->dm_mloop[lt->tri[1]].v].co, + ps->dm_mvert[ps->dm_mloop[lt->tri[2]].v].co, + }; + isect_ret = project_paint_occlude_ptv_clip( + pixelScreenCo, UNPACK3(vtri_ss), UNPACK3(vtri_co), + w, ps->is_ortho, ps->rv3d); } + else { + isect_ret = project_paint_occlude_ptv( + pixelScreenCo, UNPACK3(vtri_ss), + w, ps->is_ortho); + } + if (isect_ret >= 1) { /* TODO - we may want to cache the first hit, * it is not possible to swap the face order in the list anymore */ @@ -903,21 +934,19 @@ static bool cmp_uv(const float vec2a[2], const float vec2b[2]) * return zero if there is no area in the returned rectangle */ #ifndef PROJ_DEBUG_NOSEAMBLEED static bool pixel_bounds_uv( - const float uv1[2], const float uv2[2], const float uv3[2], const float uv4[2], + const float uv_quad[4][2], rcti *bounds_px, - const int ibuf_x, const int ibuf_y, - const bool is_quad + const int ibuf_x, const int ibuf_y ) { float min_uv[2], max_uv[2]; /* UV bounds */ INIT_MINMAX2(min_uv, max_uv); - minmax_v2v2_v2(min_uv, max_uv, uv1); - minmax_v2v2_v2(min_uv, max_uv, uv2); - minmax_v2v2_v2(min_uv, max_uv, uv3); - if (is_quad) - minmax_v2v2_v2(min_uv, max_uv, uv4); + minmax_v2v2_v2(min_uv, max_uv, uv_quad[0]); + minmax_v2v2_v2(min_uv, max_uv, uv_quad[1]); + minmax_v2v2_v2(min_uv, max_uv, uv_quad[2]); + minmax_v2v2_v2(min_uv, max_uv, uv_quad[3]); bounds_px->xmin = (int)(ibuf_x * min_uv[0]); bounds_px->ymin = (int)(ibuf_y * min_uv[1]); @@ -961,19 +990,17 @@ static bool pixel_bounds_array(float (*uv)[2], rcti *bounds_px, const int ibuf_x #ifndef PROJ_DEBUG_NOSEAMBLEED -static void project_face_winding_init(const ProjPaintState *ps, const int face_index) +static void project_face_winding_init(const ProjPaintState *ps, const int tri_index) { /* detect the winding of faces in uv space */ - MTFace *tf = ps->dm_mtface[face_index]; - float winding = cross_tri_v2(tf->uv[0], tf->uv[1], tf->uv[2]); - - if (ps->dm_mface[face_index].v4) - winding += cross_tri_v2(tf->uv[2], tf->uv[3], tf->uv[0]); + const MLoopTri *lt = &ps->dm_mlooptri[tri_index]; + const float *lt_tri_uv[3] = { PS_LOOPTRI_AS_UV_3(ps->dm_mloopuv, lt) }; + float winding = cross_tri_v2(lt_tri_uv[0], lt_tri_uv[1], lt_tri_uv[2]); if (winding > 0) - ps->faceWindingFlags[face_index] |= PROJ_FACE_WINDING_CW; + ps->faceWindingFlags[tri_index] |= PROJ_FACE_WINDING_CW; - ps->faceWindingFlags[face_index] |= PROJ_FACE_WINDING_INIT; + ps->faceWindingFlags[tri_index] |= PROJ_FACE_WINDING_INIT; } /* This function returns 1 if this face has a seam along the 2 face-vert indices @@ -983,61 +1010,57 @@ static bool check_seam( const int orig_face, const int orig_i1_fidx, const int orig_i2_fidx, int *other_face, int *orig_fidx) { + const MLoopTri *orig_lt = &ps->dm_mlooptri[orig_face]; + const float *orig_lt_tri_uv[3] = { PS_LOOPTRI_AS_UV_3(ps->dm_mloopuv, orig_lt) }; + /* vert indices from face vert order indices */ + const unsigned int i1 = ps->dm_mloop[orig_lt->tri[orig_i1_fidx]].v; + const unsigned int i2 = ps->dm_mloop[orig_lt->tri[orig_i2_fidx]].v; LinkNode *node; - int face_index; - unsigned int i1, i2; int i1_fidx = -1, i2_fidx = -1; /* index in face */ - MFace *mf; - MTFace *tf; - const MFace *orig_mf = ps->dm_mface + orig_face; - const MTFace *orig_tf = ps->dm_mtface[orig_face]; - - /* vert indices from face vert order indices */ - i1 = (*(&orig_mf->v1 + orig_i1_fidx)); - i2 = (*(&orig_mf->v1 + orig_i2_fidx)); for (node = ps->vertFaces[i1]; node; node = node->next) { - face_index = GET_INT_FROM_POINTER(node->link); + const int tri_index = GET_INT_FROM_POINTER(node->link); - if (face_index != orig_face) { - mf = ps->dm_mface + face_index; + if (tri_index != orig_face) { + const MLoopTri *lt = &ps->dm_mlooptri[tri_index]; + const int lt_vtri[3] = { PS_LOOPTRI_AS_VERT_INDEX_3(ps, lt) }; /* could check if the 2 faces images match here, * but then there wouldn't be a way to return the opposite face's info */ /* We need to know the order of the verts in the adjacent face * set the i1_fidx and i2_fidx to (0,1,2,3) */ - i1_fidx = BKE_MESH_TESSFACE_VINDEX_ORDER(mf, i1); - i2_fidx = BKE_MESH_TESSFACE_VINDEX_ORDER(mf, i2); + i1_fidx = BKE_MESH_TESSTRI_VINDEX_ORDER(lt_vtri, i1); + i2_fidx = BKE_MESH_TESSTRI_VINDEX_ORDER(lt_vtri, i2); /* Only need to check if 'i2_fidx' is valid because we know i1_fidx is the same vert on both faces */ if (i2_fidx != -1) { - Image *tpage = project_paint_face_paint_image(ps, face_index); + const float *lt_tri_uv[3] = { PS_LOOPTRI_AS_UV_3(ps->dm_mloopuv, lt) }; + Image *tpage = project_paint_face_paint_image(ps, tri_index); Image *orig_tpage = project_paint_face_paint_image(ps, orig_face); BLI_assert(i1_fidx != -1); /* This IS an adjacent face!, now lets check if the UVs are ok */ - tf = ps->dm_mtface[face_index]; /* set up the other face */ - *other_face = face_index; + *other_face = tri_index; - /* we check if difference is 1 here, else we might have a case of edge 2-0 or 3-0 for quads */ + /* we check if difference is 1 here, else we might have a case of edge 2-0 for a tri */ *orig_fidx = (i1_fidx < i2_fidx && (i2_fidx - i1_fidx == 1)) ? i1_fidx : i2_fidx; /* initialize face winding if needed */ - if ((ps->faceWindingFlags[face_index] & PROJ_FACE_WINDING_INIT) == 0) - project_face_winding_init(ps, face_index); + if ((ps->faceWindingFlags[tri_index] & PROJ_FACE_WINDING_INIT) == 0) + project_face_winding_init(ps, tri_index); /* first test if they have the same image */ if ((orig_tpage == tpage) && - cmp_uv(orig_tf->uv[orig_i1_fidx], tf->uv[i1_fidx]) && - cmp_uv(orig_tf->uv[orig_i2_fidx], tf->uv[i2_fidx])) + cmp_uv(orig_lt_tri_uv[orig_i1_fidx], lt_tri_uv[i1_fidx]) && + cmp_uv(orig_lt_tri_uv[orig_i2_fidx], lt_tri_uv[i2_fidx])) { /* if faces don't have the same winding in uv space, * they are on the same side so edge is boundary */ - if ((ps->faceWindingFlags[face_index] & PROJ_FACE_WINDING_CW) != + if ((ps->faceWindingFlags[tri_index] & PROJ_FACE_WINDING_CW) != (ps->faceWindingFlags[orig_face] & PROJ_FACE_WINDING_CW)) { return 1; @@ -1072,12 +1095,12 @@ BLI_INLINE float shell_v2v2_normal_dir_to_dist(float n[2], float d[2]) * note that the image aspect is taken into account */ static void uv_image_outset( float (*orig_uv)[2], float (*outset_uv)[2], const float scaler, - const int ibuf_x, const int ibuf_y, const bool is_quad, const bool cw) + const int ibuf_x, const int ibuf_y, const bool cw) { - float a1, a2, a3, a4 = 0.0f; - float puv[4][2]; /* pixelspace uv's */ - float no1[2], no2[2], no3[2], no4[2]; /* normals */ - float dir1[2], dir2[2], dir3[2], dir4[2]; + float a1, a2, a3; + float puv[3][2]; /* pixelspace uv's */ + float no1[2], no2[2], no3[2]; /* normals */ + float dir1[2], dir2[2], dir3[2]; float ibuf_inv[2]; ibuf_inv[0] = 1.0f / (float)ibuf_x; @@ -1093,103 +1116,47 @@ static void uv_image_outset( puv[2][0] = orig_uv[2][0] * ibuf_x; puv[2][1] = orig_uv[2][1] * ibuf_y; - if (is_quad) { - puv[3][0] = orig_uv[3][0] * ibuf_x; - puv[3][1] = orig_uv[3][1] * ibuf_y; - } - /* face edge directions */ sub_v2_v2v2(dir1, puv[1], puv[0]); sub_v2_v2v2(dir2, puv[2], puv[1]); + sub_v2_v2v2(dir3, puv[0], puv[2]); normalize_v2(dir1); normalize_v2(dir2); - - if (is_quad) { - sub_v2_v2v2(dir3, puv[3], puv[2]); - sub_v2_v2v2(dir4, puv[0], puv[3]); - normalize_v2(dir3); - normalize_v2(dir4); - } - else { - sub_v2_v2v2(dir3, puv[0], puv[2]); - normalize_v2(dir3); - } - - if (is_quad) { - /* here we just use the orthonormality property (a1, a2) dot (a2, -a1) = 0 - * to get normals from the edge directions based on the winding */ - if (cw) { - no1[0] = -dir4[1] - dir1[1]; - no1[1] = dir4[0] + dir1[0]; - no2[0] = -dir1[1] - dir2[1]; - no2[1] = dir1[0] + dir2[0]; - no3[0] = -dir2[1] - dir3[1]; - no3[1] = dir2[0] + dir3[0]; - no4[0] = -dir3[1] - dir4[1]; - no4[1] = dir3[0] + dir4[0]; - } - else { - no1[0] = dir4[1] + dir1[1]; - no1[1] = -dir4[0] - dir1[0]; - no2[0] = dir1[1] + dir2[1]; - no2[1] = -dir1[0] - dir2[0]; - no3[0] = dir2[1] + dir3[1]; - no3[1] = -dir2[0] - dir3[0]; - no4[0] = dir3[1] + dir4[1]; - no4[1] = -dir3[0] - dir4[0]; - } - - a1 = shell_v2v2_normal_dir_to_dist(no1, dir4); - a2 = shell_v2v2_normal_dir_to_dist(no2, dir1); - a3 = shell_v2v2_normal_dir_to_dist(no3, dir2); - a4 = shell_v2v2_normal_dir_to_dist(no4, dir3); - - mul_v2_fl(no1, a1 * scaler); - mul_v2_fl(no2, a2 * scaler); - mul_v2_fl(no3, a3 * scaler); - mul_v2_fl(no4, a4 * scaler); - add_v2_v2v2(outset_uv[0], puv[0], no1); - add_v2_v2v2(outset_uv[1], puv[1], no2); - add_v2_v2v2(outset_uv[2], puv[2], no3); - add_v2_v2v2(outset_uv[3], puv[3], no4); - mul_v2_v2(outset_uv[0], ibuf_inv); - mul_v2_v2(outset_uv[1], ibuf_inv); - mul_v2_v2(outset_uv[2], ibuf_inv); - mul_v2_v2(outset_uv[3], ibuf_inv); + normalize_v2(dir3); + + /* here we just use the orthonormality property (a1, a2) dot (a2, -a1) = 0 + * to get normals from the edge directions based on the winding */ + if (cw) { + no1[0] = -dir3[1] - dir1[1]; + no1[1] = dir3[0] + dir1[0]; + no2[0] = -dir1[1] - dir2[1]; + no2[1] = dir1[0] + dir2[0]; + no3[0] = -dir2[1] - dir3[1]; + no3[1] = dir2[0] + dir3[0]; } else { - if (cw) { - no1[0] = -dir3[1] - dir1[1]; - no1[1] = dir3[0] + dir1[0]; - no2[0] = -dir1[1] - dir2[1]; - no2[1] = dir1[0] + dir2[0]; - no3[0] = -dir2[1] - dir3[1]; - no3[1] = dir2[0] + dir3[0]; - } - else { - no1[0] = dir3[1] + dir1[1]; - no1[1] = -dir3[0] - dir1[0]; - no2[0] = dir1[1] + dir2[1]; - no2[1] = -dir1[0] - dir2[0]; - no3[0] = dir2[1] + dir3[1]; - no3[1] = -dir2[0] - dir3[0]; - } - - a1 = shell_v2v2_normal_dir_to_dist(no1, dir3); - a2 = shell_v2v2_normal_dir_to_dist(no2, dir1); - a3 = shell_v2v2_normal_dir_to_dist(no3, dir2); - - mul_v2_fl(no1, a1 * scaler); - mul_v2_fl(no2, a2 * scaler); - mul_v2_fl(no3, a3 * scaler); - add_v2_v2v2(outset_uv[0], puv[0], no1); - add_v2_v2v2(outset_uv[1], puv[1], no2); - add_v2_v2v2(outset_uv[2], puv[2], no3); - - mul_v2_v2(outset_uv[0], ibuf_inv); - mul_v2_v2(outset_uv[1], ibuf_inv); - mul_v2_v2(outset_uv[2], ibuf_inv); - } + no1[0] = dir3[1] + dir1[1]; + no1[1] = -dir3[0] - dir1[0]; + no2[0] = dir1[1] + dir2[1]; + no2[1] = -dir1[0] - dir2[0]; + no3[0] = dir2[1] + dir3[1]; + no3[1] = -dir2[0] - dir3[0]; + } + + a1 = shell_v2v2_normal_dir_to_dist(no1, dir3); + a2 = shell_v2v2_normal_dir_to_dist(no2, dir1); + a3 = shell_v2v2_normal_dir_to_dist(no3, dir2); + + mul_v2_fl(no1, a1 * scaler); + mul_v2_fl(no2, a2 * scaler); + mul_v2_fl(no3, a3 * scaler); + add_v2_v2v2(outset_uv[0], puv[0], no1); + add_v2_v2v2(outset_uv[1], puv[1], no2); + add_v2_v2v2(outset_uv[2], puv[2], no3); + + mul_v2_v2(outset_uv[0], ibuf_inv); + mul_v2_v2(outset_uv[1], ibuf_inv); + mul_v2_v2(outset_uv[2], ibuf_inv); } /* @@ -1198,25 +1165,25 @@ static void uv_image_outset( * * If we're multithreadng, make sure threads are locked when this is called */ -static void project_face_seams_init(const ProjPaintState *ps, const int face_index, const int is_quad) +static void project_face_seams_init(const ProjPaintState *ps, const int tri_index) { int other_face, other_fidx; /* vars for the other face, we also set its flag */ - int fidx1 = is_quad ? 3 : 2; + int fidx1 = 2; int fidx2 = 0; /* next fidx in the face (0,1,2,3) -> (1,2,3,0) or (0,1,2) -> (1,2,0) for a tri */ /* initialize face winding if needed */ - if ((ps->faceWindingFlags[face_index] & PROJ_FACE_WINDING_INIT) == 0) - project_face_winding_init(ps, face_index); + if ((ps->faceWindingFlags[tri_index] & PROJ_FACE_WINDING_INIT) == 0) + project_face_winding_init(ps, tri_index); do { - if ((ps->faceSeamFlags[face_index] & (1 << fidx1 | 16 << fidx1)) == 0) { - if (check_seam(ps, face_index, fidx1, fidx2, &other_face, &other_fidx)) { - ps->faceSeamFlags[face_index] |= 1 << fidx1; + if ((ps->faceSeamFlags[tri_index] & (1 << fidx1 | 16 << fidx1)) == 0) { + if (check_seam(ps, tri_index, fidx1, fidx2, &other_face, &other_fidx)) { + ps->faceSeamFlags[tri_index] |= 1 << fidx1; if (other_face != -1) ps->faceSeamFlags[other_face] |= 1 << other_fidx; } else { - ps->faceSeamFlags[face_index] |= 16 << fidx1; + ps->faceSeamFlags[tri_index] |= 16 << fidx1; if (other_face != -1) ps->faceSeamFlags[other_face] |= 16 << other_fidx; /* second 4 bits for disabled */ } @@ -1281,28 +1248,16 @@ static void screen_px_from_persp( static void project_face_pixel( - const MTFace *tf_other, ImBuf *ibuf_other, const float w[3], - bool side, unsigned char rgba_ub[4], float rgba_f[4]) + const float *lt_tri_uv[3], ImBuf *ibuf_other, const float w[3], + unsigned char rgba_ub[4], float rgba_f[4]) { - const float *uvCo1, *uvCo2, *uvCo3; float uv_other[2], x, y; - uvCo1 = tf_other->uv[0]; - if (side == 1) { - uvCo2 = tf_other->uv[2]; - uvCo3 = tf_other->uv[3]; - } - else { - uvCo2 = tf_other->uv[1]; - uvCo3 = tf_other->uv[2]; - } - - interp_v2_v2v2v2(uv_other, uvCo1, uvCo2, uvCo3, w); + interp_v2_v2v2v2(uv_other, UNPACK3(lt_tri_uv), w); /* use */ uvco_to_wrapped_pxco(uv_other, ibuf_other->x, ibuf_other->y, &x, &y); - if (ibuf_other->rect_float) { /* from float to float */ bilinear_interpolation_color_wrap(ibuf_other, NULL, rgba_f, x, y); } @@ -1315,8 +1270,7 @@ static void project_face_pixel( /* run this outside project_paint_uvpixel_init since pixels with mask 0 don't need init */ static float project_paint_uvpixel_mask( const ProjPaintState *ps, - const int face_index, - const bool side, + const int tri_index, const float w[3]) { float mask; @@ -1326,14 +1280,16 @@ static float project_paint_uvpixel_mask( /* another UV maps image is masking this one's */ ImBuf *ibuf_other; Image *other_tpage = ps->stencil_ima; - const MTFace *tf_other = ps->dm_mtface_stencil + face_index; if (other_tpage && (ibuf_other = BKE_image_acquire_ibuf(other_tpage, NULL, NULL))) { + const MLoopTri *lt_other = &ps->dm_mlooptri[tri_index]; + const float *lt_other_tri_uv[3] = { PS_LOOPTRI_AS_UV_3(ps->dm_mloopuv, lt_other) }; + /* BKE_image_acquire_ibuf - TODO - this may be slow */ unsigned char rgba_ub[4]; float rgba_f[4]; - project_face_pixel(tf_other, ibuf_other, w, side, rgba_ub, rgba_f); + project_face_pixel(lt_other_tri_uv, ibuf_other, w, rgba_ub, rgba_f); if (ibuf_other->rect_float) { /* from float to float */ mask = ((rgba_f[0] + rgba_f[1] + rgba_f[2]) * (1.0f / 3.0f)) * rgba_f[3]; @@ -1360,17 +1316,12 @@ static float project_paint_uvpixel_mask( } if (ps->do_mask_cavity) { - MFace *mf = &ps->dm_mface[face_index]; + const MLoopTri *lt = &ps->dm_mlooptri[tri_index]; + const int lt_vtri[3] = { PS_LOOPTRI_AS_VERT_INDEX_3(ps, lt) }; float ca1, ca2, ca3, ca_mask; - ca1 = ps->cavities[mf->v1]; - if (side == 1) { - ca2 = ps->cavities[mf->v3]; - ca3 = ps->cavities[mf->v4]; - } - else { - ca2 = ps->cavities[mf->v2]; - ca3 = ps->cavities[mf->v3]; - } + ca1 = ps->cavities[lt_vtri[0]]; + ca2 = ps->cavities[lt_vtri[1]]; + ca3 = ps->cavities[lt_vtri[2]]; ca_mask = w[0] * ca1 + w[1] * ca2 + w[2] * ca3; ca_mask = curvemapping_evaluateF(ps->cavity_curve, 0, ca_mask); @@ -1380,19 +1331,16 @@ static float project_paint_uvpixel_mask( /* calculate mask */ if (ps->do_mask_normal) { - MFace *mf = &ps->dm_mface[face_index]; + const MLoopTri *lt = &ps->dm_mlooptri[tri_index]; + const int lt_vtri[3] = { PS_LOOPTRI_AS_VERT_INDEX_3(ps, lt) }; + const MPoly *mp = &ps->dm_mpoly[lt->poly]; float no[3], angle_cos; - if (mf->flag & ME_SMOOTH) { + + if (mp->flag & ME_SMOOTH) { const short *no1, *no2, *no3; - no1 = ps->dm_mvert[mf->v1].no; - if (side == 1) { - no2 = ps->dm_mvert[mf->v3].no; - no3 = ps->dm_mvert[mf->v4].no; - } - else { - no2 = ps->dm_mvert[mf->v2].no; - no3 = ps->dm_mvert[mf->v3].no; - } + no1 = ps->dm_mvert[lt_vtri[0]].no; + no2 = ps->dm_mvert[lt_vtri[1]].no; + no3 = ps->dm_mvert[lt_vtri[2]].no; no[0] = w[0] * no1[0] + w[1] * no2[0] + w[2] * no3[0]; no[1] = w[0] * no1[1] + w[1] * no2[1] + w[2] * no3[1]; @@ -1403,20 +1351,13 @@ static float project_paint_uvpixel_mask( /* incase the */ #if 1 /* normalizing per pixel isn't optimal, we could cache or check ps->*/ - if (mf->v4) - normal_quad_v3(no, - ps->dm_mvert[mf->v1].co, - ps->dm_mvert[mf->v2].co, - ps->dm_mvert[mf->v3].co, - ps->dm_mvert[mf->v4].co); - else - normal_tri_v3(no, - ps->dm_mvert[mf->v1].co, - ps->dm_mvert[mf->v2].co, - ps->dm_mvert[mf->v3].co); + normal_tri_v3(no, + ps->dm_mvert[lt_vtri[0]].co, + ps->dm_mvert[lt_vtri[1]].co, + ps->dm_mvert[lt_vtri[2]].co); #else /* don't use because some modifiers dont have normal data (subsurf for eg) */ - copy_v3_v3(no, (float *)ps->dm->getTessFaceData(ps->dm, face_index, CD_NORMAL)); + copy_v3_v3(no, (float *)ps->dm->getTessFaceData(ps->dm, tri_index, CD_NORMAL)); #endif } @@ -1432,15 +1373,9 @@ static float project_paint_uvpixel_mask( /* Annoying but for the perspective view we need to get the pixels location in 3D space :/ */ float viewDirPersp[3]; const float *co1, *co2, *co3; - co1 = ps->dm_mvert[mf->v1].co; - if (side == 1) { - co2 = ps->dm_mvert[mf->v3].co; - co3 = ps->dm_mvert[mf->v4].co; - } - else { - co2 = ps->dm_mvert[mf->v2].co; - co3 = ps->dm_mvert[mf->v3].co; - } + co1 = ps->dm_mvert[lt_vtri[0]].co; + co2 = ps->dm_mvert[lt_vtri[1]].co; + co3 = ps->dm_mvert[lt_vtri[2]].co; /* Get the direction from the viewPoint to the pixel and normalize */ viewDirPersp[0] = (ps->viewPos[0] - (w[0] * co1[0] + w[1] * co2[0] + w[2] * co3[0])); @@ -1528,10 +1463,9 @@ static ProjPixel *project_paint_uvpixel_init( const TileInfo *tinf, int x_px, int y_px, const float mask, - const int face_index, + const int tri_index, const float pixelScreenCo[4], const float world_spaceCo[3], - const bool side, const float w[3]) { ProjPixel *projPixel; @@ -1605,22 +1539,24 @@ static ProjPixel *project_paint_uvpixel_init( /* done with view3d_project_float inline */ if (ps->tool == PAINT_TOOL_CLONE) { - if (ps->dm_mtface_clone) { + if (ps->dm_mloopuv_clone) { ImBuf *ibuf_other; - Image *other_tpage = project_paint_face_clone_image(ps, face_index); - const MTFace *tf_other = ps->dm_mtface_clone[face_index]; + Image *other_tpage = project_paint_face_clone_image(ps, tri_index); if (other_tpage && (ibuf_other = BKE_image_acquire_ibuf(other_tpage, NULL, NULL))) { + const MLoopTri *lt_other = &ps->dm_mlooptri[tri_index]; + const float *lt_other_tri_uv[3] = { PS_LOOPTRI_AS_UV_3(ps->dm_mloopuv_clone, lt_other) }; + /* BKE_image_acquire_ibuf - TODO - this may be slow */ if (ibuf->rect_float) { if (ibuf_other->rect_float) { /* from float to float */ - project_face_pixel(tf_other, ibuf_other, w, side, NULL, ((ProjPixelClone *)projPixel)->clonepx.f); + project_face_pixel(lt_other_tri_uv, ibuf_other, w, NULL, ((ProjPixelClone *)projPixel)->clonepx.f); } else { /* from char to float */ unsigned char rgba_ub[4]; float rgba[4]; - project_face_pixel(tf_other, ibuf_other, w, side, rgba_ub, NULL); + project_face_pixel(lt_other_tri_uv, ibuf_other, w, rgba_ub, NULL); srgb_to_linearrgb_uchar4(rgba, rgba_ub); straight_to_premul_v4_v4(((ProjPixelClone *)projPixel)->clonepx.f, rgba); } @@ -1628,13 +1564,13 @@ static ProjPixel *project_paint_uvpixel_init( else { if (ibuf_other->rect_float) { /* float to char */ float rgba[4]; - project_face_pixel(tf_other, ibuf_other, w, side, NULL, rgba); + project_face_pixel(lt_other_tri_uv, ibuf_other, w, NULL, rgba); premul_to_straight_v4(rgba); linearrgb_to_srgb_uchar3(((ProjPixelClone *)projPixel)->clonepx.ch, rgba); ((ProjPixelClone *)projPixel)->clonepx.ch[3] = rgba[3] * 255; } else { /* char to char */ - project_face_pixel(tf_other, ibuf_other, w, side, ((ProjPixelClone *)projPixel)->clonepx.ch, NULL); + project_face_pixel(lt_other_tri_uv, ibuf_other, w, ((ProjPixelClone *)projPixel)->clonepx.ch, NULL); } } @@ -1835,35 +1771,14 @@ static bool line_clip_rect2f( -/* scale the quad & tri about its center - * scaling by PROJ_FACE_SCALE_SEAM (0.99x) is used for getting fake UV pixel coords that are on the - * edge of the face but slightly inside it occlusion tests don't return hits on adjacent faces */ +/** + * Scale the tri about its center + * scaling by #PROJ_FACE_SCALE_SEAM (0.99x) is used for getting fake UV pixel coords that are on the + * edge of the face but slightly inside it occlusion tests don't return hits on adjacent faces + */ #ifndef PROJ_DEBUG_NOSEAMBLEED -static void scale_quad(float insetCos[4][3], float *origCos[4], const float inset) -{ - float cent[3]; - cent[0] = (origCos[0][0] + origCos[1][0] + origCos[2][0] + origCos[3][0]) * (1.0f / 4.0f); - cent[1] = (origCos[0][1] + origCos[1][1] + origCos[2][1] + origCos[3][1]) * (1.0f / 4.0f); - cent[2] = (origCos[0][2] + origCos[1][2] + origCos[2][2] + origCos[3][2]) * (1.0f / 4.0f); - - sub_v3_v3v3(insetCos[0], origCos[0], cent); - sub_v3_v3v3(insetCos[1], origCos[1], cent); - sub_v3_v3v3(insetCos[2], origCos[2], cent); - sub_v3_v3v3(insetCos[3], origCos[3], cent); - - mul_v3_fl(insetCos[0], inset); - mul_v3_fl(insetCos[1], inset); - mul_v3_fl(insetCos[2], inset); - mul_v3_fl(insetCos[3], inset); - - add_v3_v3(insetCos[0], cent); - add_v3_v3(insetCos[1], cent); - add_v3_v3(insetCos[2], cent); - add_v3_v3(insetCos[3], cent); -} - -static void scale_tri(float insetCos[4][3], float *origCos[4], const float inset) +static void scale_tri(float insetCos[3][3], const float *origCos[4], const float inset) { float cent[3]; cent[0] = (origCos[0][0] + origCos[1][0] + origCos[2][0]) * (1.0f / 3.0f); @@ -2489,7 +2404,7 @@ static bool IsectPoly2Df_twoside(const float pt[2], float uv[][2], const int tot * optionally initialize pixels for removing seams */ static void project_paint_face_init( const ProjPaintState *ps, - const int thread_index, const int bucket_index, const int face_index, const int image_index, + const int thread_index, const int bucket_index, const int tri_index, const int image_index, const rctf *clip_rect, const rctf *bucket_bounds, ImBuf *ibuf, ImBuf **tmpibuf, const bool clamp_u, const bool clamp_v) { @@ -2507,8 +2422,9 @@ static void project_paint_face_init( ps->projImages + image_index }; - const MFace *mf = ps->dm_mface + face_index; - const MTFace *tf = ps->dm_mtface[face_index]; + const MLoopTri *lt = &ps->dm_mlooptri[tri_index]; + const int lt_vtri[3] = { PS_LOOPTRI_AS_VERT_INDEX_3(ps, lt) }; + const float *lt_tri_uv[3] = { PS_LOOPTRI_AS_UV_3(ps->dm_mloopuv, lt) }; /* UV/pixel seeking data */ int x; /* Image X-Pixel */ @@ -2516,21 +2432,20 @@ static void project_paint_face_init( float mask; float uv[2]; /* Image floating point UV - same as x, y but from 0.0-1.0 */ - bool side; - const float *v1coSS, *v2coSS, *v3coSS; /* vert co screen-space, these will be assigned to mf->v1,2,3 or mf->v1,3,4 */ + const float *v1coSS, *v2coSS, *v3coSS; /* vert co screen-space, these will be assigned to lt_vtri[0-2] */ - float *vCo[4]; /* vertex screenspace coords */ + const float *vCo[3]; /* vertex screenspace coords */ float w[3], wco[3]; - float *uv1co, *uv2co, *uv3co; /* for convenience only, these will be assigned to tf->uv[0],1,2 or tf->uv[0],2,3 */ + float *uv1co, *uv2co, *uv3co; /* for convenience only, these will be assigned to lt_tri_uv[0],1,2 or lt_tri_uv[0],2,3 */ float pixelScreenCo[4]; bool do_3d_mapping = ps->brush->mtex.brush_map_mode == MTEX_MAP_MODE_3D; rcti bounds_px; /* ispace bounds */ /* vars for getting uvspace bounds */ - float tf_uv_pxoffset[4][2]; /* bucket bounds in UV space so we can init pixels only for this face, */ + float lt_uv_pxoffset[3][2]; /* bucket bounds in UV space so we can init pixels only for this face, */ float xhalfpx, yhalfpx; const float ibuf_xf = (float)ibuf->x, ibuf_yf = (float)ibuf->y; @@ -2543,12 +2458,12 @@ static void project_paint_face_init( const bool do_backfacecull = ps->do_backfacecull; const bool do_clip = ps->rv3d ? ps->rv3d->rflag & RV3D_CLIPPING : 0; - vCo[0] = ps->dm_mvert[mf->v1].co; - vCo[1] = ps->dm_mvert[mf->v2].co; - vCo[2] = ps->dm_mvert[mf->v3].co; + vCo[0] = ps->dm_mvert[lt_vtri[0]].co; + vCo[1] = ps->dm_mvert[lt_vtri[1]].co; + vCo[2] = ps->dm_mvert[lt_vtri[2]].co; - /* Use tf_uv_pxoffset instead of tf->uv so we can offset the UV half a pixel + /* Use lt_uv_pxoffset instead of lt_tri_uv so we can offset the UV half a pixel * this is done so we can avoid offsetting all the pixels by 0.5 which causes * problems when wrapping negative coords */ xhalfpx = (0.5f + (PROJ_PIXEL_TOLERANCE * (1.0f / 3.0f))) / ibuf_xf; @@ -2563,45 +2478,25 @@ static void project_paint_face_init( * but since the first thing most people try is painting onto a quad- better make it work. */ - tf_uv_pxoffset[0][0] = tf->uv[0][0] - xhalfpx; - tf_uv_pxoffset[0][1] = tf->uv[0][1] - yhalfpx; + lt_uv_pxoffset[0][0] = lt_tri_uv[0][0] - xhalfpx; + lt_uv_pxoffset[0][1] = lt_tri_uv[0][1] - yhalfpx; - tf_uv_pxoffset[1][0] = tf->uv[1][0] - xhalfpx; - tf_uv_pxoffset[1][1] = tf->uv[1][1] - yhalfpx; + lt_uv_pxoffset[1][0] = lt_tri_uv[1][0] - xhalfpx; + lt_uv_pxoffset[1][1] = lt_tri_uv[1][1] - yhalfpx; - tf_uv_pxoffset[2][0] = tf->uv[2][0] - xhalfpx; - tf_uv_pxoffset[2][1] = tf->uv[2][1] - yhalfpx; + lt_uv_pxoffset[2][0] = lt_tri_uv[2][0] - xhalfpx; + lt_uv_pxoffset[2][1] = lt_tri_uv[2][1] - yhalfpx; - if (mf->v4) { - vCo[3] = ps->dm_mvert[mf->v4].co; - - tf_uv_pxoffset[3][0] = tf->uv[3][0] - xhalfpx; - tf_uv_pxoffset[3][1] = tf->uv[3][1] - yhalfpx; - side = 1; - } - else { - side = 0; - } - - do { - int i1, i2, i3; - - if (side == 1) { - i1 = 0; i2 = 2; i3 = 3; - } - else { - i1 = 0; i2 = 1; i3 = 2; - } - - uv1co = tf_uv_pxoffset[i1]; // was tf->uv[i1]; - uv2co = tf_uv_pxoffset[i2]; // was tf->uv[i2]; - uv3co = tf_uv_pxoffset[i3]; // was tf->uv[i3]; + { + uv1co = lt_uv_pxoffset[0]; // was lt_tri_uv[i1]; + uv2co = lt_uv_pxoffset[1]; // was lt_tri_uv[i2]; + uv3co = lt_uv_pxoffset[2]; // was lt_tri_uv[i3]; - v1coSS = ps->screenCoords[(*(&mf->v1 + i1))]; - v2coSS = ps->screenCoords[(*(&mf->v1 + i2))]; - v3coSS = ps->screenCoords[(*(&mf->v1 + i3))]; + v1coSS = ps->screenCoords[lt_vtri[0]]; + v2coSS = ps->screenCoords[lt_vtri[1]]; + v3coSS = ps->screenCoords[lt_vtri[2]]; - /* This funtion gives is a concave polyline in UV space from the clipped quad and tri*/ + /* This funtion gives is a concave polyline in UV space from the clipped tri*/ project_bucket_clip_face( is_ortho, is_flip_object, clip_rect, bucket_bounds, @@ -2658,7 +2553,12 @@ static void project_paint_face_init( /* a pity we need to get the worldspace pixel location here */ if (do_clip || do_3d_mapping) { - interp_v3_v3v3v3(wco, ps->dm_mvert[(*(&mf->v1 + i1))].co, ps->dm_mvert[(*(&mf->v1 + i2))].co, ps->dm_mvert[(*(&mf->v1 + i3))].co, w); + interp_v3_v3v3v3( + wco, + ps->dm_mvert[lt_vtri[0]].co, + ps->dm_mvert[lt_vtri[1]].co, + ps->dm_mvert[lt_vtri[2]].co, + w); if (do_clip && ED_view3d_clipping_test(ps->rv3d, wco, true)) { continue; /* Watch out that no code below this needs to run */ } @@ -2666,17 +2566,17 @@ static void project_paint_face_init( /* Is this UV visible from the view? - raytrace */ /* project_paint_PickFace is less complex, use for testing */ - //if (project_paint_PickFace(ps, pixelScreenCo, w, &side) == face_index) { + //if (project_paint_PickFace(ps, pixelScreenCo, w, &side) == tri_index) { if ((ps->do_occlude == false) || - !project_bucket_point_occluded(ps, bucketFaceNodes, face_index, pixelScreenCo)) + !project_bucket_point_occluded(ps, bucketFaceNodes, tri_index, pixelScreenCo)) { - mask = project_paint_uvpixel_mask(ps, face_index, side, w); + mask = project_paint_uvpixel_mask(ps, tri_index, w); if (mask > 0.0f) { BLI_linklist_prepend_arena( bucketPixelNodes, - project_paint_uvpixel_init(ps, arena, &tinf, x, y, mask, face_index, - pixelScreenCo, wco, side, w), + project_paint_uvpixel_init(ps, arena, &tinf, x, y, mask, tri_index, + pixelScreenCo, wco, w), arena ); } @@ -2700,8 +2600,7 @@ static void project_paint_face_init( #endif } } - } while (side--); - + } #ifndef PROJ_DEBUG_NOSEAMBLEED @@ -2711,20 +2610,19 @@ static void project_paint_face_init( if (threaded) BLI_lock_thread(LOCK_CUSTOM1); /* Other threads could be modifying these vars */ - face_seam_flag = ps->faceSeamFlags[face_index]; + face_seam_flag = ps->faceSeamFlags[tri_index]; /* are any of our edges un-initialized? */ if ((face_seam_flag & (PROJ_FACE_SEAM1 | PROJ_FACE_NOSEAM1)) == 0 || (face_seam_flag & (PROJ_FACE_SEAM2 | PROJ_FACE_NOSEAM2)) == 0 || - (face_seam_flag & (PROJ_FACE_SEAM3 | PROJ_FACE_NOSEAM3)) == 0 || - (face_seam_flag & (PROJ_FACE_SEAM4 | PROJ_FACE_NOSEAM4)) == 0) + (face_seam_flag & (PROJ_FACE_SEAM3 | PROJ_FACE_NOSEAM3)) == 0) { - project_face_seams_init(ps, face_index, mf->v4); - face_seam_flag = ps->faceSeamFlags[face_index]; - //printf("seams - %d %d %d %d\n", flag&PROJ_FACE_SEAM1, flag&PROJ_FACE_SEAM2, flag&PROJ_FACE_SEAM3, flag&PROJ_FACE_SEAM4); + project_face_seams_init(ps, tri_index); + face_seam_flag = ps->faceSeamFlags[tri_index]; + //printf("seams - %d %d %d %d\n", flag&PROJ_FACE_SEAM1, flag&PROJ_FACE_SEAM2, flag&PROJ_FACE_SEAM3); } - if ((face_seam_flag & (PROJ_FACE_SEAM1 | PROJ_FACE_SEAM2 | PROJ_FACE_SEAM3 | PROJ_FACE_SEAM4)) == 0) { + if ((face_seam_flag & (PROJ_FACE_SEAM1 | PROJ_FACE_SEAM2 | PROJ_FACE_SEAM3)) == 0) { if (threaded) BLI_unlock_thread(LOCK_CUSTOM1); /* Other threads could be modifying these vars */ @@ -2734,10 +2632,10 @@ static void project_paint_face_init( /* we have a seam - deal with it! */ /* Now create new UV's for the seam face */ - float (*outset_uv)[2] = ps->faceSeamUVs[face_index]; - float insetCos[4][3]; /* inset face coords. NOTE!!! ScreenSace for ortho, Worldspace in prespective view */ + float (*outset_uv)[2] = ps->faceSeamUVs[tri_index]; + float insetCos[3][3]; /* inset face coords. NOTE!!! ScreenSace for ortho, Worldspace in prespective view */ - float *vCoSS[4]; /* vertex screenspace coords */ + const float *vCoSS[3]; /* vertex screenspace coords */ float bucket_clip_edges[2][2]; /* store the screenspace coords of the face, clipped by the bucket's screen aligned rectangle */ float edge_verts_inset_clip[2][3]; @@ -2747,48 +2645,40 @@ static void project_paint_face_init( float fac1, fac2; if (outset_uv[0][0] == FLT_MAX) /* first time initialize */ - uv_image_outset(tf_uv_pxoffset, outset_uv, ps->seam_bleed_px, ibuf->x, ibuf->y, mf->v4 != 0, (ps->faceWindingFlags[face_index] & PROJ_FACE_WINDING_CW) == 0); + uv_image_outset( + lt_uv_pxoffset, outset_uv, ps->seam_bleed_px, + ibuf->x, ibuf->y, (ps->faceWindingFlags[tri_index] & PROJ_FACE_WINDING_CW) == 0); /* ps->faceSeamUVs cant be modified when threading, now this is done we can unlock */ if (threaded) BLI_unlock_thread(LOCK_CUSTOM1); /* Other threads could be modifying these vars */ - vCoSS[0] = ps->screenCoords[mf->v1]; - vCoSS[1] = ps->screenCoords[mf->v2]; - vCoSS[2] = ps->screenCoords[mf->v3]; - if (mf->v4) - vCoSS[3] = ps->screenCoords[mf->v4]; + vCoSS[0] = ps->screenCoords[lt_vtri[0]]; + vCoSS[1] = ps->screenCoords[lt_vtri[1]]; + vCoSS[2] = ps->screenCoords[lt_vtri[2]]; /* PROJ_FACE_SCALE_SEAM must be slightly less then 1.0f */ if (is_ortho) { - if (mf->v4) scale_quad(insetCos, vCoSS, PROJ_FACE_SCALE_SEAM); - else scale_tri(insetCos, vCoSS, PROJ_FACE_SCALE_SEAM); + scale_tri(insetCos, vCoSS, PROJ_FACE_SCALE_SEAM); } else { - if (mf->v4) scale_quad(insetCos, vCo, PROJ_FACE_SCALE_SEAM); - else scale_tri(insetCos, vCo, PROJ_FACE_SCALE_SEAM); + scale_tri(insetCos, vCo, PROJ_FACE_SCALE_SEAM); } - side = 0; /* for triangles this wont need to change */ - - for (fidx1 = 0; fidx1 < (mf->v4 ? 4 : 3); fidx1++) { - if (mf->v4) fidx2 = (fidx1 == 3) ? 0 : fidx1 + 1; /* next fidx in the face (0,1,2,3) -> (1,2,3,0) */ - else fidx2 = (fidx1 == 2) ? 0 : fidx1 + 1; /* next fidx in the face (0,1,2) -> (1,2,0) */ + for (fidx1 = 0; fidx1 < 3; fidx1++) { + // if (lt->v4) fidx2 = (fidx1 == 3) ? 0 : fidx1 + 1; /* next fidx in the face (0,1,2,3) -> (1,2,3,0) */ + // else + fidx2 = (fidx1 == 2) ? 0 : fidx1 + 1; /* next fidx in the face (0,1,2) -> (1,2,0) */ if ((face_seam_flag & (1 << fidx1)) && /* 1<<fidx1 -> PROJ_FACE_SEAM# */ line_clip_rect2f(clip_rect, bucket_bounds, vCoSS[fidx1], vCoSS[fidx2], bucket_clip_edges[0], bucket_clip_edges[1])) { if (len_squared_v2v2(vCoSS[fidx1], vCoSS[fidx2]) > FLT_EPSILON) { /* avoid div by zero */ - if (mf->v4) { - if (fidx1 == 3 || fidx2 == 3) side = 1; - else side = 0; - } - fac1 = line_point_factor_v2(bucket_clip_edges[0], vCoSS[fidx1], vCoSS[fidx2]); fac2 = line_point_factor_v2(bucket_clip_edges[1], vCoSS[fidx1], vCoSS[fidx2]); - interp_v2_v2v2(seam_subsection[0], tf_uv_pxoffset[fidx1], tf_uv_pxoffset[fidx2], fac1); - interp_v2_v2v2(seam_subsection[1], tf_uv_pxoffset[fidx1], tf_uv_pxoffset[fidx2], fac2); + interp_v2_v2v2(seam_subsection[0], lt_uv_pxoffset[fidx1], lt_uv_pxoffset[fidx2], fac1); + interp_v2_v2v2(seam_subsection[1], lt_uv_pxoffset[fidx1], lt_uv_pxoffset[fidx2], fac2); interp_v2_v2v2(seam_subsection[2], outset_uv[fidx1], outset_uv[fidx2], fac2); interp_v2_v2v2(seam_subsection[3], outset_uv[fidx1], outset_uv[fidx2], fac1); @@ -2799,7 +2689,7 @@ static void project_paint_face_init( interp_v3_v3v3(edge_verts_inset_clip[1], insetCos[fidx1], insetCos[fidx2], fac2); - if (pixel_bounds_uv(seam_subsection[0], seam_subsection[1], seam_subsection[2], seam_subsection[3], &bounds_px, ibuf->x, ibuf->y, true)) { + if (pixel_bounds_uv(seam_subsection, &bounds_px, ibuf->x, ibuf->y)) { /* bounds between the seam rect and the uvspace bucket pixels */ has_isect = 0; @@ -2813,7 +2703,7 @@ static void project_paint_face_init( uv[0] = (float)x / ibuf_xf; /* use offset uvs instead */ /* test we're inside uvspace bucket and triangle bounds */ - if (isect_point_quad_v2(uv, seam_subsection[0], seam_subsection[1], seam_subsection[2], seam_subsection[3])) { + if (isect_point_quad_v2(uv, UNPACK4(seam_subsection))) { float fac; /* We need to find the closest point along the face edge, @@ -2839,53 +2729,41 @@ static void project_paint_face_init( } if ((ps->do_occlude == false) || - !project_bucket_point_occluded(ps, bucketFaceNodes, face_index, pixelScreenCo)) + !project_bucket_point_occluded(ps, bucketFaceNodes, tri_index, pixelScreenCo)) { /* Only bother calculating the weights if we intersect */ - if (ps->do_mask_normal || ps->dm_mtface_clone) { + if (ps->do_mask_normal || ps->dm_mloopuv_clone) { const float uv_fac = fac1 + (fac * (fac2 - fac1)); #if 0 /* get the UV on the line since we want to copy the pixels from there for bleeding */ float uv_close[2]; - interp_v2_v2v2(uv_close, tf_uv_pxoffset[fidx1], tf_uv_pxoffset[fidx2], uv_fac); - if (side) { - barycentric_weights_v2(tf_uv_pxoffset[0], tf_uv_pxoffset[2], tf_uv_pxoffset[3], uv_close, w); - } - else { - barycentric_weights_v2(tf_uv_pxoffset[0], tf_uv_pxoffset[1], tf_uv_pxoffset[2], uv_close, w); - } + interp_v2_v2v2(uv_close, lt_uv_pxoffset[fidx1], lt_uv_pxoffset[fidx2], uv_fac); + barycentric_weights_v2(lt_uv_pxoffset[0], lt_uv_pxoffset[1], lt_uv_pxoffset[2], uv_close, w); #else /* Cheat, we know where we are along the edge so work out the weights from that */ w[0] = w[1] = w[2] = 0.0; - if (side) { - w[fidx1 ? fidx1 - 1 : 0] = 1.0f - uv_fac; - w[fidx2 ? fidx2 - 1 : 0] = uv_fac; - } - else { - w[fidx1] = 1.0f - uv_fac; - w[fidx2] = uv_fac; - } + w[fidx1] = 1.0f - uv_fac; + w[fidx2] = uv_fac; #endif } /* a pity we need to get the worldspace pixel location here */ if (do_clip || do_3d_mapping) { - if (side) interp_v3_v3v3v3(wco, vCo[0], vCo[2], vCo[3], w); - else interp_v3_v3v3v3(wco, vCo[0], vCo[1], vCo[2], w); + interp_v3_v3v3v3(wco, vCo[0], vCo[1], vCo[2], w); if (do_clip && ED_view3d_clipping_test(ps->rv3d, wco, true)) { continue; /* Watch out that no code below this needs to run */ } } - mask = project_paint_uvpixel_mask(ps, face_index, side, w); + mask = project_paint_uvpixel_mask(ps, tri_index, w); if (mask > 0.0f) { BLI_linklist_prepend_arena( bucketPixelNodes, - project_paint_uvpixel_init(ps, arena, &tinf, x, y, mask, face_index, - pixelScreenCo, wco, side, w), + project_paint_uvpixel_init(ps, arena, &tinf, x, y, mask, tri_index, + pixelScreenCo, wco, w), arena ); } @@ -2952,7 +2830,7 @@ static void project_bucket_bounds(const ProjPaintState *ps, const int bucket_x, static void project_bucket_init(const ProjPaintState *ps, const int thread_index, const int bucket_index, const rctf *clip_rect, const rctf *bucket_bounds) { LinkNode *node; - int face_index, image_index = 0; + int tri_index, image_index = 0; ImBuf *ibuf = NULL; Image *tpage_last = NULL, *tpage; Image *ima = NULL; @@ -2974,10 +2852,10 @@ static void project_bucket_init(const ProjPaintState *ps, const int thread_index /* More complicated loop, switch between images */ for (node = ps->bucketFaces[bucket_index]; node; node = node->next) { - face_index = GET_INT_FROM_POINTER(node->link); + tri_index = GET_INT_FROM_POINTER(node->link); /* Image context switching */ - tpage = project_paint_face_paint_image(ps, face_index); + tpage = project_paint_face_paint_image(ps, tri_index); if (tpage_last != tpage) { tpage_last = tpage; @@ -2992,7 +2870,7 @@ static void project_bucket_init(const ProjPaintState *ps, const int thread_index /* context switching done */ project_paint_face_init( - ps, thread_index, bucket_index, face_index, image_index, + ps, thread_index, bucket_index, tri_index, image_index, clip_rect, bucket_bounds, ibuf, &tmpibuf, (ima->tpageflag & IMA_CLAMP_U) != 0, (ima->tpageflag & IMA_CLAMP_V) != 0); } @@ -3011,66 +2889,47 @@ static void project_bucket_init(const ProjPaintState *ps, const int thread_index * calculated when it might not be needed later, (at the moment at least) * obviously it shouldn't have bugs though */ -static bool project_bucket_face_isect(ProjPaintState *ps, int bucket_x, int bucket_y, const MFace *mf) +static bool project_bucket_face_isect(ProjPaintState *ps, int bucket_x, int bucket_y, const MLoopTri *lt) { /* TODO - replace this with a tricker method that uses sideofline for all screenCoords's edges against the closest bucket corner */ + const int lt_vtri[3] = { PS_LOOPTRI_AS_VERT_INDEX_3(ps, lt) }; rctf bucket_bounds; float p1[2], p2[2], p3[2], p4[2]; - const float *v, *v1, *v2, *v3, *v4 = NULL; + const float *v, *v1, *v2, *v3; int fidx; project_bucket_bounds(ps, bucket_x, bucket_y, &bucket_bounds); /* Is one of the faces verts in the bucket bounds? */ - fidx = mf->v4 ? 3 : 2; + fidx = 2; do { - v = ps->screenCoords[(*(&mf->v1 + fidx))]; + v = ps->screenCoords[lt_vtri[fidx]]; if (BLI_rctf_isect_pt_v(&bucket_bounds, v)) { return 1; } } while (fidx--); - v1 = ps->screenCoords[mf->v1]; - v2 = ps->screenCoords[mf->v2]; - v3 = ps->screenCoords[mf->v3]; - if (mf->v4) { - v4 = ps->screenCoords[mf->v4]; - } + v1 = ps->screenCoords[lt_vtri[0]]; + v2 = ps->screenCoords[lt_vtri[1]]; + v3 = ps->screenCoords[lt_vtri[2]]; p1[0] = bucket_bounds.xmin; p1[1] = bucket_bounds.ymin; p2[0] = bucket_bounds.xmin; p2[1] = bucket_bounds.ymax; p3[0] = bucket_bounds.xmax; p3[1] = bucket_bounds.ymax; p4[0] = bucket_bounds.xmax; p4[1] = bucket_bounds.ymin; - if (mf->v4) { - if (isect_point_quad_v2(p1, v1, v2, v3, v4) || - isect_point_quad_v2(p2, v1, v2, v3, v4) || - isect_point_quad_v2(p3, v1, v2, v3, v4) || - isect_point_quad_v2(p4, v1, v2, v3, v4) || - - /* we can avoid testing v3,v1 because another intersection MUST exist if this intersects */ - (isect_line_line_v2(p1, p2, v1, v2) || isect_line_line_v2(p1, p2, v2, v3) || isect_line_line_v2(p1, p2, v3, v4)) || - (isect_line_line_v2(p2, p3, v1, v2) || isect_line_line_v2(p2, p3, v2, v3) || isect_line_line_v2(p2, p3, v3, v4)) || - (isect_line_line_v2(p3, p4, v1, v2) || isect_line_line_v2(p3, p4, v2, v3) || isect_line_line_v2(p3, p4, v3, v4)) || - (isect_line_line_v2(p4, p1, v1, v2) || isect_line_line_v2(p4, p1, v2, v3) || isect_line_line_v2(p4, p1, v3, v4))) - { - return 1; - } - } - else { - if (isect_point_tri_v2(p1, v1, v2, v3) || - isect_point_tri_v2(p2, v1, v2, v3) || - isect_point_tri_v2(p3, v1, v2, v3) || - isect_point_tri_v2(p4, v1, v2, v3) || - /* we can avoid testing v3,v1 because another intersection MUST exist if this intersects */ - (isect_line_line_v2(p1, p2, v1, v2) || isect_line_line_v2(p1, p2, v2, v3)) || - (isect_line_line_v2(p2, p3, v1, v2) || isect_line_line_v2(p2, p3, v2, v3)) || - (isect_line_line_v2(p3, p4, v1, v2) || isect_line_line_v2(p3, p4, v2, v3)) || - (isect_line_line_v2(p4, p1, v1, v2) || isect_line_line_v2(p4, p1, v2, v3))) - { - return 1; - } + if (isect_point_tri_v2(p1, v1, v2, v3) || + isect_point_tri_v2(p2, v1, v2, v3) || + isect_point_tri_v2(p3, v1, v2, v3) || + isect_point_tri_v2(p4, v1, v2, v3) || + /* we can avoid testing v3,v1 because another intersection MUST exist if this intersects */ + (isect_line_line_v2(p1, p2, v1, v2) || isect_line_line_v2(p1, p2, v2, v3)) || + (isect_line_line_v2(p2, p3, v1, v2) || isect_line_line_v2(p2, p3, v2, v3)) || + (isect_line_line_v2(p3, p4, v1, v2) || isect_line_line_v2(p3, p4, v2, v3)) || + (isect_line_line_v2(p4, p1, v1, v2) || isect_line_line_v2(p4, p1, v2, v3))) + { + return 1; } return 0; @@ -3078,8 +2937,9 @@ static bool project_bucket_face_isect(ProjPaintState *ps, int bucket_x, int buck /* Add faces to the bucket but don't initialize its pixels * TODO - when painting occluded, sort the faces on their min-Z and only add faces that faces that are not occluded */ -static void project_paint_delayed_face_init(ProjPaintState *ps, const MFace *mf, const int face_index) +static void project_paint_delayed_face_init(ProjPaintState *ps, const MLoopTri *lt, const int tri_index) { + const int lt_vtri[3] = { PS_LOOPTRI_AS_VERT_INDEX_3(ps, lt) }; float min[2], max[2], *vCoSS; int bucketMin[2], bucketMax[2]; /* for ps->bucketRect indexing */ int fidx, bucket_x, bucket_y; @@ -3088,9 +2948,9 @@ static void project_paint_delayed_face_init(ProjPaintState *ps, const MFace *mf, INIT_MINMAX2(min, max); - fidx = mf->v4 ? 3 : 2; + fidx = 2; do { - vCoSS = ps->screenCoords[*(&mf->v1 + fidx)]; + vCoSS = ps->screenCoords[lt_vtri[fidx]]; minmax_v2v2_v2(min, max, vCoSS); } while (fidx--); @@ -3099,11 +2959,11 @@ static void project_paint_delayed_face_init(ProjPaintState *ps, const MFace *mf, for (bucket_y = bucketMin[1]; bucket_y < bucketMax[1]; bucket_y++) { has_x_isect = 0; for (bucket_x = bucketMin[0]; bucket_x < bucketMax[0]; bucket_x++) { - if (project_bucket_face_isect(ps, bucket_x, bucket_y, mf)) { + if (project_bucket_face_isect(ps, bucket_x, bucket_y, lt)) { int bucket_index = bucket_x + (bucket_y * ps->buckets_x); BLI_linklist_prepend_arena( &ps->bucketFaces[bucket_index], - SET_INT_IN_POINTER(face_index), /* cast to a pointer to shut up the compiler */ + SET_INT_IN_POINTER(tri_index), /* cast to a pointer to shut up the compiler */ arena ); @@ -3123,25 +2983,23 @@ static void project_paint_delayed_face_init(ProjPaintState *ps, const MFace *mf, #ifndef PROJ_DEBUG_NOSEAMBLEED if (ps->seam_bleed_px > 0.0f) { - if (!mf->v4) { - ps->faceSeamFlags[face_index] |= PROJ_FACE_NOSEAM4; /* so this wont show up as an untagged edge */ - } - **ps->faceSeamUVs[face_index] = FLT_MAX; /* set as uninitialized */ + **ps->faceSeamUVs[tri_index] = FLT_MAX; /* set as uninitialized */ } #endif } -/* when using subsurf or multires, mface arrays are thrown away, we need to keep a copy */ +/** + * \note when using subsurf or multires, some arrays are thrown away, we need to keep a copy + */ static void proj_paint_state_non_cddm_init(ProjPaintState *ps) { if (ps->dm->type != DM_TYPE_CDDM) { ps->dm_mvert = MEM_dupallocN(ps->dm_mvert); - ps->dm_mface = MEM_dupallocN(ps->dm_mface); /* looks like these are ok for now.*/ #if 0 - ps->dm_mtface = MEM_dupallocN(ps->dm_mtface); - ps->dm_mtface_clone = MEM_dupallocN(ps->dm_mtface_clone); - ps->dm_mtface_stencil = MEM_dupallocN(ps->dm_mtface_stencil); + ps->dm_mloopuv = MEM_dupallocN(ps->dm_mloopuv); + ps->dm_mloopuv_clone = MEM_dupallocN(ps->dm_mloopuv_clone); + ps->dm_mloopuv_stencil = MEM_dupallocN(ps->dm_mloopuv_stencil); #endif } } @@ -3257,7 +3115,7 @@ static void proj_paint_state_viewport_init( static void proj_paint_state_screen_coords_init(ProjPaintState *ps, const int diameter) { - MVert *mv; + const MVert *mv; float *projScreenCo; float projMargin; int a; @@ -3333,8 +3191,8 @@ static void proj_paint_state_screen_coords_init(ProjPaintState *ps, const int di static void proj_paint_state_cavity_init(ProjPaintState *ps) { - MVert *mv; - MEdge *me; + const MVert *mv; + const MEdge *me; float *cavities; int a; @@ -3375,9 +3233,9 @@ static void proj_paint_state_seam_bleed_init(ProjPaintState *ps) { if (ps->seam_bleed_px > 0.0f) { ps->vertFaces = MEM_callocN(sizeof(LinkNode *) * ps->dm_totvert, "paint-vertFaces"); - ps->faceSeamFlags = MEM_callocN(sizeof(char) * ps->dm_totface, "paint-faceSeamFlags"); - ps->faceWindingFlags = MEM_callocN(sizeof(char) * ps->dm_totface, "paint-faceWindindFlags"); - ps->faceSeamUVs = MEM_mallocN(sizeof(float) * ps->dm_totface * 8, "paint-faceSeamUVs"); + ps->faceSeamFlags = MEM_callocN(sizeof(char) * ps->dm_totlooptri, "paint-faceSeamFlags"); + ps->faceWindingFlags = MEM_callocN(sizeof(char) * ps->dm_totlooptri, "paint-faceWindindFlags"); + ps->faceSeamUVs = MEM_mallocN(sizeof(float[3][2]) * ps->dm_totlooptri, "paint-faceSeamUVs"); } } #endif @@ -3417,7 +3275,7 @@ static void proj_paint_state_vert_flags_init(ProjPaintState *ps) { if (ps->do_backfacecull && ps->do_mask_normal) { float viewDirPersp[3]; - MVert *mv; + const MVert *mv; float no[3]; int a; @@ -3454,17 +3312,16 @@ static void proj_paint_state_vert_flags_init(ProjPaintState *ps) #ifndef PROJ_DEBUG_NOSEAMBLEED static void project_paint_bleed_add_face_user( const ProjPaintState *ps, MemArena *arena, - const MFace *mf, const int face_index) + const MLoopTri *lt, const int tri_index) { /* add face user if we have bleed enabled, set the UV seam flags later */ /* annoying but we need to add all faces even ones we never use elsewhere */ if (ps->seam_bleed_px > 0.0f) { - BLI_linklist_prepend_arena(&ps->vertFaces[mf->v1], SET_INT_IN_POINTER(face_index), arena); - BLI_linklist_prepend_arena(&ps->vertFaces[mf->v2], SET_INT_IN_POINTER(face_index), arena); - BLI_linklist_prepend_arena(&ps->vertFaces[mf->v3], SET_INT_IN_POINTER(face_index), arena); - if (mf->v4) { - BLI_linklist_prepend_arena(&ps->vertFaces[mf->v4], SET_INT_IN_POINTER(face_index), arena); - } + const int lt_vtri[3] = { PS_LOOPTRI_AS_VERT_INDEX_3(ps, lt) }; + void *tri_index_p = SET_INT_IN_POINTER(tri_index); + BLI_linklist_prepend_arena(&ps->vertFaces[lt_vtri[0]], tri_index_p, arena); + BLI_linklist_prepend_arena(&ps->vertFaces[lt_vtri[1]], tri_index_p, arena); + BLI_linklist_prepend_arena(&ps->vertFaces[lt_vtri[2]], tri_index_p, arena); } } #endif @@ -3479,7 +3336,7 @@ static bool proj_paint_state_dm_init(ProjPaintState *ps) ps->dm_release = true; } else if (ps->ob->derivedFinal && - CustomData_has_layer(&ps->ob->derivedFinal->faceData, CD_MTFACE) && + CustomData_has_layer(&ps->ob->derivedFinal->loopData, CD_MLOOPUV) && (ps->do_face_sel == false || CustomData_has_layer(&ps->ob->derivedFinal->polyData, CD_ORIGINDEX))) { ps->dm = ps->ob->derivedFinal; @@ -3492,7 +3349,7 @@ static bool proj_paint_state_dm_init(ProjPaintState *ps) ps->dm_release = true; } - if (!CustomData_has_layer(&ps->dm->faceData, CD_MTFACE)) { + if (!CustomData_has_layer(&ps->dm->loopData, CD_MLOOPUV)) { if (ps->dm_release) ps->dm->release(ps->dm); @@ -3503,52 +3360,56 @@ static bool proj_paint_state_dm_init(ProjPaintState *ps) DM_update_materials(ps->dm, ps->ob); - ps->dm_totvert = ps->dm->getNumVerts(ps->dm); - ps->dm_totedge = ps->dm->getNumEdges(ps->dm); - ps->dm_totface = ps->dm->getNumTessFaces(ps->dm); - ps->dm_mvert = ps->dm->getVertArray(ps->dm); if (ps->do_mask_cavity) ps->dm_medge = ps->dm->getEdgeArray(ps->dm); - ps->dm_mface = ps->dm->getTessFaceArray(ps->dm); - ps->dm_mtface = MEM_mallocN(ps->dm_totface * sizeof(MTFace *), "proj_paint_mtfaces"); + ps->dm_mloop = ps->dm->getLoopArray(ps->dm); + ps->dm_mpoly = ps->dm->getPolyArray(ps->dm); + + ps->dm_mlooptri = ps->dm->getLoopTriArray(ps->dm); + + ps->dm_totvert = ps->dm->getNumVerts(ps->dm); + ps->dm_totedge = ps->dm->getNumEdges(ps->dm); + ps->dm_totpoly = ps->dm->getNumPolys(ps->dm); + ps->dm_totlooptri = ps->dm->getNumLoopTri(ps->dm); + + ps->dm_mloopuv = MEM_mallocN(ps->dm_totpoly * sizeof(MLoopUV *), "proj_paint_mtfaces"); return true; } typedef struct { - MTFace *tf_clone_base; - MTFace **tf_clone; - TexPaintSlot *slot_last_clone; - TexPaintSlot *slot_clone; + const MLoopUV *mloopuv_clone_base; + const TexPaintSlot *slot_last_clone; + const TexPaintSlot *slot_clone; } ProjPaintLayerClone; static void proj_paint_layer_clone_init( ProjPaintState *ps, ProjPaintLayerClone *layer_clone) { - MTFace *tf_clone_base = NULL; + MLoopUV *mloopuv_clone_base = NULL; /* use clone mtface? */ if (ps->do_layer_clone) { const int layer_num = CustomData_get_clone_layer(&((Mesh *)ps->ob->data)->pdata, CD_MTEXPOLY); - ps->dm_mtface_clone = MEM_mallocN(ps->dm_totface * sizeof(MTFace *), "proj_paint_mtfaces"); + ps->dm_mloopuv_clone = MEM_mallocN(ps->dm_totpoly * sizeof(MLoopUV *), "proj_paint_mtfaces"); if (layer_num != -1) - tf_clone_base = CustomData_get_layer_n(&ps->dm->faceData, CD_MTFACE, layer_num); + mloopuv_clone_base = CustomData_get_layer_n(&ps->dm->loopData, CD_MLOOPUV, layer_num); - if (tf_clone_base == NULL) { + if (mloopuv_clone_base == NULL) { /* get active instead */ - tf_clone_base = CustomData_get_layer(&ps->dm->faceData, CD_MTFACE); + mloopuv_clone_base = CustomData_get_layer(&ps->dm->loopData, CD_MLOOPUV); } } memset(layer_clone, 0, sizeof(*layer_clone)); - layer_clone->tf_clone_base = tf_clone_base; + layer_clone->mloopuv_clone_base = mloopuv_clone_base; } /* Return true if face should be skipped, false otherwise */ @@ -3556,11 +3417,11 @@ static bool project_paint_clone_face_skip( ProjPaintState *ps, ProjPaintLayerClone *lc, const TexPaintSlot *slot, - const int face_index) + const int tri_index) { if (ps->do_layer_clone) { if (ps->do_material_slots) { - lc->slot_clone = project_paint_face_clone_slot(ps, face_index); + lc->slot_clone = project_paint_face_clone_slot(ps, tri_index); /* all faces should have a valid slot, reassert here */ if (ELEM(lc->slot_clone, NULL, slot)) return true; @@ -3568,31 +3429,28 @@ static bool project_paint_clone_face_skip( else if (ps->clone_ima == ps->canvas_ima) return true; - lc->tf_clone = ps->dm_mtface_clone + face_index; - if (ps->do_material_slots) { if (lc->slot_clone != lc->slot_last_clone) { if (!slot->uvname || - !(lc->tf_clone_base = CustomData_get_layer_named( - &ps->dm->faceData, CD_MTFACE, + !(lc->mloopuv_clone_base = CustomData_get_layer_named( + &ps->dm->loopData, CD_MLOOPUV, lc->slot_clone->uvname))) { - lc->tf_clone_base = CustomData_get_layer(&ps->dm->faceData, CD_MTFACE); + lc->mloopuv_clone_base = CustomData_get_layer(&ps->dm->loopData, CD_MLOOPUV); } lc->slot_last_clone = lc->slot_clone; } } - *lc->tf_clone = lc->tf_clone_base + face_index; + /* will set multiple times for 4+ sided poly */ + ps->dm_mloopuv_clone[ps->dm_mlooptri[tri_index].poly] = lc->mloopuv_clone_base; } return false; } typedef struct { - MPoly *mpoly_orig; + const MPoly *mpoly_orig; - /* double lookup */ - const int *index_mf_to_mpoly; const int *index_mp_to_orig; } ProjPaintFaceLookup; @@ -3602,14 +3460,8 @@ static void proj_paint_face_lookup_init( { memset(face_lookup, 0, sizeof(*face_lookup)); if (ps->do_face_sel) { - face_lookup->index_mf_to_mpoly = ps->dm->getTessFaceDataArray(ps->dm, CD_ORIGINDEX); face_lookup->index_mp_to_orig = ps->dm->getPolyDataArray(ps->dm, CD_ORIGINDEX); - if (face_lookup->index_mf_to_mpoly == NULL) { - face_lookup->index_mp_to_orig = NULL; - } - else { - face_lookup->mpoly_orig = ((Mesh *)ps->ob->data)->mpoly; - } + face_lookup->mpoly_orig = ((Mesh *)ps->ob->data)->mpoly; } } @@ -3617,22 +3469,22 @@ static void proj_paint_face_lookup_init( static bool project_paint_check_face_sel( const ProjPaintState *ps, const ProjPaintFaceLookup *face_lookup, - const MFace *mf, const int face_index) + const MLoopTri *lt) { if (ps->do_face_sel) { int orig_index; - if (face_lookup->index_mp_to_orig && - ((orig_index = DM_origindex_mface_mpoly( - face_lookup->index_mf_to_mpoly, - face_lookup->index_mp_to_orig, - face_index))) != ORIGINDEX_NONE) + const MPoly *mp; + + if ((face_lookup->index_mp_to_orig != NULL) && + (((orig_index = (face_lookup->index_mp_to_orig[lt->poly]))) != ORIGINDEX_NONE)) { - MPoly *mp = &face_lookup->mpoly_orig[orig_index]; - return ((mp->flag & ME_FACE_SEL) != 0); + mp = &face_lookup->mpoly_orig[orig_index]; } else { - return ((mf->flag & ME_FACE_SEL) != 0); + mp = &ps->dm_mpoly[lt->poly]; } + + return ((mp->flag & ME_FACE_SEL) != 0); } else { return true; @@ -3643,17 +3495,16 @@ typedef struct { const float *v1; const float *v2; const float *v3; - const float *v4; } ProjPaintFaceCoSS; static void proj_paint_face_coSS_init( - const ProjPaintState *ps, const MFace *mf, + const ProjPaintState *ps, const MLoopTri *lt, ProjPaintFaceCoSS *coSS) { - coSS->v1 = ps->screenCoords[mf->v1]; - coSS->v2 = ps->screenCoords[mf->v2]; - coSS->v3 = ps->screenCoords[mf->v3]; - coSS->v4 = mf->v4 ? ps->screenCoords[mf->v4] : NULL; + const int lt_vtri[3] = { PS_LOOPTRI_AS_VERT_INDEX_3(ps, lt) }; + coSS->v1 = ps->screenCoords[lt_vtri[0]]; + coSS->v2 = ps->screenCoords[lt_vtri[1]]; + coSS->v3 = ps->screenCoords[lt_vtri[2]]; } /* Return true if face should be culled, false otherwise */ @@ -3664,8 +3515,7 @@ static bool project_paint_flt_max_cull( if (!ps->is_ortho) { if (coSS->v1[0] == FLT_MAX || coSS->v2[0] == FLT_MAX || - coSS->v3[0] == FLT_MAX || - (coSS->v4 && coSS->v4[0] == FLT_MAX)) + coSS->v3[0] == FLT_MAX) { return true; } @@ -3676,47 +3526,43 @@ static bool project_paint_flt_max_cull( #ifdef PROJ_DEBUG_WINCLIP /* Return true if face should be culled, false otherwise */ static bool project_paint_winclip( - const ProjPaintState *ps, const MFace *mf, + const ProjPaintState *ps, const ProjPaintFaceCoSS *coSS) { /* ignore faces outside the view */ return ((ps->source != PROJ_SRC_VIEW_FILL) && - ((coSS->v1[0] < ps->screenMin[0] && - coSS->v2[0] < ps->screenMin[0] && - coSS->v3[0] < ps->screenMin[0] && - (mf->v4 && coSS->v4[0] < ps->screenMin[0])) || - - (coSS->v1[0] > ps->screenMax[0] && - coSS->v2[0] > ps->screenMax[0] && - coSS->v3[0] > ps->screenMax[0] && - (mf->v4 && coSS->v4[0] > ps->screenMax[0])) || - - (coSS->v1[1] < ps->screenMin[1] && - coSS->v2[1] < ps->screenMin[1] && - coSS->v3[1] < ps->screenMin[1] && - (mf->v4 && coSS->v4[1] < ps->screenMin[1])) || - - (coSS->v1[1] > ps->screenMax[1] && - coSS->v2[1] > ps->screenMax[1] && - coSS->v3[1] > ps->screenMax[1] && - (mf->v4 && coSS->v4[1] > ps->screenMax[1])))); + ((coSS->v1[0] < ps->screenMin[0] && + coSS->v2[0] < ps->screenMin[0] && + coSS->v3[0] < ps->screenMin[0]) || + + (coSS->v1[0] > ps->screenMax[0] && + coSS->v2[0] > ps->screenMax[0] && + coSS->v3[0] > ps->screenMax[0]) || + + (coSS->v1[1] < ps->screenMin[1] && + coSS->v2[1] < ps->screenMin[1] && + coSS->v3[1] < ps->screenMin[1]) || + + (coSS->v1[1] > ps->screenMax[1] && + coSS->v2[1] > ps->screenMax[1] && + coSS->v3[1] > ps->screenMax[1]))); } #endif //PROJ_DEBUG_WINCLIP /* Return true if face should be culled, false otherwise */ static bool project_paint_backface_cull( - const ProjPaintState *ps, const MFace *mf, + const ProjPaintState *ps, const MLoopTri *lt, const ProjPaintFaceCoSS *coSS) { if (ps->do_backfacecull) { if (ps->do_mask_normal) { + const int lt_vtri[3] = { PS_LOOPTRI_AS_VERT_INDEX_3(ps, lt) }; /* Since we are interpolating the normals of faces, we want to make * sure all the verts are pointing away from the view, * not just the face */ - if ((ps->vertFlags[mf->v1] & PROJ_VERT_CULL) && - (ps->vertFlags[mf->v2] & PROJ_VERT_CULL) && - (ps->vertFlags[mf->v3] & PROJ_VERT_CULL) && - (mf->v4 == 0 || ps->vertFlags[mf->v4] & PROJ_VERT_CULL)) + if ((ps->vertFlags[lt_vtri[0]] & PROJ_VERT_CULL) && + (ps->vertFlags[lt_vtri[1]] & PROJ_VERT_CULL) && + (ps->vertFlags[lt_vtri[2]] & PROJ_VERT_CULL)) { return true; } @@ -3764,7 +3610,7 @@ static void project_paint_prepare_all_faces( ProjPaintState *ps, MemArena *arena, const ProjPaintFaceLookup *face_lookup, ProjPaintLayerClone *layer_clone, - MTFace *tf_base, + const MLoopUV *mloopuv_base, const bool is_multi_view) { /* Image Vars - keep track of images we have used */ @@ -3773,30 +3619,29 @@ static void project_paint_prepare_all_faces( Image *tpage_last = NULL, *tpage; TexPaintSlot *slot_last = NULL; TexPaintSlot *slot = NULL; - MTFace **tf; - MFace *mf; - int image_index = -1, face_index; + const MLoopTri *lt; + int image_index = -1, tri_index; - for (face_index = 0, tf = ps->dm_mtface, mf = ps->dm_mface; face_index < ps->dm_totface; mf++, tf++, face_index++) { + for (tri_index = 0, lt = ps->dm_mlooptri; tri_index < ps->dm_totlooptri; tri_index++, lt++) { bool is_face_sel; #ifndef PROJ_DEBUG_NOSEAMBLEED - project_paint_bleed_add_face_user(ps, arena, mf, face_index); + project_paint_bleed_add_face_user(ps, arena, lt, tri_index); #endif - is_face_sel = project_paint_check_face_sel(ps, face_lookup, mf, face_index); + is_face_sel = project_paint_check_face_sel(ps, face_lookup, lt); if (!ps->do_stencil_brush) { - slot = project_paint_face_paint_slot(ps, face_index); + slot = project_paint_face_paint_slot(ps, tri_index); /* all faces should have a valid slot, reassert here */ if (slot == NULL) { - tf_base = CustomData_get_layer(&ps->dm->faceData, CD_MTFACE); + mloopuv_base = CustomData_get_layer(&ps->dm->loopData, CD_MLOOPUV); tpage = ps->canvas_ima; } else { if (slot != slot_last) { - if (!slot->uvname || !(tf_base = CustomData_get_layer_named(&ps->dm->faceData, CD_MTFACE, slot->uvname))) - tf_base = CustomData_get_layer(&ps->dm->faceData, CD_MTFACE); + if (!slot->uvname || !(mloopuv_base = CustomData_get_layer_named(&ps->dm->loopData, CD_MLOOPUV, slot->uvname))) + mloopuv_base = CustomData_get_layer(&ps->dm->loopData, CD_MLOOPUV); slot_last = slot; } @@ -3811,18 +3656,18 @@ static void project_paint_prepare_all_faces( tpage = ps->stencil_ima; } - *tf = tf_base + face_index; + ps->dm_mloopuv[lt->poly] = mloopuv_base; - if (project_paint_clone_face_skip(ps, layer_clone, slot, face_index)) { + if (project_paint_clone_face_skip(ps, layer_clone, slot, tri_index)) { continue; } /* tfbase here should be non-null! */ - BLI_assert (tf_base != NULL); + BLI_assert (mloopuv_base != NULL); if (is_face_sel && tpage) { ProjPaintFaceCoSS coSS; - proj_paint_face_coSS_init(ps, mf, &coSS); + proj_paint_face_coSS_init(ps, lt, &coSS); if (is_multi_view == false) { if (project_paint_flt_max_cull(ps, &coSS)) { @@ -3830,13 +3675,13 @@ static void project_paint_prepare_all_faces( } #ifdef PROJ_DEBUG_WINCLIP - if (project_paint_winclip(ps, mf, &coSS)) { + if (project_paint_winclip(ps, &coSS)) { continue; } #endif //PROJ_DEBUG_WINCLIP - if (project_paint_backface_cull(ps, mf, &coSS)) { + if (project_paint_backface_cull(ps, lt, &coSS)) { continue; } } @@ -3857,7 +3702,7 @@ static void project_paint_prepare_all_faces( if (image_index != -1) { /* Initialize the faces screen pixels */ /* Add this to a list to initialize later */ - project_paint_delayed_face_init(ps, mf, face_index); + project_paint_delayed_face_init(ps, lt, tri_index); } } } @@ -3878,7 +3723,7 @@ static void project_paint_begin( { ProjPaintLayerClone layer_clone; ProjPaintFaceLookup face_lookup; - MTFace *tf_base = NULL; + const MLoopUV *mloopuv_base = NULL; MemArena *arena; /* at the moment this is just ps->arena_mt[0], but use this to show were not multithreading */ @@ -3905,18 +3750,18 @@ static void project_paint_begin( proj_paint_layer_clone_init(ps, &layer_clone); if (ps->do_layer_stencil || ps->do_stencil_brush) { - //int layer_num = CustomData_get_stencil_layer(&ps->dm->faceData, CD_MTFACE); + //int layer_num = CustomData_get_stencil_layer(&ps->dm->loopData, CD_MLOOPUV); int layer_num = CustomData_get_stencil_layer(&((Mesh *)ps->ob->data)->pdata, CD_MTEXPOLY); if (layer_num != -1) - ps->dm_mtface_stencil = CustomData_get_layer_n(&ps->dm->faceData, CD_MTFACE, layer_num); + ps->dm_mloopuv_stencil = CustomData_get_layer_n(&ps->dm->loopData, CD_MLOOPUV, layer_num); - if (ps->dm_mtface_stencil == NULL) { + if (ps->dm_mloopuv_stencil == NULL) { /* get active instead */ - ps->dm_mtface_stencil = CustomData_get_layer(&ps->dm->faceData, CD_MTFACE); + ps->dm_mloopuv_stencil = CustomData_get_layer(&ps->dm->loopData, CD_MLOOPUV); } if (ps->do_stencil_brush) - tf_base = ps->dm_mtface_stencil; + mloopuv_base = ps->dm_mloopuv_stencil; } /* when using subsurf or multires, mface arrays are thrown away, we need to keep a copy */ @@ -3965,7 +3810,7 @@ static void project_paint_begin( proj_paint_state_vert_flags_init(ps); - project_paint_prepare_all_faces(ps, arena, &face_lookup, &layer_clone, tf_base, is_multi_view); + project_paint_prepare_all_faces(ps, arena, &face_lookup, &layer_clone, mloopuv_base, is_multi_view); } static void paint_proj_begin_clone(ProjPaintState *ps, const float mouse[2]) @@ -4008,12 +3853,12 @@ static void project_paint_end(ProjPaintState *ps) if (ps->is_shared_user == false) { /* must be set for non-shared */ - BLI_assert(ps->dm_mtface || ps->is_shared_user); - if (ps->dm_mtface) - MEM_freeN(ps->dm_mtface); + BLI_assert(ps->dm_mloopuv || ps->is_shared_user); + if (ps->dm_mloopuv) + MEM_freeN(ps->dm_mloopuv); if (ps->do_layer_clone) - MEM_freeN(ps->dm_mtface_clone); + MEM_freeN(ps->dm_mloopuv_clone); if (ps->thread_tot > 1) { BLI_spin_end(ps->tile_lock); MEM_freeN((void *)ps->tile_lock); @@ -4036,13 +3881,12 @@ static void project_paint_end(ProjPaintState *ps) /* copy for subsurf/multires, so throw away */ if (ps->dm->type != DM_TYPE_CDDM) { - if (ps->dm_mvert) MEM_freeN(ps->dm_mvert); - if (ps->dm_mface) MEM_freeN(ps->dm_mface); + if (ps->dm_mvert) MEM_freeN((void *)ps->dm_mvert); /* looks like these don't need copying */ #if 0 - if (ps->dm_mtface) MEM_freeN(ps->dm_mtface); - if (ps->dm_mtface_clone) MEM_freeN(ps->dm_mtface_clone); - if (ps->dm_mtface_stencil) MEM_freeN(ps->dm_mtface_stencil); + if (ps->dm_mloopuv) MEM_freeN(ps->dm_mloopuv); + if (ps->dm_mloopuv_clone) MEM_freeN(ps->dm_mloopuv_clone); + if (ps->dm_mloopuv_stencil) MEM_freeN(ps->dm_mloopuv_stencil); #endif } @@ -4966,24 +4810,22 @@ static bool project_paint_op(void *state, const float lastpos[2], const float po /* calculate pivot for rotation around seletion if needed */ if (U.uiflag & USER_ORBIT_SELECTION) { float w[3]; - int index; - int side; + int tri_index; - index = project_paint_PickFace(ps, pos, w, &side); + tri_index = project_paint_PickFace(ps, pos, w); - if (index != -1) { - MFace *mf; + if (tri_index != -1) { + const MLoopTri *lt = &ps->dm_mlooptri[tri_index]; + const int lt_vtri[3] = { PS_LOOPTRI_AS_VERT_INDEX_3(ps, lt) }; float world[3]; UnifiedPaintSettings *ups = &ps->scene->toolsettings->unified_paint_settings; - mf = ps->dm_mface + index; - - if (side == 0) { - interp_v3_v3v3v3(world, ps->dm_mvert[(*(&mf->v1))].co, ps->dm_mvert[(*(&mf->v2))].co, ps->dm_mvert[(*(&mf->v3))].co, w); - } - else { - interp_v3_v3v3v3(world, ps->dm_mvert[(*(&mf->v1))].co, ps->dm_mvert[(*(&mf->v3))].co, ps->dm_mvert[(*(&mf->v4))].co, w); - } + interp_v3_v3v3v3( + world, + ps->dm_mvert[lt_vtri[0]].co, + ps->dm_mvert[lt_vtri[1]].co, + ps->dm_mvert[lt_vtri[2]].co, + w); ups->average_stroke_counter++; mul_m4_v3(ps->obmat, world); |