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-rw-r--r--source/blender/blenkernel/intern/scene.c6
-rw-r--r--source/blender/makesdna/DNA_scene_types.h5
-rw-r--r--source/blender/src/buttons_editing.c4
-rw-r--r--source/blender/src/header_view3d.c4
-rw-r--r--source/blender/src/sculptmode.c220
-rw-r--r--source/blender/src/space.c2
6 files changed, 164 insertions, 77 deletions
diff --git a/source/blender/blenkernel/intern/scene.c b/source/blender/blenkernel/intern/scene.c
index 23aca38463b..74b86415c63 100644
--- a/source/blender/blenkernel/intern/scene.c
+++ b/source/blender/blenkernel/intern/scene.c
@@ -604,9 +604,9 @@ void sculptdata_init(Scene *sce)
sd->grabbrush.strength = sd->layerbrush.strength =
sd->flattenbrush.strength = 25;
sd->drawbrush.dir = sd->pinchbrush.dir = sd->inflatebrush.dir = sd->layerbrush.dir= 1;
- sd->drawbrush.airbrush = sd->smoothbrush.airbrush =
- sd->pinchbrush.airbrush = sd->inflatebrush.airbrush =
- sd->layerbrush.airbrush = sd->flattenbrush.airbrush = 0;
+ sd->drawbrush.flag = sd->smoothbrush.flag =
+ sd->pinchbrush.flag = sd->inflatebrush.flag =
+ sd->layerbrush.flag = sd->flattenbrush.flag = 0;
sd->drawbrush.view= 0;
sd->brush_type= DRAW_BRUSH;
sd->texact= -1;
diff --git a/source/blender/makesdna/DNA_scene_types.h b/source/blender/makesdna/DNA_scene_types.h
index 7f2ea6cbeaa..29fc39e838f 100644
--- a/source/blender/makesdna/DNA_scene_types.h
+++ b/source/blender/makesdna/DNA_scene_types.h
@@ -423,8 +423,8 @@ typedef struct BrushData
{
short size;
char strength, dir; /* Not used for smooth brush */
- char airbrush;
char view;
+ char flag;
char pad[2];
} BrushData;
@@ -707,6 +707,9 @@ typedef struct Scene {
#define FFMPEG_MULTIPLEX_AUDIO 1
#define FFMPEG_AUTOSPLIT_OUTPUT 2
+/* Sculpt brush flags */
+#define SCULPT_BRUSH_AIRBRUSH 1
+#define SCULPT_BRUSH_ANCHORED 2
/* SculptData.flags */
#define SCULPT_INPUT_SMOOTH 1
#define SCULPT_DRAW_FAST 2
diff --git a/source/blender/src/buttons_editing.c b/source/blender/src/buttons_editing.c
index 59f51da965e..23463f9bb8d 100644
--- a/source/blender/src/buttons_editing.c
+++ b/source/blender/src/buttons_editing.c
@@ -5370,7 +5370,7 @@ void sculptmode_draw_interface_tools(uiBlock *block, unsigned short cx, unsigned
uiDefButC(block,ROW,B_NOP,"Sub",cx+89,cy,89,19,&sculptmode_brush()->dir,15.0,2.0,0, 0,"Subtract depth from model [Shift]");
}
if(sd->brush_type!=GRAB_BRUSH)
- uiDefButC(block,TOG,B_NOP,"Airbrush",cx+178,cy,89,19,&sculptmode_brush()->airbrush,0,0,0,0,"Brush makes changes without waiting for the mouse to move");
+ uiDefButBitC(block, TOG, SCULPT_BRUSH_AIRBRUSH, 0, "Airbrush", cx+178,cy,89,19, &sculptmode_brush()->flag,0,0,0,0, "Brush makes changes without waiting for the mouse to move");
cy-= 20;
uiDefButS(block,NUMSLI,B_NOP,"Size: ",cx,cy,268,19,&sculptmode_brush()->size,1.0,200.0,0,0,"Set brush radius in pixels");
cy-= 20;
@@ -5419,6 +5419,8 @@ void sculptmode_draw_interface_brush(uiBlock *block, unsigned short cx, unsigned
cy-= 20;
if(sd->brush_type == DRAW_BRUSH)
uiDefButC(block,NUM,B_NOP, "View", cx,cy,80,19, &sculptmode_brush()->view, 0,10,20,0,"Pulls brush direction towards view");
+ cy-= 20;
+ uiDefButBitC(block, TOG, SCULPT_BRUSH_ANCHORED, 0, "Anchored", cx,cy,80,19, &sculptmode_brush()->flag, 0,0,0,0, "Keep the brush center anchored to the initial location");
uiBlockEndAlign(block);
/* Draw curve */
diff --git a/source/blender/src/header_view3d.c b/source/blender/src/header_view3d.c
index 5d35d44f9c1..c99e40c55bc 100644
--- a/source/blender/src/header_view3d.c
+++ b/source/blender/src/header_view3d.c
@@ -4533,7 +4533,7 @@ void do_view3d_sculptmenu(void *arg, int event)
BIF_undo_push("Brush type");
break;
case 7:
- br->airbrush= !br->airbrush;
+ br->flag ^= SCULPT_BRUSH_AIRBRUSH;
BIF_undo_push("Airbrush");
break;
case 8:
@@ -4632,7 +4632,7 @@ uiBlock *view3d_sculptmenu(void *arg_unused)
if(sd->brush_type!=GRAB_BRUSH) {
uiDefBut(block, SEPR, 0, "", 0, yco-=6, menuwidth, 6, NULL, 0.0, 0.0, 0, 0, "");
- uiDefIconTextBut(block, BUTM, 1, (br->airbrush ? ICON_CHECKBOX_HLT : ICON_CHECKBOX_DEHLT), "Airbrush|A", 0, yco-=20, menuwidth, 19, NULL, 0.0, 0.0, 1, 7, "");
+ uiDefIconTextBut(block, BUTM, 1, (br->flag & SCULPT_BRUSH_AIRBRUSH ? ICON_CHECKBOX_HLT : ICON_CHECKBOX_DEHLT), "Airbrush|A", 0, yco-=20, menuwidth, 19, NULL, 0.0, 0.0, 1, 7, "");
if(sd->brush_type!=SMOOTH_BRUSH && sd->brush_type!=FLATTEN_BRUSH) {
uiDefIconTextBut(block, BUTM, 1, (br->dir==1 ? ICON_CHECKBOX_HLT : ICON_CHECKBOX_DEHLT), "Add|V", 0, yco-=20, menuwidth, 19, NULL, 0.0, 0.0, 1, 18, "");
diff --git a/source/blender/src/sculptmode.c b/source/blender/src/sculptmode.c
index 71e0a0398be..bd66ef9c2df 100644
--- a/source/blender/src/sculptmode.c
+++ b/source/blender/src/sculptmode.c
@@ -134,7 +134,7 @@ typedef struct BrushActionSymm {
float up[3], right[3], out[3];
- // Grab brush
+ /* Grab brush */
float grab_delta[3];
} BrushActionSymm;
@@ -143,17 +143,25 @@ typedef struct BrushAction {
char firsttime;
+ /* Some brushes need access to original mesh vertices */
+ vec3f *mesh_store;
+ short (*orig_norms)[3];
+
short mouse[2];
float size_3d;
+ float prev_radius;
+ float radius;
+
float *layer_disps;
- vec3f *layer_store;
char flip;
char clip[3];
float cliptol[3];
- // Grab brush
+ float anchored_rot;
+
+ /* Grab brush */
ListBase grab_active_verts[8];
float depth;
@@ -368,6 +376,7 @@ float brush_strength(BrushAction *a)
float pressure= 1;
short activedevice= get_activedevice();
float flip= a->flip ? -1:1;
+ float anchored = b->flag & SCULPT_BRUSH_ANCHORED ? 25 : 1;
const float strength_factor= G.scene->sculptdata.tablet_strength / 10.0f;
if(ELEM(activedevice, DEV_STYLUS, DEV_ERASER))
@@ -381,17 +390,17 @@ float brush_strength(BrushAction *a)
switch(G.scene->sculptdata.brush_type){
case DRAW_BRUSH:
case LAYER_BRUSH:
- return b->strength / 5000.0f * dir * pressure * flip;
+ return b->strength / 5000.0f * dir * pressure * flip * anchored;
case SMOOTH_BRUSH:
- return b->strength / 50.0f * pressure;
+ return b->strength / 50.0f * pressure * anchored;
case PINCH_BRUSH:
- return b->strength / 1000.0f * dir * pressure * flip;
+ return b->strength / 1000.0f * dir * pressure * flip * anchored;
case GRAB_BRUSH:
return 1;
case INFLATE_BRUSH:
- return b->strength / 5000.0f * dir * pressure * flip;
+ return b->strength / 5000.0f * dir * pressure * flip * anchored;
case FLATTEN_BRUSH:
- return b->strength / 500.0f * pressure;
+ return b->strength / 500.0f * pressure * anchored;
default:
return 0;
}
@@ -411,42 +420,54 @@ void sculpt_clip(const BrushAction *a, float *co, const float val[3])
/* Currently only for the draw brush; finds average normal for all active
vertices */
-vec3f calc_area_normal(const float *outdir, const ListBase* active_verts)
+void calc_area_normal(float out[3], const BrushAction *a, const float *outdir, const ListBase* active_verts)
{
- Mesh *me= get_mesh(OBACT);
- vec3f area_normal= {0,0,0};
- ActiveData *node= active_verts->first;
- const int view= sculpt_data()->brush_type==DRAW_BRUSH ? sculptmode_brush()->view : 0;
+ Mesh *me = get_mesh(OBACT);
+ ActiveData *node = active_verts->first;
+ const int view = sculpt_data()->brush_type==DRAW_BRUSH ? sculptmode_brush()->view : 0;
- while(node){
- area_normal.x+= me->mvert[node->Index].no[0];
- area_normal.y+= me->mvert[node->Index].no[1];
- area_normal.z+= me->mvert[node->Index].no[2];
- node= node->next;
+ out[0] = out[1] = out[2] = 0;
+
+ if(sculptmode_brush()->flag & SCULPT_BRUSH_ANCHORED) {
+ for(; node; node = node->next) {
+ out[0] += a->orig_norms[node->Index][0];
+ out[1] += a->orig_norms[node->Index][1];
+ out[2] += a->orig_norms[node->Index][2];
+ }
+ }
+ else {
+ for(; node; node = node->next) {
+ out[0] += me->mvert[node->Index].no[0];
+ out[1] += me->mvert[node->Index].no[1];
+ out[2] += me->mvert[node->Index].no[2];
+ }
}
- Normalize(&area_normal.x);
+
+ Normalize(out);
if(outdir) {
- area_normal.x= outdir[0] * view + area_normal.x * (10-view);
- area_normal.y= outdir[1] * view + area_normal.y * (10-view);
- area_normal.z= outdir[2] * view + area_normal.z * (10-view);
+ out[0] = outdir[0] * view + out[0] * (10-view);
+ out[1] = outdir[1] * view + out[1] * (10-view);
+ out[2] = outdir[2] * view + out[2] * (10-view);
}
- Normalize(&area_normal.x);
- return area_normal;
+ Normalize(out);
}
+
void do_draw_brush(const BrushAction *a, const ListBase* active_verts)
{
Mesh *me= get_mesh(OBACT);
- const vec3f area_normal= calc_area_normal(a->symm.out, active_verts);
+ float area_normal[3];
ActiveData *node= active_verts->first;
+ calc_area_normal(area_normal, a, a->symm.out, active_verts);
+
while(node){
float *co= me->mvert[node->Index].co;
- const float val[3]= {co[0]+area_normal.x*node->Fade*a->scale[0],
- co[1]+area_normal.y*node->Fade*a->scale[1],
- co[2]+area_normal.z*node->Fade*a->scale[2]};
+ const float val[3]= {co[0]+area_normal[0]*node->Fade*a->scale[0],
+ co[1]+area_normal[1]*node->Fade*a->scale[1],
+ co[2]+area_normal[2]*node->Fade*a->scale[2]};
sculpt_clip(a, co, val);
@@ -556,10 +577,12 @@ void do_grab_brush(BrushAction *a)
void do_layer_brush(BrushAction *a, const ListBase *active_verts)
{
Mesh *me= get_mesh(OBACT);
- vec3f area_normal= calc_area_normal(NULL, active_verts);
+ float area_normal[3];
ActiveData *node= active_verts->first;
const float bstr= brush_strength(a);
+ calc_area_normal(area_normal, a, NULL, active_verts);
+
while(node){
float *disp= &a->layer_disps[node->Index];
@@ -578,9 +601,9 @@ void do_layer_brush(BrushAction *a, const ListBase *active_verts)
}
{
- const float val[3]= {a->layer_store[node->Index].x+area_normal.x * *disp*a->scale[0],
- a->layer_store[node->Index].y+area_normal.y * *disp*a->scale[1],
- a->layer_store[node->Index].z+area_normal.z * *disp*a->scale[2]};
+ const float val[3]= {a->mesh_store[node->Index].x+area_normal[0] * *disp*a->scale[0],
+ a->mesh_store[node->Index].y+area_normal[1] * *disp*a->scale[1],
+ a->mesh_store[node->Index].z+area_normal[2] * *disp*a->scale[2]};
sculpt_clip(a, co, val);
}
}
@@ -642,9 +665,10 @@ void do_flatten_brush(const BrushAction *a, const ListBase *active_verts)
Mesh *me= get_mesh(OBACT);
ActiveData *node= active_verts->first;
/* area_normal and cntr define the plane towards which vertices are squashed */
- vec3f area_normal= calc_area_normal(a->symm.out, active_verts);
+ float area_normal[3];
float cntr[3];
-
+
+ calc_area_normal(area_normal, a, a->symm.out, active_verts);
calc_flatten_center(me, node, cntr);
while(node){
@@ -652,11 +676,11 @@ void do_flatten_brush(const BrushAction *a, const ListBase *active_verts)
float p1[3], sub1[3], sub2[3], intr[3], val[3];
/* Find the intersection between squash-plane and vertex (along the area normal) */
- VecSubf(p1, co, &area_normal.x);
+ VecSubf(p1, co, area_normal);
VecSubf(sub1, cntr, p1);
VecSubf(sub2, co, p1);
VecSubf(intr, co, p1);
- VecMulf(intr, Inpf(&area_normal.x, sub1) / Inpf(&area_normal.x, sub2));
+ VecMulf(intr, Inpf(area_normal, sub1) / Inpf(area_normal, sub2));
VecAddf(intr, intr, p1);
VecSubf(val, intr, co);
@@ -778,8 +802,8 @@ float tex_strength(BrushAction *a, float *point, const float len,const unsigned
externtex(&mtex,point,&avg,&jnk,&jnk,&jnk,&jnk);
}
else if(ss->texcache) {
- const float bsize= sculptmode_brush()->size * 2;
- const float rot= to_rad(sculpt_tex_angle());
+ const float bsize= a->radius * 2;
+ const float rot= to_rad(sculpt_tex_angle()) + a->anchored_rot;
int px, py;
float flip[3], point_2d[2];
@@ -840,18 +864,18 @@ float tex_strength(BrushAction *a, float *point, const float len,const unsigned
void sculpt_add_damaged_rect(BrushAction *a)
{
short p[2];
- const float radius= brush_size();
RectNode *rn= MEM_mallocN(sizeof(RectNode),"RectNode");
Mesh *me= get_mesh(OBACT);
SculptSession *ss = sculpt_session();
+ const float radius = a->radius > a->prev_radius ? a->radius : a->prev_radius;
unsigned i;
/* Find center */
project(a->symm.center_3d, p);
- rn->r.xmin= p[0]-radius;
- rn->r.ymin= p[1]-radius;
- rn->r.xmax= p[0]+radius;
- rn->r.ymax= p[1]+radius;
+ rn->r.xmin= p[0] - radius;
+ rn->r.ymin= p[1] - radius;
+ rn->r.xmax= p[0] + radius;
+ rn->r.ymax= p[1] + radius;
BLI_addtail(&sculpt_session()->damaged_rects, rn);
@@ -1011,7 +1035,7 @@ void do_symmetrical_brush_actions(BrushAction *a, short co[2], short pr_co[2])
init_brushaction(a, co, pr_co);
orig = a->symm;
do_brush_action(a);
-
+
for(i = 1; i <= symm; ++i) {
if(symm & i && (symm != 5 || i != 3) && (symm != 6 || (i != 3 && i != 5))) {
// Restore the original symmetry data
@@ -1021,6 +1045,8 @@ void do_symmetrical_brush_actions(BrushAction *a, short co[2], short pr_co[2])
do_brush_action(a);
}
}
+
+ a->symm = orig;
}
void add_face_normal(vec3f *norm, const MFace* face)
@@ -1164,18 +1190,45 @@ void init_brushaction(BrushAction *a, short *mouse, short *pr_mouse)
ModifierData *md;
int i;
const char flip = (get_qual() == LR_SHIFTKEY);
+ const char anchored = sculptmode_brush()->flag & SCULPT_BRUSH_ANCHORED;
+ short orig_mouse[2], dx, dy;
a->flip = flip;
a->symm.index = 0;
- a->mouse[0] = mouse[0];
- a->mouse[1] = mouse[1];
+
+ if(a->firsttime)
+ a->depth = mouse_depth;
/* Convert the location and size of the brush to
modelspace coords */
- unproject(a->symm.center_3d, mouse[0], mouse[1], mouse_depth);
- unproject(brush_edge_loc, mouse[0] + brush_size(), mouse[1], mouse_depth);
+ if(a->firsttime || !anchored) {
+ unproject(a->symm.center_3d, mouse[0], mouse[1], mouse_depth);
+ a->mouse[0] = mouse[0];
+ a->mouse[1] = mouse[1];
+ }
+
+ if(anchored) {
+ project(a->symm.center_3d, orig_mouse);
+ dx = mouse[0] - orig_mouse[0];
+ dy = mouse[1] - orig_mouse[1];
+ }
+
+ if(anchored) {
+ unproject(brush_edge_loc, mouse[0], mouse[1], a->depth);
+ a->anchored_rot = atan2(dy, dx);
+ }
+ else
+ unproject(brush_edge_loc, mouse[0] + brush_size(), mouse[1], mouse_depth);
+
a->size_3d = VecLenf(a->symm.center_3d, brush_edge_loc);
+ a->prev_radius = a->radius;
+
+ if(anchored)
+ a->radius = sqrt(dx*dx + dy*dy);
+ else
+ a->radius = brush_size();
+
/* Set the pivot to allow the model to rotate around the center of the brush */
if(get_depth(mouse[0],mouse[1]) < 1.0)
VecCopyf(&sculpt_session()->pivot.x, a->symm.center_3d);
@@ -1212,9 +1265,6 @@ void init_brushaction(BrushAction *a, short *mouse, short *pr_mouse)
if(sd->brush_type == GRAB_BRUSH) {
float gcenter[3];
- if(a->firsttime)
- a->depth = mouse_depth;
-
/* Find the delta */
unproject(gcenter, mouse[0], mouse[1], a->depth);
unproject(oldloc, pr_mouse[0], pr_mouse[1], a->depth);
@@ -1225,13 +1275,27 @@ void init_brushaction(BrushAction *a, short *mouse, short *pr_mouse)
if(!a->layer_disps)
a->layer_disps= MEM_callocN(sizeof(float)*me->totvert,"Layer disps");
- if(!a->layer_store) {
- unsigned i;
- a->layer_store= MEM_mallocN(sizeof(vec3f)*me->totvert,"Layer store");
- for(i=0; i<me->totvert; ++i)
- VecCopyf(&a->layer_store[i].x, me->mvert[i].co);
- }
}
+
+ if(sd->brush_type == LAYER_BRUSH || anchored) {
+ Mesh *me= get_mesh(OBACT);
+ unsigned i;
+
+ if(!a->mesh_store) {
+ a->mesh_store= MEM_mallocN(sizeof(vec3f) * me->totvert, "Sculpt mesh store");
+ for(i = 0; i < me->totvert; ++i)
+ VecCopyf(&a->mesh_store[i].x, me->mvert[i].co);
+ }
+
+ if(anchored && !a->orig_norms) {
+ a->orig_norms= MEM_mallocN(sizeof(short) * 3 * me->totvert, "Sculpt orig norm");
+ for(i = 0; i < me->totvert; ++i) {
+ a->orig_norms[i][0] = me->mvert[i].no[0];
+ a->orig_norms[i][1] = me->mvert[i].no[1];
+ a->orig_norms[i][2] = me->mvert[i].no[2];
+ }
+ }
+ }
}
void sculptmode_set_strength(const int delta)
{
@@ -1491,6 +1555,7 @@ void sculpt(void)
int scissor_box[4];
float offsetRot;
int smooth_stroke = 0, i;
+ int anchored;
if(!(G.f & G_SCULPTMODE) || G.obedit || !ob || ob->id.lib || !get_mesh(ob) || (get_mesh(ob)->totface == 0))
return;
@@ -1508,7 +1573,8 @@ void sculpt(void)
ss= sd->session;
}
- smooth_stroke = (sd->flags & SCULPT_INPUT_SMOOTH) && (sd->brush_type != GRAB_BRUSH);
+ anchored = sculptmode_brush()->flag & SCULPT_BRUSH_ANCHORED;
+ smooth_stroke = (sd->flags & SCULPT_INPUT_SMOOTH) && (sd->brush_type != GRAB_BRUSH) && !anchored;
if(smooth_stroke)
sculpt_stroke_new(256);
@@ -1557,9 +1623,6 @@ void sculpt(void)
ss->vertexcosnos= mesh_get_mapped_verts_nors(ob);
sculptmode_update_all_projverts(ss->vertexcosnos);
- a->layer_disps= NULL;
- a->layer_store= NULL;
-
/* Set scaling adjustment */
a->scale[0]= 1.0f / ob->size[0];
a->scale[1]= 1.0f / ob->size[1];
@@ -1585,7 +1648,8 @@ void sculpt(void)
lastSigMouse[1]=mouse[1];
}
- if(firsttime || mouse[0]!=mvalo[0] || mouse[1]!=mvalo[1] || sculptmode_brush()->airbrush) {
+ if(firsttime || mouse[0]!=mvalo[0] || mouse[1]!=mvalo[1] ||
+ sculptmode_brush()->flag & SCULPT_BRUSH_AIRBRUSH) {
a->firsttime = firsttime;
firsttime= 0;
@@ -1598,12 +1662,29 @@ void sculpt(void)
ss->vertexcosnos= mesh_get_mapped_verts_nors(ob);
if(G.scene->sculptdata.brush_type != GRAB_BRUSH) {
- if(smooth_stroke) {
- sculpt_stroke_apply(a);
- }
- else if(sd->spacing==0 || spacing>sd->spacing) {
- do_symmetrical_brush_actions(a, mouse, NULL);
- spacing= 0;
+ if(anchored) {
+ Mesh *me = get_mesh(ob);
+
+ /* Restore the mesh before continuing with anchored stroke */
+ if(a->mesh_store) {
+ for(i = 0; i < me->totvert; ++i) {
+ VecCopyf(me->mvert[i].co, &a->mesh_store[i].x);
+ me->mvert[i].no[0] = a->orig_norms[i][0];
+ me->mvert[i].no[1] = a->orig_norms[i][1];
+ me->mvert[i].no[2] = a->orig_norms[i][2];
+ }
+ }
+
+ do_symmetrical_brush_actions(a, mouse, NULL);
+ }
+ else {
+ if(smooth_stroke) {
+ sculpt_stroke_apply(a);
+ }
+ else if(sd->spacing==0 || spacing>sd->spacing) {
+ do_symmetrical_brush_actions(a, mouse, NULL);
+ spacing= 0;
+ }
}
}
else {
@@ -1670,7 +1751,8 @@ void sculpt(void)
}
if(a->layer_disps) MEM_freeN(a->layer_disps);
- if(a->layer_store) MEM_freeN(a->layer_store);
+ if(a->mesh_store) MEM_freeN(a->mesh_store);
+ if(a->orig_norms) MEM_freeN(a->orig_norms);
for(i=0; i<8; ++i)
BLI_freelistN(&a->grab_active_verts[i]);
MEM_freeN(a);
diff --git a/source/blender/src/space.c b/source/blender/src/space.c
index 950c3dec7e4..187cb1c9ef0 100644
--- a/source/blender/src/space.c
+++ b/source/blender/src/space.c
@@ -1446,7 +1446,7 @@ static void winqreadview3dspace(ScrArea *sa, void *spacedata, BWinEvent *evt)
break;
/* Brush properties */
case AKEY:
- br->airbrush= !br->airbrush;
+ br->flag ^= SCULPT_BRUSH_AIRBRUSH;
update_prop= 1; break;
case FKEY:
if(ss) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-13 02:01:57 +0300