Commit: 600ce2488c05b93b184a4f23c675fc8654dc0abe
Author: Nathan Vollmer
Date: Fri Aug 5 21:32:29 2016 -0600
Branches: soc-2016-pbvh-painting
https://developer.blender.org/rB600ce2488c05b93b184a4f23c675fc8654dc0abe
added spray support to weight paint. Vertex paint spray support is giving me
grief...
===================================================================
M source/blender/blenkernel/BKE_paint.h
M source/blender/blenkernel/intern/paint.c
M source/blender/editors/sculpt_paint/paint_vertex.c
===================================================================
diff --git a/source/blender/blenkernel/BKE_paint.h
b/source/blender/blenkernel/BKE_paint.h
index 87c9d69..237add5 100644
--- a/source/blender/blenkernel/BKE_paint.h
+++ b/source/blender/blenkernel/BKE_paint.h
@@ -215,6 +215,7 @@ typedef struct SculptSession {
unsigned long* totalAlpha;
double* totalWeight;
unsigned int *totloopsHit;
+ float *maxWeight;
} SculptSession;
void BKE_sculptsession_free(struct Object *ob);
diff --git a/source/blender/blenkernel/intern/paint.c
b/source/blender/blenkernel/intern/paint.c
index 815b33d..19c1090 100644
--- a/source/blender/blenkernel/intern/paint.c
+++ b/source/blender/blenkernel/intern/paint.c
@@ -770,6 +770,8 @@ void BKE_sculptsession_free(Object *ob)
MEM_freeN(ob->sculpt->totalAlpha);
if (ob->sculpt->totalWeight)
MEM_freeN(ob->sculpt->totalWeight);
+ if (ob->sculpt->maxWeight)
+ MEM_freeN(ob->sculpt->maxWeight);
MEM_freeN(ss);
diff --git a/source/blender/editors/sculpt_paint/paint_vertex.c
b/source/blender/editors/sculpt_paint/paint_vertex.c
index d1a4b5b..6654efe 100644
--- a/source/blender/editors/sculpt_paint/paint_vertex.c
+++ b/source/blender/editors/sculpt_paint/paint_vertex.c
@@ -1498,7 +1498,7 @@ static void do_weight_paint_vertex_single(
Mesh *me = ob->data;
MDeformVert *dv = &me->dvert[index];
bool topology = (me->editflag & ME_EDIT_MIRROR_TOPO) != 0;
-
+
MDeformWeight *dw;
/* mirror vars */
@@ -1767,12 +1767,14 @@ static void
vertex_paint_init_session_average_arrays(Object *ob){
int totNode = 0;
//I think the totNodes might include internal nodes, and we really only need
the tot leaves.
BKE_pbvh_node_num_nodes(ob->sculpt->pbvh, &totNode);
+ Mesh *me = BKE_mesh_from_object(ob);
ob->sculpt->totalRed = MEM_callocN(totNode*sizeof(unsigned long),
"totalRed");
ob->sculpt->totalGreen = MEM_callocN(totNode * sizeof(unsigned long),
"totalGreen");
ob->sculpt->totalBlue = MEM_callocN(totNode * sizeof(unsigned long),
"totalBlue");
ob->sculpt->totalAlpha = MEM_callocN(totNode * sizeof(unsigned long),
"totalAlpha");
ob->sculpt->totalWeight = MEM_callocN(totNode * sizeof(double),
"totalWeight");
ob->sculpt->totloopsHit = MEM_callocN(totNode * sizeof(unsigned int),
"totloopsHit");
+ ob->sculpt->maxWeight = MEM_callocN(me->totvert * sizeof(float),
"previouslyPainted");
}
/* *************** set wpaint operator ****************** */
@@ -2279,6 +2281,8 @@ static bool wpaint_stroke_test_start(bContext *C,
wmOperator *op, const float mo
vwpaint_update_cache_invariants(C, vd, ss, op, mouse);
+ for (int i = 0; i < me->totvert; ++i)
+ ss->maxWeight[i] = -1.0;
return true;
}
@@ -2635,21 +2639,43 @@ static void do_wpaint_brush_draw_task_cb_ex(
StrokeCache *cache = ss->cache;
const float bstrength = cache->bstrength;
float paintweight = BKE_brush_weight_get(scene, brush);
-
- //for each vertex
+ const float maximum = bstrength;
+
PBVHVertexIter vd;
BKE_pbvh_vertex_iter_begin(ss->pbvh, data->nodes[n], vd, PBVH_ITER_UNIQUE)
{
SculptBrushTest test;
sculpt_brush_test_init(ss, &test);
-
- //Test to see if the vertex coordinates are within the spherical brush
region.
if (sculpt_brush_test(&test, vd.co)) {
- float dot = dot_vf3vs3(cache->sculpt_normal_symm, vd.no);
+ const int vertexIndex = vd.vert_indices[vd.i];
+ const float dot = dot_vf3vs3(cache->sculpt_normal_symm, vd.no);
const float fade = BKE_brush_curve_strength(brush, test.dist,
cache->radius);
- int vertexIndex = vd.vert_indices[vd.i];
- if (dot > 0.0)
- do_weight_paint_vertex(data->vp, data->ob, data->wpi, vertexIndex, dot
* fade * bstrength, paintweight);
+ float actualStrength = bstrength * fade * dot;
+ float currentWeight;
+
+ //Spray logic
+ if (!(data->vp->flag & VP_SPRAY)) {
+ MDeformVert *dv = &data->me->dvert[vertexIndex];
+ MDeformWeight *dw;
+ dw = (data->vp->flag & VP_ONLYVGROUP) ? dw = defvert_find_index(dv,
data->wpi->active.index) :
+ defvert_verify_index(dv,
data->wpi->active.index);
+ currentWeight = dw->weight;
+ if (ss->maxWeight[vertexIndex] < 0) ss->maxWeight[vertexIndex] =
min(bstrength + dw->weight, 1.0);
+ CLAMP(actualStrength, 0.0, ss->maxWeight[vertexIndex] - dw->weight);
+ }
+
+ //Splash Prevention
+ if (dot > 0.0){
+ switch (data->vp->flag) {
+ case VP_SPRAY:
+ if (currentWeight < ss->maxWeight[vertexIndex])
+ do_weight_paint_vertex(data->vp, data->ob, data->wpi,
vertexIndex, actualStrength, paintweight);
+ break;
+ default:
+ do_weight_paint_vertex(data->vp, data->ob, data->wpi, vertexIndex,
actualStrength, paintweight);
+ break;
+ }
+ }
}
BKE_pbvh_vertex_iter_end;
}
@@ -3436,6 +3462,9 @@ static bool vpaint_stroke_test_start(bContext *C, struct
wmOperator *op, const f
vwpaint_update_cache_invariants(C, vp, ss, op, mouse);
+ for (int i = 0; i < me->totvert; ++i)
+ ss->maxWeight[i] = -1.0;
+
return 1;
}
@@ -3553,44 +3582,108 @@ static void do_vpaint_brush_calc_ave_color_cb_ex(
data->ob->sculpt->totalAlpha[n] = blend[3];
}
+//static void do_vpaint_brush_draw_task_cb_ex(
+// void *userdata, void *UNUSED(userdata_chunk), const int n, const int
thread_id)
+//{
+// SculptThreadedTaskData *data = userdata;
+// SculptSession *ss = data->ob->sculpt;
+//
+// Brush *brush = data->brush;
+// StrokeCache *cache = ss->cache;
+// const float bstrength = cache->bstrength;
+//
+// unsigned int *lcol = data->lcol;
+//
+// unsigned int *lcolorig = data->vp->vpaint_prev;
+//
+// //for each vertex
+// PBVHVertexIter vd;
+// BKE_pbvh_vertex_iter_begin(ss->pbvh, data->nodes[n], vd,
PBVH_ITER_UNIQUE)
+// {
+// SculptBrushTest test;
+// sculpt_brush_test_init(ss, &test);
+//
+// //Test to see if the vertex coordinates are within the
spherical brush region.
+// if (sculpt_brush_test(&test, vd.co)) {
+// const float dot = dot_vf3vs3(cache->sculpt_normal_symm, vd.no);
+// const float fade = BKE_brush_curve_strength(brush,
test.dist, cache->radius);
+// int vertexIndex = vd.vert_indices[vd.i];
+//
+// if (dot > 0.0)
+// //if a vertex is within the brush region, then paint
each loop that vertex owns.
+// for (int j = 0; j <
ss->vert_to_loop[vertexIndex].count; ++j) {
+// int loopIndex =
ss->vert_to_loop[vertexIndex].indices[j];
+// //Mix the new color with the original based
on the brush strength and the curve.
+// lcol[loopIndex] = vpaint_blend(data->vp,
lcol[loopIndex], lcolorig[loopIndex], data->vpd->paintcol, 255.0 * fade *
bstrength * dot, 255.0);
+// }
+// }
+// BKE_pbvh_vertex_iter_end;
+// }
+//}
+
static void do_vpaint_brush_draw_task_cb_ex(
- void *userdata, void *UNUSED(userdata_chunk), const int n, const int
thread_id)
+ void *userdata, void *UNUSED(userdata_chunk), const int n, const int
thread_id)
{
- SculptThreadedTaskData *data = userdata;
- SculptSession *ss = data->ob->sculpt;
+ SculptThreadedTaskData *data = userdata;
+ SculptSession *ss = data->ob->sculpt;
- Brush *brush = data->brush;
- StrokeCache *cache = ss->cache;
- const float bstrength = cache->bstrength;
+ Brush *brush = data->brush;
+ StrokeCache *cache = ss->cache;
+ const float bstrength = cache->bstrength;
- unsigned int *lcol = data->lcol;
-
- unsigned int *lcolorig = data->vp->vpaint_prev;
+ unsigned int *lcol = data->lcol;
- //for each vertex
- PBVHVertexIter vd;
- BKE_pbvh_vertex_iter_begin(ss->pbvh, data->nodes[n], vd,
PBVH_ITER_UNIQUE)
- {
- SculptBrushTest test;
- sculpt_brush_test_init(ss, &test);
-
- //Test to see if the vertex coordinates are within the
spherical brush region.
- if (sculpt_brush_test(&test, vd.co)) {
- float dot = dot_vf3vs3(cache->sculpt_normal_symm, vd.no);
+ unsigned int *lcolorig = data->vp->vpaint_prev;
+
+ //for each vertex
+ PBVHVertexIter vd;
+ BKE_pbvh_vertex_iter_begin(ss->pbvh, data->nodes[n], vd, PBVH_ITER_UNIQUE)
+ {
+ SculptBrushTest test;
+ sculpt_brush_test_init(ss, &test);
+
+ //Test to see if the vertex coordinates are within the spherical brush
region.
+ if (sculpt_brush_test(&test, vd.co)) {
+ int vertexIndex = vd.vert_indices[vd.i];
+ const float dot = dot_vf3vs3(cache->sculpt_normal_symm, vd.no);
+ const float fade = BKE_brush_curve_strength(brush, test.dist,
cache->radius);
+ unsigned int actualColor = data->vpd->paintcol;
+ unsigned char *currentColor = &lcolorig[vertexIndex];
+
+ ////Spray logic
+ //if (!(data->vp->flag & VP_SPRAY)) {
+ // //since float and uint both use 4 bytes, we just recycle weight
paintings max weight for spray mode support.
+ // if (ss->maxWeight[vertexIndex] < 0.0)
+ // *(ss->maxWeight + vertexIndex) = mcol_blend(data->vpd->paintcol,
lcol[vertexIndex], bstrength);
+ // actualColor = *(ss->maxWeight + vertexIndex);//
ss->maxWeight[vertexIndex];
+ // printf("0x%08x\n", actualColor);
+ // printf("0x%08x\n", mcol_blend(lcol[vertexIndex],
data->vpd->paintcol, bstrength));
+ //
+ // /*
+ // unsigned char* brushcol = &data->vpd->paintcol;
+ // unsigned char* maxcol = &ss->maxWeight[vertexIndex];
+ // unsigned char col[4];
+ // col[0] = brushcol[0];
+ // col[1] = brushcol[1];
+ // col[2] = brushcol[2];
+
+ // CLAMP(col[0], 0.0, maxcol[0]);
+ // CLAMP(col[1], 0.0, maxcol[1]);
+ // CLAMP(col[2], 0.0, maxcol[2]);
+ // col[3] = 255;
+ // actualColor = *(unsigned int*)col;*/
+ //}
- const float fade = BKE_brush_curve_strength(brush,
test.dist, cache->radius);
- int vertexIndex = vd.vert_indices[vd.i];
-
if (dot > 0.0)
- //if a vertex is within the brush region, then paint
each loop that vertex owns.
- for (int j = 0; j <
ss->vert_to_loop[vertexIndex].count; ++j) {
- int loopIndex =
ss->vert_to_loop[vertexIndex].indices[j];
- //Mix the new color with the original based
on the brush strength and the curve.
- lcol[loopIndex] = vpaint_blend(data->vp,
lcol[loopIndex], lcolorig[loopIndex], data->vp
@@ Diff output truncated at 10240 characters. @@
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