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Fix #20345: weight paint crashes with armature modifier without object.

Browse Source 
Also fixes:
* Weight paint subsurf drawing.
* Missing pointer endian conversion in paint brushes.
* Use of unitialized variable in screen version patch.
* Multires modifier without mdisps layer crash.
This commit is contained in:
Brecht Van Lommel 2009-12-14 17:08:02 +00:00
parent 6760dbf2ad
commit 9a7f6e937b
5 changed files with 87 additions and 36 deletions
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1
source/blender/blenkernel/intern/cdderivedmesh.c
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@ -761,7 +761,6 @@ static void cdDM_drawMappedFaces(DerivedMesh *dm, int (*setDrawOptions)(void *us
float *nors= dm->getFaceDataArray(dm, CD_NORMAL);
int i, orig, *index = DM_get_face_data_layer(dm, CD_ORIGINDEX);
mc = DM_get_face_data_layer(dm, CD_ID_MCOL);
if(!mc)
mc = DM_get_face_data_layer(dm, CD_WEIGHT_MCOL);

7
source/blender/blenkernel/intern/multires.c
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@ -450,6 +450,13 @@ static void multiresModifier_disp_run(DerivedMesh *dm, Mesh *me, int invert, int
int *gridOffset;
int i, numGrids, gridSize, dGridSize, dSkip;
if(!mdisps) {
if(invert)
mdisps = CustomData_add_layer(&me->fdata, CD_MDISPS, CD_DEFAULT, NULL, me->totface);
else
return;
}
numGrids = dm->getNumGrids(dm);
gridSize = dm->getGridSize(dm);
gridData = dm->getGridData(dm);

73
source/blender/blenkernel/intern/subsurf_ccg.c
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@ -1548,12 +1548,15 @@ static void ccgDM_drawFacesTex_common(DerivedMesh *dm,
{
CCGDerivedMesh *ccgdm = (CCGDerivedMesh*) dm;
CCGSubSurf *ss = ccgdm->ss;
MCol *mcol = DM_get_face_data_layer(dm, CD_MCOL);
MCol *mcol = dm->getFaceDataArray(dm, CD_WEIGHT_MCOL);
MTFace *tf = DM_get_face_data_layer(dm, CD_MTFACE);
char *faceFlags = ccgdm->faceFlags;
int i, totface, flag, gridSize = ccgSubSurf_getGridSize(ss);
int gridFaces = gridSize - 1;
if(!mcol)
mcol = dm->getFaceDataArray(dm, CD_MCOL);
totface = ccgSubSurf_getNumFaces(ss);
for(i = 0; i < totface; i++) {
CCGFace *f = ccgdm->faceMap[i].face;
@ -1719,21 +1722,35 @@ static void ccgDM_drawUVEdges(DerivedMesh *dm)
static void ccgDM_drawMappedFaces(DerivedMesh *dm, int (*setDrawOptions)(void *userData, int index, int *drawSmooth_r), void *userData, int useColors) {
CCGDerivedMesh *ccgdm = (CCGDerivedMesh*) dm;
CCGSubSurf *ss = ccgdm->ss;
CCGFaceIterator *fi = ccgSubSurf_getFaceIterator(ss);
MCol *mcol= NULL;
int i, gridSize = ccgSubSurf_getGridSize(ss);
char *faceFlags = ccgdm->faceFlags;
int gridFaces = gridSize - 1, totface;
for (i=0; !ccgFaceIterator_isStopped(fi); i++,ccgFaceIterator_next(fi)) {
CCGFace *f = ccgFaceIterator_getCurrent(fi);
if(useColors) {
mcol = dm->getFaceDataArray(dm, CD_WEIGHT_MCOL);
if(!mcol)
mcol = dm->getFaceDataArray(dm, CD_MCOL);
}
totface = ccgSubSurf_getNumFaces(ss);
for(i = 0; i < totface; i++) {
CCGFace *f = ccgdm->faceMap[i].face;
int S, x, y, numVerts = ccgSubSurf_getFaceNumVerts(f);
int drawSmooth, index = ccgDM_getFaceMapIndex(ss, f);
int origIndex;
unsigned char *cp= NULL;
origIndex = GET_INT_FROM_POINTER(ccgSubSurf_getFaceFaceHandle(ss, f));
if(faceFlags) drawSmooth = (faceFlags[origIndex*2] & ME_SMOOTH);
else drawSmooth = 1;
if(mcol) {
cp= (unsigned char*)mcol;
mcol += gridFaces*gridFaces*numVerts*4;
}
if (index!=-1) {
int draw;
draw = setDrawOptions==NULL ? 1 : setDrawOptions(userData, index, &drawSmooth);
@ -1748,41 +1765,61 @@ static void ccgDM_drawMappedFaces(DerivedMesh *dm, int (*setDrawOptions)(void *u
DMGridData *faceGridData = ccgSubSurf_getFaceGridDataArray(ss, f, S);
if (drawSmooth) {
glShadeModel(GL_SMOOTH);
for (y=0; y<gridSize-1; y++) {
for (y=0; y<gridFaces; y++) {
DMGridData *a, *b;
glBegin(GL_QUAD_STRIP);
for (x=0; x<gridSize; x++) {
DMGridData *a = &faceGridData[(y+0)*gridSize + x];
DMGridData *b = &faceGridData[(y+1)*gridSize + x];
for (x=0; x<gridFaces; x++) {
a = &faceGridData[(y+0)*gridSize + x];
b = &faceGridData[(y+1)*gridSize + x];
if(cp) glColor3ub(cp[3], cp[2], cp[1]);
glNormal3fv(a->no);
glVertex3fv(a->co);
if(cp) glColor3ub(cp[7], cp[6], cp[5]);
glNormal3fv(b->no);
glVertex3fv(b->co);
if(x != gridFaces-1) {
if(cp) cp += 16;
}
}
a = &faceGridData[(y+0)*gridSize + x];
b = &faceGridData[(y+1)*gridSize + x];
if(cp) glColor3ub(cp[15], cp[14], cp[13]);
glNormal3fv(a->no);
glVertex3fv(a->co);
if(cp) glColor3ub(cp[11], cp[10], cp[9]);
glNormal3fv(b->no);
glVertex3fv(b->co);
if(cp) cp += 16;
glEnd();
}
} else {
glShadeModel(GL_FLAT);
glBegin(GL_QUADS);
for (y=0; y<gridSize-1; y++) {
for (x=0; x<gridSize-1; x++) {
for (y=0; y<gridFaces; y++) {
for (x=0; x<gridFaces; x++) {
float *a = faceGridData[(y+0)*gridSize + x].co;
float *b = faceGridData[(y+0)*gridSize + x + 1].co;
float *c = faceGridData[(y+1)*gridSize + x + 1].co;
float *d = faceGridData[(y+1)*gridSize + x].co;
float a_cX = c[0]-a[0], a_cY = c[1]-a[1], a_cZ = c[2]-a[2];
float b_dX = d[0]-b[0], b_dY = d[1]-b[1], b_dZ = d[2]-b[2];
float no[3];
no[0] = b_dY*a_cZ - b_dZ*a_cY;
no[1] = b_dZ*a_cX - b_dX*a_cZ;
no[2] = b_dX*a_cY - b_dY*a_cX;
glNormal3fv(no);
ccgDM_glNormalFast(a, b, c, d);
if(cp) glColor3ub(cp[7], cp[6], cp[5]);
glVertex3fv(d);
if(cp) glColor3ub(cp[11], cp[10], cp[9]);
glVertex3fv(c);
if(cp) glColor3ub(cp[15], cp[14], cp[13]);
glVertex3fv(b);
if(cp) glColor3ub(cp[3], cp[2], cp[1]);
glVertex3fv(a);
if(cp) cp += 16;
}
}
glEnd();
@ -1793,8 +1830,6 @@ static void ccgDM_drawMappedFaces(DerivedMesh *dm, int (*setDrawOptions)(void *u
}
}
}
ccgFaceIterator_free(fi);
}
static void ccgDM_drawMappedEdges(DerivedMesh *dm, int (*setDrawOptions)(void *userData, int index), void *userData) {
CCGDerivedMesh *ccgdm = (CCGDerivedMesh*) dm;

19
source/blender/blenloader/intern/readfile.c
View File

@ -4269,10 +4269,13 @@ static void link_recurs_seq(FileData *fd, ListBase *lb)
static void direct_link_paint(FileData *fd, Paint **paint)
{
(*paint)= newdataadr(fd, (*paint));
if(*paint) {
(*paint)->paint_cursor= NULL;
(*paint)->brushes= newdataadr(fd, (*paint)->brushes);
Paint *p;
p= (*paint)= newdataadr(fd, (*paint));
if(p) {
p->paint_cursor= NULL;
p->brushes= newdataadr(fd, p->brushes);
test_pointer_array(fd, (void**)&p->brushes);
}
}
@ -4309,6 +4312,7 @@ static void direct_link_scene(FileData *fd, Scene *sce)
direct_link_paint(fd, (Paint**)&sce->toolsettings->wpaint);
sce->toolsettings->imapaint.paint.brushes= newdataadr(fd, sce->toolsettings->imapaint.paint.brushes);
test_pointer_array(fd, (void**)&sce->toolsettings->imapaint.paint.brushes);
sce->toolsettings->imapaint.paintcursor= NULL;
sce->toolsettings->particle.paintcursor= NULL;
@ -10115,8 +10119,11 @@ static void do_versions(FileData *fd, Library *lib, Main *main)
}
/* clear hanging 'temp' screens from older 2.5 files*/
if (main->versionfile == 250) {
bScreen *screen;
for(screen= main->screen.first; screen; screen= screen->id.next) {
bScreen *screen, *nextscreen;
for(screen= main->screen.first; screen; screen= nextscreen) {
nextscreen= screen->id.next;
if (screen->full == SCREENTEMP)
free_libblock(&main->screen, screen);
}

3
source/blender/editors/sculpt_paint/paint_vertex.c
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@ -1300,6 +1300,8 @@ static char *wpaint_make_validmap(Mesh *me, Object *ob)
if (md->type == eModifierType_Armature)
{
amd = (ArmatureModifierData*) md;
if(amd->object && amd->object->pose) {
pose = amd->object->pose;
for (chan=pose->chanbase.first; chan; chan=chan->next) {
@ -1313,6 +1315,7 @@ static char *wpaint_make_validmap(Mesh *me, Object *ob)
}
}
}
}
/*add all names to a hash table*/
for (dg=ob->defbase.first, i=0; dg; dg=dg->next, i++) {