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Fix for truncation of 64-bit CustomDataMasks. 

Can't use GET_INT_FROM_POINTER anymore with CD masks, as this
truncates to 32-bit.

Bug: http://projects.blender.org/tracker/index.php?func=detail&aid=30680&group_id=9&atid=498
CR: http://codereview.appspot.com/5905059/
This commit is contained in:
Nicholas Bishop 2012-03-26 16:25:21 +00:00
parent 03336c0ba7
commit 47cd3d4b8e
3 changed files with 34 additions and 26 deletions
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15
source/blender/blenkernel/BKE_modifier.h
View File

@ -357,16 +357,21 @@ int modifiers_isPreview(struct Object *ob);
int modifiers_indexInObject(struct Object *ob, struct ModifierData *md);
typedef struct CDMaskLink {
struct CDMaskLink *next;
CustomDataMask mask;
} CDMaskLink;
/* Calculates and returns a linked list of CustomDataMasks indicating the
* data required by each modifier in the stack pointed to by md for correct
* evaluation, assuming the data indicated by dataMask is required at the
* end of the stack.
*/
struct LinkNode *modifiers_calcDataMasks(struct Scene *scene,
struct Object *ob,
struct ModifierData *md,
CustomDataMask dataMask,
int required_mode);
struct CDMaskLink *modifiers_calcDataMasks(struct Scene *scene,
struct Object *ob,
struct ModifierData *md,
CustomDataMask dataMask,
int required_mode);
struct ModifierData *modifiers_getLastPreview(struct Scene *scene,
struct ModifierData *md,
int required_mode);

18
source/blender/blenkernel/intern/DerivedMesh.c
View File

@ -1351,7 +1351,7 @@ static void mesh_calc_modifiers(Scene *scene, Object *ob, float (*inputVertexCos
{
Mesh *me = ob->data;
ModifierData *firstmd, *md, *previewmd = NULL;
LinkNode *datamasks, *curr;
CDMaskLink *datamasks, *curr;
/* XXX Always copying POLYINDEX, else tessellated data are no more valid! */
CustomDataMask mask, nextmask, append_mask = CD_MASK_POLYINDEX;
float (*deformedVerts)[3] = NULL;
@ -1547,7 +1547,7 @@ static void mesh_calc_modifiers(Scene *scene, Object *ob, float (*inputVertexCos
/* determine which data layers are needed by following modifiers */
if (curr->next)
nextmask= (CustomDataMask)GET_INT_FROM_POINTER(curr->next->link);
nextmask= curr->next->mask;
else
nextmask= dataMask;
@ -1597,7 +1597,7 @@ static void mesh_calc_modifiers(Scene *scene, Object *ob, float (*inputVertexCos
/* set the DerivedMesh to only copy needed data */
mask= (CustomDataMask)GET_INT_FROM_POINTER(curr->link);
mask= curr->mask;
/* needMapping check here fixes bug [#28112], otherwise its
* possible that it wont be copied */
mask |= append_mask;
@ -1608,7 +1608,7 @@ static void mesh_calc_modifiers(Scene *scene, Object *ob, float (*inputVertexCos
add_orco_dm(ob, NULL, dm, clothorcodm, CD_CLOTH_ORCO);
/* add an origspace layer if needed */
if (((CustomDataMask)GET_INT_FROM_POINTER(curr->link)) & CD_MASK_ORIGSPACE_MLOOP) {
if ((curr->mask) & CD_MASK_ORIGSPACE_MLOOP) {
if (!CustomData_has_layer(&dm->loopData, CD_ORIGSPACE_MLOOP)) {
DM_add_loop_layer(dm, CD_ORIGSPACE_MLOOP, CD_CALLOC, NULL);
DM_init_origspace(dm);
@ -1823,7 +1823,7 @@ static void mesh_calc_modifiers(Scene *scene, Object *ob, float (*inputVertexCos
if (deformedVerts && deformedVerts != inputVertexCos)
MEM_freeN(deformedVerts);
BLI_linklist_free(datamasks, NULL);
BLI_linklist_free((LinkNode*)datamasks, NULL);
}
float (*editbmesh_get_vertex_cos(BMEditMesh *em, int *numVerts_r))[3]
@ -1866,7 +1866,7 @@ static void editbmesh_calc_modifiers(Scene *scene, Object *ob, BMEditMesh *em, D
CustomDataMask mask;
DerivedMesh *dm, *orcodm = NULL;
int i, numVerts = 0, cageIndex = modifiers_getCageIndex(scene, ob, NULL, 1);
LinkNode *datamasks, *curr;
CDMaskLink *datamasks, *curr;
int required_mode = eModifierMode_Realtime | eModifierMode_Editmode;
modifiers_clearErrors(ob);
@ -1953,7 +1953,7 @@ static void editbmesh_calc_modifiers(Scene *scene, Object *ob, BMEditMesh *em, D
}
/* create an orco derivedmesh in parallel */
mask= (CustomDataMask)GET_INT_FROM_POINTER(curr->link);
mask= curr->mask;
if (mask & CD_MASK_ORCO) {
if (!orcodm)
orcodm= create_orco_dm(ob, ob->data, em, CD_ORCO);
@ -1974,7 +1974,7 @@ static void editbmesh_calc_modifiers(Scene *scene, Object *ob, BMEditMesh *em, D
}
/* set the DerivedMesh to only copy needed data */
mask= (CustomDataMask)GET_INT_FROM_POINTER(curr->link); /* CD_MASK_ORCO may have been cleared above */
mask= curr->mask; /* CD_MASK_ORCO may have been cleared above */
DM_set_only_copy(dm, mask | CD_MASK_ORIGINDEX);
@ -2019,7 +2019,7 @@ static void editbmesh_calc_modifiers(Scene *scene, Object *ob, BMEditMesh *em, D
}
}
BLI_linklist_free(datamasks, NULL);
BLI_linklist_free((LinkNode*)datamasks, NULL);
/* Yay, we are done. If we have a DerivedMesh and deformed vertices need
* to apply these back onto the DerivedMesh. If we have no DerivedMesh

27
source/blender/blenkernel/intern/modifier.c
View File

@ -355,21 +355,24 @@ int modifier_isEnabled(struct Scene *scene, ModifierData *md, int required_mode)
return 1;
}
LinkNode *modifiers_calcDataMasks(struct Scene *scene, Object *ob, ModifierData *md, CustomDataMask dataMask, int required_mode)
CDMaskLink *modifiers_calcDataMasks(struct Scene *scene, Object *ob, ModifierData *md, CustomDataMask dataMask, int required_mode)
{
LinkNode *dataMasks = NULL;
LinkNode *curr, *prev;
CDMaskLink *dataMasks = NULL;
CDMaskLink *curr, *prev;
/* build a list of modifier data requirements in reverse order */
for (; md; md = md->next) {
ModifierTypeInfo *mti = modifierType_getInfo(md->type);
CustomDataMask mask = 0;
curr = MEM_callocN(sizeof(CDMaskLink), "CDMaskLink");
if (modifier_isEnabled(scene, md, required_mode))
if (mti->requiredDataMask)
mask = mti->requiredDataMask(ob, md);
curr->mask = mti->requiredDataMask(ob, md);
BLI_linklist_prepend(&dataMasks, SET_INT_IN_POINTER(mask));
/* prepend new datamask */
curr->next = dataMasks;
dataMasks = curr;
}
/* build the list of required data masks - each mask in the list must
@ -380,20 +383,20 @@ LinkNode *modifiers_calcDataMasks(struct Scene *scene, Object *ob, ModifierData
*/
for (curr = dataMasks, prev = NULL; curr; prev = curr, curr = curr->next) {
if (prev) {
CustomDataMask prev_mask = (CustomDataMask)GET_INT_FROM_POINTER(prev->link);
CustomDataMask curr_mask = (CustomDataMask)GET_INT_FROM_POINTER(curr->link);
CustomDataMask prev_mask = prev->mask;
CustomDataMask curr_mask = curr->mask;
curr->link = SET_INT_IN_POINTER(curr_mask | prev_mask);
curr->mask = curr_mask | prev_mask;
}
else {
CustomDataMask curr_mask = (CustomDataMask)GET_INT_FROM_POINTER(curr->link);
CustomDataMask curr_mask = curr->mask;
curr->link = SET_INT_IN_POINTER(curr_mask | dataMask);
curr->mask = curr_mask | dataMask;
}
}
/* reverse the list so it's in the correct order */
BLI_linklist_reverse(&dataMasks);
BLI_linklist_reverse((LinkNode**)&dataMasks);
return dataMasks;
}