griefith/test
1
0
Fork 0
Code Issues Pull Requests Actions 1 Packages Projects Releases Wiki Activity

- added DerivedMesh.drawMapped{VertNormals,FaceNormals,FaceCenters}EM

Browse Source 
functions and implementation for EditmeshDerivedMesh
 - switch drawobject to drawing normals/centers through the DerivedMesh
 - added G_DRAW_VNORMALS flag and button, implementation is not yet complete
   because editmesh normals are not updated regularly
 - switch editmesh draw buttons to use uiDefButBit (can't we get some
   monkey to convert all of the uiDefBut calls with TOG|BIT type? It
   makes grepping the source much nicer)
This commit is contained in:
Daniel Dunbar
2005-07-23 07:45:39 +00:00
parent e125ed5958
commit 32255b65df
4 changed files with 172 additions and 46 deletions
Download Patch File Download Diff File Expand all files Collapse all files

115
source/blender/blenkernel/intern/DerivedMesh.c
View File

@@ -638,6 +638,114 @@ static void emDM_drawMappedEdgesInterpEM(DerivedMesh *dm, int (*setDrawOptions)(
glEnd();
}
}
static void emDM__calcFaceCent(EditFace *efa, float cent[3], float (*vertexCos)[3])
{
if (vertexCos) {
VECCOPY(cent, vertexCos[(int) efa->v1->prev]);
VecAddf(cent, cent, vertexCos[(int) efa->v2->prev]);
VecAddf(cent, cent, vertexCos[(int) efa->v3->prev]);
if (efa->v4) VecAddf(cent, cent, vertexCos[(int) efa->v4->prev]);
} else {
VECCOPY(cent, efa->v1->co);
VecAddf(cent, cent, efa->v2->co);
VecAddf(cent, cent, efa->v3->co);
if (efa->v4) VecAddf(cent, cent, efa->v4->co);
}
if (efa->v4) {
cent[0] *= 0.25f;
cent[1] *= 0.25f;
cent[2] *= 0.25f;
} else {
cent[0] *= 0.33333333333f;
cent[1] *= 0.33333333333f;
cent[2] *= 0.33333333333f;
}
}
static void emDM_drawMappedFaceCentersEM(DerivedMesh *dm, int (*setDrawOptions)(void *userData, struct EditFace *efa), void *userData)
{
EditMeshDerivedMesh *emdm= (EditMeshDerivedMesh*) dm;
EditVert *eve, *preveve;
EditFace *efa;
float cent[3];
int i;
if (emdm->vertexCos) {
for (i=0,eve=emdm->em->verts.first; eve; eve= eve->next)
eve->prev = (EditVert*) i++;
}
bglBegin(GL_POINTS);
for(efa= emdm->em->faces.first; efa; efa= efa->next) {
if(!setDrawOptions || setDrawOptions(userData, efa)) {
emDM__calcFaceCent(efa, cent, emdm->vertexCos);
bglVertex3fv(cent);
}
}
bglEnd();
if (emdm->vertexCos) {
for (preveve=NULL, eve=emdm->em->verts.first; eve; preveve=eve, eve= eve->next)
eve->prev = preveve;
}
}
static void emDM_drawMappedFaceNormalsEM(DerivedMesh *dm, float length, int (*setDrawOptions)(void *userData, struct EditFace *efa), void *userData)
{
EditMeshDerivedMesh *emdm= (EditMeshDerivedMesh*) dm;
EditVert *eve, *preveve;
EditFace *efa;
float cent[3];
int i;
glBegin(GL_LINES);
if (emdm->vertexCos) {
for (i=0,eve=emdm->em->verts.first; eve; eve= eve->next)
eve->prev = (EditVert*) i++;
}
for (efa= emdm->em->faces.first; efa; efa= efa->next) {
if(!setDrawOptions || setDrawOptions(userData, efa)) {
emDM__calcFaceCent(efa, cent, emdm->vertexCos);
glVertex3fv(efa->cent);
glVertex3f( efa->cent[0] + length*efa->n[0],
efa->cent[1] + length*efa->n[1],
efa->cent[2] + length*efa->n[2]);
}
}
if (emdm->vertexCos) {
for (preveve=NULL, eve=emdm->em->verts.first; eve; preveve=eve, eve= eve->next)
eve->prev = preveve;
}
glEnd();
}
static void emDM_drawMappedVertNormalsEM(DerivedMesh *dm, float length, int (*setDrawOptions)(void *userData, struct EditVert *eve), void *userData)
{
EditMeshDerivedMesh *emdm= (EditMeshDerivedMesh*) dm;
EditVert *eve;
int i;
glBegin(GL_LINES);
for (i=0,eve= emdm->em->verts.first; eve; i++,eve= eve->next) {
if(!setDrawOptions || setDrawOptions(userData, eve)) {
if (emdm->vertexCos) {
glVertex3fv(emdm->vertexCos[i]);
glVertex3f( emdm->vertexCos[i][0] + length*eve->no[0],
emdm->vertexCos[i][1] + length*eve->no[1],
emdm->vertexCos[i][2] + length*eve->no[2]);
} else {
glVertex3fv(eve->co);
glVertex3f( eve->co[0] + length*eve->no[0],
eve->co[1] + length*eve->no[1],
eve->co[2] + length*eve->no[2]);
}
}
}
glEnd();
}
static void emDM_drawMappedFacesEM(DerivedMesh *dm, int (*setDrawOptions)(void *userData, EditFace *face), void *userData)
{
EditMeshDerivedMesh *emdm= (EditMeshDerivedMesh*) dm;
@@ -763,6 +871,7 @@ static void emDM_release(DerivedMesh *dm)
MEM_freeN(emdm);
}
// XXX face and vertex normals are wrong with vertexcos
static DerivedMesh *getEditMeshDerivedMesh(EditMesh *em, float (*vertexCos)[3])
{
EditMeshDerivedMesh *emdm = MEM_callocN(sizeof(*emdm), "emdm");
@@ -780,6 +889,10 @@ static DerivedMesh *getEditMeshDerivedMesh(EditMesh *em, float (*vertexCos)[3])
emdm->dm.drawMappedEdgesEM = emDM_drawMappedEdgesEM;
emdm->dm.drawMappedEdgesInterpEM = emDM_drawMappedEdgesInterpEM;
emdm->dm.drawMappedVertNormalsEM = emDM_drawMappedVertNormalsEM;
emdm->dm.drawMappedFaceNormalsEM = emDM_drawMappedFaceNormalsEM;
emdm->dm.drawMappedFaceCentersEM = emDM_drawMappedFaceCentersEM;
emdm->dm.drawFacesSolid = emDM_drawFacesSolid;
emdm->dm.drawMappedFacesEM = emDM_drawMappedFacesEM;
@@ -1382,7 +1495,7 @@ static void mesh_build_data(Object *ob)
clear_mesh_caches(ob);
mesh_calc_modifiers(ob, NULL, &ob->derivedDeform, &ob->derivedFinal, 0, 1);
INIT_MINMAX(min, max);
ob->derivedFinal->getMinMax(ob->derivedFinal, min, max);