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A great renaming. 2d coordinate systems are now called workplanes, 

and the associated entities are now just points.

[git-p4: depot-paths = "//depot/solvespace/": change = 1690]
solver
Jonathan Westhues 2008-04-26 19:26:27 -08:00
parent 5bc3738ec4
commit 15476d4732
11 changed files with 223 additions and 216 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

72
constraint.cpp
View File

@ -32,8 +32,8 @@ void Constraint::MenuConstrain(int id) {
} else if(gs.lineSegments == 1 && gs.n == 1) {
c.type = PT_PT_DISTANCE;
Entity *e = SS.GetEntity(gs.entity[0]);
c.ptA = e->assoc[0];
c.ptB = e->assoc[1];
c.ptA = e->point[0];
c.ptB = e->point[1];
} else {
Error("Bad selection for distance / diameter constraint.");
return;
@ -78,8 +78,8 @@ void Constraint::MenuConstrain(int id) {
if(gs.lineSegments == 1 && gs.n == 1) {
c.entityA = gs.entity[0];
Entity *e = SS.GetEntity(c.entityA);
ha = e->assoc[0];
hb = e->assoc[1];
ha = e->point[0];
hb = e->point[1];
} else if(gs.points == 2 && gs.n == 2) {
ha = c.ptA = gs.point[0];
hb = c.ptB = gs.point[1];
@ -89,18 +89,18 @@ void Constraint::MenuConstrain(int id) {
}
Entity *ea = SS.GetEntity(ha);
Entity *eb = SS.GetEntity(hb);
if(ea->csys.v == Entity::NO_CSYS.v &&
eb->csys.v == Entity::NO_CSYS.v)
if(ea->workplane.v == Entity::FREE_IN_3D.v &&
eb->workplane.v == Entity::FREE_IN_3D.v)
{
Error("Horizontal/vertical constraint applies only to "
"entities drawn in a 2d coordinate system.");
return;
}
if(eb->csys.v == SS.GW.activeCsys.v) {
// We are constraining two points in two different csyss; so
if(eb->workplane.v == SS.GW.activeWorkplane.v) {
// We are constraining two points in two different wrkpls; so
// we have two choices for the definitons of the coordinate
// directions. ptA's gets chosen, so make sure that's the
// active csys.
// active workplane.
hEntity t = c.ptA;
c.ptA = c.ptB;
c.ptB = t;
@ -133,14 +133,14 @@ Expr *Constraint::Distance(hEntity hpa, hEntity hpb) {
if(pa->type == Entity::POINT_IN_2D &&
pb->type == Entity::POINT_IN_2D &&
pa->csys.v == pb->csys.v)
pa->workplane.v == pb->workplane.v)
{
// A nice case; they are both in the same 2d csys, so I can write
// A nice case; they are both in the same workplane, so I can write
// the equation in terms of the basis vectors in that csys.
Expr *du = Expr::FromParam(pa->param.h[0])->Minus(
Expr::FromParam(pb->param.h[0]));
Expr *dv = Expr::FromParam(pa->param.h[1])->Minus(
Expr::FromParam(pb->param.h[1]));
Expr *du = Expr::FromParam(pa->param[0])->Minus(
Expr::FromParam(pb->param[0]));
Expr *dv = Expr::FromParam(pa->param[1])->Minus(
Expr::FromParam(pb->param[1]));
return ((du->Square())->Plus(dv->Square()))->Sqrt();
}
@ -188,8 +188,8 @@ void Constraint::Generate(IdList<Equation,hEquation> *l) {
case EQUAL_LENGTH_LINES: {
Entity *a = SS.GetEntity(entityA);
Entity *b = SS.GetEntity(entityB);
AddEq(l, Distance(a->assoc[0], a->assoc[1])->Minus(
Distance(b->assoc[0], b->assoc[1])), 0);
AddEq(l, Distance(a->point[0], a->point[1])->Minus(
Distance(b->point[0], b->point[1])), 0);
break;
}
@ -210,26 +210,26 @@ void Constraint::Generate(IdList<Equation,hEquation> *l) {
AddEq(l, eab.y, 1);
AddEq(l, eab.z, 2);
} else if(!(a->IsPointIn3d() || b->IsPointIn3d()) &&
(a->csys.v == b->csys.v))
(a->workplane.v == b->workplane.v))
{
// Both in same csys, nice.
AddEq(l, Expr::FromParam(a->param.h[0])->Minus(
Expr::FromParam(b->param.h[0])), 0);
AddEq(l, Expr::FromParam(a->param.h[1])->Minus(
Expr::FromParam(b->param.h[1])), 1);
// Both in same workplane, nice.
AddEq(l, Expr::FromParam(a->param[0])->Minus(
Expr::FromParam(b->param[0])), 0);
AddEq(l, Expr::FromParam(a->param[1])->Minus(
Expr::FromParam(b->param[1])), 1);
} else {
// Either two 2 DOF points in different planes, or one
// 3 DOF point and one 2 DOF point. Either way, write two
// equations on the projection of a into b's plane.
ExprVector p3;
p3 = a->PointGetExprs();
Entity *csy = SS.GetEntity(b->csys);
ExprVector offset = csy->Csys2dGetOffsetExprs();
Entity *w = SS.GetEntity(b->workplane);
ExprVector offset = w->WorkplaneGetOffsetExprs();
p3 = p3.Minus(offset);
ExprVector u, v;
csy->Csys2dGetBasisExprs(&u, &v);
AddEq(l, Expr::FromParam(b->param.h[0])->Minus(p3.Dot(u)), 0);
AddEq(l, Expr::FromParam(b->param.h[1])->Minus(p3.Dot(v)), 1);
w->WorkplaneGetBasisExprs(&u, &v);
AddEq(l, Expr::FromParam(b->param[0])->Minus(p3.Dot(u)), 0);
AddEq(l, Expr::FromParam(b->param[1])->Minus(p3.Dot(v)), 1);
}
break;
}
@ -248,28 +248,28 @@ void Constraint::Generate(IdList<Equation,hEquation> *l) {
hEntity ha, hb;
if(entityA.v) {
Entity *e = SS.GetEntity(entityA);
ha = e->assoc[0];
hb = e->assoc[1];
ha = e->point[0];
hb = e->point[1];
} else {
ha = ptA;
hb = ptB;
}
Entity *a = SS.GetEntity(ha);
Entity *b = SS.GetEntity(hb);
if(a->csys.v == Entity::NO_CSYS.v) {
if(a->workplane.v == Entity::FREE_IN_3D.v) {
Entity *t = a;
a = b;
b = t;
}
if(a->csys.v == b->csys.v) {
if(a->workplane.v == b->workplane.v) {
int i = (type == HORIZONTAL) ? 1 : 0;
AddEq(l, Expr::FromParam(a->param.h[i])->Minus(
Expr::FromParam(b->param.h[i])), 0);
AddEq(l, Expr::FromParam(a->param[i])->Minus(
Expr::FromParam(b->param[i])), 0);
} else {
Entity *csy = SS.GetEntity(a->csys);
Entity *w = SS.GetEntity(a->workplane);
ExprVector u, v;
csy->Csys2dGetBasisExprs(&u, &v);
w->WorkplaneGetBasisExprs(&u, &v);
ExprVector norm = (type == HORIZONTAL) ? v : u;
ExprVector pa = a->PointGetExprs();
ExprVector pb = b->PointGetExprs();

18
drawconstraint.cpp
View File

@ -55,7 +55,7 @@ void Constraint::DrawOrGetDistance(Vector *labelPos) {
if(dogd.drawing) {
glPushMatrix();
glxTranslatev(ref);
glxOntoCsys(gr, gu);
glxOntoWorkplane(gr, gu);
glxWriteText(exprA->Print());
glPopMatrix();
} else {
@ -114,8 +114,8 @@ void Constraint::DrawOrGetDistance(Vector *labelPos) {
case EQUAL_LENGTH_LINES: {
for(int i = 0; i < 2; i++) {
Entity *e = SS.GetEntity(i == 0 ? entityA : entityB);
Vector a = SS.GetEntity(e->assoc[0])->PointGetCoords();
Vector b = SS.GetEntity(e->assoc[1])->PointGetCoords();
Vector a = SS.GetEntity(e->point[0])->PointGetCoords();
Vector b = SS.GetEntity(e->point[1])->PointGetCoords();
Vector m = (a.ScaledBy(1.0/3)).Plus(b.ScaledBy(2.0/3));
Vector ab = a.Minus(b);
Vector n = (gn.Cross(ab)).WithMagnitude(10/SS.GW.scale);
@ -129,14 +129,14 @@ void Constraint::DrawOrGetDistance(Vector *labelPos) {
case VERTICAL:
if(entityA.v) {
Entity *e = SS.GetEntity(entityA);
Vector a = SS.GetEntity(e->assoc[0])->PointGetCoords();
Vector b = SS.GetEntity(e->assoc[1])->PointGetCoords();
Vector a = SS.GetEntity(e->point[0])->PointGetCoords();
Vector b = SS.GetEntity(e->point[1])->PointGetCoords();
Vector m = (a.ScaledBy(0.5)).Plus(b.ScaledBy(0.5));
if(dogd.drawing) {
glPushMatrix();
glxTranslatev(m);
glxOntoCsys(gr, gu);
glxOntoWorkplane(gr, gu);
glxWriteText(type == HORIZONTAL ? "H" : "V");
glPopMatrix();
} else {
@ -147,10 +147,10 @@ void Constraint::DrawOrGetDistance(Vector *labelPos) {
Vector a = SS.GetEntity(ptA)->PointGetCoords();
Vector b = SS.GetEntity(ptB)->PointGetCoords();
Entity *csy = SS.GetEntity(SS.GetEntity(ptA)->csys);
Entity *w = SS.GetEntity(SS.GetEntity(ptA)->workplane);
Vector cu, cv, cn;
csy->Csys2dGetBasisVectors(&cu, &cv);
cn = csy->Csys2dGetNormalVector();
w->WorkplaneGetBasisVectors(&cu, &cv);
cn = w->WorkplaneGetNormalVector();
int i;
for(i = 0; i < 2; i++) {

112
entity.cpp
View File

@ -5,10 +5,10 @@ char *Entity::DescriptionString(void) {
return r->DescriptionString();
}
void Entity::Csys2dGetBasisVectors(Vector *u, Vector *v) {
void Entity::WorkplaneGetBasisVectors(Vector *u, Vector *v) {
double q[4];
for(int i = 0; i < 4; i++) {
q[i] = SS.GetParam(param.h[i])->val;
q[i] = SS.GetParam(param[i])->val;
}
Quaternion quat = Quaternion::MakeFrom(q[0], q[1], q[2], q[3]);
@ -16,17 +16,17 @@ void Entity::Csys2dGetBasisVectors(Vector *u, Vector *v) {
*v = quat.RotationV();
}
Vector Entity::Csys2dGetNormalVector(void) {
Vector Entity::WorkplaneGetNormalVector(void) {
Vector u, v;
Csys2dGetBasisVectors(&u, &v);
WorkplaneGetBasisVectors(&u, &v);
return u.Cross(v);
}
void Entity::Csys2dGetBasisExprs(ExprVector *u, ExprVector *v) {
Expr *a = Expr::FromParam(param.h[0]);
Expr *b = Expr::FromParam(param.h[1]);
Expr *c = Expr::FromParam(param.h[2]);
Expr *d = Expr::FromParam(param.h[3]);
void Entity::WorkplaneGetBasisExprs(ExprVector *u, ExprVector *v) {
Expr *a = Expr::FromParam(param[0]);
Expr *b = Expr::FromParam(param[1]);
Expr *c = Expr::FromParam(param[2]);
Expr *d = Expr::FromParam(param[3]);
Expr *two = Expr::FromConstant(2);
@ -53,13 +53,13 @@ void Entity::Csys2dGetBasisExprs(ExprVector *u, ExprVector *v) {
v->z = (v->z)->Plus(two->Times(c->Times(d)));
}
ExprVector Entity::Csys2dGetOffsetExprs(void) {
return SS.GetEntity(assoc[0])->PointGetExprs();
ExprVector Entity::WorkplaneGetOffsetExprs(void) {
return SS.GetEntity(point[0])->PointGetExprs();
}
bool Entity::HasPlane(void) {
switch(type) {
case CSYS_2D:
case WORKPLANE:
return true;
default:
return false;
@ -67,11 +67,11 @@ bool Entity::HasPlane(void) {
}
void Entity::PlaneGetExprs(ExprVector *n, Expr **dn) {
if(type == CSYS_2D) {
Expr *a = Expr::FromParam(param.h[0]);
Expr *b = Expr::FromParam(param.h[1]);
Expr *c = Expr::FromParam(param.h[2]);
Expr *d = Expr::FromParam(param.h[3]);
if(type == WORKPLANE) {
Expr *a = Expr::FromParam(param[0]);
Expr *b = Expr::FromParam(param[1]);
Expr *c = Expr::FromParam(param[2]);
Expr *d = Expr::FromParam(param[3]);
Expr *two = Expr::FromConstant(2);
@ -85,7 +85,7 @@ void Entity::PlaneGetExprs(ExprVector *n, Expr **dn) {
n->z = (n->z)->Minus(c->Square());
n->z = (n->z)->Plus (d->Square());
ExprVector p0 = SS.GetEntity(assoc[0])->PointGetExprs();
ExprVector p0 = SS.GetEntity(point[0])->PointGetExprs();
// The plane is n dot (p - p0) = 0, or
// n dot p - n dot p0 = 0
// so dn = n dot p0
@ -117,12 +117,12 @@ bool Entity::IsPointIn3d(void) {
bool Entity::PointIsKnown(void) {
switch(type) {
case POINT_IN_3D:
return SS.GetParam(param.h[0])->known &&
SS.GetParam(param.h[1])->known &&
SS.GetParam(param.h[2])->known;
return SS.GetParam(param[0])->known &&
SS.GetParam(param[1])->known &&
SS.GetParam(param[2])->known;
case POINT_IN_2D:
return SS.GetParam(param.h[0])->known &&
SS.GetParam(param.h[1])->known;
return SS.GetParam(param[0])->known &&
SS.GetParam(param[1])->known;
default: oops();
}
}
@ -134,17 +134,17 @@ bool Entity::PointIsFromReferences(void) {
void Entity::PointForceTo(Vector p) {
switch(type) {
case POINT_IN_3D:
SS.GetParam(param.h[0])->val = p.x;
SS.GetParam(param.h[1])->val = p.y;
SS.GetParam(param.h[2])->val = p.z;
SS.GetParam(param[0])->val = p.x;
SS.GetParam(param[1])->val = p.y;
SS.GetParam(param[2])->val = p.z;
break;
case POINT_IN_2D: {
Entity *c = SS.GetEntity(csys);
Entity *c = SS.GetEntity(workplane);
Vector u, v;
c->Csys2dGetBasisVectors(&u, &v);
SS.GetParam(param.h[0])->val = p.Dot(u);
SS.GetParam(param.h[1])->val = p.Dot(v);
c->WorkplaneGetBasisVectors(&u, &v);
SS.GetParam(param[0])->val = p.Dot(u);
SS.GetParam(param[1])->val = p.Dot(v);
break;
}
default: oops();
@ -155,17 +155,17 @@ Vector Entity::PointGetCoords(void) {
Vector p;
switch(type) {
case POINT_IN_3D:
p.x = SS.GetParam(param.h[0])->val;
p.y = SS.GetParam(param.h[1])->val;
p.z = SS.GetParam(param.h[2])->val;
p.x = SS.GetParam(param[0])->val;
p.y = SS.GetParam(param[1])->val;
p.z = SS.GetParam(param[2])->val;
break;
case POINT_IN_2D: {
Entity *c = SS.GetEntity(csys);
Entity *c = SS.GetEntity(workplane);
Vector u, v;
c->Csys2dGetBasisVectors(&u, &v);
p = u.ScaledBy(SS.GetParam(param.h[0])->val);
p = p.Plus(v.ScaledBy(SS.GetParam(param.h[1])->val));
c->WorkplaneGetBasisVectors(&u, &v);
p = u.ScaledBy(SS.GetParam(param[0])->val);
p = p.Plus(v.ScaledBy(SS.GetParam(param[1])->val));
break;
}
default: oops();
@ -177,18 +177,18 @@ ExprVector Entity::PointGetExprs(void) {
ExprVector r;
switch(type) {
case POINT_IN_3D:
r.x = Expr::FromParam(param.h[0]);
r.y = Expr::FromParam(param.h[1]);
r.z = Expr::FromParam(param.h[2]);
r.x = Expr::FromParam(param[0]);
r.y = Expr::FromParam(param[1]);
r.z = Expr::FromParam(param[2]);
break;
case POINT_IN_2D: {
Entity *c = SS.GetEntity(csys);
Entity *c = SS.GetEntity(workplane);
ExprVector u, v;
c->Csys2dGetBasisExprs(&u, &v);
c->WorkplaneGetBasisExprs(&u, &v);
r = u.ScaledBy(Expr::FromParam(param.h[0]));
r = r.Plus(v.ScaledBy(Expr::FromParam(param.h[1])));
r = u.ScaledBy(Expr::FromParam(param[0]));
r = r.Plus(v.ScaledBy(Expr::FromParam(param[1])));
break;
}
default: oops();
@ -254,7 +254,7 @@ void Entity::DrawOrGetDistance(int order) {
if(!SS.GW.showPoints) break;
Entity *isfor = SS.GetEntity(h.request().entity(0));
if(!SS.GW.show2dCsyss && isfor->type == Entity::CSYS_2D) break;
if(!SS.GW.showWorkplanes && isfor->type == Entity::WORKPLANE) break;
Vector v = PointGetCoords();
@ -277,15 +277,15 @@ void Entity::DrawOrGetDistance(int order) {
break;
}
case CSYS_2D: {
case WORKPLANE: {
if(order >= 0 && order != 0) break;
if(!SS.GW.show2dCsyss) break;
if(!SS.GW.showWorkplanes) break;
Vector p;
p = SS.GetEntity(assoc[0])->PointGetCoords();
p = SS.GetEntity(point[0])->PointGetCoords();
Vector u, v;
Csys2dGetBasisVectors(&u, &v);
WorkplaneGetBasisVectors(&u, &v);
double s = (min(SS.GW.width, SS.GW.height))*0.4/SS.GW.scale;
@ -306,7 +306,7 @@ void Entity::DrawOrGetDistance(int order) {
if(dogd.drawing) {
glPushMatrix();
glxTranslatev(mm);
glxOntoCsys(u, v);
glxOntoWorkplane(u, v);
glxWriteText(DescriptionString());
glPopMatrix();
}
@ -315,17 +315,17 @@ void Entity::DrawOrGetDistance(int order) {
case LINE_SEGMENT: {
if(order >= 0 && order != 1) break;
Vector a = SS.GetEntity(assoc[0])->PointGetCoords();
Vector b = SS.GetEntity(assoc[1])->PointGetCoords();
Vector a = SS.GetEntity(point[0])->PointGetCoords();
Vector b = SS.GetEntity(point[1])->PointGetCoords();
LineDrawOrGetDistanceOrEdge(a, b);
break;
}
case CUBIC: {
Vector p0 = SS.GetEntity(assoc[0])->PointGetCoords();
Vector p1 = SS.GetEntity(assoc[1])->PointGetCoords();
Vector p2 = SS.GetEntity(assoc[2])->PointGetCoords();
Vector p3 = SS.GetEntity(assoc[3])->PointGetCoords();
Vector p0 = SS.GetEntity(point[0])->PointGetCoords();
Vector p1 = SS.GetEntity(point[1])->PointGetCoords();
Vector p2 = SS.GetEntity(point[2])->PointGetCoords();
Vector p3 = SS.GetEntity(point[3])->PointGetCoords();
int i, n = 20;
Vector prev = p0;
for(i = 1; i <= n; i++) {

31
file.cpp
View File

@ -24,19 +24,19 @@ void SolveSpace::NewFile(void) {
// planes; these are our references, present in every sketch.
Request r;
memset(&r, 0, sizeof(r));
r.type = Request::CSYS_2D;
r.type = Request::WORKPLANE;
r.group = Group::HGROUP_REFERENCES;
r.csys = Entity::NO_CSYS;
r.workplane = Entity::FREE_IN_3D;
r.name.strcpy("#XY-csys");
r.name.strcpy("#XY");
r.h = Request::HREQUEST_REFERENCE_XY;
request.Add(&r);
r.name.strcpy("#YZ-csys");
r.name.strcpy("#YZ");
r.h = Request::HREQUEST_REFERENCE_YZ;
request.Add(&r);
r.name.strcpy("#ZX-csys");
r.name.strcpy("#ZX");
r.h = Request::HREQUEST_REFERENCE_ZX;
request.Add(&r);
}
@ -54,22 +54,23 @@ const SolveSpace::SaveTable SolveSpace::SAVED[] = {
{ 'r', "Request.h.v", 'x', &(SS.sv.r.h.v) },
{ 'r', "Request.type", 'd', &(SS.sv.r.type) },
{ 'r', "Request.csys.v", 'x', &(SS.sv.r.csys.v) },
{ 'r', "Request.workplane.v", 'x', &(SS.sv.r.workplane.v) },
{ 'r', "Request.group.v", 'x', &(SS.sv.r.group.v) },
{ 'r', "Request.name", 'N', &(SS.sv.r.name) },
{ 'r', "Request.construction", 'b', &(SS.sv.r.construction) },
{ 'e', "Entity.h.v", 'x', &(SS.sv.e.h.v) },
{ 'e', "Entity.type", 'd', &(SS.sv.e.type) },
{ 'e', "Entity.param.h[0].v", 'x', &(SS.sv.e.param.h[0].v) },
{ 'e', "Entity.param.h[1].v", 'x', &(SS.sv.e.param.h[1].v) },
{ 'e', "Entity.param.h[2].v", 'x', &(SS.sv.e.param.h[2].v) },
{ 'e', "Entity.param.h[3].v", 'x', &(SS.sv.e.param.h[3].v) },
{ 'e', "Entity.assoc[0].v", 'x', &(SS.sv.e.assoc[0].v) },
{ 'e', "Entity.assoc[1].v", 'x', &(SS.sv.e.assoc[1].v) },
{ 'e', "Entity.assoc[2].v", 'x', &(SS.sv.e.assoc[2].v) },
{ 'e', "Entity.assoc[3].v", 'x', &(SS.sv.e.assoc[3].v) },
{ 'e', "Entity.csys.v", 'x', &(SS.sv.e.csys.v) },
{ 'e', "Entity.param[0].v", 'x', &(SS.sv.e.param[0].v) },
{ 'e', "Entity.param[1].v", 'x', &(SS.sv.e.param[1].v) },
{ 'e', "Entity.param[2].v", 'x', &(SS.sv.e.param[2].v) },
{ 'e', "Entity.param[3].v", 'x', &(SS.sv.e.param[3].v) },
{ 'e', "Entity.point[0].v", 'x', &(SS.sv.e.point[0].v) },
{ 'e', "Entity.point[1].v", 'x', &(SS.sv.e.point[1].v) },
{ 'e', "Entity.point[2].v", 'x', &(SS.sv.e.point[2].v) },
{ 'e', "Entity.point[3].v", 'x', &(SS.sv.e.point[3].v) },
{ 'e', "Entity.direction.v", 'x', &(SS.sv.e.direction.v) },
{ 'e', "Entity.workplane.v", 'x', &(SS.sv.e.workplane.v) },
{ 'c', "Constraint.h.v", 'x', &(SS.sv.c.h.v) },
{ 'c', "Constraint.type", 'd', &(SS.sv.c.type) },

2
glhelper.cpp
View File

@ -46,7 +46,7 @@ void glxTranslatev(Vector u)
glTranslated((GLdouble)u.x, (GLdouble)u.y, (GLdouble)u.z);
}
void glxOntoCsys(Vector u, Vector v)
void glxOntoWorkplane(Vector u, Vector v)
{
double mat[16];
Vector n = u.Cross(v);

52
graphicswin.cpp
View File

@ -46,8 +46,8 @@ const GraphicsWindow::MenuEntry GraphicsWindow::menu[] = {
{ 1, "New Boolean Union", 0, 0, NULL },
{ 0, "&Request", 0, NULL },
{ 1, "Dra&w in 2d Coordinate System\tW", MNU_SEL_CSYS, 'W', mReq },
{ 1, "Draw Anywhere in 3d\tQ", MNU_NO_CSYS, 'Q', mReq },
{ 1, "Draw in &Workplane\tW", MNU_SEL_WORKPLANE, 'W', mReq },
{ 1, "Draw Anywhere in 3d\tQ", MNU_FREE_IN_3D, 'Q', mReq },
{ 1, NULL, 0, NULL },
{ 1, "Datum &Point\tP", MNU_DATUM_POINT, 'P', mReq },
{ 1, "Datum A&xis\tX", 0, 'X', mReq },
@ -99,9 +99,9 @@ void GraphicsWindow::Init(void) {
// Start locked on to the XY plane.
hRequest r = Request::HREQUEST_REFERENCE_XY;
activeCsys = r.entity(0);
activeWorkplane = r.entity(0);
show2dCsyss = true;
showWorkplanes = true;
showAxes = true;
showPoints = true;
showAllGroups = true;
@ -206,17 +206,17 @@ void GraphicsWindow::EnsureValidActives(void) {
}
// The active coordinate system must also exist.
if(activeCsys.v != Entity::NO_CSYS.v &&
!SS.entity.FindByIdNoOops(activeCsys))
if(activeWorkplane.v != Entity::FREE_IN_3D.v &&
!SS.entity.FindByIdNoOops(activeWorkplane))
{
activeCsys = Entity::NO_CSYS;
activeWorkplane = Entity::FREE_IN_3D;
change = true;
}
if(change) SS.TW.Show();
bool in3d = (activeCsys.v == Entity::NO_CSYS.v);
CheckMenuById(MNU_NO_CSYS, in3d);
CheckMenuById(MNU_SEL_CSYS, !in3d);
bool in3d = (activeWorkplane.v == Entity::FREE_IN_3D.v);
CheckMenuById(MNU_FREE_IN_3D, in3d);
CheckMenuById(MNU_SEL_WORKPLANE, !in3d);
// And update the checked state for various menus
switch(viewUnits) {
@ -288,32 +288,32 @@ void GraphicsWindow::MenuEdit(int id) {
void GraphicsWindow::MenuRequest(int id) {
char *s;
switch(id) {
case MNU_SEL_CSYS: {
case MNU_SEL_WORKPLANE: {
SS.GW.GroupSelection();
if(SS.GW.gs.n == 1 && SS.GW.gs.csyss == 1) {
SS.GW.activeCsys = SS.GW.gs.entity[0];
if(SS.GW.gs.n == 1 && SS.GW.gs.workplanes == 1) {
SS.GW.activeWorkplane = SS.GW.gs.entity[0];
SS.GW.ClearSelection();
}
if(SS.GW.activeCsys.v == Entity::NO_CSYS.v) {
Error("Select 2d coordinate system (e.g., the XY plane) "
if(SS.GW.activeWorkplane.v == Entity::FREE_IN_3D.v) {
Error("Select workplane (e.g., the XY plane) "
"before locking on.");
break;
}
// Align the view with the selected csys
Entity *e = SS.GetEntity(SS.GW.activeCsys);
// Align the view with the selected workplane
Entity *e = SS.GetEntity(SS.GW.activeWorkplane);
Vector pr, pu;
e->Csys2dGetBasisVectors(&pr, &pu);
e->WorkplaneGetBasisVectors(&pr, &pu);
Quaternion quatf = Quaternion::MakeFrom(pr, pu);
Vector offsetf = SS.GetEntity(e->assoc[0])->PointGetCoords();
Vector offsetf = SS.GetEntity(e->point[0])->PointGetCoords();
SS.GW.AnimateOnto(quatf, offsetf);
SS.GW.EnsureValidActives();
SS.TW.Show();
break;
}
case MNU_NO_CSYS:
SS.GW.activeCsys = Entity::NO_CSYS;
case MNU_FREE_IN_3D:
SS.GW.activeWorkplane = Entity::FREE_IN_3D;
SS.GW.EnsureValidActives();
SS.TW.Show();
break;
@ -517,7 +517,7 @@ void GraphicsWindow::GroupSelection(void) {
gs.entity[(gs.entities)++] = s->entity;
}
switch(e->type) {
case Entity::CSYS_2D: (gs.csyss)++; break;
case Entity::WORKPLANE: (gs.workplanes)++; break;
case Entity::LINE_SEGMENT: (gs.lineSegments)++; break;
}
if(e->HasPlane()) (gs.planes)++;
@ -539,7 +539,7 @@ hRequest GraphicsWindow::AddRequest(int type) {
Request r;
memset(&r, 0, sizeof(r));
r.group = activeGroup;
r.csys = activeCsys;
r.workplane = activeWorkplane;
r.type = type;
SS.request.AddAndAssignId(&r);
SS.GenerateAll();
@ -744,8 +744,8 @@ void GraphicsWindow::ToggleBool(int link, DWORD v) {
}
void GraphicsWindow::ToggleAnyDatumShown(int link, DWORD v) {
bool t = !(SS.GW.show2dCsyss && SS.GW.showAxes && SS.GW.showPoints);
SS.GW.show2dCsyss = t;
bool t = !(SS.GW.showWorkplanes && SS.GW.showAxes && SS.GW.showPoints);
SS.GW.showWorkplanes = t;
SS.GW.showAxes = t;
SS.GW.showPoints = t;
@ -795,7 +795,7 @@ void GraphicsWindow::Paint(int w, int h) {
// levels, and only the first gets normal depth testing.
glxUnlockColor();
for(a = 0; a <= 2; a++) {
// Three levels: 0 least prominent (e.g. a reference csys), 1 is
// Three levels: 0 least prominent (e.g. a reference workplane), 1 is
// middle (e.g. line segment), 2 is always in front (e.g. point).
if(a == 1) glDisable(GL_DEPTH_TEST);
for(i = 0; i < SS.entity.n; i++) {

26
sketch.cpp
View File

@ -1,6 +1,6 @@
#include "solvespace.h"
const hEntity Entity::NO_CSYS = { 0 };
const hEntity Entity::FREE_IN_3D = { 0 };
const hGroup Group::HGROUP_REFERENCES = { 1 };
const hRequest Request::HREQUEST_REFERENCE_XY = { 1 };
@ -44,7 +44,7 @@ void Group::Draw(void) {
glxColor3d(1, 0, 0);
glPushMatrix();
glxTranslatev(error.b);
glxOntoCsys(SS.GW.projRight, SS.GW.projUp);
glxOntoWorkplane(SS.GW.projRight, SS.GW.projUp);
glxWriteText("not closed contour!");
glPopMatrix();
}
@ -72,8 +72,8 @@ void Request::Generate(IdList<Entity,hEntity> *entity,
Entity e;
memset(&e, 0, sizeof(e));
switch(type) {
case Request::CSYS_2D:
et = Entity::CSYS_2D; points = 1; params = 4; goto c;
case Request::WORKPLANE:
et = Entity::WORKPLANE; points = 1; params = 4; goto c;
case Request::DATUM_POINT:
et = 0; points = 1; params = 0; goto c;
@ -92,29 +92,29 @@ c: {
for(i = 0; i < points; i++) {
Entity p;
memset(&p, 0, sizeof(p));
p.csys = csys;
p.workplane = workplane;
// points start from entity 1, except for datum point case
p.h = h.entity(i+(et ? 1 : 0));
p.symbolic = true;
if(csys.v == Entity::NO_CSYS.v) {
if(workplane.v == Entity::FREE_IN_3D.v) {
p.type = Entity::POINT_IN_3D;
// params for x y z
p.param.h[0] = AddParam(param, h.param(16 + 3*i + 0));
p.param.h[1] = AddParam(param, h.param(16 + 3*i + 1));
p.param.h[2] = AddParam(param, h.param(16 + 3*i + 2));
p.param[0] = AddParam(param, h.param(16 + 3*i + 0));
p.param[1] = AddParam(param, h.param(16 + 3*i + 1));
p.param[2] = AddParam(param, h.param(16 + 3*i + 2));
} else {
p.type = Entity::POINT_IN_2D;
// params for u v
p.param.h[0] = AddParam(param, h.param(16 + 3*i + 0));
p.param.h[1] = AddParam(param, h.param(16 + 3*i + 1));
p.param[0] = AddParam(param, h.param(16 + 3*i + 0));
p.param[1] = AddParam(param, h.param(16 + 3*i + 1));
}
entity->Add(&p);
e.assoc[i] = p.h;
e.point[i] = p.h;
}
// And generate any params not associated with the point that
// we happen to need.
for(i = 0; i < params; i++) {
e.param.h[i] = AddParam(param, h.param(i));
e.param[i] = AddParam(param, h.param(i));
}
if(et) entity->Add(&e);

88
sketch.h
View File

@ -47,6 +47,19 @@ public:
inline hRequest request(void);
};
class EntityId {
DWORD v; // entity ID, starting from 0
};
class EntityMap {
int tag;
EntityId h;
hEntity input;
int copyNumber;
// (input, copyNumber) gets mapped to ((Request)xxx).entity(h.v)
};
// A set of requests. Every request must have an associated group.
class Group {
public:
@ -69,27 +82,20 @@ public:
SPolygon poly;
NameStr name;
char *DescriptionString(void);
// When a request generates entities from entities, and the source
// entities may have come from multiple requests, it's necessary to
// remap the entity ID so that it's still unique. We do this with a
// mapping list.
IdList<EntityId,EntityMap> remap;
hEntity Remap(hEntity in, int copyNumber);
void Draw(void);
SPolygon GetPolygon(void);
};
class EntityId {
DWORD v; // entity ID, starting from 0
};
class EntityMap {
int tag;
EntityId h;
hEntity input;
int copyNumber;
// (input, copyNumber) gets mapped to ((Request)xxx).entity(h.v)
};
// A user request for some primitive or derived operation; for example a
// line, or a step and repeat.
class Request {
@ -103,25 +109,19 @@ public:
hRequest h;
// Types of requests
static const int CSYS_2D = 100;
static const int WORKPLANE = 100;
static const int DATUM_POINT = 101;
static const int LINE_SEGMENT = 200;
static const int CUBIC = 300;
int type;
hEntity csys; // or Entity::NO_CSYS
hEntity workplane; // or Entity::FREE_IN_3D
hGroup group;
NameStr name;
bool construction;
// When a request generates entities from entities, and the source
// entities may have come from multiple requests, it's necessary to
// remap the entity ID so that it's still unique. We do this with a
// mapping list.
IdList<EntityId,EntityMap> remap;
hEntity Remap(hEntity in, int copyNumber);
hParam AddParam(IdList<Param,hParam> *param, hParam hp);
void Generate(IdList<Entity,hEntity> *entity, IdList<Param,hParam> *param);
@ -133,32 +133,36 @@ public:
int tag;
hEntity h;
static const hEntity NO_CSYS;
static const hEntity FREE_IN_3D;
static const int CSYS_2D = 1000;
static const int WORKPLANE = 1000;
static const int POINT_IN_3D = 2000;
static const int POINT_IN_2D = 2001;
static const int LINE_SEGMENT = 3000;
static const int CUBIC = 4000;
static const int POINT_OFFSET = 2010;
static const int DIRECTION_QUATERNION = 3000;
static const int DIRECTION_OFFSET = 3010;
static const int LINE_SEGMENT = 10000;
static const int CUBIC = 11000;
static const int EDGE_LIST = 90000;
static const int FACE_LIST = 91000;
int type;
bool symbolic;
// The params are usually handles to the symbolic variables, but may
// also be constants
union {
hParam h[16];
double v[16];
} param;
// Associated entities, e.g. the endpoints for a line segment
hEntity assoc[16];
hEntity csys; // or Entity::NO_CSYS
// When it comes time to draw an entity, we look here to get the
// defining variables.
hParam param[4];
hEntity point[4];
hEntity direction;
// Applies only for a CSYS_2D type
void Csys2dGetBasisVectors(Vector *u, Vector *v);
Vector Csys2dGetNormalVector(void);
void Csys2dGetBasisExprs(ExprVector *u, ExprVector *v);
ExprVector Csys2dGetOffsetExprs(void);
hEntity workplane; // or Entity::FREE_IN_3D
// Applies only for a WORKPLANE type
void WorkplaneGetBasisVectors(Vector *u, Vector *v);
Vector WorkplaneGetNormalVector(void);
void WorkplaneGetBasisExprs(ExprVector *u, ExprVector *v);
ExprVector WorkplaneGetOffsetExprs(void);
bool IsPoint(void);
bool IsPointIn3d(void);
@ -244,7 +248,9 @@ public:
hConstraint h;
int type;
hGroup group;
hEntity workplane;
// These are the parameters for the constraint.
Expr *exprA;

2
solvespace.h
View File

@ -67,7 +67,7 @@ void glxVertex3v(Vector u);
void glxFillPolygon(SPolygon *p);
void glxWriteText(char *str);
void glxTranslatev(Vector u);
void glxOntoCsys(Vector u, Vector v);
void glxOntoWorkplane(Vector u, Vector v);
void glxLockColorTo(double r, double g, double b);
void glxUnlockColor(void);
void glxColor3d(double r, double g, double b);

16
textwin.cpp
View File

@ -205,21 +205,21 @@ void TextWindow::ShowHeader(void) {
} else {
// Navigation buttons
char *cd;
if(SS.GW.activeCsys.v == Entity::NO_CSYS.v) {
if(SS.GW.activeWorkplane.v == Entity::FREE_IN_3D.v) {
cd = "free in 3d";
} else {
cd = SS.GetEntity(SS.GW.activeCsys)->DescriptionString();
cd = SS.GetEntity(SS.GW.activeWorkplane)->DescriptionString();
}
Printf(" %Lb%f<<%E %Lh%fhome%E %CT csys:%CD %s",
Printf(" %Lb%f<<%E %Lh%fhome%E %CT workplane:%CD %s",
(DWORD)(&TextWindow::ScreenNavigation),
(DWORD)(&TextWindow::ScreenNavigation),
cd);
}
int datumColor;
if(SS.GW.show2dCsyss && SS.GW.showAxes && SS.GW.showPoints) {
if(SS.GW.showWorkplanes && SS.GW.showAxes && SS.GW.showPoints) {
datumColor = 'S'; // shown
} else if(!(SS.GW.show2dCsyss || SS.GW.showAxes || SS.GW.showPoints)) {
} else if(!(SS.GW.showWorkplanes || SS.GW.showAxes || SS.GW.showPoints)) {
datumColor = 'H'; // hidden
} else {
datumColor = 'M'; // mixed
@ -227,11 +227,11 @@ void TextWindow::ShowHeader(void) {
#define hs(b) ((b) ? 'S' : 'H')
Printf("%CTshow: "
"%Cp%Ll%D%f2d-csys%E%CT "
"%Cp%Ll%D%fworkplane%E%CT "
"%Cp%Ll%D%faxes%E%CT "
"%Cp%Ll%D%fpoints%E%CT "
"%Cp%Ll%fany-datum%E%CT",
hs(SS.GW.show2dCsyss), (DWORD)&(SS.GW.show2dCsyss), &(SS.GW.ToggleBool),
hs(SS.GW.showWorkplanes), (DWORD)&(SS.GW.showWorkplanes), &(SS.GW.ToggleBool),
hs(SS.GW.showAxes), (DWORD)&(SS.GW.showAxes), &(SS.GW.ToggleBool),
hs(SS.GW.showPoints), (DWORD)&(SS.GW.showPoints), &(SS.GW.ToggleBool),
datumColor, &(SS.GW.ToggleAnyDatumShown)
@ -302,7 +302,7 @@ void TextWindow::ShowRequestInfo(void) {
char *s;
switch(r->type) {
case Request::CSYS_2D: s = "2d coordinate system"; break;
case Request::WORKPLANE: s = "workplane"; break;
case Request::DATUM_POINT: s = "datum point"; break;
case Request::LINE_SEGMENT: s = "line segment"; break;
default: oops();

10
ui.h
View File

@ -93,8 +93,8 @@ public:
// Edit
MNU_DELETE,
// Request
MNU_SEL_CSYS,
MNU_NO_CSYS,
MNU_SEL_WORKPLANE,
MNU_FREE_IN_3D,
MNU_DATUM_POINT,
MNU_LINE_SEGMENT,
MNU_RECTANGLE,
@ -147,7 +147,7 @@ public:
Unit viewUnits;
hGroup activeGroup;
hEntity activeCsys;
hEntity activeWorkplane;
void EnsureValidActives();
// Operations that must be completed by doing something with the mouse
@ -188,7 +188,7 @@ public:
hEntity entity[MAX_SELECTED];
int points;
int entities;
int csyss;
int workplanes;
int planes;
int lineSegments;
int n;
@ -196,7 +196,7 @@ public:
void GroupSelection(void);
// This sets what gets displayed.
bool show2dCsyss;
bool showWorkplanes;
bool showAxes;
bool showPoints;
bool showAllGroups;