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Added modifications sent in by Julien Couet for better saving of computed slices.

This commit is contained in:
Paolo Cignoni 2008-08-07 07:24:52 +00:00
parent dde42be7ea
commit 78ef9230ee
1 changed files with 195 additions and 38 deletions
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233
wrap/io_edgemesh/export_svg.h
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@ -112,7 +112,7 @@ private:
// Plane where to project the edge mesh. // Plane where to project the edge mesh.
Plane3d proj; Plane3d proj;
Plane3f projf;
// Scale of rdrawing respect coordinates of mesh // Scale of rdrawing respect coordinates of mesh
float scale; float scale;
@ -149,14 +149,17 @@ public:
// default projection plane (XZ plane) // default projection plane (XZ plane)
Point3d n(0.0, 1.0, 0.0); Point3d n(0.0, 1.0, 0.0);
Point3f nf(0.0, 1.0, 0.0);
proj.SetDirection(n); proj.SetDirection(n);
proj.SetOffset(0.0); proj.SetOffset(0.0);
projf.SetDirection(nf);
projf.SetOffset(0.0);
scale=0; //scale=0 it means expanded to the boards of the canvas scale=0; //scale=0 it means expanded to the boards of the canvas
ViewBox=Point2d(1000, 1000); ViewBox=Point2d(1000, 1000);
position=Point2d(0, 0); position=Point2d(0, 0);
width=10; //width of the windows width=15; //width of the windows
height=10; //height of the windows height=15; //height of the windows
showDetails=true; showDetails=true;
Xmin=0; Xmin=0;
Ymin=0; Ymin=0;
@ -199,7 +202,7 @@ public:
//! Set the line cap style. //! Set the line cap style.
void setLineCap(enum StrokeLineCap linecap) void setLineCap(enum StrokeLineCap linecap)
{ {
if (linecap == BUTT) stroke_linecap = "butt"; if (linecap == BUTT) stroke_linecap = "butt";
else if (linecap == ROUND) stroke_linecap = "round"; else if (linecap == ROUND) stroke_linecap = "round";
else if (linecap == SQUARE) stroke_linecap = "square"; else if (linecap == SQUARE) stroke_linecap = "square";
} }
@ -210,6 +213,12 @@ public:
proj.SetOffset(distance); proj.SetOffset(distance);
} }
void setPlanef(float distance, const Point3f &direction)
{
projf.SetDirection(direction);
projf.SetOffset(distance);
}
void setScale(float x){ scale=x; } //Define the scale between 2d coordinate and mesh void setScale(float x){ scale=x; } //Define the scale between 2d coordinate and mesh
void setViewBox(Point2d x) { ViewBox=x; }//Define the dimension of the square void setViewBox(Point2d x) { ViewBox=x; }//Define the dimension of the square
@ -225,6 +234,7 @@ public:
const char * lineColor(){return stroke_color.c_str();} const char * lineColor(){return stroke_color.c_str();}
const char * lineCapStyle(){return stroke_linecap.c_str();} const char * lineCapStyle(){return stroke_linecap.c_str();}
const Plane3d * projPlane(){return &proj;} const Plane3d * projPlane(){return &proj;}
const Plane3f * projPlanef(){return &projf;}
float getScale(){return scale;} float getScale(){return scale;}
Point2d getViewBox(){return ViewBox;} Point2d getViewBox(){return ViewBox;}
Point2d getPosition(){return position;} Point2d getPosition(){return position;}
@ -241,8 +251,6 @@ public:
} }
Point2f* getminPoint(){return (minPos);} Point2f* getminPoint(){return (minPos);}
Point2f* getmaxPoint(){return (maxPos);} Point2f* getmaxPoint(){return (maxPos);}
}; };
@ -300,11 +308,12 @@ public:
ed=(*it); ed=(*it);
pro.setPosition(Point2d((pro.getViewBox().V(0)/pro.numCol)*i,40)); pro.setPosition(Point2d((pro.getViewBox().V(0)/pro.numCol)*i,40));
//pro.setPosition(Point2d((pro.getViewBox().V(0)/pro.numCol),40));
int x=pro.getViewBox().V(0); int x=pro.getViewBox().V(0);
int y=pro.getViewBox().V(1); int y=pro.getViewBox().V(1);
/* /*
fprintf(o, "<rect width= \" %d \" height= \" %d \" x=\"%d \" y=\" %d \" style= \" stroke-width:1; fill-opacity:0.0; stroke:rgb(0,0,0)\" /> \n",x/pro.numCol,y, (x/pro.numCol)*i, 40); fprintf(o, "<rect width= \" %d \" height= \" %d \" x=\"%d \" y=\" %d \" style= \" stroke-width:1; fill-opacity:0.0; stroke:rgb(0,0,0)\" /> \n",x/pro.numCol,y, (x/pro.numCol)*i, 40);
*/ */
Save(ed,o,pro, i); Save(ed,o,pro, i);
@ -327,7 +336,7 @@ public:
WriteXmlHead(o, props.getWidth(),props.getHeight(), props.getViewBox(), props.getPosition()); WriteXmlHead(o, props.getWidth(),props.getHeight(), props.getViewBox(), props.getPosition());
props.setPosition(Point2d(0,40));
Save(mp, o, props, -1); Save(mp, o, props, -1);
fprintf(o, "</svg>"); fprintf(o, "</svg>");
@ -338,8 +347,153 @@ public:
return true; return true;
} }
static void Save(EdgeMeshType *mp, FILE* o, SVGProperties props, int numSlice)
{
/************************************************ Here is my code ****************************************************/
/********* I've use the function's surdefinition to build my own Save function, by this way I've changed nothing ********/
/* This is an other WmlHead constructor cause I need to define the width and the height of the svg file in pixels, and not in cms */
static void WriteXmlhead(FILE *o,int width, int height)
{
fprintf(o, "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>\n");
fprintf(o, "<!-- Created with vcg library -->\n");
fprintf(o, "<svg width=\"%d\" height=\"%d\" viewBox=\"0 0 %d %d\" \n \n",width, height, width+100, height+100);
fprintf(o, " xmlns=\"http://www.w3.org/2000/svg\" \n");
fprintf(o, " xmlns:xlink=\"http://www.w3.org/1999/xlink\" \n");
fprintf(o, " xmlns:dc=\"http://purl.org/dc/elements/1.1/\" \n");
fprintf(o, " xmlns:cc=\"http://web.resource.org/cc/\" \n");
fprintf(o, " xmlns:rdf=\"http://www.w3.org/1999/02/22-rdf-syntax-ns#\" \n");
fprintf(o, " xmlns:svg=\"http://www.w3.org/2000/svg\" \n \n");
fprintf(o, "id=\"svg2\"> \n");
fprintf(o, " <defs id=\"defs4\"/> \n");
fprintf(o, " <metadata id=\"metadata7\"> \n");
fprintf(o, " <rdf:RDF> \n");
fprintf(o, " <cc:Work rdf:about=\"\"> \n");
fprintf(o, " <dc:format>image/svg+xml</dc:format> \n");
fprintf(o, " <dc:type rdf:resource=\"http://purl.org/dc/dcmitype/StillImage\" /> \n");
fprintf(o, " </cc:Work> \n");
fprintf(o, " </rdf:RDF> \n");
fprintf(o, "</metadata> \n \n");
}
/* The six float are the bbow parameters used to buiold the framing box. You'll fid them in the two functions*/
static bool Save(EdgeMeshType *mp, const char *filename, SVGProperties & props, float mix, float miy, float max, float may, float centerx, float centery)
{
FILE * o = fopen(filename,"w");
if (o==NULL)
return false;
props.setDimension((max-mix)*props.getScale()-(mix-centerx)*props.getScale(), (may-miy)*props.getScale()-(miy-centery)*props.getScale());
WriteXmlhead(o, props.getWidth(),props.getHeight());
Save(mp, o, props, -1, mix, miy, max, may, centerx, centery);
fprintf(o, "</svg>");
fclose(o);
return true;
}
static void Save(EdgeMeshType *mp, FILE* o, SVGProperties props, int numSlice, float mix, float miy, float max, float may, float centerx, float centery)
{
// build vector basis (n, v1, v2)
Point3d p1(0.0,0.0,0.0);
Point3d p2(1.0,0.0,0.0);
Point3d p2less(-1.0,0.0,0.0);
Point3d d = props.projPlane()->Direction() - p2;
Point3d dless = props.projPlane()->Direction() - p2less;
Point3d v1;
if ((d.Norm() < 0.5)||(dless.Norm() <0.5))
v1 = Point3d(0.0,0.0,1.0) - p1;
else
v1 = p2 - p1;
v1.Normalize();
Point3d v2 = v1 ^ props.projPlane()->Direction();
//Global points
std::vector<Point2f> pts;
pts.clear();
Point2f pmin(100000000.0f, 100000000.0f);
Point2f pmax(-100000000.0f, -100000000.0f);
Point3d bbMin;
float scale=props.getScale();
typename EdgeMeshType::EdgeIterator i;
for (i = mp->edges.begin(); i != mp->edges.end(); ++i)
{
Point3<typename EdgeMeshType::ScalarType> p1;
Point3<typename EdgeMeshType::ScalarType> p2;
p1 = (*i).V(0)->P();
p2 = (*i).V(1)->P();
Point3d p1d(p1[0], p1[1], p1[2]);
Point3d p2d(p2[0], p2[1], p2[2]);
// Project the line on the reference plane
Point3d p1proj = props.projPlane()->Projection(p1d);
Point3d p2proj = props.projPlane()->Projection(p2d);
// Convert the 3D coordinates of the line to the uv coordinates of the plane
Point2f pt1(static_cast<float>(p1proj * v1), static_cast<float>(p1proj * v2));
Point2f pt2(static_cast<float>(p2proj * v1), static_cast<float>(p2proj * v2));
pts.push_back(pt1);
pts.push_back(pt2);
pmin[0]=math::Min(math::Min(pt1[0],pmin[0]), pt2[0]);
pmin[1]=math::Min(math::Min(pt1[1],pmin[1]), pt2[1]);
pmax[0]=math::Max(math::Max(pt1[0],pmax[0]), pt2[0]);
pmax[1]=math::Max(math::Max(pt1[1],pmax[1]), pt2[1]);
}
// line settings
fprintf(o, " <g stroke=\"%s\" stroke-linecap=\"%s\" > \n",
props.lineColor(), props.lineCapStyle());
fprintf(o, "<svg id = \" %d \">\n", numSlice );
int x=props.getViewBox().V(0);
int y=props.getViewBox().V(1);
fprintf(o, "<rect width= \" %d \" height= \" %d \" x=\"%d \" y=\" %d \" style= \" stroke-width:1; fill-opacity:0.0; stroke:rgb(0,0,0)\" /> \n",x/props.numCol,y, 0, 40);
fprintf(o, "<rect x=\"%f\" y=\"%f\" width=\"%f\" height=\"%f\" fill=\"none\" stroke-width=\"5\" /> \n", 0.0, 0.0, (max-mix)*scale-(mix-centerx)*scale, (may-miy)*scale-(miy-centery)*scale); // Here is the framing box construction
std::vector<Point2f>::iterator itPoints;
for(itPoints = pts.begin(); itPoints != pts.end(); ++itPoints)
{
Point2f p1 = *itPoints;
++itPoints;
Point2f p2 = *itPoints;
fprintf(o, " <line x1=\"%f\" y1=\"%f\" x2=\"%f\" y2=\"%f\" \n",
((p1[0]-pmin[0]) * scale-0.5*(mix-centerx)*scale), ((p1[1]-pmin[1]) * scale-0.5*(miy-centery)*scale),
((p2[0]-pmin[0]) * scale-0.5*(mix-centerx)*scale), ((p2[1]-pmin[1]) * scale -0.5*(miy-centery)*scale));
fprintf(o, " stroke-width = \"%d\" ",props.lineWidth());
fprintf(o, "/>\n");
}
fprintf(o, "</svg>");
fprintf(o, " </g>\n");
}
/*********************************************** End of what I've made *****************************************/
static void Save(EdgeMeshType *mp, FILE* o, SVGProperties props, int numSlice)
{
bool preCal=false; bool preCal=false;
if(numSlice==-2) preCal=true; if(numSlice==-2) preCal=true;
@ -358,9 +512,9 @@ public:
v1.Normalize(); v1.Normalize();
Point3d v2 = v1 ^ props.projPlane()->Direction(); Point3d v2 = v1 ^ props.projPlane()->Direction();
//Global points //Global points
std::vector< std::vector<Point2f> >* glb; std::vector< std::vector<Point2f> >* glb;
std::vector<Point2f> pts; std::vector<Point2f> pts;
pts.clear(); pts.clear();
Point2f pmin(100000000.0f, 100000000.0f); Point2f pmin(100000000.0f, 100000000.0f);
Point2f pmax(-100000000.0f, -100000000.0f); Point2f pmax(-100000000.0f, -100000000.0f);
Point3d bbMin; Point3d bbMin;
@ -418,11 +572,11 @@ public:
int x=props.getViewBox().V(0); int x=props.getViewBox().V(0);
int y=props.getViewBox().V(1); int y=props.getViewBox().V(1);
if(numSlice>=0) if(numSlice>=0)
fprintf(o, "<rect width= \" %d \" height= \" %d \" x=\"%d \" y=\" %d \" style= \" stroke-width:1; fill-opacity:0.0; stroke:rgb(0,0,0)\" /> \n",x/props.numCol,y, (x/props.numCol)*numSlice, 40); fprintf(o, "<rect width= \" %d \" height= \" %d \" x=\"%d \" y=\"%d \" style= \" stroke-width:1; fill-opacity:0.0; stroke:rgb(0,0,0)\" /> \n",x/props.numCol,y, (x/props.numCol)*numSlice, 40);
else else
fprintf(o, "<rect width= \" %d \" height= \" %d \" x=\"%d \" y=\" %d \" style= \" stroke-width:1; fill-opacity:0.0; stroke:rgb(0,0,0)\" /> \n",x/props.numCol,y, 0, 40); fprintf(o, "<rect width= \" %d \" height= \" %d \" x=\"%d \" y=\" %d \" style= \" stroke-width:1; fill-opacity:0.0; stroke:rgb(0,0,0)\" /> \n",x/props.numCol,y, 0, 40);
std::vector<Point2f>::iterator itPoints; std::vector<Point2f>::iterator itPoints;
for(itPoints = pts.begin(); itPoints != pts.end(); ++itPoints) for(itPoints = pts.begin(); itPoints != pts.end(); ++itPoints)
{ {
@ -431,15 +585,15 @@ public:
Point2f p2 = *itPoints; Point2f p2 = *itPoints;
if(numSlice==-1){ if(numSlice==-1){
fprintf(o, " <line x1=\"%f\" y1=\"%f\" x2=\"%f\" y2=\"%f\" \n", fprintf(o, " <line x1=\"%f\" y1=\"%f\" x2=\"%f\" y2=\"%f\" \n",
pos.X()+((p1[0]-pmin[0]) * scale), pos.Y()+((p1[1]-pmin[1]) * scale), (pos.X()+((p1[0]-pmin[0]) * scale)), pos.Y()+((p1[1]-pmin[1]) * scale),
pos.X()+((p2[0]-pmin[0]) * scale), pos.Y()+((p2[1]-pmin[1]) * scale )); pos.X()+((p2[0]-pmin[0]) * scale), pos.Y()+((p2[1]-pmin[1]) * scale ));
fprintf(o, " stroke-width = \"%d\" ",props.lineWidth()); fprintf(o, " stroke-width = \"%d\" ",props.lineWidth());
fprintf(o, "/>\n"); fprintf(o, "/>\n");
} }
else{ else{
fprintf(o, " <line x1=\"%f\" y1=\"%f\" x2=\"%f\" y2=\"%f\" \n", fprintf(o, " <line x1=\"%f\" y1=\"%f\" x2=\"%f\" y2=\"%f\" \n",
pos.X()+((p1[0]-props.getminPoint()->X()) * scale), pos.Y()+((p1[1]-props.getminPoint()->Y()) * scale), (pos.X()+((p1[0]-props.getminPoint()->X()) * scale)), pos.Y()+((p1[1]-props.getminPoint()->Y()) * scale),
pos.X()+((p2[0]-props.getminPoint()->X()) * scale), pos.Y()+((p2[1]-props.getminPoint()->Y()) * scale )); pos.X()+((p2[0]-props.getminPoint()->X()) * scale), pos.Y()+((p2[1]-props.getminPoint()->Y()) * scale ));
fprintf(o, " stroke-width = \"%d\" ",props.lineWidth()); fprintf(o, " stroke-width = \"%d\" ",props.lineWidth());
fprintf(o, "/>\n");} fprintf(o, "/>\n");}
} }
@ -456,8 +610,8 @@ public:
props.setMinPoint(pmi); props.setMinPoint(pmi);
props.setMaxPoint(pma); props.setMaxPoint(pma);
}
} }
}
private: private:
@ -470,7 +624,7 @@ public:
int nullAss=0; int nullAss=0;
int OffsetXAs=50; int OffsetXAs=50;
float comput= OffsetXAs+(pox*prop.getScale()); float comput= OffsetXAs+(pox*prop.getScale());
fprintf(o, " <line x1=\" %d \" y1=\" %d \" x2=\" %f \" y2=\" %d \" \n",(nullAss+OffsetXAs ),(assY+50),comput, (assY+50) ); fprintf(o, " <line x1=\" %d \" y1=\" %d \" x2=\" %f \" y2=\" %d \" \n",((nullAss+OffsetXAs )),(assY+50),comput, (assY+50) );
fprintf(o, " stroke-width = \"5\" "); fprintf(o, " stroke-width = \"5\" ");
fprintf(o, "/>\n"); fprintf(o, "/>\n");
fprintf(o,"<text x= \" %d \" y= \" %d \" font-family= \"Verdana \" font-size= \"25 \" >",(nullAss+OffsetXAs), (assY+80)); fprintf(o,"<text x= \" %d \" y= \" %d \" font-family= \"Verdana \" font-size= \"25 \" >",(nullAss+OffsetXAs), (assY+80));
@ -479,29 +633,32 @@ public:
fprintf(o,"%d px -- Scale %f : 1 </text>", pox ,prop.getScale()); fprintf(o,"%d px -- Scale %f : 1 </text>", pox ,prop.getScale());
} }
} }
static void WriteXmlHead(FILE *o,int width, int height, Point2d viewBox, Point2d position){
static void WriteXmlHead(FILE *o,int width, int height, Point2d viewBox, Point2d position){
int Vx=viewBox[0]; int Vx=viewBox[0];
int Vy=viewBox[1]; int Vy=viewBox[1];
// initial xml tags
fprintf(o, "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>\n"); fprintf(o, "<?xml version=\"1.0\" encoding=\"UTF-8\" standalone=\"no\"?>\n");
fprintf(o, "<!-- Created with vcg library -->\n"); fprintf(o, "<!-- Created with vcg library -->\n");
fprintf(o, "<svg width=\"%d cm\" height=\"%d cm\" viewBox=\"0 0 %d %d \" \n",width, height, Vx, Vy+100); fprintf(o, "<svg width=\"%dcm\" height=\"%dcm\" viewBox=\"0 0 %d %d\" \n \n",width, height, Vx, Vy+100);
fprintf(o, " xmlns:dc=\"http://purl.org/dc/elements/1.1/\" \n"); fprintf(o, " xmlns=\"http://www.w3.org/2000/svg\" \n");
fprintf(o, " xmlns:cc=\"http://web.resource.org/cc/\" \n"); fprintf(o, " xmlns:xlink=\"http://www.w3.org/1999/xlink\" \n");
fprintf(o, " xmlns:rdf=\"http://www.w3.org/1999/02/22-rdf-syntax-ns#\" \n"); fprintf(o, " xmlns:dc=\"http://purl.org/dc/elements/1.1/\" \n");
fprintf(o, " xmlns:svg=\"http://www.w3.org/2000/svg\" \n"); fprintf(o, " xmlns:cc=\"http://web.resource.org/cc/\" \n");
fprintf(o, " xmlns=\"http://www.w3.org/2000/svg\" \n"); fprintf(o, " xmlns:rdf=\"http://www.w3.org/1999/02/22-rdf-syntax-ns#\" \n");
fprintf(o, " id=\"svg2\"> \n"); fprintf(o, " xmlns:svg=\"http://www.w3.org/2000/svg\" \n \n");
fprintf(o, " <defs id=\"defs4\"/> \n"); fprintf(o, "id=\"svg2\"> \n");
fprintf(o, " <metadata id=\"metadata7\"> \n"); fprintf(o, " <defs id=\"defs4\"/> \n");
fprintf(o, " <rdf:RDF> \n"); fprintf(o, " <metadata id=\"metadata7\"> \n");
fprintf(o, " <cc:Work rdf:about=\"\"> \n"); fprintf(o, " <rdf:RDF> \n");
fprintf(o, " <dc:format>image/svg+xml</dc:format> \n"); fprintf(o, " <cc:Work rdf:about=\"\"> \n");
fprintf(o, " <dc:type rdf:resource=\"http://purl.org/dc/dcmitype/StillImage\" /> \n"); fprintf(o, " <dc:format>image/svg+xml</dc:format> \n");
fprintf(o, " </cc:Work> \n"); fprintf(o, " <dc:type rdf:resource=\"http://purl.org/dc/dcmitype/StillImage\" /> \n");
fprintf(o, " </rdf:RDF> \n"); fprintf(o, " </cc:Work> \n");
fprintf(o, " </metadata> \n"); fprintf(o, " </rdf:RDF> \n");
fprintf(o, "</metadata> \n \n");
} }
}; };