static ofTTFCharacter makeContoursForCharacter(FT_Face &face){
//int num = face->glyph->outline.n_points;
int nContours = face->glyph->outline.n_contours;
int startPos = 0;
char * tags = face->glyph->outline.tags;
FT_Vector * vec = face->glyph->outline.points;
ofTTFCharacter charOutlines;
charOutlines.setUseShapeColor(false);
for(int k = 0; k < nContours; k++){
if( k > 0 ){
startPos = face->glyph->outline.contours[k-1]+1;
}
int endPos = face->glyph->outline.contours[k]+1;
if(printVectorInfo){
ofLogNotice("ofTrueTypeFont") << "--NEW CONTOUR";
}
//vector <ofPoint> testOutline;
ofPoint lastPoint;
for(int j = startPos; j < endPos; j++){
if( FT_CURVE_TAG(tags[j]) == FT_CURVE_TAG_ON ){
lastPoint.set((float)vec[j].x, (float)-vec[j].y, 0);
if(printVectorInfo){
ofLogNotice("ofTrueTypeFont") << "flag[" << j << "] is set to 1 - regular point - " << lastPoint.x << lastPoint.y;
}
charOutlines.lineTo(lastPoint/64);
}else{
if(printVectorInfo){
ofLogNotice("ofTrueTypeFont") << "flag[" << j << "] is set to 0 - control point";
}
if( FT_CURVE_TAG(tags[j]) == FT_CURVE_TAG_CUBIC ){
if(printVectorInfo){
ofLogNotice("ofTrueTypeFont") << "- bit 2 is set to 2 - CUBIC";
}
int prevPoint = j-1;
if( j == 0){
prevPoint = endPos-1;
}
int nextIndex = j+1;
if( nextIndex >= endPos){
nextIndex = startPos;
}
ofPoint nextPoint( (float)vec[nextIndex].x, -(float)vec[nextIndex].y );
//we need two control points to draw a cubic bezier
bool lastPointCubic = ( FT_CURVE_TAG(tags[prevPoint]) != FT_CURVE_TAG_ON ) && ( FT_CURVE_TAG(tags[prevPoint]) == FT_CURVE_TAG_CUBIC);
if( lastPointCubic ){
ofPoint controlPoint1((float)vec[prevPoint].x, (float)-vec[prevPoint].y);
ofPoint controlPoint2((float)vec[j].x, (float)-vec[j].y);
ofPoint nextPoint((float) vec[nextIndex].x, -(float) vec[nextIndex].y);
//cubic_bezier(testOutline, lastPoint.x, lastPoint.y, controlPoint1.x, controlPoint1.y, controlPoint2.x, controlPoint2.y, nextPoint.x, nextPoint.y, 8);
charOutlines.bezierTo(controlPoint1.x/64, controlPoint1.y/64, controlPoint2.x/64, controlPoint2.y/64, nextPoint.x/64, nextPoint.y/64);
}
}else{
ofPoint conicPoint( (float)vec[j].x, -(float)vec[j].y );
if(printVectorInfo){
ofLogNotice("ofTrueTypeFont") << "- bit 2 is set to 0 - conic- ";
ofLogNotice("ofTrueTypeFont") << "--- conicPoint point is " << conicPoint.x << conicPoint.y;
}
//If the first point is connic and the last point is connic then we need to create a virutal point which acts as a wrap around
if( j == startPos ){
bool prevIsConnic = ( FT_CURVE_TAG( tags[endPos-1] ) != FT_CURVE_TAG_ON ) && ( FT_CURVE_TAG( tags[endPos-1]) != FT_CURVE_TAG_CUBIC );
if( prevIsConnic ){
ofPoint lastConnic((float)vec[endPos - 1].x, (float)-vec[endPos - 1].y);
lastPoint = (conicPoint + lastConnic) / 2;
if(printVectorInfo){
ofLogNotice("ofTrueTypeFont") << "NEED TO MIX WITH LAST";
ofLogNotice("ofTrueTypeFont") << "last is " << lastPoint.x << " " << lastPoint.y;
}
}
}
//bool doubleConic = false;
int nextIndex = j+1;
if( nextIndex >= endPos){
nextIndex = startPos;
}
ofPoint nextPoint( (float)vec[nextIndex].x, -(float)vec[nextIndex].y );
if(printVectorInfo){
ofLogNotice("ofTrueTypeFont") << "--- last point is " << lastPoint.x << " " << lastPoint.y;
}
bool nextIsConnic = ( FT_CURVE_TAG( tags[nextIndex] ) != FT_CURVE_TAG_ON ) && ( FT_CURVE_TAG( tags[nextIndex]) != FT_CURVE_TAG_CUBIC );
//create a 'virtual on point' if we have two connic points
if( nextIsConnic ){
nextPoint = (conicPoint + nextPoint) / 2;
if(printVectorInfo){
ofLogNotice("ofTrueTypeFont") << "|_______ double connic!";
}
}
if(printVectorInfo){
ofLogNotice("ofTrueTypeFont") << "--- next point is " << nextPoint.x << " " << nextPoint.y;
}
//quad_bezier(testOutline, lastPoint.x, lastPoint.y, conicPoint.x, conicPoint.y, nextPoint.x, nextPoint.y, 8);
charOutlines.quadBezierTo(lastPoint.x/64, lastPoint.y/64, conicPoint.x/64, conicPoint.y/64, nextPoint.x/64, nextPoint.y/64);
if( nextIsConnic ){
lastPoint = nextPoint;
}
}
}
//end for
}
charOutlines.close();
}
return charOutlines;
}
static ofTTFCharacter makeContoursForCharacter(FT_Face &face){
//int num = face->glyph->outline.n_points;
int nContours = face->glyph->outline.n_contours;
int startPos = 0;
char * tags = face->glyph->outline.tags;
FT_Vector * vec = face->glyph->outline.points;
ofTTFCharacter charOutlines;
for(int k = 0; k < nContours; k++){
if( k > 0 ){
startPos = face->glyph->outline.contours[k-1]+1;
}
int endPos = face->glyph->outline.contours[k]+1;
if( printVectorInfo )printf("--NEW CONTOUR\n\n");
vector <ofPoint> testOutline;
ofPoint lastPoint;
for(int j = startPos; j < endPos; j++){
if( FT_CURVE_TAG(tags[j]) == FT_CURVE_TAG_ON ){
lastPoint.set((float)vec[j].x, (float)-vec[j].y, 0);
if( printVectorInfo )printf("flag[%i] is set to 1 - regular point - %f %f \n", j, lastPoint.x, lastPoint.y);
testOutline.push_back(lastPoint);
}else{
if( printVectorInfo )printf("flag[%i] is set to 0 - control point \n", j);
if( FT_CURVE_TAG(tags[j]) == FT_CURVE_TAG_CUBIC ){
if( printVectorInfo )printf("- bit 2 is set to 2 - CUBIC\n");
int prevPoint = j-1;
if( j == 0){
prevPoint = endPos-1;
}
int nextIndex = j+1;
if( nextIndex >= endPos){
nextIndex = startPos;
}
ofPoint nextPoint( (float)vec[nextIndex].x, -(float)vec[nextIndex].y );
//we need two control points to draw a cubic bezier
bool lastPointCubic = ( FT_CURVE_TAG(tags[prevPoint]) != FT_CURVE_TAG_ON ) && ( FT_CURVE_TAG(tags[prevPoint]) == FT_CURVE_TAG_CUBIC);
if( lastPointCubic ){
ofPoint controlPoint1((float)vec[prevPoint].x, (float)-vec[prevPoint].y);
ofPoint controlPoint2((float)vec[j].x, (float)-vec[j].y);
ofPoint nextPoint((float) vec[nextIndex].x, -(float) vec[nextIndex].y);
cubic_bezier(testOutline, lastPoint.x, lastPoint.y, controlPoint1.x, controlPoint1.y, controlPoint2.x, controlPoint2.y, nextPoint.x, nextPoint.y, 8);
}
}else{
ofPoint conicPoint( (float)vec[j].x, -(float)vec[j].y );
if( printVectorInfo )printf("- bit 2 is set to 0 - conic- \n");
if( printVectorInfo )printf("--- conicPoint point is %f %f \n", conicPoint.x, conicPoint.y);
//If the first point is connic and the last point is connic then we need to create a virutal point which acts as a wrap around
if( j == startPos ){
bool prevIsConnic = ( FT_CURVE_TAG( tags[endPos-1] ) != FT_CURVE_TAG_ON ) && ( FT_CURVE_TAG( tags[endPos-1]) != FT_CURVE_TAG_CUBIC );
if( prevIsConnic ){
ofPoint lastConnic((float)vec[endPos - 1].x, (float)-vec[endPos - 1].y);
lastPoint = (conicPoint + lastConnic) / 2;
if( printVectorInfo ) printf("NEED TO MIX WITH LAST\n");
if( printVectorInfo )printf("last is %f %f \n", lastPoint.x, lastPoint.y);
}
}
//bool doubleConic = false;
int nextIndex = j+1;
if( nextIndex >= endPos){
nextIndex = startPos;
}
ofPoint nextPoint( (float)vec[nextIndex].x, -(float)vec[nextIndex].y );
if( printVectorInfo )printf("--- last point is %f %f \n", lastPoint.x, lastPoint.y);
bool nextIsConnic = ( FT_CURVE_TAG( tags[nextIndex] ) != FT_CURVE_TAG_ON ) && ( FT_CURVE_TAG( tags[nextIndex]) != FT_CURVE_TAG_CUBIC );
//create a 'virtual on point' if we have two connic points
if( nextIsConnic ){
nextPoint = (conicPoint + nextPoint) / 2;
if( printVectorInfo )printf("|_______ double connic!\n");
}
if( printVectorInfo )printf("--- next point is %f %f \n", nextPoint.x, nextPoint.y);
quad_bezier(testOutline, lastPoint.x, lastPoint.y, conicPoint.x, conicPoint.y, nextPoint.x, nextPoint.y, 8);
if( nextIsConnic ){
lastPoint = nextPoint;
}
}
}
//end for
}
for(int g =0; g < (int)testOutline.size(); g++){
testOutline[g] /= 64.0f;
}
charOutlines.contours.push_back(ofTTFContour());
if( testOutline.size() ){
charOutlines.contours.back().pts = ofSimplifyContour(testOutline, (float)TTF_SHAPE_SIMPLIFICATION_AMNT);
}else{
charOutlines.contours.back().pts = testOutline;
}
}
return charOutlines;
}
