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SoDatumLabel : introduce distance arc helpers.

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This commit is contained in:
Paddle
2024-01-16 17:59:38 +01:00
parent df867a25b2
commit b818be7d5d
2 changed files with 43 additions and 0 deletions
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40
src/Gui/SoDatumLabel.cpp
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@@ -93,6 +93,9 @@ SoDatumLabel::SoDatumLabel()
SO_NODE_ADD_FIELD(param2, (0.f));
SO_NODE_ADD_FIELD(param4, (0.f));
SO_NODE_ADD_FIELD(param5, (0.f));
SO_NODE_ADD_FIELD(param6, (0.f));
SO_NODE_ADD_FIELD(param7, (0.f));
SO_NODE_ADD_FIELD(param8, (0.f));
useAntialiasing = true;
@@ -989,6 +992,43 @@ void SoDatumLabel::GLRender(SoGLRenderAction * action)
glVertex2f(ar3[0], ar3[1]);
glVertex2f(ar4[0], ar4[1]);
glEnd();
if (this->datumtype.getValue() == DISTANCE) {
// Draw arc helpers if needed
float range1 = this->param4.getValue();
if (range1 != 0.0) {
float startangle1 = this->param3.getValue();
float radius1 = this->param5.getValue();
SbVec3f center = points[2];
int countSegments = std::max(6, abs(int(50.0 * range1 / (2 * M_PI))));
double segment = range1 / (countSegments - 1);
glBegin(GL_LINE_STRIP);
for (int i = 0; i < countSegments; i++) {
double theta = startangle1 + segment * i;
SbVec3f v1 = center + SbVec3f(radius1 * cos(theta), radius1 * sin(theta), 0);
glVertex2f(v1[0], v1[1]);
}
glEnd();
}
float range2 = this->param7.getValue();
if (range2 != 0.0) {
float startangle2 = this->param6.getValue();
float radius2 = this->param8.getValue();
SbVec3f center = points[3];
int countSegments = std::max(6, abs(int(50.0 * range2 / (2 * M_PI))));
double segment = range2 / (countSegments - 1);
glBegin(GL_LINE_STRIP);
for (int i = 0; i < countSegments; i++) {
double theta = startangle2 + segment * i;
SbVec3f v1 = center + SbVec3f(radius2 * cos(theta), radius2 * sin(theta), 0);
glVertex2f(v1[0], v1[1]);
}
glEnd();
}
}
}
else if (this->datumtype.getValue() == RADIUS || this->datumtype.getValue() == DIAMETER) {
// Get the Points

3
src/Gui/SoDatumLabel.h
View File

@@ -77,6 +77,9 @@ public:
SoSFFloat param3;
SoSFFloat param4;
SoSFFloat param5;
SoSFFloat param6;
SoSFFloat param7;
SoSFFloat param8;
SoMFVec3f pnts;
SoSFVec3f norm;
SoSFImage image;