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[visual] Adds features to LineAxis and DrawTools #5258

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merged 3 commits into from
Feb 12, 2025
Merged

[visual] Adds features to LineAxis and DrawTools #5258

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a42926c
[visual-gl] LineAxis & DrawTool:
EulalieCoevoet Feb 4, 2025
905b182
Merge branch 'master' into pr_lineaxisfeatures
EulalieCoevoet Feb 4, 2025
24edaf2
[visual] LineAxis: cleaning
EulalieCoevoet Feb 6, 2025
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78 changes: 62 additions & 16 deletions Sofa/Component/Visual/src/sofa/component/visual/LineAxis.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,8 @@
namespace sofa::component::visual
{

using helper::visual::DrawTool;

void registerLineAxis(sofa::core::ObjectFactory* factory)
{
factory->registerObjects(core::ObjectRegistrationData("Display scene axis")
Expand All @@ -38,9 +40,11 @@ void registerLineAxis(sofa::core::ObjectFactory* factory)
using namespace sofa::defaulttype;

LineAxis::LineAxis()
: d_axis(initData(&d_axis, std::string("xyz"), "axis", "Axis to draw"))
, d_size(initData(&d_size, 10.f, "size", "Size of the squared grid"))
, d_thickness(initData(&d_thickness, 1.f, "thickness", "Thickness of the lines in the grid"))
: d_axis(initData(&d_axis, std::string("xyz"), "axis", "Axis to draw."))
, d_size(initData(&d_size, 10.f, "size", "Size of the lines."))
, d_infinite(initData(&d_infinite, false, "infinite", "If true, ignore the 'size' and draw infinite lines."))
, d_thickness(initData(&d_thickness, 1.f, "thickness", "Thickness of the lines."))
, d_vanishing(initData(&d_vanishing, false, "vanishing", "In case of infinite lines, should the lines gradually vanish."))
, m_drawX(true), m_drawY(true), m_drawZ(true)
{}

Expand Down Expand Up @@ -73,30 +77,72 @@ void LineAxis::doDrawVisual(const core::visual::VisualParams* vparams)
{
const double s = sofa::helper::narrow_cast<double>(d_size.getValue());

vparams->drawTool()->disableLighting();
auto drawtool = vparams->drawTool();
drawtool->disableLighting();

std::vector<type::Vec3> points;
points.resize(2);

std::vector<type::Vec2i> indices = {type::Vec2i(0,1)};

const auto& bbox = helper::getReadAccessor(getContext()->f_bbox);
auto v = bbox->maxBBox() - bbox->minBBox();
const auto& thickness = helper::getReadAccessor(d_thickness);
const auto& vanishing = helper::getReadAccessor(d_vanishing);
const auto& infinite = helper::getReadAccessor(d_infinite);

if(m_drawX)
{
vparams->drawTool()->drawLine(
helper::visual::DrawTool::Vec3(-s*0.5, 0.0, 0.0),
helper::visual::DrawTool::Vec3(s*0.5, 0.0, 0.0),
helper::visual::DrawTool::RGBAColor(1.0f, 0.0f, 0.0f, 1.0f));
points[0] = DrawTool::Vec3(-s*0.5, 0.0, 0.0);
points[1] = DrawTool::Vec3(s*0.5, 0.0, 0.0);

if (!infinite)
{
drawtool->drawLines(points, indices, thickness, DrawTool::RGBAColor::red());
}
else // infinite line
{
drawtool->drawInfiniteLine(DrawTool::Vec3(0, 0, 0), DrawTool::Vec3(v.x(), 0, 0), thickness,
DrawTool::RGBAColor::red(), vanishing);
drawtool->drawInfiniteLine(DrawTool::Vec3(0, 0, 0), DrawTool::Vec3(-v.x(), 0, 0), thickness,
DrawTool::RGBAColor::red(), vanishing);
}
}

if(m_drawY)
{
vparams->drawTool()->drawLine(
helper::visual::DrawTool::Vec3(0.0, -s*0.5, 0.0),
helper::visual::DrawTool::Vec3(0.0, s*0.5, 0.0),
helper::visual::DrawTool::RGBAColor(0.0f, 1.0f, 0.0f, 1.0f));
points[0] = DrawTool::Vec3(0.0, -s*0.5, 0.0);
points[1] = DrawTool::Vec3(0.0, s*0.5, 0.0);

if (!infinite)
{
drawtool->drawLines(points, indices, thickness, DrawTool::RGBAColor::green());
}
else // infinite line
{
drawtool->drawInfiniteLine(DrawTool::Vec3(0, 0, 0), DrawTool::Vec3(0, v.y(), 0), thickness,
DrawTool::RGBAColor::green(), vanishing);
drawtool->drawInfiniteLine(DrawTool::Vec3(0, 0, 0), DrawTool::Vec3(0, -v.y(), 0), thickness,
DrawTool::RGBAColor::green(), vanishing);
}
}

if(m_drawZ)
{
vparams->drawTool()->drawLine(
helper::visual::DrawTool::Vec3(0.0, 0.0, -s*0.5),
helper::visual::DrawTool::Vec3(0.0, 0.0, s*0.5),
helper::visual::DrawTool::RGBAColor(0.0f, 0.0f, 1.0f, 1.0f));
points[0] = DrawTool::Vec3(0.0, 0.0, -s*0.5);
points[1] = DrawTool::Vec3(0.0, 0.0, s*0.5);

if (!infinite)
{
drawtool->drawLines(points, indices, thickness, DrawTool::RGBAColor::blue());
}
else // infinite line
{
drawtool->drawInfiniteLine(DrawTool::Vec3(0, 0, 0), DrawTool::Vec3(0, 0, v.z()), thickness,
DrawTool::RGBAColor::blue(), vanishing);
drawtool->drawInfiniteLine(DrawTool::Vec3(0, 0, 0), DrawTool::Vec3(0, 0, -v.z()), thickness,
DrawTool::RGBAColor::blue(), vanishing);
}
}
}

Expand Down
6 changes: 4 additions & 2 deletions Sofa/Component/Visual/src/sofa/component/visual/LineAxis.h
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Original file line number Diff line number Diff line change
Expand Up @@ -33,8 +33,10 @@ class SOFA_COMPONENT_VISUAL_API LineAxis : public core::visual::VisualModel
SOFA_CLASS(LineAxis, VisualModel);

Data<std::string> d_axis; ///< Axis to draw
Data<float> d_size; ///< Size of the squared grid
Data<float> d_thickness; ///< Thickness of the lines in the grid
Data<float> d_size; ///< Size of the lines
Data<bool> d_infinite; ///< If true, ignore the "size" and draw infinite lines
Data<float> d_thickness; ///< Thickness of the lines
Data<bool> d_vanishing; ///< In case of infinite lines, should the lines gradually vanish.
core::objectmodel::lifecycle::RemovedData d_draw {this, "v23.06", "23.12", "draw", "Use the 'enable' data field instead of 'draw'"};

LineAxis();
Expand Down
1 change: 0 additions & 1 deletion Sofa/Component/Visual/src/sofa/component/visual/VisualGrid.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -184,7 +184,6 @@ void VisualGrid::doDrawVisual(const core::visual::VisualParams* vparams)
{
vparams->drawTool()->disableLighting();
vparams->drawTool()->drawLines(m_drawnPoints, d_thickness.getValue(), d_color.getValue());

}

} // namespace sofa::component::visual
15 changes: 13 additions & 2 deletions Sofa/GL/src/sofa/gl/DrawToolGL.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -110,15 +110,26 @@ void DrawToolGL::drawLine(const Vec3 &p1, const Vec3 &p2, const type::RGBAColor&
glEnd();
}

void DrawToolGL::drawInfiniteLine(const Vec3 &point, const Vec3 &direction, const type::RGBAColor& color)
void DrawToolGL::drawInfiniteLine(const Vec3 &point, const Vec3 &direction, const type::RGBAColor& color, const bool& vanishing)
{
glBegin(GL_LINES);
glColor4f(color[0],color[1],color[2],color[3]);

glColor4f(color[0], color[1], color[2], color[3]);
glVertex4d(point[0], point[1], point[2], 1.0);
if(vanishing)
glColor4f(color[0], color[1], color[2], 0.0f);
glVertex4d(direction[0], direction[1], direction[2], 0.0);

glEnd();
}

void DrawToolGL::drawInfiniteLine(const Vec3 &point, const Vec3 &direction, const float& size, const type::RGBAColor& color, const bool &vanishing)
{
glLineWidth(size);
drawInfiniteLine(point, direction, color, vanishing);
glLineWidth(1);
}

void DrawToolGL::drawLines(const std::vector<Vec3> &points, float size, const type::RGBAColor& color)
{
setMaterial(color);
Expand Down
4 changes: 3 additions & 1 deletion Sofa/GL/src/sofa/gl/DrawToolGL.h
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Original file line number Diff line number Diff line change
Expand Up @@ -52,7 +52,9 @@ class SOFA_GL_API DrawToolGL : public helper::visual::DrawTool
virtual void drawPoints(const std::vector<type::Vec3> &points, float size, const std::vector<type::RGBAColor>& color) override;

void drawLine(const type::Vec3 &p1, const type::Vec3 &p2, const type::RGBAColor& color) override;
void drawInfiniteLine(const type::Vec3 &point, const type::Vec3 &direction, const type::RGBAColor& color) override;
void drawInfiniteLine(const type::Vec3 &point, const type::Vec3 &direction, const type::RGBAColor& color, const bool& vanishing=false) override;
void drawInfiniteLine(const Vec3 &point, const Vec3 &direction, const float& size, const type::RGBAColor& color, const bool& vanishing=false) override;

virtual void drawLines(const std::vector<type::Vec3> &points, float size, const type::RGBAColor& color) override;
virtual void drawLines(const std::vector<type::Vec3> &points, float size, const std::vector<type::RGBAColor>& colors) override;
virtual void drawLines(const std::vector<type::Vec3> &points, const std::vector< type::Vec2i > &index, float size, const type::RGBAColor& color) override;
Expand Down
3 changes: 2 additions & 1 deletion Sofa/framework/Helper/src/sofa/helper/visual/DrawTool.h
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Original file line number Diff line number Diff line change
Expand Up @@ -61,7 +61,8 @@ class SOFA_HELPER_API DrawTool
virtual void drawPoints(const std::vector<Vec3> &points, float size, const std::vector<RGBAColor>& color) = 0;

virtual void drawLine(const Vec3 &p1, const Vec3 &p2, const RGBAColor& color) = 0;
virtual void drawInfiniteLine(const Vec3 &point, const Vec3 &direction, const RGBAColor& color) = 0;
virtual void drawInfiniteLine(const Vec3 &point, const Vec3 &direction, const RGBAColor& color, const bool& vanishing=false) = 0;
virtual void drawInfiniteLine(const Vec3 &point, const Vec3 &direction, const float& size, const RGBAColor& color, const bool& vanishing=false) = 0;
virtual void drawLines(const std::vector<Vec3> &points, float size, const RGBAColor& color) = 0 ;
virtual void drawLines(const std::vector<Vec3> &points, float size, const std::vector<RGBAColor>& colors) = 0 ;
virtual void drawLines(const std::vector<Vec3> &points, const std::vector< Vec2i > &index , float size, const RGBAColor& color) = 0 ;
Expand Down
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