void updateColor()
{
osg::Vec4 osgColor(
color.redF(),
color.greenF(),
color.blueF(),
color.alphaF());
text->setColor(osgColor);
}
void OSGTextNode::setColor(const QColor &color)
{
osg::Vec4 osgColor(
color.redF(),
color.greenF(),
color.blueF(),
color.alphaF());
if (h->text->getColor() != osgColor) {
h->text->setColor(osgColor);
emit colorChanged(color);
}
}
osg::Drawable *ReverseTileNode::createReverseTile(void) const {
// Get the tile
ReverseTile* tile = static_cast<ReverseTile*>(_lego);
// Get tile color
QColor color = tile->getColor();
// Get integer sizes
int width = tile->getWidth();
int length = tile->getLength();
int height = 3;
// Get real position, according to tile size
double mw = (-width)*Lego::length_unit/2;
double pw = (width)*Lego::length_unit/2;
double mwp = (-width+2)*Lego::length_unit/2;
double ml = (-length)*Lego::length_unit/2;
double pl = (length)*Lego::length_unit/2;
double mh = (-height)*Lego::height_unit/2;
double ph = (height)*Lego::height_unit/2;
double phm = (height-1)*Lego::height_unit/2;
// Create 14 vertices
osg::ref_ptr<osg::Vec3Array> vertices = new osg::Vec3Array;
osg::Vec3 v0(mw, ml, mh);
osg::Vec3 v1(mw, pl, mh);
osg::Vec3 v2(mwp, pl, mh);
osg::Vec3 v3(mwp, ml, mh);
osg::Vec3 v4(pw, ml, phm);
osg::Vec3 v5(pw, pl, phm);
osg::Vec3 v6(pw, pl, ph);
osg::Vec3 v7(pw, ml, ph);
osg::Vec3 v8(mw, ml, ph);
osg::Vec3 v9(mw, pl, ph);
osg::Vec3 v10(mwp, ml, phm);
osg::Vec3 v11(mwp, ml, ph);
osg::Vec3 v12(mwp, pl, ph);
osg::Vec3 v13(mwp, pl, phm);
// Create 10 faces, 8 faces are quads splitted into two triangles
// NB: Down face is transparent, we don't even create it
// Front face t1
vertices->push_back(v4);
vertices->push_back(v5);
vertices->push_back(v6);
// Front face t2
vertices->push_back(v4);
vertices->push_back(v6);
vertices->push_back(v7);
// Back face t1
vertices->push_back(v0);
vertices->push_back(v1);
vertices->push_back(v8);
// Back face t2
vertices->push_back(v1);
vertices->push_back(v8);
vertices->push_back(v9);
// Top face t1
vertices->push_back(v6);
vertices->push_back(v7);
vertices->push_back(v9);
// Top face t2
vertices->push_back(v7);
vertices->push_back(v8);
vertices->push_back(v9);
// Slop face t1
vertices->push_back(v2);
vertices->push_back(v3);
vertices->push_back(v5);
// Slop face t2
vertices->push_back(v3);
vertices->push_back(v4);
vertices->push_back(v5);
// Right triangle face
vertices->push_back(v2);
vertices->push_back(v13);
vertices->push_back(v5);
// Right quad face t1
vertices->push_back(v13);
vertices->push_back(v12);
vertices->push_back(v6);
// Right quad face t2
vertices->push_back(v13);
vertices->push_back(v6);
vertices->push_back(v5);
// Right quad face down t1
vertices->push_back(v1);
vertices->push_back(v9);
vertices->push_back(v12);
// Right quad face down t2
vertices->push_back(v1);
vertices->push_back(v2);
vertices->push_back(v12);
// Left triangle face
vertices->push_back(v3);
vertices->push_back(v4);
vertices->push_back(v10);
// Left quad face t1
vertices->push_back(v4);
vertices->push_back(v10);
vertices->push_back(v11);
// Left quad face t2
vertices->push_back(v4);
vertices->push_back(v7);
vertices->push_back(v11);
// Left quad face down t1
vertices->push_back(v0);
vertices->push_back(v3);
vertices->push_back(v8);
// Left quad face down t2
vertices->push_back(v3);
vertices->push_back(v8);
vertices->push_back(v11);
// Create tile geometry
osg::ref_ptr<osg::Geometry> tileGeometry = new osg::Geometry;
// Match vertices
tileGeometry->setVertexArray(vertices);
// Add color (each rectangle has the same color except for the down one which is transparent)
osg::Vec4 osgColor(static_cast<float>(color.red())/255.0, static_cast<float>(color.green())/255.0, static_cast<float>(color.blue())/255.0, 1.0);
osg::ref_ptr<osg::Vec4Array> colors = new osg::Vec4Array;
// Every face has the same color, so there is only one color
colors->push_back(osgColor);
// Match color
tileGeometry->setColorArray(colors);
tileGeometry->setColorBinding(osg::Geometry::BIND_OVERALL);
// Create normals
osg::ref_ptr<osg::Vec3Array> normals = new osg::Vec3Array;
normals->push_back(osg::Vec3(1, 0, 0));
normals->push_back(osg::Vec3(1, 0, 0));
normals->push_back(osg::Vec3(-1, 0, 0));
normals->push_back(osg::Vec3(-1, 0, 0));
normals->push_back(osg::Vec3(0, 0, 1));
normals->push_back(osg::Vec3(0, 0, 1));
double w = pw - mwp;
double h = phm - mh;
double norm = std::sqrt(w*w + h*h);
normals->push_back(osg::Vec3(h/norm, 0, -w/norm));
normals->push_back(osg::Vec3(h/norm, 0, -w/norm));
normals->push_back(osg::Vec3(0, 1, 0));
normals->push_back(osg::Vec3(0, 1, 0));
normals->push_back(osg::Vec3(0, 1, 0));
normals->push_back(osg::Vec3(0, 1, 0));
normals->push_back(osg::Vec3(0, 1, 0));
normals->push_back(osg::Vec3(0, -1, 0));
normals->push_back(osg::Vec3(0, -1, 0));
normals->push_back(osg::Vec3(0, -1, 0));
normals->push_back(osg::Vec3(0, -1, 0));
normals->push_back(osg::Vec3(0, -1, 0));
// Match normals
tileGeometry->setNormalArray(normals);
tileGeometry->setNormalBinding(osg::Geometry::BIND_PER_PRIMITIVE);
// Define tile 18 GL_TRIANGLES with 20*3 vertices
tileGeometry->addPrimitiveSet(new osg::DrawArrays(osg::PrimitiveSet::TRIANGLES, 0, 18*3));
// Return the tile whithout plot
return tileGeometry.release();
}
osg::Drawable *ClampNode::createBrick(void) const {
// Get the brick
Clamp* clamp = static_cast<Clamp*>(_lego);
// Get brick color
QColor color = clamp->getColor();
// Get clamp bounding box
clamp->calculateBoundingBox();
BoundingBox bb = clamp->getBoundingBox();
// Get integer sizes
int width = bb.getWidth();
int length = bb.getLength();
int height = bb.getHeight();
// Get real position, according to tile size
double mw = (-width)*Lego::length_unit/2;
double mwpm = (-width)*Lego::length_unit/2+Lego::height_unit/2;
double mwp = (-width)*Lego::length_unit/2+0.93*Lego::height_unit;
double pw = (width)*Lego::length_unit/2;
double pwm = (width)*Lego::length_unit/2-Lego::height_unit/2;
double ml = (-length)*Lego::length_unit/2;
double mlp = (-length+0.5)*Lego::length_unit/2;
double pl = (length)*Lego::length_unit/2;
double plm = (length-0.5)*Lego::length_unit/2;
double mh = (-height)*Lego::height_unit/2;
double mhp = (-height)*Lego::height_unit/2+2*Lego::plot_top_height;
double mhpm = (-height)*Lego::height_unit/2+Lego::plot_top_height;
double phm = (height)*Lego::height_unit/2-Lego::height_unit/2;
double phmp = (height)*Lego::height_unit/2-0.5*Lego::height_unit/2;
// Create 3 vertices
osg::ref_ptr<osg::Vec3Array> vertices = new osg::Vec3Array;
osg::Vec3 v0(ml, mw, mh);
osg::Vec3 v1(pl, mw, mh);
osg::Vec3 v2(pl, pw, mh);
osg::Vec3 v3(ml, pw, mh);
osg::Vec3 v4(ml, pw, mhp);
osg::Vec3 v5(pl, pw, mhp);
osg::Vec3 v6(pl, mw, mhp);
osg::Vec3 v7(ml, mw, mhp);
osg::Vec3 v8(mlp, mw, mhp);
osg::Vec3 v9(mlp, mw, phm);
osg::Vec3 v10(ml, mw, phm);
osg::Vec3 v11(ml, mwp, phmp);
osg::Vec3 v12(mlp, mwp, phmp);
osg::Vec3 v13(mlp, pw, mhp);
osg::Vec3 v14(plm, mw, mhp);
osg::Vec3 v15(plm, mw, phm);
osg::Vec3 v16(pl, mw, phm);
osg::Vec3 v17(pl, mwp, phmp);
osg::Vec3 v18(plm, mwp, phmp);
osg::Vec3 v19(plm, pw, mhp);
osg::Vec3 v20(mlp, mwpm, mh);
osg::Vec3 v21(plm, mwpm, mh);
osg::Vec3 v22(plm, pwm, mh);
osg::Vec3 v23(mlp, pwm, mh);
osg::Vec3 v24(mlp, mwpm, mhpm);
osg::Vec3 v25(plm, mwpm, mhpm);
osg::Vec3 v26(plm, pwm, mhpm);
osg::Vec3 v27(mlp, pwm, mhpm);
// Create 1 faces, 0 faces are quads splitted into two triangles
// NB: Down face is transparent, we don't even create it
// Bottom
vertices->push_back(v3);
vertices->push_back(v2);
vertices->push_back(v1);
vertices->push_back(v0);
// Bottom hole
vertices->push_back(v20);
vertices->push_back(v21);
vertices->push_back(v22);
vertices->push_back(v23);
// Bottom far
vertices->push_back(v24);
vertices->push_back(v25);
vertices->push_back(v26);
vertices->push_back(v27);
// Front face
vertices->push_back(v2);
vertices->push_back(v3);
vertices->push_back(v4);
vertices->push_back(v5);
// Back face
vertices->push_back(v0);
vertices->push_back(v1);
vertices->push_back(v6);
vertices->push_back(v7);
// Left bottom face
vertices->push_back(v0);
vertices->push_back(v3);
vertices->push_back(v4);
vertices->push_back(v7);
// Right bottom face
vertices->push_back(v1);
vertices->push_back(v2);
vertices->push_back(v5);
vertices->push_back(v6);
// Top face
vertices->push_back(v4);
vertices->push_back(v5);
vertices->push_back(v6);
vertices->push_back(v7);
// Left part back
vertices->push_back(v7);
vertices->push_back(v8);
vertices->push_back(v9);
vertices->push_back(v10);
// Left part left ext
vertices->push_back(v4);
vertices->push_back(v7);
vertices->push_back(v10);
vertices->push_back(v11);
// Left part front
vertices->push_back(v4);
vertices->push_back(v11);
vertices->push_back(v12);
vertices->push_back(v13);
// Left part left int
vertices->push_back(v8);
vertices->push_back(v9);
vertices->push_back(v12);
vertices->push_back(v13);
// Right part back
vertices->push_back(v6);
vertices->push_back(v14);
vertices->push_back(v15);
vertices->push_back(v16);
// Left part left ext
vertices->push_back(v5);
vertices->push_back(v6);
vertices->push_back(v16);
vertices->push_back(v17);
// Left part front
vertices->push_back(v5);
vertices->push_back(v17);
vertices->push_back(v18);
vertices->push_back(v19);
// Left part left int
vertices->push_back(v14);
vertices->push_back(v15);
vertices->push_back(v18);
vertices->push_back(v19);
// Bottom front
vertices->push_back(v20);
vertices->push_back(v21);
vertices->push_back(v25);
vertices->push_back(v24);
// Bottom right
vertices->push_back(v21);
vertices->push_back(v22);
vertices->push_back(v26);
vertices->push_back(v25);
// Bottom back
vertices->push_back(v22);
vertices->push_back(v23);
vertices->push_back(v27);
vertices->push_back(v26);
// Bottom left
vertices->push_back(v23);
vertices->push_back(v20);
vertices->push_back(v24);
vertices->push_back(v27);
// Create tile geometry
osg::ref_ptr<osg::Geometry> clampGeometry = new osg::Geometry;
// Match vertices
clampGeometry->setVertexArray(vertices);
// Create colors
osg::Vec4 osgColor(static_cast<float>(color.red())/255.0, static_cast<float>(color.green())/255.0, static_cast<float>(color.blue())/255.0, 1.0);
osg::ref_ptr<osg::Vec4Array> colors = new osg::Vec4Array;
// Every face has the same color, so there is only one color
colors->push_back(osgColor);
// Match color
clampGeometry->setColorArray(colors);
clampGeometry->setColorBinding(osg::Geometry::BIND_OVERALL);
// Create normals
osg::ref_ptr<osg::Vec3Array> normals = new osg::Vec3Array;
normals->push_back(osg::Vec3(0, 0, -1));
normals->push_back(osg::Vec3(0, 0, -1));
normals->push_back(osg::Vec3(0, 1, 0));
normals->push_back(osg::Vec3(0, -1, 0));
normals->push_back(osg::Vec3(-1, 0, 0));
normals->push_back(osg::Vec3(1, 0, 0));
normals->push_back(osg::Vec3(0, 0, 1));
normals->push_back(osg::Vec3(0, -1, 0));
normals->push_back(osg::Vec3(-1, 0, 0));
double w = pw - mwp;
double h = phmp - mhp;
double norm = std::sqrt(w*w + h*h);
normals->push_back(osg::Vec3(0, h/norm, w/norm));
normals->push_back(osg::Vec3(1, 0, 0));
normals->push_back(osg::Vec3(0, -1, 0));
normals->push_back(osg::Vec3(1, 0, 0));
normals->push_back(osg::Vec3(0, h/norm, w/norm));
normals->push_back(osg::Vec3(-1, 0, 0));
normals->push_back(osg::Vec3(0, 1, 0));
normals->push_back(osg::Vec3(-1, 0, 0));
normals->push_back(osg::Vec3(0, -1, 0));
normals->push_back(osg::Vec3(1, 0, 0));
// Match normals
clampGeometry->setNormalArray(normals);
clampGeometry->setNormalBinding(osg::Geometry::BIND_PER_PRIMITIVE);
// Define 1 GL_QUADS with 1*4 vertices, corresponding to bottom part
clampGeometry->addPrimitiveSet(new osg::DrawArrays(osg::PrimitiveSet::QUADS, 0*4, 4));
// Define 1 GL_QUADS with 1*4 vertices, corresponding to 1 hole in bottom part
clampGeometry->addPrimitiveSet(new osg::DrawArrays(osg::PrimitiveSet::QUADS, 1*4, 4));
// Retesslate to create hole
osgUtil::Tessellator tesslator;
tesslator.setTessellationType(osgUtil::Tessellator::TESS_TYPE_GEOMETRY);
tesslator.setWindingType(osgUtil::Tessellator::TESS_WINDING_ODD);
tesslator.retessellatePolygons(*clampGeometry);
// Create 17 GL_QUADS, i.e. 18*4 vertices
clampGeometry->addPrimitiveSet(new osg::DrawArrays(osg::PrimitiveSet::QUADS, 2*4, 18*4));
// Return the tile whithout plot
return clampGeometry.release();
}
