void ccOctree::drawMeOnly(CC_DRAW_CONTEXT& context)
{
if (m_thePointsAndTheirCellCodes.empty())
return;
if (MACRO_Draw3D(context))
{
bool pushName = MACRO_DrawEntityNames(context);
if (pushName)
{
//not fast at all!
if (MACRO_DrawFastNamesOnly(context))
return;
glPushName(getUniqueIDForDisplay());
}
assert(m_displayedLevel < 256);
RenderOctreeAs(m_displayType,this,static_cast<uchar>(m_displayedLevel),m_theAssociatedCloudAsGPC,m_glListID,m_shouldBeRefreshed);
if (m_shouldBeRefreshed)
m_shouldBeRefreshed = false;
if (pushName)
glPopName();
}
}
void ccIndexedTransformationBuffer::drawMeOnly(CC_DRAW_CONTEXT& context)
{
//no picking enabled on trans. buffers
if (MACRO_DrawEntityNames(context))
return;
//only in 3D
if (!MACRO_Draw3D(context))
return;
//get the set of OpenGL functions (version 2.1)
QOpenGLFunctions_2_1 *glFunc = context.glFunctions<QOpenGLFunctions_2_1>();
assert( glFunc != nullptr );
if ( glFunc == nullptr )
return;
size_t count = size();
//show path
{
ccGL::Color3v(glFunc, ccColor::green.rgba);
glFunc->glBegin(count > 1 && m_showAsPolyline ? GL_LINE_STRIP : GL_POINTS); //show path as a polyline or points?
for (ccIndexedTransformationBuffer::const_iterator it=begin(); it!=end(); ++it)
glFunc->glVertex3fv(it->getTranslation());
glFunc->glEnd();
}
//show trihedrons?
if (m_showTrihedrons)
{
for (ccIndexedTransformationBuffer::const_iterator it=begin(); it!=end(); ++it)
{
glFunc->glMatrixMode(GL_MODELVIEW);
glFunc->glPushMatrix();
glFunc->glMultMatrixf(it->data());
//force line width
glFunc->glPushAttrib(GL_LINE_BIT);
glFunc->glLineWidth(2.0f);
glFunc->glBegin(GL_LINES);
glFunc->glColor3f(1.0f,0.0f,0.0f);
glFunc->glVertex3f(0.0f,0.0f,0.0f);
glFunc->glVertex3f(m_trihedronsScale,0.0f,0.0f);
glFunc->glColor3f(0.0f,1.0f,0.0f);
glFunc->glVertex3f(0.0f,0.0f,0.0f);
glFunc->glVertex3f(0.0f,m_trihedronsScale,0.0f);
glFunc->glColor3f(0.0f,0.7f,1.0f);
glFunc->glVertex3f(0.0f,0.0f,0.0f);
glFunc->glVertex3f(0.0f,0.0f,m_trihedronsScale);
glFunc->glEnd();
glFunc->glPopAttrib(); //GL_LINE_BIT
glFunc->glPopMatrix();
}
}
}
void ccClipBox::drawMeOnly(CC_DRAW_CONTEXT& context)
{
if (!MACRO_Draw3D(context))
return;
if (!m_box.isValid())
return;
//m_box.draw(m_selected ? context.bbDefaultCol : ccColor::magenta);
m_box.draw(ccColor::yellow);
//standard case: list names pushing
bool pushName = MACRO_DrawEntityNames(context);
if (pushName)
glPushName(getUniqueID());
if (m_selected)
{
//draw the interactors
const CCVector3& minC = m_box.minCorner();
const CCVector3& maxC = m_box.maxCorner();
CCVector3 center = m_box.getCenter();
PointCoordinateType scale = computeArrowsScale();
//custom arrow 'context'
CC_DRAW_CONTEXT componentContext = context;
componentContext.flags &= (~CC_DRAW_ENTITY_NAMES); //we must remove the 'push name flag' so that the arows don't push their own!
componentContext._win = 0;
//1 if names shall be pushed, 0 otherwise
int pushMod = (pushName ? 1 : 0);
if (pushName)
glPushName(0); //fake ID, will be replaced by the arrows one if any
DrawUnitArrow(X_MINUS_ARROW*pushName,CCVector3(minC.x,center.y,center.z),CCVector3(-1.0, 0.0, 0.0),scale,ccColor::red,componentContext);
DrawUnitArrow(X_PLUS_ARROW*pushName,CCVector3(maxC.x,center.y,center.z),CCVector3( 1.0, 0.0, 0.0),scale,ccColor::red,componentContext);
DrawUnitArrow(Y_MINUS_ARROW*pushName,CCVector3(center.x,minC.y,center.z),CCVector3( 0.0,-1.0, 0.0),scale,ccColor::green,componentContext);
DrawUnitArrow(Y_PLUS_ARROW*pushName,CCVector3(center.x,maxC.y,center.z),CCVector3( 0.0, 1.0, 0.0),scale,ccColor::green,componentContext);
DrawUnitArrow(Z_MINUS_ARROW*pushName,CCVector3(center.x,center.y,minC.z),CCVector3( 0.0, 0.0,-1.0),scale,ccColor::blue,componentContext);
DrawUnitArrow(Z_PLUS_ARROW*pushName,CCVector3(center.x,center.y,maxC.z),CCVector3( 0.0, 0.0, 1.0),scale,ccColor::blue,componentContext);
DrawUnitCross(CROSS*pushName,minC-CCVector3(scale,scale,scale)/2.0,scale,ccColor::yellow,componentContext);
//DrawUnitSphere(SPHERE*pushName,maxC+CCVector3(scale,scale,scale)/2.0,scale/2.0,ccColor::yellow,componentContext);
DrawUnitTorus(X_MINUS_TORUS*pushName,CCVector3(minC.x,center.y,center.z),CCVector3(-1.0, 0.0, 0.0),scale,c_lightRed,componentContext);
DrawUnitTorus(Y_MINUS_TORUS*pushName,CCVector3(center.x,minC.y,center.z),CCVector3( 0.0,-1.0, 0.0),scale,c_lightGreen,componentContext);
DrawUnitTorus(Z_MINUS_TORUS*pushName,CCVector3(center.x,center.y,minC.z),CCVector3( 0.0, 0.0,-1.0),scale,c_lightBlue,componentContext);
DrawUnitTorus(X_PLUS_TORUS*pushName,CCVector3(maxC.x,center.y,center.z),CCVector3( 1.0, 0.0, 0.0),scale,c_lightRed,componentContext);
DrawUnitTorus(Y_PLUS_TORUS*pushName,CCVector3(center.x,maxC.y,center.z),CCVector3( 0.0, 1.0, 0.0),scale,c_lightGreen,componentContext);
DrawUnitTorus(Z_PLUS_TORUS*pushName,CCVector3(center.x,center.y,maxC.z),CCVector3( 0.0, 0.0, 1.0),scale,c_lightBlue,componentContext);
if (pushName)
glPopName();
}
if (pushName)
glPopName();
}
void ccOctree::drawMeOnly(CC_DRAW_CONTEXT& context)
{
if (m_thePointsAndTheirCellCodes.empty())
return;
if (MACRO_Draw3D(context))
{
bool pushName = MACRO_DrawEntityNames(context);
if (pushName)
glPushName(getUniqueID());
RenderOctreeAs(displayType,this,displayedLevel,_associatedCloud,glID,shouldBeRefreshed);
if (shouldBeRefreshed)
shouldBeRefreshed = false;
if (pushName)
glPopName();
}
}
void ccKdTree::drawMeOnly(CC_DRAW_CONTEXT& context)
{
if (!m_associatedGenericCloud || !m_root)
return;
if (MACRO_Draw3D(context))
{
bool pushName = MACRO_DrawEntityNames(context);
if (pushName)
{
//not fast at all!
if (MACRO_DrawFastNamesOnly(context))
return;
glPushName(getUniqueIDForDisplay());
}
DrawMeOnlyVisitor(m_associatedGenericCloud->getBB()).visit(m_root);
if (pushName)
glPopName();
}
}
void ccGenericMesh::drawMeOnly(CC_DRAW_CONTEXT& context)
{
ccGenericPointCloud* vertices = getAssociatedCloud();
if (!vertices)
return;
handleColorRamp(context);
//3D pass
if (MACRO_Draw3D(context))
{
//any triangle?
unsigned triNum = size();
if (triNum == 0)
return;
//L.O.D.
bool lodEnabled = (triNum > GET_MAX_LOD_FACES_NUMBER() && context.decimateMeshOnMove && MACRO_LODActivated(context));
unsigned decimStep = (lodEnabled ? (unsigned)ceil((float)triNum*3 / (float)GET_MAX_LOD_FACES_NUMBER()) : 1);
unsigned displayedTriNum = triNum / decimStep;
//display parameters
glDrawParams glParams;
getDrawingParameters(glParams);
glParams.showNorms &= bool(MACRO_LightIsEnabled(context));
//vertices visibility
const ccGenericPointCloud::VisibilityTableType* verticesVisibility = vertices->getTheVisibilityArray();
bool visFiltering = (verticesVisibility && verticesVisibility->isAllocated());
//wireframe ? (not compatible with LOD)
bool showWired = isShownAsWire() && !lodEnabled;
//per-triangle normals?
bool showTriNormals = (hasTriNormals() && triNormsShown());
//fix 'showNorms'
glParams.showNorms = showTriNormals || (vertices->hasNormals() && m_normalsDisplayed);
//materials & textures
bool applyMaterials = (hasMaterials() && materialsShown());
bool showTextures = (hasTextures() && materialsShown() && !lodEnabled);
//GL name pushing
bool pushName = MACRO_DrawEntityNames(context);
//special case: triangle names pushing (for picking)
bool pushTriangleNames = MACRO_DrawTriangleNames(context);
pushName |= pushTriangleNames;
if (pushName)
{
//not fast at all!
if (MACRO_DrawFastNamesOnly(context))
return;
glPushName(getUniqueIDForDisplay());
//minimal display for picking mode!
glParams.showNorms = false;
glParams.showColors = false;
//glParams.showSF --> we keep it only if SF 'NaN' values are hidden
showTriNormals = false;
applyMaterials = false;
showTextures = false;
}
//in the case we need to display scalar field colors
ccScalarField* currentDisplayedScalarField = 0;
bool greyForNanScalarValues = true;
unsigned colorRampSteps = 0;
ccColorScale::Shared colorScale(0);
if (glParams.showSF)
{
assert(vertices->isA(CC_TYPES::POINT_CLOUD));
ccPointCloud* cloud = static_cast<ccPointCloud*>(vertices);
greyForNanScalarValues = (cloud->getCurrentDisplayedScalarField() && cloud->getCurrentDisplayedScalarField()->areNaNValuesShownInGrey());
if (greyForNanScalarValues && pushName)
{
//in picking mode, no need to take SF into account if we don't hide any points!
glParams.showSF = false;
}
else
{
currentDisplayedScalarField = cloud->getCurrentDisplayedScalarField();
colorScale = currentDisplayedScalarField->getColorScale();
colorRampSteps = currentDisplayedScalarField->getColorRampSteps();
assert(colorScale);
//get default color ramp if cloud has no scale associated?!
if (!colorScale)
colorScale = ccColorScalesManager::GetUniqueInstance()->getDefaultScale(ccColorScalesManager::BGYR);
}
}
//materials or color?
bool colorMaterial = false;
if (glParams.showSF || glParams.showColors)
{
applyMaterials = false;
colorMaterial = true;
glColorMaterial(GL_FRONT_AND_BACK, GL_DIFFUSE);
glEnable(GL_COLOR_MATERIAL);
}
//in the case we need to display vertex colors
ColorsTableType* rgbColorsTable = 0;
if (glParams.showColors)
{
if (isColorOverriden())
{
glColor3ubv(m_tempColor);
glParams.showColors = false;
}
else
{
assert(vertices->isA(CC_TYPES::POINT_CLOUD));
rgbColorsTable = static_cast<ccPointCloud*>(vertices)->rgbColors();
}
}
else
{
glColor3fv(context.defaultMat.diffuseFront);
}
if (glParams.showNorms)
{
//DGM: Strangely, when Qt::renderPixmap is called, the OpenGL version can fall to 1.0!
glEnable((QGLFormat::openGLVersionFlags() & QGLFormat::OpenGL_Version_1_2 ? GL_RESCALE_NORMAL : GL_NORMALIZE));
glEnable(GL_LIGHTING);
context.defaultMat.applyGL(true,colorMaterial);
}
//in the case we need normals (i.e. lighting)
NormsIndexesTableType* normalsIndexesTable = 0;
ccNormalVectors* compressedNormals = 0;
if (glParams.showNorms)
{
assert(vertices->isA(CC_TYPES::POINT_CLOUD));
normalsIndexesTable = static_cast<ccPointCloud*>(vertices)->normals();
compressedNormals = ccNormalVectors::GetUniqueInstance();
}
//stipple mask
if (stipplingEnabled())
EnableGLStippleMask(true);
if (!pushTriangleNames && !visFiltering && !(applyMaterials || showTextures) && (!glParams.showSF || greyForNanScalarValues))
{
//the GL type depends on the PointCoordinateType 'size' (float or double)
GLenum GL_COORD_TYPE = sizeof(PointCoordinateType) == 4 ? GL_FLOAT : GL_DOUBLE;
glEnableClientState(GL_VERTEX_ARRAY);
glVertexPointer(3,GL_COORD_TYPE,0,GetVertexBuffer());
if (glParams.showNorms)
{
glEnableClientState(GL_NORMAL_ARRAY);
glNormalPointer(GL_COORD_TYPE,0,GetNormalsBuffer());
}
if (glParams.showSF || glParams.showColors)
{
glEnableClientState(GL_COLOR_ARRAY);
glColorPointer(3,GL_UNSIGNED_BYTE,0,GetColorsBuffer());
}
//we can scan and process each chunk separately in an optimized way
//we mimic the way ccMesh beahves by using virtual chunks!
unsigned chunks = static_cast<unsigned>(ceil((double)displayedTriNum/(double)MAX_NUMBER_OF_ELEMENTS_PER_CHUNK));
unsigned chunkStart = 0;
const colorType* col = 0;
for (unsigned k=0; k<chunks; ++k, chunkStart += MAX_NUMBER_OF_ELEMENTS_PER_CHUNK)
{
//virtual chunk size
const unsigned chunkSize = k+1 < chunks ? MAX_NUMBER_OF_ELEMENTS_PER_CHUNK : (displayedTriNum % MAX_NUMBER_OF_ELEMENTS_PER_CHUNK);
//vertices
PointCoordinateType* _vertices = GetVertexBuffer();
for (unsigned n=0; n<chunkSize; n+=decimStep)
{
const CCLib::TriangleSummitsIndexes* ti = getTriangleIndexes(chunkStart + n);
memcpy(_vertices,vertices->getPoint(ti->i1)->u,sizeof(PointCoordinateType)*3);
_vertices+=3;
memcpy(_vertices,vertices->getPoint(ti->i2)->u,sizeof(PointCoordinateType)*3);
_vertices+=3;
memcpy(_vertices,vertices->getPoint(ti->i3)->u,sizeof(PointCoordinateType)*3);
_vertices+=3;
}
//scalar field
if (glParams.showSF)
{
colorType* _rgbColors = GetColorsBuffer();
assert(colorScale);
for (unsigned n=0; n<chunkSize; n+=decimStep)
{
const CCLib::TriangleSummitsIndexes* ti = getTriangleIndexes(chunkStart + n);
col = currentDisplayedScalarField->getValueColor(ti->i1);
memcpy(_rgbColors,col,sizeof(colorType)*3);
_rgbColors += 3;
col = currentDisplayedScalarField->getValueColor(ti->i2);
memcpy(_rgbColors,col,sizeof(colorType)*3);
_rgbColors += 3;
col = currentDisplayedScalarField->getValueColor(ti->i3);
memcpy(_rgbColors,col,sizeof(colorType)*3);
_rgbColors += 3;
}
}
//colors
else if (glParams.showColors)
{
colorType* _rgbColors = GetColorsBuffer();
for (unsigned n=0; n<chunkSize; n+=decimStep)
{
const CCLib::TriangleSummitsIndexes* ti = getTriangleIndexes(chunkStart + n);
memcpy(_rgbColors,rgbColorsTable->getValue(ti->i1),sizeof(colorType)*3);
_rgbColors += 3;
memcpy(_rgbColors,rgbColorsTable->getValue(ti->i2),sizeof(colorType)*3);
_rgbColors += 3;
memcpy(_rgbColors,rgbColorsTable->getValue(ti->i3),sizeof(colorType)*3);
_rgbColors += 3;
}
}
//normals
if (glParams.showNorms)
{
PointCoordinateType* _normals = GetNormalsBuffer();
if (showTriNormals)
{
for (unsigned n=0; n<chunkSize; n+=decimStep)
{
CCVector3 Na, Nb, Nc;
getTriangleNormals(chunkStart + n, Na, Nb, Nc);
memcpy(_normals,Na.u,sizeof(PointCoordinateType)*3);
_normals+=3;
memcpy(_normals,Nb.u,sizeof(PointCoordinateType)*3);
_normals+=3;
memcpy(_normals,Nc.u,sizeof(PointCoordinateType)*3);
_normals+=3;
}
}
else
{
for (unsigned n=0; n<chunkSize; n+=decimStep)
{
const CCLib::TriangleSummitsIndexes* ti = getTriangleIndexes(chunkStart + n);
memcpy(_normals,vertices->getPointNormal(ti->i1).u,sizeof(PointCoordinateType)*3);
_normals+=3;
memcpy(_normals,vertices->getPointNormal(ti->i2).u,sizeof(PointCoordinateType)*3);
_normals+=3;
memcpy(_normals,vertices->getPointNormal(ti->i3).u,sizeof(PointCoordinateType)*3);
_normals+=3;
}
}
}
if (!showWired)
{
glDrawArrays(lodEnabled ? GL_POINTS : GL_TRIANGLES,0,(chunkSize/decimStep)*3);
}
else
{
glDrawElements(GL_LINES,(chunkSize/decimStep)*6,GL_UNSIGNED_INT,GetWireVertexIndexes());
}
}
//disable arrays
glDisableClientState(GL_VERTEX_ARRAY);
if (glParams.showNorms)
glDisableClientState(GL_NORMAL_ARRAY);
if (glParams.showSF || glParams.showColors)
glDisableClientState(GL_COLOR_ARRAY);
}
else
{
//current vertex color
const colorType *col1=0,*col2=0,*col3=0;
//current vertex normal
const PointCoordinateType *N1=0,*N2=0,*N3=0;
//current vertex texture coordinates
float *Tx1=0,*Tx2=0,*Tx3=0;
//loop on all triangles
int lasMtlIndex = -1;
if (showTextures)
{
//#define TEST_TEXTURED_BUNDLER_IMPORT
#ifdef TEST_TEXTURED_BUNDLER_IMPORT
glPushAttrib(GL_COLOR_BUFFER_BIT);
glEnable(GL_BLEND);
glBlendFunc(context.sourceBlend, context.destBlend);
#endif
glEnable(GL_TEXTURE_2D);
}
if (pushTriangleNames)
glPushName(0);
GLenum triangleDisplayType = lodEnabled ? GL_POINTS : showWired ? GL_LINE_LOOP : GL_TRIANGLES;
glBegin(triangleDisplayType);
//per-triangle normals
const NormsIndexesTableType* triNormals = getTriNormsTable();
//materials
const ccMaterialSet* materials = getMaterialSet();
for (unsigned n=0; n<triNum; ++n)
{
//current triangle vertices
const CCLib::TriangleSummitsIndexes* tsi = getTriangleIndexes(n);
//LOD: shall we display this triangle?
if (n % decimStep)
continue;
if (visFiltering)
{
//we skip the triangle if at least one vertex is hidden
if ((verticesVisibility->getValue(tsi->i1) != POINT_VISIBLE) ||
(verticesVisibility->getValue(tsi->i2) != POINT_VISIBLE) ||
(verticesVisibility->getValue(tsi->i3) != POINT_VISIBLE))
continue;
}
if (glParams.showSF)
{
assert(colorScale);
col1 = currentDisplayedScalarField->getValueColor(tsi->i1);
if (!col1)
continue;
col2 = currentDisplayedScalarField->getValueColor(tsi->i2);
if (!col2)
continue;
col3 = currentDisplayedScalarField->getValueColor(tsi->i3);
if (!col3)
continue;
}
else if (glParams.showColors)
{
col1 = rgbColorsTable->getValue(tsi->i1);
col2 = rgbColorsTable->getValue(tsi->i2);
col3 = rgbColorsTable->getValue(tsi->i3);
}
if (glParams.showNorms)
{
if (showTriNormals)
{
assert(triNormals);
int n1,n2,n3;
getTriangleNormalIndexes(n,n1,n2,n3);
N1 = (n1>=0 ? ccNormalVectors::GetNormal(triNormals->getValue(n1)).u : 0);
N2 = (n1==n2 ? N1 : n1>=0 ? ccNormalVectors::GetNormal(triNormals->getValue(n2)).u : 0);
N3 = (n1==n3 ? N1 : n3>=0 ? ccNormalVectors::GetNormal(triNormals->getValue(n3)).u : 0);
}
else
{
N1 = compressedNormals->getNormal(normalsIndexesTable->getValue(tsi->i1)).u;
N2 = compressedNormals->getNormal(normalsIndexesTable->getValue(tsi->i2)).u;
N3 = compressedNormals->getNormal(normalsIndexesTable->getValue(tsi->i3)).u;
}
}
if (applyMaterials || showTextures)
{
assert(materials);
int newMatlIndex = this->getTriangleMtlIndex(n);
//do we need to change material?
if (lasMtlIndex != newMatlIndex)
{
assert(newMatlIndex<(int)materials->size());
glEnd();
if (showTextures)
{
GLuint texID = (newMatlIndex>=0 ? (*materials)[newMatlIndex].texID : 0);
if (texID>0)
assert(glIsTexture(texID));
glBindTexture(GL_TEXTURE_2D, texID);
}
//if we don't have any current material, we apply default one
(newMatlIndex>=0 ? (*materials)[newMatlIndex] : context.defaultMat).applyGL(glParams.showNorms,false);
glBegin(triangleDisplayType);
lasMtlIndex=newMatlIndex;
}
if (showTextures)
{
getTriangleTexCoordinates(n,Tx1,Tx2,Tx3);
}
}
if (pushTriangleNames)
{
glEnd();
glLoadName(n);
glBegin(triangleDisplayType);
}
else if (showWired)
{
glEnd();
glBegin(triangleDisplayType);
}
//vertex 1
if (N1)
ccGL::Normal3v(N1);
if (col1)
glColor3ubv(col1);
if (Tx1)
glTexCoord2fv(Tx1);
ccGL::Vertex3v(vertices->getPoint(tsi->i1)->u);
//vertex 2
if (N2)
ccGL::Normal3v(N2);
if (col2)
glColor3ubv(col2);
if (Tx2)
glTexCoord2fv(Tx2);
ccGL::Vertex3v(vertices->getPoint(tsi->i2)->u);
//vertex 3
if (N3)
ccGL::Normal3v(N3);
if (col3)
glColor3ubv(col3);
if (Tx3)
glTexCoord2fv(Tx3);
ccGL::Vertex3v(vertices->getPoint(tsi->i3)->u);
}
glEnd();
if (pushTriangleNames)
glPopName();
if (showTextures)
{
#ifdef TEST_TEXTURED_BUNDLER_IMPORT
glPopAttrib(); //GL_COLOR_BUFFER_BIT
#endif
glBindTexture(GL_TEXTURE_2D, 0);
glDisable(GL_TEXTURE_2D);
}
}
if (stipplingEnabled())
EnableGLStippleMask(false);
if (colorMaterial)
glDisable(GL_COLOR_MATERIAL);
if (glParams.showNorms)
{
glDisable(GL_LIGHTING);
glDisable((QGLFormat::openGLVersionFlags() & QGLFormat::OpenGL_Version_1_2 ? GL_RESCALE_NORMAL : GL_NORMALIZE));
}
if (pushName)
glPopName();
}
}
void ccSymbolCloud::drawMeOnly(CC_DRAW_CONTEXT& context)
{
if (!m_points->isAllocated())
return;
//nothing to do?!
if (!m_showSymbols && !m_showLabels)
return;
if (MACRO_Draw2D(context) && MACRO_Foreground(context))
{
//we get display parameters
glDrawParams glParams;
getDrawingParameters(glParams);
//standard case: list names pushing
bool pushName = MACRO_DrawEntityNames(context);
bool hasLabels = !m_labels.empty();
if (pushName)
{
//not fast at all!
if (MACRO_DrawFastNamesOnly(context))
return;
glPushName(getUniqueID());
hasLabels = false; //no need to display labels in 'picking' mode
}
//we should already be in orthoprojective & centered omde
//glOrtho(-halfW,halfW,-halfH,halfH,-maxS,maxS);
//default color
const unsigned char* color = context.pointsDefaultCol;
if (isColorOverriden())
{
color = m_tempColor;
glParams.showColors = false;
}
if (!glParams.showColors)
glColor3ubv(color);
unsigned numberOfPoints = size();
//viewport parameters (will be used to project 3D positions to 2D)
int VP[4];
context._win->getViewportArray(VP);
const double* MM = context._win->getModelViewMatd(); //viewMat
const double* MP = context._win->getProjectionMatd(); //projMat
//only usefull when displaying labels!
QFont font(context._win->getTextDisplayFont()); //takes rendering zoom into account!
font.setPointSize(static_cast<int>(m_fontSize * context.renderZoom));
//font.setBold(true);
QFontMetrics fontMetrics(font);
double symbolSizeBackup = m_symbolSize;
m_symbolSize *= static_cast<double>(context.renderZoom);
double xpShift = 0.0;
if (m_labelAlignFlags & ccGenericGLDisplay::ALIGN_HLEFT)
xpShift = m_symbolSize/2.0;
else if (m_labelAlignFlags & ccGenericGLDisplay::ALIGN_HRIGHT)
xpShift = -m_symbolSize/2.0;
double ypShift = 0.0;
if (m_labelAlignFlags & ccGenericGLDisplay::ALIGN_VTOP)
ypShift = m_symbolSize/2.0;
else if (m_labelAlignFlags & ccGenericGLDisplay::ALIGN_VBOTTOM)
ypShift = -m_symbolSize/2.0;
//draw symbols + labels
{
for (unsigned i=0;i<numberOfPoints;i++)
{
//symbol center
const CCVector3* P = getPoint(i);
//project it in 2D screen coordinates
GLdouble xp,yp,zp;
gluProject(P->x,P->y,P->z,MM,MP,VP,&xp,&yp,&zp);
//apply point color (if any)
if (glParams.showColors)
{
color = getPointColor(i);
glColor3ubv(color);
}
//draw associated symbol
if (m_showSymbols && m_symbolSize > 0.0)
{
drawSymbolAt(xp-static_cast<double>(context.glW/2),yp-static_cast<double>(context.glH/2));
}
//draw associated label?
if (m_showLabels && hasLabels && m_labels.size() > i && !m_labels[i].isNull())
{
//draw label
context._win->displayText(m_labels[i],static_cast<int>(xp+xpShift),static_cast<int>(yp+ypShift),m_labelAlignFlags,0,color,&font);
}
}
}
//restore original symbol size
m_symbolSize = symbolSizeBackup;
if (pushName)
glPopName();
}
}
void ccPolyline::drawMeOnly(CC_DRAW_CONTEXT& context)
{
//no picking enabled on polylines
if (MACRO_DrawPointNames(context))
return;
unsigned vertCount = size();
if (vertCount < 2)
return;
bool draw = false;
if (MACRO_Draw3D(context))
{
draw = !m_mode2D;
}
else if (m_mode2D)
{
bool drawFG = MACRO_Foreground(context);
draw = ((drawFG && m_foreground) || (!drawFG && !m_foreground));
}
if (draw)
{
//standard case: list names pushing
bool pushName = MACRO_DrawEntityNames(context);
if (pushName)
glPushName(getUniqueIDForDisplay());
if (colorsShown())
ccGL::Color3v(m_rgbColor.rgb);
//display polyline
if (vertCount > 1)
{
if (m_width != 0)
{
glPushAttrib(GL_LINE_BIT);
glLineWidth(static_cast<GLfloat>(m_width));
}
//DGM: we do the 'GL_LINE_LOOP' manually as I have a strange bug
//on one on my graphic card with this mode!
//glBegin(m_isClosed ? GL_LINE_LOOP : GL_LINE_STRIP);
glBegin(GL_LINE_STRIP);
for (unsigned i=0; i<vertCount; ++i)
{
ccGL::Vertex3v(getPoint(i)->u);
}
if (m_isClosed)
{
ccGL::Vertex3v(getPoint(0)->u);
}
glEnd();
//display arrow
if (m_showArrow && m_arrowIndex < vertCount && (m_arrowIndex > 0 || m_isClosed))
{
const CCVector3* P0 = getPoint(m_arrowIndex == 0 ? vertCount-1 : m_arrowIndex-1);
const CCVector3* P1 = getPoint(m_arrowIndex);
//direction of the last polyline chunk
CCVector3 u = *P1 - *P0;
u.normalize();
if (m_mode2D)
{
u *= -m_arrowLength;
static const PointCoordinateType s_defaultArrowAngle = static_cast<PointCoordinateType>(15.0 * CC_DEG_TO_RAD);
static const PointCoordinateType cost = cos(s_defaultArrowAngle);
static const PointCoordinateType sint = sin(s_defaultArrowAngle);
CCVector3 A(cost * u.x - sint * u.y, sint * u.x + cost * u.y, 0);
CCVector3 B(cost * u.x + sint * u.y, -sint * u.x + cost * u.y, 0);
glBegin(GL_POLYGON);
ccGL::Vertex3v((A+*P1).u);
ccGL::Vertex3v((B+*P1).u);
ccGL::Vertex3v(( *P1).u);
glEnd();
}
else
{
if (!c_unitArrow)
{
c_unitArrow = QSharedPointer<ccCone>(new ccCone(0.5,0.0,1.0));
c_unitArrow->showColors(true);
c_unitArrow->showNormals(false);
c_unitArrow->setVisible(true);
c_unitArrow->setEnabled(true);
}
if (colorsShown())
c_unitArrow->setTempColor(m_rgbColor);
else
c_unitArrow->setTempColor(context.pointsDefaultCol);
//build-up unit arrow own 'context'
CC_DRAW_CONTEXT markerContext = context;
markerContext.flags &= (~CC_DRAW_ENTITY_NAMES); //we must remove the 'push name flag' so that the sphere doesn't push its own!
markerContext._win = 0;
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
ccGL::Translate(P1->x,P1->y,P1->z);
ccGLMatrix rotMat = ccGLMatrix::FromToRotation(CCVector3(0,0,1),u);
glMultMatrixf(rotMat.inverse().data());
glScalef(m_arrowLength,m_arrowLength,m_arrowLength);
ccGL::Translate(0.0,0.0,-0.5);
c_unitArrow->draw(markerContext);
glPopMatrix();
}
}
if (m_width != 0)
{
glPopAttrib();
}
}
//display vertices
if (m_showVertices)
{
glPushAttrib(GL_POINT_BIT);
glPointSize((GLfloat)m_vertMarkWidth);
glBegin(GL_POINTS);
for (unsigned i=0; i<vertCount; ++i)
{
ccGL::Vertex3v(getPoint(i)->u);
}
glEnd();
glPopAttrib();
}
if (pushName)
glPopName();
}
}
void cc2DLabel::drawMeOnly2D(CC_DRAW_CONTEXT& context)
{
if (!m_dispIn2D)
return;
assert(!m_points.empty());
//get the set of OpenGL functions (version 2.1)
QOpenGLFunctions_2_1 *glFunc = context.glFunctions<QOpenGLFunctions_2_1>();
assert( glFunc != nullptr );
if ( glFunc == nullptr )
return;
//standard case: list names pushing
bool pushName = MACRO_DrawEntityNames(context);
if (pushName)
{
glFunc->glPushName(getUniqueID());
}
//we should already be in orthoprojective & centered omde
//glFunc->glOrtho(-halfW,halfW,-halfH,halfH,-maxS,maxS);
//label title
const int precision = context.dispNumberPrecision;
QString title = getTitle(precision);
#define DRAW_CONTENT_AS_TAB
#ifdef DRAW_CONTENT_AS_TAB
//draw contents as an array
Tab tab(4);
int rowHeight = 0;
#else
//simply display the content as text
QStringList body;
#endif
//render zoom
int margin = static_cast<int>(c_margin * context.renderZoom);
int tabMarginX = static_cast<int>(c_tabMarginX * context.renderZoom);
int tabMarginY = static_cast<int>(c_tabMarginY * context.renderZoom);
int arrowBaseSize = static_cast<int>(c_arrowBaseSize * context.renderZoom);
int titleHeight = 0;
GLdouble arrowDestX = -1.0, arrowDestY = -1.0;
QFont bodyFont,titleFont;
if (!pushName)
{
/*** line from 2D point to label ***/
//compute arrow head position
CCVector3 arrowDest;
m_points[0].cloud->getPoint(m_points[0].index,arrowDest);
for (unsigned i = 1; i < m_points.size(); ++i)
{
arrowDest += *m_points[i].cloud->getPointPersistentPtr(m_points[i].index);
}
arrowDest /= static_cast<PointCoordinateType>(m_points.size());
//project it in 2D screen coordinates
{
ccGLCameraParameters camera;
context.display->getGLCameraParameters(camera);
CCVector3d Q2D;
camera.project(arrowDest, Q2D);
arrowDestX = Q2D.x;
arrowDestY = Q2D.y;
}
/*** label border ***/
bodyFont = context.display->getLabelDisplayFont(); //takes rendering zoom into account!
titleFont = bodyFont; //takes rendering zoom into account!
//titleFont.setBold(true);
QFontMetrics titleFontMetrics(titleFont);
titleHeight = titleFontMetrics.height();
QFontMetrics bodyFontMetrics(bodyFont);
rowHeight = bodyFontMetrics.height();
//get label box dimension
int dx = 100;
int dy = 0;
//int buttonSize = static_cast<int>(c_buttonSize * context.renderZoom);
{
//base box dimension
dx = std::max(dx,titleFontMetrics.width(title));
dy += margin; //top vertical margin
dy += titleHeight; //title
if (m_showFullBody)
{
#ifdef DRAW_CONTENT_AS_TAB
try
{
size_t labelCount = m_points.size();
if (labelCount == 1)
{
LabelInfo1 info;
getLabelInfo1(info);
bool isShifted = info.cloud->isShifted();
//1st block: X, Y, Z (local)
{
int c = tab.add2x3Block();
QChar suffix;
if (isShifted)
suffix = 'l'; //'l' for local
const CCVector3* P = info.cloud->getPoint(info.pointIndex);
tab.colContent[c] << QString("X") + suffix; tab.colContent[c+1] << QString::number(P->x,'f',precision);
tab.colContent[c] << QString("Y") + suffix; tab.colContent[c+1] << QString::number(P->y,'f',precision);
tab.colContent[c] << QString("Z") + suffix; tab.colContent[c+1] << QString::number(P->z,'f',precision);
}
//next block: X, Y, Z (global)
if (isShifted)
{
int c = tab.add2x3Block();
CCVector3d P = info.cloud->toGlobal3d(*info.cloud->getPoint(info.pointIndex));
tab.colContent[c] << "Xg"; tab.colContent[c+1] << QString::number(P.x,'f',precision);
tab.colContent[c] << "Yg"; tab.colContent[c+1] << QString::number(P.y,'f',precision);
tab.colContent[c] << "Zg"; tab.colContent[c+1] << QString::number(P.z,'f',precision);
}
//next block: normal
if (info.hasNormal)
{
int c = tab.add2x3Block();
tab.colContent[c] << "Nx"; tab.colContent[c+1] << QString::number(info.normal.x,'f',precision);
tab.colContent[c] << "Ny"; tab.colContent[c+1] << QString::number(info.normal.y,'f',precision);
tab.colContent[c] << "Nz"; tab.colContent[c+1] << QString::number(info.normal.z,'f',precision);
}
//next block: RGB color
if (info.hasRGB)
{
int c = tab.add2x3Block();
tab.colContent[c] <<"R"; tab.colContent[c+1] << QString::number(info.rgb.x);
tab.colContent[c] <<"G"; tab.colContent[c+1] << QString::number(info.rgb.y);
tab.colContent[c] <<"B"; tab.colContent[c+1] << QString::number(info.rgb.z);
}
}
else if (labelCount == 2)
{
LabelInfo2 info;
getLabelInfo2(info);
//1st block: dX, dY, dZ
{
int c = tab.add2x3Block();
tab.colContent[c] << MathSymbolDelta + QString("X"); tab.colContent[c+1] << QString::number(info.diff.x,'f',precision);
tab.colContent[c] << MathSymbolDelta + QString("Y"); tab.colContent[c+1] << QString::number(info.diff.y,'f',precision);
tab.colContent[c] << MathSymbolDelta + QString("Z"); tab.colContent[c+1] << QString::number(info.diff.z,'f',precision);
}
//2nd block: dXY, dXZ, dZY
{
int c = tab.add2x3Block();
PointCoordinateType dXY = sqrt(info.diff.x*info.diff.x + info.diff.y*info.diff.y);
PointCoordinateType dXZ = sqrt(info.diff.x*info.diff.x + info.diff.z*info.diff.z);
PointCoordinateType dZY = sqrt(info.diff.z*info.diff.z + info.diff.y*info.diff.y);
tab.colContent[c] << MathSymbolDelta + QString("XY"); tab.colContent[c+1] << QString::number(dXY,'f',precision);
tab.colContent[c] << MathSymbolDelta + QString("XZ"); tab.colContent[c+1] << QString::number(dXZ,'f',precision);
tab.colContent[c] << MathSymbolDelta + QString("ZY"); tab.colContent[c+1] << QString::number(dZY,'f',precision);
}
}
else if (labelCount == 3)
{
LabelInfo3 info;
getLabelInfo3(info);
tab.setMaxBlockPerRow(2); //square tab (2x2 blocks)
//next block: indexes
{
int c = tab.add2x3Block();
tab.colContent[c] << "index.A"; tab.colContent[c+1] << QString::number(info.point1Index);
tab.colContent[c] << "index.B"; tab.colContent[c+1] << QString::number(info.point2Index);
tab.colContent[c] << "index.C"; tab.colContent[c+1] << QString::number(info.point3Index);
}
//next block: edges length
{
int c = tab.add2x3Block();
tab.colContent[c] << "AB"; tab.colContent[c+1] << QString::number(info.edges.u[0],'f',precision);
tab.colContent[c] << "BC"; tab.colContent[c+1] << QString::number(info.edges.u[1],'f',precision);
tab.colContent[c] << "CA"; tab.colContent[c+1] << QString::number(info.edges.u[2],'f',precision);
}
//next block: angles
{
int c = tab.add2x3Block();
tab.colContent[c] << "angle.A"; tab.colContent[c+1] << QString::number(info.angles.u[0],'f',precision);
tab.colContent[c] << "angle.B"; tab.colContent[c+1] << QString::number(info.angles.u[1],'f',precision);
tab.colContent[c] << "angle.C"; tab.colContent[c+1] << QString::number(info.angles.u[2],'f',precision);
}
//next block: normal
{
int c = tab.add2x3Block();
tab.colContent[c] << "Nx"; tab.colContent[c+1] << QString::number(info.normal.x,'f',precision);
tab.colContent[c] << "Ny"; tab.colContent[c+1] << QString::number(info.normal.y,'f',precision);
tab.colContent[c] << "Nz"; tab.colContent[c+1] << QString::number(info.normal.z,'f',precision);
}
}
}
catch (const std::bad_alloc&)
{
//not enough memory
return;
}
//compute min width of each column
int totalWidth = tab.updateColumnsWidthTable(bodyFontMetrics);
int tabWidth = totalWidth + tab.colCount * (2*tabMarginX); //add inner margins
dx = std::max(dx,tabWidth);
dy += tab.rowCount * (rowHeight + 2*tabMarginY); //add inner margins
//we also add a margin every 3 rows
dy += std::max(0,(tab.rowCount/3)-1) * margin;
dy += margin; //bottom vertical margin
#else
body = getLabelContent(precision);
if (!body.empty())
{
dy += margin; //vertical margin above separator
for (int j=0; j<body.size(); ++j)
{
dx = std::max(dx,bodyFontMetrics.width(body[j]));
dy += rowHeight; //body line height
}
dy += margin; //vertical margin below text
}
#endif //DRAW_CONTENT_AS_TAB
}
dx += margin*2; // horizontal margins
}
//main rectangle
m_labelROI = QRect(0,0,dx,dy);
//close button
//m_closeButtonROI.right() = dx-margin;
//m_closeButtonROI.left() = m_closeButtonROI.right()-buttonSize;
//m_closeButtonROI.bottom() = margin;
//m_closeButtonROI.top() = m_closeButtonROI.bottom()+buttonSize;
//automatically elide the title
//title = titleFontMetrics.elidedText(title,Qt::ElideRight,m_closeButtonROI[0]-2*margin);
}
int halfW = (context.glW >> 1);
int halfH = (context.glH >> 1);
//draw label rectangle
int xStart = static_cast<int>(context.glW * m_screenPos[0]);
int yStart = static_cast<int>(context.glH * (1.0f - m_screenPos[1]));
m_lastScreenPos[0] = xStart;
m_lastScreenPos[1] = yStart - m_labelROI.height();
//colors
bool highlighted = (!pushName && isSelected());
//default background color
unsigned char alpha = static_cast<unsigned char>((context.labelOpacity/100.0) * 255);
ccColor::Rgbaub defaultBkgColor(context.labelDefaultBkgCol,alpha);
//default border color (mustn't be totally transparent!)
ccColor::Rgbaub defaultBorderColor(ccColor::red);
if (!highlighted)
{
//apply only half of the transparency
unsigned char halfAlpha = static_cast<unsigned char>((50.0 + context.labelOpacity/200.0) * 255);
defaultBorderColor = ccColor::Rgbaub(context.labelDefaultBkgCol,halfAlpha);
}
glFunc->glPushAttrib(GL_COLOR_BUFFER_BIT);
glFunc->glEnable(GL_BLEND);
glFunc->glMatrixMode(GL_MODELVIEW);
glFunc->glPushMatrix();
glFunc->glTranslatef(static_cast<GLfloat>(-halfW + xStart), static_cast<GLfloat>(-halfH + yStart), 0);
if (!pushName)
{
//compute arrow base position relatively to the label rectangle (for 0 to 8)
int arrowBaseConfig = 0;
int iArrowDestX = static_cast<int>(arrowDestX)-xStart;
int iArrowDestY = static_cast<int>(arrowDestY)-yStart;
{
if (iArrowDestX < m_labelROI.left()) //left
arrowBaseConfig += 0;
else if (iArrowDestX > m_labelROI.right()) //Right
arrowBaseConfig += 2;
else //Middle
arrowBaseConfig += 1;
if (iArrowDestY > -m_labelROI.top()) //Top
arrowBaseConfig += 0;
else if (iArrowDestY < -m_labelROI.bottom()) //Bottom
arrowBaseConfig += 6;
else //Middle
arrowBaseConfig += 3;
}
//we make the arrow base start from the nearest corner
if (arrowBaseConfig != 4) //4 = label above point!
{
glFunc->glColor4ubv(defaultBorderColor.rgba);
glFunc->glBegin(GL_TRIANGLE_FAN);
glFunc->glVertex2d(arrowDestX - xStart, arrowDestY - yStart);
switch(arrowBaseConfig)
{
case 0: //top-left corner
glFunc->glVertex2i(m_labelROI.left(), -m_labelROI.top()-2*arrowBaseSize);
glFunc->glVertex2i(m_labelROI.left(), -m_labelROI.top());
glFunc->glVertex2i(m_labelROI.left()+2*arrowBaseSize, -m_labelROI.top());
break;
case 1: //top-middle edge
glFunc->glVertex2i(std::max(m_labelROI.left(),iArrowDestX-arrowBaseSize), -m_labelROI.top());
glFunc->glVertex2i(std::min(m_labelROI.right(),iArrowDestX+arrowBaseSize), -m_labelROI.top());
break;
case 2: //top-right corner
glFunc->glVertex2i(m_labelROI.right(), -m_labelROI.top()-2*arrowBaseSize);
glFunc->glVertex2i(m_labelROI.right(), -m_labelROI.top());
glFunc->glVertex2i(m_labelROI.right()-2*arrowBaseSize, -m_labelROI.top());
break;
case 3: //middle-left edge
glFunc->glVertex2i(m_labelROI.left(), std::min(-m_labelROI.top(),iArrowDestY+arrowBaseSize));
glFunc->glVertex2i(m_labelROI.left(), std::max(-m_labelROI.bottom(),iArrowDestY-arrowBaseSize));
break;
case 4: //middle of rectangle!
break;
case 5: //middle-right edge
glFunc->glVertex2i(m_labelROI.right(), std::min(-m_labelROI.top(),iArrowDestY+arrowBaseSize));
glFunc->glVertex2i(m_labelROI.right(), std::max(-m_labelROI.bottom(),iArrowDestY-arrowBaseSize));
break;
case 6: //bottom-left corner
glFunc->glVertex2i(m_labelROI.left(), -m_labelROI.bottom()+2*arrowBaseSize);
glFunc->glVertex2i(m_labelROI.left(), -m_labelROI.bottom());
glFunc->glVertex2i(m_labelROI.left()+2*arrowBaseSize, -m_labelROI.bottom());
break;
case 7: //bottom-middle edge
glFunc->glVertex2i(std::max(m_labelROI.left(),iArrowDestX-arrowBaseSize), -m_labelROI.bottom());
glFunc->glVertex2i(std::min(m_labelROI.right(),iArrowDestX+arrowBaseSize), -m_labelROI.bottom());
break;
case 8: //bottom-right corner
glFunc->glVertex2i(m_labelROI.right(), -m_labelROI.bottom()+2*arrowBaseSize);
glFunc->glVertex2i(m_labelROI.right(), -m_labelROI.bottom());
glFunc->glVertex2i(m_labelROI.right()-2*arrowBaseSize, -m_labelROI.bottom());
break;
}
glFunc->glEnd();
}
}
//main rectangle
glFunc->glColor4ubv(defaultBkgColor.rgba);
glFunc->glBegin(GL_QUADS);
glFunc->glVertex2i(m_labelROI.left(), -m_labelROI.top());
glFunc->glVertex2i(m_labelROI.left(), -m_labelROI.bottom());
glFunc->glVertex2i(m_labelROI.right(), -m_labelROI.bottom());
glFunc->glVertex2i(m_labelROI.right(), -m_labelROI.top());
glFunc->glEnd();
//if (highlighted)
{
glFunc->glPushAttrib(GL_LINE_BIT);
glFunc->glLineWidth(3.0f * context.renderZoom);
glFunc->glColor4ubv(defaultBorderColor.rgba);
glFunc->glBegin(GL_LINE_LOOP);
glFunc->glVertex2i(m_labelROI.left(), -m_labelROI.top());
glFunc->glVertex2i(m_labelROI.left(), -m_labelROI.bottom());
glFunc->glVertex2i(m_labelROI.right(), -m_labelROI.bottom());
glFunc->glVertex2i(m_labelROI.right(), -m_labelROI.top());
glFunc->glEnd();
glFunc->glPopAttrib();
}
//draw close button
//glFunc->glColor3ubv(ccColor::black);
//glFunc->glBegin(GL_LINE_LOOP);
//glFunc->glVertex2i(m_closeButtonROI.left(),-m_closeButtonROI.top());
//glFunc->glVertex2i(m_closeButtonROI.left(),-m_closeButtonROI.bottom());
//glFunc->glVertex2i(m_closeButtonROI.right(),-m_closeButtonROI.bottom());
//glFunc->glVertex2i(m_closeButtonROI.right(),-m_closeButtonROI.top());
//glFunc->glEnd();
//glFunc->glBegin(GL_LINES);
//glFunc->glVertex2i(m_closeButtonROI.left()+2,-m_closeButtonROI.top()+2);
//glFunc->glVertex2i(m_closeButtonROI.right()-2,-m_closeButtonROI.bottom()-2);
//glFunc->glVertex2i(m_closeButtonROI.right()-2,-m_closeButtonROI.top()+2);
//glFunc->glVertex2i(m_closeButtonROI.left()+2,-m_closeButtonROI.bottom()-2);
//glFunc->glEnd();
//display text
if (!pushName)
{
int xStartRel = margin;
int yStartRel = 0;
yStartRel -= titleHeight;
ccColor::Rgbub defaultTextColor;
if (context.labelOpacity < 40)
{
//under a given opacity level, we use the default text color instead!
defaultTextColor = context.textDefaultCol;
}
else
{
defaultTextColor = ccColor::Rgbub( 255 - context.labelDefaultBkgCol.r,
255 - context.labelDefaultBkgCol.g,
255 - context.labelDefaultBkgCol.b);
}
//label title
context.display->displayText( title,
xStart+xStartRel,
yStart+yStartRel,
ccGenericGLDisplay::ALIGN_DEFAULT,
0,
defaultTextColor.rgb,
&titleFont);
yStartRel -= margin;
if (m_showFullBody)
{
#ifdef DRAW_CONTENT_AS_TAB
int xCol = xStartRel;
for (int c=0; c<tab.colCount; ++c)
{
int width = tab.colWidth[c] + 2*tabMarginX;
int height = rowHeight + 2*tabMarginY;
int yRow = yStartRel;
int actualRowCount = std::min(tab.rowCount,tab.colContent[c].size());
bool labelCol = ((c & 1) == 0);
const unsigned char* textColor = labelCol ? ccColor::white.rgba : defaultTextColor.rgb;
for (int r=0; r<actualRowCount; ++r)
{
if (r && (r % 3) == 0)
yRow -= margin;
if (labelCol)
{
//draw background
int rgbIndex = (r % 3);
if (rgbIndex == 0)
glFunc->glColor3ubv(ccColor::red.rgba);
else if (rgbIndex == 1)
glFunc->glColor3ubv(c_darkGreen.rgba);
else if (rgbIndex == 2)
glFunc->glColor3ubv(ccColor::blue.rgba);
glFunc->glBegin(GL_QUADS);
glFunc->glVertex2i(m_labelROI.left() + xCol, -m_labelROI.top() + yRow);
glFunc->glVertex2i(m_labelROI.left() + xCol, -m_labelROI.top() + yRow - height);
glFunc->glVertex2i(m_labelROI.left() + xCol + width, -m_labelROI.top() + yRow - height);
glFunc->glVertex2i(m_labelROI.left() + xCol + width, -m_labelROI.top() + yRow);
glFunc->glEnd();
}
const QString& str = tab.colContent[c][r];
int xShift = 0;
if (labelCol)
{
//align characters in the middle
xShift = (tab.colWidth[c] - QFontMetrics(bodyFont).width(str)) / 2;
}
else
{
//align digits on the right
xShift = tab.colWidth[c] - QFontMetrics(bodyFont).width(str);
}
context.display->displayText( str,
xStart + xCol + tabMarginX + xShift,
yStart + yRow - rowHeight, ccGenericGLDisplay::ALIGN_DEFAULT, 0, textColor, &bodyFont);
yRow -= height;
}
xCol += width;
}
#else
if (!body.empty())
{
//display body
yStartRel -= margin;
for (int i=0; i<body.size(); ++i)
{
yStartRel -= rowHeight;
context.display->displayText(body[i],xStart+xStartRel,yStart+yStartRel,ccGenericGLDisplay::ALIGN_DEFAULT,0,defaultTextColor.rgb,&bodyFont);
}
}
#endif //DRAW_CONTENT_AS_TAB
}
}
glFunc->glPopAttrib();
glFunc->glPopMatrix();
if (pushName)
{
glFunc->glPopName();
}
}
void cc2DLabel::drawMeOnly3D(CC_DRAW_CONTEXT& context)
{
assert(!m_points.empty());
//get the set of OpenGL functions (version 2.1)
QOpenGLFunctions_2_1 *glFunc = context.glFunctions<QOpenGLFunctions_2_1>();
assert( glFunc != nullptr );
if ( glFunc == nullptr )
return;
//standard case: list names pushing
bool pushName = MACRO_DrawEntityNames(context);
if (pushName)
{
//not particularily fast
if (MACRO_DrawFastNamesOnly(context))
return;
glFunc->glPushName(getUniqueIDForDisplay());
}
const float c_sizeFactor = 4.0f;
bool loop = false;
size_t count = m_points.size();
switch (count)
{
case 3:
{
glFunc->glPushAttrib(GL_COLOR_BUFFER_BIT);
glFunc->glEnable(GL_BLEND);
//we draw the triangle
glFunc->glColor4ub(255,255,0,128);
glFunc->glBegin(GL_TRIANGLES);
ccGL::Vertex3v(glFunc, m_points[0].cloud->getPoint(m_points[0].index)->u);
ccGL::Vertex3v(glFunc, m_points[1].cloud->getPoint(m_points[1].index)->u);
ccGL::Vertex3v(glFunc, m_points[2].cloud->getPoint(m_points[2].index)->u);
glFunc->glEnd();
glFunc->glPopAttrib();
loop = true;
}
case 2:
{
//segment width
glFunc->glPushAttrib(GL_LINE_BIT);
glFunc->glLineWidth(c_sizeFactor * context.renderZoom);
//we draw the segments
if (isSelected())
ccGL::Color3v(glFunc, ccColor::red.rgba);
else
ccGL::Color3v(glFunc, ccColor::green.rgba);
glFunc->glBegin(GL_LINES);
for (unsigned i=0; i<count; i++)
{
if (i+1<count || loop)
{
ccGL::Vertex3v(glFunc, m_points[i].cloud->getPoint(m_points[i].index)->u);
ccGL::Vertex3v(glFunc, m_points[(i+1)%count].cloud->getPoint(m_points[(i+1)%count].index)->u);
}
}
glFunc->glEnd();
glFunc->glPopAttrib();
}
case 1:
{
//display point marker as spheres
{
if (!c_unitPointMarker)
{
c_unitPointMarker = QSharedPointer<ccSphere>(new ccSphere(1.0f, 0, "PointMarker", 12));
c_unitPointMarker->showColors(true);
c_unitPointMarker->setVisible(true);
c_unitPointMarker->setEnabled(true);
}
//build-up point maker own 'context'
CC_DRAW_CONTEXT markerContext = context;
markerContext.drawingFlags &= (~CC_DRAW_ENTITY_NAMES); //we must remove the 'push name flag' so that the sphere doesn't push its own!
markerContext.display = 0;
if (isSelected() && !pushName)
c_unitPointMarker->setTempColor(ccColor::red);
else
c_unitPointMarker->setTempColor(context.labelDefaultMarkerCol);
const ccViewportParameters& viewPortParams = context.display->getViewportParameters();
ccGLCameraParameters camera;
context.display->getGLCameraParameters(camera);
for (unsigned i = 0; i<count; i++)
{
glFunc->glMatrixMode(GL_MODELVIEW);
glFunc->glPushMatrix();
const CCVector3* P = m_points[i].cloud->getPoint(m_points[i].index);
ccGL::Translate(glFunc, P->x, P->y, P->z);
float scale = context.labelMarkerSize * m_relMarkerScale;
if (viewPortParams.perspectiveView && viewPortParams.zFar > 0)
{
//in perspective view, the actual scale depends on the distance to the camera!
const double* M = camera.modelViewMat.data();
double d = (camera.modelViewMat * CCVector3d::fromArray(P->u)).norm();
double unitD = viewPortParams.zFar / 2; //we consider that the 'standard' scale is at half the depth
scale = static_cast<float>(scale * sqrt(d / unitD)); //sqrt = empirical (probably because the marker size is already partly compensated by ccGLWindow::computeActualPixelSize())
}
glFunc->glScalef(scale, scale, scale);
c_unitPointMarker->draw(markerContext);
glFunc->glPopMatrix();
}
}
if (m_dispIn3D && !pushName) //no need to display label in point picking mode
{
QFont font(context.display->getTextDisplayFont()); //takes rendering zoom into account!
//font.setPointSize(font.pointSize()+2);
font.setBold(true);
static const QChar ABC[3] = {'A','B','C'};
//we can't use the context 'ccGLCameraParameters' (viewport, modelView matrix, etc. )
//because it doesn't take the temporary 'GL transformation' into account!
ccGLCameraParameters camera;
//context.display->getGLCameraParameters(camera);
glFunc->glGetIntegerv(GL_VIEWPORT, camera.viewport);
glFunc->glGetDoublev(GL_PROJECTION_MATRIX, camera.projectionMat.data());
glFunc->glGetDoublev(GL_MODELVIEW_MATRIX, camera.modelViewMat.data());
//draw their name
glFunc->glPushAttrib(GL_DEPTH_BUFFER_BIT);
glFunc->glDisable(GL_DEPTH_TEST);
for (unsigned j=0; j<count; j++)
{
const CCVector3* P = m_points[j].cloud->getPoint(m_points[j].index);
QString title;
if (count == 1)
title = getName(); //for single-point labels we prefer the name
else if (count == 3)
title = ABC[j]; //for triangle-labels, we only display "A","B","C"
else
title = QString("P#%0").arg(m_points[j].index);
//project it in 2D screen coordinates
CCVector3d Q2D;
camera.project(*P, Q2D);
context.display->displayText( title,
static_cast<int>(Q2D.x) + context.labelMarkerTextShift_pix,
static_cast<int>(Q2D.y) + context.labelMarkerTextShift_pix,
ccGenericGLDisplay::ALIGN_DEFAULT,
context.labelOpacity / 100.0f,
ccColor::white.rgba,
&font );
}
glFunc->glPopAttrib();
}
}
}
if (pushName)
{
glFunc->glPopName();
}
}
void ccSample::drawMeOnly(CC_DRAW_CONTEXT& context)
{
if (MACRO_Draw3D(context)) {
if (!this->getSample())
return;
QOpenGLFunctions_2_1* glFunc = context.glFunctions<QOpenGLFunctions_2_1>();
assert(glFunc != nullptr);
bool pushName = MACRO_DrawEntityNames(context);
if (pushName) {
// not particularily fast
if (MACRO_DrawFastNamesOnly(context))
return;
glFunc->glPushName(getUniqueIDForDisplay());
}
if (!c_unitPointMarker) {
c_unitPointMarker = QSharedPointer<ccSphere>(new ccSphere(m_radius_, 0, "PointMarker", 12));
c_unitPointMarker->showColors(true);
c_unitPointMarker->setVisible(true);
c_unitPointMarker->setEnabled(true);
}
// build-up point maker own 'context'
CC_DRAW_CONTEXT markerContext = context;
markerContext.drawingFlags
&= (~CC_DRAW_ENTITY_NAMES); // we must remove the 'push name flag' so
// that the sphere doesn't push its own!
markerContext.display = nullptr;
if (isSelected() && !pushName) {
c_unitPointMarker->setTempColor(ccColor::red);
c_unitPointMarker->setRadius(2 * m_radius_);
}
else {
c_unitPointMarker->setTempColor(ccColor::magenta);
c_unitPointMarker->setRadius(m_radius_);
}
glFunc->glMatrixMode(GL_MODELVIEW);
glFunc->glPushMatrix();
float x, y, z;
Eigen::Vector3f p = this->getSample()->getPosition();
// const CCVector3* P = m_points[i].cloud->getPoint(m_points[i].index);
// ccGL::Translate();
glFunc->glTranslatef(p(0), p(1), p(2));
glFunc->glScalef(context.labelMarkerSize, context.labelMarkerSize,
context.labelMarkerSize);
m_current_scaling_ = context.labelMarkerSize;
c_unitPointMarker->draw(markerContext);
glFunc->glPopMatrix();
drawStratPos(context);
if (pushName)
glFunc->glPopName();
}
}
void cc2DLabel::drawMeOnly3D(CC_DRAW_CONTEXT& context)
{
assert(!m_points.empty());
//standard case: list names pushing
bool pushName = MACRO_DrawEntityNames(context);
if (pushName)
{
//not particularily fast
if (MACRO_DrawFastNamesOnly(context))
return;
glPushName(getUniqueIDForDisplay());
}
const float c_sizeFactor = 4.0f;
bool loop = false;
size_t count = m_points.size();
switch (count)
{
case 3:
{
glPushAttrib(GL_COLOR_BUFFER_BIT);
glEnable(GL_BLEND);
//we draw the triangle
glColor4ub(255,255,0,128);
glBegin(GL_TRIANGLES);
ccGL::Vertex3v(m_points[0].cloud->getPoint(m_points[0].index)->u);
ccGL::Vertex3v(m_points[1].cloud->getPoint(m_points[1].index)->u);
ccGL::Vertex3v(m_points[2].cloud->getPoint(m_points[2].index)->u);
glEnd();
glPopAttrib();
loop = true;
}
case 2:
{
//segment width
glPushAttrib(GL_LINE_BIT);
glLineWidth(c_sizeFactor * context.renderZoom);
//we draw the segments
if (isSelected())
ccGL::Color3v(ccColor::red.rgba);
else
ccGL::Color3v(ccColor::green.rgba);
glBegin(GL_LINES);
for (unsigned i=0; i<count; i++)
{
if (i+1<count || loop)
{
ccGL::Vertex3v(m_points[i].cloud->getPoint(m_points[i].index)->u);
ccGL::Vertex3v(m_points[(i+1)%count].cloud->getPoint(m_points[(i+1)%count].index)->u);
}
}
glEnd();
glPopAttrib();
}
case 1:
{
//display point marker as spheres
{
if (!c_unitPointMarker)
{
c_unitPointMarker = QSharedPointer<ccSphere>(new ccSphere(1.0f,0,"PointMarker",12));
c_unitPointMarker->showColors(true);
c_unitPointMarker->setVisible(true);
c_unitPointMarker->setEnabled(true);
}
//build-up point maker own 'context'
CC_DRAW_CONTEXT markerContext = context;
markerContext.flags &= (~CC_DRAW_ENTITY_NAMES); //we must remove the 'push name flag' so that the sphere doesn't push its own!
markerContext._win = 0;
if (isSelected() && !pushName)
c_unitPointMarker->setTempColor(ccColor::red);
else
c_unitPointMarker->setTempColor(context.labelDefaultMarkerCol);
for (unsigned i=0; i<count; i++)
{
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
const CCVector3* P = m_points[i].cloud->getPoint(m_points[i].index);
ccGL::Translate(P->x,P->y,P->z);
glScalef(context.labelMarkerSize,context.labelMarkerSize,context.labelMarkerSize);
c_unitPointMarker->draw(markerContext);
glPopMatrix();
}
}
if (m_dispIn3D && !pushName) //no need to display label in point picking mode
{
QFont font(context._win->getTextDisplayFont()); //takes rendering zoom into account!
//font.setPointSize(font.pointSize()+2);
font.setBold(true);
static const QChar ABC[3] = {'A','B','C'};
int VP[4];
context._win->getViewportArray(VP);
const double* MM = context._win->getModelViewMatd(); //viewMat
const double* MP = context._win->getProjectionMatd(); //projMat
//draw their name
glPushAttrib(GL_DEPTH_BUFFER_BIT);
glDisable(GL_DEPTH_TEST);
for (unsigned j=0; j<count; j++)
{
const CCVector3* P = m_points[j].cloud->getPoint(m_points[j].index);
QString title;
if (count == 1)
title = getName(); //for single-point labels we prefer the name
else if (count == 3)
title = ABC[j]; //for triangle-labels, we only display "A","B","C"
else
title = QString("P#%0").arg(m_points[j].index);
//project it in 2D screen coordinates
GLdouble xp,yp,zp;
gluProject(P->x,P->y,P->z,MM,MP,VP,&xp,&yp,&zp);
context._win->displayText( title,
static_cast<int>(xp) + context.labelMarkerTextShift_pix,
static_cast<int>(yp) + context.labelMarkerTextShift_pix,
ccGenericGLDisplay::ALIGN_DEFAULT,
context.labelOpacity/100.0f,
ccColor::white.rgba,
&font );
}
glPopAttrib();
}
}
}
if (pushName)
glPopName();
}
void ccGBLSensor::drawMeOnly(CC_DRAW_CONTEXT& context)
{
//we draw here a little 3d representation of the sensor
if (MACRO_Draw3D(context))
{
bool pushName = MACRO_DrawEntityNames(context);
if (pushName)
{
//not particulary fast
if (MACRO_DrawFastNamesOnly(context))
return;
glPushName(getUniqueIDForDisplay());
}
//DGM FIXME: this display routine is crap!
//apply rigid transformation
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
{
ccIndexedTransformation sensorPos;
if (!getAbsoluteTransformation(sensorPos,m_activeIndex))
{
//no visible position for this index!
glPopMatrix();
if (pushName)
glPopName();
return;
}
glMultMatrixf(sensorPos.data());
}
//test: center as sphere
/*{
ccSphere sphere(m_scale/10,0,"Center",12);
sphere.showColors(true);
sphere.setVisible(true);
sphere.setEnabled(true);
CC_DRAW_CONTEXT sphereContext = context;
sphereContext.flags &= (~CC_DRAW_ENTITY_NAMES); //we must remove the 'push name flag' so that the sphere doesn't push its own!
sphereContext._win = 0;
sphere.setTempColor(ccColor::magenta);
sphere.draw(sphereContext);
}
//*/
const PointCoordinateType halfHeadSize = static_cast<PointCoordinateType>(0.3);
//sensor axes
{
//increased width
glPushAttrib(GL_LINE_BIT);
GLfloat width;
glGetFloatv(GL_LINE_WIDTH,&width);
glLineWidth(width+1);
PointCoordinateType axisLength = halfHeadSize * m_scale;
ccGL::Color3v(ccColor::red.rgba);
CCVector3 C(0,0,0);
glBegin(GL_LINES);
ccGL::Vertex3v(C.u);
ccGL::Vertex3(C.x+axisLength,C.y,C.z);
glEnd();
ccGL::Color3v(ccColor::green.rgba);
glBegin(GL_LINES);
ccGL::Vertex3v(C.u);
ccGL::Vertex3(C.x,C.y+axisLength,C.z);
glEnd();
ccGL::Color3v(ccColor::blue.rgba);
glBegin(GL_LINES);
ccGL::Vertex3v(C.u);
ccGL::Vertex3(C.x,C.y,C.z+axisLength);
glEnd();
glPopAttrib();
}
//sensor head
{
CCVector3 minCorner(-halfHeadSize,-halfHeadSize,-halfHeadSize);
CCVector3 maxCorner( halfHeadSize, halfHeadSize, halfHeadSize);
minCorner *= m_scale;
maxCorner *= m_scale;
ccBBox bbHead(minCorner,maxCorner);
bbHead.draw(m_color);
}
//sensor legs
{
CCVector3 headConnect = /*headCenter*/ - CCVector3(0,0,static_cast<PointCoordinateType>(halfHeadSize)*m_scale);
ccGL::Color3v(m_color.rgb);
glBegin(GL_LINES);
ccGL::Vertex3v(headConnect.u);
ccGL::Vertex3(-m_scale,-m_scale,-m_scale);
ccGL::Vertex3v(headConnect.u);
ccGL::Vertex3(-m_scale,m_scale,-m_scale);
ccGL::Vertex3v(headConnect.u);
ccGL::Vertex3(m_scale,0,-m_scale);
glEnd();
}
if (pushName)
glPopName();
glPopMatrix();
}
}
void cc2DLabel::drawMeOnly2D(CC_DRAW_CONTEXT& context)
{
if (!m_dispIn2D)
return;
assert(!m_points.empty());
//standard case: list names pushing
bool pushName = MACRO_DrawEntityNames(context);
if (pushName)
glPushName(getUniqueID());
//we should already be in orthoprojective & centered omde
//glOrtho(-halfW,halfW,-halfH,halfH,-maxS,maxS);
int strHeight = 0;
int titleHeight = 0;
QString title(getName());
QStringList body;
GLdouble arrowDestX=-1.0,arrowDestY=-1.0;
QFont bodyFont,titleFont;
if (!pushName)
{
/*** line from 2D point to label ***/
//compute arrow head position
CCVector3 arrowDest;
m_points[0].cloud->getPoint(m_points[0].index,arrowDest);
for (unsigned i=1;i<m_points.size();++i)
arrowDest += *m_points[i].cloud->getPointPersistentPtr(m_points[i].index);
arrowDest /= (PointCoordinateType)m_points.size();
//project it in 2D screen coordinates
int VP[4];
context._win->getViewportArray(VP);
const double* MM = context._win->getModelViewMatd(); //viewMat
const double* MP = context._win->getProjectionMatd(); //projMat
GLdouble zp;
gluProject(arrowDest.x,arrowDest.y,arrowDest.z,MM,MP,VP,&arrowDestX,&arrowDestY,&zp);
/*** label border ***/
bodyFont = context._win->getTextDisplayFont(); //takes rendering zoom into account!
titleFont = QFont(context._win->getTextDisplayFont()); //takes rendering zoom into account!
titleFont.setBold(true);
QFontMetrics titleFontMetrics(titleFont);
QFontMetrics bodyFontMetrics(bodyFont);
strHeight = bodyFontMetrics.height();
titleHeight = titleFontMetrics.height();
if (m_showFullBody)
body = getLabelContent(context.dispNumberPrecision);
//base box dimension
int dx = 150;
dx = std::max(dx,titleFontMetrics.width(title));
int dy = c_margin; //top vertical margin
dy += titleHeight; //title
if (!body.empty())
{
dy += c_margin; //vertical margin above separator
for (int j=0;j<body.size();++j)
{
dx = std::max(dx,bodyFontMetrics.width(body[j]));
dy += (c_margin+strHeight); //margin + body line height
}
}
else
{
dy += c_margin; // vertical margin (purely for aesthetics)
}
dy += c_margin; // bottom vertical margin
dx += c_margin*2; // horizontal margins
//main rectangle
m_labelROI[0]=0;
m_labelROI[1]=0;
m_labelROI[2]=dx;
m_labelROI[3]=dy;
//close button
/*m_closeButtonROI[2]=dx-c_margin;
m_closeButtonROI[0]=m_closeButtonROI[2]-c_buttonSize;
m_closeButtonROI[3]=c_margin;
m_closeButtonROI[1]=m_closeButtonROI[3]+c_buttonSize;
//*/
//automatically elide the title
//title = titleFontMetrics.elidedText(title,Qt::ElideRight,m_closeButtonROI[0]-2*c_margin);
}
int halfW = (context.glW>>1);
int halfH = (context.glH>>1);
//draw label rectangle
int xStart = m_lastScreenPos[0] = (int)((float)context.glW * m_screenPos[0]);
int yStart = m_lastScreenPos[1] = (int)((float)context.glH * (1.0f-m_screenPos[1]));
//colors
bool highlighted = (!pushName && isSelected());
//default background color
colorType defaultBkgColor[4];
memcpy(defaultBkgColor,context.labelDefaultCol,sizeof(colorType)*3);
defaultBkgColor[3] = (colorType)((float)context.labelsTransparency*(float)MAX_COLOR_COMP/100.0f);
//default border color (mustn't be totally transparent!)
colorType defaultBorderColor[4];
if (highlighted)
memcpy(defaultBorderColor,ccColor::red,sizeof(colorType)*3);
else
memcpy(defaultBorderColor,context.labelDefaultCol,sizeof(colorType)*3);
defaultBorderColor[3] = (colorType)((float)(50+context.labelsTransparency/2)*(float)MAX_COLOR_COMP/100.0f);
glPushAttrib(GL_COLOR_BUFFER_BIT);
glEnable(GL_BLEND);
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
glTranslatef(static_cast<GLfloat>(-halfW+xStart),static_cast<GLfloat>(-halfH+yStart),0);
if (!pushName)
{
//compute arrow base position relatively to the label rectangle (for 0 to 8)
int arrowBaseConfig = 0;
int iArrowDestX = (int)arrowDestX-xStart;
int iArrowDestY = (int)arrowDestY-yStart;
{
if (iArrowDestX < m_labelROI[0]) //left
arrowBaseConfig += 0;
else if (iArrowDestX > m_labelROI[2]) //Right
arrowBaseConfig += 2;
else //Middle
arrowBaseConfig += 1;
if (iArrowDestY > -m_labelROI[1]) //Top
arrowBaseConfig += 0;
else if (iArrowDestY < -m_labelROI[3]) //Bottom
arrowBaseConfig += 6;
else //Middle
arrowBaseConfig += 3;
}
//we make the arrow base start from the nearest corner
if (arrowBaseConfig != 4) //4 = label above point!
{
glColor4ubv(defaultBorderColor);
glBegin(GL_TRIANGLE_FAN);
glVertex2d(arrowDestX-xStart,arrowDestY-yStart);
switch(arrowBaseConfig)
{
case 0: //top-left corner
glVertex2i(m_labelROI[0], -m_labelROI[1]-2*c_arrowBaseSize);
glVertex2i(m_labelROI[0], -m_labelROI[1]);
glVertex2i(m_labelROI[0]+2*c_arrowBaseSize, -m_labelROI[1]);
break;
case 1: //top-middle edge
glVertex2i(std::max(m_labelROI[0],iArrowDestX-c_arrowBaseSize), -m_labelROI[1]);
glVertex2i(std::min(m_labelROI[2],iArrowDestX+c_arrowBaseSize), -m_labelROI[1]);
break;
case 2: //top-right corner
glVertex2i(m_labelROI[2], -m_labelROI[1]-2*c_arrowBaseSize);
glVertex2i(m_labelROI[2], -m_labelROI[1]);
glVertex2i(m_labelROI[2]-2*c_arrowBaseSize, -m_labelROI[1]);
break;
case 3: //middle-left edge
glVertex2i(m_labelROI[0], std::min(-m_labelROI[1],iArrowDestY+c_arrowBaseSize));
glVertex2i(m_labelROI[0], std::max(-m_labelROI[3],iArrowDestY-c_arrowBaseSize));
break;
case 4: //middle of rectangle!
break;
case 5: //middle-right edge
glVertex2i(m_labelROI[2], std::min(-m_labelROI[1],iArrowDestY+c_arrowBaseSize));
glVertex2i(m_labelROI[2], std::max(-m_labelROI[3],iArrowDestY-c_arrowBaseSize));
break;
case 6: //bottom-left corner
glVertex2i(m_labelROI[0], -m_labelROI[3]+2*c_arrowBaseSize);
glVertex2i(m_labelROI[0], -m_labelROI[3]);
glVertex2i(m_labelROI[0]+2*c_arrowBaseSize, -m_labelROI[3]);
break;
case 7: //bottom-middle edge
glVertex2i(std::max(m_labelROI[0],iArrowDestX-c_arrowBaseSize), -m_labelROI[3]);
glVertex2i(std::min(m_labelROI[2],iArrowDestX+c_arrowBaseSize), -m_labelROI[3]);
break;
case 8: //bottom-right corner
glVertex2i(m_labelROI[2], -m_labelROI[3]+2*c_arrowBaseSize);
glVertex2i(m_labelROI[2], -m_labelROI[3]);
glVertex2i(m_labelROI[2]-2*c_arrowBaseSize, -m_labelROI[3]);
break;
}
glEnd();
}
}
//main rectangle
glColor4ubv(defaultBkgColor);
glBegin(GL_QUADS);
glVertex2i(m_labelROI[0], -m_labelROI[1]);
glVertex2i(m_labelROI[0], -m_labelROI[3]);
glVertex2i(m_labelROI[2], -m_labelROI[3]);
glVertex2i(m_labelROI[2], -m_labelROI[1]);
glEnd();
//if (highlighted)
{
glPushAttrib(GL_LINE_BIT);
glLineWidth(3.0f);
glColor4ubv(defaultBorderColor);
glBegin(GL_LINE_LOOP);
glVertex2i(m_labelROI[0], -m_labelROI[1]);
glVertex2i(m_labelROI[0], -m_labelROI[3]);
glVertex2i(m_labelROI[2], -m_labelROI[3]);
glVertex2i(m_labelROI[2], -m_labelROI[1]);
glEnd();
glPopAttrib();
}
//draw close button
/*glColor3ubv(ccColor::black);
glBegin(GL_LINE_LOOP);
glVertex2i(m_closeButtonROI[0],-m_closeButtonROI[1]);
glVertex2i(m_closeButtonROI[0],-m_closeButtonROI[3]);
glVertex2i(m_closeButtonROI[2],-m_closeButtonROI[3]);
glVertex2i(m_closeButtonROI[2],-m_closeButtonROI[1]);
glEnd();
glBegin(GL_LINES);
glVertex2i(m_closeButtonROI[0]+2,-m_closeButtonROI[1]+2);
glVertex2i(m_closeButtonROI[2]-2,-m_closeButtonROI[3]-2);
glVertex2i(m_closeButtonROI[2]-2,-m_closeButtonROI[1]+2);
glVertex2i(m_closeButtonROI[0]+2,-m_closeButtonROI[3]-2);
glEnd();
//*/
//display text
if (!pushName)
{
int xStartRel = c_margin;
int yStartRel = -c_margin;
yStartRel -= titleHeight;
const colorType* defaultTextColor = (context.labelsTransparency<40 ? context.textDefaultCol : ccColor::darkBlue);
context._win->displayText(title,xStart+xStartRel,yStart+yStartRel,ccGenericGLDisplay::ALIGN_DEFAULT,0,defaultTextColor,&titleFont);
yStartRel -= c_margin;
if (!body.empty())
{
//line separation
glColor4ubv(defaultBorderColor);
glBegin(GL_LINES);
glVertex2i(xStartRel,yStartRel);
glVertex2i(xStartRel+m_labelROI[2]-m_labelROI[0]-2*c_margin,yStartRel);
glEnd();
//display body
yStartRel -= c_margin;
for (int i=0;i<body.size();++i)
{
yStartRel -= strHeight;
context._win->displayText(body[i],xStart+xStartRel,yStart+yStartRel,ccGenericGLDisplay::ALIGN_DEFAULT,0,defaultTextColor,&bodyFont);
}
}
}
glPopAttrib();
glPopMatrix();
if (pushName)
glPopName();
}
void cc2DLabel::drawMeOnly3D(CC_DRAW_CONTEXT& context)
{
assert(!m_points.empty());
//standard case: list names pushing
bool pushName = MACRO_DrawEntityNames(context);
if (pushName)
{
//not particularily fast
if (MACRO_DrawFastNamesOnly(context))
return;
glPushName(getUniqueIDForDisplay());
}
const float c_sizeFactor = 4.0f;
bool loop=false;
size_t count = m_points.size();
switch (count)
{
case 3:
{
glPushAttrib(GL_COLOR_BUFFER_BIT);
glEnable(GL_BLEND);
//we draw the triangle
glColor4ub(255,255,0,128);
glBegin(GL_TRIANGLES);
for (unsigned i=0; i<count; ++i)
ccGL::Vertex3v(m_points[i].cloud->getPoint(m_points[i].index)->u);
glEnd();
glPopAttrib();
loop=true;
}
case 2:
{
//segment width
glPushAttrib(GL_LINE_BIT);
glLineWidth(c_sizeFactor);
//we draw the segments
if (isSelected())
glColor3ubv(ccColor::red);
else
glColor3ubv(ccColor::green);
glBegin(GL_LINES);
for (unsigned i=0; i<count; i++)
{
if (i+1<count || loop)
{
ccGL::Vertex3v(m_points[i].cloud->getPoint(m_points[i].index)->u);
ccGL::Vertex3v(m_points[(i+1)%count].cloud->getPoint(m_points[(i+1)%count].index)->u);
}
}
glEnd();
glPopAttrib();
}
case 1:
{
//display point marker as spheres
{
if (!c_unitPointMarker)
{
c_unitPointMarker = QSharedPointer<ccSphere>(new ccSphere(1.0f,0,"PointMarker",12));
c_unitPointMarker->showColors(true);
c_unitPointMarker->setVisible(true);
c_unitPointMarker->setEnabled(true);
}
//build-up point maker own 'context'
CC_DRAW_CONTEXT markerContext = context;
markerContext.flags &= (~CC_DRAW_ENTITY_NAMES); //we must remove the 'push name flag' so that the sphere doesn't push its own!
markerContext._win = 0;
if (isSelected() && !pushName)
c_unitPointMarker->setTempColor(ccColor::red);
else
c_unitPointMarker->setTempColor(ccColor::magenta);
for (unsigned i=0; i<count; i++)
{
glMatrixMode(GL_MODELVIEW);
glPushMatrix();
const CCVector3* P = m_points[i].cloud->getPoint(m_points[i].index);
ccGL::Translate(P->x,P->y,P->z);
glScalef(context.pickedPointsRadius,context.pickedPointsRadius,context.pickedPointsRadius);
c_unitPointMarker->draw(markerContext);
glPopMatrix();
}
}
if (m_dispIn3D && !pushName) //no need to display label in point picking mode
{
QFont font(context._win->getTextDisplayFont()); //takes rendering zoom into account!
//font.setPointSize(font.pointSize()+2);
font.setBold(true);
//draw their name
glPushAttrib(GL_DEPTH_BUFFER_BIT);
glDisable(GL_DEPTH_TEST);
for (unsigned j=0; j<count; j++)
{
const CCVector3* P = m_points[j].cloud->getPoint(m_points[j].index);
QString title = (count == 1 ? getName() : QString("P#%0").arg(m_points[j].index));
context._win->display3DLabel( title, *P+CCVector3(context.pickedPointsTextShift), ccColor::magenta, font);
}
glPopAttrib();
}
}
}
if (pushName)
glPopName();
}
void ccClipBox::drawMeOnly(CC_DRAW_CONTEXT& context)
{
if (!MACRO_Draw3D(context))
return;
if (!m_box.isValid())
return;
//get the set of OpenGL functions (version 2.1)
QOpenGLFunctions_2_1 *glFunc = context.glFunctions<QOpenGLFunctions_2_1>();
assert( glFunc != nullptr );
if ( glFunc == nullptr )
return;
if (m_showBox)
{
//m_box.draw(m_selected ? context.bbDefaultCol : ccColor::magenta);
m_box.draw(context, ccColor::yellow);
}
if (!m_selected)
{
//nothing to show
return;
}
//standard case: list names pushing (1st level)
bool pushName = MACRO_DrawEntityNames(context);
if (pushName)
{
glFunc->glPushName(getUniqueIDForDisplay());
}
//draw the interactors
{
const CCVector3& minC = m_box.minCorner();
const CCVector3& maxC = m_box.maxCorner();
const CCVector3 center = m_box.getCenter();
PointCoordinateType scale = computeArrowsScale();
//custom arrow 'context'
CC_DRAW_CONTEXT componentContext = context;
componentContext.drawingFlags &= (~CC_DRAW_ENTITY_NAMES); //we must remove the 'push name flag' so that the arows don't push their own!
componentContext.display = 0;
if (pushName) //2nd level = sub-item
{
glFunc->glPushName(0); //fake ID, will be replaced by the arrows one if any
}
DrawUnitArrow(X_MINUS_ARROW*pushName, CCVector3(minC.x, center.y, center.z), CCVector3(-1.0, 0.0, 0.0), scale, ccColor::red, componentContext);
DrawUnitArrow(X_PLUS_ARROW*pushName, CCVector3(maxC.x, center.y, center.z), CCVector3(1.0, 0.0, 0.0), scale, ccColor::red, componentContext);
DrawUnitArrow(Y_MINUS_ARROW*pushName, CCVector3(center.x, minC.y, center.z), CCVector3(0.0, -1.0, 0.0), scale, ccColor::green, componentContext);
DrawUnitArrow(Y_PLUS_ARROW*pushName, CCVector3(center.x, maxC.y, center.z), CCVector3(0.0, 1.0, 0.0), scale, ccColor::green, componentContext);
DrawUnitArrow(Z_MINUS_ARROW*pushName, CCVector3(center.x, center.y, minC.z), CCVector3(0.0, 0.0, -1.0), scale, ccColor::blue, componentContext);
DrawUnitArrow(Z_PLUS_ARROW*pushName, CCVector3(center.x, center.y, maxC.z), CCVector3(0.0, 0.0, 1.0), scale, ccColor::blue, componentContext);
DrawUnitCross(CROSS*pushName, minC - CCVector3(scale, scale, scale) / 2.0, scale, ccColor::yellow, componentContext);
//DrawUnitSphere(SPHERE*pushName, maxC + CCVector3(scale, scale, scale) / 2.0, scale / 2.0, ccColor::yellow, componentContext);
DrawUnitTorus(X_MINUS_TORUS*pushName, CCVector3(minC.x, center.y, center.z), CCVector3(-1.0, 0.0, 0.0), scale, c_lightRed, componentContext);
DrawUnitTorus(Y_MINUS_TORUS*pushName, CCVector3(center.x, minC.y, center.z), CCVector3(0.0, -1.0, 0.0), scale, c_lightGreen, componentContext);
DrawUnitTorus(Z_MINUS_TORUS*pushName, CCVector3(center.x, center.y, minC.z), CCVector3(0.0, 0.0, -1.0), scale, c_lightBlue, componentContext);
DrawUnitTorus(X_PLUS_TORUS*pushName, CCVector3(maxC.x, center.y, center.z), CCVector3(1.0, 0.0, 0.0), scale, c_lightRed, componentContext);
DrawUnitTorus(Y_PLUS_TORUS*pushName, CCVector3(center.x, maxC.y, center.z), CCVector3(0.0, 1.0, 0.0), scale, c_lightGreen, componentContext);
DrawUnitTorus(Z_PLUS_TORUS*pushName, CCVector3(center.x, center.y, maxC.z), CCVector3(0.0, 0.0, 1.0), scale, c_lightBlue, componentContext);
if (pushName)
{
glFunc->glPopName();
}
}
if (pushName)
{
glFunc->glPopName();
}
}
void ccHObject::draw(CC_DRAW_CONTEXT& context)
{
if (!isEnabled())
return;
//get the set of OpenGL functions (version 2.1)
QOpenGLFunctions_2_1 *glFunc = context.glFunctions<QOpenGLFunctions_2_1>();
assert( glFunc != nullptr );
if ( glFunc == nullptr )
return;
//are we currently drawing objects in 2D or 3D?
bool draw3D = MACRO_Draw3D(context);
//the entity must be either visible or selected, and of course it should be displayed in this context
bool drawInThisContext = ((m_visible || m_selected) && m_currentDisplay == context.display);
if (draw3D)
{
//apply 3D 'temporary' transformation (for display only)
if (m_glTransEnabled)
{
glFunc->glMatrixMode(GL_MODELVIEW);
glFunc->glPushMatrix();
glFunc->glMultMatrixf(m_glTrans.data());
}
//LOD for clouds is enabled?
if ( context.decimateCloudOnMove
&& context.currentLODLevel > 0)
{
//only for real clouds
drawInThisContext &= isA(CC_TYPES::POINT_CLOUD);
}
}
//draw entity
if (m_visible && drawInThisContext)
{
if (( !m_selected || !MACRO_SkipSelected(context) ) &&
( m_selected || !MACRO_SkipUnselected(context) ))
{
//apply default color (in case of)
ccGL::Color3v(glFunc, context.pointsDefaultCol.rgb);
//enable clipping planes (if any)
bool useClipPlanes = (draw3D && !m_clipPlanes.empty());
if (useClipPlanes)
{
toggleClipPlanes(context, true);
}
drawMeOnly(context);
//disable clipping planes (if any)
if (useClipPlanes)
{
toggleClipPlanes(context, false);
}
//draw name in 3D (we display it in the 2D foreground layer in fact!)
if (m_showNameIn3D && MACRO_Draw2D(context) && MACRO_Foreground(context) && !MACRO_DrawEntityNames(context))
drawNameIn3D(context);
}
}
//draw entity's children
for (Container::iterator it = m_children.begin(); it != m_children.end(); ++it)
(*it)->draw(context);
//if the entity is currently selected, we draw its bounding-box
if (m_selected && draw3D && drawInThisContext && !MACRO_DrawEntityNames(context) && context.currentLODLevel == 0)
{
drawBB(context, context.bbDefaultCol);
}
if (draw3D && m_glTransEnabled)
glFunc->glPopMatrix();
}
void ccPolyline::drawMeOnly(CC_DRAW_CONTEXT& context)
{
//no picking enabled on polylines
if (MACRO_DrawPointNames(context))
return;
unsigned vertCount = size();
if (vertCount < 2)
return;
bool draw = false;
if (MACRO_Draw3D(context))
{
draw = !m_mode2D;
}
else if (m_mode2D)
{
bool drawFG = MACRO_Foreground(context);
draw = ((drawFG && m_foreground) || (!drawFG && !m_foreground));
}
if (draw)
{
//standard case: list names pushing
bool pushName = MACRO_DrawEntityNames(context);
if (pushName)
glPushName(getUniqueIDForDisplay());
if (colorsShown())
glColor3ubv(m_rgbColor);
//display polyline
{
if (m_width != 0)
{
glPushAttrib(GL_LINE_BIT);
glLineWidth(static_cast<GLfloat>(m_width));
}
glBegin(m_isClosed ? GL_LINE_LOOP : GL_LINE_STRIP);
for (unsigned i=0; i<vertCount; ++i)
{
ccGL::Vertex3v(getPoint(i)->u);
}
glEnd();
if (m_width != 0)
{
glPopAttrib();
}
}
//display vertices
if (m_showVertices)
{
glPushAttrib(GL_POINT_BIT);
glPointSize((GLfloat)m_vertMarkWidth);
glBegin(GL_POINTS);
for (unsigned i=0; i<vertCount; ++i)
{
ccGL::Vertex3v(getPoint(i)->u);
}
glEnd();
glPopAttrib();
}
if (pushName)
glPopName();
}
}
