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#include "ccPlanarEntityInterface.h"
//Local
#include <ccCylinder.h>
#include <ccCone.h>
//Qt
#include <QSharedPointer>
ccPlanarEntityInterface::ccPlanarEntityInterface()
: m_showNormalVector(false)
{
}
//unit normal representation
static QSharedPointer<ccCylinder> c_unitNormalSymbol(0);
static QSharedPointer<ccCone> c_unitNormalHeadSymbol(0);
void ccPlanarEntityInterface::glDrawNormal(CC_DRAW_CONTEXT& context, const CCVector3& pos, float scale, const ccColor::Rgb* color/*=0*/)
{
//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 (!c_unitNormalSymbol)
{
c_unitNormalSymbol = QSharedPointer<ccCylinder>(new ccCylinder(0.02f, 0.9f, 0, "UnitNormal", 12));
c_unitNormalSymbol->showColors(true);
c_unitNormalSymbol->setVisible(true);
c_unitNormalSymbol->setEnabled(true);
c_unitNormalSymbol->setTempColor(ccColor::green);
}
if (!c_unitNormalHeadSymbol)
{
c_unitNormalHeadSymbol = QSharedPointer<ccCone>(new ccCone(0.05f, 0.0f, 0.1f, 0, 0, 0, "UnitNormalHead", 12));
c_unitNormalHeadSymbol->showColors(true);
c_unitNormalHeadSymbol->setVisible(true);
c_unitNormalHeadSymbol->setEnabled(true);
c_unitNormalHeadSymbol->setTempColor(ccColor::green);
}
//build-up the normal representation own 'context'
CC_DRAW_CONTEXT normalContext = context;
normalContext.drawingFlags &= (~CC_DRAW_ENTITY_NAMES); //we must remove the 'push name flag' so that the primitives don't push their own!
normalContext.display = 0;
if (color)
{
c_unitNormalSymbol->setTempColor(*color, true);
c_unitNormalHeadSymbol->setTempColor(*color, true);
}
else
{
c_unitNormalSymbol->enableTempColor(false);
c_unitNormalHeadSymbol->enableTempColor(false);
}
glFunc->glMatrixMode(GL_MODELVIEW);
glFunc->glPushMatrix();
ccGL::Translate(glFunc, pos.x, pos.y, pos.z);
ccGLMatrix mat = ccGLMatrix::FromToRotation(CCVector3(0, 0, PC_ONE), getNormal());
glFunc->glMultMatrixf(mat.data());
ccGL::Scale(glFunc, scale, scale, scale);
glFunc->glTranslatef(0, 0, 0.45f);
c_unitNormalSymbol->draw(normalContext);
glFunc->glTranslatef(0, 0, 0.45f);
c_unitNormalHeadSymbol->draw(normalContext);
glFunc->glPopMatrix();
}
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