void Sphere::draw(GLuint tgLoc, GLuint tcoordsLoc) const
{
drawHalfSphere(tgLoc, tcoordsLoc);
glPushMatrix();
glRotatef(180, 0, 0, 1);
drawHalfSphere(tgLoc, tcoordsLoc);
glPopMatrix();
}
void ShapeToGeometryVisitor::apply(const osg::Capsule& capsule)
{
gl.PushMatrix();
gl.Translated(capsule.getCenter().x(),capsule.getCenter().y(),capsule.getCenter().z());
if (!capsule.zeroRotation())
{
osg::Matrixd rotation(capsule.computeRotationMatrix());
gl.MultMatrixd(rotation.ptr());
}
// evaluate hints
bool createBody = (_hints ? _hints->getCreateBody() : true);
bool createTop = (_hints ? _hints->getCreateTop() : true);
bool createBottom = (_hints ? _hints->getCreateBottom() : true);
unsigned int numSegments = 40;
unsigned int numRows = 20;
float ratio = (_hints ? _hints->getDetailRatio() : 1.0f);
if (ratio > 0.0f && ratio != 1.0f) {
numSegments = (unsigned int) (numSegments * ratio);
if (numSegments < MIN_NUM_SEGMENTS)
numSegments = MIN_NUM_SEGMENTS;
numRows = (unsigned int) (numRows * ratio);
if (numRows < MIN_NUM_ROWS)
numRows = MIN_NUM_ROWS;
}
// if numRows is odd the top and bottom halves of sphere won't match, so bump up to the next event numRows
if ((numRows%2)!=0) ++numRows;
// capsule cylindrical body
if (createBody)
drawCylinderBody(numSegments, capsule.getRadius(), capsule.getHeight());
// capsule top cap
if (createTop)
drawHalfSphere(numSegments, numRows, capsule.getRadius(), SphereTopHalf, capsule.getHeight()/2.0f);
// capsule bottom cap
if (createBottom)
drawHalfSphere(numSegments, numRows, capsule.getRadius(), SphereBottomHalf, -capsule.getHeight()/2.0f);
gl.PopMatrix();
}
void drawHelicopter(){
float colorA0[]={0,0,0,0};
float colorA1[]={0,0,0,0};
float colorA2[]={0,0,0,0};
float colorD0[]={0.7529,0.6902,0.5686,1};
float colorD1[]={0,0,0,1};
float colorD2[]={0,0,0,0.2};
float colorS0[]={0.7529,0.6902,0.5686,1};
float colorS1[]={0.5,0.5,0.5,1};
float colorS2[]={0,0,1,0.2};
glPushMatrix();
glTranslatef(heliPos.x,heliPos.y,heliPos.z);
glRotatef(atan2(quaternionW.Length(),quaternionS)*180.0f/M_PI*2.0f,quaternionW.x,quaternionW.y,quaternionW.z);
glMaterialfv(GL_FRONT,GL_AMBIENT,colorA0);
glMaterialfv(GL_FRONT,GL_DIFFUSE,colorD0);
glMaterialfv(GL_FRONT, GL_SPECULAR, colorS0);
glMaterialf(GL_FRONT,GL_SHININESS,50);
glPushMatrix();
glTranslatef(0.0f,0.8f,0.0f);
glRotatef(-90.0f,1.0f,0.0f,0.0f);
drawCylinder(0.2,0.4,20,20);
glPopMatrix();
glPushMatrix();
glTranslatef(0.0f,0.0f,1.4f);
drawCylinder(0.2,2.0,20,20);
glPopMatrix();
glPushMatrix();
glTranslatef(-1.0f,-1.0f,-2.5f);
drawCylinder(0.1,4.0,20,20);
glPopMatrix();
glPushMatrix();
glTranslatef(1.0f,-1.0f,-2.5f);
drawCylinder(0.1,4.0,20,20);
glPopMatrix();
glPushMatrix();
glTranslatef(0.0f,0.0f,0.5f);
glRotatef(90.0f,1.0f,-1.0f,0.0f);
glTranslatef(0.0f,0.0f,0.4f);
drawCylinder(0.1,1.0,20,20);
glPopMatrix();
glPushMatrix();
glTranslatef(0.0f,0.0f,-1.5f);
glRotatef(90.0f,1.0f,-1.0f,0.0f);
glTranslatef(0.0f,0.0f,0.4f);
drawCylinder(0.1,1.0,20,20);
glPopMatrix();
glPushMatrix();
glTranslatef(0.0f,0.0f,0.5f);
glRotatef(-90.0f,-1.0f,-1.0f,0.0f);
glTranslatef(0.0f,0.0f,0.4f);
drawCylinder(0.1,1.0,20,20);
glPopMatrix();
glPushMatrix();
glTranslatef(0.0f,0.0f,-1.5f);
glRotatef(-90.0f,-1.0f,-1.0f,0.0f);
glTranslatef(0.0f,0.0f,0.4f);
drawCylinder(0.1,1.0,20,20);
glPopMatrix();
glPushMatrix();
glTranslatef(0.0f,1.2f,0.0f);
glMaterialfv(GL_FRONT,GL_AMBIENT,colorA1);
glMaterialfv(GL_FRONT,GL_DIFFUSE,colorD1);
glMaterialfv(GL_FRONT, GL_SPECULAR, colorS1);
glMaterialf(GL_FRONT,GL_SHININESS,1);
drawTopRotor(3.0f,rotorAngle);
glPopMatrix();
glPushMatrix();
glTranslatef(0.2f,0.0f,3.3f);
glRotatef(-90.0f,0.0f,0.0f,1.0f);
drawBackRotor(1.0f,rotorAngle);
glPopMatrix();
glMaterialfv(GL_FRONT,GL_AMBIENT,colorA0);
glMaterialfv(GL_FRONT,GL_DIFFUSE,colorD0);
glMaterialfv(GL_FRONT, GL_SPECULAR, colorS0);
glMaterialf(GL_FRONT,GL_SHININESS,50);
glPushMatrix();
glTranslatef(0.0f,0.0f,-0.5f);
glScalef(1.0f,1.0f,2.0f);
drawQuarterSphere(1.0, 20, 20);
glPushMatrix();
glRotatef(180.0f,0.0f,0.0f,1.0f);
drawHalfSphere(1.0, 20, 20);
glPopMatrix();
glRotatef(180.0f,0.0f,1.0f,0.0f);
glMaterialfv(GL_FRONT,GL_AMBIENT,colorA2);
glMaterialfv(GL_FRONT,GL_DIFFUSE,colorD2);
glMaterialfv(GL_FRONT, GL_SPECULAR, colorS2);
glMaterialf(GL_FRONT,GL_SHININESS,50);
drawQuarterSphere(1.0, 20, 20);
glPopMatrix();
glPopMatrix();
}
void drawSphere(float radius,int slices,int stacks)
{
drawHalfSphere(radius,slices,stacks,1.0);
drawHalfSphere(radius,slices,stacks,-1.0);
}
