static void simLoop (int pause)
{
const dReal stepsize = 0.02;
dsSetColor (0,0,2);
dSpaceCollide (space,0,&nearCallback);
if (!pause) {
if (mov_type == 1)
moveplat_1(stepsize);
else
moveplat_2(stepsize);
dGeomSetPosition(platform, platpos[0], platpos[1], platpos[2]);
updatecam();
dWorldQuickStep (world,stepsize);
//dWorldStep (world,stepsize);
}
if (write_world) {
FILE *f = fopen ("state.dif","wt");
if (f) {
dWorldExportDIF (world,f,"X");
fclose (f);
}
write_world = 0;
}
// remove all contact joints
dJointGroupEmpty (contactgroup);
dsSetColor (1,1,0);
dsSetTexture (DS_WOOD);
for (int i=0; i<num; i++) {
for (int j=0; j < GPB; j++) {
if (! dBodyIsEnabled (obj[i].body)) {
dsSetColor (1,0.8,0);
}
else {
dsSetColor (1,1,0);
}
drawGeom (obj[i].geom[j],0,0,show_aabb);
}
}
dsSetColor (1,0,0);
drawGeom (platform,0,0,show_aabb);
//usleep(5000);
}
void simLoop (int pause)
{
if (!pause) {
const dReal step = 0.02;
const unsigned nsteps = 1;
for (unsigned i=0; i<nsteps; ++i) {
dSpaceCollide(space, 0, nearCallback);
dWorldQuickStep(world, step);
dJointGroupEmpty(contact_group);
}
} else {
dSpaceCollide(space, 0, nearCallback);
dJointGroupEmpty(contact_group);
}
// now we draw everything
unsigned ngeoms = dSpaceGetNumGeoms(space);
for (unsigned i=0; i<ngeoms; ++i) {
dGeomID g = dSpaceGetGeom(space, i);
if (g == ground)
continue; // drawstuff is already drawing it for us
drawGeom(g);
}
if (dBodyGetPosition(ball1_body)[0] < -track_len)
resetSim();
}
static void simLoop (int pause)
{
dsSetColor (0,0,2);
dSpaceCollide (space,0,&nearCallback);
if (!pause) dWorldQuickStep (world,0.05);
if (write_world) {
FILE *f = fopen ("state.dif","wt");
if (f) {
dWorldExportDIF (world,f,"X");
fclose (f);
}
write_world = 0;
}
// remove all contact joints
dJointGroupEmpty (contactgroup);
dsSetColor (1,1,0);
dsSetTexture (DS_WOOD);
for (int i=0; i<num; i++) {
for (int j=0; j < GPB; j++) {
if (i==selected) {
dsSetColor (0,0.7,1);
}
else if (! dBodyIsEnabled (obj[i].body)) {
dsSetColor (1,0.8,0);
}
else {
dsSetColor (1,1,0);
}
drawGeom (obj[i].geom[j],0,0,show_aabb);
}
}
}
static void simLoop (int pause)
{
dsSetColor (0,0,2);
dSpaceCollide (space,0,&nearCallback);
if (!pause) dWorldQuickStep (world,0.02);
if (write_world) {
FILE *f = fopen ("state.dif","wt");
if (f) {
dWorldExportDIF (world,f,"X");
fclose (f);
}
write_world = 0;
}
if (doFeedback)
{
if (fbnum>MAX_FEEDBACKNUM)
printf("joint feedback buffer overflow!\n");
else
{
dVector3 sum = {0, 0, 0};
printf("\n");
for (int i=0; i<fbnum; i++) {
dReal* f = feedbacks[i].first?feedbacks[i].fb.f1:feedbacks[i].fb.f2;
printf("%f %f %f\n", f[0], f[1], f[2]);
sum[0] += f[0];
sum[1] += f[1];
sum[2] += f[2];
}
printf("Sum: %f %f %f\n", sum[0], sum[1], sum[2]);
dMass m;
dBodyGetMass(obj[selected].body, &m);
printf("Object G=%f\n", GRAVITY*m.mass);
}
doFeedback = 0;
fbnum = 0;
}
// remove all contact joints
dJointGroupEmpty (contactgroup);
dsSetColor (1,1,0);
dsSetTexture (DS_WOOD);
for (int i=0; i<num; i++) {
for (int j=0; j < GPB; j++) {
if (i==selected) {
dsSetColor (0,0.7,1);
}
else if (! dBodyIsEnabled (obj[i].body)) {
dsSetColor (1,0.8,0);
}
else {
dsSetColor (1,1,0);
}
drawGeom (obj[i].geom[j],0,0,show_aabb);
}
}
}
void drawGeom (dGeomID g, const dReal *pos, const dReal *R, int show_aabb)
{
if (!draw_geom){
return;
}
if (!g) return;
if (!pos) pos = dGeomGetPosition (g);
if (!R) R = dGeomGetRotation (g);
int type = dGeomGetClass (g);
if (type == dBoxClass) {
dVector3 sides;
dGeomBoxGetLengths (g,sides);
dsDrawBox (pos,R,sides);
}
else if (type == dSphereClass) {
dsDrawSphere (pos,R,dGeomSphereGetRadius (g));
}
else if (type == dCapsuleClass) {
dReal radius,length;
dGeomCapsuleGetParams (g,&radius,&length);
dsDrawCapsule (pos,R,length,radius);
}
/*
// cylinder option not yet implemented
else if (type == dCylinderClass) {
dReal radius,length;
dGeomCylinderGetParams (g,&radius,&length);
dsDrawCylinder (pos,R,length,radius);
}
*/
else if (type == dGeomTransformClass) {
dGeomID g2 = dGeomTransformGetGeom (g);
const dReal *pos2 = dGeomGetPosition (g2);
const dReal *R2 = dGeomGetRotation (g2);
dVector3 actual_pos;
dMatrix3 actual_R;
dMULTIPLY0_331 (actual_pos,R,pos2);
actual_pos[0] += pos[0];
actual_pos[1] += pos[1];
actual_pos[2] += pos[2];
dMULTIPLY0_333 (actual_R,R,R2);
drawGeom (g2,actual_pos,actual_R,0);
}
if (show_aabb) {
// draw the bounding box for this geom
dReal aabb[6];
dGeomGetAABB (g,aabb);
dVector3 bbpos;
for (int i=0; i<3; i++) bbpos[i] = 0.5*(aabb[i*2] + aabb[i*2+1]);
dVector3 bbsides;
for (int j=0; j<3; j++) bbsides[j] = aabb[j*2+1] - aabb[j*2];
dMatrix3 RI;
dRSetIdentity (RI);
dsSetColorAlpha (1,0,0,0.5);
dsDrawBox (bbpos,RI,bbsides);
}
}
static void simLoop (int pause)
{
dsSetColor (0,0,2);
dSpaceCollide (space,0,&nearCallback);
//if (!pause) dWorldStep (world,0.05);
//if (!pause) dWorldStepFast (world,0.05, 1);
// remove all contact joints
dJointGroupEmpty (contactgroup);
dsSetColor (1,1,0);
dsSetTexture (DS_WOOD);
for (int i=0; i<num; i++) {
for (int j=0; j < GPB; j++) {
if (i==selected) {
dsSetColor (0,0.7,1);
}
else if (! dBodyIsEnabled (obj[i].body)) {
dsSetColor (1,0,0);
}
else {
dsSetColor (1,1,0);
}
drawGeom (obj[i].geom[j],0,0,show_aabb);
}
}
}
void drawGeom (dGeomID g, const dReal *pos, const dReal *R)
{
if (!g) return;
if (!pos) pos = dGeomGetPosition (g);
if (!R) R = dGeomGetRotation (g);
int type = dGeomGetClass (g);
if (type == dBoxClass) {
dVector3 sides;
dGeomBoxGetLengths (g,sides);
dsDrawBox (pos,R,sides);
}
else if (type == dSphereClass) {
dsDrawSphere (pos,R,dGeomSphereGetRadius (g));
}
else if (type == dCCylinderClass) {
dReal radius,length;
dGeomCCylinderGetParams (g,&radius,&length);
dsDrawCappedCylinder (pos,R,length,radius);
}
else if (type == dGeomTransformClass) {
dGeomID g2 = dGeomTransformGetGeom (g);
const dReal *pos2 = dGeomGetPosition (g2);
const dReal *R2 = dGeomGetRotation (g2);
dVector3 actual_pos;
dMatrix3 actual_R;
dMULTIPLY0_331 (actual_pos,R,pos2);
actual_pos[0] += pos[0];
actual_pos[1] += pos[1];
actual_pos[2] += pos[2];
dMULTIPLY0_333 (actual_R,R,R2);
drawGeom (g2,actual_pos,actual_R);
}
}
void SceneObject::draw() {
setupMaterials();
glPushMatrix();
glTranslated( pos[0], pos[1], pos[2] );
drawGeom();
glPopMatrix();
}
/*******************************************************************************
Function to draw all geometries associated to object's body.
*******************************************************************************/
void GOdeObject::drawGeometries() const
{
GDrawing::setColor( R, G, B ); //Draw geometries using object's color.
for( int I = 0; I < geometries.size(); I++ )
{
drawGeom( geometries[I], NULL, NULL ); //Iterate over all geometries and draw them.
}
}
static void simLoop (int pause)
{
dsSetColor (0,0,2);
dSpaceCollide (space,0,&nearCallback);
if (!pause) dWorldStep (world,0.05);
//if (!pause) dWorldStepFast (world,0.05, 1);
// remove all contact joints
dJointGroupEmpty (contactgroup);
dsSetColor (1,1,0);
dsSetTexture (DS_WOOD);
for (int i=0; i<num; i++) {
for (int j=0; j < GPB; j++) {
if (i==selected) {
dsSetColor (0,0.7,1);
}
else if (! dBodyIsEnabled (obj[i].body)) {
dsSetColor (1,0,0);
}
else {
dsSetColor (1,1,0);
}
drawGeom (obj[i].geom[j],0,0,show_aabb);
}
}
/*{
for (int i = 1; i < IndexCount; i++) {
dsDrawLine(Vertices[Indices[i - 1]], Vertices[Indices[i]]);
}
}*/
{const dReal* Pos = dGeomGetPosition(TriMesh);
const dReal* Rot = dGeomGetRotation(TriMesh);
{for (int i = 0; i < IndexCount / 3; i++){
const dVector3& v0 = Vertices[Indices[i * 3 + 0]];
const dVector3& v1 = Vertices[Indices[i * 3 + 1]];
const dVector3& v2 = Vertices[Indices[i * 3 + 2]];
dsDrawTriangle(Pos, Rot, (dReal*)&v0, (dReal*)&v1, (dReal*)&v2, 0);
}}}
if (Ray){
dVector3 Origin, Direction;
dGeomRayGet(Ray, Origin, Direction);
dReal Length = dGeomRayGetLength(Ray);
dVector3 End;
End[0] = Origin[0] + (Direction[0] * Length);
End[1] = Origin[1] + (Direction[1] * Length);
End[2] = Origin[2] + (Direction[2] * Length);
End[3] = Origin[3] + (Direction[3] * Length);
dsDrawLine(Origin, End);
}
}
/*******************************************************************************
Function to draw a geometry object.
*******************************************************************************/
void GOdeObject::drawGeom( dGeomID g, const dReal *position, const dReal *orientation ) const
{
if( !g ) //If the geometry object is missing, end the function.
return;
if( !position ) //Position was not passed?
position = dGeomGetPosition( g ); //Then, get the geometry position.
if( !orientation ) //Orientation was not given?
orientation = dGeomGetRotation( g ); //And get existing geometry orientation.
int type = dGeomGetClass( g ); //Get the type of geometry.
if( type == dBoxClass ) //Is it a box?
{
dReal sides[3];
dGeomBoxGetLengths( g, sides ); //Get length of sides.
renderBox( sides, position, orientation ); //Render the actual box in environment.
}
if( type == dSphereClass ) //Is it a sphere?
{
dReal radius;
radius = dGeomSphereGetRadius( g ); //Get the radius.
renderSphere( radius, position, orientation ); //Render sphere in environment.
}
if( type == dCapsuleClass )
{
dReal radius;
dReal length;
dGeomCapsuleGetParams( g, &radius, &length ); //Get both radius and length.
renderCapsule( radius, length, position, orientation ); //Render capsule in environment.
}
if( type == dGeomTransformClass ) //Is it an embeded geom in a composite body.
{
dGeomID g2 = dGeomTransformGetGeom( g ); //Get the actual geometry inside the wrapper.
const dReal *position2 = dGeomGetPosition( g2 ); //Get position and orientation of wrapped geometry.
const dReal *orientation2 = dGeomGetRotation( g2 );
dVector3 actualPosition; //Real world coordinated position and orientation
dMatrix3 actualOrientation; //of the wrapped geometry.
dMultiply0_331( actualPosition, orientation, position2 ); //Get world coordinates of geometry position.
actualPosition[0] += position[0];
actualPosition[1] += position[1];
actualPosition[2] += position[2];
dMultiply0_333( actualOrientation, orientation, orientation2 ); //Get world coordinates of geom orientation.
drawGeom( g2, actualPosition, actualOrientation ); //Draw embeded geometry.
}
}
void DisplayOpenDESpaces::displaySpace(std::vector<dGeomID> g, std::vector<Tmesh> *tm)
{
int ngeoms = g.size();
for (int i = 0 ; i < ngeoms-1 ; ++i)
{
dGeomID geom = g[i];
std::map<dGeomID, Color>::const_iterator it = m_gcolors.find(geom);
if (it != m_gcolors.end())
dsSetColor(it->second.r,it->second.g,it->second.b);
else
dsSetColor(m_activeColor.r, m_activeColor.g, m_activeColor.b);
if(tm==NULL)
drawGeom(geom, NULL, NULL, 0);
else
drawGeom(geom, NULL, NULL, 0,tm->at(i));
}
drawGeom(g[ngeoms-1], NULL, NULL, 0);
}
void DisplayOpenDESpaces::displaySpace(dSpaceID space)
{
int ngeoms = dSpaceGetNumGeoms(space);
for (int i = 0 ; i < ngeoms ; ++i)
{
dGeomID geom = dSpaceGetGeom(space, i);
std::map<dGeomID, Color>::const_iterator it = m_gcolors.find(geom);
if (it != m_gcolors.end())
dsSetColor(it->second.r,it->second.g,it->second.b);
else
dsSetColor(m_activeColor.r, m_activeColor.g, m_activeColor.b);
drawGeom(geom, nullptr, nullptr, 0);
}
}
static void simLoop (int pause)
{
int i;
double simstep = 0.002; // 2ms simulation steps
double dt = dsElapsedTime();
int nrofsteps = (int) ceilf(dt/simstep);
for (i=0; i<nrofsteps && !pause; i++)
{
dSpaceCollide (space,0,&nearCallback);
dWorldQuickStep (world, simstep);
dJointGroupEmpty (contactgroup);
inspectJoints();
}
for (i=0; i<SEGMCNT; i++)
{
float r=0,g=0,b=0.2;
float v = colours[i];
if (v>1.0) v=1.0;
if (v<0.5)
{
r=2*v;
g=1.0;
}
else
{
r=1.0;
g=2*(1.0-v);
}
dsSetColor (r,g,b);
drawGeom(seggeoms[i]);
}
dsSetColor (1,1,1);
for (i=0; i<STACKCNT; i++)
drawGeom(stackgeoms[i]);
}
void PhysicsVisualization::draw(int pause)
{
UNUSED(pause);
if (nullptr != g_drawingThread && nullptr != g_envToDraw)
{
g_envToDraw->pauseSimulation();
// now we draw everything
dSpaceID collisionSpace = g_envToDraw->getCollisionSpaceID();
dSpaceID visualsSpace = g_envToDraw->getVisualsSpaceID();
uint ngeoms = dSpaceGetNumGeoms(collisionSpace);
for (uint i = 0; i < ngeoms; ++i) {
dGeomID g = dSpaceGetGeom(collisionSpace, i);
drawGeom(g);
}
ngeoms = dSpaceGetNumGeoms(visualsSpace);
for (uint i = 0; i < ngeoms; ++i) {
dGeomID g = dSpaceGetGeom(visualsSpace, i);
drawGeom(g);
}
g_envToDraw->unPauseSimulation();
}
}
static void simLoop (int pause)
{
dsSetColor (0,0,2);
dSpaceCollide (space,0,&nearCallback);
if (!pause) dWorldStep (world,0.05);
// remove all contact joints
dJointGroupEmpty (contactgroup);
dsSetColor (1,1,0);
dsSetTexture (DS_WOOD);
for (int i=0; i<num; i++) {
int color_changed = 0;
if (i==selected) {
dsSetColor (0,0.7,1);
color_changed = 1;
}
else if (! dBodyIsEnabled (obj[i].body)) {
dsSetColor (1,0,0);
color_changed = 1;
}
for (int j=0; j < GPB; j++) drawGeom (obj[i].geom[j],0,0);
if (color_changed) dsSetColor (1,1,0);
}
{for (int i = 0; i < RayCount; i++){
dVector3 Origin, Direction;
dGeomRayGet(Rays[i], Origin, Direction);
dReal Length = dGeomRayGetLength(Rays[i]);
dVector3 End;
End[0] = Origin[0] + (Direction[0] * Length);
End[1] = Origin[1] + (Direction[1] * Length);
End[2] = Origin[2] + (Direction[2] * Length);
End[3] = Origin[3] + (Direction[3] * Length);
dsDrawLine(Origin, End);
}}
}
static void simLoop (int pause)
{
int i,j;
dsSetColor (0,0,2);
dSpaceCollide (space,0,&nearCallback);
//if (!pause) dWorldStep (world,0.05);
//if (!pause) dWorldQuickStep (world,0.05);
if (!pause) dWorldStepFast1 (world,0.05, 5);
if (write_world) {
FILE *f = fopen ("state.dif","wt");
if (f) {
dWorldExportDIF (world,f,"X");
fclose (f);
}
write_world = 0;
}
// remove all contact joints
dJointGroupEmpty (contactgroup);
const dReal* pReal = dGeomGetPosition( gheight );
const dReal* RReal = dGeomGetRotation( gheight );
//
// Draw Heightfield
//
// Set ox and oz to zero for DHEIGHTFIELD_CORNER_ORIGIN mode.
int ox = (int) ( -HFIELD_WIDTH/2 );
int oz = (int) ( -HFIELD_DEPTH/2 );
// for ( int tx = -1; tx < 2; ++tx )
// for ( int tz = -1; tz < 2; ++tz )
{
dsSetColorAlpha (0.5,1,0.5,0.5);
dsSetTexture( DS_WOOD );
for ( int i = 0; i < HFIELD_WSTEP - 1; ++i )
for ( int j = 0; j < HFIELD_DSTEP - 1; ++j )
{
dReal a[3], b[3], c[3], d[3];
a[ 0 ] = ox + ( i ) * HFIELD_WSAMP;
a[ 1 ] = heightfield_callback( NULL, i, j );
a[ 2 ] = oz + ( j ) * HFIELD_DSAMP;
b[ 0 ] = ox + ( i + 1 ) * HFIELD_WSAMP;
b[ 1 ] = heightfield_callback( NULL, i + 1, j );
b[ 2 ] = oz + ( j ) * HFIELD_DSAMP;
c[ 0 ] = ox + ( i ) * HFIELD_WSAMP;
c[ 1 ] = heightfield_callback( NULL, i, j + 1 );
c[ 2 ] = oz + ( j + 1 ) * HFIELD_DSAMP;
d[ 0 ] = ox + ( i + 1 ) * HFIELD_WSAMP;
d[ 1 ] = heightfield_callback( NULL, i + 1, j + 1 );
d[ 2 ] = oz + ( j + 1 ) * HFIELD_DSAMP;
dsDrawTriangle( pReal, RReal, a, c, b, 1 );
dsDrawTriangle( pReal, RReal, b, c, d, 1 );
}
}
dsSetColor (1,1,0);
dsSetTexture (DS_WOOD);
for (i=0; i<num; i++)
{
for (j=0; j < GPB; j++)
{
if (i==selected)
{
dsSetColor (0,0.7,1);
}
else if (! dBodyIsEnabled (obj[i].body))
{
dsSetColor (1,0.8,0);
}
else
{
dsSetColor (1,1,0);
}
if ( obj[i].geom[j] && dGeomGetClass(obj[i].geom[j]) == dTriMeshClass )
{
dTriIndex* Indices = (dTriIndex*)::Indices;
// assume all trimeshes are drawn as bunnies
const dReal* Pos = dGeomGetPosition(obj[i].geom[j]);
const dReal* Rot = dGeomGetRotation(obj[i].geom[j]);
for (int ii = 0; ii < IndexCount / 3; ii++)
{
const dReal v[9] = { // explicit conversion from float to dReal
Vertices[Indices[ii * 3 + 0] * 3 + 0],
Vertices[Indices[ii * 3 + 0] * 3 + 1],
Vertices[Indices[ii * 3 + 0] * 3 + 2],
Vertices[Indices[ii * 3 + 1] * 3 + 0],
Vertices[Indices[ii * 3 + 1] * 3 + 1],
Vertices[Indices[ii * 3 + 1] * 3 + 2],
Vertices[Indices[ii * 3 + 2] * 3 + 0],
Vertices[Indices[ii * 3 + 2] * 3 + 1],
Vertices[Indices[ii * 3 + 2] * 3 + 2]
};
dsDrawTriangle(Pos, Rot, &v[0], &v[3], &v[6], 1);
}
// tell the tri-tri collider the current transform of the trimesh --
// this is fairly important for good results.
// Fill in the (4x4) matrix.
dReal* p_matrix = obj[i].matrix_dblbuff + ( obj[i].last_matrix_index * 16 );
p_matrix[ 0 ] = Rot[ 0 ]; p_matrix[ 1 ] = Rot[ 1 ]; p_matrix[ 2 ] = Rot[ 2 ]; p_matrix[ 3 ] = 0;
p_matrix[ 4 ] = Rot[ 4 ]; p_matrix[ 5 ] = Rot[ 5 ]; p_matrix[ 6 ] = Rot[ 6 ]; p_matrix[ 7 ] = 0;
p_matrix[ 8 ] = Rot[ 8 ]; p_matrix[ 9 ] = Rot[ 9 ]; p_matrix[10 ] = Rot[10 ]; p_matrix[11 ] = 0;
p_matrix[12 ] = Pos[ 0 ]; p_matrix[13 ] = Pos[ 1 ]; p_matrix[14 ] = Pos[ 2 ]; p_matrix[15 ] = 1;
// Flip to other matrix.
obj[i].last_matrix_index = !obj[i].last_matrix_index;
// Apply the 'other' matrix which is the oldest.
dGeomTriMeshSetLastTransform( obj[i].geom[j],
*(dMatrix4*)( obj[i].matrix_dblbuff + ( obj[i].last_matrix_index * 16 ) ) );
}
else
{
drawGeom (obj[i].geom[j],0,0,show_aabb);
}
}
}
if ( show_aabb )
{
// draw the bounding box for this geom
dReal aabb[6];
dGeomGetAABB (gheight,aabb);
dVector3 bbpos;
for (i=0; i<3; i++) bbpos[i] = 0.5*(aabb[i*2] + aabb[i*2+1]);
dVector3 bbsides;
for (i=0; i<3; i++) bbsides[i] = aabb[i*2+1] - aabb[i*2];
dMatrix3 RI;
dRSetIdentity (RI);
dsSetColorAlpha (1,0,0,0.5);
dsDrawBox (bbpos,RI,bbsides);
}
}
void drawGeom (dGeomID g, const dReal *pos, const dReal *R, int show_aabb)
{
int i;
if (!g) return;
if (!pos) pos = dGeomGetPosition (g);
if (!R) R = dGeomGetRotation (g);
int type = dGeomGetClass (g);
if (type == dBoxClass) {
dVector3 sides;
dGeomBoxGetLengths (g,sides);
dsDrawBox (pos,R,sides);
}
else if (type == dSphereClass) {
dsDrawSphere (pos,R,dGeomSphereGetRadius (g));
}
else if (type == dCapsuleClass) {
dReal radius,length;
dGeomCapsuleGetParams (g,&radius,&length);
dsDrawCapsule (pos,R,length,radius);
}
//<---- Convex Object
else if (type == dConvexClass)
{
#if 0
dsDrawConvex(pos,R,planes,
planecount,
points,
pointcount,
polygons);
#else
dsDrawConvex(pos,R,
Sphere_planes,
Sphere_planecount,
Sphere_points,
Sphere_pointcount,
Sphere_polygons);
#endif
}
//----> Convex Object
else if (type == dCylinderClass) {
dReal radius,length;
dGeomCylinderGetParams (g,&radius,&length);
dsDrawCylinder (pos,R,length,radius);
}
else if (type == dGeomTransformClass) {
dGeomID g2 = dGeomTransformGetGeom (g);
const dReal *pos2 = dGeomGetPosition (g2);
const dReal *R2 = dGeomGetRotation (g2);
dVector3 actual_pos;
dMatrix3 actual_R;
dMULTIPLY0_331 (actual_pos,R,pos2);
actual_pos[0] += pos[0];
actual_pos[1] += pos[1];
actual_pos[2] += pos[2];
dMULTIPLY0_333 (actual_R,R,R2);
drawGeom (g2,actual_pos,actual_R,0);
}
if (show_body) {
dBodyID body = dGeomGetBody(g);
if (body) {
const dReal *bodypos = dBodyGetPosition (body);
const dReal *bodyr = dBodyGetRotation (body);
dReal bodySides[3] = { 0.1, 0.1, 0.1 };
dsSetColorAlpha(0,1,0,1);
dsDrawBox(bodypos,bodyr,bodySides);
}
}
if (show_aabb) {
// draw the bounding box for this geom
dReal aabb[6];
dGeomGetAABB (g,aabb);
dVector3 bbpos;
for (i=0; i<3; i++) bbpos[i] = 0.5*(aabb[i*2] + aabb[i*2+1]);
dVector3 bbsides;
for (i=0; i<3; i++) bbsides[i] = aabb[i*2+1] - aabb[i*2];
dMatrix3 RI;
dRSetIdentity (RI);
dsSetColorAlpha (1,0,0,0.5);
dsDrawBox (bbpos,RI,bbsides);
}
}
void drawContext::drawView()
{
OrthofFromGModel();
glMatrixMode(GL_MODELVIEW);
// fill the background
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
if(CTX::instance()->bgGradient){
glPushMatrix();
glLoadIdentity();
const GLfloat squareVertices[] = {
(GLfloat)_top, (GLfloat)_left, 2*_far,
(GLfloat)_top, (GLfloat)_right, 2*_far,
(GLfloat)_bottom, (GLfloat)_left, 2*_far,
(GLfloat)_bottom, (GLfloat)_right, 2*_far,
};
const GLubyte squareColors[] = {
255, 255, 255, 255,
255, 255, 255, 255,
190, 200, 255, 255,
190, 200, 255, 255,
};
glVertexPointer(3, GL_FLOAT, 0, squareVertices);
glEnableClientState(GL_VERTEX_ARRAY);
glColorPointer(4, GL_UNSIGNED_BYTE, 0, squareColors);
glEnableClientState(GL_COLOR_ARRAY);
glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
glDisableClientState(GL_COLOR_ARRAY);
glDisableClientState(GL_VERTEX_ARRAY);
glPopMatrix();
}
checkGlError("Draw background");
glLoadIdentity();
glScalef(_scale[0], _scale[1], _scale[2]);
glTranslatef(_translate[0], _translate[1], _translate[2]);
if(CTX::instance()->rotationCenterCg)
glTranslatef(CTX::instance()->cg[0],
CTX::instance()->cg[1],
CTX::instance()->cg[2]);
else
glTranslatef(CTX::instance()->rotationCenter[0],
CTX::instance()->rotationCenter[1],
CTX::instance()->rotationCenter[2]);
buildRotationMatrix();
glMultMatrixf(_rotatef);
if(CTX::instance()->rotationCenterCg)
glTranslatef(-CTX::instance()->cg[0],
-CTX::instance()->cg[1],
-CTX::instance()->cg[2]);
else
glTranslatef(-CTX::instance()->rotationCenter[0],
-CTX::instance()->rotationCenter[1],
-CTX::instance()->rotationCenter[2]);
checkGlError("Initialize position");
glEnable(GL_DEPTH_TEST);
drawMesh();
checkGlError("Draw mesh");
drawGeom();
checkGlError("Draw geometry");
drawPost();
checkGlError("Draw post-pro");
glDisable(GL_DEPTH_TEST);
drawScale();
checkGlError("Draw scales");
drawAxes();
checkGlError("Draw axes");
}
static void simLoop (int pause)
{
dsSetColor (0,0,2);
dSpaceCollide (space,0,&nearCallback);
if (!pause) dWorldStep (world,0.05);
dAASSERT(terrainY);
dAASSERT(terrainZ);
dsSetColor (0,1,0);
dsDrawTerrainY(0,0,vTerrainLength,vTerrainLength/TERRAINNODES,TERRAINNODES,pTerrainHeights,dGeomGetRotation(terrainY),dGeomGetPosition(terrainY));
dsDrawTerrainZ(0,0,vTerrainLength,vTerrainLength/TERRAINNODES,TERRAINNODES,pTerrainHeights,dGeomGetRotation(terrainZ),dGeomGetPosition(terrainZ));
if (show_aabb)
{
dReal aabb[6];
dGeomGetAABB (terrainY,aabb);
dVector3 bbpos;
int i;
for (i=0; i<3; i++) bbpos[i] = 0.5*(aabb[i*2] + aabb[i*2+1]);
dVector3 bbsides;
for (i=0; i<3; i++) bbsides[i] = aabb[i*2+1] - aabb[i*2];
dMatrix3 RI;
dRSetIdentity (RI);
dsSetColorAlpha (1,0,0,0.5);
dsDrawBox (bbpos,RI,bbsides);
dGeomGetAABB (terrainZ,aabb);
for (i=0; i<3; i++) bbpos[i] = 0.5*(aabb[i*2] + aabb[i*2+1]);
for (i=0; i<3; i++) bbsides[i] = aabb[i*2+1] - aabb[i*2];
dsDrawBox (bbpos,RI,bbsides);
}
dsSetColor (1,1,0);
// remove all contact joints
dJointGroupEmpty (contactgroup);
dsSetColor (1,1,0);
dsSetTexture (DS_WOOD);
for (int i=0; i<num; i++) {
for (int j=0; j < GPB; j++) {
if (i==selected) {
dsSetColor (0,0.7,1);
}
else if (! dBodyIsEnabled (obj[i].body)) {
dsSetColor (1,0,0);
}
else {
dsSetColor (1,1,0);
}
drawGeom (obj[i].geom[j],0,0,show_aabb);
}
}
}
// copied from an OpenDE demo program
void DisplayOpenDESpaces::drawGeom (dGeomID g, const dReal *pos, const dReal *R, int show_aabb)
{
int i;
if (g == nullptr) return;
if (dGeomIsSpace(g) != 0)
{
displaySpace((dSpaceID)g);
return;
}
int type = dGeomGetClass (g);
if (type == dBoxClass)
{
if (pos == nullptr) pos = dGeomGetPosition (g);
if (R == nullptr) R = dGeomGetRotation (g);
dVector3 sides;
dGeomBoxGetLengths (g,sides);
dsDrawBox (pos,R,sides);
}
else if (type == dSphereClass)
{
if (pos == nullptr) pos = dGeomGetPosition (g);
if (R == nullptr) R = dGeomGetRotation (g);
dsDrawSphere (pos,R,dGeomSphereGetRadius (g));
}
else if (type == dCapsuleClass)
{
if (pos == nullptr) pos = dGeomGetPosition (g);
if (R == nullptr) R = dGeomGetRotation (g);
dReal radius,length;
dGeomCapsuleGetParams (g,&radius,&length);
dsDrawCapsule (pos,R,length,radius);
}
else if (type == dCylinderClass)
{
if (pos == nullptr) pos = dGeomGetPosition (g);
if (R == nullptr) R = dGeomGetRotation (g);
dReal radius,length;
dGeomCylinderGetParams (g,&radius,&length);
dsDrawCylinder (pos,R,length,radius);
}
else if (type == dGeomTransformClass)
{
if (pos == nullptr) pos = dGeomGetPosition (g);
if (R == nullptr) R = dGeomGetRotation (g);
dGeomID g2 = dGeomTransformGetGeom (g);
const dReal *pos2 = dGeomGetPosition (g2);
const dReal *R2 = dGeomGetRotation (g2);
dVector3 actual_pos;
dMatrix3 actual_R;
dMULTIPLY0_331 (actual_pos,R,pos2);
actual_pos[0] += pos[0];
actual_pos[1] += pos[1];
actual_pos[2] += pos[2];
dMULTIPLY0_333 (actual_R,R,R2);
drawGeom (g2,actual_pos,actual_R,0);
}
else
show_aabb = 0;
if (show_aabb != 0)
{
// draw the bounding box for this geom
dReal aabb[6];
dGeomGetAABB (g,aabb);
dVector3 bbpos;
for (i=0; i<3; i++) bbpos[i] = 0.5*(aabb[i*2] + aabb[i*2+1]);
dVector3 bbsides;
for (i=0; i<3; i++) bbsides[i] = aabb[i*2+1] - aabb[i*2];
dMatrix3 RI;
dRSetIdentity (RI);
dsSetColorAlpha (1,0,0,0.5);
dsDrawBox (bbpos,RI,bbsides);
}
}
static void simLoop (int pause)
{
dsSetColor (0,0,2);
dSpaceCollide (space,0,&nearCallback);
#if 1
// What is this for??? - Bram
if (!pause)
{
for (int i=0; i<num; i++)
for (int j=0; j < GPB; j++)
if (obj[i].geom[j])
if (dGeomGetClass(obj[i].geom[j]) == dTriMeshClass)
setCurrentTransform(obj[i].geom[j]);
setCurrentTransform(TriMesh1);
setCurrentTransform(TriMesh2);
}
#endif
//if (!pause) dWorldStep (world,0.05);
if (!pause) dWorldQuickStep (world,0.05);
for (int j = 0; j < dSpaceGetNumGeoms(space); j++){
dSpaceGetGeom(space, j);
}
// remove all contact joints
dJointGroupEmpty (contactgroup);
dsSetColor (1,1,0);
dsSetTexture (DS_WOOD);
for (int i=0; i<num; i++) {
for (int j=0; j < GPB; j++) {
if (obj[i].geom[j]) {
if (i==selected) {
dsSetColor (0,0.7,1);
}
else if (! dBodyIsEnabled (obj[i].body)) {
dsSetColor (1,0,0);
}
else {
dsSetColor (1,1,0);
}
if (dGeomGetClass(obj[i].geom[j]) == dTriMeshClass) {
dTriIndex* Indices = (dTriIndex*)::Indices;
// assume all trimeshes are drawn as bunnies
const dReal* Pos = dGeomGetPosition(obj[i].geom[j]);
const dReal* Rot = dGeomGetRotation(obj[i].geom[j]);
for (int ii = 0; ii < IndexCount / 3; ii++) {
const dReal v[9] = { // explicit conversion from float to dReal
Vertices[Indices[ii * 3 + 0] * 3 + 0],
Vertices[Indices[ii * 3 + 0] * 3 + 1],
Vertices[Indices[ii * 3 + 0] * 3 + 2],
Vertices[Indices[ii * 3 + 1] * 3 + 0],
Vertices[Indices[ii * 3 + 1] * 3 + 1],
Vertices[Indices[ii * 3 + 1] * 3 + 2],
Vertices[Indices[ii * 3 + 2] * 3 + 0],
Vertices[Indices[ii * 3 + 2] * 3 + 1],
Vertices[Indices[ii * 3 + 2] * 3 + 2]
};
dsDrawTriangle(Pos, Rot, &v[0], &v[3], &v[6], 1);
}
// tell the tri-tri collider the current transform of the trimesh --
// this is fairly important for good results.
// Fill in the (4x4) matrix.
dReal* p_matrix = obj[i].matrix_dblbuff + ( obj[i].last_matrix_index * 16 );
p_matrix[ 0 ] = Rot[ 0 ]; p_matrix[ 1 ] = Rot[ 1 ]; p_matrix[ 2 ] = Rot[ 2 ]; p_matrix[ 3 ] = 0;
p_matrix[ 4 ] = Rot[ 4 ]; p_matrix[ 5 ] = Rot[ 5 ]; p_matrix[ 6 ] = Rot[ 6 ]; p_matrix[ 7 ] = 0;
p_matrix[ 8 ] = Rot[ 8 ]; p_matrix[ 9 ] = Rot[ 9 ]; p_matrix[10 ] = Rot[10 ]; p_matrix[11 ] = 0;
p_matrix[12 ] = Pos[ 0 ]; p_matrix[13 ] = Pos[ 1 ]; p_matrix[14 ] = Pos[ 2 ]; p_matrix[15 ] = 1;
// Flip to other matrix.
obj[i].last_matrix_index = !obj[i].last_matrix_index;
dGeomTriMeshSetLastTransform( obj[i].geom[j],
*(dMatrix4*)( obj[i].matrix_dblbuff + obj[i].last_matrix_index * 16 ) );
} else {
drawGeom (obj[i].geom[j],0,0,show_aabb);
}
}
}
}
dTriIndex* Indices = (dTriIndex*)::Indices;
{const dReal* Pos = dGeomGetPosition(TriMesh1);
const dReal* Rot = dGeomGetRotation(TriMesh1);
{for (int i = 0; i < IndexCount / 3; i++){
const dReal v[9] = { // explicit conversion from float to dReal
Vertices[Indices[i * 3 + 0] * 3 + 0],
Vertices[Indices[i * 3 + 0] * 3 + 1],
Vertices[Indices[i * 3 + 0] * 3 + 2],
Vertices[Indices[i * 3 + 1] * 3 + 0],
Vertices[Indices[i * 3 + 1] * 3 + 1],
Vertices[Indices[i * 3 + 1] * 3 + 2],
Vertices[Indices[i * 3 + 2] * 3 + 0],
Vertices[Indices[i * 3 + 2] * 3 + 1],
Vertices[Indices[i * 3 + 2] * 3 + 2]
};
dsDrawTriangle(Pos, Rot, &v[0], &v[3], &v[6], 0);
}}}
{const dReal* Pos = dGeomGetPosition(TriMesh2);
const dReal* Rot = dGeomGetRotation(TriMesh2);
{for (int i = 0; i < IndexCount / 3; i++){
const dReal v[9] = { // explicit conversion from float to dReal
Vertices[Indices[i * 3 + 0] * 3 + 0],
Vertices[Indices[i * 3 + 0] * 3 + 1],
Vertices[Indices[i * 3 + 0] * 3 + 2],
Vertices[Indices[i * 3 + 1] * 3 + 0],
Vertices[Indices[i * 3 + 1] * 3 + 1],
Vertices[Indices[i * 3 + 1] * 3 + 2],
Vertices[Indices[i * 3 + 2] * 3 + 0],
Vertices[Indices[i * 3 + 2] * 3 + 1],
Vertices[Indices[i * 3 + 2] * 3 + 2]
};
dsDrawTriangle(Pos, Rot, &v[0], &v[3], &v[6], 1);
}}}
}
/*******************************************************************************
Function that gets called by the event handler to draw the scene.
*******************************************************************************/
void display(void)
{
//glClearColor (red, green, blue, alpha)
glClearColor(1.0f, 1.0f, 1.0f, 1.0f); //Set the background color.
//OK, now clear the screen with the background color.
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
//Load initial matrix transformation.
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
//Locate the camera.
gluLookAt (g_eye[X], g_eye[Y], g_eye[Z], g_ref[X], g_ref[Y], g_ref[Z], 0.0, 1.0, 0.0);
HMatrix arcball_rot;
Ball_Value(g_arcBall,arcball_rot);
glMultMatrixf((float *)arcball_rot);
//Scale the scene in response to mouse commands.
glScalef(g_zoom, g_zoom, g_zoom);
////////////////////// Draw the geometries in World ////////////////////////
//drawGeom( Object.Geom );
//drawGeom( Rod.Geom );
drawGeom(body.Geom);
drawGeom(middleRightLeg.Geom);
drawGeom(middleLeftLeg.Geom);
drawGeom(middleLeftOuterLeg.Geom);
drawGeom(middleRightOuterLeg.Geom);
drawGeom(brLeg.Geom);
drawGeom(backRightOuterLeg.Geom);
drawGeom(blLeg.Geom);
drawGeom(backLeftOuterLeg.Geom);
drawGeom(frLeg.Geom);
drawGeom(frontRightOuterLeg.Geom);
drawGeom(flLeg.Geom);
drawGeom(frontLeftOuterLeg.Geom);
for (auto i = 0; i < animator.foodParticles.size(); ++i)
{
drawGeom(animator.foodParticles.at(i).odeObject.Geom, animator.foodParticles.at(i).colored );
}
drawGeom(target.Geom);
glPushMatrix(); //Draw the collision plane.
glTranslated( 0.0, -0.05, 0.0 );
glScaled( 140.0, 0.1, 140.0 );
GDrawing::setColor( 0.4, 0.4, 1.0 );
GDrawing::drawCube();
glPopMatrix();
////////////////////////////////////////////////////////////////////////////
glutSwapBuffers();
if( g_recording == 1)
g_frameSaver.DumpPPM(g_width,g_height);
}
