Added some initial support for moving parts on aircraft models.
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curt
parent
1aff2f2969
commit
6d399f83f8
1 changed files with 83 additions and 26 deletions
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@ -160,8 +160,14 @@ slSample *s2;
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// ssg variables
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ssgRoot *scene = NULL;
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ssgBranch *terrain = NULL;
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ssgSelector *penguin_sel = NULL;
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ssgTransform *penguin_pos = NULL;
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// aircraft model stuff
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ssgSelector *acmodel_selector = NULL;
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ssgTransform *acmodel_pos = NULL;
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ssgSelector *prop_selector = NULL;
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ssgSelector *flaps_selector = NULL;
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int acmodel_npropsettings;
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int acmodel_proprpms[4][2]; // different propeller settings
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ssgRoot *lighting = NULL;
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ssgBranch *ground = NULL;
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@ -170,7 +176,6 @@ ssgBranch *airport = NULL;
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#ifdef FG_NETWORK_OLK
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ssgSelector *fgd_sel = NULL;
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ssgTransform *fgd_pos = NULL;
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//sgMat4 sgTUX;
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#endif
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// current fdm/position used for view
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@ -240,6 +245,23 @@ void fgBuildRenderStates( void ) {
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menus->enable( GL_BLEND );
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}
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// fgFindNode -- a function that finds a named node in an ssg graph
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ssgEntity *fgFindNode( ssgEntity *node, const char *name ) {
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if ( node->getName() != NULL && strcmp( name, node->getName() ) == 0 ) {
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return node;
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} else if ( node->isAKindOf( ssgTypeBranch() ) ) {
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ssgEntity *kid = ((ssgBranch*)node)->getKid(0);
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while (kid != NULL) {
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ssgEntity *n = fgFindNode(kid, name);
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if (n != NULL)
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return n;
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kid = ((ssgBranch*)node)->getNextKid();
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}
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}
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return NULL;
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}
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// fgInitVisuals() -- Initialize various GL/view parameters
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void fgInitVisuals( void ) {
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@ -585,11 +607,11 @@ void fgRenderFrame( void ) {
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}
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if ( globals->get_viewmgr()->get_current() == 0 ) {
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// disable TuX
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penguin_sel->select(0);
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// disable aircraft model
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acmodel_selector->select(0);
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} else {
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// enable TuX and set up his position and orientation
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penguin_sel->select(1);
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// enable aircraft model and set up its position and orientation
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acmodel_selector->select(1);
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FGViewerRPH *pilot_view =
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(FGViewerRPH *)globals->get_viewmgr()->get_view( 0 );
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@ -616,7 +638,23 @@ void fgRenderFrame( void ) {
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sgCoord tuxpos;
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sgSetCoord( &tuxpos, sgTUX );
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penguin_pos->setTransform( &tuxpos );
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acmodel_pos->setTransform( &tuxpos );
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// set up moving parts
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if (flaps_selector != NULL) {
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flaps_selector->select( (FGBFI::getFlaps() > 0.5f) ? 1 : 2 );
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}
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if (prop_selector != NULL) {
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int propsel_mask = 0;
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for (int i = 0; i < acmodel_npropsettings; i++) {
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if (FGBFI::getRPM() >= acmodel_proprpms[i][0] &&
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FGBFI::getRPM() <= acmodel_proprpms[i][1]) {
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propsel_mask |= 1 << i;
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}
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}
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prop_selector->select(propsel_mask);
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}
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}
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// $$$ begin - added VS Renganthan 17 Oct 2K
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@ -1508,11 +1546,6 @@ int main( int argc, char **argv ) {
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exit(-1);
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}
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//
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// some ssg test stuff (requires data from the plib source
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// distribution) specifically from the ssg tux example
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//
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FGPath modelpath( globals->get_options()->get_fg_root() );
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// modelpath.append( "Models" );
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// modelpath.append( "Geometry" );
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@ -1582,16 +1615,40 @@ int main( int argc, char **argv ) {
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lighting->addKid( airport );
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// temporary visible aircraft "own ship"
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penguin_sel = new ssgSelector;
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penguin_pos = new ssgTransform;
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string tux_path =
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acmodel_selector = new ssgSelector;
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acmodel_pos = new ssgTransform;
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string acmodel_path =
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current_properties.getStringValue("/sim/model/path",
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"Models/Geometry/glider.ac");
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ssgEntity *tux_obj = ssgLoad((char *)(tux_path.c_str()));
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ssgEntity *acmodel_obj = ssgLoad((char *)(acmodel_path.c_str()));
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// find moving parts (if this is an MDL model)
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flaps_selector = (ssgSelector*)fgFindNode( acmodel_obj, "FLAPS" );
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prop_selector = (ssgSelector*)fgFindNode( acmodel_obj, "PROP" );
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acmodel_npropsettings = 0;
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if (prop_selector != NULL) {
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for (ssgEntity* kid = prop_selector->getKid(0); kid != NULL;
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kid = prop_selector->getNextKid()) {
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int prop_low, prop_high;
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if ( sscanf(kid->getName(), "PROP_%d_%d",
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&prop_low, &prop_high) == 2 ) {
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prop_low = (int)((float)prop_low * (5000.0f / 32767.0f));
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prop_high = (int)((float)prop_high * (5000.0f / 32767.0f));
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acmodel_proprpms[acmodel_npropsettings][0] = prop_low ;
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acmodel_proprpms[acmodel_npropsettings][1] = prop_high;
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acmodel_npropsettings++;
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FG_LOG( FG_GENERAL, FG_INFO, "PROPELLER SETTING " << prop_low <<
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" " << prop_high );
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}
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}
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}
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// align the model properly for FGFS
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ssgTransform *tux_align = new ssgTransform;
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tux_align->addKid(tux_obj);
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ssgTransform *acmodel_align = new ssgTransform;
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acmodel_align->addKid(acmodel_obj);
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sgMat4 rot_matrix;
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sgMat4 off_matrix;
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sgMat4 res_matrix;
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@ -1610,14 +1667,14 @@ int main( int argc, char **argv ) {
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sgMakeRotMat4(rot_matrix, h_rot, p_rot, r_rot);
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sgMakeTransMat4(off_matrix, x_off, y_off, z_off);
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sgMultMat4(res_matrix, off_matrix, rot_matrix);
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tux_align->setTransform(res_matrix);
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acmodel_align->setTransform(res_matrix);
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penguin_pos->addKid( tux_align );
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penguin_sel->addKid( penguin_pos );
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ssgFlatten( tux_obj );
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ssgStripify( penguin_sel );
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penguin_sel->clrTraversalMaskBits( SSGTRAV_HOT );
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scene->addKid( penguin_sel );
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acmodel_pos->addKid( acmodel_align );
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acmodel_selector->addKid( acmodel_pos );
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//ssgFlatten( acmodel_obj );
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//ssgStripify( acmodel_selector );
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acmodel_selector->clrTraversalMaskBits( SSGTRAV_HOT );
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scene->addKid( acmodel_selector );
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// $$$ begin - added VS Renganthan 17 Oct 2K
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fgLoadDCS();
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