void init(void)
{ GLuint id = 1;
glClearColor(0, 0, 0, 0);
glColor3f(1, 1, 1);
glShadeModel(GL_SMOOTH);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
gluPerspective(45, 1, 1, 100);
glEnable(GL_LIGHTING);
//init our scenegraph
SG = new SceneGraph();
insertLight(light_pos1, amb1, diff1, spec1, 1);
insertLight(light_pos0, amb0, diff0, spec0, 0);
}
void MainForm::insertWorld(engine::IBSP* bsp, HTREEITEM parentItem)
{
HTREEITEM bspItem = assetGraph.InsertItem(
bsp->getName(),
0, 0,
parentItem,
TVI_LAST
);
assert( bspItem != NULL );
assetGraph.SetItemData( bspItem, (DWORD)( bsp ) );
HTREEITEM sectorFolder = assetGraph.InsertItem(
"BSP",
-1, -1,
bspItem,
TVI_LAST
);
assert( sectorFolder != NULL );
// collect sectors
BSPSectorL sectors;
bsp->forAllSectors( collectSectorCB, §ors );
for( BSPSectorI sectorI = sectors.begin(); sectorI != sectors.end(); sectorI++ )
{
if( (*sectorI)->isLeaf() )
{
insertSector( *sectorI, sectorFolder );
}
}
// collect lights
LightL lights;
bsp->forAllLights( collectLightCB, &lights );
if( lights.size() )
{
HTREEITEM lightFolder = assetGraph.InsertItem(
"Lights",
-1, -1,
bspItem,
TVI_LAST
);
assert( lightFolder != NULL );
for( LightI lightI = lights.begin(); lightI != lights.end(); lightI++ )
{
insertLight( *lightI, lightFolder );
}
}
// add clumps from asset
for( ClumpI clumpI = clumpList.begin(); clumpI != clumpList.end(); clumpI++ )
{
insertClump( *clumpI, bspItem );
}
}
void MainForm::insertFrame(engine::IFrame* frame, HTREEITEM parentItem, AtomicL& atomics, LightL& lights)
{
const char* frameName = frame->getName();
if( frameName == NULL || strcmp( frameName, "" ) == 0 )
{
frameName = "Root";
}
HTREEITEM frameItem = assetGraph.InsertItem(
frameName,
2, 2,
parentItem,
TVI_LAST
);
assert( frameItem != NULL );
assetGraph.SetItemData( frameItem, (DWORD)( frame ) );
// attach children frames
FrameL childrenFrames;
frame->forAllChildren( collectChildrenFramesCB, &childrenFrames );
for( FrameI frameI = childrenFrames.begin(); frameI != childrenFrames.end(); frameI++ )
{
insertFrame( *frameI, frameItem, atomics, lights );
}
// find atomics, attached to this frame
for( AtomicI atomicI = atomics.begin(); atomicI != atomics.end(); atomicI++ )
{
if( (*atomicI)->getFrame() == frame )
{
insertAtomic( *atomicI, frameItem );
}
}
// find lights, attached to this frame
for( LightI lightI = lights.begin(); lightI != lights.end(); lightI++ )
{
if( (*lightI)->getFrame() == frame )
{
insertLight( *lightI, frameItem );
}
}
}
//callbacks
void keyboard(unsigned char key, int x, int y)
{
switch (key)
{
case 27:
exit (0);
break;
//draw objects
case 'y':
insertObj(Cube);
break;
case 'u':
insertObj(Sphere);
break;
case 'i':
insertObj(Cone);
break;
case 'o':
insertObj(Torus);
break;
case 'p':
insertObj(Teapot);
break;
//transformations
case 'a': //-x
if (sceneObjs->size()!=0) {
if (mode%3==0) currentObj->translate(-0.1, 0, 0);
if (mode%3==1&&!currentObj->isLight) currentObj->scale(-0.1, 0,0);
if (mode%3==2&&!currentObj->isLight) currentObj->rotate(-5,0,0);
}
break;
case 'd': //+x
if (sceneObjs->size()!=0) {
if (mode%3==0) currentObj->translate(0.1, 0, 0);
if (mode%3==1&&!currentObj->isLight) currentObj->scale(0.1,0,0);
if (mode%3==2&&!currentObj->isLight) currentObj->rotate(5,0,0);
}
break;
case 'q': //-z
if (sceneObjs->size()!=0) {
if (mode%3==0) currentObj->translate(0, 0, -0.1);
if (mode%3==1&&!currentObj->isLight) currentObj->scale(0, 0,-0.1);
if (mode%3==2&&!currentObj->isLight) currentObj->rotate(0,0,-5);
}
break;
case 'e': //+z
if (sceneObjs->size()!=0) {
if (mode%3==0) currentObj->translate(0, 0, 0.1);
if (mode%3==1&&!currentObj->isLight) currentObj->scale(0, 0,0.1);
if (mode%3==2&&!currentObj->isLight) currentObj->rotate(0,0,5);
}
break;
case 's': //-y
if (sceneObjs->size()!=0) {
if (mode%3==0) currentObj->translate(0, -0.1, 0);
if (mode%3==1&&!currentObj->isLight) currentObj->scale(0, -0.1,0);
if (mode%3==2&&!currentObj->isLight) currentObj->rotate(0,-5,0);
}
break;
case 'w': //+y
if (sceneObjs->size()!=0) {
if (mode%3==0) currentObj->translate(0, 0.1, 0);
if (mode%3==1&&!currentObj->isLight) currentObj->scale(0, 0.1,0);
if (mode%3==2&&!currentObj->isLight) currentObj->rotate(0,5,0);
}
break;
case 't': //transform type toggle
mode++;
if (mode%3==0) transformMode = t;
if (mode%3==1) transformMode = s;
if (mode%3==2) transformMode = r;
break;
case 32: //load/save
if (glutGetModifiers()==GLUT_ACTIVE_CTRL) {
sceneObjs = SG->load();
nextChild = sceneObjs->size();
currentObj = sceneObjs->at(0);
currentObj->select();
}
else SG->save();
break;
//toggle materials
case '1':
curMat = m1;
break;
case '2':
curMat = m2;
break;
case '3':
curMat = m3;
break;
case '4':
curMat = m4;
break;
case '5':
curMat = m5;
break;
//change selected object's material to current material
case 'm':
if (!currentObj->isLight) currentObj->changeMaterial(curMat);
break;
//delete selected object
case 'x':
if (sceneObjs->size()!=0) {
deleteObj(currentObj->ID);
}
break;
//reset scene
case 'r':
SG = new SceneGraph();
nextChild = 0;
sceneObjs = new vector<SceneObj*>;
insertLight(light_pos0, amb0, diff0, spec0, 0);
insertLight(light_pos1, amb1, diff1, spec1, 1);
break;
case 9: // toggle selected object (was used before ray picking implemented, still useful anyway)
currentObj->unselect();
currentObj = sceneObjs->at(currentObjIndex++%sceneObjs->size());
currentObj->select();
break;
default:
break;
}
glutPostRedisplay();
}
