bool DEntity::LoadFromPrt( char *filename ){
CPortals portals;
strcpy( portals.fn, filename );
portals.Load();
if ( portals.node_count == 0 ) {
return false;
}
ClearBrushes();
ClearEPairs();
bool build = false;
for ( unsigned int i = 0; i < portals.node_count; i++ )
{
build = false;
DBrush* brush = NewBrush();
for ( unsigned int j = 0; j < portals.node[i].portal_count; j++ )
{
for ( unsigned int k = 0; k < portals.node[i].portal[j].point_count - 2; k++ )
{
vec3_t v1{}, v2{}, normal{}, n{};
VectorSubtract( portals.node[i].portal[j].point[k + 2].p, portals.node[i].portal[j].point[k + 1].p, v1 );
VectorSubtract( portals.node[i].portal[j].point[k].p, portals.node[i].portal[j].point[k + 1].p, v2 );
CrossProduct( v1, v2, n );
VectorNormalize( n, v2 );
if ( k == 0 ) {
VectorCopy( v2, normal );
}
else
{
VectorSubtract( v2, normal, v1 );
if ( VectorLength( v1 ) > 0.01 ) {
build = true;
break;
}
}
}
if ( !build ) {
brush->AddFace( portals.node[i].portal[j].point[2].p, portals.node[i].portal[j].point[1].p, portals.node[i].portal[j].point[0].p, "textures/common/caulk", false );
}
else{
brush->AddFace( portals.node[i].portal[j].point[0].p, portals.node[i].portal[j].point[1].p, portals.node[i].portal[j].point[2].p, "textures/common/caulk", false );
}
}
if ( build ) {
brush->BuildInRadiant( false, NULL );
}
}
return true;
}
void DShape::BuildRegularPrism( vec3_t min, vec3_t max, int nSides, bool bAlignTop ){
vec3_t vc[MAX_POLYGON_FACES + 2], vd[MAX_POLYGON_FACES + 2];
vec3_t radius;
vec3_t origin;
VectorSubtract( max, min, radius );
VectorScale( radius, 0.5f, radius );
// calc 3d radius and origin
VectorAdd( max, min, origin );
VectorScale( origin, 0.5f, origin );
float phase = 0.0f;
if ( bAlignTop ) {
phase = -( Q_PI / nSides );
VectorScale( radius, static_cast< float >( 1 / cos( phase ) ), radius );
}
//----- Build Polygon Vertices -----
int i;
for ( i = 0; i < nSides; i++ )
{
VectorCopy( origin, vc[i] );
VectorCopy( origin, vd[i] );
vc[i][2] = min[2];
vd[i][2] = max[2];
vc[i][0] += radius[0] * sinf( ( 2 * Q_PI * i / nSides ) + phase );
vc[i][1] += radius[1] * cosf( ( 2 * Q_PI * i / nSides ) + phase );
vd[i][0] = vc[i][0];
vd[i][1] = vc[i][1];
}
VectorCopy( vc[0], vc[nSides] );
VectorCopy( vd[0], vd[nSides] );
VectorCopy( vc[1], vc[nSides + 1] );
VectorCopy( vd[1], vd[nSides + 1] );
//----------------------------------
DBrush* pB = m_Container.GetWorldSpawn()->NewBrush( m_nNextBrush++ );
for ( i = 1; i <= nSides; i++ )
pB->AddFace( vc[i - 1], vc[i], vd[i], GetCurrentTexture(), FALSE );
pB->AddFace( vc[2], vc[1], vc[0], "textures/common/caulk", FALSE );
pB->AddFace( vd[0], vd[1], vd[2], "textures/common/caulk", FALSE );
}
DBrush* DShape::GetBoundingCube( vec3_t min, vec3_t max, const char *textureName, DEntity* ent, bool* bUseFaces ){
DBrush* pB;
if ( ent == NULL ) {
pB = m_Container.GetWorldSpawn()->NewBrush( m_nNextBrush++ );
}
else{
pB = ent->NewBrush( m_nNextBrush++ );
}
//----- Build Outer Bounds ---------
vec3_t v1, v2, v3, v5, v6, v7;
VectorCopy( min, v1 );
VectorCopy( min, v2 );
VectorCopy( min, v3 );
VectorCopy( max, v5 );
VectorCopy( max, v6 );
VectorCopy( max, v7 );
v2[0] = max[0];
v3[1] = max[1];
v6[0] = min[0];
v7[1] = min[1];
//----------------------------------
//----- Add Six Cube Faces ---------
if ( bUseFaces[0] ) {
pB->AddFace( v1, v2, v3, textureName, FALSE );
}
if ( bUseFaces[1] ) {
pB->AddFace( v1, v3, v6, textureName, FALSE );
}
if ( bUseFaces[2] ) {
pB->AddFace( v1, v7, v2, textureName, FALSE );
}
if ( bUseFaces[3] ) {
pB->AddFace( v5, v6, v3, textureName, FALSE );
}
if ( bUseFaces[4] ) {
pB->AddFace( v5, v2, v7, textureName, FALSE );
}
if ( bUseFaces[5] ) {
pB->AddFace( v5, v7, v6, textureName, FALSE );
}
//----------------------------------
return pB;
}
DBrush* DShape::GetBoundingCube_Ext( vec3_t min, vec3_t max, const char *textureName, bool* bUseFaces, bool detail ){
DBrush* pB = new DBrush;
//----- Build Outer Bounds ---------
vec3_t v1, v2, v3, v5, v6, v7;
VectorCopy( min, v1 );
VectorCopy( min, v2 );
VectorCopy( min, v3 );
VectorCopy( max, v5 );
VectorCopy( max, v6 );
VectorCopy( max, v7 );
v2[0] = max[0];
v3[1] = max[1];
v6[0] = min[0];
v7[1] = min[1];
//----------------------------------
//----- Add Six Cube Faces ---------
if ( bUseFaces[0] ) {
pB->AddFace( v1, v2, v3, textureName, detail );
}
if ( bUseFaces[1] ) {
pB->AddFace( v1, v3, v6, textureName, detail );
}
if ( bUseFaces[2] ) {
pB->AddFace( v1, v7, v2, textureName, detail );
}
if ( bUseFaces[3] ) {
pB->AddFace( v5, v6, v3, textureName, detail );
}
if ( bUseFaces[4] ) {
pB->AddFace( v5, v2, v7, textureName, detail );
}
if ( bUseFaces[5] ) {
pB->AddFace( v5, v7, v6, textureName, detail );
}
//----------------------------------
return pB;
}
DPlane* DEntity::AddFaceToBrush( vec3_t va, vec3_t vb, vec3_t vc, _QERFaceData* faceData, int ID ){
DBrush* buildBrush = GetBrushForID( ID );
return buildBrush->AddFace( va, vb, vc, faceData );
// slow, dont use much
}
void DShape::BuildBorderedPrism( vec3_t min, vec3_t max, int nSides, int nBorder, bool bAlignTop ){
vec3_t va[MAX_POLYGON_FACES + 2], vb[MAX_POLYGON_FACES + 2];
vec3_t vc[MAX_POLYGON_FACES + 2], vd[MAX_POLYGON_FACES + 2];
vec3_t radius;
vec3_t origin;
VectorSubtract( max, min, radius );
VectorScale( radius, 0.5f, radius );
// calc 3d radius and origin
VectorAdd( max, min, origin );
VectorScale( origin, 0.5f, origin );
if ( nBorder >= Min( radius[0], radius[1] ) ) {
// DoMessageBox("Border is too large", "Error", MB_OK);
return;
}
float phase = 0.0f;
if ( bAlignTop ) {
phase = -( Q_PI / nSides );
VectorScale( radius, static_cast< float >( 1 / cos( phase ) ), radius );
}
//----- Build Polygon Vertices -----
int i;
for ( i = 0; i < nSides; i++ )
{
VectorCopy( origin, va[i] );
VectorCopy( origin, vb[i] );
VectorCopy( origin, vc[i] );
VectorCopy( origin, vd[i] );
va[i][2] = min[2];
vb[i][2] = max[2];
va[i][0] += ( radius[0] - nBorder ) * sinf( ( 2 * Q_PI * i / nSides ) + phase );
va[i][1] += ( radius[1] - nBorder ) * cosf( ( 2 * Q_PI * i / nSides ) + phase );
vb[i][0] = va[i][0];
vb[i][1] = va[i][1];
vc[i][2] = min[2];
vd[i][2] = max[2];
vc[i][0] += radius[0] * sinf( ( 2 * Q_PI * i / nSides ) + phase );
vc[i][1] += radius[1] * cosf( ( 2 * Q_PI * i / nSides ) + phase );
vd[i][0] = vc[i][0];
vd[i][1] = vc[i][1];
}
VectorCopy( va[0], va[nSides] );
VectorCopy( vb[0], vb[nSides] );
VectorCopy( va[1], va[nSides + 1] );
VectorCopy( vb[1], vb[nSides + 1] );
VectorCopy( vc[0], vc[nSides] );
VectorCopy( vd[0], vd[nSides] );
VectorCopy( vc[1], vc[nSides + 1] );
VectorCopy( vd[1], vd[nSides + 1] );
//----------------------------------
for ( i = 1; i <= nSides; i++ )
{
DBrush* pB = GetBoundingCube( min, max, "textures/common/caulk" );
pB->AddFace( origin, vc[i - 1], vd[i - 1], "textures/common/caulk", FALSE );
pB->AddFace( origin, vd[i], vc[i], "textures/common/caulk", FALSE );
pB->AddFace( vc[i - 1], vc[i], vd[i], GetCurrentTexture(), FALSE );
pB->AddFace( vb[i], va[i], va[i - 1], GetCurrentTexture(), FALSE );
}
}
void DShape::BuildInversePrism( vec3_t min, vec3_t max, int nSides, bool bAlignTop ){
vec3_t va[MAX_POLYGON_FACES + 1], vb[MAX_POLYGON_FACES + 1];
vec3_t radius;
vec3_t origin;
VectorSubtract( max, min, radius );
VectorScale( radius, 0.5f, radius );
// calc 3d radius and origin
VectorAdd( max, min, origin );
VectorScale( origin, 0.5f, origin );
float phase = 0.0f;
if ( bAlignTop ) {
phase = -( Q_PI / nSides );
VectorScale( radius, static_cast< float >( 1 / cos( phase ) ), radius );
}
//----- Build Polygon Vertices -----
int i;
for ( i = 0; i < nSides; i++ )
{
VectorCopy( origin, va[i] );
VectorCopy( origin, vb[i] );
va[i][2] = min[2];
vb[i][2] = max[2];
va[i][0] += radius[0] * sinf( ( 2 * Q_PI * i / nSides ) + phase );
va[i][1] += radius[1] * cosf( ( 2 * Q_PI * i / nSides ) + phase );
vb[i][0] = va[i][0];
vb[i][1] = va[i][1];
}
VectorCopy( va[0], va[nSides] );
VectorCopy( vb[0], vb[nSides] );
//----------------------------------
for ( i = 1; i <= nSides; i++ )
{
DBrush* pB = GetBoundingCube( min, max, "textures/common/caulk" );
vec3_t top, bottom;
VectorCopy( va[i - 1], top );
VectorCopy( va[i], bottom );
if ( va[i - 1][1] > va[i][1] ) {
top[0] += 5;
bottom[0] += 5;
}
else // flip direction of plane on crossover
{
top[0] -= 5;
bottom[0] -= 5;
}
if ( top[1] != bottom[1] ) { // internal line is flat already if true
pB->AddFace( va[i - 1], top, vb[i - 1], "textures/common/caulk", FALSE );
pB->AddFace( va[i], vb[i], bottom, "textures/common/caulk", FALSE );
} // add cut-off planes
pB->AddFace( va[i - 1], vb[i - 1], vb[i], GetCurrentTexture(), FALSE );
// add internal polygon plane
}
}