void WaveFrontExporter::visit(const scene::INodePtr& node) const
{
IBrushNodePtr brushNode = boost::dynamic_pointer_cast<IBrushNode>(node);
if (brushNode != NULL)
{
// SelectionSystem Visitor is const, what a pain
const_cast<WaveFrontExporter&>(*this).exportBrush(brushNode->getIBrush());
return;
}
IPatchNodePtr patchNode = boost::dynamic_pointer_cast<IPatchNode>(node);
if (patchNode != NULL)
{
const_cast<WaveFrontExporter&>(*this).exportPatch(patchNode->getPatch());
return;
}
}
scene::INodePtr BrushDef3Parser::parse(parser::DefTokeniser& tok) const
{
// Create a new brush
scene::INodePtr node = GlobalBrushCreator().createBrush();
// Cast the node, this must succeed
IBrushNodePtr brushNode = boost::dynamic_pointer_cast<IBrushNode>(node);
assert(brushNode != NULL);
IBrush& brush = brushNode->getIBrush();
tok.assertNextToken("{");
// Parse face tokens until a closing brace is encountered
while (1)
{
std::string token = tok.nextToken();
// Token should be either a "(" (start of face) or "}" (end of brush)
if (token == "}")
{
break; // end of brush
}
else if (token == "(") // FACE
{
// Construct a plane and parse its values
Plane3 plane;
plane.normal().x() = string::to_float(tok.nextToken());
plane.normal().y() = string::to_float(tok.nextToken());
plane.normal().z() = string::to_float(tok.nextToken());
plane.dist() = -string::to_float(tok.nextToken()); // negate d
tok.assertNextToken(")");
// Parse TexDef
Matrix4 texdef;
tok.assertNextToken("(");
tok.assertNextToken("(");
texdef.xx() = string::to_float(tok.nextToken());
texdef.yx() = string::to_float(tok.nextToken());
texdef.tx() = string::to_float(tok.nextToken());
tok.assertNextToken(")");
tok.assertNextToken("(");
texdef.xy() = string::to_float(tok.nextToken());
texdef.yy() = string::to_float(tok.nextToken());
texdef.ty() = string::to_float(tok.nextToken());
tok.assertNextToken(")");
tok.assertNextToken(")");
// Parse Shader
std::string shader = tok.nextToken();
// Parse Flags (usually each brush has all faces detail or all faces structural)
IBrush::DetailFlag flag = static_cast<IBrush::DetailFlag>(
string::convert<std::size_t>(tok.nextToken(), IBrush::Structural));
brush.setDetailFlag(flag);
// Ignore the other two flags
tok.skipTokens(2);
// Finally, add the new face to the brush
/*IFace& face = */brush.addFace(plane, texdef, shader);
}
else {
std::string text = (boost::format(_("BrushDef3Parser: invalid token '%s'")) % token).str();
throw parser::ParseException(text);
}
}
// Final outer "}"
tok.assertNextToken("}");
return node;
}
/*
// Example Primitive
{
brushDef
{
( -1216 -464 232 ) ( -1088 -464 232 ) ( -1088 -80 120 ) ( ( 0.031250 0 14 ) ( -0.000009 0.031250 4.471550 ) ) common/caulk 134217728 4 0
( -1088 -464 248 ) ( -1216 -464 248 ) ( -1216 -80 136 ) ( ( 0 -0.031373 -0.147059 ) ( 0.007812 0 0.049020 ) ) common/caulk 134217728 0 0
( -1088 -560 120 ) ( -1088 -560 136 ) ( -1088 -80 136 ) ( ( 0.031250 0 16.500000 ) ( 0 0.031250 0.250000 ) ) common/caulk 134217728 4 0
( -1088 -80 136 ) ( -1216 -80 136 ) ( -1216 -80 8 ) ( ( 0.031250 0 2 ) ( 0 0.031250 0.250000 ) ) common/caulk 134217728 4 0
( -1216 -400 136 ) ( -1216 -400 120 ) ( -1216 -80 120 ) ( ( 0.031250 0 -16.500000 ) ( 0 0.031250 0.250000 ) ) common/caulk 134217728 4 0
( -1088 -464 232 ) ( -1216 -464 232 ) ( -1216 -464 248 ) ( ( 0.031250 0 -2 ) ( 0 0.031250 0.250000 ) ) common/caulk 134217728 4 0
}
}
*/
scene::INodePtr BrushDefParser::parse(parser::DefTokeniser& tok) const
{
// Create a new brush
scene::INodePtr node = GlobalBrushCreator().createBrush();
// Cast the node, this must succeed
IBrushNodePtr brushNode = boost::dynamic_pointer_cast<IBrushNode>(node);
assert(brushNode != NULL);
IBrush& brush = brushNode->getIBrush();
tok.assertNextToken("{");
// Parse face tokens until a closing brace is encountered
while (1)
{
std::string token = tok.nextToken();
// Token should be either a "(" (start of face) or "}" (end of brush)
if (token == "}")
{
break; // end of brush
}
else if (token == "(") // FACE
{
// Parse three 3D points to construct a plane
Vector3 p1(string::to_float(tok.nextToken()), string::to_float(tok.nextToken()), string::to_float(tok.nextToken()));
tok.assertNextToken(")");
tok.assertNextToken("(");
Vector3 p2(string::to_float(tok.nextToken()), string::to_float(tok.nextToken()), string::to_float(tok.nextToken()));
tok.assertNextToken(")");
tok.assertNextToken("(");
Vector3 p3(string::to_float(tok.nextToken()), string::to_float(tok.nextToken()), string::to_float(tok.nextToken()));
tok.assertNextToken(")");
// Construct the plane from the three points
Plane3 plane(p1, p2, p3);
// Parse TexDef
Matrix4 texdef;
tok.assertNextToken("(");
tok.assertNextToken("(");
texdef.xx() = string::to_float(tok.nextToken());
texdef.yx() = string::to_float(tok.nextToken());
texdef.tx() = string::to_float(tok.nextToken());
tok.assertNextToken(")");
tok.assertNextToken("(");
texdef.xy() = string::to_float(tok.nextToken());
texdef.yy() = string::to_float(tok.nextToken());
texdef.ty() = string::to_float(tok.nextToken());
tok.assertNextToken(")");
tok.assertNextToken(")");
// Parse Shader, brushDef has an implicit "textures/" not written to the map
std::string shader = "textures/" + tok.nextToken();
// Parse Contents Flags (and ignore them)
tok.skipTokens(3);
// Finally, add the new face to the brush
/*IFace& face = */brush.addFace(plane, texdef, shader);
}
else
{
std::string text = (boost::format(_("BrushDefParser: invalid token '%s'")) % token).str();
throw parser::ParseException(text);
}
}
// Final outer "}"
tok.assertNextToken("}");
return node;
}
