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Code Issues 150 Wiki Activity

feat(roads): junctions, height above the ground and rounded profile following the terrain

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This commit is contained in:
Hirek
2026-10-03 20:28:37 +02:00
parent e4083d507f
commit daeed40f15
13 changed files with 1963 additions and 103 deletions
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25
simulation/simulationstateserializer.cpp
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@@ -181,6 +181,7 @@ state_serializer::deserialize_continue(std::shared_ptr<deserializer_state> state
// geometry of the roads is generated on each load instead of being kept in the binary terrain file,
// so it's inserted in the region only after that file had its chance to be written
simulation::Roads.create_geometry( Scratchpad );
simulation::Junctions.create_geometry( Scratchpad );
return false;
}
@@ -398,6 +399,8 @@ state_serializer::deserialize_firstinit( cParser &Input, scene::scratch_data &Sc
}
simulation::Paths.InitTracks();
// the junctions tie the lanes of the roads together, what's left loose after that gets closed by the roads
simulation::Junctions.InitJunctions();
simulation::Roads.InitRoads();
simulation::Traction.InitTraction();
simulation::Events.InitEvents();
@@ -521,6 +524,20 @@ state_serializer::deserialize_node( cParser &Input, scene::scratch_data &Scratch
road->create_lanes();
scene::Layers.track( road, { sourcebegin, Input.TokenEnd() } );
}
else if( nodedata.type == "junction" ) {
auto *junction { new junction_node( nodedata ) };
junction->import(
Input,
( Scratchpad.location.offset.empty() ?
glm::dvec3 { 0.0 } :
glm::dvec3 { Scratchpad.location.offset.top() } ) );
if( false == simulation::Junctions.insert( junction ) ) {
ErrorLog( "Bad scenario: duplicate junction name \"" + junction->name() + "\" defined in file \"" + Input.Name() + "\" (line " + std::to_string( inputline ) + ")" );
}
scene::Groups.insert( scene::Groups.handle(), junction );
scene::Layers.track( junction, { sourcebegin, Input.TokenEnd() } );
}
else if( nodedata.type == "traction" ) {
auto *traction { deserialize_traction( Input, Scratchpad, nodedata ) };
@@ -695,6 +712,7 @@ state_serializer::deserialize_node( cParser &Input, scene::scratch_data &Scratch
{ "dynamic", scene::layer_item::vehicle },
{ "track", scene::layer_item::track },
{ "road", scene::layer_item::track },
{ "junction", scene::layer_item::track },
{ "traction", scene::layer_item::traction },
{ "tractionpowersource", scene::layer_item::powersource },
{ "model", scene::layer_item::model },
@@ -1404,6 +1422,11 @@ state_serializer::export_nodes_to_stream(std::ostream &scmfile, bool Dirty) cons
road->export_as_text( scmfile );
}
}
for( auto const *junction : Junctions.sequence() ) {
if( junction != nullptr && false == junction->m_editorremoved && junction->dirty() == Dirty && junction->group() == null_handle ) {
junction->export_as_text( scmfile );
}
}
// traction
scmfile << "// traction\n";
for( auto const *traction : Traction.sequence() ) {
@@ -1459,7 +1482,7 @@ TAnimModel *state_serializer::create_model(const std::string &src, const std::st
std::pair<int, int> state_serializer::preview_include(std::string const &Directive, scene::layer_context const &Context, scene::layer_handle Layer, scene::instance_handle Instance) {
// statements which take more than a single token, with the tokens ending them
static std::unordered_map<std::string, std::string> const nodeends {
{ "dynamic", "enddynamic" }, { "track", "endtrack" }, { "road", "endroad" }, { "traction", "endtraction" }, { "tractionpowersource", "end" }, { "model", "endmodel" },
{ "dynamic", "enddynamic" }, { "track", "endtrack" }, { "road", "endroad" }, { "junction", "endjunction" }, { "traction", "endtraction" }, { "tractionpowersource", "end" }, { "model", "endmodel" },
{ "triangles", "endtri" }, { "triangle_strip", "endtri" }, { "triangle_fan", "endtri" }, { "lines", "endline" }, { "line_strip", "endline" }, { "line_loop", "endline" },
{ "memcell", "endmemcell" }, { "eventlauncher", "end" }, { "sound", "endsound" } };
static std::unordered_map<std::string, std::string> const statementends {