pass z plane to custom line from QuestModule

GWToolboxdll/Widgets/Minimap/CustomRenderer.cpp

@@ -273,7 +273,9 @@ bool CustomRenderer::RemoveCustomLine(CustomRenderer::CustomLine* line)
 
 CustomRenderer::CustomLine* CustomRenderer::AddCustomLine(const GW::GamePos& from, const GW::GamePos& to, const char* _name, bool draw_everywhere)
 {
- const auto line = new CustomLine(GW::Vec3f(from), GW::Vec3f(to), GW::Map::GetMapID(), _name, draw_everywhere);
+ const auto p1 = GW::Vec3f{from.x, from.y, static_cast<float>(from.zplane)};
+ const auto p2 = GW::Vec3f{to.x, to.y, static_cast<float>(to.zplane)};
+ const auto line = new CustomLine(p1, p2, GW::Map::GetMapID(), _name, draw_everywhere);
  lines.push_back(line);
  markers_changed = true;
  return line;

GWToolboxdll/Widgets/Minimap/GameWorldRenderer.cpp

@@ -54,7 +54,7 @@ namespace {
 
  GameWorldRenderer::GenericPolyRenderable* find_matching_poly(const GameWorldRenderer::GenericPolyRenderable& poly_to_find) {
  // Check to see if we've already got this poly plotted; this will save us having to calculate altitude later.
- auto found = std::ranges::find_if(renderables, [&poly_to_find](const GameWorldRenderer::GenericPolyRenderable& check) {
+ const auto found = std::ranges::find_if(renderables, [&poly_to_find](const GameWorldRenderer::GenericPolyRenderable& check) {
  if (!(check.map_id == poly_to_find.map_id
  && check.col == poly_to_find.col
  && check.filled == poly_to_find.filled
@@ -101,7 +101,8 @@ namespace {
  // to appear.
 
  // @Cleanup: zplane needs setting properly here!
- GW::Map::QueryAltitude({ vertices[i].x, vertices[i].y, 0 }, 5.f, altitude);
+ const auto z_plane = vertices[i].z == static_cast<int>(vertices[i].z) ? static_cast<unsigned>(vertices[i].z) : 0u; // 0 = unknown
+ GW::Map::QueryAltitude({ vertices[i].x, vertices[i].y, z_plane}, 5.f, altitude);
 
  if (altitude < vertices[i].z) {
  // recall that the Up camera component is inverted