void RoadGraphRenderer::renderArea(const AbstractArea& area, float height) {
std::vector<RenderablePtr> renderables;
renderables.push_back(RenderablePtr(new Renderable(GL_LINE_STIPPLE, 3.0f)));
renderables.push_back(RenderablePtr(new Renderable(GL_POINTS, 10.0f)));
Vertex v;
v.color[0] = 0.0f;
v.color[1] = 0.0f;
v.color[2] = 1.0f;
v.normal[0] = 0.0f;
v.normal[1] = 0.0f;
v.normal[2] = 1.0f;
for (int i = 0; i < area.polyline().size(); i++) {
v.location[0] = area.polyline()[i].x();
v.location[1] = area.polyline()[i].y();
v.location[2] = height;
renderables[0]->vertices.push_back(v);
renderables[1]->vertices.push_back(v);
}
v.location[0] = area.polyline()[0].x();
v.location[1] = area.polyline()[0].y();
v.location[2] = height;
renderables[0]->vertices.push_back(v);
render(renderables);
}
void Renderer::renderPolyline(const Polyline2D& polyline, GLenum lineType, float height) {
std::vector<RenderablePtr> renderables;
renderables.push_back(RenderablePtr(new Renderable(lineType, 3.0f)));
renderables.push_back(RenderablePtr(new Renderable(GL_POINTS, 10.0f)));
Vertex v;
v.color[0] = 0.0f;
v.color[1] = 0.0f;
v.color[2] = 1.0f;
v.normal[0] = 0.0f;
v.normal[1] = 0.0f;
v.normal[2] = 1.0f;
// add lines
for (int i = 0; i < polyline.size(); i++) {
v.location[0] = polyline[i].x();
v.location[1] = polyline[i].y();
v.location[2] = height;
renderables[0]->vertices.push_back(v);
renderables[1]->vertices.push_back(v);
}
render(renderables);
}
/**
* 与えられたポリゴンに基づいて、閉じた領域を描画する。
* ただし、ポリゴンデータ自体は、閉じていなくて良い。
*/
void Renderer::renderArea(const Polygon2D& area, GLenum lineType, const QColor& color, float height) {
std::vector<RenderablePtr> renderables;
renderables.push_back(RenderablePtr(new Renderable(lineType, 3.0f)));
renderables.push_back(RenderablePtr(new Renderable(GL_POINTS, 10.0f)));
Vertex v;
v.color[0] = color.redF();
v.color[1] = color.greenF();
v.color[2] = color.blueF();
v.color[3] = color.alphaF();
v.normal[0] = 0.0f;
v.normal[1] = 0.0f;
v.normal[2] = 1.0f;
for (int i = 0; i < area.size(); i++) {
v.location[0] = area[i].x();
v.location[1] = area[i].y();
v.location[2] = height;
renderables[0]->vertices.push_back(v);
renderables[1]->vertices.push_back(v);
}
v.location[0] = area[0].x();
v.location[1] = area[0].y();
v.location[2] = height;
renderables[0]->vertices.push_back(v);
render(renderables);
}
void RoadGraphRenderer::renderPolyline(std::vector<QVector2D>& polyline, float height) {
std::vector<RenderablePtr> renderables;
renderables.push_back(RenderablePtr(new Renderable(GL_LINE_STRIP, 3.0f)));
renderables.push_back(RenderablePtr(new Renderable(GL_POINTS, 10.0f)));
Vertex v;
v.color[0] = 0.0f;
v.color[1] = 0.0f;
v.color[2] = 1.0f;
v.normal[0] = 0.0f;
v.normal[1] = 0.0f;
v.normal[2] = 1.0f;
// add lines
for (int i = 0; i < polyline.size(); i++) {
v.location[0] = polyline[i].x();
v.location[1] = polyline[i].y();
v.location[2] = height;
renderables[0]->vertices.push_back(v);
renderables[1]->vertices.push_back(v);
}
render(renderables);
}
void RoadGraphRenderer::renderVoronoiDiagram(VoronoiDiagram& vd, float height) {
std::vector<RenderablePtr> renderables;
renderables.push_back(RenderablePtr(new Renderable(GL_LINES, 3.0f)));
renderables.push_back(RenderablePtr(new Renderable(GL_POINTS, 10.0f)));
Vertex v;
v.color[0] = 0.0f;
v.color[1] = 0.7f;
v.color[2] = 0.7f;
v.normal[0] = 0.0f;
v.normal[1] = 0.0f;
v.normal[2] = 1.0f;
v.location[2] = height;
// add voronoi edges
RoadEdgeIter ei, eend;
for (boost::tie(ei, eend) = boost::edges(vd.edges.graph); ei != eend; ++ei) {
if (!(vd.edges.graph[*ei]->valid)) continue;
RoadVertexDesc src = boost::source(*ei, vd.edges.graph);
RoadVertexDesc tgt = boost::target(*ei, vd.edges.graph);
v.location[0] = vd.edges.graph[src]->pt.x();
v.location[1] = vd.edges.graph[tgt]->pt.y();
renderables[0]->vertices.push_back(v);
}
// add voronoi points
for (int i = 0; i < vd.points.size(); i++) {
v.location[0] = vd.points[i].x();
v.location[1] = vd.points[i].y();
if (vd.groups[i] == 0) {
v.color[0] = 1.0f;
v.color[1] = 0.0f;
v.color[2] = 0.0f;
} else {
v.color[0] = 0.0f;
v.color[1] = 0.0f;
v.color[2] = 1.0f;
}
renderables[1]->vertices.push_back(v);
}
render(renderables);
}
void SimpleFlatTerrain::generateMesh() {
renderables.clear();
renderables.push_back(RenderablePtr(new Renderable(GL_QUADS)));
Vertex v;
v.color[0] = 233.0f / 255.0f;
v.color[1] = 229.0f / 255.0f;
v.color[2] = 220.0f / 255.0f;
v.color[3] = 1.0f;
v.normal[0] = 0.0f;
v.normal[1] = 0.0f;
v.normal[2] = 1.0f;
v.location[0] = -width/2;
v.location[1] = -depth/2;
v.location[2] = elevation;
renderables[0]->vertices.push_back(v);
v.location[0] = width/2;
v.location[1] = -depth/2;
renderables[0]->vertices.push_back(v);
v.location[0] = width/2;
v.location[1] = depth/2;
renderables[0]->vertices.push_back(v);
v.location[0] = -width/2;
v.location[1] = depth/2;
renderables[0]->vertices.push_back(v);
modified = false;
}
void RoadGraph::generateMesh() {
if (!modified) return;
renderables.clear();
renderables.push_back(RenderablePtr(new Renderable(GL_TRIANGLES)));
renderables.push_back(RenderablePtr(new Renderable(GL_POINTS, 10.0f)));
// road edge
RoadEdgeIter ei, eend;
for (boost::tie(ei, eend) = boost::edges(graph); ei != eend; ++ei) {
if (!graph[*ei]->valid) continue;
RoadEdgePtr edge = graph[*ei];
float height;
switch (edge->type) {
case RoadEdge::TYPE_HIGHWAY:
height = highwayHeight;
break;
case RoadEdge::TYPE_BOULEVARD:
height = avenueHeight;
break;
case RoadEdge::TYPE_AVENUE:
height = avenueHeight;
break;
case RoadEdge::TYPE_STREET:
height = avenueHeight;
break;
}
QColor color = graph[*ei]->color;
QColor bgColor = graph[*ei]->bgColor;
// draw the border of the road segment
if ((showHighways && edge->type == RoadEdge::TYPE_HIGHWAY) || (showBoulevard && edge->type == RoadEdge::TYPE_BOULEVARD) || (showAvenues && edge->type == RoadEdge::TYPE_AVENUE) || (showLocalStreets && edge->type == RoadEdge::TYPE_STREET)) {
addMeshFromEdge(renderables[0], edge, widthBase * (1.0f + curbRatio), bgColor, height * 0.5f);
addMeshFromEdge(renderables[0], edge, widthBase, color, height);
}
}
modified = false;
}
void RoadGraphRenderer::renderPoint(const QVector2D& pt, float height) {
RenderablePtr renderable = RenderablePtr(new Renderable(GL_POINTS, 10.0f));
Vertex v;
v.location[0] = pt.x();
v.location[1] = pt.y();
v.location[2] = height;
v.color[0] = 0.0f;
v.color[1] = 0.0f;
v.color[2] = 1.0f;
v.normal[0] = 0.0f;
v.normal[1] = 0.0f;
v.normal[2] = 1.0f;
renderable->vertices.push_back(v);
renderOne(renderable);
}
void Renderer::renderPoint(const QVector2D& pt, const QColor& color, float height) {
RenderablePtr renderable = RenderablePtr(new Renderable(GL_POINTS, 10.0f));
Vertex v;
v.location[0] = pt.x();
v.location[1] = pt.y();
v.location[2] = height;
v.color[0] = color.redF();
v.color[1] = color.greenF();
v.color[2] = color.blueF();
v.color[3] = color.alphaF();
v.normal[0] = 0.0f;
v.normal[1] = 0.0f;
v.normal[2] = 1.0f;
renderable->vertices.push_back(v);
renderOne(renderable);
}
void Renderer::renderConcave(Polygon2D& polygon, const QColor& color, float height) {
std::vector<RenderablePtr> renderables;
renderables.push_back(RenderablePtr(new Renderable(GL_TRIANGLES)));
if (polygon.size() < 3) return;
Vertex v;
v.color[0] = color.redF();
v.color[1] = color.greenF();
v.color[2] = color.blueF();
v.color[3] = color.alphaF();
v.normal[0] = 0.0f;
v.normal[1] = 0.0f;
v.normal[2] = 1.0f;
std::vector<Polygon2D> trapezoids = polygon.tessellate();
for (int i = 0; i < trapezoids.size(); ++i) {
if (trapezoids[i].size() < 3) continue;
for (int j = 1; j < trapezoids[i].size() - 1; ++j) {
v.location[0] = trapezoids[i][0].x();
v.location[1] = trapezoids[i][0].y();
v.location[2] = height;
renderables[0]->vertices.push_back(v);
v.location[0] = trapezoids[i][j].x();
v.location[1] = trapezoids[i][j].y();
v.location[2] = height;
renderables[0]->vertices.push_back(v);
v.location[0] = trapezoids[i][j+1].x();
v.location[1] = trapezoids[i][j+1].y();
v.location[2] = height;
renderables[0]->vertices.push_back(v);
}
}
render(renderables);
}
void RoadGraphRenderer::renderDenseArea(const AbstractArea& area, float height) {
RenderablePtr renderable = RenderablePtr(new Renderable(GL_POINTS, 10.0f));
Vertex v;
v.color[0] = 1.0f;
v.color[1] = 0.0f;
v.color[2] = 0.0f;
v.normal[0] = 0.0f;
v.normal[1] = 0.0f;
v.normal[2] = 1.0f;
for (int y = -10000; y <= 10000; y+=10) {
for (int x = -10000; x<= 10000; x+=10) {
if (area.contains(QVector2D(x, y))) {
v.location[0] = x;
v.location[1] = y;
v.location[2] = height;
renderable->vertices.push_back(v);
}
}
}
renderOne(renderable);
}
void Entity::addRenderable(Renderable* r) {
this->addRenderable(RenderablePtr(r));
}
