template<typename T> bool RenderVisitor::visit(QuadNode<T,InstanceTree::MIN_TREE_SIZE>* node, int32_t d) {
if (d==0)
visited = 0;
int32_t x = node->x();
int32_t y = node->y();
int32_t size = node->size();
++visited;
CellGrid *cg = m_layer->getCellGrid(); ///we have checked for null pointer in quadtreerenderer::render().. no need to check again
ExactModelCoordinate emc= cg->toMapCoordinates(ExactModelCoordinate( x,y) );//0.5 for each cell's half-width
ScreenPoint scrpt1 =m_camera->toScreenCoordinates( emc );
emc= cg->toMapCoordinates(ExactModelCoordinate( x,y+size) );// this size usage is wrong.. me thinks
ScreenPoint scrpt2 =m_camera->toScreenCoordinates( emc );
emc= cg->toMapCoordinates(ExactModelCoordinate( x+size,y) );
ScreenPoint scrpt3 =m_camera->toScreenCoordinates( emc );
emc= cg->toMapCoordinates(ExactModelCoordinate( x+size,y+size) );
ScreenPoint scrpt4 =m_camera->toScreenCoordinates( emc );
m_renderbackend->drawLine(Point(scrpt1.x,scrpt1.y), Point(scrpt2.x,scrpt2.y), 255, 255, 255);
m_renderbackend->drawLine(Point(scrpt1.x,scrpt1.y), Point(scrpt3.x,scrpt3.y), 255, 255, 255);
m_renderbackend->drawLine(Point(scrpt3.x,scrpt3.y), Point(scrpt4.x,scrpt4.y), 255, 255, 255);
m_renderbackend->drawLine(Point(scrpt2.x,scrpt2.y), Point(scrpt4.x,scrpt4.y), 255, 255, 255);
return true;
}
void SquareGrid::getVertices(std::vector<ExactModelCoordinate>& vtx, const ModelCoordinate& cell) {
vtx.clear();
double x = static_cast<double>(cell.x);
double y = static_cast<double>(cell.y);
vtx.push_back(ExactModelCoordinate(x-0.5, y-0.5));
vtx.push_back(ExactModelCoordinate(x+0.5, y-0.5));
vtx.push_back(ExactModelCoordinate(x+0.5, y+0.5));
vtx.push_back(ExactModelCoordinate(x-0.5, y+0.5));
}
ExactModelCoordinate Object::getRotationAnchor() const {
if (m_multiProperty) {
return m_multiProperty->m_rotationAnchor;
}
if (m_inherited) {
return m_inherited->getRotationAnchor();
}
return ExactModelCoordinate();
}
ModelCoordinate HexGrid::toLayerCoordinatesHelper(const ExactModelCoordinate& coords) {
// this helper method takes exact layer coordinates with zigzag removed
// and converts them to layer coordinates
ExactModelCoordinate elc = coords;
// approximate conversion using squares instead of hexes
if( static_cast<int32_t>(round(elc.y)) & 1 )
elc.x -= 0.5;
ExactModelCoordinate lc = ExactModelCoordinate(round(elc.x), round(elc.y), round(elc.z));
int32_t x = static_cast<int32_t>(lc.x);
int32_t y = static_cast<int32_t>(lc.y);
int32_t z = static_cast<int32_t>(lc.z);
// distance of given point from our approximation
// If y uneven dx=-dx and dy=-dy
double dx,dy;
if (y & 1) {
dx = elc.x - lc.x;
dy = elc.y - lc.y;
} else {
dx = lc.x - elc.x;
dy = lc.y - elc.y;
}
// adjustment for cases where our approximation lies beyond the hex edge
if (ABS(dy) > ((HEX_TO_CORNER - HEX_EDGE_GRADIENT * ABS(dx)) * VERTICAL_MULTIP_INV)) {
int8_t ddx, ddy;
if (dx>0) ddx = -1;
else ddx = 0;
if (dy>0) ddy = -1;
else ddy = 1;
if (y & 1) {
ddx = -ddx;
ddy = -ddy;
}
x += ddx;
y += ddy;
}
if (m_axial) {
if (y >= 0)
x -= y / 2;
else
x -= (y - 1) / 2;
}
return ModelCoordinate(x,y,z);
}
ModelCoordinate HexGrid::toLayerCoordinates(const ExactModelCoordinate& map_coord) {
FL_DBG(_log, LMsg("==============\nConverting map coords ") << map_coord << " to int32_t layer coords...");
ExactModelCoordinate elc = m_inverse_matrix * map_coord;
elc.y *= VERTICAL_MULTIP_INV;
// approximate conversion using squares instead of hexes
if( static_cast<int32_t>(round(elc.y)) & 1 )
elc.x -= 0.5;
ExactModelCoordinate lc = ExactModelCoordinate(round(elc.x), round(elc.y), round(elc.z));
int32_t x = static_cast<int32_t>(lc.x);
int32_t y = static_cast<int32_t>(lc.y);
int32_t z = static_cast<int32_t>(lc.z);
// distance of given point from our approximation
// If y uneven dx=-dx and dy=-dy
double dx,dy;
if (y & 1) {
dx = elc.x - lc.x;
dy = elc.y - lc.y;
} else {
dx = lc.x - elc.x;
dy = lc.y - elc.y;
}
// adjustment for cases where our approximation lies beyond the hex edge
if (ABS(dy) > ((HEX_TO_CORNER - HEX_EDGE_GRADIENT * ABS(dx)) * VERTICAL_MULTIP_INV)) {
int8_t ddx, ddy;
if (dx>0) ddx = -1;
else ddx = 0;
if (dy>0) ddy = -1;
else ddy = 1;
if (y & 1) {
ddx = -ddx;
ddy = -ddy;
}
x += ddx;
y += ddy;
}
return ModelCoordinate(x,y,z);
}
ModelCoordinate HexGrid::toLayerCoordinates(const ExactModelCoordinate& map_coord) {
FL_DBG(_log, LMsg("==============\nConverting map coords ") << map_coord << " to int layer coords...");
ExactModelCoordinate elc = m_inverse_matrix * map_coord;
elc.y *= VERTICAL_MULTIP_INV;
ExactModelCoordinate lc = ExactModelCoordinate(floor(elc.x), floor(elc.y));
double dx = elc.x - lc.x;
double dy = elc.y - lc.y;
int x = static_cast<int>(lc.x);
int y = static_cast<int>(lc.y);
FL_DBG(_log, LMsg("elc=") << elc << ", lc=" << lc);
FL_DBG(_log, LMsg("x=") << x << ", y=" << y << ", dx=" << dx << ", dy=" << dy);
ModelCoordinate result;
if ((y % 2) == 0) {
FL_DBG(_log, "In even row");
if ((1 - dy) < HEX_EDGE_HALF) {
FL_DBG(_log, "In lower rect area");
result = ModelCoordinate(x, y+1);
}
else if (dy < HEX_EDGE_HALF) {
FL_DBG(_log, "In upper rect area");
if (dx > 0.5) {
FL_DBG(_log, "...on right");
result = ModelCoordinate(x+1, y);
}
else {
FL_DBG(_log, "...on left");
result = ModelCoordinate(x, y);
}
}
// in middle triangle area
else {
FL_DBG(_log, "In middle triangle area");
if (dx < 0.5) {
FL_DBG(_log, "In left triangles");
if (ptInTriangle(ExactModelCoordinate(dx, dy),
ExactModelCoordinate(0, VERTICAL_MULTIP * HEX_EDGE_HALF),
ExactModelCoordinate(0, VERTICAL_MULTIP * (1-HEX_EDGE_HALF)),
ExactModelCoordinate(0.5, VERTICAL_MULTIP * HEX_EDGE_HALF)
)) {
FL_DBG(_log, "..upper part");
result = ModelCoordinate(x, y);
} else {
FL_DBG(_log, "..lower part");
result = ModelCoordinate(x, y+1);
}
} else {
FL_DBG(_log, "In right triangles");
if (ptInTriangle(ExactModelCoordinate(dx, dy),
ExactModelCoordinate(1, VERTICAL_MULTIP * HEX_EDGE_HALF),
ExactModelCoordinate(1, VERTICAL_MULTIP * (1-HEX_EDGE_HALF)),
ExactModelCoordinate(0.5, VERTICAL_MULTIP * HEX_EDGE_HALF)
)) {
FL_DBG(_log, "..upper part");
result = ModelCoordinate(x+1, y);
} else {
FL_DBG(_log, "..lower part");
result = ModelCoordinate(x, y+1);
}
}
}
}
else {
FL_DBG(_log, "In uneven row");
if (dy < HEX_EDGE_HALF) {
FL_DBG(_log, "In upper rect area");
result = ModelCoordinate(x, y);
}
else if ((1 - dy) < HEX_EDGE_HALF) {
FL_DBG(_log, "In lower rect area");
if (dx > 0.5) {
FL_DBG(_log, "...on right");
result = ModelCoordinate(x+1, y+1);
}
else {
FL_DBG(_log, "...on left");
result = ModelCoordinate(x, y+1);
}
}
else {
FL_DBG(_log, "In middle triangle area");
if (dx < 0.5) {
FL_DBG(_log, "In left triangles");
if (ptInTriangle(ExactModelCoordinate(dx, dy),
ExactModelCoordinate(0, VERTICAL_MULTIP * HEX_EDGE_HALF),
ExactModelCoordinate(0, VERTICAL_MULTIP * (1-HEX_EDGE_HALF)),
ExactModelCoordinate(0.5, VERTICAL_MULTIP * (1-HEX_EDGE_HALF))
)) {
FL_DBG(_log, "..lower part");
result = ModelCoordinate(x, y+1);
} else {
FL_DBG(_log, "..upper part");
result = ModelCoordinate(x, y);
}
} else {
FL_DBG(_log, "In right triangles");
if (ptInTriangle(ExactModelCoordinate(dx, dy),
ExactModelCoordinate(1, VERTICAL_MULTIP * HEX_EDGE_HALF),
ExactModelCoordinate(1, VERTICAL_MULTIP * (1-HEX_EDGE_HALF)),
ExactModelCoordinate(0.5, VERTICAL_MULTIP * (1-HEX_EDGE_HALF))
)) {
FL_DBG(_log, "..lower part");
result = ModelCoordinate(x+1, y+1);
} else {
FL_DBG(_log, "..upper part");
result = ModelCoordinate(x, y);
}
}
}
}
FL_DBG(_log, LMsg(" result = ") << result);
return result;
}
Location& Instance::getFacingLocationRef() {
if (!m_facinglocation) {
m_facinglocation = new Location(m_location);
m_facinglocation->setExactLayerCoordinates(m_facinglocation->getExactLayerCoordinates() + ExactModelCoordinate(1.0, 0.0));
//m_facinglocation->setLayerCoordinates(ModelCoordinate(1,0));
}
return *m_facinglocation;
}
void GridRenderer::render(Camera* cam, Layer* layer, std::vector<Instance*>& instances) {
CellGrid* cg = layer->getCellGrid();
if (!cg) {
FL_WARN(_log, "No cellgrid assigned to layer, cannot draw grid");
return;
}
//
//
// //render elev_coord box
// //draw front quad
// // 1,1,1
// //1,-1,1
// //-1,-1,1
// //-1,1,1
Point a,b,c,d;
ScreenPoint copt1 =cam->toScreenCoordinates(ExactModelCoordinate(1,1,1) );
ScreenPoint copt2 =cam->toScreenCoordinates(ExactModelCoordinate(1,-1,1) );
Point coptt1(copt1.x,copt1.y);
Point coptt2(copt2.x,copt2.y);
m_renderbackend->drawLine(coptt1,coptt2 ,15, 15, 200);
a = coptt1;
copt1 =cam->toScreenCoordinates(ExactModelCoordinate(1,-1,1) );
copt2 =cam->toScreenCoordinates(ExactModelCoordinate(-1,-1,1) );
coptt1 = Point(copt1.x,copt1.y);
coptt2 = Point(copt2.x,copt2.y);
m_renderbackend->drawLine(coptt1,coptt2 ,15, 15, 200);
b = coptt1;
copt1 =cam->toScreenCoordinates(ExactModelCoordinate(-1,-1,1) );
copt2 =cam->toScreenCoordinates(ExactModelCoordinate(-1,1,1) );
coptt1 = Point(copt1.x,copt1.y);
coptt2 = Point(copt2.x,copt2.y);
m_renderbackend->drawLine(coptt1,coptt2 ,15, 15, 200);
c = coptt1;
copt1 =cam->toScreenCoordinates(ExactModelCoordinate(-1,1,1) );
copt2 =cam->toScreenCoordinates(ExactModelCoordinate(1,1,1) );
coptt1 = Point(copt1.x,copt1.y);
coptt2 = Point(copt2.x,copt2.y);
m_renderbackend->drawLine(coptt1,coptt2 ,15, 15, 20);
d = coptt1;
m_renderbackend->drawQuad(a,b,c,d,15, 15, 200);
//
//
// //draw back quad
copt1 =cam->toScreenCoordinates(ExactModelCoordinate(-1,-1,-1) );
copt2 =cam->toScreenCoordinates(ExactModelCoordinate(-1,1,-1) );
coptt1 = Point(copt1.x,copt1.y);
coptt2 = Point(copt2.x,copt2.y);
m_renderbackend->drawLine(coptt1,coptt2 ,200, 200, 200);
copt1 =cam->toScreenCoordinates(ExactModelCoordinate(-1,1,-1) );
copt2 =cam->toScreenCoordinates(ExactModelCoordinate(1,1,-1) );
coptt1 = Point(copt1.x,copt1.y);
coptt2 = Point(copt2.x,copt2.y);
m_renderbackend->drawLine(coptt1,coptt2 ,200, 200, 200);
copt1 =cam->toScreenCoordinates(ExactModelCoordinate(1,1,-1) );
copt2 =cam->toScreenCoordinates(ExactModelCoordinate(1,-1,-1) );
coptt1 = Point(copt1.x,copt1.y);
coptt2 = Point(copt2.x,copt2.y);
m_renderbackend->drawLine(coptt1,coptt2 ,200, 200, 200);
copt1 =cam->toScreenCoordinates(ExactModelCoordinate(1,-1,-1) );
copt2 =cam->toScreenCoordinates(ExactModelCoordinate(-1,-1,-1) );
coptt1 = Point(copt1.x,copt1.y);
coptt2 = Point(copt2.x,copt2.y);
m_renderbackend->drawLine(coptt1,coptt2 ,200, 200, 200);
Rect cv = cam->getViewPort();
std::vector<Instance*>::const_iterator instance_it = instances.begin();
for (;instance_it != instances.end(); ++instance_it) {
Instance* instance = *instance_it;
std::vector<ExactModelCoordinate> vertices;
cg->getVertices(vertices, instance->getLocationRef().getLayerCoordinates());
std::vector<ExactModelCoordinate>::const_iterator it = vertices.begin();
ScreenPoint firstpt = cam->toScreenCoordinates(cg->toMapCoordinates(*it));
Point pt1(firstpt.x, firstpt.y);
Point pt2;
++it;
for (; it != vertices.end(); it++) {
ScreenPoint pts = cam->toScreenCoordinates(cg->toMapCoordinates(*it));
pt2.x = pts.x; pt2.y = pts.y;
Point cpt1 = pt1;
Point cpt2 = pt2;
/* FIXME: limit grid drawing to current camera view port
code below does not do it, but may act as a starting point
int cvx2 = cv.x+cv.w;
int cvy2 = cv.y+cv.h;
if (((pt1.x < cv.x) && (pt2.x < cv.x)) ||
((pt1.x > cvx2) && (pt2.x > cvx2)) ||
((pt1.y < cv.y) && (pt2.y < cv.y)) ||
((pt1.y > cvy2) && (pt2.y > cvy2))) {
pt1 = pt2;
continue;
}
if (cpt1.x < cv.x) cpt1.x = cv.x;
if (cpt2.x < cv.x) cpt2.x = cv.x;
if (cpt1.y < cv.y) cpt1.y = cv.y;
if (cpt2.y < cv.y) cpt2.y = cv.y;
if (cpt1.x > cvx2) cpt1.x = cvx2;
if (cpt2.x > cvx2) cpt2.x = cvx2;
if (cpt1.y > cvy2) cpt1.y = cvy2;
if (cpt2.y > cvy2) cpt2.y = cvy2;
*/
m_renderbackend->drawLine(cpt1, cpt2, 0, 255, 0);
pt1 = pt2;
}
m_renderbackend->drawLine(pt2, Point(firstpt.x, firstpt.y), 0, 255, 0);
}
}