void renderWireframe(Renderer& renderer, const VolumeTest& volume) const
{
m_contained.renderWireframe(renderer, volume, Instance::localToWorld(), getSelectable().isSelected());
m_curveNURBS.renderComponentsSelected(renderer, volume, localToWorld());
m_curveCatmullRom.renderComponentsSelected(renderer, volume, localToWorld());
}
void LightNode::renderInactiveComponents(RenderableCollector& collector, const VolumeTest& volume, const bool selected) const
{
// greebo: We are not in component selection mode (and the light is still selected),
// check if we should draw the center of the light anyway
if (selected
&& GlobalSelectionSystem().ComponentMode() != SelectionSystem::eVertex
&& EntitySettings::InstancePtr()->alwaysShowLightVertices())
{
if (_light.isProjected())
{
EntitySettings& settings = *EntitySettings::InstancePtr();
const Vector3& colourStartEndInactive = settings.getLightVertexColour(EntitySettings::VERTEX_START_END_DESELECTED);
const Vector3& colourVertexInactive = settings.getLightVertexColour(EntitySettings::VERTEX_DESELECTED);
const_cast<Light&>(_light).colourLightStart() = colourStartEndInactive;
const_cast<Light&>(_light).colourLightEnd() = colourStartEndInactive;
const_cast<Light&>(_light).colourLightTarget() = colourVertexInactive;
const_cast<Light&>(_light).colourLightRight() = colourVertexInactive;
const_cast<Light&>(_light).colourLightUp() = colourVertexInactive;
// Render the projection points
_light.renderProjectionPoints(collector, volume, localToWorld());
}
else
{
const Vector3& colourVertexInactive = EntitySettings::InstancePtr()->getLightVertexColour(
EntitySettings::VERTEX_INACTIVE);
const_cast<Light&>(_light).getDoom3Radius().setCenterColour(colourVertexInactive);
_light.renderLightCentre(collector, volume, localToWorld());
}
}
}
// Function checks if a point is inside a polygon using the point-polygon
// collision detection discussed in class
unsigned int pointPolygonCollide(object *o, vector *v) {
// cols = number of edge collisions
int cols = 0, i;
vector *pv = o->verts;
vector v1, v2;
// iterate through all polygon vertices
for (i = 0; i < o->size-1; i++) {
v1 = localToWorld(pv+i, o);
v2 = localToWorld(pv+i+1, o);
// Ensure v1.y < v.y < v2.y or skip this edge
if (v->y > v1.y && v->y < v2.y) {
} else if (v->y < v1.y && v->y > v2.y) {
v1 = v2; v2 = localToWorld(pv+i, o);
} else continue;
// Ensure the edge is to the right of v and if so, increment cols
if ((v->y - v1.y) / (v2.y - v1.y) * v2.x +
(v2.y - v->y) / (v2.y - v1.y) * v1.x > v->x) {
cols++;
}
}
// If there is an odd number of collisions return true, else return false
return cols%2;
}
void renderComponents(Renderer& renderer, const VolumeTest& volume) const
{
if(GlobalSelectionSystem().ComponentMode() == SelectionSystem::eVertex)
{
m_curveNURBS.renderComponents(renderer, volume, localToWorld());
m_curveCatmullRom.renderComponents(renderer, volume, localToWorld());
}
}
void RotateGizmoRing::render(IViewer* viewer) const {
GraphicsInterface::beginPerformanceEvent("Ring");
GraphicsInterface::resetRenderTarget(true);
GraphicsInterface::setViewport(GraphicsInterface::backBufferSize());
GraphicsInterface::setBlendState(IGraphicsInterface::NOBLEND);
GraphicsInterface::setRenderState(CULL_MODE_NONE, true);
if (drawBounds_)
{
effect_->beginDraw();
BoundingBox bounds = boundingBox();
Vector4 scale(bounds.max.x - bounds.min.x, bounds.max.y - bounds.min.y, bounds.max.z - bounds.min.z, 2.0f);
scale /= 2.0f;
Vector4 translation(bounds.max.x + bounds.min.x, bounds.max.y + bounds.min.y, bounds.max.z + bounds.min.z, 2.0f);
translation /= 2.0f;
Matrix4x4 model = localToWorld() * Matrix4x4::translation(translation) * Matrix4x4::scale(scale);
Matrix4x4 modelViewProjection = viewer->projection() * viewer->viewTransform() * model * Matrix4x4::scale(1.0001f);
effect_->setUniform(modelViewProjection, "ModelViewProj");
effect_->setUniform(ringColor_, "Color");
effect_->commitBuffers();
GraphicsInterface::drawVertexBuffer(Geometry::UNIT_CUBE_VERTEX_BUFFER, Geometry::UNIT_CUBE_VERTEX_COUNT, Geometry::UNIT_CUBE_VERTEX_FORMAT);
effect_->endDraw();
}
// ring
{
effect_->beginDraw();
Color3 color = ringColor_;
if (isHighlighted_) {
color = Color3::YELLOW;
}
effect_->setUniform(color, "Color");
Matrix4x4 modelViewProjection = viewer->projection() * viewer->viewTransform() * localToWorld();
effect_->setUniform(modelViewProjection, "ModelViewProj");
Matrix4x4 model = localToWorld();
effect_->setUniform(model, "Model");
effect_->commitBuffers();
GraphicsInterface::drawVertexBuffer(Geometry::UNIT_CIRCLE_VERTEX_BUFFER, Geometry::UNIT_CIRCLE_VERTEX_COUNT, Geometry::UNIT_CIRCLE_VERTEX_FORMAT);
effect_->endDraw();
}
GraphicsInterface::endPerformanceEvent();
}
void Node::evaluateBounds() const
{
if (_boundsChanged)
{
ASSERT_MESSAGE(!_boundsMutex, "re-entering bounds evaluation");
_boundsMutex = true;
_bounds = childBounds();
_bounds.includeAABB(
AABB::createFromOrientedAABBSafe(localAABB(), localToWorld())
);
_boundsMutex = false;
_boundsChanged = false;
// Now that our bounds are re-calculated, notify the scenegraph
GraphPtr sceneGraph = _sceneGraph.lock();
if (sceneGraph)
{
sceneGraph->nodeBoundsChanged(const_cast<Node*>(this)->shared_from_this());
}
}
}
void BrushInstance::testSelectComponents (Selector& selector, SelectionTest& test, SelectionSystem::EComponentMode mode)
{
test.BeginMesh(localToWorld());
switch (mode) {
case SelectionSystem::eVertex: {
for (VertexInstances::iterator i = m_vertexInstances.begin(); i != m_vertexInstances.end(); ++i) {
(*i).testSelect(selector, test);
}
}
break;
case SelectionSystem::eEdge: {
for (EdgeInstances::iterator i = m_edgeInstances.begin(); i != m_edgeInstances.end(); ++i) {
(*i).testSelect(selector, test);
}
}
break;
case SelectionSystem::eFace: {
if (test.getVolume().fill()) {
for (FaceInstances::iterator i = m_faceInstances.begin(); i != m_faceInstances.end(); ++i) {
(*i).testSelect(selector, test);
}
} else {
for (FaceInstances::iterator i = m_faceInstances.begin(); i != m_faceInstances.end(); ++i) {
(*i).testSelect_centroid(selector, test);
}
}
}
break;
default:
break;
}
}
void GLMatrix::Rotate(const GLVertex3 & pivot, const GLVector3 & axis, double angle)
{
// Update martix so resulting transform has been rotated about 'pivot'
// (in parent frame), round vector 'axis', through 'angle' (radians)
// Equivalent to glRotate function, but with addition of translation
// and compounded on top of existing.
GLVector3 nAxis = axis;
nAxis.Normalise();
double x = nAxis.X();
double y = nAxis.Y();
double z = nAxis.Z();
double c = TMath::Cos(angle);
double s = TMath::Sin(angle);
// Calculate local rotation, with pre-translation to local pivot origin
GLMatrix rotMat;
rotMat[ 0] = x*x*(1-c) + c; rotMat[ 4] = x*y*(1-c) - z*s; rotMat[ 8] = x*z*(1-c) + y*s; rotMat[12] = pivot[0];
rotMat[ 1] = y*x*(1-c) + z*s; rotMat[ 5] = y*y*(1-c) + c; rotMat[ 9] = y*z*(1-c) - x*s; rotMat[13] = pivot[1];
rotMat[ 2] = x*z*(1-c) - y*s; rotMat[ 6] = y*z*(1-c) + x*s; rotMat[10] = z*z*(1-c) + c; rotMat[14] = pivot[2];
rotMat[ 3] = 0.0; rotMat[ 7] = 0.0; rotMat[11] = 0.0; rotMat[15] = 1.0;
GLMatrix localToWorld(-pivot);
// TODO: Ugly - should use quaternions to avoid compound rounding errors and
// triple multiplication
*this = rotMat * localToWorld * (*this);
}
GfMatrix4d
UsdGeomConstraintTarget::ComputeInWorldSpace(
UsdTimeCode time,
UsdGeomXformCache *xfCache) const
{
if (not IsDefined()) {
TF_CODING_ERROR("Invalid constraint target.");
return GfMatrix4d(1);
}
const UsdPrim &modelPrim = GetAttr().GetPrim();
GfMatrix4d localToWorld(1);
if (xfCache) {
xfCache->SetTime(time);
localToWorld = xfCache->GetLocalToWorldTransform(modelPrim);
} else {
UsdGeomXformCache cache;
cache.SetTime(time);
localToWorld = cache.GetLocalToWorldTransform(modelPrim);
}
GfMatrix4d localConstraintSpace(1.);
if (not Get(&localConstraintSpace, time)) {
TF_WARN("Failed to get value of constraint target '%s' at path <%s>.",
GetIdentifier().GetText(), GetAttr().GetPath().GetText());
return localConstraintSpace;
}
return localConstraintSpace * localToWorld;
}
// Renders the components of this light instance
void LightNode::renderComponents(RenderableCollector& collector, const VolumeTest& volume) const
{
// Render the components (light center) as selected/deselected, if we are in the according mode
if (GlobalSelectionSystem().ComponentMode() == SelectionSystem::eVertex)
{
if (_light.isProjected())
{
// A projected light
EntitySettings& settings = *EntitySettings::InstancePtr();
const Vector3& colourStartEndSelected = settings.getLightVertexColour(EntitySettings::VERTEX_START_END_SELECTED);
const Vector3& colourStartEndDeselected = settings.getLightVertexColour(EntitySettings::VERTEX_START_END_DESELECTED);
const Vector3& colourVertexSelected = settings.getLightVertexColour(EntitySettings::VERTEX_SELECTED);
const Vector3& colourVertexDeselected = settings.getLightVertexColour(EntitySettings::VERTEX_DESELECTED);
// Update the colour of the light center dot
const_cast<Light&>(_light).colourLightTarget() = (_lightTargetInstance.isSelected()) ? colourVertexSelected : colourVertexDeselected;
const_cast<Light&>(_light).colourLightRight() = (_lightRightInstance.isSelected()) ? colourVertexSelected : colourVertexDeselected;
const_cast<Light&>(_light).colourLightUp() = (_lightUpInstance.isSelected()) ? colourVertexSelected : colourVertexDeselected;
const_cast<Light&>(_light).colourLightStart() = (_lightStartInstance.isSelected()) ? colourStartEndSelected : colourStartEndDeselected;
const_cast<Light&>(_light).colourLightEnd() = (_lightEndInstance.isSelected()) ? colourStartEndSelected : colourStartEndDeselected;
// Render the projection points
_light.renderProjectionPoints(collector, volume, localToWorld());
}
else
{
// A point light
// Update the colour of the light center dot
if (_lightCenterInstance.isSelected())
{
const_cast<Light&>(_light).getDoom3Radius().setCenterColour(
EntitySettings::InstancePtr()->getLightVertexColour(EntitySettings::VERTEX_SELECTED));
_light.renderLightCentre(collector, volume, localToWorld());
}
else
{
const_cast<Light&>(_light).getDoom3Radius().setCenterColour(
EntitySettings::InstancePtr()->getLightVertexColour(EntitySettings::VERTEX_DESELECTED));
_light.renderLightCentre(collector, volume, localToWorld());
}
}
}
}
void MD5ModelNode::renderSolid(RenderableCollector& collector, const VolumeTest& volume) const
{
_lightList->calculateIntersectingLights();
assert(_renderEntity);
render(collector, volume, localToWorld(), *_renderEntity);
}
void BrushInstance::renderWireframe (Renderer& renderer, const VolumeTest& volume) const
{
m_brush.evaluateBRep();
renderClipPlane(renderer, volume);
renderWireframe(renderer, volume, localToWorld());
}
void EclassModelNode::renderWireframe(RenderableCollector& collector, const VolumeTest& volume) const
{
EntityNode::renderWireframe(collector, volume);
if (isSelected())
{
_renderOrigin.render(collector, volume, localToWorld());
}
}
void Doom3GroupNode::renderWireframe(RenderableCollector& collector, const VolumeTest& volume) const
{
EntityNode::renderWireframe(collector, volume);
_d3Group.renderWireframe(collector, volume, localToWorld(), isSelected());
_nurbsEditInstance.renderComponentsSelected(collector, volume, Matrix4::getIdentity());
_catmullRomEditInstance.renderComponentsSelected(collector, volume, Matrix4::getIdentity());
}
void Doom3GroupNode::renderWireframe(RenderableCollector& collector, const VolumeTest& volume) const
{
EntityNode::renderWireframe(collector, volume);
m_contained.renderWireframe(collector, volume, localToWorld(), isSelected());
m_curveNURBS.renderComponentsSelected(collector, volume, Matrix4::getIdentity());
m_curveCatmullRom.renderComponentsSelected(collector, volume, Matrix4::getIdentity());
}
void testSelectComponents(Selector& selector, SelectionTest& test, SelectionSystem::EComponentMode mode)
{
if(mode == SelectionSystem::eVertex)
{
test.BeginMesh(localToWorld());
m_curveNURBS.testSelect(selector, test);
m_curveCatmullRom.testSelect(selector, test);
}
}
void MD5ModelNode::insertLight(const RendererLight& light) {
const Matrix4& l2w = localToWorld();
_surfaceLightLists.resize(_model->size());
SurfaceLightLists::iterator j = _surfaceLightLists.begin();
for (MD5Model::const_iterator i = _model->begin(); i != _model->end(); ++i) {
Surface_addLight(*i->surface, *j++, l2w, light);
}
}
void Doom3GroupNode::renderSolid(RenderableCollector& collector, const VolumeTest& volume) const
{
EntityNode::renderSolid(collector, volume);
_d3Group.renderSolid(collector, volume, localToWorld(), isSelected());
// Render curves always relative to the absolute map origin
_nurbsEditInstance.renderComponentsSelected(collector, volume, Matrix4::getIdentity());
_catmullRomEditInstance.renderComponentsSelected(collector, volume, Matrix4::getIdentity());
}
void LightNode::renderWireframe(RenderableCollector& collector, const VolumeTest& volume) const
{
EntityNode::renderWireframe(collector, volume);
const bool lightIsSelected = isSelected();
_light.renderWireframe(
collector, volume, localToWorld(), lightIsSelected
);
renderInactiveComponents(collector, volume, lightIsSelected);
}
void BrushInstance::testSelect (Selector& selector, SelectionTest& test)
{
test.BeginMesh(localToWorld());
SelectionIntersection best;
for (FaceInstances::iterator i = m_faceInstances.begin(); i != m_faceInstances.end(); ++i) {
(*i).testSelect(test, best);
}
if (best.valid()) {
selector.addIntersection(best);
}
}
void Doom3GroupNode::testSelectComponents(Selector& selector, SelectionTest& test, SelectionSystem::EComponentMode mode)
{
if (mode == SelectionSystem::eVertex)
{
test.BeginMesh(localToWorld());
_originInstance.testSelect(selector, test);
_nurbsEditInstance.testSelect(selector, test);
_catmullRomEditInstance.testSelect(selector, test);
}
}
// Add a light to this model instance
void PicoModelNode::insertLight(const RendererLight& light)
{
// Calculate transform from the superclass
const Matrix4& l2w = localToWorld();
// If the light's AABB intersects the oriented AABB of this model instance,
// add the light to our light list
if (light.intersectsAABB(AABB::createFromOrientedAABB(_picoModel->localAABB(), l2w)))
{
_lights.addLight(light);
}
}
void testSelect(Selector& selector, SelectionTest& test)
{
test.BeginMesh(localToWorld());
SelectionIntersection best;
m_contained.testSelect(selector, test, best);
if(best.valid())
{
Selector_add(selector, getSelectable(), best);
}
}
KRNode::LodVisibility KRLODGroup::calcLODVisibility(const KRViewport &viewport)
{
if(m_min_distance == 0 && m_max_distance == 0) {
return LOD_VISIBILITY_VISIBLE;
} else {
float lod_bias = viewport.getLODBias();
lod_bias = pow(2.0f, -lod_bias);
// Compare using squared distances as sqrt is expensive
float sqr_distance;
float sqr_prestream_distance;
KRVector3 world_camera_position = viewport.getCameraPosition();
KRVector3 local_camera_position = worldToLocal(world_camera_position);
KRVector3 local_reference_point = m_reference.nearestPoint(local_camera_position);
if(m_use_world_units) {
KRVector3 world_reference_point = localToWorld(local_reference_point);
sqr_distance = (world_camera_position - world_reference_point).sqrMagnitude() * (lod_bias * lod_bias);
sqr_prestream_distance = getContext().KRENGINE_PRESTREAM_DISTANCE * getContext().KRENGINE_PRESTREAM_DISTANCE;
} else {
sqr_distance = (local_camera_position - local_reference_point).sqrMagnitude() * (lod_bias * lod_bias);
KRVector3 world_reference_point = localToWorld(local_reference_point);
sqr_prestream_distance = worldToLocal(KRVector3::Normalize(world_reference_point - world_camera_position) * getContext().KRENGINE_PRESTREAM_DISTANCE).sqrMagnitude(); // TODO, FINDME - Optimize with precalc?
}
float sqr_min_visible_distance = m_min_distance * m_min_distance;
float sqr_max_visible_distance = m_max_distance * m_max_distance;
if((sqr_distance >= sqr_min_visible_distance || m_min_distance == 0) && (sqr_distance < sqr_max_visible_distance || m_max_distance == 0)) {
return LOD_VISIBILITY_VISIBLE;
} else if((sqr_distance >= sqr_min_visible_distance - sqr_prestream_distance || m_min_distance == 0) && (sqr_distance < sqr_max_visible_distance + sqr_prestream_distance || m_max_distance == 0)) {
return LOD_VISIBILITY_PRESTREAM;
} else {
return LOD_VISIBILITY_HIDDEN;
}
}
}
void Doom3GroupNode::testSelect(Selector& selector, SelectionTest& test)
{
test.BeginMesh(localToWorld());
SelectionIntersection best;
// Pass the selection test to the Doom3Group class
m_contained.testSelect(selector, test, best);
// If the selectionIntersection is non-empty, add the selectable to the SelectionPool
if (best.valid()) {
Selector_add(selector, getSelectable(), best);
}
}
void Doom3GroupNode::renderComponents(RenderableCollector& collector, const VolumeTest& volume) const
{
if (GlobalSelectionSystem().ComponentMode() == SelectionSystem::eVertex)
{
_nurbsEditInstance.renderComponents(collector, volume, Matrix4::getIdentity());
_catmullRomEditInstance.renderComponents(collector, volume, Matrix4::getIdentity());
// Register the renderable with OpenGL
if (!_d3Group.isModel()) {
_originInstance.render(collector, volume, localToWorld());
}
}
}
void BrushInstance::selectPlanes (Selector& selector, SelectionTest& test, const PlaneCallback& selectedPlaneCallback)
{
test.BeginMesh(localToWorld());
PlanePointer brushPlanes[c_brush_maxFaces];
PlanesIterator j = brushPlanes;
for (Brush::const_iterator i = m_brush.begin(); i != m_brush.end(); ++i) {
*j++ = &(*i)->plane3();
}
for (FaceInstances::iterator i = m_faceInstances.begin(); i != m_faceInstances.end(); ++i) {
(*i).selectPlane(selector, Line(test.getNear(), test.getFar()), brushPlanes, j, selectedPlaneCallback);
}
}
//Index to...
void GridMapping::indexToWorld(int i,int j,int k, double &w_x, double &w_y,double &w_z) const{
double l_x,l_y,l_z;
indexToLocal(i, j, k, l_x, l_y, l_z);
localToWorld(l_x, l_y, l_z, w_x, w_y, w_z);
/*
l_x = ((double)i)/((double)xdim());
l_y = ((double)j)/((double)ydim());
l_z = ((double)k)/((double)zdim());
w_x = l_x*_trans[0][0]+l_y*_trans[1][0]+l_z*_trans[2][0]+_trans[3][0];
w_y = l_x*_trans[0][1]+l_y*_trans[1][1]+l_z*_trans[2][1]+_trans[3][1];
w_z = l_x*_trans[0][2]+l_y*_trans[1][2]+l_z*_trans[2][2]+_trans[3][2];
*/
}
void Node::evaluateBounds() const
{
if (_boundsChanged)
{
ASSERT_MESSAGE(!_boundsMutex, "re-entering bounds evaluation");
_boundsMutex = true;
_bounds = childBounds();
_bounds.includeAABB(
aabb_for_oriented_aabb_safe(localAABB(), localToWorld())
);
_boundsMutex = false;
_boundsChanged = false;
// Now that our bounds are re-calculated, notify the scenegraph
GlobalSceneGraph().nodeBoundsChanged(const_cast<Node*>(this)->shared_from_this());
}
}
void Doom3GroupNode::renderSolid(RenderableCollector& collector, const VolumeTest& volume) const
{
EntityNode::renderSolid(collector, volume);
// greebo: Check if the skin needs updating before rendering.
if (_updateSkin) {
if (m_contained.isModel()) {
// Instantiate a walker class equipped with the new value
SkinChangedWalker walker(_entity.getKeyValue("skin"));
// Update all children
traverse(walker);
}
_updateSkin = false;
}
m_contained.renderSolid(collector, volume, localToWorld(), isSelected());
// Render curves always relative to the absolute map origin
m_curveNURBS.renderComponentsSelected(collector, volume, Matrix4::getIdentity());
m_curveCatmullRom.renderComponentsSelected(collector, volume, Matrix4::getIdentity());
}
