void CollisionSolver::UpdateDiagnostics(const Simplex& simplex,
const D3DXVECTOR3& furthestPoint)
{
if(m_engine->diagnostic()->AllowDiagnostics(Diagnostic::COLLISION))
{
const float radius = 0.1f;
const float normalLength = 1.5f;
D3DXVECTOR3 origin(0.0, 0.0, 0.0);
m_engine->diagnostic()->UpdateSphere(Diagnostic::COLLISION,
"OriginPoint", Diagnostic::WHITE, origin, radius);
m_engine->diagnostic()->UpdateSphere(Diagnostic::COLLISION,
"FurthestPoint", Diagnostic::MAGENTA, furthestPoint, radius);
const auto& borders = simplex.GetBorderEdges();
for(unsigned int i = 0; i < borders.size(); ++i)
{
m_engine->diagnostic()->UpdateLine(Diagnostic::COLLISION,
"BorderEdge" + StringCast(i), Diagnostic::RED,
simplex.GetPoint(borders[i].indices[0]),
simplex.GetPoint(borders[i].indices[1]));
}
const auto& faces = simplex.GetFaces();
for(unsigned int i = 0; i < faces.size(); ++i)
{
if(faces[i].alive)
{
std::string id = StringCast(i);
const Face& face = faces[i];
const D3DXVECTOR3 center = simplex.GetFaceCenter(i);
const D3DXVECTOR3& normal = face.normal * normalLength;
const D3DXVECTOR3& pointA = simplex.GetPoint(face.indices[0]);
const D3DXVECTOR3& pointB = simplex.GetPoint(face.indices[1]);
const D3DXVECTOR3& pointC = simplex.GetPoint(face.indices[2]);
m_engine->diagnostic()->UpdateSphere(Diagnostic::COLLISION,
"sCenter" + id, Diagnostic::BLUE, center, radius);
m_engine->diagnostic()->UpdateLine(Diagnostic::COLLISION,
"sNormal" + id, Diagnostic::BLUE, center, center + normal);
m_engine->diagnostic()->UpdateLine(Diagnostic::COLLISION,
"sLine1" + id, Diagnostic::YELLOW, pointA, pointB);
m_engine->diagnostic()->UpdateLine(Diagnostic::COLLISION,
"sLine2" + id, Diagnostic::YELLOW, pointA, pointC);
m_engine->diagnostic()->UpdateLine(Diagnostic::COLLISION,
"sLine3" + id, Diagnostic::YELLOW, pointC, pointB);
}
}
}
}
void CollisionMesh::DrawDiagnostics()
{
if(m_draw && m_geometry &&
m_engine->diagnostic()->AllowDiagnostics(Diagnostic::MESH))
{
// Render world vertices
const std::string id = StringCast(this);
const float vertexRadius = 0.1f;
const auto& vertices = GetVertices();
for(unsigned int i = 0; i < vertices.size(); ++i)
{
m_engine->diagnostic()->UpdateSphere(Diagnostic::MESH,
"0" + StringCast(i) + id, Diagnostic::RED,
vertices[i], vertexRadius);
}
// Render face normals
m_geometry->UpdateDiagnostics(*m_engine->diagnostic(), m_world.GetMatrix());
// Render OABB for diagnostic mesh
auto getPointColor = [=](int index) -> Diagnostic::Colour
{
return index == MINBOUND || index == MAXBOUND ?
Diagnostic::BLUE : Diagnostic::MAGENTA;
};
const float radius = 0.2f;
std::string corner;
for(unsigned int i = 0; i < CORNERS/2; ++i)
{
corner = StringCast(i);
m_engine->diagnostic()->UpdateSphere(Diagnostic::MESH,
"CornerA" + corner + id, getPointColor(i), m_oabb[i], radius);
m_engine->diagnostic()->UpdateSphere(Diagnostic::MESH,
"CornerB" + corner + id, getPointColor(i+4), m_oabb[i+4], radius);
m_engine->diagnostic()->UpdateLine(Diagnostic::MESH,
"LineA" + corner + id, Diagnostic::MAGENTA,
m_oabb[i], m_oabb[i+1 >= 4 ? 0 : i+1]);
m_engine->diagnostic()->UpdateLine(Diagnostic::MESH,
"LineB" + corner + id, Diagnostic::MAGENTA,
m_oabb[i+4], m_oabb[i+5 >= CORNERS ? 4 : i+5]);
m_engine->diagnostic()->UpdateLine(Diagnostic::MESH,
"LineC" + corner + id, Diagnostic::MAGENTA,
m_oabb[i], m_oabb[i+4]);
}
// Render radius of diagnostic mesh in wireframe
m_engine->diagnostic()->UpdateSphere(Diagnostic::MESH,
"Radius" + id, Diagnostic::WHITE, GetPosition(), GetRadius());
}
}
int Octree::RenderPartition(const std::unique_ptr<Partition>& partition)
{
int nodeCount = 0;
// Render all children of this partition
const auto& children = partition->GetChildren();
for(const std::unique_ptr<Partition>& child : children)
{
nodeCount += RenderPartition(child);
}
// Only render the root children and onwards if they have nodes
if(partition->GetLevel() > 0 && partition->HasNodes())
{
const float size = partition->GetSize();
const D3DXVECTOR3 minBounds = partition->GetMinBounds();
std::array<D3DXVECTOR3, CUBE_POINTS> corners =
{
// top four corners
minBounds,
minBounds + D3DXVECTOR3(size, 0, 0),
minBounds + D3DXVECTOR3(size, -size, 0),
minBounds + D3DXVECTOR3(0, -size, 0),
// bottom four corners
minBounds + D3DXVECTOR3(0, 0, size),
minBounds + D3DXVECTOR3(size, 0, size),
minBounds + D3DXVECTOR3(size, -size, size),
minBounds + D3DXVECTOR3(0, -size, size)
};
const std::string& id = partition->GetID();
auto colour = partition->GetColor();
for(int i = 0, j = SQUARE_POINTS; i < SQUARE_POINTS; ++i, ++j)
{
m_engine->diagnostic()->UpdateLine(Diagnostic::OCTREE,
id + StringCast(i) + "1", colour,
corners[i], corners[i+1 >= SQUARE_POINTS ? 0 : i+1]);
m_engine->diagnostic()->UpdateLine(Diagnostic::OCTREE,
id + StringCast(i) + "2", colour,
corners[j], corners[j+1 >= CUBE_POINTS ? SQUARE_POINTS : j+1]);
m_engine->diagnostic()->UpdateLine(Diagnostic::OCTREE,
id + StringCast(i) + "3", colour,
corners[i], corners[j]);
}
}
return nodeCount + static_cast<int>(partition->GetNodes().size());
}
void Scene::PreCollisionUpdate(bool pressed, const D3DXVECTOR2& direction,
const Matrix& world, const Matrix& invProjection, float deltatime)
{
if(m_engine->diagnostic()->AllowDiagnostics(Diagnostic::MESH))
{
m_engine->diagnostic()->UpdateText(Diagnostic::MESH, "QueueFront",
Diagnostic::WHITE, StringCast(m_open.empty() ? 0 : m_open.front()));
m_engine->diagnostic()->UpdateText(Diagnostic::MESH, "QueueSize",
Diagnostic::WHITE, StringCast(m_open.size()));
m_engine->diagnostic()->UpdateText(Diagnostic::MESH, "SelectedMesh",
Diagnostic::WHITE, StringCast(m_selectedMesh));
if(m_diagnosticMesh != NO_INDEX)
{
const auto& mesh = m_meshes[m_diagnosticMesh];
if(mesh->IsVisible())
{
const auto& collision = m_meshes[m_diagnosticMesh]->GetCollisionMesh();
const Partition* partition = collision.GetPartition();
const D3DXVECTOR3& velocity = collision.GetVelocity();
const D3DXVECTOR3 scale = collision.GetLocalScale();
m_manipulator->UpdateDiagnostics(m_meshes[m_diagnosticMesh]);
m_engine->diagnostic()->UpdateText(Diagnostic::MESH, "PartitionID",
Diagnostic::WHITE, partition ? partition->GetID() : "None", true);
m_engine->diagnostic()->UpdateText(Diagnostic::MESH, "Velocity",
Diagnostic::WHITE, StringCast(velocity.x) + " " +
StringCast(velocity.y) + " " + StringCast(velocity.z), true);
m_engine->diagnostic()->UpdateText(Diagnostic::MESH, "LocalScale",
Diagnostic::WHITE, StringCast(scale.x) + " " +
StringCast(scale.y) + " " + StringCast(scale.z), true);
}
}
}
if(m_selectedMesh != NO_INDEX)
{
m_manipulator->UpdateState(m_meshes[m_selectedMesh],
direction, world, invProjection, pressed, deltatime);
}
std::for_each(m_meshes.begin(), m_meshes.end(), [deltatime](const MeshPtr& mesh)
{
if(mesh->IsVisible())
{
mesh->Animate(deltatime);
}
});
}
void Geometry::UpdateDiagnostics(Diagnostic& renderer, const D3DXMATRIX& world)
{
if(renderer.AllowDiagnostics(Diagnostic::MESH))
{
std::string id = StringCast(this);
const auto& faces = GetFaces();
const float normalsize = 0.6f;
for(unsigned int i = 0; i < faces.size(); ++i)
{
D3DXVECTOR3 center, normal;
D3DXVec3TransformCoord(¢er, &faces[i].center, &world);
D3DXVec3TransformNormal(&normal, &faces[i].normal, &world);
D3DXVec3Normalize(&normal, &normal);
renderer.UpdateLine(Diagnostic::MESH, "FaceNormal" +
StringCast(i) + id, Diagnostic::CYAN,
center, center + (normal * normalsize));
}
}
}
void Timer::UpdateTimer()
{
QueryPerformanceCounter(&m_timer);
double currentTime = static_cast<double>(m_timer.QuadPart);
double deltatime = (currentTime - m_previousTime) / m_frequency;
m_deltaTimeCounter += deltatime;
if (m_deltaTimeCounter >= 1.0) //one second has passed
{
m_deltaTimeCounter = 0.0;
m_fps = m_fpsCounter;
m_fpsCounter = 0;
}
m_deltaTime = max(deltatime, DT_MINIMUM);
m_deltaTime = min(m_deltaTime, DT_MAXIMUM);
if(m_engine->diagnostic()->AllowDiagnostics(Diagnostic::TEXT))
{
m_engine->diagnostic()->UpdateText(Diagnostic::TEXT,
"FramePerSec", Diagnostic::WHITE, StringCast(m_fps));
m_engine->diagnostic()->UpdateText(Diagnostic::TEXT,
"DeltaTime", Diagnostic::WHITE, StringCast(deltatime));
m_engine->diagnostic()->UpdateText(Diagnostic::TEXT,
"CappedDeltaTime", Diagnostic::WHITE, StringCast(m_deltaTime));
if(m_forceDeltatime)
{
m_engine->diagnostic()->UpdateText(Diagnostic::TEXT,
"ForcedDeltaTime", Diagnostic::YELLOW,
StringCast(m_forcedDeltatime), true);
}
}
++m_fpsCounter; //increment frame counter
m_previousTime = currentTime;
}
void Picking::SolvePicking()
{
if(Diagnostic::AllowText())
{
Diagnostic::UpdateText("DistanceToPick", Diagnostic::WHITE,
StringCast(m_distanceToMesh == FLT_MAX ? 0.0f : m_distanceToMesh));
}
if(m_mesh)
{
m_mesh->OnPickMesh();
}
}
void Diagnostic::UpdateText(const std::string& id, Diagnostic::Colour color, bool increaseCounter)
{
if(sm_diag->m_textmap.find(id) == sm_diag->m_textmap.end())
{
sm_diag->m_textmap.insert(TextMap::value_type(id,DiagText()));
sm_diag->m_textmap[id].counter = 0;
}
else if(increaseCounter)
{
++sm_diag->m_textmap[id].counter;
}
sm_diag->m_textmap[id].color = sm_diag->m_colourmap[color];
sm_diag->m_textmap[id].text = id + ": " + StringCast(sm_diag->m_textmap[id].counter);
}
void Particle::UpdateDiagnostics(Diagnostic& renderer)
{
if(renderer.AllowDiagnostics(Diagnostic::TEXT))
{
renderer.UpdateText(Diagnostic::TEXT, "Particle Delta",
Diagnostic::WHITE, StringCast(m_positionDelta.y));;
renderer.UpdateText(Diagnostic::TEXT,
"Particle Collision", Diagnostic::WHITE, std::string(
(m_collision->IsCollidingWith(Geometry::NONE) ? "NONE " : "")) +
(m_collision->IsCollidingWith(Geometry::SPHERE) ? "SPHERE " : "") +
(m_collision->IsCollidingWith(Geometry::BOX) ? "BOX " : "") +
(m_collision->IsCollidingWith(Geometry::CYLINDER) ? "CYLINDER " : ""));
}
}
void Octree::RenderDiagnostics()
{
if(m_engine->diagnostic()->AllowDiagnostics(Diagnostic::OCTREE))
{
int nodeCount = static_cast<int>(m_octree->GetNodes().size());
const auto& children = m_octree->GetChildren();
for(const std::unique_ptr<Partition>& child : children)
{
nodeCount += RenderPartition(child);
}
m_engine->diagnostic()->UpdateText(Diagnostic::OCTREE,
"NodeCount", Diagnostic::WHITE, StringCast(nodeCount));
}
}
void Manipulator::UpdateDiagnostics(const MeshPtr selectedMesh)
{
const float length = 5.0f;
const auto position = selectedMesh->Position();
m_engine->diagnostic()->UpdateText(Diagnostic::MESH, "SelectedTool",
Diagnostic::WHITE, GetDescription(m_selectedTool));
m_engine->diagnostic()->UpdateText(Diagnostic::MESH, "SelectedAxis",
Diagnostic::WHITE, GetDescription(m_selectedAxis));
m_engine->diagnostic()->UpdateText(Diagnostic::MESH, "AnimationPoints",
Diagnostic::WHITE, StringCast(selectedMesh->GetAnimationPoints().size()));
m_engine->diagnostic()->UpdateLine(Diagnostic::MESH, "MeshXaxis",
Diagnostic::YELLOW, position, position + (selectedMesh->Right() * length));
m_engine->diagnostic()->UpdateLine(Diagnostic::MESH, "MeshYaxis",
Diagnostic::RED, position, position + (selectedMesh->Up() * length));
m_engine->diagnostic()->UpdateLine(Diagnostic::MESH, "MeshZaxis",
Diagnostic::GREEN, position, position + (selectedMesh->Forward() * length));
}
void Manipulator::UpdateState(Manipulator::MeshPtr mesh, const D3DXVECTOR2& direction,
const Matrix& world, const Matrix& invProjection, bool pressed, float deltatime)
{
if(m_selectedTool == NONE)
{
return;
}
// Ensure the tool axis are aligned with the mesh axis
std::for_each(m_tools[m_selectedTool]->axis.begin(),
m_tools[m_selectedTool]->axis.end(), [&mesh](const MeshPtr& axis)
{
axis->SetRotationMatrix(mesh->GetRotationMatrix());
});
if(pressed)
{
if(m_selectedAxis != NO_AXIS && D3DXVec2Length(&direction) > 0.0f)
{
D3DXVECTOR3 axis;
switch(m_selectedAxis)
{
case X_AXIS:
axis = mesh->Right();
break;
case Y_AXIS:
axis = mesh->Up();
break;
case Z_AXIS:
axis = mesh->Forward();
break;
}
D3DXVECTOR3 mouseDirection(direction.x, direction.y, CAMERA_NEAR);
mouseDirection.x *= -1.0f;
// Transform the screen space mouse direction into global 3D coordinates
// Camera world matrix is the inverse view matrix
D3DXVec3TransformNormal(&mouseDirection, &mouseDirection, &invProjection.GetMatrix());
D3DXVec3TransformNormal(&mouseDirection, &mouseDirection, &world.GetMatrix());
D3DXVec3Normalize(&mouseDirection, &mouseDirection);
D3DXVec3Normalize(&axis, &axis);
const float dot = D3DXVec3Dot(&axis, &mouseDirection);
const float angle = RadToDeg(std::acos(dot));
const float speed = fabs(dot) * (angle > 90.0f ? -1.0f : 1.0f) * deltatime;
if(m_engine->diagnostic()->AllowDiagnostics(Diagnostic::MESH))
{
m_engine->diagnostic()->UpdateLine(Diagnostic::MESH,
"MouseDirection3D", Diagnostic::WHITE, mesh->Position(),
mesh->Position() + mouseDirection * 20.0f);
m_engine->diagnostic()->UpdateText(Diagnostic::MESH,
"MovementDot", Diagnostic::WHITE, StringCast(dot));
m_engine->diagnostic()->UpdateText(Diagnostic::MESH,
"MovementAngle", Diagnostic::WHITE, StringCast(angle));
}
switch(m_selectedTool)
{
case ROTATE:
RotateMesh(mesh, speed * ROTATION_SPEED);
break;
case MOVE:
mesh->ResetAnimation();
TranslateMesh(mesh, speed * TRANSLATION_SPEED);
break;
case SCALE:
ScaleMesh(mesh, speed * SCALE_SPEED);
break;
case ANIMATE:
AnimateMesh(mesh, speed * TRANSLATION_SPEED);
break;
}
}
}
if(m_selectedTool == ANIMATE)
{
if(mesh->GetAnimationPoints().empty() || (!pressed && m_saveAnimation))
{
m_saveAnimation = false;
mesh->SavePosition();
}
}
}