leocad/common/lc_view.cpp
2023-08-13 15:50:00 +02:00

3010 lines
80 KiB
C++

#include "lc_global.h"
#include "lc_view.h"
#include "lc_viewwidget.h"
#include <stdlib.h>
#include "lc_mainwindow.h"
#include "light.h"
#include "camera.h"
#include "texfont.h"
#include "lc_texture.h"
#include "piece.h"
#include "pieceinf.h"
#include "lc_synth.h"
#include "lc_scene.h"
#include "lc_context.h"
#include "lc_viewmanipulator.h"
#include "lc_viewsphere.h"
#include "lc_findreplacewidget.h"
lcFindReplaceParams lcView::mFindReplaceParams;
lcFindReplaceWidget* lcView::mFindWidget;
lcView* lcView::mLastFocusedView;
std::vector<lcView*> lcView::mViews;
lcView::lcView(lcViewType ViewType, lcModel* Model)
: mViewType(ViewType), mScene(new lcScene()), mModel(Model)
{
mContext = new lcContext();
mViews.push_back(this);
mViewManipulator = std::unique_ptr<lcViewManipulator>(new lcViewManipulator(this));
mViewSphere = std::unique_ptr<lcViewSphere>(new lcViewSphere(this));
memset(mGridSettings, 0, sizeof(mGridSettings));
mDragState = lcDragState::None;
mTrackToolFromOverlay = false;
lcView* ActiveView = gMainWindow ? gMainWindow->GetActiveView() : nullptr;
if (ActiveView)
SetCamera(ActiveView->mCamera, false);
else
{
mCamera = new lcCamera(true);
mCamera->SetViewpoint(lcViewpoint::Home);
}
}
lcView::~lcView()
{
mContext->DestroyVertexBuffer(mGridBuffer);
if (gMainWindow && mViewType == lcViewType::View)
gMainWindow->RemoveView(this);
if (mCamera && mCamera->IsSimple())
delete mCamera;
mViews.erase(std::find(mViews.begin(), mViews.end(), this));
if (mLastFocusedView == this)
mLastFocusedView = nullptr;
if (mDeleteContext)
delete mContext;
}
std::vector<lcView*> lcView::GetModelViews(const lcModel* Model)
{
std::vector<lcView*> Views;
for (lcView* View : mViews)
if (View->GetModel() == Model)
Views.push_back(View);
return Views;
}
void lcView::UpdateProjectViews(const Project* Project)
{
for (lcView* View : mViews)
{
const lcModel* ViewModel = View->GetActiveModel();
if (ViewModel && ViewModel->GetProject() == Project)
View->Redraw();
}
}
void lcView::UpdateAllViews()
{
for (lcView* View : mViews)
View->Redraw();
}
void lcView::MakeCurrent()
{
mContext->MakeCurrent();
}
void lcView::Redraw()
{
if (mWidget)
mWidget->update();
}
void lcView::SetOffscreenContext()
{
mContext->SetOffscreenContext();
}
void lcView::SetFocus(bool Focus)
{
if (Focus)
{
if (mLastFocusedView != this)
{
delete mFindWidget;
mFindWidget = nullptr;
mLastFocusedView = this;
}
emit FocusReceived();
}
}
void lcView::SetMousePosition(int MouseX, int MouseY)
{
mMouseX = MouseX;
mMouseY = MouseY;
}
void lcView::SetMouseModifiers(Qt::KeyboardModifiers MouseModifiers)
{
mMouseModifiers = MouseModifiers;
}
lcModel* lcView::GetActiveModel() const
{
return !mActiveSubmodelInstance ? mModel : mActiveSubmodelInstance->mPieceInfo->GetModel();
}
void lcView::SetTopSubmodelActive()
{
lcModel* ActiveModel = GetActiveModel();
if (mActiveSubmodelInstance)
{
ActiveModel->SetActive(false);
mActiveSubmodelInstance = nullptr;
}
GetActiveModel()->UpdateInterface();
}
void lcView::SetSelectedSubmodelActive()
{
lcModel* ActiveModel = GetActiveModel();
lcObject* Object = ActiveModel->GetFocusObject();
if (mActiveSubmodelInstance)
{
ActiveModel->SetActive(false);
mActiveSubmodelInstance = nullptr;
}
if (Object && Object->IsPiece())
{
lcPiece* Piece = (lcPiece*)Object;
if (Piece->mPieceInfo->IsModel())
{
mActiveSubmodelTransform = lcMatrix44Identity();
mModel->GetPieceWorldMatrix(Piece, mActiveSubmodelTransform);
mActiveSubmodelInstance = Piece;
ActiveModel = mActiveSubmodelInstance->mPieceInfo->GetModel();
ActiveModel->SetActive(true);
RemoveCamera();
}
}
GetActiveModel()->UpdateInterface();
}
void lcView::CreateResources(lcContext* Context)
{
Q_UNUSED(Context);
gGridTexture = new lcTexture;
gGridTexture->CreateGridTexture();
}
void lcView::DestroyResources(lcContext* Context)
{
Q_UNUSED(Context);
delete gGridTexture;
gGridTexture = nullptr;
}
void lcView::RemoveCamera()
{
if (mCamera && mCamera->IsSimple())
return;
lcCamera* Camera = mCamera;
mCamera = new lcCamera(true);
if (Camera)
mCamera->CopyPosition(Camera);
else
mCamera->SetViewpoint(lcViewpoint::Home);
emit CameraChanged();
Redraw();
}
lcVector3 lcView::ProjectPoint(const lcVector3& Point) const
{
int Viewport[4] = { 0, 0, mWidth, mHeight };
return lcProjectPoint(Point, mCamera->mWorldView, GetProjectionMatrix(), Viewport);
}
lcVector3 lcView::UnprojectPoint(const lcVector3& Point) const
{
int Viewport[4] = { 0, 0, mWidth, mHeight };
return lcUnprojectPoint(Point, mCamera->mWorldView, GetProjectionMatrix(), Viewport);
}
void lcView::UnprojectPoints(lcVector3* Points, int NumPoints) const
{
int Viewport[4] = { 0, 0, mWidth, mHeight };
lcUnprojectPoints(Points, NumPoints, mCamera->mWorldView, GetProjectionMatrix(), Viewport);
}
lcMatrix44 lcView::GetProjectionMatrix() const
{
float AspectRatio = (float)mWidth / (float)mHeight;
if (mCamera->IsOrtho())
{
float OrthoHeight = mCamera->GetOrthoHeight() / 2.0f;
float OrthoWidth = OrthoHeight * AspectRatio;
return lcMatrix44Ortho(-OrthoWidth, OrthoWidth, -OrthoHeight, OrthoHeight, mCamera->m_zNear, mCamera->m_zFar * 4);
}
else
return lcMatrix44Perspective(mCamera->m_fovy, AspectRatio, mCamera->m_zNear, mCamera->m_zFar);
}
lcMatrix44 lcView::GetTileProjectionMatrix(int CurrentRow, int CurrentColumn, int CurrentTileWidth, int CurrentTileHeight) const
{
int ImageWidth = mRenderImage.width();
int ImageHeight = mRenderImage.height();
double ImageLeft, ImageRight, ImageBottom, ImageTop, Near, Far;
double AspectRatio = (double)ImageWidth / (double)ImageHeight;
if (mCamera->IsOrtho())
{
float OrthoHeight = mCamera->GetOrthoHeight() / 2.0f;
float OrthoWidth = OrthoHeight * AspectRatio;
ImageLeft = -OrthoWidth;
ImageRight = OrthoWidth;
ImageBottom = -OrthoHeight;
ImageTop = OrthoHeight;
Near = mCamera->m_zNear;
Far = mCamera->m_zFar * 4;
}
else
{
double xmin, xmax, ymin, ymax;
ymax = mCamera->m_zNear * tan(mCamera->m_fovy * 3.14159265 / 360.0);
ymin = -ymax;
xmin = ymin * AspectRatio;
xmax = ymax * AspectRatio;
ImageLeft = xmin;
ImageRight = xmax;
ImageBottom = ymin;
ImageTop = ymax;
Near = mCamera->m_zNear;
Far = mCamera->m_zFar;
}
double Left = ImageLeft + (ImageRight - ImageLeft) * (CurrentColumn * mWidth) / ImageWidth;
double Right = Left + (ImageRight - ImageLeft) * CurrentTileWidth / ImageWidth;
double Bottom = ImageBottom + (ImageTop - ImageBottom) * (CurrentRow * mHeight) / ImageHeight;
double Top = Bottom + (ImageTop - ImageBottom) * CurrentTileHeight / ImageHeight;
if (mCamera->IsOrtho())
return lcMatrix44Ortho(Left, Right, Bottom, Top, Near, Far);
else
return lcMatrix44Frustum(Left, Right, Bottom, Top, Near, Far);
}
void lcView::ShowContextMenu() const
{
if (mViewType != lcViewType::View)
return;
QAction** Actions = gMainWindow->mActions;
QMenu* Popup = new QMenu();
Popup->addAction(Actions[LC_EDIT_CUT]);
Popup->addAction(Actions[LC_EDIT_COPY]);
Popup->addAction(Actions[LC_EDIT_PASTE]);
Popup->addAction(Actions[LC_EDIT_PASTE_STEPS]);
Popup->addAction(Actions[LC_PIECE_DUPLICATE]);
Popup->addSeparator();
Popup->addAction(Actions[LC_PIECE_CONTROL_POINT_INSERT]);
Popup->addAction(Actions[LC_PIECE_CONTROL_POINT_REMOVE]);
Popup->addSeparator();
Popup->addAction(Actions[LC_PIECE_EDIT_SELECTED_SUBMODEL]);
Popup->addAction(Actions[LC_PIECE_EDIT_END_SUBMODEL]);
Popup->addAction(Actions[LC_PIECE_VIEW_SELECTED_MODEL]);
Popup->addAction(Actions[LC_PIECE_INLINE_SELECTED_MODELS]);
Popup->addAction(Actions[LC_PIECE_MOVE_SELECTION_TO_MODEL]);
Popup->addSeparator();
Popup->addMenu(gMainWindow->GetToolsMenu());
Popup->addMenu(gMainWindow->GetViewpointMenu());
Popup->addMenu(gMainWindow->GetCameraMenu());
Popup->addMenu(gMainWindow->GetProjectionMenu());
Popup->addMenu(gMainWindow->GetShadingMenu());
Popup->addSeparator();
Popup->addAction(Actions[LC_VIEW_SPLIT_HORIZONTAL]);
Popup->addAction(Actions[LC_VIEW_SPLIT_VERTICAL]);
Popup->addAction(Actions[LC_VIEW_REMOVE_VIEW]);
Popup->addAction(Actions[LC_VIEW_RESET_VIEWS]);
Popup->exec(QCursor::pos());
delete Popup;
}
bool lcView::CloseFindReplaceDialog()
{
if (mFindWidget && (mWidget->hasFocus() || mFindWidget->focusWidget()))
{
delete mFindWidget;
mFindWidget = nullptr;
return true;
}
return false;
}
void lcView::ShowFindReplaceWidget(bool Replace)
{
delete mFindWidget;
mFindReplaceParams = lcFindReplaceParams();
mFindWidget = new lcFindReplaceWidget(mWidget, GetActiveModel(), Replace);
}
lcVector3 lcView::GetMoveDirection(const lcVector3& Direction) const
{
if (lcGetPreferences().mFixedAxes)
return Direction;
// TODO: rewrite this
lcVector3 axis = Direction;
lcVector3 Pts[3] = { lcVector3(5.0f, 5.0f, 0.1f), lcVector3(10.0f, 5.0f, 0.1f), lcVector3(5.0f, 10.0f, 0.1f) };
UnprojectPoints(Pts, 3);
float ax, ay;
lcVector3 vx((Pts[1][0] - Pts[0][0]), (Pts[1][1] - Pts[0][1]), 0);//Pts[1][2] - Pts[0][2] };
vx.Normalize();
lcVector3 x(1, 0, 0);
ax = acosf(lcDot(vx, x));
lcVector3 vy((Pts[2][0] - Pts[0][0]), (Pts[2][1] - Pts[0][1]), 0);//Pts[2][2] - Pts[0][2] };
vy.Normalize();
lcVector3 y(0, -1, 0);
ay = acosf(lcDot(vy, y));
if (ax > 135)
axis[0] = -axis[0];
if (ay < 45)
axis[1] = -axis[1];
if (ax >= 45 && ax <= 135)
{
float tmp = axis[0];
ax = acosf(lcDot(vx, y));
if (ax > 90)
{
axis[0] = -axis[1];
axis[1] = tmp;
}
else
{
axis[0] = axis[1];
axis[1] = -tmp;
}
}
return axis;
}
lcMatrix44 lcView::GetPieceInsertPosition(bool IgnoreSelected, PieceInfo* Info) const
{
lcModel* ActiveModel = GetActiveModel();
lcPieceInfoRayTest PieceInfoRayTest = FindPieceInfoUnderPointer(IgnoreSelected);
if (PieceInfoRayTest.Info)
{
lcVector3 Position = PieceInfoRayTest.Plane;
if (Position.x > 0.0f)
Position.x += fabsf(Info->GetBoundingBox().Min.x);
else if (Position.x < 0.0f)
Position.x -= fabsf(Info->GetBoundingBox().Max.x);
else if (Position.y > 0.0f)
Position.y += fabsf(Info->GetBoundingBox().Min.y);
else if (Position.y < 0.0f)
Position.y -= fabsf(Info->GetBoundingBox().Max.y);
else if (Position.z > 0.0f)
Position.z += fabsf(Info->GetBoundingBox().Min.z);
else if (Position.z < 0.0f)
Position.z -= fabsf(Info->GetBoundingBox().Max.z);
if (gMainWindow->GetRelativeTransform())
Position = lcMul31(ActiveModel->SnapPosition(Position), PieceInfoRayTest.Transform);
else
Position = ActiveModel->SnapPosition(lcMul31(Position, PieceInfoRayTest.Transform));
lcMatrix44 WorldMatrix = PieceInfoRayTest.Transform;
WorldMatrix.SetTranslation(Position);
return WorldMatrix;
}
std::array<lcVector3, 2> ClickPoints = {{ lcVector3((float)mMouseX, (float)mMouseY, 0.0f), lcVector3((float)mMouseX, (float)mMouseY, 1.0f) }};
UnprojectPoints(ClickPoints.data(), 2);
if (ActiveModel != mModel)
{
lcMatrix44 InverseMatrix = lcMatrix44AffineInverse(mActiveSubmodelTransform);
for (lcVector3& Point : ClickPoints)
Point = lcMul31(Point, InverseMatrix);
}
const lcBoundingBox& BoundingBox = Info->GetBoundingBox();
lcVector3 Intersection;
if (lcLineSegmentPlaneIntersection(&Intersection, ClickPoints[0], ClickPoints[1], lcVector4(0, 0, 1, BoundingBox.Min.z)))
{
Intersection = ActiveModel->SnapPosition(Intersection);
return lcMatrix44Translation(Intersection);
}
lcVector3 Position;
if (!ActiveModel->GetFocusPosition(Position))
Position = ActiveModel->GetSelectionOrModelCenter();
lcVector3 FrontVector(mCamera->mTargetPosition - mCamera->mPosition);
if (lcLineSegmentPlaneIntersection(&Intersection, ClickPoints[0], ClickPoints[1], lcVector4(FrontVector, -lcDot(FrontVector, Position))))
{
Intersection = ActiveModel->SnapPosition(Intersection);
return lcMatrix44Translation(Intersection);
}
return lcMatrix44Translation(UnprojectPoint(lcVector3((float)mMouseX, (float)mMouseY, 0.9f)));
}
lcVector3 lcView::GetCameraLightInsertPosition() const
{
lcModel* ActiveModel = GetActiveModel();
std::array<lcVector3, 2> ClickPoints = { { lcVector3((float)mMouseX, (float)mMouseY, 0.0f), lcVector3((float)mMouseX, (float)mMouseY, 1.0f) } };
UnprojectPoints(ClickPoints.data(), 2);
if (ActiveModel != mModel)
{
lcMatrix44 InverseMatrix = lcMatrix44AffineInverse(mActiveSubmodelTransform);
for (lcVector3& Point : ClickPoints)
Point = lcMul31(Point, InverseMatrix);
}
lcVector3 Min, Max;
lcVector3 Center;
if (ActiveModel->GetVisiblePiecesBoundingBox(Min, Max))
Center = (Min + Max) / 2.0f;
else
Center = lcVector3(0.0f, 0.0f, 0.0f);
return lcRayPointClosestPoint(Center, ClickPoints[0], ClickPoints[1]);
}
void lcView::GetRayUnderPointer(lcVector3& Start, lcVector3& End) const
{
lcVector3 StartEnd[2] =
{
lcVector3((float)mMouseX, (float)mMouseY, 0.0f),
lcVector3((float)mMouseX, (float)mMouseY, 1.0f)
};
UnprojectPoints(StartEnd, 2);
Start = StartEnd[0];
End = StartEnd[1];
}
lcObjectSection lcView::FindObjectUnderPointer(bool PiecesOnly, bool IgnoreSelected) const
{
lcVector3 StartEnd[2] =
{
lcVector3((float)mMouseX, (float)mMouseY, 0.0f),
lcVector3((float)mMouseX, (float)mMouseY, 1.0f)
};
UnprojectPoints(StartEnd, 2);
lcObjectRayTest ObjectRayTest;
ObjectRayTest.PiecesOnly = PiecesOnly;
ObjectRayTest.IgnoreSelected = IgnoreSelected;
ObjectRayTest.ViewCamera = mCamera;
ObjectRayTest.Start = StartEnd[0];
ObjectRayTest.End = StartEnd[1];
lcModel* ActiveModel = GetActiveModel();
if (ActiveModel != mModel)
{
lcMatrix44 InverseMatrix = lcMatrix44AffineInverse(mActiveSubmodelTransform);
ObjectRayTest.Start = lcMul31(ObjectRayTest.Start, InverseMatrix);
ObjectRayTest.End = lcMul31(ObjectRayTest.End, InverseMatrix);
}
ActiveModel->RayTest(ObjectRayTest);
return ObjectRayTest.ObjectSection;
}
lcPieceInfoRayTest lcView::FindPieceInfoUnderPointer(bool IgnoreSelected) const
{
lcVector3 StartEnd[2] =
{
lcVector3((float)mMouseX, (float)mMouseY, 0.0f),
lcVector3((float)mMouseX, (float)mMouseY, 1.0f)
};
UnprojectPoints(StartEnd, 2);
lcObjectRayTest ObjectRayTest;
ObjectRayTest.PiecesOnly = true;
ObjectRayTest.IgnoreSelected = IgnoreSelected;
ObjectRayTest.ViewCamera = mCamera;
ObjectRayTest.Start = StartEnd[0];
ObjectRayTest.End = StartEnd[1];
lcModel* ActiveModel = GetActiveModel();
if (ActiveModel != mModel)
{
lcMatrix44 InverseMatrix = lcMatrix44AffineInverse(mActiveSubmodelTransform);
ObjectRayTest.Start = lcMul31(ObjectRayTest.Start, InverseMatrix);
ObjectRayTest.End = lcMul31(ObjectRayTest.End, InverseMatrix);
}
ActiveModel->RayTest(ObjectRayTest);
return ObjectRayTest.PieceInfoRayTest;
}
lcArray<lcObject*> lcView::FindObjectsInBox(float x1, float y1, float x2, float y2) const
{
float Left, Top, Bottom, Right;
if (x1 < x2)
{
Left = x1;
Right = x2;
}
else
{
Left = x2;
Right = x1;
}
if (y1 > y2)
{
Top = y1;
Bottom = y2;
}
else
{
Top = y2;
Bottom = y1;
}
std::array<lcVector3, 6> Corners =
{{
lcVector3(Left, Top, 0),
lcVector3(Left, Bottom, 0),
lcVector3(Right, Bottom, 0),
lcVector3(Right, Top, 0),
lcVector3(Left, Top, 1),
lcVector3(Right, Bottom, 1)
}};
UnprojectPoints(Corners.data(), (int)Corners.size());
lcModel* ActiveModel = GetActiveModel();
if (ActiveModel != mModel)
{
lcMatrix44 InverseMatrix = lcMatrix44AffineInverse(mActiveSubmodelTransform);
for (lcVector3& Point : Corners)
Point = lcMul31(Point, InverseMatrix);
}
lcVector3 PlaneNormals[6];
PlaneNormals[0] = lcNormalize(lcCross(Corners[4] - Corners[0], Corners[1] - Corners[0])); // Left
PlaneNormals[1] = lcNormalize(lcCross(Corners[5] - Corners[2], Corners[3] - Corners[2])); // Right
PlaneNormals[2] = lcNormalize(lcCross(Corners[3] - Corners[0], Corners[4] - Corners[0])); // Top
PlaneNormals[3] = lcNormalize(lcCross(Corners[1] - Corners[2], Corners[5] - Corners[2])); // Bottom
PlaneNormals[4] = lcNormalize(lcCross(Corners[1] - Corners[0], Corners[3] - Corners[0])); // Front
PlaneNormals[5] = lcNormalize(lcCross(Corners[1] - Corners[2], Corners[3] - Corners[2])); // Back
lcObjectBoxTest ObjectBoxTest;
ObjectBoxTest.ViewCamera = mCamera;
ObjectBoxTest.Planes[0] = lcVector4(PlaneNormals[0], -lcDot(PlaneNormals[0], Corners[0]));
ObjectBoxTest.Planes[1] = lcVector4(PlaneNormals[1], -lcDot(PlaneNormals[1], Corners[5]));
ObjectBoxTest.Planes[2] = lcVector4(PlaneNormals[2], -lcDot(PlaneNormals[2], Corners[0]));
ObjectBoxTest.Planes[3] = lcVector4(PlaneNormals[3], -lcDot(PlaneNormals[3], Corners[5]));
ObjectBoxTest.Planes[4] = lcVector4(PlaneNormals[4], -lcDot(PlaneNormals[4], Corners[0]));
ObjectBoxTest.Planes[5] = lcVector4(PlaneNormals[5], -lcDot(PlaneNormals[5], Corners[5]));
ActiveModel->BoxTest(ObjectBoxTest);
return ObjectBoxTest.Objects;
}
std::vector<QImage> lcView::GetStepImages(lcStep Start, lcStep End)
{
std::vector<QImage> Images;
if (!BeginRenderToImage(mWidth, mHeight))
{
QMessageBox::warning(gMainWindow, tr("LeoCAD"), tr("Error creating images."));
return Images;
}
const lcStep CurrentStep = mModel->GetCurrentStep();
for (lcStep Step = Start; Step <= End; Step++)
{
mModel->SetTemporaryStep(Step);
OnDraw();
Images.emplace_back(GetRenderImage());
}
EndRenderToImage();
mModel->SetTemporaryStep(CurrentStep);
if (!mModel->IsActive())
mModel->CalculateStep(LC_STEP_MAX);
return Images;
}
void lcView::SaveStepImages(const QString& BaseName, bool AddStepSuffix, lcStep Start, lcStep End, std::function<void(const QString&)> ProgressCallback)
{
std::vector<QImage> Images = GetStepImages(Start, End);
for (lcStep Step = Start; Step <= End; Step++)
{
QString FileName;
if (AddStepSuffix)
FileName = BaseName.arg(Step, 2, 10, QLatin1Char('0'));
else
FileName = BaseName;
QImageWriter Writer(FileName);
if (Writer.format().isEmpty())
Writer.setFormat("png");
if (!Writer.write(Images[Step - Start]))
{
QMessageBox::information(gMainWindow, tr("Error"), tr("Error writing to file '%1':\n%2").arg(FileName, Writer.errorString()));
break;
}
if (ProgressCallback)
ProgressCallback(FileName);
}
}
bool lcView::BeginRenderToImage(int Width, int Height)
{
GLint MaxTexture;
glGetIntegerv(GL_MAX_TEXTURE_SIZE, &MaxTexture);
MaxTexture = qMin(MaxTexture, 2048);
const int Samples = QSurfaceFormat::defaultFormat().samples();
if (Samples > 1)
MaxTexture /= Samples;
int TileWidth = qMin(Width, MaxTexture);
int TileHeight = qMin(Height, MaxTexture);
mWidth = TileWidth;
mHeight = TileHeight;
mRenderImage = QImage(Width, Height, QImage::Format_ARGB32);
QOpenGLFramebufferObjectFormat Format;
Format.setAttachment(QOpenGLFramebufferObject::Depth);
if (QSurfaceFormat::defaultFormat().samples() > 1)
Format.setSamples(QSurfaceFormat::defaultFormat().samples());
mRenderFramebuffer = std::unique_ptr<QOpenGLFramebufferObject>(new QOpenGLFramebufferObject(QSize(TileWidth, TileHeight), Format));
return mRenderFramebuffer->bind();
}
void lcView::EndRenderToImage()
{
mRenderFramebuffer.reset();
}
QImage lcView::GetRenderImage() const
{
return mRenderImage;
}
void lcView::BindRenderFramebuffer()
{
mRenderFramebuffer->bind();
}
void lcView::UnbindRenderFramebuffer()
{
mRenderFramebuffer->release();
}
QImage lcView::GetRenderFramebufferImage() const
{
return mRenderFramebuffer->toImage();
}
void lcView::OnDraw()
{
if (!mModel)
return;
//#define LC_PROFILE_DRAW
#ifdef LC_PROFILE_DRAW
static std::array<GLuint64, 30> QueryResults;
static std::array<qint64, 30> TimerResults;
static int FrameNumber;
QElapsedTimer Timer;
QOpenGLTimerQuery Query;
if (!Query.isCreated())
Query.create();
Query.begin();
Timer.start();
#endif
const lcPreferences& Preferences = lcGetPreferences();
const bool DrawOverlays = mWidget != nullptr;
const bool DrawInterface = mWidget != nullptr && mViewType == lcViewType::View;
lcShadingMode ShadingMode = Preferences.mShadingMode;
if (ShadingMode == lcShadingMode::Wireframe && !mWidget)
ShadingMode = lcShadingMode::Flat;
mScene->SetShadingMode(ShadingMode);
mScene->SetAllowLOD(Preferences.mAllowLOD && mWidget != nullptr);
mScene->SetLODDistance(Preferences.mMeshLODDistance);
mScene->Begin(mCamera->mWorldView);
mScene->SetActiveSubmodelInstance(mActiveSubmodelInstance, mActiveSubmodelTransform);
mScene->SetDrawInterface(DrawInterface);
mModel->GetScene(mScene.get(), mCamera, Preferences.mHighlightNewParts, Preferences.mFadeSteps);
if (DrawInterface && mTrackTool == lcTrackTool::Insert)
{
PieceInfo* Info = gMainWindow->GetCurrentPieceInfo();
if (Info)
{
lcMatrix44 WorldMatrix = GetPieceInsertPosition(false, Info);
if (GetActiveModel() != mModel)
WorldMatrix = lcMul(WorldMatrix, mActiveSubmodelTransform);
Info->AddRenderMeshes(mScene.get(), WorldMatrix, gMainWindow->mColorIndex, lcRenderMeshState::Focused, false);
}
}
if (DrawInterface)
mScene->SetPreTranslucentCallback([this]() { DrawGrid(); });
mScene->End();
int TotalTileRows = 1;
int TotalTileColumns = 1;
if (!mRenderImage.isNull())
{
int ImageWidth = mRenderImage.width();
int ImageHeight = mRenderImage.height();
if (ImageWidth > mWidth || ImageHeight > mHeight)
{
TotalTileColumns = (mWidth + ImageWidth - 1) / mWidth;
TotalTileRows = (mHeight + ImageHeight - 1) / mHeight;
}
}
for (int CurrentTileRow = 0; CurrentTileRow < TotalTileRows; CurrentTileRow++)
{
for (int CurrentTileColumn = 0; CurrentTileColumn < TotalTileColumns; CurrentTileColumn++)
{
mContext->SetDefaultState();
mContext->SetViewport(0, 0, mWidth, mHeight);
int CurrentTileWidth, CurrentTileHeight;
if (!mRenderImage.isNull() && (TotalTileRows > 1 || TotalTileColumns > 1))
{
if (CurrentTileRow < TotalTileRows - 1)
CurrentTileHeight = mHeight;
else
CurrentTileHeight = mRenderImage.height() - (TotalTileRows - 1) * (mHeight);
if (CurrentTileColumn < TotalTileColumns - 1)
CurrentTileWidth = mWidth;
else
CurrentTileWidth = mRenderImage.width() - (TotalTileColumns - 1) * (mWidth);
DrawBackground(CurrentTileRow, TotalTileRows, CurrentTileHeight);
mContext->SetViewport(0, 0, CurrentTileWidth, CurrentTileHeight);
mContext->SetProjectionMatrix(GetTileProjectionMatrix(CurrentTileRow, CurrentTileColumn, CurrentTileWidth, CurrentTileHeight));
}
else
{
CurrentTileWidth = mWidth;
CurrentTileHeight = mHeight;
DrawBackground(CurrentTileRow, TotalTileRows, CurrentTileHeight);
mContext->SetProjectionMatrix(GetProjectionMatrix());
}
mContext->SetLineWidth(Preferences.mLineWidth);
mScene->Draw(mContext);
if (!mRenderImage.isNull())
{
UnbindRenderFramebuffer();
QImage TileImage = GetRenderFramebufferImage();
BindRenderFramebuffer();
quint8* Buffer = TileImage.bits();
uchar* ImageBuffer = mRenderImage.bits();
quint32 TileY = 0, SrcY = 0;
if (CurrentTileRow != TotalTileRows - 1)
TileY = (TotalTileRows - CurrentTileRow - 1) * mHeight - ((mHeight - mRenderImage.height() % mHeight) % mHeight);
else if (TotalTileRows > 1)
SrcY = (mHeight - mRenderImage.height() % mHeight) % mHeight;
quint32 TileStart = ((CurrentTileColumn * mWidth) + (TileY * mRenderImage.width())) * 4;
for (int y = 0; y < CurrentTileHeight; y++)
{
quint8* src = Buffer + (SrcY + y) * mWidth * 4;
quint8* dst = ImageBuffer + TileStart + y * mRenderImage.width() * 4;
memcpy(dst, src, CurrentTileWidth * 4);
}
}
}
}
if (DrawInterface)
mScene->DrawInterfaceObjects(mContext);
if (DrawOverlays)
DrawAxes();
if (DrawInterface)
{
lcTool Tool = gMainWindow->GetTool();
lcModel* ActiveModel = GetActiveModel();
if ((Tool == lcTool::Select || Tool == lcTool::Move) && mTrackButton == lcTrackButton::None && ActiveModel->AnyObjectsSelected())
mViewManipulator->DrawSelectMove(mTrackButton, mTrackTool);
else if (GetCurrentTool() == lcTool::Move && mTrackButton != lcTrackButton::None)
mViewManipulator->DrawSelectMove(mTrackButton, mTrackTool);
else if ((Tool == lcTool::Rotate || (Tool == lcTool::Select && mTrackButton != lcTrackButton::None && mTrackTool >= lcTrackTool::RotateX && mTrackTool <= lcTrackTool::RotateXYZ)) && ActiveModel->AnyPiecesSelected())
mViewManipulator->DrawRotate(mTrackButton, mTrackTool);
else if ((mTrackTool == lcTrackTool::Select || mTrackTool == lcTrackTool::ZoomRegion) && mTrackButton != lcTrackButton::None)
DrawSelectZoomRegionOverlay();
else if (Tool == lcTool::RotateView && mTrackButton == lcTrackButton::None)
DrawRotateViewOverlay();
}
if (DrawOverlays)
{
mViewSphere->Draw();
DrawViewport();
}
#ifdef LC_PROFILE_DRAW
qint64 TimerElapsed = Timer.nsecsElapsed();
Query.end();
GLuint64 QueryElapsed = Query.waitForResult();
QueryResults[FrameNumber % QueryResults.size()] = QueryElapsed;
TimerResults[FrameNumber % TimerResults.size()] = TimerElapsed;
FrameNumber++;
GLuint64 QueryAverage = 0;
for (GLuint64 Result : QueryResults)
QueryAverage += Result;
QueryAverage /= QueryResults.size();
GLuint64 TimerAverage = 0;
for (GLuint64 Result : TimerResults)
TimerAverage += Result;
TimerAverage /= TimerResults.size();
mContext->SetWorldMatrix(lcMatrix44Identity());
mContext->SetViewMatrix(lcMatrix44Translation(lcVector3(0.375, 0.375, 0.0)));
mContext->SetProjectionMatrix(lcMatrix44Ortho(0.0f, mWidth, 0.0f, mHeight, -1.0f, 1.0f));
QString Line = QString("GPU: %1 CPU: %2").arg(QString::number(QueryAverage / 1000000.0, 'f', 2), QString::number(TimerAverage / 1000000.0, 'f', 2));
mContext->SetMaterial(lcMaterialType::UnlitTextureModulate);
mContext->SetColor(lcVector4FromColor(lcGetPreferences().mTextColor));
mContext->BindTexture2D(gTexFont.GetTexture());
mContext->EnableDepthTest(false);
mContext->EnableColorBlend(true);
gTexFont.PrintText(mContext, 3.0f, (float)mHeight - 1.0f - 6.0f, 0.0f, Line.toLatin1().constData());
mContext->EnableColorBlend(false);
mContext->EnableDepthTest(true);
Redraw();
#endif
mContext->ClearResources();
}
void lcView::DrawBackground(int CurrentTileRow, int TotalTileRows, int CurrentTileHeight) const
{
if (mOverrideBackgroundColor)
{
lcVector4 BackgroundColor(lcVector4FromColor(mBackgroundColor));
mContext->ClearColorAndDepth(BackgroundColor);
return;
}
const lcPreferences& Preferences = lcGetPreferences();
if (!Preferences.mBackgroundGradient)
{
lcVector4 BackgroundColor(lcVector3FromColor(Preferences.mBackgroundSolidColor), 0.0f);
mContext->ClearColorAndDepth(BackgroundColor);
return;
}
mContext->ClearDepth();
mContext->SetDepthWrite(false);
mContext->EnableDepthTest(false);
float ViewWidth = (float)mWidth;
float ViewHeight = (float)mHeight;
mContext->SetWorldMatrix(lcMatrix44Identity());
mContext->SetViewMatrix(lcMatrix44Identity());
mContext->SetProjectionMatrix(lcMatrix44Ortho(0.0f, ViewWidth, 0.0f, ViewHeight, -1.0f, 1.0f));
const int TotalHeight = TotalTileRows == 1 ? mHeight : mRenderImage.height();
const quint32 TopY = CurrentTileRow * mHeight + CurrentTileHeight;
const double t1 = 1.0 - (double)TopY / (double)TotalHeight;
const double t2 = 1.0 - (double)(TopY - CurrentTileHeight) / (double)TotalHeight;
const quint32 ColorTop = Preferences.mBackgroundGradientColorTop;
const quint32 ColorBottom = Preferences.mBackgroundGradientColorBottom;
double TopRed = LC_RGBA_RED(ColorTop);
double TopGreen = LC_RGBA_GREEN(ColorTop);
double TopBlue = LC_RGBA_BLUE(ColorTop);
double TopAlpha = LC_RGBA_ALPHA(ColorTop);
double BottomRed = LC_RGBA_RED(ColorBottom);
double BottomGreen = LC_RGBA_GREEN(ColorBottom);
double BottomBlue = LC_RGBA_BLUE(ColorBottom);
double BottomAlpha = LC_RGBA_ALPHA(ColorBottom);
const double DeltaRed = BottomRed - TopRed;
const double DeltaGreen = BottomGreen - TopGreen;
const double DeltaBlue = BottomBlue - TopBlue;
const double DeltaAlpha = BottomAlpha - TopAlpha;
BottomRed = TopRed + DeltaRed * t2;
BottomGreen = TopGreen + DeltaGreen * t2;
BottomBlue = TopBlue + DeltaBlue * t2;
BottomAlpha = TopAlpha + DeltaAlpha * t2;
TopRed = TopRed + DeltaRed * t1;
TopGreen = TopGreen + DeltaGreen * t1;
TopBlue = TopBlue + DeltaBlue * t1;
TopAlpha = TopAlpha + DeltaAlpha * t1;
const quint32 Color1 = LC_RGBA(TopRed, TopGreen, TopBlue, TopAlpha);
const quint32 Color2 = LC_RGBA(BottomRed, BottomGreen, BottomBlue, BottomAlpha);
struct lcBackgroundVertex
{
float x, y;
quint32 Color;
};
const lcBackgroundVertex Verts[4] =
{
{ ViewWidth, ViewHeight, Color1 }, { 0.0f, ViewHeight, Color1 }, { 0.0f, 0.0f, Color2 }, { ViewWidth, 0.0f, Color2 }
};
mContext->SetMaterial(lcMaterialType::UnlitVertexColor);
mContext->SetVertexBufferPointer(Verts);
mContext->SetVertexFormat(0, 2, 0, 0, 4, false);
mContext->DrawPrimitives(GL_TRIANGLE_FAN, 0, 4);
mContext->EnableDepthTest(true);
mContext->SetDepthWrite(true);
}
void lcView::DrawViewport() const
{
mContext->SetWorldMatrix(lcMatrix44Identity());
mContext->SetViewMatrix(lcMatrix44Translation(lcVector3(0.375, 0.375, 0.0)));
mContext->SetProjectionMatrix(lcMatrix44Ortho(0.0f, mWidth, 0.0f, mHeight, -1.0f, 1.0f));
mContext->SetLineWidth(1.0f);
mContext->SetDepthWrite(false);
mContext->EnableDepthTest(false);
mContext->SetMaterial(lcMaterialType::UnlitColor);
if (mLastFocusedView == this)
mContext->SetColor(lcVector4FromColor(lcGetPreferences().mActiveViewColor));
else
mContext->SetColor(lcVector4FromColor(lcGetPreferences().mInactiveViewColor));
float Verts[8] = { 0.0f, 0.0f, mWidth - 1.0f, 0.0f, mWidth - 1.0f, mHeight - 1.0f, 0.0f, mHeight - 1.0f };
mContext->SetVertexBufferPointer(Verts);
mContext->SetVertexFormatPosition(2);
mContext->DrawPrimitives(GL_LINE_LOOP, 0, 4);
QString CameraName = mCamera->GetName();
if (!CameraName.isEmpty())
{
mContext->SetMaterial(lcMaterialType::UnlitTextureModulate);
mContext->SetColor(lcVector4FromColor(lcGetPreferences().mTextColor));
mContext->BindTexture2D(gTexFont.GetTexture());
mContext->EnableColorBlend(true);
gTexFont.PrintText(mContext, 3.0f, (float)mHeight - 1.0f - 6.0f, 0.0f, CameraName.toLatin1().constData());
mContext->EnableColorBlend(false);
}
mContext->SetDepthWrite(true);
mContext->EnableDepthTest(true);
}
void lcView::DrawAxes() const
{
const lcPreferences& Preferences = lcGetPreferences();
switch (mViewType)
{
case lcViewType::View:
if (!Preferences.mDrawAxes)
return;
break;
case lcViewType::Preview:
if (!Preferences.mDrawPreviewAxis)
return;
break;
case lcViewType::Minifig:
case lcViewType::PartsList:
case lcViewType::Count:
return;
}
// mContext->ClearDepth();
struct lcAxisVertex
{
float x, y, z;
quint32 Color;
};
const quint32 Red = LC_RGBA(204, 0, 0, 255);
const quint32 Green = LC_RGBA(0, 204, 0, 255);
const quint32 Blue = LC_RGBA(0, 0, 204, 255);
const lcAxisVertex Verts[30] =
{
{ 0.00f, 0.00f, 0.00f, Red }, { 20.00f, 0.00f, 0.00f, Red }, { 12.00f, 3.00f, 0.00f, Red }, { 12.00f, 2.12f, 2.12f, Red }, { 12.00f, 0.00f, 3.00f, Red },
{ 12.00f, -2.12f, 2.12f, Red }, { 12.00f, -3.00f, 0.00f, Red }, { 12.00f, -2.12f, -2.12f, Red }, { 12.00f, 0.00f, -3.00f, Red }, { 12.00f, 2.12f, -2.12f, Red },
{ 0.00f, 0.00f, 0.00f, Green }, { 0.00f, 20.00f, 0.00f, Green }, { 3.00f, 12.00f, 0.00f, Green }, { 2.12f, 12.00f, 2.12f, Green }, { 0.00f, 12.00f, 3.00f, Green },
{ -2.12f, 12.00f, 2.12f, Green }, { -3.00f, 12.00f, 0.00f, Green }, { -2.12f, 12.00f, -2.12f, Green }, { 0.00f, 12.00f, -3.00f, Green }, { 2.12f, 12.00f, -2.12f, Green },
{ 0.00f, 0.00f, 0.00f, Blue }, { 0.00f, 0.00f, 20.00f, Blue }, { 0.00f, 3.00f, 12.00f, Blue }, { 2.12f, 2.12f, 12.00f, Blue }, { 3.00f, 0.00f, 12.00f, Blue },
{ 2.12f, -2.12f, 12.00f, Blue }, { 0.00f, -3.00f, 12.00f, Blue }, { -2.12f, -2.12f, 12.00f, Blue }, { -3.00f, 0.00f, 12.00f, Blue }, { -2.12f, 2.12f, 12.00f, Blue }
};
const GLushort Indices[78] =
{
0, 1, 10, 11, 20, 21,
1, 2, 3, 1, 3, 4, 1, 4, 5, 1, 5, 6, 1, 6, 7, 1, 7, 8, 1, 8, 9, 1, 9, 2,
11, 12, 13, 11, 13, 14, 11, 14, 15, 11, 15, 16, 11, 16, 17, 11, 17, 18, 11, 18, 19, 11, 19, 12,
21, 22, 23, 21, 23, 24, 21, 24, 25, 21, 25, 26, 21, 26, 27, 21, 27, 28, 21, 28, 29, 21, 29, 22
};
lcMatrix44 TranslationMatrix;
switch (Preferences.mAxisIconLocation)
{
default:
case lcAxisIconLocation::BottomLeft:
TranslationMatrix = lcMatrix44Translation(lcVector3(32, 32, 0.0f));
break;
case lcAxisIconLocation::BottomRight:
TranslationMatrix = lcMatrix44Translation(lcVector3(mWidth - 36, 32, 0.0f));
break;
case lcAxisIconLocation::TopLeft:
TranslationMatrix = lcMatrix44Translation(lcVector3(32, mHeight - 36, 0.0f));
break;
case lcAxisIconLocation::TopRight:
TranslationMatrix = lcMatrix44Translation(lcVector3(mWidth - 36, mHeight - 36, 0.0f));
break;
}
lcMatrix44 WorldViewMatrix = mCamera->mWorldView;
WorldViewMatrix.SetTranslation(lcVector3(0, 0, 0));
mContext->SetLineWidth(1.0f);
mContext->SetMaterial(lcMaterialType::UnlitVertexColor);
mContext->SetWorldMatrix(lcMatrix44Identity());
mContext->SetViewMatrix(lcMul(WorldViewMatrix, TranslationMatrix));
mContext->SetProjectionMatrix(lcMatrix44Ortho(0, mWidth, 0, mHeight, -50, 50));
mContext->SetVertexBufferPointer(Verts);
mContext->SetVertexFormat(0, 3, 0, 0, 4, false);
mContext->SetIndexBufferPointer(Indices);
mContext->DrawIndexedPrimitives(GL_LINES, 6, GL_UNSIGNED_SHORT, 0);
mContext->DrawIndexedPrimitives(GL_TRIANGLES, 72, GL_UNSIGNED_SHORT, 6 * 2);
mContext->SetMaterial(lcMaterialType::UnlitTextureModulate);
mContext->SetViewMatrix(TranslationMatrix);
mContext->BindTexture2D(gTexFont.GetTexture());
mContext->EnableColorBlend(true);
float TextBuffer[6 * 5 * 3];
lcVector3 PosX = lcMul30(lcVector3(25.0f, 0.0f, 0.0f), WorldViewMatrix);
gTexFont.GetGlyphTriangles(PosX.x, PosX.y, PosX.z, 'X', TextBuffer);
lcVector3 PosY = lcMul30(lcVector3(0.0f, 25.0f, 0.0f), WorldViewMatrix);
gTexFont.GetGlyphTriangles(PosY.x, PosY.y, PosY.z, 'Y', TextBuffer + 5 * 6);
lcVector3 PosZ = lcMul30(lcVector3(0.0f, 0.0f, 25.0f), WorldViewMatrix);
gTexFont.GetGlyphTriangles(PosZ.x, PosZ.y, PosZ.z, 'Z', TextBuffer + 5 * 6 * 2);
mContext->SetVertexBufferPointer(TextBuffer);
mContext->SetVertexFormat(0, 3, 0, 2, 0, false);
mContext->SetColor(lcVector4FromColor(lcGetPreferences().mAxesColor));
mContext->DrawPrimitives(GL_TRIANGLES, 0, 6 * 3);
mContext->EnableColorBlend(false);
}
void lcView::DrawSelectZoomRegionOverlay()
{
mContext->SetMaterial(lcMaterialType::UnlitColor);
mContext->SetWorldMatrix(lcMatrix44Identity());
mContext->SetViewMatrix(lcMatrix44Translation(lcVector3(0.375, 0.375, 0.0)));
mContext->SetProjectionMatrix(lcMatrix44Ortho(0.0f, mWidth, 0.0f, mHeight, -1.0f, 1.0f));
mContext->SetLineWidth(1.0f);
mContext->EnableDepthTest(false);
float pt1x = (float)mMouseDownX;
float pt1y = (float)mMouseDownY;
float pt2x = (float)mMouseX;
float pt2y = (float)mMouseY;
float Left, Right, Bottom, Top;
if (pt1x < pt2x)
{
Left = pt1x;
Right = pt2x;
}
else
{
Left = pt2x;
Right = pt1x;
}
if (pt1y < pt2y)
{
Bottom = pt1y;
Top = pt2y;
}
else
{
Bottom = pt2y;
Top = pt1y;
}
Left = lcMax(Left, 0.0f);
Right = lcMin(Right, mWidth - 1.0f);
Bottom = lcMax(Bottom, 0.0f);
Top = lcMin(Top, mHeight - 1.0f);
float BorderX = lcMin(2.0f, Right - Left);
float BorderY = lcMin(2.0f, Top - Bottom);
float Verts[14][2] =
{
{ Left, Bottom },
{ Left + BorderX, Bottom + BorderY },
{ Right, Bottom },
{ Right - BorderX, Bottom + BorderY },
{ Right, Top },
{ Right - BorderX, Top - BorderY },
{ Left, Top },
{ Left + BorderX, Top - BorderY },
{ Left, Bottom },
{ Left + BorderX, Bottom + BorderY },
{ Left + BorderX, Bottom + BorderY },
{ Right - BorderX, Bottom + BorderY },
{ Left + BorderX, Top - BorderY },
{ Right - BorderX, Top - BorderY },
};
mContext->SetVertexBufferPointer(Verts);
mContext->SetVertexFormatPosition(2);
const lcPreferences& Preferences = lcGetPreferences();
mContext->SetColor(lcVector4FromColor(Preferences.mMarqueeBorderColor));
mContext->DrawPrimitives(GL_TRIANGLE_STRIP, 0, 10);
if (LC_RGBA_ALPHA(Preferences.mMarqueeFillColor))
{
mContext->EnableColorBlend(true);
mContext->SetColor(lcVector4FromColor(Preferences.mMarqueeFillColor));
mContext->DrawPrimitives(GL_TRIANGLE_STRIP, 10, 4);
mContext->EnableColorBlend(false);
}
mContext->EnableDepthTest(true);
}
void lcView::DrawRotateViewOverlay()
{
int x, y, w, h;
x = 0;
y = 0;
w = mWidth;
h = mHeight;
mContext->SetMaterial(lcMaterialType::UnlitColor);
mContext->SetWorldMatrix(lcMatrix44Identity());
mContext->SetViewMatrix(lcMatrix44Translation(lcVector3(0.375, 0.375, 0.0)));
mContext->SetProjectionMatrix(lcMatrix44Ortho(0, w, 0, h, -1, 1));
mContext->SetLineWidth(1.0f);
mContext->EnableDepthTest(false);
mContext->SetColor(lcVector4FromColor(lcGetPreferences().mOverlayColor));
float Verts[32 * 16 * 2];
float* CurVert = Verts;
float r = lcMin(w, h) * 0.35f;
float cx = x + w / 2.0f;
float cy = y + h / 2.0f;
for (int i = 0; i < 32; i++)
{
*CurVert++ = cosf((float)i / 32.0f * (2.0f * LC_PI)) * r + cx;
*CurVert++ = sinf((float)i / 32.0f * (2.0f * LC_PI)) * r + cy;
}
const float OverlayCameraSquareSize = lcMax(8.0f, (w + h) / 200.0f);
*CurVert++ = cx + OverlayCameraSquareSize; *CurVert++ = cy + r + OverlayCameraSquareSize;
*CurVert++ = cx - OverlayCameraSquareSize; *CurVert++ = cy + r + OverlayCameraSquareSize;
*CurVert++ = cx - OverlayCameraSquareSize; *CurVert++ = cy + r - OverlayCameraSquareSize;
*CurVert++ = cx + OverlayCameraSquareSize; *CurVert++ = cy + r - OverlayCameraSquareSize;
*CurVert++ = cx + OverlayCameraSquareSize; *CurVert++ = cy - r + OverlayCameraSquareSize;
*CurVert++ = cx - OverlayCameraSquareSize; *CurVert++ = cy - r + OverlayCameraSquareSize;
*CurVert++ = cx - OverlayCameraSquareSize; *CurVert++ = cy - r - OverlayCameraSquareSize;
*CurVert++ = cx + OverlayCameraSquareSize; *CurVert++ = cy - r - OverlayCameraSquareSize;
*CurVert++ = cx + r + OverlayCameraSquareSize; *CurVert++ = cy + OverlayCameraSquareSize;
*CurVert++ = cx + r - OverlayCameraSquareSize; *CurVert++ = cy + OverlayCameraSquareSize;
*CurVert++ = cx + r - OverlayCameraSquareSize; *CurVert++ = cy - OverlayCameraSquareSize;
*CurVert++ = cx + r + OverlayCameraSquareSize; *CurVert++ = cy - OverlayCameraSquareSize;
*CurVert++ = cx - r + OverlayCameraSquareSize; *CurVert++ = cy + OverlayCameraSquareSize;
*CurVert++ = cx - r - OverlayCameraSquareSize; *CurVert++ = cy + OverlayCameraSquareSize;
*CurVert++ = cx - r - OverlayCameraSquareSize; *CurVert++ = cy - OverlayCameraSquareSize;
*CurVert++ = cx - r + OverlayCameraSquareSize; *CurVert++ = cy - OverlayCameraSquareSize;
mContext->SetVertexBufferPointer(Verts);
mContext->SetVertexFormatPosition(2);
GLushort Indices[64 + 32] =
{
0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 14, 14, 15, 15, 16, 16,
17, 17, 18, 18, 19, 19, 20, 20, 21, 21, 22, 22, 23, 23, 24, 24, 25, 25, 26, 26, 27, 27, 28, 28, 29, 29, 30, 30, 31, 31, 0,
32, 33, 33, 34, 34, 35, 35, 32, 36, 37, 37, 38, 38, 39, 39, 36,
40, 41, 41, 42, 42, 43, 43, 40, 44, 45, 45, 46, 46, 47, 47, 44
};
mContext->SetIndexBufferPointer(Indices);
mContext->DrawIndexedPrimitives(GL_LINES, 96, GL_UNSIGNED_SHORT, 0);
mContext->EnableDepthTest(true);
}
void lcView::DrawGrid()
{
const lcPreferences& Preferences = lcGetPreferences();
if (!Preferences.mDrawGridStuds && !Preferences.mDrawGridLines && !Preferences.mDrawGridOrigin)
return;
if (!Preferences.mGridEnabled)
return;
const int Spacing = lcMax(Preferences.mGridLineSpacing, 1);
int MinX, MaxX, MinY, MaxY;
lcVector3 Min(FLT_MAX, FLT_MAX, FLT_MAX), Max(-FLT_MAX, -FLT_MAX, -FLT_MAX);
bool GridSizeValid = mModel->GetVisiblePiecesBoundingBox(Min, Max);
if (mTrackTool == lcTrackTool::Insert)
{
PieceInfo* CurPiece = gMainWindow->GetCurrentPieceInfo();
if (CurPiece)
{
lcVector3 Points[8];
lcGetBoxCorners(CurPiece->GetBoundingBox(), Points);
lcMatrix44 WorldMatrix = GetPieceInsertPosition(false, CurPiece);
for (int i = 0; i < 8; i++)
{
lcVector3 Point = lcMul31(Points[i], WorldMatrix);
Min = lcMin(Point, Min);
Max = lcMax(Point, Max);
}
GridSizeValid = true;
}
}
if (GridSizeValid)
{
MinX = (int)(floorf(Min[0] / (20.0f * Spacing))) - 1;
MinY = (int)(floorf(Min[1] / (20.0f * Spacing))) - 1;
MaxX = (int)(ceilf(Max[0] / (20.0f * Spacing))) + 1;
MaxY = (int)(ceilf(Max[1] / (20.0f * Spacing))) + 1;
MinX = lcMin(MinX, -2);
MinY = lcMin(MinY, -2);
MaxX = lcMax(MaxX, 2);
MaxY = lcMax(MaxY, 2);
}
else
{
MinX = -2;
MinY = -2;
MaxX = 2;
MaxY = 2;
}
if (!mGridBuffer.IsValid() || MinX != mGridSettings[0] || MinY != mGridSettings[1] || MaxX != mGridSettings[2] || MaxY != mGridSettings[3] ||
Spacing != mGridSettings[4] || (Preferences.mDrawGridStuds ? 1 : 0) != mGridSettings[5] || (Preferences.mDrawGridLines ? 1 : 0) != mGridSettings[6])
{
int VertexBufferSize = 0;
if (Preferences.mDrawGridStuds)
VertexBufferSize += 4 * 5 * sizeof(float);
if (Preferences.mDrawGridLines)
VertexBufferSize += 2 * (MaxX - MinX + MaxY - MinY + 2) * 3 * sizeof(float);
float* Verts = (float*)malloc(VertexBufferSize);
if (!Verts)
return;
float* CurVert = Verts;
if (Preferences.mDrawGridStuds)
{
float Left = MinX * 20.0f * Spacing;
float Right = MaxX * 20.0f * Spacing;
float Top = MinY * 20.0f * Spacing;
float Bottom = MaxY * 20.0f * Spacing;
float Z = 0;
float U = (MaxX - MinX) * Spacing;
float V = (MaxY - MinY) * Spacing;
*CurVert++ = Left;
*CurVert++ = Top;
*CurVert++ = Z;
*CurVert++ = 0.0f;
*CurVert++ = V;
*CurVert++ = Right;
*CurVert++ = Top;
*CurVert++ = Z;
*CurVert++ = U;
*CurVert++ = V;
*CurVert++ = Left;
*CurVert++ = Bottom;
*CurVert++ = Z;
*CurVert++ = 0.0f;
*CurVert++ = 0.0f;
*CurVert++ = Right;
*CurVert++ = Bottom;
*CurVert++ = Z;
*CurVert++ = U;
*CurVert++ = 0.0f;
}
if (Preferences.mDrawGridLines)
{
float LineSpacing = Spacing * 20.0f;
for (int Step = MinX; Step < MaxX + 1; Step++)
{
*CurVert++ = Step * LineSpacing;
*CurVert++ = MinY * LineSpacing;
*CurVert++ = 0.0f;
*CurVert++ = Step * LineSpacing;
*CurVert++ = MaxY * LineSpacing;
*CurVert++ = 0.0f;
}
for (int Step = MinY; Step < MaxY + 1; Step++)
{
*CurVert++ = MinX * LineSpacing;
*CurVert++ = Step * LineSpacing;
*CurVert++ = 0.0f;
*CurVert++ = MaxX * LineSpacing;
*CurVert++ = Step * LineSpacing;
*CurVert++ = 0.0f;
}
}
mGridSettings[0] = MinX;
mGridSettings[1] = MinY;
mGridSettings[2] = MaxX;
mGridSettings[3] = MaxY;
mGridSettings[4] = Spacing;
mGridSettings[5] = (Preferences.mDrawGridStuds ? 1 : 0);
mGridSettings[6] = (Preferences.mDrawGridLines ? 1 : 0);
mContext->DestroyVertexBuffer(mGridBuffer);
mGridBuffer = mContext->CreateVertexBuffer(VertexBufferSize, Verts);
free(Verts);
}
int BufferOffset = 0;
mContext->SetVertexBuffer(mGridBuffer);
mContext->SetWorldMatrix(lcMatrix44Identity());
if (Preferences.mDrawGridStuds)
{
mContext->BindTexture2D(gGridTexture);
mContext->SetDepthWrite(false);
mContext->EnableColorBlend(true);
mContext->SetMaterial(lcMaterialType::UnlitTextureModulate);
mContext->SetColor(lcVector4FromColor(Preferences.mGridStudColor));
mContext->SetVertexFormat(0, 3, 0, 2, 0, false);
mContext->DrawPrimitives(GL_TRIANGLE_STRIP, 0, 4);
mContext->EnableColorBlend(false);
mContext->SetDepthWrite(true);
BufferOffset = 4 * 5 * sizeof(float);
}
if (Preferences.mDrawGridLines)
{
mContext->SetLineWidth(1.0f);
mContext->SetMaterial(lcMaterialType::UnlitColor);
mContext->SetColor(lcVector4FromColor(Preferences.mGridLineColor));
int NumVerts = 2 * (MaxX - MinX + MaxY - MinY + 2);
mContext->SetVertexFormat(BufferOffset, 3, 0, 0, 0, false);
mContext->DrawPrimitives(GL_LINES, 0, NumVerts);
}
if (Preferences.mDrawGridOrigin)
{
struct lcGridVertex
{
float x, y;
quint32 Color;
};
const quint32 Red = LC_RGBA(204, 0, 0, 255);
const quint32 Green = LC_RGBA(0, 204, 0, 255);
const float Scale = 20.0f * Spacing;
const lcGridVertex Verts[4] =
{
{ 0.0f, MinY * Scale, Green }, { 0.0f, MaxY * Scale, Green }, { MinX * Scale, 0.0f, Red }, { MaxX * Scale, 0.0f, Red }
};
mContext->SetMaterial(lcMaterialType::UnlitVertexColor);
mContext->SetVertexBufferPointer(Verts);
mContext->SetVertexFormat(0, 2, 0, 0, 4, false);
mContext->DrawPrimitives(GL_LINES, 0, 4);
}
}
lcTrackTool lcView::GetOverrideTrackTool(Qt::MouseButton Button) const
{
if (mTrackToolFromOverlay)
return lcTrackTool::None;
lcTool OverrideTool = gMouseShortcuts.GetTool(Button, mMouseModifiers);
if (OverrideTool == lcTool::Count)
return lcTrackTool::None;
constexpr lcTrackTool TrackToolFromTool[] =
{
lcTrackTool::Insert, // lcTool::Insert
lcTrackTool::PointLight, // lcTool::PointLight
lcTrackTool::Spotlight, // lcTool::Spotlight
lcTrackTool::DirectionalLight, // lcTool::DirectionalLight
lcTrackTool::AreaLight, // lcTool::AreaLight
lcTrackTool::Camera, // lcTool::Camera
lcTrackTool::Select, // lcTool::Select
lcTrackTool::MoveXYZ, // lcTool::Move
lcTrackTool::RotateXYZ, // lcTool::Rotate
lcTrackTool::Eraser, // lcTool::Eraser
lcTrackTool::Paint, // lcTool::Paint
lcTrackTool::ColorPicker, // lcTool::ColorPicker
lcTrackTool::Zoom, // lcTool::Zoom
lcTrackTool::Pan, // lcTool::Pan
lcTrackTool::OrbitXY, // lcTool::RotateView
lcTrackTool::Roll, // lcTool::Roll
lcTrackTool::ZoomRegion // lcTool::ZoomRegion
};
LC_ARRAY_SIZE_CHECK(TrackToolFromTool, lcTool::Count);
return TrackToolFromTool[static_cast<int>(OverrideTool)];
}
float lcView::GetOverlayScale() const
{
lcVector3 OverlayCenter;
lcMatrix33 RelativeRotation;
lcModel* ActiveModel = GetActiveModel();
ActiveModel->GetMoveRotateTransform(OverlayCenter, RelativeRotation);
lcMatrix44 WorldMatrix = lcMatrix44(RelativeRotation, OverlayCenter);
if (ActiveModel != mModel)
WorldMatrix = lcMul(WorldMatrix, mActiveSubmodelTransform);
lcVector3 ScreenPos = ProjectPoint(WorldMatrix.GetTranslation());
ScreenPos[0] += 10.0f;
lcVector3 Point = UnprojectPoint(ScreenPos);
lcVector3 Dist(Point - WorldMatrix.GetTranslation());
return Dist.Length() * 5.0f;
}
void lcView::BeginDrag(lcDragState DragState)
{
mDragState = DragState;
UpdateTrackTool();
}
void lcView::EndDrag(bool Accept)
{
lcModel* ActiveModel = GetActiveModel();
if (Accept)
{
switch (mDragState)
{
case lcDragState::None:
break;
case lcDragState::Piece:
{
PieceInfo* Info = gMainWindow->GetCurrentPieceInfo();
if (Info)
ActiveModel->InsertPieceToolClicked(GetPieceInsertPosition(false, Info));
} break;
case lcDragState::Color:
ActiveModel->PaintToolClicked(FindObjectUnderPointer(true, false).Object);
break;
}
}
mDragState = lcDragState::None;
UpdateTrackTool();
ActiveModel->UpdateAllViews();
}
void lcView::SetViewpoint(lcViewpoint Viewpoint)
{
if (!mCamera || !mCamera->IsSimple())
{
lcCamera* OldCamera = mCamera;
mCamera = new lcCamera(true);
if (OldCamera)
mCamera->CopySettings(OldCamera);
}
mCamera->SetViewpoint(Viewpoint);
ZoomExtents();
Redraw();
emit CameraChanged();
}
void lcView::SetViewpoint(const lcVector3& Position)
{
if (!mCamera || !mCamera->IsSimple())
{
lcCamera* OldCamera = mCamera;
mCamera = new lcCamera(true);
if (OldCamera)
mCamera->CopySettings(OldCamera);
}
mCamera->SetViewpoint(Position);
ZoomExtents();
Redraw();
emit CameraChanged();
}
void lcView::SetViewpoint(const lcVector3& Position, const lcVector3& Target, const lcVector3& Up)
{
if (!mCamera || !mCamera->IsSimple())
{
lcCamera* OldCamera = mCamera;
mCamera = new lcCamera(true);
if (OldCamera)
mCamera->CopySettings(OldCamera);
}
mCamera->SetViewpoint(Position, Target, Up);
Redraw();
emit CameraChanged();
}
void lcView::SetCameraAngles(float Latitude, float Longitude)
{
if (!mCamera || !mCamera->IsSimple())
{
lcCamera* OldCamera = mCamera;
mCamera = new lcCamera(true);
if (OldCamera)
mCamera->CopySettings(OldCamera);
}
mCamera->SetAngles(Latitude, Longitude, 1.0f);
ZoomExtents();
Redraw();
}
void lcView::SetDefaultCamera()
{
if (!mCamera || !mCamera->IsSimple())
mCamera = new lcCamera(true);
mCamera->SetViewpoint(lcViewpoint::Home);
ZoomExtents();
Redraw();
emit CameraChanged();
}
void lcView::SetCamera(lcCamera* Camera, bool ForceCopy)
{
if (Camera->IsSimple() || ForceCopy)
{
if (!mCamera || !mCamera->IsSimple())
mCamera = new lcCamera(true);
mCamera->CopyPosition(Camera);
}
else
{
if (mCamera && mCamera->IsSimple())
delete mCamera;
mCamera = Camera;
}
}
void lcView::SetCamera(const QString& CameraName)
{
const lcArray<lcCamera*>& Cameras = mModel->GetCameras();
for (int CameraIdx = 0; CameraIdx < Cameras.GetSize(); CameraIdx++)
{
if (CameraName.compare(Cameras[CameraIdx]->GetName(), Qt::CaseInsensitive) == 0)
{
SetCameraIndex(CameraIdx);
return;
}
}
}
void lcView::SetCameraIndex(int Index)
{
const lcArray<lcCamera*>& Cameras = mModel->GetCameras();
if (Index >= Cameras.GetSize())
return;
lcCamera* Camera = Cameras[Index];
SetCamera(Camera, false);
emit CameraChanged();
Redraw();
}
void lcView::SetProjection(bool Ortho)
{
if (mCamera->IsSimple())
{
mCamera->SetOrtho(Ortho);
Redraw();
if (gMainWindow)
gMainWindow->UpdatePerspective();
}
else
{
lcModel* ActiveModel = GetActiveModel();
if (ActiveModel)
ActiveModel->SetCameraOrthographic(mCamera, Ortho);
}
}
void lcView::LookAt()
{
lcModel* ActiveModel = GetActiveModel();
if (ActiveModel)
ActiveModel->LookAt(mCamera);
}
void lcView::MoveCamera(const lcVector3& Direction)
{
lcModel* ActiveModel = GetActiveModel();
if (ActiveModel)
ActiveModel->MoveCamera(mCamera, Direction);
}
void lcView::Zoom(float Amount)
{
lcModel* ActiveModel = GetActiveModel();
if (ActiveModel)
ActiveModel->Zoom(mCamera, Amount);
}
void lcView::ZoomExtents()
{
lcModel* ActiveModel = GetActiveModel();
if (ActiveModel)
ActiveModel->ZoomExtents(mCamera, (float)mWidth / (float)mHeight);
}
lcCursor lcView::GetCursor() const
{
if (mTrackButton != lcTrackButton::None)
return lcCursor::Hidden;
if (mTrackTool == lcTrackTool::Select)
{
if (mMouseModifiers & Qt::ControlModifier)
return lcCursor::SelectAdd;
if (mMouseModifiers & Qt::ShiftModifier)
return lcCursor::SelectRemove;
}
constexpr lcCursor CursorFromTrackTool[] =
{
lcCursor::Select, // lcTrackTool::None
lcCursor::Brick, // lcTrackTool::Insert
lcCursor::PointLight, // lcTrackTool::PointLight
lcCursor::Spotlight, // lcTrackTool::Spotlight
lcCursor::DirectionalLight, // lcTrackTool::DirectionalLight
lcCursor::AreaLight, // lcTrackTool::AreaLight
lcCursor::Camera, // lcTrackTool::Camera
lcCursor::Select, // lcTrackTool::Select
lcCursor::Move, // lcTrackTool::MoveX
lcCursor::Move, // lcTrackTool::MoveY
lcCursor::Move, // lcTrackTool::MoveZ
lcCursor::Move, // lcTrackTool::MoveXY
lcCursor::Move, // lcTrackTool::MoveXZ
lcCursor::Move, // lcTrackTool::MoveYZ
lcCursor::Move, // lcTrackTool::MoveXYZ
lcCursor::Rotate, // lcTrackTool::RotateX
lcCursor::Rotate, // lcTrackTool::RotateY
lcCursor::Rotate, // lcTrackTool::RotateZ
lcCursor::Rotate, // lcTrackTool::RotateXY
lcCursor::Rotate, // lcTrackTool::RotateXYZ
lcCursor::Move, // lcTrackTool::ScalePlus
lcCursor::Move, // lcTrackTool::ScaleMinus
lcCursor::Delete, // lcTrackTool::Eraser
lcCursor::Paint, // lcTrackTool::Paint
lcCursor::ColorPicker, // lcTrackTool::ColorPicker
lcCursor::Zoom, // lcTrackTool::Zoom
lcCursor::Pan, // lcTrackTool::Pan
lcCursor::RotateX, // lcTrackTool::OrbitX
lcCursor::RotateY, // lcTrackTool::OrbitY
lcCursor::RotateView, // lcTrackTool::OrbitXY
lcCursor::Roll, // lcTrackTool::Roll
lcCursor::ZoomRegion // lcTrackTool::ZoomRegion
};
LC_ARRAY_SIZE_CHECK(CursorFromTrackTool, lcTrackTool::Count);
if (mTrackTool >= lcTrackTool::None && mTrackTool < lcTrackTool::Count)
return CursorFromTrackTool[static_cast<int>(mTrackTool)];
return lcCursor::Select;
}
void lcView::SetCursor(lcCursor CursorType)
{
if (mCursor == CursorType)
return;
struct lcCursorInfo
{
int x, y;
const char* Name;
};
constexpr lcCursorInfo Cursors[] =
{
{ 0, 0, "" }, // lcCursor::Hidden
{ 0, 0, "" }, // lcCursor::Default
{ 8, 3, ":/resources/cursor_insert" }, // lcCursor::Brick
{ 15, 15, ":/resources/cursor_light" }, // lcCursor::PointLight
{ 7, 10, ":/resources/cursor_spotlight" }, // lcCursor::Spotlight
{ 15, 15, ":/resources/cursor_sunlight" }, // lcCursor::DirectionalLight
{ 15, 15, ":/resources/cursor_arealight" }, // lcCursor::AreaLight
{ 15, 9, ":/resources/cursor_camera" }, // lcCursor::Camera
{ 0, 2, ":/resources/cursor_select" }, // lcCursor::Select
{ 0, 2, ":/resources/cursor_select_add" }, // lcCursor::SelectAdd
{ 0, 2, ":/resources/cursor_select_remove" }, // lcCursor::SelectRemove
{ 15, 15, ":/resources/cursor_move" }, // lcCursor::Move
{ 15, 15, ":/resources/cursor_rotate" }, // lcCursor::Rotate
{ 15, 15, ":/resources/cursor_rotatex" }, // lcCursor::RotateX
{ 15, 15, ":/resources/cursor_rotatey" }, // lcCursor::RotateY
{ 0, 10, ":/resources/cursor_delete" }, // lcCursor::Delete
{ 14, 14, ":/resources/cursor_paint" }, // lcCursor::Paint
{ 1, 13, ":/resources/cursor_color_picker" }, // lcCursor::ColorPicker
{ 15, 15, ":/resources/cursor_zoom" }, // lcCursor::Zoom
{ 9, 9, ":/resources/cursor_zoom_region" }, // lcCursor::ZoomRegion
{ 15, 15, ":/resources/cursor_pan" }, // lcCursor::Pan
{ 15, 15, ":/resources/cursor_roll" }, // lcCursor::Roll
{ 15, 15, ":/resources/cursor_rotate_view" }, // lcCursor::RotateView
};
LC_ARRAY_SIZE_CHECK(Cursors, lcCursor::Count);
if (CursorType == lcCursor::Hidden)
{
mWidget->setCursor(Qt::BlankCursor);
mCursor = CursorType;
}
else if (CursorType >= lcCursor::First && CursorType < lcCursor::Count)
{
const lcCursorInfo& Cursor = Cursors[static_cast<int>(CursorType)];
mWidget->setCursor(QCursor(QPixmap(Cursor.Name), Cursor.x, Cursor.y));
mCursor = CursorType;
}
else
{
mWidget->unsetCursor();
mCursor = lcCursor::Default;
}
}
void lcView::UpdateCursor()
{
SetCursor(GetCursor());
}
lcTool lcView::GetCurrentTool() const
{
constexpr lcTool ToolFromTrackTool[] =
{
lcTool::Select, // lcTrackTool::None
lcTool::Insert, // lcTrackTool::Insert
lcTool::PointLight, // lcTrackTool::PointLight
lcTool::Spotlight, // lcTrackTool::Spotlight
lcTool::DirectionalLight, // lcTrackTool::DirectionalLight
lcTool::AreaLight, // lcTrackTool::AreaLight
lcTool::Camera, // lcTrackTool::Camera
lcTool::Select, // lcTrackTool::Select
lcTool::Move, // lcTrackTool::MoveX
lcTool::Move, // lcTrackTool::MoveY
lcTool::Move, // lcTrackTool::MoveZ
lcTool::Move, // lcTrackTool::MoveXY
lcTool::Move, // lcTrackTool::MoveXZ
lcTool::Move, // lcTrackTool::MoveYZ
lcTool::Move, // lcTrackTool::MoveXYZ
lcTool::Rotate, // lcTrackTool::RotateX
lcTool::Rotate, // lcTrackTool::RotateY
lcTool::Rotate, // lcTrackTool::RotateZ
lcTool::Rotate, // lcTrackTool::RotateXY
lcTool::Rotate, // lcTrackTool::RotateXYZ
lcTool::Move, // lcTrackTool::ScalePlus
lcTool::Move, // lcTrackTool::ScaleMinus
lcTool::Eraser, // lcTrackTool::Eraser
lcTool::Paint, // lcTrackTool::Paint
lcTool::ColorPicker, // lcTrackTool::ColorPicker
lcTool::Zoom, // lcTrackTool::Zoom
lcTool::Pan, // lcTrackTool::Pan
lcTool::RotateView, // lcTrackTool::OrbitX
lcTool::RotateView, // lcTrackTool::OrbitY
lcTool::RotateView, // lcTrackTool::OrbitXY
lcTool::Roll, // lcTrackTool::Roll
lcTool::ZoomRegion // lcTrackTool::ZoomRegion
};
LC_ARRAY_SIZE_CHECK(ToolFromTrackTool, lcTrackTool::Count);
if (mTrackTool >= lcTrackTool::None && mTrackTool < lcTrackTool::Count)
return ToolFromTrackTool[static_cast<int>(mTrackTool)];
return lcTool::Select;
}
void lcView::UpdateTrackTool()
{
if (mViewType != lcViewType::View)
{
mTrackTool = lcTrackTool::None;
UpdateCursor();
return;
}
lcTool CurrentTool = gMainWindow->GetTool();
lcTrackTool NewTrackTool = mTrackTool;
int x = mMouseX;
int y = mMouseY;
bool Redraw = false;
mTrackToolFromOverlay = false;
lcModel* ActiveModel = GetActiveModel();
switch (CurrentTool)
{
case lcTool::Insert:
NewTrackTool = lcTrackTool::Insert;
break;
case lcTool::PointLight:
NewTrackTool = lcTrackTool::PointLight;
break;
case lcTool::Spotlight:
NewTrackTool = lcTrackTool::Spotlight;
break;
case lcTool::DirectionalLight:
NewTrackTool = lcTrackTool::DirectionalLight;
break;
case lcTool::AreaLight:
NewTrackTool = lcTrackTool::AreaLight;;
break;
case lcTool::Camera:
NewTrackTool = lcTrackTool::Camera;
break;
case lcTool::Select:
case lcTool::Move:
{
mMouseDownPiece = nullptr;
NewTrackTool = mViewManipulator->UpdateSelectMove();
mTrackToolFromOverlay = NewTrackTool != lcTrackTool::MoveXYZ && NewTrackTool != lcTrackTool::Select;
Redraw = NewTrackTool != mTrackTool;
if (CurrentTool == lcTool::Select && NewTrackTool == lcTrackTool::Select && mMouseModifiers == Qt::NoModifier)
{
lcObjectSection ObjectSection = FindObjectUnderPointer(false, false);
lcObject* Object = ObjectSection.Object;
if (Object && Object->IsPiece() && ObjectSection.Section == LC_PIECE_SECTION_POSITION && Object->IsSelected())
{
lcPiece* Piece = (lcPiece*)Object;
mMouseDownPosition = Piece->mModelWorld.GetTranslation();
mMouseDownPiece = Piece->mPieceInfo;
NewTrackTool = lcTrackTool::MoveXYZ;
}
}
}
break;
case lcTool::Rotate:
{
NewTrackTool = mViewManipulator->UpdateRotate();
mTrackToolFromOverlay = NewTrackTool != lcTrackTool::RotateXYZ;
Redraw = NewTrackTool != mTrackTool;
}
break;
case lcTool::Eraser:
NewTrackTool = lcTrackTool::Eraser;
break;
case lcTool::Paint:
NewTrackTool = lcTrackTool::Paint;
break;
case lcTool::ColorPicker:
NewTrackTool = lcTrackTool::ColorPicker;
break;
case lcTool::Zoom:
NewTrackTool = lcTrackTool::Zoom;
break;
case lcTool::Pan:
NewTrackTool = lcTrackTool::Pan;
break;
case lcTool::RotateView:
{
int vx, vy, vw, vh;
vx = 0;
vy = 0;
vw = mWidth;
vh = mHeight;
int cx = vx + vw / 2;
int cy = vy + vh / 2;
float d = sqrtf((float)((cx - x) * (cx - x) + (cy - y) * (cy - y)));
float r = lcMin(vw, vh) * 0.35f;
const float SquareSize = lcMax(8.0f, (vw + vh) / 200.0f);
if ((d < r + SquareSize) && (d > r - SquareSize))
{
if ((cx - x < SquareSize) && (cx - x > -SquareSize))
{
NewTrackTool = lcTrackTool::OrbitY;
mTrackToolFromOverlay = true;
}
if ((cy - y < SquareSize) && (cy - y > -SquareSize))
{
NewTrackTool = lcTrackTool::OrbitX;
mTrackToolFromOverlay = true;
}
}
else
{
if (d < r)
NewTrackTool = lcTrackTool::OrbitXY;
else
NewTrackTool = lcTrackTool::Roll;
}
}
break;
case lcTool::Roll:
NewTrackTool = lcTrackTool::Roll;
break;
case lcTool::ZoomRegion:
NewTrackTool = lcTrackTool::ZoomRegion;
break;
case lcTool::Count:
break;
}
switch (mDragState)
{
case lcDragState::None:
break;
case lcDragState::Piece:
NewTrackTool = lcTrackTool::Insert;
Redraw = true;
break;
case lcDragState::Color:
NewTrackTool = lcTrackTool::Paint;
break;
}
mTrackTool = NewTrackTool;
UpdateCursor();
if (Redraw)
ActiveModel->UpdateAllViews();
}
void lcView::StartOrbitTracking()
{
mTrackTool = lcTrackTool::OrbitXY;
UpdateCursor();
OnButtonDown(lcTrackButton::Left);
}
void lcView::StartPanGesture()
{
lcModel* ActiveModel = GetActiveModel();
StartPan(mWidth / 2, mHeight / 2);
ActiveModel->BeginMouseTool();
}
void lcView::UpdatePanGesture(int dx, int dy)
{
UpdatePan(mPanX + dx, mPanY + dy);
}
void lcView::StartPan(int x, int y)
{
mPanX = x;
mPanY = y;
}
void lcView::UpdatePan(int x, int y)
{
if (x == mPanX && y == mPanY)
return;
lcModel* ActiveModel = GetActiveModel();
lcVector3 Points[4] =
{
lcVector3((float)x, (float)y, 0.0f),
lcVector3((float)x, (float)y, 1.0f),
lcVector3(mPanX, mPanY, 0.0f),
lcVector3(mPanX, mPanY, 1.0f)
};
UnprojectPoints(Points, 4);
const lcVector3& CurrentStart = Points[0];
const lcVector3& CurrentEnd = Points[1];
const lcVector3& MouseDownStart = Points[2];
const lcVector3& MouseDownEnd = Points[3];
lcVector3 Center = ActiveModel->GetSelectionOrModelCenter();
lcVector3 PlaneNormal(mCamera->mPosition - mCamera->mTargetPosition);
lcVector4 Plane(PlaneNormal, -lcDot(PlaneNormal, Center));
lcVector3 Intersection, MoveStart;
if (!lcLineSegmentPlaneIntersection(&Intersection, CurrentStart, CurrentEnd, Plane) || !lcLineSegmentPlaneIntersection(&MoveStart, MouseDownStart, MouseDownEnd, Plane))
{
Center = MouseDownStart + lcNormalize(MouseDownEnd - MouseDownStart) * 10.0f;
Plane = lcVector4(PlaneNormal, -lcDot(PlaneNormal, Center));
if (!lcLineSegmentPlaneIntersection(&Intersection, CurrentStart, CurrentEnd, Plane) || !lcLineSegmentPlaneIntersection(&MoveStart, MouseDownStart, MouseDownEnd, Plane))
return;
}
mPanX = x;
mPanY = y;
ActiveModel->UpdatePanTool(mCamera, MoveStart - Intersection);
}
void lcView::EndPanGesture(bool Accept)
{
lcModel* ActiveModel = GetActiveModel();
ActiveModel->EndMouseTool(lcTool::Pan, Accept);
}
void lcView::StartTracking(lcTrackButton TrackButton)
{
mTrackButton = TrackButton;
mTrackUpdated = false;
mMouseDownX = mMouseX;
mMouseDownY = mMouseY;
lcTool Tool = GetCurrentTool();
lcModel* ActiveModel = GetActiveModel();
auto AddLight = [this, ActiveModel](lcLightType LightType)
{
lcVector3 Position = GetCameraLightInsertPosition();
lcVector3 Target = Position + lcVector3(0.1f, 0.1f, 0.1f);
ActiveModel->BeginDirectionalLightTool(Position, Target, LightType);
};
switch (Tool)
{
case lcTool::Insert:
case lcTool::PointLight:
break;
case lcTool::Spotlight:
AddLight(lcLightType::Spot);
break;
case lcTool::DirectionalLight:
AddLight(lcLightType::Directional);
break;
case lcTool::AreaLight:
AddLight(lcLightType::Area);
break;
case lcTool::Camera:
{
lcVector3 Position = GetCameraLightInsertPosition();
lcVector3 Target = Position + lcVector3(0.1f, 0.1f, 0.1f);
ActiveModel->BeginCameraTool(Position, Target);
}
break;
case lcTool::Select:
break;
case lcTool::Move:
case lcTool::Rotate:
ActiveModel->BeginMouseTool();
break;
case lcTool::Eraser:
case lcTool::Paint:
case lcTool::ColorPicker:
break;
case lcTool::Pan:
StartPan(mMouseX, mMouseY);
ActiveModel->BeginMouseTool();
break;
case lcTool::Zoom:
case lcTool::RotateView:
case lcTool::Roll:
ActiveModel->BeginMouseTool();
break;
case lcTool::ZoomRegion:
break;
case lcTool::Count:
break;
}
UpdateCursor();
}
void lcView::StopTracking(bool Accept)
{
if (mTrackButton == lcTrackButton::None)
return;
lcTool Tool = GetCurrentTool();
lcModel* ActiveModel = GetActiveModel();
switch (Tool)
{
case lcTool::Insert:
case lcTool::PointLight:
break;
case lcTool::Spotlight:
case lcTool::DirectionalLight:
case lcTool::AreaLight:
case lcTool::Camera:
ActiveModel->EndMouseTool(Tool, Accept);
break;
case lcTool::Select:
if (Accept && mMouseDownX != mMouseX && mMouseDownY != mMouseY)
{
lcArray<lcObject*> Objects = FindObjectsInBox(mMouseDownX, mMouseDownY, mMouseX, mMouseY);
if (mMouseModifiers & Qt::ControlModifier)
ActiveModel->AddToSelection(Objects, true, true);
else if (mMouseModifiers & Qt::ShiftModifier)
ActiveModel->RemoveFromSelection(Objects);
else
ActiveModel->SetSelectionAndFocus(Objects, nullptr, 0, true);
}
break;
case lcTool::Move:
case lcTool::Rotate:
ActiveModel->EndMouseTool(Tool, Accept);
break;
case lcTool::Eraser:
case lcTool::Paint:
case lcTool::ColorPicker:
break;
case lcTool::Zoom:
case lcTool::Pan:
case lcTool::RotateView:
case lcTool::Roll:
ActiveModel->EndMouseTool(Tool, Accept);
break;
case lcTool::ZoomRegion:
{
if (mMouseX == mMouseDownX || mMouseY == mMouseDownY)
break;
lcVector3 Points[6] =
{
lcVector3((mMouseDownX + lcMin(mMouseX, mWidth - 1)) / 2, (mMouseDownY + lcMin(mMouseY, mHeight - 1)) / 2, 0.0f),
lcVector3((mMouseDownX + lcMin(mMouseX, mWidth - 1)) / 2, (mMouseDownY + lcMin(mMouseY, mHeight - 1)) / 2, 1.0f),
lcVector3((float)mMouseX, (float)mMouseY, 0.0f),
lcVector3((float)mMouseX, (float)mMouseY, 1.0f),
lcVector3(mMouseDownX, mMouseDownY, 0.0f),
lcVector3(mMouseDownX, mMouseDownY, 1.0f)
};
UnprojectPoints(Points, 5);
lcVector3 Center = ActiveModel->GetSelectionOrModelCenter();
lcVector3 PlaneNormal(mCamera->mPosition - mCamera->mTargetPosition);
lcVector4 Plane(PlaneNormal, -lcDot(PlaneNormal, Center));
lcVector3 Target, Corners[2];
if (lcLineSegmentPlaneIntersection(&Target, Points[0], Points[1], Plane) && lcLineSegmentPlaneIntersection(&Corners[0], Points[2], Points[3], Plane) && lcLineSegmentPlaneIntersection(&Corners[1], Points[3], Points[4], Plane))
{
float AspectRatio = (float)mWidth / (float)mHeight;
ActiveModel->ZoomRegionToolClicked(mCamera, AspectRatio, Points[0], Target, Corners);
}
}
break;
case lcTool::Count:
break;
}
mTrackButton = lcTrackButton::None;
UpdateTrackTool();
ActiveModel->UpdateAllViews();
}
void lcView::CancelTrackingOrClearSelection()
{
if (mTrackButton != lcTrackButton::None)
StopTracking(false);
else
{
lcModel* ActiveModel = GetActiveModel();
if (ActiveModel)
ActiveModel->ClearSelection(true);
}
}
void lcView::OnButtonDown(lcTrackButton TrackButton)
{
lcModel* ActiveModel = GetActiveModel();
mToolClicked = false;
switch (mTrackTool)
{
case lcTrackTool::None:
break;
case lcTrackTool::Insert:
{
PieceInfo* CurPiece = gMainWindow->GetCurrentPieceInfo();
if (!CurPiece)
break;
ActiveModel->InsertPieceToolClicked(GetPieceInsertPosition(false, gMainWindow->GetCurrentPieceInfo()));
if ((mMouseModifiers & Qt::ControlModifier) == 0)
gMainWindow->SetTool(lcTool::Select);
mToolClicked = true;
UpdateTrackTool();
}
break;
case lcTrackTool::PointLight:
{
ActiveModel->PointLightToolClicked(GetCameraLightInsertPosition());
if ((mMouseModifiers & Qt::ControlModifier) == 0)
gMainWindow->SetTool(lcTool::Select);
mToolClicked = true;
UpdateTrackTool();
}
break;
case lcTrackTool::Spotlight:
case lcTrackTool::DirectionalLight:
case lcTrackTool::AreaLight:
case lcTrackTool::Camera:
StartTracking(TrackButton);
break;
case lcTrackTool::Select:
{
lcObjectSection ObjectSection = FindObjectUnderPointer(false, false);
if (mMouseModifiers & Qt::ControlModifier)
ActiveModel->FocusOrDeselectObject(ObjectSection);
else if (mMouseModifiers & Qt::ShiftModifier)
ActiveModel->RemoveFromSelection(ObjectSection);
else
ActiveModel->ClearSelectionAndSetFocus(ObjectSection, true);
StartTracking(TrackButton);
}
break;
case lcTrackTool::MoveX:
case lcTrackTool::MoveY:
case lcTrackTool::MoveZ:
case lcTrackTool::MoveXY:
case lcTrackTool::MoveXZ:
case lcTrackTool::MoveYZ:
case lcTrackTool::MoveXYZ:
if (ActiveModel->AnyObjectsSelected())
StartTracking(TrackButton);
break;
case lcTrackTool::RotateX:
case lcTrackTool::RotateY:
case lcTrackTool::RotateZ:
case lcTrackTool::RotateXY:
case lcTrackTool::RotateXYZ:
if (ActiveModel->AnyPiecesSelected())
StartTracking(TrackButton);
break;
case lcTrackTool::ScalePlus:
case lcTrackTool::ScaleMinus:
if (ActiveModel->AnyPiecesSelected())
StartTracking(TrackButton);
break;
case lcTrackTool::Eraser:
ActiveModel->EraserToolClicked(FindObjectUnderPointer(false, false).Object);
mToolClicked = true;
break;
case lcTrackTool::Paint:
ActiveModel->PaintToolClicked(FindObjectUnderPointer(true, false).Object);
mToolClicked = true;
break;
case lcTrackTool::ColorPicker:
ActiveModel->ColorPickerToolClicked(FindObjectUnderPointer(true, false).Object);
mToolClicked = true;
break;
case lcTrackTool::Zoom:
case lcTrackTool::Pan:
case lcTrackTool::OrbitX:
case lcTrackTool::OrbitY:
case lcTrackTool::OrbitXY:
case lcTrackTool::Roll:
case lcTrackTool::ZoomRegion:
StartTracking(TrackButton);
break;
case lcTrackTool::Count:
break;
}
}
void lcView::OnLeftButtonDown()
{
if (mTrackButton != lcTrackButton::None)
{
StopTracking(false);
return;
}
if (mViewSphere->OnLeftButtonDown())
return;
lcTrackTool OverrideTool = GetOverrideTrackTool(Qt::LeftButton);
if (OverrideTool != lcTrackTool::None)
{
mTrackTool = OverrideTool;
UpdateCursor();
}
OnButtonDown(lcTrackButton::Left);
}
void lcView::OnLeftButtonUp()
{
StopTracking(mTrackButton == lcTrackButton::Left);
if (mViewSphere->OnLeftButtonUp())
return;
}
void lcView::OnLeftButtonDoubleClick()
{
if (mViewType != lcViewType::View)
{
ZoomExtents();
return;
}
lcObjectSection ObjectSection = FindObjectUnderPointer(false, false);
lcModel* ActiveModel = GetActiveModel();
if (mMouseModifiers & Qt::ControlModifier)
ActiveModel->FocusOrDeselectObject(ObjectSection);
else if (mMouseModifiers & Qt::ShiftModifier)
ActiveModel->RemoveFromSelection(ObjectSection);
else
ActiveModel->ClearSelectionAndSetFocus(ObjectSection, true);
}
void lcView::OnMiddleButtonDown()
{
if (mTrackButton != lcTrackButton::None)
{
StopTracking(false);
return;
}
lcTrackTool OverrideTool = GetOverrideTrackTool(Qt::MiddleButton);
if (OverrideTool != lcTrackTool::None)
{
mTrackTool = OverrideTool;
UpdateCursor();
}
OnButtonDown(lcTrackButton::Middle);
}
void lcView::OnMiddleButtonUp()
{
StopTracking(mTrackButton == lcTrackButton::Middle);
}
void lcView::OnRightButtonDown()
{
if (mTrackButton != lcTrackButton::None)
{
StopTracking(false);
return;
}
lcTrackTool OverrideTool = GetOverrideTrackTool(Qt::RightButton);
if (OverrideTool != lcTrackTool::None)
{
mTrackTool = OverrideTool;
UpdateCursor();
}
OnButtonDown(lcTrackButton::Right);
}
void lcView::OnRightButtonUp()
{
bool ShowMenu = !mToolClicked && (mTrackButton == lcTrackButton::None || !mTrackUpdated);
if (mTrackButton != lcTrackButton::None)
StopTracking(mTrackButton == lcTrackButton::Right);
if (ShowMenu)
ShowContextMenu();
}
void lcView::OnBackButtonDown()
{
}
void lcView::OnBackButtonUp()
{
gMainWindow->HandleCommand(LC_VIEW_TIME_PREVIOUS);
}
void lcView::OnForwardButtonDown()
{
}
void lcView::OnForwardButtonUp()
{
gMainWindow->HandleCommand(LC_VIEW_TIME_NEXT);
}
void lcView::OnMouseMove()
{
lcModel* ActiveModel = GetActiveModel();
if (!ActiveModel)
return;
if (mTrackButton == lcTrackButton::None)
{
if (mViewSphere->OnMouseMove())
{
lcTrackTool NewTrackTool = mViewSphere->IsDragging() ? lcTrackTool::OrbitXY : lcTrackTool::None;
if (NewTrackTool != mTrackTool)
{
mTrackTool = NewTrackTool;
UpdateCursor();
}
return;
}
UpdateTrackTool();
if (mTrackTool == lcTrackTool::Insert)
ActiveModel->UpdateAllViews();
return;
}
mTrackUpdated = true;
const float MouseSensitivity = 0.5f / (21.0f - lcGetPreferences().mMouseSensitivity);
switch (mTrackTool)
{
case lcTrackTool::None:
case lcTrackTool::Insert:
case lcTrackTool::PointLight:
break;
case lcTrackTool::Spotlight:
case lcTrackTool::DirectionalLight:
case lcTrackTool::AreaLight:
ActiveModel->UpdateDirectionalLightTool(GetCameraLightInsertPosition());
break;
case lcTrackTool::Camera:
ActiveModel->UpdateCameraTool(GetCameraLightInsertPosition());
break;
case lcTrackTool::Select:
Redraw();
break;
case lcTrackTool::MoveX:
case lcTrackTool::MoveY:
case lcTrackTool::MoveZ:
case lcTrackTool::MoveXY:
case lcTrackTool::MoveXZ:
case lcTrackTool::MoveYZ:
case lcTrackTool::MoveXYZ:
case lcTrackTool::ScalePlus:
case lcTrackTool::ScaleMinus:
{
lcVector3 Points[4] =
{
lcVector3((float)mMouseX, (float)mMouseY, 0.0f),
lcVector3((float)mMouseX, (float)mMouseY, 1.0f),
lcVector3(mMouseDownX, mMouseDownY, 0.0f),
lcVector3(mMouseDownX, mMouseDownY, 1.0f)
};
UnprojectPoints(Points, 4);
const lcVector3& CurrentStart = Points[0];
const lcVector3& CurrentEnd = Points[1];
const lcVector3& MouseDownStart = Points[2];
const lcVector3& MouseDownEnd = Points[3];
lcVector3 OverlayCenter;
lcMatrix33 RelativeRotation;
ActiveModel->GetMoveRotateTransform(OverlayCenter, RelativeRotation);
lcMatrix44 WorldMatrix = lcMatrix44(RelativeRotation, OverlayCenter);
if (ActiveModel != mModel)
WorldMatrix = lcMul(WorldMatrix, mActiveSubmodelTransform);
const lcVector3 Center = WorldMatrix.GetTranslation();
if (mTrackTool == lcTrackTool::MoveX || mTrackTool == lcTrackTool::MoveY || mTrackTool == lcTrackTool::MoveZ)
{
lcVector3 Direction;
if (mTrackTool == lcTrackTool::MoveX)
Direction = lcVector3(1.0f, 0.0f, 0.0f);
else if (mTrackTool == lcTrackTool::MoveY)
Direction = lcVector3(0.0f, 1.0f, 0.0f);
else
Direction = lcVector3(0.0f, 0.0f, 1.0f);
Direction = lcMul30(Direction, WorldMatrix);
lcVector3 Intersection;
lcClosestPointsBetweenLines(Center, Center + Direction, CurrentStart, CurrentEnd, &Intersection, nullptr);
lcVector3 MoveStart;
lcClosestPointsBetweenLines(Center, Center + Direction, MouseDownStart, MouseDownEnd, &MoveStart, nullptr);
lcVector3 Distance = Intersection - MoveStart;
Distance = lcMul(Distance, lcMatrix33AffineInverse(lcMatrix33(WorldMatrix)));
ActiveModel->UpdateMoveTool(Distance, true, mTrackButton != lcTrackButton::Left);
}
else if (mTrackTool == lcTrackTool::MoveXY || mTrackTool == lcTrackTool::MoveXZ || mTrackTool == lcTrackTool::MoveYZ)
{
lcVector3 PlaneNormal;
if (mTrackTool == lcTrackTool::MoveXY)
PlaneNormal = lcVector3(0.0f, 0.0f, 1.0f);
else if (mTrackTool == lcTrackTool::MoveXZ)
PlaneNormal = lcVector3(0.0f, 1.0f, 0.0f);
else
PlaneNormal = lcVector3(1.0f, 0.0f, 0.0f);
PlaneNormal = lcMul30(PlaneNormal, WorldMatrix);
lcVector4 Plane(PlaneNormal, -lcDot(PlaneNormal, Center));
lcVector3 Intersection;
if (lcLineSegmentPlaneIntersection(&Intersection, CurrentStart, CurrentEnd, Plane))
{
lcVector3 MoveStart;
if (lcLineSegmentPlaneIntersection(&MoveStart, MouseDownStart, MouseDownEnd, Plane))
{
lcVector3 Distance = Intersection - MoveStart;
Distance = lcMul(Distance, lcMatrix33AffineInverse(lcMatrix33(WorldMatrix)));
ActiveModel->UpdateMoveTool(Distance, true, mTrackButton != lcTrackButton::Left);
}
}
}
else if (mTrackTool == lcTrackTool::MoveXYZ && mMouseDownPiece)
{
lcMatrix44 NewPosition = GetPieceInsertPosition(true, mMouseDownPiece);
lcVector3 Distance = NewPosition.GetTranslation() - mMouseDownPosition;
ActiveModel->UpdateMoveTool(Distance, false, mTrackButton != lcTrackButton::Left);
}
else if (mTrackTool == lcTrackTool::ScalePlus || mTrackTool == lcTrackTool::ScaleMinus)
{
lcVector3 Direction;
if (mTrackTool == lcTrackTool::ScalePlus)
Direction = lcVector3(1.0f, 0.0f, 0.0f);
else
Direction = lcVector3(-1.0f, 0.0f, 0.0f);
Direction = lcMul30(Direction, WorldMatrix);
lcVector3 Intersection;
lcClosestPointsBetweenLines(Center, Center + Direction, CurrentStart, CurrentEnd, &Intersection, nullptr);
lcObject* Focus = ActiveModel->GetFocusObject();
if (Focus && Focus->IsPiece())
{
lcPiece* Piece = (lcPiece*)Focus;
quint32 Section = Piece->GetFocusSection();
if (Section >= LC_PIECE_SECTION_CONTROL_POINT_FIRST && Section <= LC_PIECE_SECTION_CONTROL_POINT_LAST)
{
const float ScaleMax = 200.0f;
const float OverlayScale = GetOverlayScale();
const float ScaleStart = 2.0f * OverlayScale;
lcVector3 Position = Piece->GetSectionPosition(Section);
lcVector3 Start = Position + Direction * ScaleStart;
float Distance = lcLength(Intersection - Start);
if (lcDot(Direction, Intersection - Start) < 0.0f)
Distance = 0.0f;
float Scale = lcClamp(Distance, 0.1f, ScaleMax);
ActiveModel->UpdateScaleTool(Scale);
}
}
}
else
{
lcVector3 PlaneNormal = lcNormalize(mCamera->mTargetPosition - mCamera->mPosition);
lcVector4 Plane(PlaneNormal, -lcDot(PlaneNormal, Center));
lcVector3 Intersection;
if (lcLineSegmentPlaneIntersection(&Intersection, CurrentStart, CurrentEnd, Plane))
{
lcVector3 MoveStart;
if (lcLineSegmentPlaneIntersection(&MoveStart, MouseDownStart, MouseDownEnd, Plane))
{
lcVector3 Distance = Intersection - MoveStart;
ActiveModel->UpdateMoveTool(Distance, true, mTrackButton != lcTrackButton::Left);
}
}
}
}
break;
case lcTrackTool::RotateX:
case lcTrackTool::RotateY:
case lcTrackTool::RotateZ:
{
lcVector3 ScreenX = lcNormalize(lcCross(mCamera->mTargetPosition - mCamera->mPosition, mCamera->mUpVector));
lcVector3 ScreenY = mCamera->mUpVector;
lcVector3 Dir1;
switch (mTrackTool)
{
case lcTrackTool::RotateX:
Dir1 = lcVector3(1.0f, 0.0f, 0.0f);
break;
case lcTrackTool::RotateY:
Dir1 = lcVector3(0.0f, 1.0f, 0.0f);
break;
case lcTrackTool::RotateZ:
Dir1 = lcVector3(0.0f, 0.0f, 1.0f);
break;
default:
Dir1 = lcVector3(0.0f, 0.0f, 1.0f);
break;
}
lcVector3 MoveX, MoveY;
float dx1 = lcDot(ScreenX, Dir1);
float dy1 = lcDot(ScreenY, Dir1);
if (fabsf(dx1) > fabsf(dy1))
{
if (dx1 >= 0.0f)
MoveX = Dir1;
else
MoveX = -Dir1;
MoveY = lcVector3(0, 0, 0);
}
else
{
MoveX = lcVector3(0, 0, 0);
if (dy1 > 0.0f)
MoveY = Dir1;
else
MoveY = -Dir1;
}
MoveX *= 36.0f * (float)(mMouseX - mMouseDownX) * MouseSensitivity;
MoveY *= 36.0f * (float)(mMouseY - mMouseDownY) * MouseSensitivity;
ActiveModel->UpdateRotateTool(MoveX + MoveY, mTrackButton != lcTrackButton::Left);
}
break;
case lcTrackTool::RotateXY:
{
lcVector3 ScreenZ = lcNormalize(mCamera->mTargetPosition - mCamera->mPosition);
lcVector3 ScreenX = lcCross(ScreenZ, mCamera->mUpVector);
lcVector3 ScreenY = mCamera->mUpVector;
lcVector3 MoveX = 36.0f * (float)(mMouseX - mMouseDownX) * MouseSensitivity * ScreenX;
lcVector3 MoveY = 36.0f * (float)(mMouseY - mMouseDownY) * MouseSensitivity * ScreenY;
ActiveModel->UpdateRotateTool(MoveX + MoveY, mTrackButton != lcTrackButton::Left);
}
break;
case lcTrackTool::RotateXYZ:
{
lcVector3 ScreenZ = lcNormalize(mCamera->mTargetPosition - mCamera->mPosition);
ActiveModel->UpdateRotateTool(36.0f * (float)(mMouseY - mMouseDownY) * MouseSensitivity * ScreenZ, mTrackButton != lcTrackButton::Left);
}
break;
case lcTrackTool::Eraser:
case lcTrackTool::Paint:
case lcTrackTool::ColorPicker:
break;
case lcTrackTool::Zoom:
ActiveModel->UpdateZoomTool(mCamera, 2.0f * MouseSensitivity * (mMouseY - mMouseDownY));
break;
case lcTrackTool::Pan:
UpdatePan(mMouseX, mMouseY);
break;
case lcTrackTool::OrbitX:
ActiveModel->UpdateOrbitTool(mCamera, 0.1f * MouseSensitivity * (mMouseX - mMouseDownX), 0.0f);
break;
case lcTrackTool::OrbitY:
ActiveModel->UpdateOrbitTool(mCamera, 0.0f, 0.1f * MouseSensitivity * (mMouseY - mMouseDownY));
break;
case lcTrackTool::OrbitXY:
ActiveModel->UpdateOrbitTool(mCamera, 0.1f * MouseSensitivity * (mMouseX - mMouseDownX), 0.1f * MouseSensitivity * (mMouseY - mMouseDownY));
break;
case lcTrackTool::Roll:
ActiveModel->UpdateRollTool(mCamera, 2.0f * MouseSensitivity * (mMouseX - mMouseDownX) * LC_DTOR);
break;
case lcTrackTool::ZoomRegion:
Redraw();
break;
case lcTrackTool::Count:
break;
}
}
void lcView::OnMouseWheel(float Direction)
{
float Scale = 10.0f;
if (mMouseModifiers & Qt::ControlModifier)
Scale = 100.0f;
else if (mMouseModifiers & Qt::ShiftModifier)
Scale = 1.0f;
mModel->Zoom(mCamera, static_cast<int>(Direction * Scale));
}