leocad/common/pieceinf.cpp
2017-01-23 20:46:52 -08:00

405 lines
10 KiB
C++

#include "lc_global.h"
#include "lc_math.h"
#include "lc_mesh.h"
#include "lc_colors.h"
#include "lc_texture.h"
#include "pieceinf.h"
#include "lc_library.h"
#include "lc_application.h"
#include "lc_model.h"
#include "project.h"
#include "lc_context.h"
#include "lc_synth.h"
#include "lc_file.h"
#include <locale.h>
PieceInfo::PieceInfo()
{
mZipFileType = LC_NUM_ZIPFILES;
mZipFileIndex = -1;
mFlags = 0;
mState = LC_PIECEINFO_UNLOADED;
mRefCount = 0;
mMesh = NULL;
mModel = NULL;
mProject = NULL;
mSynthInfo = NULL;
}
PieceInfo::~PieceInfo()
{
delete mSynthInfo;
if (mState == LC_PIECEINFO_LOADED)
Unload();
}
QString PieceInfo::GetSaveID() const
{
if (mFlags & (LC_PIECE_MODEL | LC_PIECE_PROJECT))
return QString::fromLatin1(m_strName);
return QString::fromLatin1(m_strName) + QLatin1String(".DAT");
}
void PieceInfo::SetMesh(lcMesh* Mesh)
{
mBoundingBox = Mesh->mBoundingBox;
mMesh = Mesh;
}
void PieceInfo::SetPlaceholder()
{
mBoundingBox.Min = lcVector3(-10.0f, -10.0f, -24.0f);
mBoundingBox.Max = lcVector3(10.0f, 10.0f, 4.0f);
mFlags = LC_PIECE_PLACEHOLDER | LC_PIECE_HAS_DEFAULT | LC_PIECE_HAS_LINES;
mModel = NULL;
mProject = NULL;
delete mMesh;
mMesh = NULL;
}
void PieceInfo::SetModel(lcModel* Model, bool UpdateMesh)
{
if (mModel != Model)
{
mFlags = LC_PIECE_MODEL;
mModel = Model;
}
strncpy(m_strName, Model->GetProperties().mName.toUpper().toLatin1().data(), sizeof(m_strName));
m_strName[sizeof(m_strName)-1] = 0;
strncpy(m_strDescription, Model->GetProperties().mName.toLatin1().data(), sizeof(m_strDescription));
m_strDescription[sizeof(m_strDescription)-1] = 0;
const QStringList& MeshLines = Model->GetFileLines();
if (UpdateMesh && !MeshLines.isEmpty())
{
lcMemFile PieceFile;
foreach(const QString& Line, MeshLines)
{
QByteArray Buffer = Line.toLatin1();
PieceFile.WriteBuffer(Buffer.constData(), Buffer.size());
PieceFile.WriteBuffer("\r\n", 2);
}
lcLibraryMeshData MeshData;
lcArray<lcLibraryTextureMap> TextureStack;
PieceFile.Seek(0, SEEK_SET);
bool Ret = lcGetPiecesLibrary()->ReadMeshData(PieceFile, lcMatrix44Identity(), 16, TextureStack, MeshData, LC_MESHDATA_SHARED, true);
if (Ret && !MeshData.IsEmpty())
lcGetPiecesLibrary()->CreateMesh(this, MeshData);
}
}
void PieceInfo::SetProject(Project* Project, const char* PieceName)
{
if (mProject != Project)
{
mFlags = LC_PIECE_PROJECT;
mProject = Project;
mState = LC_PIECEINFO_LOADED;
}
strncpy(m_strName, PieceName, sizeof(m_strName));
m_strName[sizeof(m_strName)-1] = 0;
strncpy(m_strDescription, Project->GetFileName().toLatin1().data(), sizeof(m_strDescription));
m_strDescription[sizeof(m_strDescription)-1] = 0;
}
bool PieceInfo::IncludesModel(const lcModel* Model) const
{
if (mFlags & LC_PIECE_MODEL)
{
if (mModel == Model)
return true;
return mModel->IncludesModel(Model);
}
return false;
}
void PieceInfo::CreatePlaceholder(const char* Name)
{
strncpy(m_strName, Name, sizeof(m_strName));
m_strName[sizeof(m_strName)-1] = 0;
strncpy(m_strDescription, Name, sizeof(m_strDescription));
m_strDescription[sizeof(m_strDescription)-1] = 0;
SetPlaceholder();
}
void PieceInfo::Load()
{
if ((mFlags & (LC_PIECE_MODEL | LC_PIECE_PROJECT)) == 0)
{
mState = LC_PIECEINFO_LOADING; // todo: mutex lock when changing load state
if (mFlags & LC_PIECE_PLACEHOLDER)
{
if (lcGetPiecesLibrary()->LoadPieceData(this))
mFlags &= ~LC_PIECE_PLACEHOLDER;
else
{
mFlags |= LC_PIECE_HAS_DEFAULT | LC_PIECE_HAS_LINES;
mBoundingBox = gPlaceholderMesh->mBoundingBox;
}
}
else
lcGetPiecesLibrary()->LoadPieceData(this);
}
mState = LC_PIECEINFO_LOADED;
}
void PieceInfo::Unload()
{
if (mMesh)
{
for (int LodIdx = 0; LodIdx < LC_NUM_MESH_LODS; LodIdx++)
{
for (int SectionIdx = 0; SectionIdx < mMesh->mLods[LodIdx].NumSections; SectionIdx++)
{
lcMeshSection& Section = mMesh->mLods[LodIdx].Sections[SectionIdx];
if (Section.Texture)
Section.Texture->Release();
}
}
delete mMesh;
mMesh = NULL;
}
mState = LC_PIECEINFO_UNLOADED;
mModel = NULL;
if (IsModel())
lcGetPiecesLibrary()->RemovePiece(this);
else if (IsProject())
{
delete mProject;
mProject = NULL;
lcGetPiecesLibrary()->RemovePiece(this);
}
}
bool PieceInfo::MinIntersectDist(const lcVector3& Start, const lcVector3& End, float& MinDistance) const
{
bool Intersect = false;
if (mFlags & (LC_PIECE_PLACEHOLDER | LC_PIECE_MODEL | LC_PIECE_PROJECT))
{
float Distance;
if (!lcBoundingBoxRayIntersectDistance(mBoundingBox.Min, mBoundingBox.Max, Start, End, &Distance, NULL) || (Distance >= MinDistance))
return false;
if (mFlags & LC_PIECE_PLACEHOLDER)
return true;
if (mFlags & LC_PIECE_MODEL)
Intersect |= mModel->SubModelMinIntersectDist(Start, End, MinDistance);
else if (mFlags & LC_PIECE_PROJECT)
{
lcModel* Model = mProject->GetMainModel();
if (Model)
Intersect |= Model->SubModelMinIntersectDist(Start, End, MinDistance);
}
}
if (mMesh)
Intersect = mMesh->MinIntersectDist(Start, End, MinDistance);
return Intersect;
}
bool PieceInfo::BoxTest(const lcMatrix44& WorldMatrix, const lcVector4 WorldPlanes[6]) const
{
lcMatrix44 InverseWorldMatrix = lcMatrix44AffineInverse(WorldMatrix);
const int NumCorners = 8;
const int NumPlanes = 6;
lcVector4 LocalPlanes[NumPlanes];
for (int PlaneIdx = 0; PlaneIdx < NumPlanes; PlaneIdx++)
{
lcVector3 PlaneNormal = lcMul30(WorldPlanes[PlaneIdx], InverseWorldMatrix);
LocalPlanes[PlaneIdx] = lcVector4(PlaneNormal, WorldPlanes[PlaneIdx][3] - lcDot3(InverseWorldMatrix[3], PlaneNormal));
}
lcVector3 Box[NumCorners];
lcGetBoxCorners(mBoundingBox, Box);
int Outcodes[NumCorners];
for (int CornerIdx = 0; CornerIdx < NumCorners; CornerIdx++)
{
Outcodes[CornerIdx] = 0;
for (int PlaneIdx = 0; PlaneIdx < NumPlanes; PlaneIdx++)
{
if (lcDot3(Box[CornerIdx], LocalPlanes[PlaneIdx]) + LocalPlanes[PlaneIdx][3] > 0)
Outcodes[CornerIdx] |= 1 << PlaneIdx;
}
}
int OutcodesOR = 0, OutcodesAND = 0x3f;
for (int CornerIdx = 0; CornerIdx < NumCorners; CornerIdx++)
{
OutcodesAND &= Outcodes[CornerIdx];
OutcodesOR |= Outcodes[CornerIdx];
}
if (OutcodesAND != 0)
return false;
if (OutcodesOR == 0)
return true;
if (mFlags & LC_PIECE_PLACEHOLDER)
return gPlaceholderMesh->IntersectsPlanes(LocalPlanes);
if (mMesh && mMesh->IntersectsPlanes(LocalPlanes))
return true;
if (mFlags & LC_PIECE_MODEL)
return mModel->SubModelBoxTest(LocalPlanes);
else if (mFlags & LC_PIECE_PROJECT)
{
lcModel* Model = mProject->GetMainModel();
return Model ? Model->SubModelBoxTest(LocalPlanes) : false;
}
return false;
}
// Zoom extents for the preview window and print catalog
void PieceInfo::ZoomExtents(const lcMatrix44& ProjectionMatrix, lcMatrix44& ViewMatrix, float* EyePos) const
{
lcVector3 Points[8];
lcGetBoxCorners(mBoundingBox, Points);
lcVector3 Center = (mBoundingBox.Min + mBoundingBox.Max) / 2.0f;
lcVector3 Position;
if (EyePos)
Position = lcVector3(EyePos[0], EyePos[1], EyePos[2]);
else
Position = lcVector3(-250.0f, -250.0f, 75.0f);
Position += Center;
lcMatrix44 ModelView = lcMatrix44LookAt(Position, Center, lcVector3(0, 0, 1));
Position = lcZoomExtents(Position, ModelView, ProjectionMatrix, Points, 8);
ViewMatrix = lcMatrix44LookAt(Position, Center, lcVector3(0, 0, 1));
if (EyePos)
{
EyePos[0] = Position[0];
EyePos[1] = Position[1];
EyePos[2] = Position[2];
}
}
void PieceInfo::AddRenderMesh(lcScene& Scene)
{
if (!mMesh)
return;
lcRenderMesh RenderMesh;
RenderMesh.WorldMatrix = lcMatrix44Identity();
RenderMesh.Mesh = mMesh;
RenderMesh.ColorIndex = gDefaultColor;
RenderMesh.State = LC_RENDERMESH_NONE;
RenderMesh.Distance = fabsf(Scene.mViewMatrix.r[3].z);
RenderMesh.LodIndex = mMesh->GetLodIndex(RenderMesh.Distance);
if (mFlags & (LC_PIECE_HAS_SOLID | LC_PIECE_HAS_DEFAULT | LC_PIECE_HAS_LINES))
Scene.mOpaqueMeshes.Add(RenderMesh);
if (mFlags & LC_PIECE_HAS_TRANSLUCENT)
Scene.mTranslucentMeshes.Add(RenderMesh);
}
void PieceInfo::AddRenderMeshes(lcScene& Scene, const lcMatrix44& WorldMatrix, int ColorIndex, bool Focused, bool Selected) const
{
if (mMesh || (mFlags & LC_PIECE_PLACEHOLDER))
{
lcRenderMesh RenderMesh;
RenderMesh.WorldMatrix = WorldMatrix;
RenderMesh.Mesh = (mFlags & LC_PIECE_PLACEHOLDER) ? gPlaceholderMesh : mMesh;
RenderMesh.ColorIndex = ColorIndex;
RenderMesh.State = Focused ? LC_RENDERMESH_FOCUSED : (Selected ? LC_RENDERMESH_SELECTED : LC_RENDERMESH_NONE);
RenderMesh.Distance = fabsf(lcMul31(WorldMatrix[3], Scene.mViewMatrix).z);
RenderMesh.LodIndex = RenderMesh.Mesh->GetLodIndex(RenderMesh.Distance);
bool Translucent = lcIsColorTranslucent(ColorIndex);
if ((mFlags & (LC_PIECE_HAS_SOLID | LC_PIECE_HAS_LINES)) || ((mFlags & LC_PIECE_HAS_DEFAULT) && !Translucent))
Scene.mOpaqueMeshes.Add(RenderMesh);
if ((mFlags & LC_PIECE_HAS_TRANSLUCENT) || ((mFlags & LC_PIECE_HAS_DEFAULT) && Translucent))
Scene.mTranslucentMeshes.Add(RenderMesh);
}
if (mFlags & LC_PIECE_MODEL)
mModel->SubModelAddRenderMeshes(Scene, WorldMatrix, ColorIndex, Focused, Selected);
else if (mFlags & LC_PIECE_PROJECT)
{
lcModel* Model = mProject->GetMainModel();
if (Model)
Model->SubModelAddRenderMeshes(Scene, WorldMatrix, ColorIndex, Focused, Selected);
}
}
void PieceInfo::GetPartsList(int DefaultColorIndex, lcPartsList& PartsList) const
{
if (mFlags & LC_PIECE_MODEL)
mModel->GetPartsList(DefaultColorIndex, PartsList);
else if (mFlags & LC_PIECE_PROJECT)
{
lcModel* Model = mProject->GetMainModel();
if (Model)
Model->GetPartsList(DefaultColorIndex, PartsList);
}
else if (DefaultColorIndex < gNumUserColors)
PartsList[this][DefaultColorIndex]++;
}
void PieceInfo::GetModelParts(const lcMatrix44& WorldMatrix, int DefaultColorIndex, lcArray<lcModelPartsEntry>& ModelParts) const
{
if (mFlags & LC_PIECE_MODEL)
{
mModel->GetModelParts(WorldMatrix, DefaultColorIndex, ModelParts);
return;
}
else if (mFlags & LC_PIECE_PROJECT)
{
lcModel* Model = mProject->GetMainModel();
if (Model)
Model->GetModelParts(WorldMatrix, DefaultColorIndex, ModelParts);
return;
}
lcModelPartsEntry& ModelPartsEntry = ModelParts.Add();
ModelPartsEntry.WorldMatrix = WorldMatrix;
ModelPartsEntry.ColorIndex = DefaultColorIndex;
ModelPartsEntry.Info = const_cast<PieceInfo*>(this);
}
void PieceInfo::UpdateBoundingBox(lcArray<lcModel*>& UpdatedModels)
{
if (mFlags & LC_PIECE_MODEL)
mModel->UpdatePieceInfo(UpdatedModels);
else if (mFlags & LC_PIECE_PROJECT)
mProject->UpdatePieceInfo(this);
}