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leocad/common/lc_synth.cpp

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#include "lc_global.h"
#include "lc_synth.h"
#include "lc_library.h"
#include "lc_application.h"
#include "lc_file.h"
#include "pieceinf.h"
#include <locale.h>
void lcSynthInit()
{
lcPiecesLibrary* Library = lcGetPiecesLibrary();
struct lcHoseInfo
{
const char* PartID;
lcSynthType Type;
float Length;
int NumSections;
};
lcHoseInfo HoseInfo[] =
{
Enum compiler test.
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{ "72504", lcSynthType::RIBBED_HOSE, 31.25f, 4 }, // Technic Ribbed Hose 2L
{ "72706", lcSynthType::RIBBED_HOSE, 50.00f, 7 }, // Technic Ribbed Hose 3L
{ "71952", lcSynthType::RIBBED_HOSE, 75.00f, 11 }, // Technic Ribbed Hose 4L
{ "71944", lcSynthType::RIBBED_HOSE, 112.50f, 17 }, // Technic Ribbed Hose 6L
{ "71951", lcSynthType::RIBBED_HOSE, 143.75f, 22 }, // Technic Ribbed Hose 8L
{ "71986", lcSynthType::RIBBED_HOSE, 212.50f, 33 }, // Technic Ribbed Hose 11L
{ "43675", lcSynthType::RIBBED_HOSE, 375.00f, 58 }, // Technic Ribbed Hose 19L
{ "32580", lcSynthType::FLEXIBLE_AXLE, 120.00f, 15 }, // Technic Axle Flexible 7
{ "32199", lcSynthType::FLEXIBLE_AXLE, 200.00f, 35 }, // Technic Axle Flexible 11
{ "55709", lcSynthType::FLEXIBLE_AXLE, 200.00f, 35 }, // Technic Axle Flexible 11
{ "32200", lcSynthType::FLEXIBLE_AXLE, 220.00f, 40 }, // Technic Axle Flexible 12
{ "32201", lcSynthType::FLEXIBLE_AXLE, 260.00f, 50 }, // Technic Axle Flexible 14
{ "32202", lcSynthType::FLEXIBLE_AXLE, 300.00f, 60 }, // Technic Axle Flexible 16
{ "32235", lcSynthType::FLEXIBLE_AXLE, 360.00f, 75 }, // Technic Axle Flexible 19
{ "76384", lcSynthType::STRING_BRAIDED, 200.00f, 46 }, // String Braided 11L with End Studs
{ "75924", lcSynthType::STRING_BRAIDED, 400.00f, 96 }, // String Braided 21L with End Studs
{ "572C02", lcSynthType::STRING_BRAIDED, 800.00f, 196 }, // String Braided 41L with End Studs
{ "73129", lcSynthType::SHOCK_ABSORBER, 110.00f, 1 }, // Technic Shock Absorber 6.5L
{ "41838", lcSynthType::SHOCK_ABSORBER, 110.00f, 1 }, // Technic Shock Absorber 6.5L Soft
{ "76138", lcSynthType::SHOCK_ABSORBER, 110.00f, 1 }, // Technic Shock Absorber 6.5L Stiff
{ "76537", lcSynthType::SHOCK_ABSORBER, 110.00f, 1 }, // Technic Shock Absorber 6.5L Extra Stiff
{ "61927C01", lcSynthType::ACTUATOR, 270.00f, 1 }, // Technic Power Functions Linear Actuator (Extended)
{ "61927", lcSynthType::ACTUATOR, 170.00f, 1 } // Technic Power Functions Linear Actuator (Contracted)
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};
for (unsigned int InfoIdx = 0; InfoIdx < sizeof(HoseInfo) / sizeof(HoseInfo[0]); InfoIdx++)
{
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PieceInfo* Info = Library->FindPiece(HoseInfo[InfoIdx].PartID, nullptr, false, false);
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if (Info)
Info->SetSynthInfo(new lcSynthInfo(HoseInfo[InfoIdx].Type, HoseInfo[InfoIdx].Length, HoseInfo[InfoIdx].NumSections, Info));
}
// "758C01" // Hose Flexible 12L
// "73590A" // Hose Flexible 8.5L without Tabs
// "73590B" // Hose Flexible 8.5L with Tabs
}
lcSynthInfo::lcSynthInfo(lcSynthType Type, float Length, int NumSections, PieceInfo* Info)
: mPieceInfo(Info), mType(Type), mLength(Length), mNumSections(NumSections)
{
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float EdgeSectionLength = 0.0f;
float MidSectionLength = 0.0f;
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switch (mType)
{
Enum compiler test.
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case lcSynthType::RIBBED_HOSE:
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EdgeSectionLength = 6.25f;
MidSectionLength = 6.25f;
mRigidEdges = false;
mCurve = true;
break;
Enum compiler test.
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case lcSynthType::FLEXIBLE_AXLE:
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EdgeSectionLength = 30.0f;
MidSectionLength = 4.0f;
mRigidEdges = true;
mCurve = true;
break;
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case lcSynthType::STRING_BRAIDED:
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EdgeSectionLength = 8.0f;
MidSectionLength = 4.0f;
mRigidEdges = true;
mCurve = true;
break;
Enum compiler test.
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case lcSynthType::SHOCK_ABSORBER:
case lcSynthType::ACTUATOR:
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EdgeSectionLength = 0.0f;
MidSectionLength = 0.0f;
mRigidEdges = false;
mCurve = false;
break;
}
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if (mType != lcSynthType::SHOCK_ABSORBER && mType != lcSynthType::ACTUATOR)
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{
mStart.Transform = lcMatrix44(lcMatrix33(lcVector3(0.0f, 0.0f, 1.0f), lcVector3(1.0f, 0.0f, 0.0f), lcVector3(0.0f, 1.0f, 0.0f)), lcVector3(0.0f, 0.0f, 0.0f));
mMiddle.Transform = lcMatrix44Identity();
mEnd.Transform = lcMatrix44(lcMatrix33(lcVector3(0.0f, 0.0f, 1.0f), lcVector3(1.0f, 0.0f, 0.0f), lcVector3(0.0f, 1.0f, 0.0f)), lcVector3(0.0f, 0.0f, 0.0f));
}
else
{
mStart.Transform = lcMatrix44Identity();
mMiddle.Transform = lcMatrix44Identity();
mEnd.Transform = lcMatrix44Identity();
}
mStart.Length = EdgeSectionLength;
mMiddle.Length = MidSectionLength;
mEnd.Length = EdgeSectionLength;
}
void lcSynthInfo::GetDefaultControlPoints(lcArray<lcPieceControlPoint>& ControlPoints) const
{
ControlPoints.SetSize(2);
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float Scale = 1.0f;
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switch (mType)
{
Enum compiler test.
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case lcSynthType::RIBBED_HOSE:
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Scale = 80.0f;
break;
Enum compiler test.
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case lcSynthType::FLEXIBLE_AXLE:
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Scale = 12.0f;
break;
Enum compiler test.
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case lcSynthType::STRING_BRAIDED:
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Scale = 12.0f;
break;
Enum compiler test.
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case lcSynthType::SHOCK_ABSORBER:
case lcSynthType::ACTUATOR:
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Scale = 1.0f;
break;
}
float HalfLength = mLength / 2.0f;
Scale = lcMin(Scale, HalfLength);
Synthesize power functions linear actuators. Power function linear actuators can be treated almost the same as shock absorbers. The only difference is the orientation of the part: The parts are extended is along the Y axis instead of the Z axis.
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switch (mType)
Fixed line endings.
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{
Synthesize power functions linear actuators. Power function linear actuators can be treated almost the same as shock absorbers. The only difference is the orientation of the part: The parts are extended is along the Y axis instead of the Z axis.
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default:
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ControlPoints[0].Transform = lcMatrix44Translation(lcVector3(-HalfLength, 0.0f, 0.0f));
ControlPoints[1].Transform = lcMatrix44Translation(lcVector3( HalfLength, 0.0f, 0.0f));
Synthesize power functions linear actuators. Power function linear actuators can be treated almost the same as shock absorbers. The only difference is the orientation of the part: The parts are extended is along the Y axis instead of the Z axis.
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break;
Enum compiler test.
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case lcSynthType::SHOCK_ABSORBER:
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ControlPoints[0].Transform = lcMatrix44Translation(lcVector3(0.0f, 0.0f, -mLength));
ControlPoints[1].Transform = lcMatrix44Translation(lcVector3(0.0f, 0.0f, 0.0f));
Synthesize power functions linear actuators. Power function linear actuators can be treated almost the same as shock absorbers. The only difference is the orientation of the part: The parts are extended is along the Y axis instead of the Z axis.
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break;
Enum compiler test.
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case lcSynthType::ACTUATOR:
Synthesize power functions linear actuators. Power function linear actuators can be treated almost the same as shock absorbers. The only difference is the orientation of the part: The parts are extended is along the Y axis instead of the Z axis.
2017-03-17 23:37:20 +01:00
ControlPoints[0].Transform = lcMatrix44(lcMatrix33(lcVector3(1.0f, 0.0f, 0.0f), lcVector3(0.0f, 0.0f, -1.0f), lcVector3(0.0f, 1.0f, 0.0f)), lcVector3(0.0f, 0.0f, 0.0f));
ControlPoints[1].Transform = lcMatrix44(lcMatrix33(lcVector3(1.0f, 0.0f, 0.0f), lcVector3(0.0f, 0.0f, -1.0f), lcVector3(0.0f, 1.0f, 0.0f)), lcVector3(0.0f, mLength, 0.0f));
break;
Fixed line endings.
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}
ControlPoints[0].Scale = Scale;
ControlPoints[1].Scale = Scale;
}
float lcSynthInfo::GetSectionTwist(const lcMatrix44& StartTransform, const lcMatrix44& EndTransform) const
{
lcVector3 StartTangent(StartTransform[1].x, StartTransform[1].y, StartTransform[1].z);
lcVector3 EndTangent(EndTransform[1].x, EndTransform[1].y, EndTransform[1].z);
lcVector3 StartUp(StartTransform[2].x, StartTransform[2].y, StartTransform[2].z);
lcVector3 EndUp(EndTransform[2].x, EndTransform[2].y, EndTransform[2].z);
float TangentDot = lcDot(StartTangent, EndTangent);
float UpDot = lcDot(StartUp, EndUp);
if (TangentDot > 0.99f && UpDot > 0.99f)
return 0.0f;
if (fabs(TangentDot) > 0.99f)
{
return acosf(lcClamp(lcDot(EndUp, StartUp), -1.0f, 1.0f));
}
else if (TangentDot > -0.99f)
{
lcVector3 Axis = lcCross(StartTangent, EndTangent);
float Angle = acosf(lcClamp(TangentDot, -1.0f, 1.0f));
lcMatrix33 Rotation = lcMatrix33FromAxisAngle(Axis, Angle);
lcVector3 AdjustedStartUp = lcMul(StartUp, Rotation);
return acosf(lcClamp(lcDot(EndUp, AdjustedStartUp), -1.0f, 1.0f));
}
lcVector3 StartSide(StartTransform[0].x, StartTransform[0].y, StartTransform[0].z);
lcVector3 EndSide(EndTransform[0].x, EndTransform[0].y, EndTransform[0].z);
float SideDot = lcDot(StartSide, EndSide);
if (fabs(SideDot) < 0.99f)
{
lcVector3 Axis = lcCross(StartSide, EndSide);
float Angle = acosf(SideDot);
lcMatrix33 Rotation = lcMatrix33FromAxisAngle(Axis, Angle);
lcVector3 AdjustedStartUp = lcMul(StartUp, Rotation);
return acosf(lcClamp(lcDot(EndUp, AdjustedStartUp), -1.0f, 1.0f));
}
return 0.0f;
}
void lcSynthInfo::CalculateCurveSections(const lcArray<lcPieceControlPoint>& ControlPoints, lcArray<lcMatrix44>& Sections, void (*SectionCallback)(const lcVector3& CurvePoint, int SegmentIndex, float t, void* Param), void* CallbackParam) const
{
float SectionLength = 0.0f;
for (int ControlPointIdx = 0; ControlPointIdx < ControlPoints.GetSize() - 1 && Sections.GetSize() < mNumSections + 2; ControlPointIdx++)
{
lcVector3 SegmentControlPoints[4];
lcMatrix44 StartTransform = lcMatrix44LeoCADToLDraw(ControlPoints[ControlPointIdx].Transform);
lcMatrix44 EndTransform = lcMatrix44LeoCADToLDraw(ControlPoints[ControlPointIdx + 1].Transform);
StartTransform = lcMatrix44(lcMul(lcMul(lcMatrix33(mStart.Transform), lcMatrix33(StartTransform)), lcMatrix33Scale(lcVector3(1.0f, -1.0f, 1.0f))), StartTransform.GetTranslation());
if (ControlPointIdx == 0)
{
if (mRigidEdges)
{
StartTransform.SetTranslation(lcMul30(lcVector3(0.0f, mStart.Length, 0.0f), StartTransform) + StartTransform.GetTranslation());
SectionLength = 0.0f;
}
else
SectionLength = mStart.Length;
Sections.Add(StartTransform);
}
EndTransform = lcMatrix44(lcMul(lcMul(lcMatrix33(mEnd.Transform), lcMatrix33(EndTransform)), lcMatrix33Scale(lcVector3(1.0f, -1.0f, 1.0f))), EndTransform.GetTranslation());
SegmentControlPoints[0] = StartTransform.GetTranslation();
SegmentControlPoints[1] = lcMul31(lcVector3(0.0f, ControlPoints[ControlPointIdx].Scale, 0.0f), StartTransform);
SegmentControlPoints[2] = lcMul31(lcVector3(0.0f, -ControlPoints[ControlPointIdx + 1].Scale, 0.0f), EndTransform);
SegmentControlPoints[3] = EndTransform.GetTranslation();
const int NumCurvePoints = 8192;
lcArray<lcVector3> CurvePoints;
CurvePoints.AllocGrow(NumCurvePoints);
for (int PointIdx = 0; PointIdx < NumCurvePoints; PointIdx++)
{
float t = (float)PointIdx / (float)(NumCurvePoints - 1);
float it = 1.0f - t;
lcVector3 Position = it * it * it * SegmentControlPoints[0] + it * it * 3.0f * t * SegmentControlPoints[1] + it * 3.0 * t * t * SegmentControlPoints[2] + t * t * t * SegmentControlPoints[3];
CurvePoints.Add(Position);
}
float CurrentSegmentLength = 0.0f;
float TotalSegmentLength = 0.0f;
for (int PointIdx = 0; PointIdx < CurvePoints.GetSize() - 1; PointIdx++)
TotalSegmentLength += lcLength(CurvePoints[PointIdx] - CurvePoints[PointIdx + 1]);
lcVector3 StartUp(lcMul30(lcVector3(1.0f, 0.0f, 0.0f), StartTransform));
float Twist = GetSectionTwist(StartTransform, EndTransform);
int CurrentPointIndex = 0;
while (CurrentPointIndex < CurvePoints.GetSize() - 1)
{
float Length = lcLength(CurvePoints[CurrentPointIndex + 1] - CurvePoints[CurrentPointIndex]);
CurrentSegmentLength += Length;
SectionLength -= Length;
CurrentPointIndex++;
if (SectionLength > 0.0f)
continue;
float t = (float)CurrentPointIndex / (float)(NumCurvePoints - 1);
float it = 1.0f - t;
lcVector3 Tangent = lcNormalize(-3.0f * it * it * SegmentControlPoints[0] + (3.0f * it * it - 6.0f * t * it) * SegmentControlPoints[1] + (-3.0f * t * t + 6.0f * t * it) * SegmentControlPoints[2] + 3.0f * t * t * SegmentControlPoints[3]);
lcVector3 Up;
if (Twist)
{
Up = lcMul(StartUp, lcMatrix33FromAxisAngle(Tangent, Twist * (CurrentSegmentLength / TotalSegmentLength)));
CurrentSegmentLength = 0.0f;
}
else
Up = StartUp;
lcVector3 Side = lcNormalize(lcCross(Tangent, Up));
Up = lcNormalize(lcCross(Side, Tangent));
StartUp = Up;
Sections.Add(lcMatrix44(lcMatrix33(Up, Tangent, Side), CurvePoints[CurrentPointIndex]));
if (SectionCallback)
SectionCallback(CurvePoints[CurrentPointIndex], ControlPointIdx, t, CallbackParam);
if (Sections.GetSize() == mNumSections + 2)
break;
SectionLength += mMiddle.Length;
if (Sections.GetSize() == mNumSections + 1 && !mRigidEdges)
SectionLength += mEnd.Length;
}
}
while (Sections.GetSize() < mNumSections + 2)
{
lcMatrix44 EndTransform = lcMatrix44LeoCADToLDraw(ControlPoints[ControlPoints.GetSize() - 1].Transform);
EndTransform = lcMatrix44(lcMul(lcMul(lcMatrix33(mEnd.Transform), lcMatrix33(EndTransform)), lcMatrix33Scale(lcVector3(1.0f, -1.0f, 1.0f))), EndTransform.GetTranslation());
lcVector3 Position = lcMul31(lcVector3(0.0f, SectionLength, 0.0f), EndTransform);
EndTransform.SetTranslation(Position);
Sections.Add(EndTransform);
if (SectionCallback)
SectionCallback(Position, ControlPoints.GetSize() - 1, 1.0f, CallbackParam);
SectionLength += mMiddle.Length;
if (Sections.GetSize() == mNumSections + 1 && !mRigidEdges)
SectionLength += mEnd.Length;
}
}
void lcSynthInfo::CalculateLineSections(const lcArray<lcPieceControlPoint>& ControlPoints, lcArray<lcMatrix44>& Sections, void(*SectionCallback)(const lcVector3& CurvePoint, int SegmentIndex, float t, void* Param), void* CallbackParam) const
{
for (int ControlPointIdx = 0; ControlPointIdx < ControlPoints.GetSize(); ControlPointIdx++)
{
lcMatrix44 Transform = lcMatrix44LeoCADToLDraw(ControlPoints[ControlPointIdx].Transform);
Sections.Add(Transform);
if (SectionCallback)
SectionCallback(Transform.GetTranslation(), ControlPointIdx, 1.0f, CallbackParam);
}
}
void lcSynthInfo::AddRibbedHoseParts(lcMemFile& File, const lcArray<lcMatrix44>& Sections) const
{
char Line[256];
{
const int SectionIdx = 0;
lcMatrix33 Transform(lcMul(lcMatrix33Scale(lcVector3(1.0f, -1.0f, 1.0f)), lcMatrix33(Sections[SectionIdx])));
lcVector3 Offset = Sections[SectionIdx].GetTranslation();
sprintf(Line, "1 16 %f %f %f %f %f %f %f %f %f %f %f %f 79.DAT\n", Offset[0], Offset[1], Offset[2], Transform[0][0], Transform[1][0], Transform[2][0],
Transform[0][1], Transform[1][1], Transform[2][1], Transform[0][2], Transform[1][2], Transform[2][2]);
File.WriteBuffer(Line, strlen(Line));
}
for (int SectionIdx = 1; SectionIdx < Sections.GetSize() - 1; SectionIdx++)
{
const lcMatrix44& Transform = Sections[SectionIdx];
sprintf(Line, "1 16 %f %f %f %f %f %f %f %f %f %f %f %f 80.DAT\n", Transform[3][0], Transform[3][1], Transform[3][2], Transform[0][0], Transform[1][0], Transform[2][0],
Transform[0][1], Transform[1][1], Transform[2][1], Transform[0][2], Transform[1][2], Transform[2][2]);
File.WriteBuffer(Line, strlen(Line));
}
{
const int SectionIdx = Sections.GetSize() - 1;
lcMatrix33 Transform(Sections[SectionIdx]);
lcVector3 Offset = lcMul31(lcVector3(0.0f, -6.25f, 0.0f), Sections[SectionIdx]);
sprintf(Line, "1 16 %f %f %f %f %f %f %f %f %f %f %f %f 79.DAT\n", Offset[0], Offset[1], Offset[2], Transform[0][0], Transform[1][0], Transform[2][0],
Transform[0][1], Transform[1][1], Transform[2][1], Transform[0][2], Transform[1][2], Transform[2][2]);
File.WriteBuffer(Line, strlen(Line));
}
}
void lcSynthInfo::AddFlexibleAxleParts(lcMemFile& File, lcLibraryMeshData& MeshData, const lcArray<lcMatrix44>& Sections) const
{
char Line[256];
const int NumEdgeParts = 6;
lcMatrix33 EdgeTransforms[6] =
{
lcMatrix33(lcVector3(-1.0f, 0.0f, 0.0f), lcVector3(0.0f, -5.0f, 0.0f), lcVector3(0.0f, 0.0f, 1.0f)),
lcMatrix33(lcVector3( 0.0f, 1.0f, 0.0f), lcVector3(1.0f, 0.0f, 0.0f), lcVector3(0.0f, 0.0f, -1.0f)),
lcMatrix33(lcVector3( 0.0f, 1.0f, 0.0f), lcVector3(1.0f, 0.0f, 0.0f), lcVector3(0.0f, 0.0f, -1.0f)),
lcMatrix33(lcVector3( 0.0f, 1.0f, 0.0f), lcVector3(1.0f, 0.0f, 0.0f), lcVector3(0.0f, 0.0f, -1.0f)),
lcMatrix33(lcVector3( 0.0f, 1.0f, 0.0f), lcVector3(1.0f, 0.0f, 0.0f), lcVector3(0.0f, 0.0f, -1.0f)),
lcMatrix33(lcVector3( 0.0f, 1.0f, 0.0f), lcVector3(1.0f, 0.0f, 0.0f), lcVector3(0.0f, 0.0f, -1.0f)),
};
const char* EdgeParts[6] =
{
"STUD3A.DAT", "S/FAXLE1.DAT", "S/FAXLE2.DAT", "S/FAXLE3.DAT", "S/FAXLE4.DAT", "S/FAXLE5.DAT"
};
for (int PartIdx = 0; PartIdx < NumEdgeParts; PartIdx++)
{
const int SectionIdx = 0;
lcMatrix33 Transform(lcMul(lcMul(EdgeTransforms[PartIdx], lcMatrix33Scale(lcVector3(1.0f, -1.0f, 1.0f))), lcMatrix33(Sections[SectionIdx])));
lcVector3 Offset = lcMul31(lcVector3(0.0f, -4.0f * (5 - PartIdx), 0.0f), Sections[SectionIdx]);
sprintf(Line, "1 16 %f %f %f %f %f %f %f %f %f %f %f %f %s\n", Offset[0], Offset[1], Offset[2], Transform[0][0], Transform[1][0], Transform[2][0],
Transform[0][1], Transform[1][1], Transform[2][1], Transform[0][2], Transform[1][2], Transform[2][2], EdgeParts[PartIdx]);
File.WriteBuffer(Line, strlen(Line));
}
for (int PartIdx = 0; PartIdx < NumEdgeParts; PartIdx++)
{
const int SectionIdx = Sections.GetSize() - 1;
lcMatrix33 Transform(lcMul(EdgeTransforms[PartIdx], lcMatrix33(Sections[SectionIdx])));
lcVector3 Offset = lcMul31(lcVector3(0.0f, 4.0f * (5 - PartIdx), 0.0f), Sections[SectionIdx]);
sprintf(Line, "1 16 %f %f %f %f %f %f %f %f %f %f %f %f %s\n", Offset[0], Offset[1], Offset[2], Transform[0][0], Transform[1][0], Transform[2][0],
Transform[0][1], Transform[1][1], Transform[2][1], Transform[0][2], Transform[1][2], Transform[2][2], EdgeParts[PartIdx]);
File.WriteBuffer(Line, strlen(Line));
}
lcVector3 SectionVertices[16] =
{
lcVector3(-6.000f, 0.0f, 0.000f), lcVector3(-5.602f, 0.0f, 2.000f), lcVector3(-2.000f, 0.0f, 2.000f), lcVector3(-2.000f, 0.0f, 5.602f),
lcVector3( 0.000f, 0.0f, 6.000f), lcVector3( 2.000f, 0.0f, 5.602f), lcVector3( 2.000f, 0.0f, 2.000f), lcVector3( 5.602f, 0.0f, 2.000f),
lcVector3( 6.000f, 0.0f, 0.000f), lcVector3( 5.602f, 0.0f, -2.000f), lcVector3( 2.000f, 0.0f, -2.000f), lcVector3( 2.000f, 0.0f, -5.602f),
lcVector3( 0.000f, 0.0f, -6.000f), lcVector3(-2.000f, 0.0f, -5.602f), lcVector3(-2.000f, 0.0f, -2.000f), lcVector3(-5.602f, 0.0f, -2.000f)
};
int BaseVertex;
Calculate mesh normals.
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lcLibraryMeshVertex* VertexBuffer;
Fixed line endings.
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lcuint32* IndexBuffer;
MeshData.AddVertices(LC_MESHDATA_SHARED, 16 * (Sections.GetSize() - 1), &BaseVertex, &VertexBuffer);
MeshData.AddIndices(LC_MESHDATA_SHARED, LC_MESH_LINES, 24, 2 * 12 * (Sections.GetSize() - 2), &IndexBuffer);
for (int SectionIdx = 1; SectionIdx < Sections.GetSize(); SectionIdx++)
{
for (int VertexIdx = 0; VertexIdx < 16; VertexIdx++)
{
VertexBuffer->Position = lcMul31(SectionVertices[VertexIdx], Sections[SectionIdx]);
VertexBuffer++;
}
}
int BaseLinesVertex = BaseVertex;
for (int SectionIdx = 1; SectionIdx < Sections.GetSize() - 1; SectionIdx++)
{
for (int VertexIdx = 0; VertexIdx < 16; VertexIdx++)
{
if (VertexIdx % 4)
{
*IndexBuffer++ = BaseLinesVertex;
*IndexBuffer++ = BaseLinesVertex + 16;
}
BaseLinesVertex++;
}
}
MeshData.AddIndices(LC_MESHDATA_SHARED, LC_MESH_TRIANGLES, 16, 6 * 16 * (Sections.GetSize() - 2), &IndexBuffer);
for (int SectionIdx = 1; SectionIdx < Sections.GetSize() - 1; SectionIdx++)
{
for (int VertexIdx = 0; VertexIdx < 16; VertexIdx++)
{
int Vertex1 = BaseVertex + VertexIdx;
int Vertex2 = BaseVertex + (VertexIdx + 1) % 16;
*IndexBuffer++ = Vertex1;
*IndexBuffer++ = Vertex2;
*IndexBuffer++ = Vertex1 + 16;
*IndexBuffer++ = Vertex2;
*IndexBuffer++ = Vertex2 + 16;
*IndexBuffer++ = Vertex1 + 16;
}
BaseVertex += 16;
}
}
void lcSynthInfo::AddStringBraidedParts(lcMemFile& File, lcLibraryMeshData& MeshData, lcArray<lcMatrix44>& Sections) const
{
for (int SectionIdx = 0; SectionIdx < Sections.GetSize(); SectionIdx++)
{
lcMatrix33 Transform = lcMul(lcMatrix33(lcVector3(0.0f, 1.0f, 0.0f), lcVector3(1.0f, 0.0f, 0.0f), lcVector3(0.0f, 0.0f, 1.0f)), lcMatrix33(Sections[SectionIdx]));
lcVector3 Offset = Sections[SectionIdx].GetTranslation();
Sections[SectionIdx] = lcMatrix44(Transform, Offset);
}
char Line[256];
{
const int SectionIdx = 0;
lcMatrix33 Transform(Sections[SectionIdx]);
lcVector3 Offset = lcMul31(lcVector3(-8.0f, 0.0f, 0.0f), Sections[SectionIdx]);
sprintf(Line, "1 16 %f %f %f %f %f %f %f %f %f %f %f %f 572A.DAT\n", Offset[0], Offset[1], Offset[2], Transform[0][0], Transform[1][0], Transform[2][0],
Transform[0][1], Transform[1][1], Transform[2][1], Transform[0][2], Transform[1][2], Transform[2][2]);
File.WriteBuffer(Line, strlen(Line));
}
const int NumSegments = 16;
const int NumBraids = 4;
const float PositionTable[16] =
{
-1.5f, -1.386f, -1.061f, -0.574f, 0.0f, 0.574f, 1.061f, 1.386f, 1.5f, 1.386f, 1.061f, 0.574f, 0.0f, -0.574f, -1.061f, -1.386f
};
int BaseVertex;
Calculate mesh normals.
2017-02-28 01:03:12 +01:00
lcLibraryMeshVertex* VertexBuffer;
Fixed line endings.
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lcuint32* IndexBuffer;
MeshData.AddVertices(LC_MESHDATA_SHARED, NumBraids * ((Sections.GetSize() - 2) * NumSegments + 1), &BaseVertex, &VertexBuffer);
MeshData.AddIndices(LC_MESHDATA_SHARED, LC_MESH_LINES, 24, NumBraids * (Sections.GetSize() - 2) * NumSegments * 2, &IndexBuffer);
for (int BraidIdx = 0; BraidIdx < NumBraids; BraidIdx++)
{
int BaseX = (BraidIdx == 0 || BraidIdx == 2) ? 0 : 8;
int BaseY = (BraidIdx == 0 || BraidIdx == 3) ? 12 : 4;
for (int SectionIdx = 1; SectionIdx < Sections.GetSize() - 1; SectionIdx++)
{
lcMatrix33 Transform1 = lcMatrix33(Sections[SectionIdx]);
lcMatrix33 Transform2 = lcMatrix33(Sections[SectionIdx + 1]);
lcVector3 Offset1 = Sections[SectionIdx].GetTranslation();
lcVector3 Offset2 = Sections[SectionIdx + 1].GetTranslation();
for (int SegmentIdx = 0; SegmentIdx < ((SectionIdx < Sections.GetSize() - 2) ? NumSegments : NumSegments + 1); SegmentIdx++)
{
float t = (float)SegmentIdx / (float)NumSegments;
lcVector3 Vertex1 = lcVector3(t * 4.0f, PositionTable[(BaseX + SegmentIdx) % NumSegments], PositionTable[(BaseY + SegmentIdx) % NumSegments]) + lcVector3(0.0f, 1.5f, 0.0f);
lcVector3 Vertex2 = lcVector3((1.0f - t) * -4.0f, PositionTable[(BaseX + SegmentIdx) % NumSegments], PositionTable[(BaseY + SegmentIdx) % NumSegments]) + lcVector3(0.0f, 1.5f, 0.0f);
lcVector3 Vertex = (lcMul(Vertex1, Transform1) + Offset1) * (1.0f - t) + (lcMul(Vertex2, Transform2) + Offset2) * t;
VertexBuffer->Position = Vertex;
VertexBuffer++;
if (SegmentIdx != NumSegments)
{
*IndexBuffer++ = BaseVertex;
*IndexBuffer++ = BaseVertex + 1;
BaseVertex++;
}
}
}
BaseVertex++;
}
int NumSlices = 16;
MeshData.AddVertices(LC_MESHDATA_SHARED, NumSlices * ((Sections.GetSize() - 2) * NumSegments + 1), &BaseVertex, &VertexBuffer);
MeshData.AddIndices(LC_MESHDATA_SHARED, LC_MESH_TRIANGLES, 16, NumSlices * (Sections.GetSize() - 2) * NumSegments * 6, &IndexBuffer);
for (int SectionIdx = 1; SectionIdx < Sections.GetSize() - 1; SectionIdx++)
{
lcMatrix33 Transform1 = lcMatrix33(Sections[SectionIdx]);
lcMatrix33 Transform2 = lcMatrix33(Sections[SectionIdx + 1]);
lcVector3 Offset1 = Sections[SectionIdx].GetTranslation();
lcVector3 Offset2 = Sections[SectionIdx + 1].GetTranslation();
for (int SegmentIdx = 0; SegmentIdx < ((SectionIdx < Sections.GetSize() - 2) ? NumSegments : NumSegments + 1); SegmentIdx++)
{
float t1 = (float)SegmentIdx / (float)NumSegments;
int BaseX = 8;
int BaseY = 4;
for (int SliceIdx = 0; SliceIdx < NumSlices; SliceIdx++)
{
lcVector3 Vertex11 = lcVector3(t1 * 4.0f, PositionTable[(BaseX + SliceIdx) % NumSlices], PositionTable[(BaseY + SliceIdx) % NumSlices]) + lcVector3(0.0f, 1.5f, 0.0f);
lcVector3 Vertex12 = lcVector3((1.0f - t1) * -4.0f, PositionTable[(BaseX + SliceIdx) % NumSlices], PositionTable[(BaseY + SliceIdx) % NumSlices]) + lcVector3(0.0f, 1.5f, 0.0f);
lcVector3 Vertex1 = (lcMul(Vertex11, Transform1) + Offset1) * (1.0f - t1) + (lcMul(Vertex12, Transform2) + Offset2) * t1;
VertexBuffer->Position = Vertex1;
VertexBuffer++;
if (SegmentIdx != NumSegments)
{
*IndexBuffer++ = BaseVertex + SliceIdx;
*IndexBuffer++ = BaseVertex + (SliceIdx + 1) % NumSlices;
*IndexBuffer++ = BaseVertex + (SliceIdx + 1) % NumSlices + NumSlices;
*IndexBuffer++ = BaseVertex + SliceIdx + NumSlices;
*IndexBuffer++ = BaseVertex + SliceIdx;
*IndexBuffer++ = BaseVertex + (SliceIdx + 1) % NumSlices + NumSlices;
}
}
BaseVertex += NumSlices;
}
}
{
const int SectionIdx = Sections.GetSize() - 1;
lcMatrix33 Transform(Sections[SectionIdx]);
lcVector3 Offset = lcMul31(lcVector3(8.0f, 0.0f, 0.0f), Sections[SectionIdx]);
sprintf(Line, "1 16 %f %f %f %f %f %f %f %f %f %f %f %f 572A.DAT\n", Offset[0], Offset[1], Offset[2], Transform[0][0], Transform[1][0], Transform[2][0],
Transform[0][1], Transform[1][1], Transform[2][1], Transform[0][2], Transform[1][2], Transform[2][2]);
File.WriteBuffer(Line, strlen(Line));
}
}
void lcSynthInfo::AddShockAbsorberParts(lcMemFile& File, lcArray<lcMatrix44>& Sections) const
{
char Line[256];
lcVector3 Offset;
Offset = Sections[0].GetTranslation();
sprintf(Line, "1 0 %f %f %f 1 0 0 0 1 0 0 0 1 4254.DAT\n", Offset[0], Offset[1], Offset[2]);
File.WriteBuffer(Line, strlen(Line));
Offset = Sections[1].GetTranslation();
sprintf(Line, "1 16 %f %f %f 1 0 0 0 1 0 0 0 1 4255.DAT\n", Offset[0], Offset[1], Offset[2]);
File.WriteBuffer(Line, strlen(Line));
float Distance = Sections[0].GetTranslation().y - Sections[1].GetTranslation().y;
float Scale = (Distance - 66.0f) / 44.0f;
const char* SpringPart;
if (!strcmp(mPieceInfo->m_strName, "73129"))
SpringPart = "70038";
else if (!strcmp(mPieceInfo->m_strName, "41838"))
SpringPart = "41837";
else if (!strcmp(mPieceInfo->m_strName, "76138"))
SpringPart = "71953";
else if (!strcmp(mPieceInfo->m_strName, "76537"))
SpringPart = "22977";
else
return;
Offset = Sections[0].GetTranslation();
sprintf(Line, "1 494 %f %f %f 1 0 0 0 %f 0 0 0 1 %s.DAT\n", Offset[0], Offset[1] - 10 - 44.0f * Scale, Offset[2], Scale, SpringPart);
File.WriteBuffer(Line, strlen(Line));
}
Synthesize power functions linear actuators. Power function linear actuators can be treated almost the same as shock absorbers. The only difference is the orientation of the part: The parts are extended is along the Y axis instead of the Z axis.
2017-03-17 23:37:20 +01:00
void lcSynthInfo::AddActuatorParts(lcMemFile& File, lcArray<lcMatrix44>& Sections) const
{
char Line[256];
lcVector3 Offset;
Offset = Sections[0].GetTranslation();
sprintf(Line, "1 25 %f %f %f 0 1 0 -1 0 0 0 0 1 47157.DAT\n", Offset[0], Offset[1], Offset[2]);
File.WriteBuffer(Line, strlen(Line));
sprintf(Line, "1 16 %f %f %f 1 0 0 0 1 0 0 0 1 62271c01.DAT\n", Offset[0], Offset[1], Offset[2]);
File.WriteBuffer(Line, strlen(Line));
Offset = Sections[1].GetTranslation();
sprintf(Line, "1 72 %f %f %f 1 0 0 0 1 0 0 0 1 62274c01.DAT\n", Offset[0], Offset[1], Offset[2]);
File.WriteBuffer(Line, strlen(Line));
}
Fixed line endings.
2016-10-05 23:28:52 +02:00
lcMesh* lcSynthInfo::CreateMesh(const lcArray<lcPieceControlPoint>& ControlPoints) const
{
lcArray<lcMatrix44> Sections;
if (mCurve)
Updated code to use nullptr and override.
2017-04-14 02:26:40 +02:00
CalculateCurveSections(ControlPoints, Sections, nullptr, nullptr);
Fixed line endings.
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else
Updated code to use nullptr and override.
2017-04-14 02:26:40 +02:00
CalculateLineSections(ControlPoints, Sections, nullptr, nullptr);
Fixed line endings.
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lcLibraryMeshData MeshData;
lcMemFile File; // todo: rewrite this to pass the parts directly
switch (mType)
{
Enum compiler test.
2017-04-14 03:12:10 +02:00
case lcSynthType::RIBBED_HOSE:
Fixed line endings.
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AddRibbedHoseParts(File, Sections);
break;
Enum compiler test.
2017-04-14 03:12:10 +02:00
case lcSynthType::FLEXIBLE_AXLE:
Fixed line endings.
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AddFlexibleAxleParts(File, MeshData, Sections);
break;
Enum compiler test.
2017-04-14 03:12:10 +02:00
case lcSynthType::STRING_BRAIDED:
Fixed line endings.
2016-10-05 23:28:52 +02:00
AddStringBraidedParts(File, MeshData, Sections);
break;
Enum compiler test.
2017-04-14 03:12:10 +02:00
case lcSynthType::SHOCK_ABSORBER:
Fixed line endings.
2016-10-05 23:28:52 +02:00
AddShockAbsorberParts(File, Sections);
Synthesize power functions linear actuators. Power function linear actuators can be treated almost the same as shock absorbers. The only difference is the orientation of the part: The parts are extended is along the Y axis instead of the Z axis.
2017-03-17 23:37:20 +01:00
break;
Enum compiler test.
2017-04-14 03:12:10 +02:00
case lcSynthType::ACTUATOR:
Synthesize power functions linear actuators. Power function linear actuators can be treated almost the same as shock absorbers. The only difference is the orientation of the part: The parts are extended is along the Y axis instead of the Z axis.
2017-03-17 23:37:20 +01:00
AddActuatorParts(File, Sections);
Fixed line endings.
2016-10-05 23:28:52 +02:00
break;
}
File.WriteU8(0);
lcArray<lcLibraryTextureMap> TextureStack;
File.Seek(0, SEEK_SET);
Support loading textures from the same folder of the model being loaded.
2017-07-02 02:12:09 +02:00
if (lcGetPiecesLibrary()->ReadMeshData(File, lcMatrix44Identity(), 16, false, TextureStack, MeshData, LC_MESHDATA_SHARED, false, nullptr, false))
Updated code to use nullptr and override.
2017-04-14 02:26:40 +02:00
return lcGetPiecesLibrary()->CreateMesh(nullptr, MeshData);
Fixed line endings.
2016-10-05 23:28:52 +02:00
Updated code to use nullptr and override.
2017-04-14 02:26:40 +02:00
return nullptr;
Fixed line endings.
2016-10-05 23:28:52 +02:00
}
struct lcSynthInsertParam
{
lcVector3 Start;
lcVector3 End;
int BestSegment;
float BestTime;
float BestDistance;
lcVector3 BestPosition;
};
static void lcSynthInsertCallback(const lcVector3& CurvePoint, int SegmentIndex, float t, void* Param)
{
lcSynthInsertParam* SynthInsertParam = (lcSynthInsertParam*)Param;
float Distance = lcRayPointDistance(CurvePoint, SynthInsertParam->Start, SynthInsertParam->End);
if (Distance < SynthInsertParam->BestDistance)
{
SynthInsertParam->BestSegment = SegmentIndex;
SynthInsertParam->BestTime = t;
SynthInsertParam->BestDistance = Distance;
SynthInsertParam->BestPosition = lcVector3LDrawToLeoCAD(CurvePoint);
}
}
int lcSynthInfo::InsertControlPoint(lcArray<lcPieceControlPoint>& ControlPoints, const lcVector3& Start, const lcVector3& End) const
{
lcArray<lcMatrix44> Sections;
lcSynthInsertParam SynthInsertParam;
SynthInsertParam.Start = Start;
SynthInsertParam.End = End;
SynthInsertParam.BestSegment = -1;
SynthInsertParam.BestDistance = FLT_MAX;
CalculateCurveSections(ControlPoints, Sections, lcSynthInsertCallback, &SynthInsertParam);
if (SynthInsertParam.BestSegment != -1)
{
lcPieceControlPoint ControlPoint = ControlPoints[SynthInsertParam.BestSegment];
ControlPoint.Transform.SetTranslation(SynthInsertParam.BestPosition);
if (SynthInsertParam.BestSegment != ControlPoints.GetSize() - 1)
{
lcPieceControlPoint NextControlPoint = ControlPoints[SynthInsertParam.BestSegment + 1];
float t = SynthInsertParam.BestTime;
ControlPoint.Scale = ControlPoint.Scale * (1.0f - t) + NextControlPoint.Scale * t;
}
ControlPoints.InsertAt(SynthInsertParam.BestSegment + 1, ControlPoint);
}
return SynthInsertParam.BestSegment + 1;
}
Reference in a new issue Copy permalink