CColModel

This commit is contained in:
aap
2021-02-09 17:35:41 +01:00
parent 410eb19ce6
commit 031df36935
8 changed files with 167 additions and 49 deletions

View File

@ -19,4 +19,12 @@ struct CColBox : public CBox
using CBox::Set;
CColBox& operator=(const CColBox &other);
};
};
// no name for this
// bounds for a number of triangles
struct CColTriBBox : public CBox
{
int32 first;
int32 last;
};

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@ -1,4 +1,5 @@
#include "common.h"
#include "main.h"
#include "ColModel.h"
#include "Collision.h"
#include "Game.h"
@ -9,6 +10,8 @@ CColModel::CColModel(void)
{
boundingSphere.Set(0.0001f, CVector(0.0f, 0.0f, 0.0f));
boundingBox.Set(CVector(0.0f, 0.0f, 0.0f), CVector(0.0f, 0.0f, 0.0f));
numTriBBoxes = 0;
triBBoxes = nil;
numSpheres = 0;
spheres = nil;
numLines = 0;
@ -25,9 +28,13 @@ CColModel::CColModel(void)
CColModel::~CColModel(void)
{
RemoveCollisionVolumes();
if(!gNASTY_NASTY_MEM_SHUTDOWN_HACK){
RemoveTrianglePlanes();
RemoveCollisionVolumes();
}
}
//--LCS: no pool used, but maybe we better keep it?
void*
CColModel::operator new(size_t)
{
@ -45,19 +52,28 @@ CColModel::operator delete(void *p, size_t)
void
CColModel::RemoveCollisionVolumes(void)
{
if(ownsCollisionVolumes){
RwFree(spheres);
RwFree(lines);
RwFree(boxes);
RwFree(vertices);
RwFree(triangles);
CCollision::RemoveTrianglePlanes(this);
#ifdef FIX_BUGS
// why is this missing?
if(ownsCollisionVolumes)
#endif
if(!gUseChunkFiles){
delete[] triBBoxes;
delete[] spheres;
delete[] lines;
delete[] boxes;
delete[] vertices;
delete[] triangles;
}
CCollision::RemoveTrianglePlanes(this);
numSpheres = 0;
numTriBBoxes = 0;
numLines = 0;
numBoxes = 0;
numTriangles = 0;
spheres = nil;
#ifdef FIX_BUGS
triBBoxes = nil;
#endif
lines = nil;
boxes = nil;
vertices = nil;
@ -70,7 +86,7 @@ CColModel::CalculateTrianglePlanes(void)
PUSH_MEMID(MEMID_COLLISION);
// HACK: allocate space for one more element to stuff the link pointer into
trianglePlanes = (CColTrianglePlane*)RwMalloc(sizeof(CColTrianglePlane) * (numTriangles+1));
trianglePlanes = new CColTrianglePlane[numTriangles+1];
REGISTER_MEMPTR(&trianglePlanes);
for(int i = 0; i < numTriangles; i++)
trianglePlanes[i].Set(vertices, triangles[i]);
@ -81,8 +97,10 @@ CColModel::CalculateTrianglePlanes(void)
void
CColModel::RemoveTrianglePlanes(void)
{
RwFree(trianglePlanes);
trianglePlanes = nil;
if(trianglePlanes){
delete[] trianglePlanes;
trianglePlanes = nil;
}
}
void
@ -114,20 +132,33 @@ CColModel::operator=(const CColModel &other)
boundingSphere = other.boundingSphere;
boundingBox = other.boundingBox;
// copy tri bboxes
if(other.numTriBBoxes){
if(numTriBBoxes != other.numTriBBoxes){
numTriBBoxes = other.numTriBBoxes;
delete[] triBBoxes;
triBBoxes = new CColTriBBox[numTriBBoxes];
}
for(i = 0; i < numTriBBoxes; i++)
triBBoxes[i] = other.triBBoxes[i];
}else{
numTriBBoxes = 0;
delete[] triBBoxes;
triBBoxes = nil;
}
// copy spheres
if(other.numSpheres){
if(numSpheres != other.numSpheres){
numSpheres = other.numSpheres;
if(spheres)
RwFree(spheres);
spheres = (CColSphere*)RwMalloc(numSpheres*sizeof(CColSphere));
delete[] spheres;
spheres = new CColSphere[numSpheres];
}
for(i = 0; i < numSpheres; i++)
spheres[i] = other.spheres[i];
}else{
numSpheres = 0;
if(spheres)
RwFree(spheres);
delete[] spheres;
spheres = nil;
}
@ -135,16 +166,14 @@ CColModel::operator=(const CColModel &other)
if(other.numLines){
if(numLines != other.numLines){
numLines = other.numLines;
if(lines)
RwFree(lines);
lines = (CColLine*)RwMalloc(numLines*sizeof(CColLine));
delete[] lines;
lines = new CColLine[numLines];
}
for(i = 0; i < numLines; i++)
lines[i] = other.lines[i];
}else{
numLines = 0;
if(lines)
RwFree(lines);
delete[] lines;
lines = nil;
}
@ -152,23 +181,21 @@ CColModel::operator=(const CColModel &other)
if(other.numBoxes){
if(numBoxes != other.numBoxes){
numBoxes = other.numBoxes;
if(boxes)
RwFree(boxes);
boxes = (CColBox*)RwMalloc(numBoxes*sizeof(CColBox));
delete[] boxes;
boxes = new CColBox[numBoxes];
}
for(i = 0; i < numBoxes; i++)
boxes[i] = other.boxes[i];
}else{
numBoxes = 0;
if(boxes)
RwFree(boxes);
delete[] boxes;
boxes = nil;
}
// copy mesh
if(other.numTriangles){
// copy vertices
numVerts = 0;
numVerts = -1;
for(i = 0; i < other.numTriangles; i++){
if(other.triangles[i].a > numVerts)
numVerts = other.triangles[i].a;
@ -178,10 +205,9 @@ CColModel::operator=(const CColModel &other)
numVerts = other.triangles[i].c;
}
numVerts++;
if(vertices)
RwFree(vertices);
delete[] vertices;
if(numVerts){
vertices = (CompressedVector*)RwMalloc(numVerts*sizeof(CompressedVector));
vertices = new CompressedVector[numVerts];
for(i = 0; i < numVerts; i++)
vertices[i] = other.vertices[i];
}
@ -189,19 +215,16 @@ CColModel::operator=(const CColModel &other)
// copy triangles
if(numTriangles != other.numTriangles){
numTriangles = other.numTriangles;
if(triangles)
RwFree(triangles);
triangles = (CColTriangle*)RwMalloc(numTriangles*sizeof(CColTriangle));
delete[] triangles;
triangles = new CColTriangle[numTriangles];
}
for(i = 0; i < numTriangles; i++)
triangles[i] = other.triangles[i];
}else{
numTriangles = 0;
if(triangles)
RwFree(triangles);
delete[] triangles;
triangles = nil;
if(vertices)
RwFree(vertices);
delete[] vertices;
vertices = nil;
}
return *this;
@ -210,6 +233,36 @@ CColModel::operator=(const CColModel &other)
bool
CColModel::Write(base::cRelocatableChunkWriter &writer, bool allocSpace)
{
assert(0 && "TODO(LCS)");
int numVerts = -1;
for(int i = 0; i < numTriangles; i++){
if(triangles[i].a > numVerts)
numVerts = triangles[i].a;
if(triangles[i].b > numVerts)
numVerts = triangles[i].b;
if(triangles[i].c > numVerts)
numVerts = triangles[i].c;
}
numVerts++;
if(allocSpace)
writer.AllocateRaw(this, sizeof(*this), 16, false, true);
writer.AllocateRaw(spheres, sizeof(*spheres)*numSpheres, 16, false, true);
writer.AddPatch(&spheres);
writer.AllocateRaw(lines, sizeof(*lines)*numLines, 16, false, true);
writer.AddPatch(&lines);
writer.AllocateRaw(boxes, sizeof(*boxes)*numBoxes, 16, false, true);
writer.AddPatch(&boxes);
if(triBBoxes && numTriBBoxes != 0){
writer.AllocateRaw(triBBoxes, sizeof(*triBBoxes)*numTriBBoxes, 16, false, true);
writer.AddPatch(&triBBoxes);
}else
triBBoxes = nil;
if(numTriangles != 0){
writer.AllocateRaw(vertices, sizeof(*vertices)*numVerts, 2, false, true);
writer.AddPatch(&vertices);
writer.AllocateRaw(triangles, sizeof(*triangles)*numTriangles, 2, false, true);
writer.AddPatch(&triangles);
RemoveTrianglePlanes();
}
return 1;
}

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@ -15,11 +15,13 @@ struct CColModel
int16 numBoxes;
int16 numTriangles;
int8 numLines;
int8 numTriBBoxes;
uint8 level; // colstore slot but probably still named level
bool ownsCollisionVolumes;
CColSphere *spheres;
CColLine *lines;
CColBox *boxes;
CColTriBBox *triBBoxes;
CompressedVector *vertices;
CColTriangle *triangles;
CColTrianglePlane *trianglePlanes;

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@ -3,15 +3,13 @@
struct CColPoint
{
CVector point;
int pad1; // this is stupid
float depth;
// the surface normal on the surface of point
CVector normal;
//int pad2;
uint8 surfaceA;
uint8 pieceA;
uint8 surfaceB;
uint8 pieceB;
float depth;
const CVector &GetNormal() { return normal; }
float GetDepth() { return depth; }