/************************************************
|| moveRay()
|| Purpose: takes a ray and applies the matrix to
|| it.
************************************************/
Ray moveRay(Ray tempRay, Matrix inverse)
{
tempRay.u = matrixTimesVector(inverse, tempRay.u);
tempRay.v = matrixTimesVector(inverse, tempRay.v);
return tempRay;
}
/************************************************
|| reflection()
|| Purpose: this is supposed to calculate reflections
|| but it does not. this is never called
|| in the current version
************************************************/
Ray reflection(ObjectAttributes obj, Ray ray)
{
Vector n,L,R;
Matrix temp;
int iNum;
Ray newRay;
iNum = obj.objNumber;
obj.objPoint.w = 0;
temp = (objects[iNum].transform.transformation);
//Intersection point in world space
newRay.u = obj.worldPoint;
//Direction v-2n(n.v)
n = matrixTimesVector(temp, obj.objPoint);
newRay.v = vector_subtract(ray.v ,vector_X_n(vector_X_n(n, dot_product(n,ray.v)),2));
return newRay;
}
/************************************************
|| Shade()
|| Purpose: checks for shadow and actually calculates
|| the color of the pixel.
||
************************************************/
RGBColor Shade(ObjectAttributes obj, Ray ray)
{
RGBColor color, spec;
int iNum;
Vector n,L,R;
Matrix temp;
int notInShadow;
GLdouble dotOfR;
//store the object number
iNum = obj.objNumber;
//find normal
obj.objPoint.w = 0;
temp = (objects[iNum].transform.transformation);
//Move normal to world space and normalize
n = unit_vector(matrixTimesVector(temp, obj.objPoint));
//Color = black
color.red = (ambient_light.red * objects[iNum].material.diffuse.red);
color.green = (ambient_light.green * objects[iNum].material.diffuse.green);
color.blue = (ambient_light.blue * objects[iNum].material.diffuse.blue);
//color.red = ambient_light.red;
//color.green = ambient_light.green;
//color.blue = ambient_light.blue;
int i;
for(i =0; i < numLights; i++)
{
//find if object is in shdaow
notInShadow = shadow(obj, i);
if(notInShadow)
{
//printf("Adding stuff\n");
//Find L
L = unit_vector(vector_subtract(lightSources[i].position, obj.worldPoint));
//Find R
R = vector_subtract(L ,vector_X_n(vector_X_n(n, dot_product(n,L)),2));
dotOfR = dot_product(R,ray.v);
//Add in lights
color.red += lightSources[i].color.red *
(objects[iNum].material.diffuse.red *
dot_product(L, n));
color.green += lightSources[i].color.green *
(objects[iNum].material.diffuse.green *
dot_product(L, n));
color.blue += lightSources[i].color.blue *
(objects[iNum].material.diffuse.blue *
dot_product(L, n));
if(dotOfR > 0) //checks for negative light
{
color.red += lightSources[i].color.red *
(objects[iNum].material.specular.red *
pow(dotOfR,objects[iNum].material.shininess)) ;
color.green += lightSources[i].color.green *
(objects[iNum].material.specular.green *
pow(dotOfR,objects[iNum].material.shininess)) ;
color.blue += lightSources[i].color.blue *
(objects[iNum].material.specular.blue *
pow(dotOfR,objects[iNum].material.shininess)) ;
}
//Reflections
if(objects[iNum].material.specular.red > 0 ||
objects[iNum].material.specular.green > 0 ||
objects[iNum].material.specular.blue > 0)
{
//spec = trace(reflection(obj, ray));
//color.red += spec.red * objects[iNum].material.specular.red;
//color.green += spec.green * objects[iNum].material.specular.green;
//color.blue += spec.blue * objects[iNum].material.specular.blue;
}
}
}
if(color.red > 1)
color.red = 1;
if(color.green > 1)
color.green = 1;
if(color.blue > 1)
color.blue = 1;
if(color.red < 0)
color.red = 0;
if(color.green < 0)
color.green = 0;
if(color.blue < 0)
color.blue = 0;
return color;
}
/* ----------------------------------------------------------------- */
int output_main(int argc, char *argv[]) {
int i,j,x,y,z,numOfVars,numOfRows,numOfFixPoints,numOfLabels,infoLevel,
degree,lowdegree,highdegree,coord,sizeOfLayer,val;
char *s;
char fileName[127],outFileName[127],domFileName[127],symFileName[127],
varFileName[127],groFileName[127],costFileName[127];
char **labels;
vector v,w,fixpoints;
listVector *A, *B, *C, *basis, *domBasis, *tmp, *tmpV, *symmGroup, *weights;
FILE *in;
infoLevel=standardInfoLevel;
for (i=1;i<argc-1;i++) {
if (strncmp(argv[i],"--",2)==0) {
if (strncmp(argv[i],"--qui",5)==0) {
infoLevel=-1;
}
}
}
if (infoLevel>-1) {
printVersionInfo();
}
for (i=1; i<argc; i++) {
if (strncmp(argv[i],"--pos",5)==0) {
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
basis=extractPositivePartsOfVectors(basis,numOfVars);
strcpy(outFileName,fileName);
strcat(outFileName,".pos");
printListVectorToFile(outFileName,basis,numOfVars);
}
if (strncmp(argv[i],"--rep",5)==0) {
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
strcpy(symFileName,fileName);
strcat(symFileName,".sym.full");
symmGroup=readListVector(&numOfVars,symFileName);
if (symmGroup==0) {
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
strcpy(symFileName,fileName);
strcat(symFileName,".sym");
symmGroup=readListVector(&numOfVars,symFileName);
tmpV=symmGroup;
while (tmpV) {
int i;
v=tmpV->first;
for (i=0; i<numOfVars; i++) v[i]=v[i]-1;
tmpV->first=v;
tmpV=tmpV->rest;
}
symmGroup=generateSymmetryGroup(symmGroup,numOfVars);
strcat(symFileName,".full");
printListVectorToFile(symFileName, symmGroup, numOfVars);
}
basis=extractSymmetryRepresentatives(basis,symmGroup,numOfVars);
strcpy(outFileName,fileName);
strcat(outFileName,".rep");
printListVectorToFile(outFileName,basis,numOfVars);
printf("%d representatives found.\n",lengthListVector(basis));
}
if (strncmp(argv[i],"--dom",5)==0) {
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
strcpy(domFileName,argv[argc-2]);
domBasis=readListVector(&numOfVars,domFileName);
basis=extractNonDominatedVectors(basis,domBasis,numOfVars);
strcpy(outFileName,fileName);
strcat(outFileName,".nondom");
printListVectorToFile(outFileName,basis,numOfVars);
printf("%d non-dominated vectors found.\n",
lengthListVector(basis));
}
if (strncmp(argv[i],"--max",5)==0) {
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
strcpy(symFileName,fileName);
strcat(symFileName,".sym.full");
symmGroup=readListVector(&numOfVars,symFileName);
if (symmGroup==0) {
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
strcpy(symFileName,fileName);
strcat(symFileName,".sym");
symmGroup=readListVector(&numOfVars,symFileName);
tmpV=symmGroup;
while (tmpV) {
int i;
v=tmpV->first;
for (i=0; i<numOfVars; i++) v[i]=v[i]-1;
tmpV->first=v;
tmpV=tmpV->rest;
}
symmGroup=generateSymmetryGroup(symmGroup,numOfVars);
strcat(symFileName,".full");
printListVectorToFile(symFileName, symmGroup, numOfVars);
}
basis=extractMaximalNonDominatedVectors(basis,symmGroup,numOfVars);
strcpy(outFileName,fileName);
strcat(outFileName,".maxnondom");
printListVectorToFile(outFileName,basis,numOfVars);
printf("%d maximal non-dominated vectors found.\n",
lengthListVector(basis));
}
if (strncmp(argv[i],"--exp",5)==0) {
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
strcpy(symFileName,fileName);
strcat(symFileName,".sym.full");
symmGroup=readListVector(&numOfVars,symFileName);
if (symmGroup==0) {
strcpy(symFileName,fileName);
strcat(symFileName,".sym");
symmGroup=readListVector(&numOfVars,symFileName);
tmpV=symmGroup;
while (tmpV) {
int i;
v=tmpV->first;
for (i=0; i<numOfVars; i++) v[i]=v[i]-1;
tmpV->first=v;
tmpV=tmpV->rest;
}
symmGroup=generateSymmetryGroup(symmGroup,numOfVars);
}
basis=expandRepresentativeIntoFullOrbits(basis,symmGroup,numOfVars,10);
strcpy(outFileName,fileName);
strcat(outFileName,".exp");
printListVectorToFile(outFileName,basis,numOfVars);
}
if (strncmp(argv[i],"--deg",5)==0) {
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
if (argc==3) {
printL1NormOfListVector(basis,numOfVars);
} else {
if (argc==4) {
degree=atoi(argv[i+1]);
printf("degree = %d\n",degree);
strcpy(outFileName,fileName);
strcat(outFileName,".deg.");
strcat(outFileName,argv[i+1]);
printListVectorWithGivenDegreesToFile(outFileName,basis,numOfVars,
degree,degree);
} else {
lowdegree=atoi(argv[i+1]);
highdegree=atoi(argv[i+2]);
printf("degrees %d..%d\n",lowdegree,highdegree);
strcpy(outFileName,fileName);
strcat(outFileName,".deg.");
strcat(outFileName,argv[i+1]);
strcat(outFileName,"-");
strcat(outFileName,argv[i+2]);
printListVectorWithGivenDegreesToFile(outFileName,basis,numOfVars,
lowdegree,highdegree);
}
}
return(0);
}
if (strncmp(argv[i],"--sup",5)==0) {
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
if (argc==3) {
printSupportsOfListVector(basis,numOfVars);
} else {
if (argc==4) {
degree=atoi(argv[i+1]);
printf("size of support = %d\n",degree);
strcpy(outFileName,fileName);
strcat(outFileName,".supp.");
strcat(outFileName,argv[i+1]);
printListVectorWithGivenSupportsToFile(outFileName,basis,numOfVars,
degree,degree);
} else {
lowdegree=atoi(argv[i+1]);
highdegree=atoi(argv[i+2]);
printf("sizes of support %d..%d\n",lowdegree,highdegree);
strcpy(outFileName,fileName);
strcat(outFileName,".supp.");
strcat(outFileName,argv[i+1]);
strcat(outFileName,"-");
strcat(outFileName,argv[i+2]);
printListVectorWithGivenSupportsToFile(outFileName,basis,numOfVars,
lowdegree,highdegree);
}
}
return(0);
}
if (strncmp(argv[i],"--typ",5)==0) {
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
sizeOfLayer=atoi(argv[i+1]);
printTypesOfListVector(basis,sizeOfLayer,numOfVars);
return(0);
}
if (strncmp(argv[i],"--non",5)==0) {
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
if (argc==3) {
printf("You need to specify a coordinate!\n");
return(0);
} else {
coord=atoi(argv[i+1]);
strcpy(outFileName,fileName);
strcat(outFileName,".nonzero.");
strcat(outFileName,argv[i+1]);
printListVectorWithGivenNonzeroEntryToFile(outFileName,basis,
numOfVars,coord);
}
return(0);
}
if (strncmp(argv[i],"--AxB",5)==0) {
strcpy(fileName,argv[argc-3]);
A=readListVector(&numOfVars,fileName);
strcpy(fileName,argv[argc-2]);
B=readListVector(&numOfVars,fileName);
v=matrixTimesVector(A,B->first,lengthListVector(A),numOfVars);
C=createListVector(v);
strcpy(fileName,argv[argc-1]);
printListVectorToFile(fileName,C,lengthListVector(A));
}
if (strncmp(argv[i],"--0-1",5)==0) {
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
basis=extractZeroOneVectors(basis,numOfVars);
strcpy(outFileName,fileName);
strcat(outFileName,".0-1");
printListVectorToFile(outFileName,basis,numOfVars);
}
if (strncmp(argv[i],"--3wa",5)==0) {
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
x=atoi(argv[i+1]);
y=atoi(argv[i+2]);
z=atoi(argv[i+3]);
strcpy(outFileName,fileName);
strcat(outFileName,".3way");
print3wayTables(outFileName,basis,x,y,z,numOfVars);
}
if (strncmp(argv[i],"--tra",5)==0) {
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
strcpy(outFileName,fileName);
strcat(outFileName,".tra");
printTransposedListVectorToFile(outFileName,basis,numOfVars);
}
if (strncmp(argv[i],"--map",5)==0) {
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
strcpy(outFileName,fileName);
strcat(outFileName,".maple");
printListVectorMaple(outFileName,basis,numOfVars);
}
if (strncmp(argv[i],"--mac",5)==0) {
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
strcpy(outFileName,fileName);
strcat(outFileName,".macaulay2");
printListVectorMacaulay2(outFileName,basis,numOfVars);
}
if (strncmp(argv[i],"--mat",5)==0) {
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
strcpy(outFileName,fileName);
strcat(outFileName,".mathematica");
printListVectorMaple(outFileName,basis,numOfVars);
}
if (strncmp(argv[i],"--coc",5)==0) {
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
strcpy(outFileName,fileName);
strcat(outFileName,".cocoa");
printListVectorMaple(outFileName,basis,numOfVars);
}
if (strncmp(argv[i],"--bin",5)==0) {
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
strcpy(outFileName,fileName);
strcat(outFileName,".bin");
labels=0;
strcpy(varFileName,fileName);
strcat(varFileName,".vars");
if ((in = fopen(varFileName,"r"))) {
int i;
printf("File \"%s\" found. 4ti2 will use it.\n\n",varFileName);
if (fscanf(in,"%d %d",&numOfRows, &numOfLabels)!=2 || numOfRows!=1) {
printf("ERROR: Unrecognised file format for \"%s\".\n", varFileName);
exit(1);
}
if (numOfLabels != numOfVars) {
printf("ERROR: Incorrect number of variable names in \"%s\".\n",
varFileName);
exit(1);
}
labels = (char **)malloc(sizeof(char*)*(numOfVars));
for (i=0; i<numOfVars; i++) {
s=(char *)malloc(sizeof(char)*127);
if (fscanf(in,"%s",s) != 1) {
printf("ERROR: Unrecognised file format for \"%s\".\n",
varFileName);
exit(1);
}
labels[i]=s;
}
fclose(in);
}
printListBinomialsToFile(outFileName,basis,numOfVars,labels);
}
if (strncmp(argv[i],"--sum",5)==0) {
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
v=createVector(numOfVars);
for (i=0; i<numOfVars; i++) v[i]=0;
while (basis) {
for (i=0; i<numOfVars; i++) v[i]=v[i]+(basis->first)[i];
basis=basis->rest;
}
printVector(v,numOfVars);
}
if (strncmp(argv[i],"--sub",5)==0) {
strcpy(fileName,argv[argc-2]);
basis=readListVector(&numOfVars,fileName);
v=basis->first;
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
strcpy(outFileName,fileName);
strcat(outFileName,".submat");
printSubsetOfListVectorToFile(outFileName,basis,v,numOfVars);
}
if (strncmp(argv[i],"--rem",5)==0) {
if (strncmp(argv[i],"--remcol",8)==0) {
/* Remove column. */
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
coord=atoi(argv[argc-2]);
strcpy(outFileName,fileName);
strcat(outFileName,".remcol");
printListVectorWithoutColumnToFile(outFileName,basis,coord,numOfVars);
}
}
if (strncmp(argv[i],"--sta",5)==0) {
/* Extracting those symmetries from a list of given symmetries
that keep a given list of vectors fixed. */
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
strcpy(symFileName,argv[argc-2]);
symmGroup=readListVector(&numOfVars,symFileName);
symmGroup=extractStabilizer(basis,symmGroup,numOfVars);
strcpy(outFileName,symFileName);
strcat(outFileName,".stab");
printListVectorToFile(outFileName,symmGroup,numOfVars);
}
if (strncmp(argv[i],"--fil",5)==0) {
/* Fill specified column with specified value. */
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
coord=atoi(argv[argc-3]);
val=atoi(argv[argc-2]);
tmp=basis;
while (tmp) {
(tmp->first)[coord-1]=val;
tmp=tmp->rest;
}
strcpy(outFileName,fileName);
strcat(outFileName,".fil");
printListVectorToFile(outFileName,basis,numOfVars);
}
if (strncmp(argv[i],"--add",5)==0) {
/* Add column with specified value. */
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
coord=atoi(argv[argc-3]);
val=atoi(argv[argc-2]);
strcpy(outFileName,fileName);
strcat(outFileName,".addcol");
printListVectorWithAdditionalColumnToFile(outFileName,basis,
coord,val,numOfVars);
}
if (strncmp(argv[i],"--fix",5)==0) {
/* Extracting those vectors that have given coordinates x[i]=i. */
numOfFixPoints=argc-3;
fixpoints=createVector(numOfFixPoints);
for (j=2;j<argc-1;j++) fixpoints[j-2]=atoi(argv[j]);
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
basis=extractFixedVectors(basis,fixpoints,numOfFixPoints);
strcpy(outFileName,fileName);
strcat(outFileName,".fix");
printListVectorToFile(outFileName,basis,numOfVars);
}
if (strncmp(argv[i],"--fox",5)==0) {
/* Extracting those vectors that have given coordinates x[i]=i. */
numOfFixPoints=argc-3;
fixpoints=createVector(numOfFixPoints);
for (j=2;j<argc-1;j++) fixpoints[j-2]=atoi(argv[j]);
strcpy(fileName,argv[argc-1]);
basis=readListVector(&numOfVars,fileName);
basis=extractRelaxedFixedVectors(basis,fixpoints,numOfFixPoints);
strcpy(outFileName,fileName);
strcat(outFileName,".fox");
printListVectorToFile(outFileName,basis,numOfVars);
}
if (strncmp(argv[i],"--ini",5)==0) {
strcpy(fileName,argv[argc-1]);
strcpy(groFileName,fileName);
strcat(groFileName,".gro");
basis=readListVector(&numOfVars,groFileName);
strcpy(costFileName,argv[argc-1]);
strcat(costFileName,".cost");
weights=readListVector(&numOfVars,costFileName);
if (weights!=0) {
w=weights->first;
} else {
int i;
w=createVector(numOfVars);
for (i=0;i<numOfVars;i++) w[i]=1;
}
basis=extractInitialForms(basis,w,numOfVars);
strcpy(outFileName,fileName);
strcat(outFileName,".ini");
printListVectorToFile(outFileName,basis,numOfVars);
labels=0;
strcpy(varFileName,fileName);
strcat(varFileName,".vars");
if ((in = fopen(varFileName,"r"))) {
int i;
printf("File \"%s\" found. 4ti2 will use it.\n\n",varFileName);
fscanf(in,"%d %d",&numOfRows, &numOfLabels);
labels = (char **)malloc(sizeof(char*)*(numOfVars));
if (fscanf(in,"%d %d",&numOfRows, &numOfLabels)!=2 || numOfRows!=1) {
printf("ERROR: Unrecognised file format for \"%s\".\n", varFileName);
exit(1);
}
if (numOfLabels != numOfVars) {
printf("ERROR: Incorrect number of variable names in \"%s\".\n",
varFileName);
exit(1);
}
for (i=0; i<numOfVars; i++) {
s=(char *)malloc(sizeof(char)*127);
if (fscanf(in,"%s",s) != 1) {
printf("ERROR: Unrecognised file format for \"%s\".\n",
varFileName);
exit(1);
}
labels[i]=s;
}
fclose(in);
}
strcpy(outFileName,fileName);
strcat(outFileName,".ini.bin");
printListMonomialsAndBinomialsToFile(outFileName,basis,numOfVars,labels);
}
}
return (0);
}
