int main(int argc, char *argv[]) {
Point myPoint = point_new(0.0, 0.0);
Vector unitX = vector_new(1.0, 0.0);
Vector unitY = vector_new(0.0, 1.0);
printf("%s + %s + %s = ", point_toString(myPoint),
vector_toString(unitX),
vector_toString(unitY) );
point_addVector(myPoint, unitX);
point_addVector(myPoint, unitY);
printf("As a tuple: %s\n", tuple_toString((Tuple)myPoint));
printf("As a point: %s\n", point_toString(myPoint));
printf( "After scaling unitX by -0.5: %s\n",
vector_toString(vector_scale(unitX, -0.5))
);
printf("unitX has length %lf\n", vector_length(unitX));
vector_delete(unitX);
vector_delete(unitY);
point_delete(myPoint);
return 0;
}
int main(int argc, char *argv[]) {
Point myPoint = point_new(0.0, 0.0);
Vector unitX = vector_new(1.0, 0.0);
Vector unitY = vector_new(0.0, 1.0);
printf("%s + %s + %s = ", point_toString(myPoint),
vector_toString(unitX),
vector_toString(unitY) );
point_addVector(&myPoint, unitX);
point_addVector(&myPoint, unitY);
printf("%s\n", point_toString(myPoint));
return 0;
}
extern void function_printAsKarnaugh(Function* f, FILE* out) {
int rows, cols;
char * rowsVars, * colsVars;
Points * colsP, * rowsP;
PointItem * rowPointItem, * colPointItem;
rows = function_getVarsLength(f) / 2;
cols = function_getVarsLength(f) - rows;
rowsVars = calloc(rows+1, sizeof(char));
colsVars = calloc(cols+1, sizeof(char));
// Variable names
memcpy(colsVars, f->vars, cols);
colsVars[cols] = '\0';
memcpy(rowsVars, &(f->vars[cols]), rows);
rowsVars[cols] = '\0';
colsP = points_grayCode(cols);
rowsP = points_grayCode(rows);
// Column
fprintf(out, "%-*s%s\n", cols+2, colsVars,
str_strips(points_toString(colsP),"(),") );
// Rows
fprintf(out, "%s\n", rowsVars);
// Rows line by line
rowPointItem = rowsP->point;
do {
// Row value
fprintf(out, "%-*s", cols+2, str_strips(point_toString(rowPointItem->p),"(),") );
// Columns
colPointItem = colsP->point;
do {
fprintf(out, "%-*d ", cols, function_eval(f, point_concat(colPointItem->p, rowPointItem->p) ) );
colPointItem = colPointItem->next;
} while (colPointItem != 0);
fprintf(out, "\n");
rowPointItem = rowPointItem->next;
} while(rowPointItem != 0);
}
char * points_toString(Points* points) {
PointItem* pointItem;
char * out, * pointStr;
int outLen = 3; // +1 the null terminator, +2 the ", "
pointItem = points->point;
out = strdup("");
if (pointItem == 0) return out;
do {
pointStr = point_toString(pointItem->p);
out = realloc(out, outLen + strlen(pointStr) * sizeof(char));
if (outLen != 3) {
strcat(out, ", ");
outLen+=2;
}
strcat(out,pointStr);
outLen += strlen(pointStr);
pointItem = pointItem->next;
} while (pointItem != 0);
return out;
}
extern void function_printEvalPoint(Function* f, Point p, FILE* out) {
char * sfree;
fprintf(out, "%s%s = %d\n", f->symbol, sfree = point_toString(p), function_eval(f,p) );
if (sfree != 0) free(sfree);
}
