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#ifndef TIBIA_MATRIX_HH_
#define TIBIA_MATRIX_HH_ 1
typedef<typename T>
struct matrix{
// REGULAR FUNCTIONS
// =========================================================================
matrix(int xmin, int xmax, int ymin, int ymax){
int dx = (xmax - xmin) + 1;
int dy = (ymax - ymin) + 1;
if(dx < 1 || dy < 1){
error("matrix: Ungueltige Feldgroesse %d..%d, %d..%d.\n", xmin, xmax, ymin, ymax);
if(dx < 1){
dx = 1;
}
if(dy < 1){
dy = 1;
}
}
this->xmin = xmin;
this->ymin = ymin;
this->dx = dx;
this->dy = dy;
this->entry = new T[dx * dy];
}
matrix(int xmin, int xmax, int ymin, int ymax, T init) : matrix(xmin, xmax, ymin, ymax) {
int count = this->dx * this->dy;
for(int i = 0; i < count; i += 1){
this->entry[i] = init;
}
}
// TODO(fusion): Probably missing some inlined destructor?
T *at(int x, int y){
int xoffset = x - this->xmin;
int yoffset = y - this->ymin;
if(xoffset < 0 || xoffset >= this->dx || yoffset < 0 || yoffset >= this->dy){
error("matrix::operator(): Ungueltiger Index %d/%d.\n", x, y);
return &this->entry[0];
}else{
// TODO(fusion): Are we really storing this in row major order?
return &this->entry[yoffset * this->dx + xoffset];
}
}
// DATA
// =========================================================================
int xmin;
int ymin;
int dx;
int dy;
T *entry;
};
typedef<typename T>
struct matrix3d{
// REGULAR FUNCTIONS
// =========================================================================
matrix3d(int xmin, int xmax, int ymin, int ymax, int zmin, int zmax){
int dx = (xmax - xmin) + 1;
int dy = (ymax - ymin) + 1;
int dz = (zmax - zmin) + 1;
if(dx < 1 || dy < 1 || dz < 1){
error("matrix3d: Ungueltige Feldgroesse %d..%d, %d..%d, %d..%d.\n",
xmin, xmax, ymin, ymax, zmin, zmax);
if(dx < 1){
dx = 1;
}
if(dy < 1){
dy = 1;
}
if(dz < 1){
dz = 1;
}
}
this->xmin = xmin;
this->ymin = ymin;
this->dx = dx;
this->dy = dy;
this->entry = new T[dx * dy];
}
matrix3d(int xmin, int xmax, int ymin, int ymax, int zmin, int zmax, T init)
: matrix(xmin, xmax, ymin, ymax, zmin, zmax) {
int count = this->dx * this->dy * this->dz;
for(int i = 0; i < count; i += 1){
this->entry[i] = init;
}
}
// TODO(fusion): Probably missing some inlined destructor?
T *at(int x, int y, int z){
int xoffset = x - this->xmin;
int yoffset = y - this->ymin;
int zoffset = z - this->zmin;
if(xoffset < 0 || xoffset >= this->dx
|| yoffset < 0 || yoffset >= this->dy
|| zoffset < 0 || zoffset >= this->dz){
error("matrix3d::operator(): Ungueltiger Index %d/%d/%d.\n", x, y, z);
return &this->entry[0];
}else{
// TODO(fusion): Same as `matrix::at` on the XY plane.
return &this->entry[zoffset * this->dx * this->dy
+ yoffset * this->dx
+ xoffset];
}
}
// DATA
// =========================================================================
int xmin;
int ymin;
int zmin;
int dx;
int dy;
int dz;
T *entry;
};
#endif //TIBIA_MATRIX_HH_
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