See api at api.md
class Settings{
Epoch epoch;
public:
void set_resolution(){
epoch++;
}
void set_gamma(){
epoch++;
}
void set_anything(){
epoch++;
}
Epoch get_epoch() const{
return epoch;
}
};
Settings settings;
// each 5 min check for settings changed, if yes - save
Epoch settings_autosave_epoch;
if (settings_autosave_epoch.update(settings.get_epoch())){
save();
}Pay attention on setters.
| with dirty-flags | with Epochs |
|---|---|
class Triangle{
bool ab_dirty = true;
bool ac_dirty = true;
bool bc_dirty = true;
Point a,b,c;
float m_ab, m_bc, m_ac;
float calculate_ab();
float calculate_bc();
float calculate_ac();
public:
void set_a(Point point){
a = point;
ab_dirty = true;
ac_dirty = true;
}
void set_b(Point point){
b = point;
ab_dirty = true;
bc_dirty = true;
}
void set_c(Point point){
c = point;
ac_dirty = true;
bc_dirty = true;
}
float ab(){
if (ab_dirty){
ab_dirty = false;
m_ab = calculate_ab();
}
return m_ab;
}
float bc();
float ac();
}; |
class Triangle{
Epoch a_epoch, b_epoch, c_epoch;
Point a,b,c;
EpochTuple ab_epoch, ac_epoch, bc_epoch;
float m_ab, m_bc, m_ac;
float calculate_ab();
float calculate_bc();
float calculate_ac();
public:
void set_a(Point point){
a = point;
a_epoch++;
}
void set_b(Point point){
b = point;
b_epoch++;
}
void set_c(Point point){
c = point;
c_epoch++;
}
float ab(){
if (ab_epoch.update(a_epoch, b_epoch)){
m_ab = calculate_ab();
}
return m_ab;
}
float bc();
float ac();
}; |
| with dirty-flags | with Epochs |
|---|---|
class SettingsWindow{
bool save_dirty = false;
bool canvas_dirty = false;
void rise_dirty_flags(){
// O(n)
save_dirty = true;
canvas_dirty = true;
}
public:
void set_resolution(){
rise_dirty_flags();
}
void set_gamma(){
rise_dirty_flags();
}
void set_anything(){
rise_dirty_flags();
}
void draw(){
if (canvas_dirty){
canvas_dirty = false;
redraw_canvas();
}
}
void SaveClk(){
if (save_dirty){
save_dirty = false;
save();
}
}
}; |
class SettingsWindow{
Epoch epoch;
Epoch save_epoch;
Epoch canvas_update_epoch;
public:
void set_resolution(){
epoch++;
}
void set_gamma(){
epoch++;
}
void set_anything(){
epoch++;
}
void draw(){
if (canvas_update_epoch.update(epoch)){
redraw_canvas();
}
}
void SaveClk(){
if (save_epoch.update(epoch)){
save();
}
}
}; |