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Use doubles for time everywhere in Timer/SceneTree

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This commit is contained in:
Aaron Franke
2021-05-21 01:23:35 -04:00
parent 0c68ccecda
commit 4ecb6fba80
13 changed files with 68 additions and 68 deletions
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22
main/main_timer_sync.h
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@ -34,11 +34,11 @@
#include "core/config/engine.h"
struct MainFrameTime {
float process_step; // delta time to advance during process()
double process_step; // delta time to advance during process()
int physics_steps; // number of times to iterate the physics engine
float interpolation_fraction; // fraction through the current physics tick
double interpolation_fraction; // fraction through the current physics tick
void clamp_process_step(float min_process_step, float max_process_step);
void clamp_process_step(double min_process_step, double max_process_step);
};
class MainTimerSync {
@ -47,10 +47,10 @@ class MainTimerSync {
uint64_t current_cpu_ticks_usec = 0;
// logical game time since last physics timestep
float time_accum = 0;
double time_accum = 0;
// current difference between wall clock time and reported sum of process_steps
float time_deficit = 0;
double time_deficit = 0;
// number of frames back for keeping accumulated physics steps roughly constant.
// value of 12 chosen because that is what is required to make 144 Hz monitors
@ -70,20 +70,20 @@ protected:
// returns the fraction of p_physics_step required for the timer to overshoot
// before advance_core considers changing the physics_steps return from
// the typical values as defined by typical_physics_steps
float get_physics_jitter_fix();
double get_physics_jitter_fix();
// gets our best bet for the average number of physics steps per render frame
// return value: number of frames back this data is consistent
int get_average_physics_steps(float &p_min, float &p_max);
int get_average_physics_steps(double &p_min, double &p_max);
// advance physics clock by p_process_step, return appropriate number of steps to simulate
MainFrameTime advance_core(float p_physics_step, int p_physics_fps, float p_process_step);
MainFrameTime advance_core(double p_physics_step, int p_physics_fps, double p_process_step);
// calls advance_core, keeps track of deficit it adds to animaption_step, make sure the deficit sum stays close to zero
MainFrameTime advance_checked(float p_physics_step, int p_physics_fps, float p_process_step);
MainFrameTime advance_checked(double p_physics_step, int p_physics_fps, double p_process_step);
// determine wall clock step since last iteration
float get_cpu_process_step();
double get_cpu_process_step();
public:
MainTimerSync();
@ -96,7 +96,7 @@ public:
void set_fixed_fps(int p_fixed_fps);
// advance one frame, return timesteps to take
MainFrameTime advance(float p_physics_step, int p_physics_fps);
MainFrameTime advance(double p_physics_step, int p_physics_fps);
};
#endif // MAIN_TIMER_SYNC_H