#include "SDL_framerate.h"
Go to the source code of this file.
Functions | |
void | SDL_initFramerate (FPSmanager *manager) |
Initialize the framerate manager. | |
int | SDL_setFramerate (FPSmanager *manager, int rate) |
Set the framerate in Hz. | |
int | SDL_getFramerate (FPSmanager *manager) |
Return the current target framerate in Hz. | |
int | SDL_getFramecount (FPSmanager *manager) |
Return the current framecount. | |
void | SDL_framerateDelay (FPSmanager *manager) |
Delay execution to maintain a constant framerate and calculate fps. |
void SDL_framerateDelay | ( | FPSmanager * | manager | ) |
Delay execution to maintain a constant framerate and calculate fps.
Generate a delay to accomodate currently set framerate. Call once in the graphics/rendering loop. If the computer cannot keep up with the rate (i.e. drawing too slow), the delay is zero and the delay interpolation is reset.
manager | Pointer to the framerate manager. |
Definition at line 99 of file SDL_framerate.c.
int SDL_getFramecount | ( | FPSmanager * | manager | ) |
Return the current framecount.
Get the current framecount from the framerate manager. A frame is counted each time SDL_framerateDelay is called.
manager | Pointer to the framerate manager. |
Definition at line 81 of file SDL_framerate.c.
int SDL_getFramerate | ( | FPSmanager * | manager | ) |
Return the current target framerate in Hz.
Get the currently set framerate of the manager.
manager | Pointer to the framerate manager. |
Definition at line 62 of file SDL_framerate.c.
void SDL_initFramerate | ( | FPSmanager * | manager | ) |
Initialize the framerate manager.
Initialize the framerate manager, set default framerate of 30Hz and reset delay interpolation.
manager | Pointer to the framerate manager. |
Definition at line 19 of file SDL_framerate.c.
int SDL_setFramerate | ( | FPSmanager * | manager, | |
int | rate | |||
) |
Set the framerate in Hz.
Sets a new framerate for the manager and reset delay interpolation. Rate values must be between FPS_LOWER_LIMIT and FPS_UPPER_LIMIT inclusive to be accepted.
manager | Pointer to the framerate manager. | |
rate | The new framerate in Hz (frames per second). |
Definition at line 41 of file SDL_framerate.c.