/*
===============
UI_RunLerpFrame
===============
*/
static void UI_RunLerpFrame( playerInfo_t *ci, lerpFrame_t *lf, int newAnimation ) {
int f;
animation_t *anim;
// see if the animation sequence is switching
if ( newAnimation != lf->animationNumber || !lf->animation ) {
UI_SetLerpFrameAnimation( ci, lf, newAnimation );
}
// if we have passed the current frame, move it to
// oldFrame and calculate a new frame
if ( dp_realtime >= lf->frameTime ) {
lf->oldFrame = lf->frame;
lf->oldFrameTime = lf->frameTime;
// get the next frame based on the animation
anim = lf->animation;
if ( dp_realtime < lf->animationTime ) {
lf->frameTime = lf->animationTime; // initial lerp
} else {
lf->frameTime = lf->oldFrameTime + anim->frameLerp;
}
f = ( lf->frameTime - lf->animationTime ) / anim->frameLerp;
if ( f >= anim->numFrames ) {
f -= anim->numFrames;
if ( anim->loopFrames ) {
f %= anim->loopFrames;
f += anim->numFrames - anim->loopFrames;
} else {
f = anim->numFrames - 1;
// the animation is stuck at the end, so it
// can immediately transition to another sequence
lf->frameTime = dp_realtime;
}
}
lf->frame = anim->firstFrame + f;
if ( dp_realtime > lf->frameTime ) {
lf->frameTime = dp_realtime;
}
}
if ( lf->frameTime > dp_realtime + 200 ) {
lf->frameTime = dp_realtime;
}
if ( lf->oldFrameTime > dp_realtime ) {
lf->oldFrameTime = dp_realtime;
}
// calculate current lerp value
if ( lf->frameTime == lf->oldFrameTime ) {
lf->backlerp = 0;
} else {
lf->backlerp = 1.0 - (float)( dp_realtime - lf->oldFrameTime ) / ( lf->frameTime - lf->oldFrameTime );
}
}
/*
* UI_RunLerpFrame
*/
static void
UI_RunLerpFrame(Playerinfo *ci, Lerpframe *lf, int newAnimation)
{
int f;
Anim *anim;
/* see if the animation sequence is switching */
if(newAnimation != lf->animationNumber || !lf->animation)
UI_SetLerpFrameAnimation(ci, lf, newAnimation);
/* if we have passed the current frame, move it to
* oldFrame and calculate a new frame */
if(dp_realtime >= lf->frameTime){
lf->oldFrame = lf->frame;
lf->oldFrameTime = lf->frameTime;
/* get the next frame based on the animation */
anim = lf->animation;
if(dp_realtime < lf->animationTime)
lf->frameTime = lf->animationTime; /* initial lerp */
else
lf->frameTime = lf->oldFrameTime + anim->frameLerp;
f = (lf->frameTime - lf->animationTime) / anim->frameLerp;
if(f >= anim->numFrames){
f -= anim->numFrames;
if(anim->loopFrames){
f %= anim->loopFrames;
f += anim->numFrames - anim->loopFrames;
}else{
f = anim->numFrames - 1;
/* the animation is stuck at the end, so it
* can immediately transition to another sequence */
lf->frameTime = dp_realtime;
}
}
lf->frame = anim->firstFrame + f;
if(dp_realtime > lf->frameTime)
lf->frameTime = dp_realtime;
}
if(lf->frameTime > dp_realtime + 200)
lf->frameTime = dp_realtime;
if(lf->oldFrameTime > dp_realtime)
lf->oldFrameTime = dp_realtime;
/* calculate current lerp value */
if(lf->frameTime == lf->oldFrameTime)
lf->backlerp = 0;
else
lf->backlerp = 1.0 -
(float)(dp_realtime -
lf->oldFrameTime) /
(lf->frameTime - lf->oldFrameTime);
}