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renderer : fix position interpolation when next point is a tp

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tomoron
2025-02-16 23:58:25 +01:00
parent 75045fd1da
commit 6fd4f70bf0
2 changed files with 38 additions and 15 deletions
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49
srcs/class/Renderer.cpp
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@ -6,7 +6,7 @@
/* By: ycontre <ycontre@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2025/01/22 16:34:53 by tomoron #+# #+# */
/* Updated: 2025/02/15 22:51:54 by tomoron ### ########.fr */
/* Updated: 2025/02/16 23:57:31 by tomoron ### ########.fr */
/* */
/* ************************************************************************** */
@ -501,13 +501,44 @@ glm::vec2 Renderer::bezierSphereInterpolate(glm::vec4 control, glm::vec2 from, g
return(from + glm::vec2(delta.x * t, delta.y * t));
}
t_pathPoint Renderer::createNextPoint(t_pathPoint from, t_pathPoint to)
{
t_pathPoint res;
res.pos = to.pos + (to.pos - from.pos);
res.dir = to.dir + (to.dir - from.dir);
res.time = to.time + (to.time - from.time);
return (res);
}
void Renderer::getInterpolationPoints(t_pathPoint &prev, t_pathPoint &from, t_pathPoint &to, t_pathPoint &next)
{
from = _path[_curPathIndex];
to = _path[_curPathIndex + 1];
if(!_curPathIndex)
prev = from;
else if (_curPathIndex && _path[_curPathIndex - 1].time == _path[_curPathIndex].time)
prev = createNextPoint(to, from);
else
prev = _path[_curPathIndex - 1];
if((size_t)_curPathIndex + 2 >= _path.size())
next = to;
else if ((size_t)_curPathIndex + 2 < _path.size() && _path[_curPathIndex + 2].time == _path[_curPathIndex + 1].time)
next = createNextPoint(from, to);
else
next = _path[_curPathIndex + 2];
}
void Renderer::makeMovement(float timeFromStart, float curSplitTimeReset)
{
t_pathPoint prev;
t_pathPoint from;
t_pathPoint to;
t_pathPoint prev;
t_pathPoint next;
float pathTime;
Camera *cam;
glm::vec3 pos;
@ -517,23 +548,13 @@ void Renderer::makeMovement(float timeFromStart, float curSplitTimeReset)
bool smallDistNext;
glm::vec4 bezierControl;
from = _path[_curPathIndex];
to = _path[_curPathIndex + 1];
if(_curPathIndex)
prev = _path[_curPathIndex - 1];
else
prev = from;
if((size_t)_curPathIndex + 2 < _path.size())
next = _path[_curPathIndex + 2];
else
next = to;
getInterpolationPoints(prev, from, to, next);
cam = _scene->getCamera();
pathTime = (to.time - from.time) * 60;
normalTime = 1 - ((pathTime - timeFromStart) / pathTime);
glm::vec3 points[4] = {prev.pos, from.pos, to.pos, next.pos};
pos = hermiteInterpolate(points, normalTime);
pos = hermiteInterpolate((glm::vec3 [4]){prev.pos, from.pos, to.pos, next.pos}, normalTime);
smallDistPrev = glm::distance((to.dir - from.dir) / glm::vec2(pathTime), (from.dir - prev.dir) / glm::vec2((from.time - prev.time) * 60)) < 40;
smallDistNext = glm::distance((to.dir - from.dir) / glm::vec2(pathTime), (next.dir - to.dir) / glm::vec2((next.time - to.time) * 60)) < 40;