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rotate.c
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/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* rotate.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: sadamant <[email protected]> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2017/11/28 18:20:48 by sadamant #+# #+# */
/* Updated: 2017/11/28 18:20:49 by sadamant ### ########.fr */
/* */
/* ************************************************************************** */
#include "fdf.h"
void translate(t_session *env, int keycode)
{
int i;
int j;
int direction;
j = 0;
direction = (keycode == KEY_S || keycode == KEY_D) ? 1 : -1;
while (env->points[j])
{
i = 0;
while (env->points[j][i])
{
if (keycode == KEY_A || keycode == KEY_D)
env->points[j][i]->x += TRANSLATION * direction;
else
env->points[j][i]->y += TRANSLATION * direction;
i++;
}
j++;
}
}
void rotate_x(t_session *env, int keycode)
{
int i;
int j;
double y;
double z;
int direction;
j = 0;
direction = (keycode == KEY_UP) ? 1 : -1;
while (env->points[j])
{
i = 0;
while (env->points[j][i])
{
y = env->points[j][i]->y;
z = env->points[j][i]->z;
env->points[j][i]->y = (y * cos(ALPHA * direction)) - \
(z * sin(ALPHA * direction));
env->points[j][i]->z = (y * sin(ALPHA * direction)) + \
(z * cos(ALPHA * direction));
i++;
}
j++;
}
}
void rotate_y(t_session *env, int keycode)
{
int i;
int j;
double x;
double z;
int direction;
j = 0;
direction = (keycode == KEY_LEFT) ? 1 : -1;
while (env->points[j])
{
i = 0;
while (env->points[j][i])
{
x = env->points[j][i]->x;
z = env->points[j][i]->z;
env->points[j][i]->x = (z * sin(BETA * direction)) + \
(x * cos(BETA * direction));
env->points[j][i]->z = (z * cos(BETA * direction)) - \
(x * sin(BETA * direction));
i++;
}
j++;
}
}
void rotate_z(t_session *env, int keycode)
{
int i;
int j;
double x;
double y;
int direction;
j = 0;
direction = (keycode == KEY_FSLASH) ? 1 : -1;
while (env->points[j])
{
i = 0;
while (env->points[j][i])
{
x = env->points[j][i]->x;
y = env->points[j][i]->y;
env->points[j][i]->x = (x * cos(GAMMA * direction)) - \
(y * sin(GAMMA * direction));
env->points[j][i]->y = (x * sin(GAMMA * direction)) + \
(y * cos(GAMMA * direction));
i++;
}
j++;
}
}