45 lines
1.2 KiB
C
45 lines
1.2 KiB
C
|
#include "transform.h"
|
||
|
#include <string.h>
|
||
|
|
||
|
struct mTransform MakeTransform(mfloat_t pos[3], mfloat_t rotation[4],
|
||
|
float scale)
|
||
|
{
|
||
|
struct mTransform newT;
|
||
|
memcpy(newT.position, pos, sizeof(*pos));
|
||
|
memcpy(newT.rotation, rotation, sizeof(*rotation));
|
||
|
newT.scale = scale;
|
||
|
return newT;
|
||
|
}
|
||
|
|
||
|
mfloat_t *trans_forward(mfloat_t * res,
|
||
|
const struct mTransform *const trans)
|
||
|
{
|
||
|
// YughLog(0, SDL_LOG_PRIORITY_WARN, "Rotation is %f", trans->rotation[0]);
|
||
|
return vec3_rotate_quat(res, FORWARD, trans->rotation);
|
||
|
}
|
||
|
|
||
|
mfloat_t *trans_back(mfloat_t * res, const struct mTransform *trans)
|
||
|
{
|
||
|
return vec3_rotate_quat(res, BACK, trans->rotation);
|
||
|
}
|
||
|
|
||
|
mfloat_t *trans_up(mfloat_t * res, const struct mTransform *trans)
|
||
|
{
|
||
|
return vec3_rotate_quat(res, UP, trans->rotation);
|
||
|
}
|
||
|
|
||
|
mfloat_t *trans_down(mfloat_t * res, const struct mTransform *trans)
|
||
|
{
|
||
|
return vec3_rotate_quat(res, DOWN, trans->rotation);
|
||
|
}
|
||
|
|
||
|
mfloat_t *trans_right(mfloat_t * res, const struct mTransform *trans)
|
||
|
{
|
||
|
return vec3_rotate_quat(res, RIGHT, trans->rotation);
|
||
|
}
|
||
|
|
||
|
mfloat_t *trans_left(mfloat_t * res, const struct mTransform *trans)
|
||
|
{
|
||
|
return vec3_rotate_quat(res, LEFT, trans->rotation);
|
||
|
}
|