void BlenderSync::sync_camera_motion(BL::RenderSettings& b_render,
BL::Object& b_ob,
int width, int height,
float motion_time)
{
if(!b_ob)
return;
Camera *cam = scene->camera;
BL::Array<float, 16> b_ob_matrix;
b_engine.camera_model_matrix(b_ob, b_ob_matrix);
Transform tfm = get_transform(b_ob_matrix);
tfm = blender_camera_matrix(tfm, cam->type, cam->panorama_type);
if(tfm != cam->matrix) {
VLOG(1) << "Camera " << b_ob.name() << " motion detected.";
if(motion_time == -1.0f) {
cam->motion.pre = tfm;
cam->use_motion = true;
}
else if(motion_time == 1.0f) {
cam->motion.post = tfm;
cam->use_motion = true;
}
}
if(cam->type == CAMERA_PERSPECTIVE) {
BlenderCamera bcam;
float aspectratio, sensor_size;
blender_camera_init(&bcam, b_render);
blender_camera_from_object(&bcam, b_engine, b_ob);
blender_camera_viewplane(&bcam,
width, height,
NULL,
&aspectratio,
&sensor_size);
/* TODO(sergey): De-duplicate calculation with camera sync. */
float fov = 2.0f * atanf((0.5f * sensor_size) / bcam.lens / aspectratio);
if(fov != cam->fov) {
VLOG(1) << "Camera " << b_ob.name() << " FOV change detected.";
if(motion_time == -1.0f) {
cam->fov_pre = fov;
cam->use_perspective_motion = true;
}
else if(motion_time == 1.0f) {
cam->fov_post = fov;
cam->use_perspective_motion = true;
}
}
}
}
void BlenderSync::sync_camera_motion(BL::Object b_ob, int motion)
{
Camera *cam = scene->camera;
Transform tfm = get_transform(b_ob.matrix_world());
tfm = blender_camera_matrix(tfm, cam->type);
if(tfm != cam->matrix) {
if(motion == -1)
cam->motion.pre = tfm;
else
cam->motion.post = tfm;
cam->use_motion = true;
}
}
void BlenderSync::sync_camera_motion(BL::Object b_ob, float motion_time)
{
Camera *cam = scene->camera;
BL::Array<float, 16> b_ob_matrix;
b_engine.camera_model_matrix(b_ob, b_ob_matrix);
Transform tfm = get_transform(b_ob_matrix);
tfm = blender_camera_matrix(tfm, cam->type);
if(tfm != cam->matrix) {
VLOG(1) << "Camera " << b_ob.name() << " motion detected.";
if(motion_time == -1.0f) {
cam->motion.pre = tfm;
cam->use_motion = true;
}
else if(motion_time == 1.0f) {
cam->motion.post = tfm;
cam->use_motion = true;
}
}
}
static void blender_camera_sync(Camera *cam, BlenderCamera *bcam, int width, int height)
{
/* copy camera to compare later */
Camera prevcam = *cam;
float aspectratio, sensor_size;
/* viewplane */
blender_camera_viewplane(bcam, width, height,
&cam->viewplane, &aspectratio, &sensor_size);
/* panorama sensor */
if(bcam->type == CAMERA_PANORAMA && bcam->panorama_type == PANORAMA_FISHEYE_EQUISOLID) {
float fit_xratio = (float)bcam->full_width*bcam->pixelaspect.x;
float fit_yratio = (float)bcam->full_height*bcam->pixelaspect.y;
bool horizontal_fit;
float sensor_size;
if(bcam->sensor_fit == BlenderCamera::AUTO) {
horizontal_fit = (fit_xratio > fit_yratio);
sensor_size = bcam->sensor_width;
}
else if(bcam->sensor_fit == BlenderCamera::HORIZONTAL) {
horizontal_fit = true;
sensor_size = bcam->sensor_width;
}
else { /* vertical */
horizontal_fit = false;
sensor_size = bcam->sensor_height;
}
if(horizontal_fit) {
cam->sensorwidth = sensor_size;
cam->sensorheight = sensor_size * fit_yratio / fit_xratio;
}
else {
cam->sensorwidth = sensor_size * fit_xratio / fit_yratio;
cam->sensorheight = sensor_size;
}
}
/* clipping distances */
cam->nearclip = bcam->nearclip;
cam->farclip = bcam->farclip;
/* type */
cam->type = bcam->type;
/* panorama */
cam->panorama_type = bcam->panorama_type;
cam->fisheye_fov = bcam->fisheye_fov;
cam->fisheye_lens = bcam->fisheye_lens;
cam->latitude_min = bcam->latitude_min;
cam->latitude_max = bcam->latitude_max;
cam->longitude_min = bcam->longitude_min;
cam->longitude_max = bcam->longitude_max;
/* anamorphic lens bokeh */
cam->aperture_ratio = bcam->aperture_ratio;
/* perspective */
cam->fov = 2.0f * atanf((0.5f * sensor_size) / bcam->lens / aspectratio);
cam->focaldistance = bcam->focaldistance;
cam->aperturesize = bcam->aperturesize;
cam->blades = bcam->apertureblades;
cam->bladesrotation = bcam->aperturerotation;
/* transform */
cam->matrix = blender_camera_matrix(bcam->matrix,
bcam->type,
bcam->panorama_type);
cam->motion.pre = cam->matrix;
cam->motion.post = cam->matrix;
cam->use_motion = false;
cam->use_perspective_motion = false;
cam->shuttertime = bcam->shuttertime;
cam->fov_pre = cam->fov;
cam->fov_post = cam->fov;
cam->motion_position = bcam->motion_position;
cam->rolling_shutter_type = bcam->rolling_shutter_type;
cam->rolling_shutter_duration = bcam->rolling_shutter_duration;
memcpy(cam->shutter_curve, bcam->shutter_curve, sizeof(cam->shutter_curve));
/* border */
cam->border = bcam->border;
cam->viewport_camera_border = bcam->viewport_camera_border;
/* set update flag */
if(cam->modified(prevcam))
cam->tag_update();
}
