void CVT::display_GPU(void)
{
vor_GPU();
move_sites_GPU();
iteration++;
glutSwapBuffers();
}
void CVT::compute_weighted_cvt_GPU(cv::Mat & img, std::vector<cv::Point2d> & sites)
{
//inint
int site_size = sites.size();
cells.resize(site_size);
for (int i = 0; i < site_size; i++)
{
cells[i].site = sites[i];
}
float max_dist_moved = FLT_MAX;
vor_GPU(img);
}
void CVT::compute_weighted_cvt_GPU(cv::Mat & img, std::vector<cv::Point2d> & sites)
{
//inint
int site_size = sites.size();
cells.resize(site_size);
for (int i = 0; i < site_size; i++)
{
cells[i].site = sites[i];
}
float max_dist_moved = FLT_MAX;
int width = img.size().width;
int height = img.size().height;
glutInitDisplayMode(GLUT_SINGLE | GLUT_RGBA | GLUT_DEPTH);
glutInitWindowSize(width, height);
glutInitWindowPosition(180, 100);
glutCreateWindow("CVT");
glEnable(GL_DEPTH_TEST);
glViewport(0, 0, width, height);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glOrtho(0, width, 0, height, -1, 0);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
pixels = new unsigned char[4 * img.size().width*img.size().height]; //4를 곱하는 이유, 한 픽셀에 rgb,알파
int iteration = 0;
do
{
vor_GPU(img); //compute voronoi
max_dist_moved = move_sites(img);
if (debug) std::cout << "[" << iteration << "] max dist moved = " << max_dist_moved << std::endl;
iteration++;
} while (max_dist_moved>max_site_displacement && iteration < this->iteration_limit);
delete[] pixels;
glClearColor(1.0f, 1.0f, 1.0f, 1.0f);//CVT construnctor에 들어가야
////glutMainLoop에 들어가면 계속 그림을 그리느라 바빠서 stipple을 못그린다.
//glutMainLoop();
if (debug) cv::waitKey();
}
void CVT::compute_weighted_cvt_GPU(cv::Mat & img, std::vector<cv::Point2d> & sites)
{
//inint
int site_size = sites.size();
cells.resize(site_size);
for (int i = 0; i < site_size; i++)
{
cells[i].site = sites[i];
}
float max_dist_moved = FLT_MAX;
int iteration = 0;
do
{
vor_GPU(img); //compute voronoi
max_dist_moved = move_sites(img);
if (debug) std::cout << "[" << iteration << "] max dist moved = " << max_dist_moved << std::endl;
iteration++;
} while (max_dist_moved>max_site_displacement && iteration < this->iteration_limit);
if (debug) cv::waitKey();
}
