Differential D5254 Diff 16411 source/blender/blenkernel/intern/subdiv_ccg.c

Changeset View

Standalone View

source/blender/blenkernel/intern/subdiv_ccg.c

	Show First 20 Lines • Show All 956 Lines • ▼ Show 20 Lines
	static void subdiv_ccg_average_inner_face_grids(SubdivCCG *subdiv_ccg,			static void subdiv_ccg_average_inner_face_grids(SubdivCCG *subdiv_ccg,
	CCGKey *key,			CCGKey *key,
	SubdivCCGFace *face)			SubdivCCGFace *face)
	{			{
	CCGElem **grids = subdiv_ccg->grids;			CCGElem **grids = subdiv_ccg->grids;
	const int num_face_grids = face->num_grids;			const int num_face_grids = face->num_grids;
	const int grid_size = subdiv_ccg->grid_size;			const int grid_size = subdiv_ccg->grid_size;
	CCGElem *prev_grid = grids[face->start_grid_index + num_face_grids - 1];			CCGElem *prev_grid = grids[face->start_grid_index + num_face_grids - 1];
				/* Average boundary between neighbor grid. */
	for (int corner = 0; corner < num_face_grids; corner++) {			for (int corner = 0; corner < num_face_grids; corner++) {
	CCGElem *grid = grids[face->start_grid_index + corner];			CCGElem *grid = grids[face->start_grid_index + corner];
	for (int i = 0; i < grid_size; i++) {			for (int i = 1; i < grid_size; i++) {
	CCGElem *prev_grid_element = CCG_grid_elem(key, prev_grid, i, 0);			CCGElem *prev_grid_element = CCG_grid_elem(key, prev_grid, i, 0);
	CCGElem *grid_element = CCG_grid_elem(key, grid, 0, i);			CCGElem *grid_element = CCG_grid_elem(key, grid, 0, i);
	average_grid_element(subdiv_ccg, key, prev_grid_element, grid_element);			average_grid_element(subdiv_ccg, key, prev_grid_element, grid_element);
	}			}
	prev_grid = grid;			prev_grid = grid;
	}			}
				/* Average all grids centers into a single accumulator, and share it.
				* Guarantees corrent and smooth averaging in the center. */
				GridElementAccumulator center_accumulator;
				element_accumulator_init(&center_accumulator);
				for (int corner = 0; corner < num_face_grids; corner++) {
				CCGElem *grid = grids[face->start_grid_index + corner];
				CCGElem *grid_center_element = CCG_grid_elem(key, grid, 0, 0);
				element_accumulator_add(&center_accumulator, subdiv_ccg, key, grid_center_element);
				}
				element_accumulator_mul_fl(&center_accumulator, 1.0f / (float)num_face_grids);
				for (int corner = 0; corner < num_face_grids; corner++) {
				CCGElem *grid = grids[face->start_grid_index + corner];
				CCGElem *grid_center_element = CCG_grid_elem(key, grid, 0, 0);
				element_accumulator_copy(subdiv_ccg, key, grid_center_element, &center_accumulator);
				}
	}			}

	static void subdiv_ccg_average_inner_grids_task(void *__restrict userdata_v,			static void subdiv_ccg_average_inner_grids_task(void *__restrict userdata_v,
	const int face_index,			const int face_index,
	const ParallelRangeTLS *__restrict UNUSED(tls_v))			const ParallelRangeTLS *__restrict UNUSED(tls_v))
	{			{
	AverageInnerGridsData *data = userdata_v;			AverageInnerGridsData *data = userdata_v;
	SubdivCCG *subdiv_ccg = data->subdiv_ccg;			SubdivCCG *subdiv_ccg = data->subdiv_ccg;
	▲ Show 20 Lines • Show All 229 Lines • Show Last 20 Lines