Differential D16893 Diff 59310 source/blender/nodes/geometry/nodes/node_geo_mesh_primitive_circle.cc

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source/blender/nodes/geometry/nodes/node_geo_mesh_primitive_circle.cc

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	circle_edge_total(fill_type, verts_num),			circle_edge_total(fill_type, verts_num),
	0,			0,
	circle_corner_total(fill_type, verts_num),			circle_corner_total(fill_type, verts_num),
	circle_face_total(fill_type, verts_num));			circle_face_total(fill_type, verts_num));
	BKE_id_material_eval_ensure_default_slot(&mesh->id);			BKE_id_material_eval_ensure_default_slot(&mesh->id);
	MutableSpan<float3> positions = mesh->vert_positions_for_write();			MutableSpan<float3> positions = mesh->vert_positions_for_write();
	MutableSpan<MEdge> edges = mesh->edges_for_write();			MutableSpan<MEdge> edges = mesh->edges_for_write();
	MutableSpan<MPoly> polys = mesh->polys_for_write();			MutableSpan<MPoly> polys = mesh->polys_for_write();
	MutableSpan<MLoop> loops = mesh->loops_for_write();			MutableSpan<int> corner_verts = mesh->corner_verts_for_write();
				MutableSpan<int> corner_edges = mesh->corner_edges_for_write();

	/* Assign vertex coordinates. */			/* Assign vertex coordinates. */
	const float angle_delta = 2.0f * (M_PI / float(verts_num));			const float angle_delta = 2.0f * (M_PI / float(verts_num));
	for (const int i : IndexRange(verts_num)) {			for (const int i : IndexRange(verts_num)) {
	const float angle = i * angle_delta;			const float angle = i * angle_delta;
	positions[i] = float3(std::cos(angle) * radius, std::sin(angle) * radius, 0.0f);			positions[i] = float3(std::cos(angle) * radius, std::sin(angle) * radius, 0.0f);
	}			}
	if (fill_type == GEO_NODE_MESH_CIRCLE_FILL_TRIANGLE_FAN) {			if (fill_type == GEO_NODE_MESH_CIRCLE_FILL_TRIANGLE_FAN) {
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	edge.flag = ME_EDGEDRAW;			edge.flag = ME_EDGEDRAW;
	}			}
	}			}

	/* Create corners and faces. */			/* Create corners and faces. */
	if (fill_type == GEO_NODE_MESH_CIRCLE_FILL_NGON) {			if (fill_type == GEO_NODE_MESH_CIRCLE_FILL_NGON) {
	MPoly &poly = polys[0];			MPoly &poly = polys[0];
	poly.loopstart = 0;			poly.loopstart = 0;
	poly.totloop = loops.size();			poly.totloop = corner_verts.size();

	for (const int i : IndexRange(verts_num)) {			std::iota(corner_verts.begin(), corner_verts.end(), 0);
	MLoop &loop = loops[i];			std::iota(corner_edges.begin(), corner_edges.end(), 0);
	loop.e = i;
	loop.v = i;
	}
	}			}
	else if (fill_type == GEO_NODE_MESH_CIRCLE_FILL_TRIANGLE_FAN) {			else if (fill_type == GEO_NODE_MESH_CIRCLE_FILL_TRIANGLE_FAN) {
	for (const int i : IndexRange(verts_num)) {			for (const int i : IndexRange(verts_num)) {
	MPoly &poly = polys[i];			MPoly &poly = polys[i];
	poly.loopstart = 3 * i;			poly.loopstart = 3 * i;
	poly.totloop = 3;			poly.totloop = 3;

	MLoop &loop_a = loops[3 * i];			corner_verts[3 * i] = i;
	loop_a.e = i;			corner_edges[3 * i] = i;
	loop_a.v = i;
	MLoop &loop_b = loops[3 * i + 1];			corner_verts[3 * i + 1] = (i + 1) % verts_num;
	loop_b.e = verts_num + ((i + 1) % verts_num);			corner_edges[3 * i + 1] = verts_num + ((i + 1) % verts_num);
	loop_b.v = (i + 1) % verts_num;
	MLoop &loop_c = loops[3 * i + 2];			corner_verts[3 * i + 2] = verts_num;
	loop_c.e = verts_num + i;			corner_edges[3 * i + 2] = verts_num + i;
	loop_c.v = verts_num;
	}			}
	}			}

	return mesh;			return mesh;
	}			}

	static void node_geo_exec(GeoNodeExecParams params)			static void node_geo_exec(GeoNodeExecParams params)
	{			{
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