ProblemNxN lattice, stacked with 1x1x1 cubes, grid[i][j] represents the number of cubes stacked on a coordinate grid, and the three-view area is calculated.
Input: [[1,2],[3,4]]Output:17Explanation: See
IdeasFor the top view, as long as a lattice has a value, the area value is added 1.For a front view (facing the x-axis), for an X, the highest grid value in the y-axis direction, which indicates that the x follows the y-axis to see the area values seen in the past.For a side view (f
On a n * n grid, we place some 1 * 1 * 1 cubes is axis-aligned with the X, y, and Z axes.Each value V = grid[i][j] Represents a tower of v cubes placed on top of the grid cell (I, J).Now we view the projection of these cubes onto the XY, YZ, and ZX planes.A projection is a shadow, which maps our 3 dimensional figure to a 2 dimensional plane.Here, we is viewing the "shadow" when looking at the cubes from the top, the front, and the side.Return The total area of all three projections.Example 1:Inp
Haven't written a blog for a long time. In fact, there is nothing to write yourself ... The level is limited, eh .... The robot has recently been engaged in kinematics, so the depth vision is neglected here.
However, recently saw a previous article feel very interesting, so want to take out and share with you.
The title of the article is titled "Sliding Shapes for 3D object detection in Depth Images", whi
Game Performance Test: The performance of 3D performance of the video card is evaluated through the game simulation scene provided by Master Lu. Test results and recommendations are output after the test is completed. The following figure:
Your evaluation results are:
Your video card 3D game performance rating is: 125340 your hardware details
HT for Web list and drag-and-drop application of 3D topology components, ht Topology
Many visual editors have more or less drag functions, such as dragging a node from a List to a topology component for modeling, in addition, a thumbnail of the dragged node is attached to the mouse position during the drag and drop process, so we can achieve this drag effect toda
(); Node.s3 (NODE.P3 ( -30, 0), node.s (' All.color ', ' #87A6CB '), g3d.dm (). Add (node), node = new ht. Node (); node.s3 (0, NODE.P3); NODE.S (' All.color ', ' #87A6CB '); node.setelevation (); g3d.dm (). Add ( node); This is what you will find that there is no grid effect as shown in, and the viewing angle is not right, okay, just wait for me to add a few properties: G3d.seteye ( -100, +); G3d.setgridvisible (true); G3d.setgridcolor (lsquo; #F1F4F7 '); So it's just the same The ListView and
(data) { return ' Producticon ';};Here, and the effect is exactly the same ~ then we should create a 3D topology component, to see:It's easy to put two cubes in a 3D topology:var g3d = new Ht.graph3d.Graph3dView (); var node = new ht. Node (); Node.s3 (NODE.P3 ( -30, 0), node.s (' All.color ', ' #87A6CB '), g3d.dm (). Add (node), node = new ht. Node (); node.s3 (0, NODE.P3); NODE.S (' All.color ', ' #87
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