Tag:Tile

  • Front end daily practice: hard practice CSS basic skills — the principle and drawing method of graphic auxiliary line

    Time:2021-6-25

    When drawing and layout with CSS, in addition to the browser development tools, we often need to draw some auxiliary lines for positioning and reference. Today, let’s take the grid line used in work No. 170 as an example to explain the principle and drawing method of auxiliary line in detail. In order to make […]

  • Tiling watermark with canvas

    Time:2021-6-16

    The effect of watermark tiling is as follows: From the diagram, we should do the following: The text is tiled in X and Y directions; The text is rotated at a certain angle; As the background, the watermark’s Z-index should be located at the bottom of the page, that is, it can’t cover the main […]

  • A sharing meeting of “unveiling the mystery of mapping”

    Time:2021-4-2

    A sharing meeting of “unveiling the mystery of mapping” Recorded my technology sharing in the group, students with the same needs can refer to it It takes about 70 minutes to share the whole process 1、 Why share front end related “map” knowledge (large screen display) many companies have corresponding large screen display systems, such […]

  • Facebook: high precision CPU real time face detector

    Time:2021-3-18

    Paper title: Facebook: a CPU real time factor detector with high accuracy Link to the paper:https://arxiv.org/pdf/1708.05234.pdf Year: 2017 Zhang et al Author setting: Institute of automation, Chinese Academy of Sciences, etc The official account number CVpython is released simultaneously. 1. What problems should the paper solve? In order to maintain high accuracy, it is necessary […]

  • Faceboxes: high precision CPU real time face detector

    Time:2020-12-10

    Paper with factor A Paper links: https://arxiv.org/pdf/1708.05… Year: 2017 Authors: Shifeng Zhang et al Author’s unit: Institute of automation, Chinese Academy of Sciences, etc The official account number CVpython is released simultaneously. 1. What problems should the paper solve? In order to maintain high precision, it is necessary to achieve real-time on CPU? It’s a […]

  • GIS vector slicing algorithm (Reprint)

    Time:2020-11-25

    Transferred from: https://www.giserdqy.com/database/postgresql/25838/ For large-scale vector data, due to the large number of types and wide range of data, loading and rendering will cause the platform to be stuck. Therefore, the quadtree index slicing of vector data can efficiently load the current region vector and improve the efficiency. The common vector data is ShapeFile, which […]

  • Background image tiling with cocos2d-x binding Lua

    Time:2020-11-10

    Usage context:First, create a panel in cocos studio as the background layer, in which you need to tile the pictures. The code is as follows:The notes indicate the wrong method I used, which should be noted. local panelPage1 = ccui.Helper:seekWidgetByName(uiNode, “Panel_page1”) local panelRepeatBg1 = ccui.Helper:seekWidgetByName(panelPage1, “Panel_repeat_bg”) –Note 1: don’t use plist method to specify the […]

  • A sharing meeting of front end “unveiling the mystery of mapping”

    Time:2020-10-31

    A sharing meeting of front end “unveiling the mystery of mapping” Record my technology sharing in the group, students with the same needs can refer to it The whole sharing time is about 70 minutes 1、 Why share front end related “map” knowledge (large screen display) many companies have corresponding large screen display systems, such […]

  • How to solve the migration problem of Baidu and Gaode map in leaflet

    Time:2020-10-3

    If you don’t say much, let’s go to the renderings first In the past, when I was doing projects, I often heard customers say, “where did you come from? It’s so ugly. Can you change it to Baidu map…” It’s OK with Gode In our daily life, we are basically used to using Baidu map […]

  • WMS service of IOS Gaode Map & mapbox map WMS service

    Time:2020-9-18

    Web map service (WMS) Web map service (WMS) uses data with geographic location information to make maps. Map is defined as the visual representation of geographic data. It can return the corresponding map according to the user’s request (including PNG, GIF, JPEG and other grid forms, or SVG and web CGM and other vector forms). […]

  • Watermark the image and tile it

    Time:2020-9-15

    Today, I met a demand. I added a watermark to the picture and tiled it. After collecting it on the Internet for a long time, I found that it was not reliable. I made one by myself. The effect has been achieved. I hope you can correct me if there is something wrong <img style=”display:none;”> […]

  • I haven’t eaten Oreo for a long time

    Time:2020-6-18

    Let’s take a look at two special effects first, and feel if there is any motivation for learning?        ========================================================================================================================== Core API: texture2d. SetPixel (int x, int y, color color), texture2d. Apply() Implementation principle: object pool Ideas: Before the first frame is drawn: traverse all the living Particle objects on the tile and […]