midx

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[Original] greedy Snake game with C ++ (tc3.0)-(3)

Class game {// The most critical game classPublic:Void mainbody ();Void gameinitialize ();Void mapobstacle (obstacle ob [], int X );Void graphicend ();Void keywaiting ();Bool continue ();Void pressanykey ();};Void game: gameinitialize (){Screenlayout P;Supercol brush;Int midx, midy, I;P. graphicstart ();P. errordetect ();Midx = getmaxx ()/2; midy = getmaxy ()/2;Brush. bar2 (

Load and initialize methods for NSObject

, let's look at some of the source code that Apple is opening up. From this we may be able to understand why load and initialize and invocation are some of the features.Where load is called in a load_images function in the OBJC library, the header information in the binary image file is taken out, the class definition information in each module is parsed and read, the class and category of the Load method are recorded, and finally the call is uniformly executed.The Prepare_load_methods function

C language library function (G-type letters)

*/Getch ();Closegraph ();Return 0;}Function Name: getfillsettingsFunction: obtains information about the current fill mode and fill color.Usage: void far getfillsettings (struct fillsettingstype far * fillinfo );Program example:# Include # Include # Include # Include /The names of the fill styles supported */Char * fname [] = {"EMPTY_FILL ","SOLID_FILL ","LINE_FILL ","LTSLASH_FILL ","SLASH_FILL ","BKSLASH_FILL ","LTBKSLASH_FILL ","HATCH_FILL ","XHATCH_FILL ","INTERLEAVE_FILL ","WIDE_DOT_FILL ",

C language library function Daquan (letter B) --- instructions for use)

C language library function Daquan (letter B) --- instructions for use (conversion) -- Linux general technology-Linux programming and kernel information, the following is read details. Function Name: bar Function: Draw a two-dimensional bar chart Usage: void far bar (int left, int top, int right, int bottom ); Program example: # Include # Include # Include # Include Int main (void) { /* Request auto detection */ Int gdriver = DETECT, gmode, errorcode;

C language Function Encyclopedia (beginning of B)

Function Name: Bar Function: Draw a two-dimensional bar chart Usage: void far bar (int left, int. top, int right, int bottom); program Example: #include #include #include #include int main(void) { /* request auto detection */ int gdriver = DETECT, gmode, errorcode; int midx, midy, i; /* initialize graphics and local variables */ initgraph(gdriver, gmode, ""); /* read result of initialization */ errorcode = graphresult(); if (errorcode != grOk) /*

Ultraviolet A 11192 Fast Matrix Operations

]. area;} inline Void Segtree: Pushdown (){ If (){ For ( Int I = 0 ; I 4 ; I ++ ) To (son [I], to); = 0 ;} If (ADD ){ For ( Int I = 0 ; I 4 ; I ++ ) Add (son [I], add); add = 0 ;} Inline Void Segtree: Update () {min = Inf, max =-INF, sum = 0 ; For ( Int I = 0 ; I 4 ; I ++ ) {Sum + = St [son [I]. sum; min = STD: min (Min, St [son [I]. min); max = STD: max (max, St [son [I]. max );}} Void Build ( Int Cur, Int X1, Int X2, Int Y1, Int Y2 ){ Int

C language function finishing Daquan two (C-D)

buf [11] = "0123456789 ";/* Create text file containing 10 bytes */Handle = open ("DUMMY. FIL", O_CREAT );Write (handle, buf, strlen (buf ));/* Truncate the file to 5 bytes in size */Chsize (handle, 5 );/* Close the file */Close (handle );Return 0;}Function Name: circleFunction: draws a circle at the center of the given radius (x, y ).Usage: void far circle (int x, int y, int radius );Program example:# Include# Include# Include# IncludeInt main (void){/* Request auto detection */Int gdriver = D

iWebOffice2004 invoke VBA script interpretation and translation

Open the document, initialize the settings based on user rights (EditType) function ondocumentopened (vfilename,vobject) { var mprotect,mtools,mtrack,mprint,mshow; Gfilename=vfilename; Get global filename Gobject=vobject; Get Global Object Set traces and protection status if (WebForm. weboffice.edittype== "0") { Mprotect=true; Mtools=false; Mtrack=false; Mprint=false; Mshow=true; }else if (WebForm. weboffice.edittype== "1") { Mprotect=false; Mtools=false; Mtrack=false; Mprint=false; Mshow=false;

"Js-xlsx and File-saver plug-in" front-end HTML table export data to Excel table Add table header row

Based on the previous essay, the new requirement needs to be re-exported to the table above with a row header row1 functionparse_dom_table_addtitle (table, _opts, title) {2 varopts = _opts | | {};3 varOSS = Opts.defaultcellstyle | | {};/*cell style*/4 if(Dense! =NULL) Opts.dense =dense;5 varWS = Opts.dense? ([]) : ({});6 varrows = Table.getelementsbytagname (' tr ');7 varSheetrows = math.min (opts.sheetrows | | 10000000, rows.length);8 varR

C language function finishing Daquan three (F-G)

Function Name: ecvtFunction: converts a floating point number to a string.Usage: char ecvt (double value, int ndigit, int * decpt, int * sign );Program example:# Include# Include# IncludeInt main (void){Char * string;Double value;Int dec, sign;Int ndig = 10;Clrscr ();Values = 9.876;String = ecvt (value, ndig, dec, sign );Printf ("string = % s dec = % dSign = % d ", string, dec, sign );Value =-123.45;Ndig = 15;String = ecvt (value, ndig, dec, sign );Printf ("string = % s dec = % d sign = % d

Processing Electronic Compass calibration (take MPU9250 as an example)

Using the processing software, through the Arduino input electronic compass data, through the PC side calibration, the program is as follows:Import processing.serial.*; Serial MyPort; arraylist//x Line (Midx-100,midy,midz,midx+100,midy,midz);   Y Line (Midx,midy+100,midz,midx,midy-100,midz); Z Line (

C language function finishing Daquan four (H-O)

(void){Int value = 64;Int port = 0;Outportb (port, value );Printf ("Value % d sent to port number % d", value, port );Return 0;}Function Name: outtextFunction: display a string in the view areaUsage: void far outtext (char far * textstring );Program example:# Include# Include# Include# IncludeInt main (void){/* Request auto detection */Int gdriver = DETECT, gmode, errorcode;Int midx, midy;/* Initialize graphics and local variables */Initgraph ( gdriv

Use quarz2d to draw a progress bar

:( float) _ progress {_ progress = min (max (0, _ progress), 1 ); if (_ progress = progress) return; Progress = _ progress; [self setneedsdisplay];}-(void) drawrect :( cgrect) rect {[self drawrect: rect borderradius: 8. borderwidth: 2. barradius: 5. barinset: 3.];} -(void) drawrect :( cgrect) rect borderradius :( cgfloat) rad borderwidth :( cgfloat) thickness barradius :( cgfloat) barradius barinset :( cgfloat) barinset {// draw the outside rectangle of custom progressviewcgcontextref context =

Pure JavaScript Implementation HTML5 Canvas Six kinds of effects filter examples _javascript tips

= Tempcanvasdata.data[bidx + 2]-tempcanvasdata.data[aidx + 2] + 128; NR = (Nr ng = (ng NB = (NB Assign new pixel value Canvasdata.data[idx + 0] = nr; Red Channel Canvasdata.data[idx + 1] = ng; Green Channel Canvasdata.data[idx + 2] = NB; Blue Channel Canvasdata.data[idx + 3] = 255; Alpha Channel } } }, /** * Mirror Reflect * * @param context * @param canvasdata */ Mirrorprocess:function (context, Canvasdata) { Console.log ("Canvas filter-process"); var tempcanvasdata = this.c

Java array Sorting, two-point lookup

public static void Main (string[] args) {Int[] A = {5, 1, 10, 3, 8, 0};for (int i = 0; i System.out.println (Selectionsort (a) [i]);}System.out.println ("-------------------------");for (int i = 0; i System.out.println (Bubblesort (a) [i]);}System.out.println ("-------------------------");Int[] B = {1, 6, 7, 8};System.out.println (Bianrysearch (b, 6));}Select Sort (Ascending)private static int[] Selectionsort (int[] arr) {if (arr! = null) {for (int i = 0; i for (int j = i + 1; j if (Arr[i] > Arr

Example of six special filter effects for HTML5 Canvas implemented using pure JavaScript

){Console. log ("Canvas Filter-process ");Var tempCanvasData = this. copyImageData (context, canvasData );For (var x = 0; x {For (var y = 0; y {// Index of the pixel in the arrayVar idx = (x + y * tempCanvasData. width) * 4;Var midx = (tempCanvasData. width-1)-x) + y * tempCanvasData. width) * 4;// Assign new pixel valueCanvasData. data [midx + 0] = tempCanvasData. data [idx + 0]; // Red channelCanvasData.

Lintcode-search 2D Matrix II

(arraylistintTargetintX1,intY1,intX2,inty2) { - if(x2return0; - + if(X1==x2 y1==y2) - if(Matrix.get (x1). Get (y1) ==target)return1; + Else return0; A at intMidx = (x1+x2)/2; - intMidy = (y1+y2)/2; - intMidval =Matrix.get (MIDX). get (Midy); - intres = 0; - - if(midval==target) { in //We have a to search all of the four sub matrix. -res++; toRes + = Search

Implement the EasyTouch control of IOS-like AssistiveTouch

java. util. timer; import java. util. timerTask; import com. bumblebee. remindeasy. r; import android. content. context; import android. graphics. color; import android. graphics. drawable. bitmapDrawable; import android. OS. handler; import android. OS. message; import android. view. gravity; import android. view. layoutInflater; import android. view. motionEvent; import android. view. View; import android. view. windowManager; import android. view. windowManager. layoutParams; import android.

[poj1113&poj1696] convex hull roll wrapping algorithm and Graham scanning method applied each case

,len:longint; ans:extended; a:array[-1.. Maxn]of Point; dis:array[-1.. Maxn]of Int64; stack:array[-1.. Maxn]of point;function Getdis (a,b:point): Int64;begin exit (SQR ( a.x-b.x) +sqr (a.y-b.y)); End;function Cross (p0,p1,p2:point): Int64;begin exit ((p1.x-p0.x) * (P2.Y-P0.Y)-(p2.x-p0.x) * (p1.y-p0.y)); End;procedure qsort (l,r:longint);varI,j,mid:longint; Midy:int64; Midx:point;begin I:=l;j:=r;mid:=random (r-l+1)+L; MIDX:=a[mid];midy

Solving the nearest two points in the plane n points by divide-and-conquer method

,l.count); Call Bubble Sort } The nearest pair algorithm for the area of center d of the left and right margin void Middle (const List l,closenode cnode,int mid,double midx) { int i,j; Indicates the left side of the midline, the right point Double d=sqrt (cnode.space); I=mid; while (i>=0l.data[i].x>= (midx-d))//in the D area on the left { J=mid; while (l.data[++j].x { if (l.data[j].y Continue Double space

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