Programming in Objective-C 2 0 edition phần 8 ppt

... variables point to the same lo- cation in memory. Making changes to the instance variables with a message such as [origin setX: 100 andY: 20 0] ; changes the x, y coordinate of the XYPoint object ... arrayWithObjects: [NSMutableString stringWithString: @”one”], [NSMutableString stringWithString: @”two”], [NSMutableString stringWithString: @”three”], nil ]; NSMutableArray *dataArray2; NSMu...

Ngày tải lên: 12/08/2014, 23:22

... GFX_AUTODETECT_WINDOWED #define WIDTH 6 40 #define HEIGHT 4 80 #define WHITE makecol (25 5 ,25 5 ,25 5) void main(void) { SAMPLE *samples[5]; int volume = 1 28 ; int pan = 1 28 ; int pitch = 100 0; int n; //initialize the ... y/mapblockheight); return blockdata->tl; } int main (void) { int mapxoff, mapyoff; int oldpy, oldpx; int facing = 0; int jump = JUMPIT; int n; allegro_init(); in...

Ngày tải lên: 12/08/2014, 19:20

... Reference David Beazley ISBN-13: 9 78 -0- 6 72- 3 28 62- 6 Programming in Objective-C Stephen G. Kochan ISBN-13: 9 78 -0- 321 -56615-7 PostgreSQL Korry Douglas ISBN-13: 9 78 -0- 6 72- 3 301 5-5 Developer’s Library books ... Development Luke Welling & Laura Thomson ISBN 9 78 -0- 6 72- 329 16-6 MySQL Paul DuBois ISBN-13: 9 78 -0- 6 72- 329 38- 8 Linux Kernel Development Robert Lo...

Ngày tải lên: 12/08/2014, 23:22

... Design 200 23 7 Basic Sprite Programming: Drawing Scaled, Flipped, Rotated, Pivoted, and Translucent Sprites chapter 8 I t is amazing to me that in the year 20 04 , we are still talking about, writing ... Requirements Space Invaders is targeted for Windows 32- bit machines with DirectX 8 .0 installed. Being such a low-end game, the basic requirements are minimal: ■ Pentium 20 0...

Ngày tải lên: 12/08/2014, 19:20

... 16 bits: w1 00 00 000 0 00 01 01 01 0x15 w2 00 00 000 0 00 00 1 100 & 0x0c ——————————————————————————————————— w3 00 00 000 0 00 00 0 100 0x04 Bitwise ANDing is frequently used for masking operations.That ... 100 produces -1 .00 000 0 -1 50 divided by 100 .0 produces -1. 500 000 (float) -1 50 divided by 100 produces -1. 500 000 Whenever a floating-point value is assigned...

Ngày tải lên: 12/08/2014, 23:22

... Output Rectangle w = 5, h = 8 Origin at ( 100 , 20 0) Area = 40, Perimeter = 26 Inside the main routine, you allocated and initialized a rectangle identified as myRect and a point called myPoint. Using the setX:andY: ... 50] ; NSLog (@”Origin at (%i, %i)”, myRect.origin.x, myRect.origin.y); [myRect release]; [myPoint release]; [pool drain]; return 0; } Program 8. 5 Output Origin at...

Ngày tải lên: 12/08/2014, 23:22

... 83 and 24 0 is %i”, gcd (83 , 24 0) ); [pool drain]; return 0; } Program 13.5 Output The gcd of 1 50 and 35 is 5 The gcd of 1 02 6 and 405 is 27 The gcd of 83 and 24 0 is 1 The function gcd is defined ... function finds the minimum integer value in an array containing a specified number of elements: // Function to find the minimum in an array int minimum (int values[], int...

Ngày tải lên: 12/08/2014, 23:22

... copied.” 2 ; char string2[ 50] ; copyString (string2, string1); NSLog (@”%s”, string2); copyString (string2, “So is this.”); NSLog (@”%s”, string2); [pool drain]; return 0; } Program 13.13 Output A string ... [[NSAutoreleasePool alloc] init]; NSString *str = @ Programming is fun”; NSLog (@”%@”, str); [pool drain]; return 0; } Program 15 .2 Output Programming is fun In the line NSS...

Ngày tải lên: 12/08/2014, 23:22