2008 T050092

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1 T C++ cpp devkitpro( )msys( ) nds NO$GBA microsd ( )

2 2008 T050092

3 ARM msys devkitpro NO$GBA M3REAL VIDEO VRAM i i videosetmode i VRAM Bank ii vi demo.cpp vi sky.cpp vi apple.cpp vii game.cpp ix i

4 : 2 ARM CPU nds WindowsXP 1

5 Professional Version 2002 Service Pack ARM CPU ARM( ) ARM ARM Acorn RISC Machine ARM 32bit CPU ARM ARM 10 ARM7 ARM9 ipod ARM 2.2 msys devkitpro ARM ARM devkitpro[5] devkitpro devkitpro Windows MSYS(Minimal SYStem)[4] Cygwin devkitpro MSYS C++ cpp nds devkitpro devkitppc devkitpsp 2.3 NO$GBA M3REAL nds ( ) R4 Revolution for DS 2

6 M3REAL[6] 2 microsd nds microsd microsd microsd M3REAL Web microsd microsd 2GB 2: M3REAL microsd M3REAL R4 Revolution for DS microsd nds NO$GBA[7] ( ) gba gba no$gba-w NO$GBA.EXE nds 3

7 2.4 devkitpro sample Makefile source filename.c filename.cpp Makefile make nds nds Makefile NO$GBA microsd nds M3REAL devkitpro/examples/graphics/2d/ hello_word hello 3 3: hello word.nds C++ nds 4

8 nds demo.cpp (.h ) [ 1] #include <nds.h> [ 2] #include <stdio.h> 2 stdio.h C printf 1 nds.h nds devkitpro nds C:/devkitPro/nds nds.h VIDEO nds videosetmode videosetmode 1 [ 6] videosetmode(0); [ 7] videosetmodesub(mode_0_2d DISPLAY_BG0_ACTIVE); 6 videosetmode (0) 7 videosetmodesub 1 text Mode 0 BG VRAM VRAM VRAM Video Random Access Memory RAM(Random Access Memory) [9] 5

9 [ 8] vramsetbankc(vram_c_sub_bg); [ 9] SUB_BG0_CR = BG_MAP_BASE(31); VRAM Bank C [11] BG_PALETTE_SUB[255] = RGB15(31,31,31); BG PALETTE SUB RGB15 15bit RGB 5bit RGB15(31, 31, 31) [13] consoleinitdefault((u16*)screen_base_block_sub(31), (u16*)char_base_block_sub(0), 16); [17] touchposition touchxy = touchreadxy(); [18] printf(" x1b[10;0h"); [19] printf("touch x = %d \n", touchxy.px); [20] printf("touch y = %d \n", touchxy.py); 17 touchposition TouchXY touchxy.px x touchxy.py y printf 3.2 png.o.h devkitpro grit grit GBA Raster Image Transmogrifier 6 5: skyimg.png

10 4: demo.nds Raster Image Windows Adobe Photoshop 5 256px 192px sky Makefile source sky.cpp data skyimg.png skyimg.grit skyimg.png sky.png grit 7

11 /* skyimg.grit */ [ 1] # disable alpha and set opaque bit for all pixels [ 2] -gt! [ 3] [ 4] # 16 bit bitmap [ 5] -gb16 [ 6] [ 7] # bitmap format [ 8] -gb skyimg.png 16 Makefile grit png sky.cpp grit [ 2] #include "skyimg.h" skyimg.h #define skyimgbitmaplen extern const unsigned int skyimgbitmap[24576]; int skyimgbitmap [ 4] void skyimg(){ [ 5] for(int i=0;i<256*192;i++){ [ 6] ((u16*)bg_bmp_ram(0))[i] = ((u16*)skyimgbitmap)[i] BIT(15); [ 7] } [ 8] } for [11] videosetmode(mode_5_2d DISPLAY_BG3_ACTIVE); [12] videosetmodesub(0); [13] vramsetmainbanka(vram_a_main_bg_0x ); 8

videosetmode 1 MODE5 BG3 ACTIVE Extended Extended vramsetmainbank 2 0x0600000000 VRAM [15] BG3_CR=BG_BMP16_256x256 BG_BMP_BASE(0); [16] BG3_YDX = 0; [17]

12 videosetmode 1 MODE5 BG3 ACTIVE Extended Extended vramsetmainbank 2 0x VRAM [15] BG3_CR=BG_BMP16_256x256 BG_BMP_BASE(0); [16] BG3_YDX = 0; [17] BG3_XDX = 1 << 8; [18] BG3_XDY = 0; [19] BG3_YDY = 1 << 8; [20] BG3_CX = 0; [21] BG3_CY = 0; grit 16px 15 BG BMP BASE(0) 32 BASE BASE : sky.nds 9

3.3 3.3.1 7 7: 9: appleimg.png 8: treeimg.png 3.3.2 [ 8] [ 9] Photoshop sky.

13 : 9: appleimg.png 8: treeimg.png [ 8] [ 9] Photoshop sky.png 256px 192px 32px 32px 32px 64px 10

14 apple Makefile source apple.cpp data appleimg.png appleimg.grit treeimg.png treeimg.grit sky grit appleimg.png grit /* appleimg.grit */ [ 1] # disable alpha and set opaque bit for all pixels [ 2] #-gt! [ 3] [ 4] # 16 bit bitmap [ 5] -gb8 [ 6] [ 7] # bitmap format [ 8] -gt [ 9] [10] # transparent white [11] -gtff00ff grit transparent white RGB FF00FF(16 ) [??] grit #define appleimgtileslen 2048 extern const unsigned int appleimgtiles[512]; #define appleimgpallen 512 extern const unsigned short appleimgpal[256]; grit appleimgtiles appleimgpal 11

15 6.2.3 apple.cpp [ 11] SpriteEntry sprites[128]; [ 12] pspriterotation spriterotations=(pspriterotation)sprites; [ 13] void copysprites(void){ [ 14] swicopy(appleimgpal, SPRITE_PALETTE, 256); [ 15] swicopy(appleimgtiles, SPRITE_GFX, 32*32*12/2); [ 16] } OAM(Object Attribute Memory) [ 17] void initsprites(void){ [ 18] for(int i=0; i<128; i++){ [ 19] sprites[i].attribute[0] = ATTR0_DISABLED; [ 10] sprites[i].attribute[1] = 0; [ 21] sprites[i].attribute[2] = 0; [ 22] sprites[i].attribute[3] = 0; [ 23] } [ 24] } OAM OAM initsprites [ 25] void updateoam(void){ [ 26] DC_FlushRange(sprites, 128*sizeof(SpriteEntry)); [ 27] dmacopy(sprites, OAM, 128*sizeof(SpriteEntry)); [ 28] } updateoam OAM 27 OAM 0X OAM SUB 12

16 [ 30] enum apple{red=0, YELLOW=32}; [ 31] typedef struct tapplecolor{ [ 32] int x, y, px, py, tilenumber; [ 33] bool visible; [ 34] }AppleColor; [ 35] AppleColor applecolor[20]; [ 36] AppleColor* applefield[10][10]; AppleColor OAM AppleColor OAM AppleColor (x y) (px py) (tilenumber) (visible) 20 applecolor(oam sprites ) 20 applefield

17 [ 37] void initializeapplefield(){ [ 38] int i, j; [ 39] for(i=0;i<10;i++){ [ 40] for(j=0;j<10;j++){ [ 41] applefield[i][j]=null; [ 42] } [ 43] } [ 44] applecolor[0].visible=false; [ 45] for(i=0;i<10;i++){ [ 46] AppleColor apple; [ 47] apple.visible=true; [ 48] apple.x=i+1; [ 49] apple.px=i*24; [ 50] [ 51] apple.tilenumber=red; [ 52] apple.y=1; [ 53] apple.py=0; [ 54] applecolor[i+1]=apple; [ 55] applefield[apple.x][apple.y]=&applecolor[i+1]; [ 56] [ 57] apple.tilenumber=yellow; [ 58] apple.y=2; [ 59] apple.py=1*24; [ 60] applecolor[i+10+1]=apple; [ 61] applefield[apple.x][apple.y]=&applecolor[i+10+1]; [ 62] } [ 63] } initializeapplefield applefield y=1 y= applecolor 1 14

18 [ 65] void updateapplecoloroam(){ [ 66] for(int i=0;i<33;i++){ [ 67] AppleColor apple=applecolor[i]; [ 68] if(apple.visible){ [ 69] sprites[i].attribute[0]=attr0_color_256 OBJ_Y(apple.py); [ 70] sprites[i].attribute[1]=attr1_size_32 OBJ_X(apple.px); [ 71] sprites[i].attribute[2]=apple.tilenumber; [ 72] } [ 73] else sprites[i].attribute[0]=attr0_disabled; [ 74] } [ 75] updateoam(); [ 76] } initializeapplefield() OAM [ 80] videosetmode(mode_5_2d DISPLAY_BG3_ACTIVE DISPLAY_SPR_ACTIVE DISPLAY_SPR_1D_LAYOUT); [ 81] videosetmodesub(mode_0_2d DISPLAY_BG0_ACTIVE); [ 82] vramsetmainbanks(vram_a_main_bg_0x , VRAM_B_MAIN_SPRITE_0x , VRAM_C_LCD, VRAM_D_LCD); sky.cpp videossetmode Extended ACTIVE VRAM VRAM vramsetmainbanks A D VRAM VRAM A ( ) VRAM B VRAM C VRAM D [ 92] treeimg(); [ 93] initsprites(); [ 94] copysprites(); [ 95] initializeapplefield(); [ 96] updateapplecoloroam(); 15

[??] 10: apple.nds 3.4 10 100-100 15 game Makefile source game.

19 [??] 10: apple.nds game Makefile source game.cpp data appleimg.png appleimg.grit treeimg.png treeimg.grit 16

20 apple.cpp game.cpp [ 3] #include <stdlib.h> [ 4] #include <time.h> stdlib.h time.h rand time C++ [ 8] int hours, seconds, minutes, count=0, yellow=0, point=0; [ 9] time t unixtime = time(null); hours seconds minutes 9 count yellow point [ 11] int timecount(){ [ 12] unixtime = time(null); [ 13] struct tm* timestruct=gmtime((const time_t *)&unixtime); [ 14] hours=timestruct->tm hour; [ 15] minutes=timestruct->tm min; [ 16] seconds=timestruct->tm sec; [ 17] return hours*3600+minutes*60+seconds; [ 18] } [ 40] typedef struct tapplecolor{ [ 41] int x, y, px, py, tilenumber, timestart, timeend, time; [ 42] bool visible,red; [ 43] }AppleColor; AppleColor timestart timeend time 17

21 [ 53] void initializeapplefield(){ [ 97] } [ 98] [ 99] void initializeapplefieldstart(){ [114] initializeapplefield(); [115] } initializeapplefield apple.cpp initializeapplefieldstart initializeapplefield 46 fieldcheck C++ [132] bool kagocheck(int x, int y){ [133] if(x>=8&&x<=10&&y>=4&&y<=10){ [134] return true; [135] } [136] else{ [137] return false; [138] } [139] } true false applemove 18

22 [141] void applemove(applecolor* apple, int x, int y) { [142] if(apple->red){ [143] point=point+100; [144] } [145] else{ [146] point=point-100; [147] yellow--; [148] } [149] applefield[apple->x][apple->y] = NULL; [150] apple->visible=false; [151] count--; [152] } point [154] void applecheck(applecolor* apple){ [155] int time=0, start=0, end=0; [156] if(apple->visible){ [157] end=timecount(); [158] start=apple->timestart; [159] time=end-start; [160] apple->timeend=end; [161] apple->time=time; [162] if(time>=3){ [163] apple->visible=false; [164] apple->timestart=0; [165] apple->timeend=0; [166] apple->time=0; [167] count--; [168] if(!(apple->red)){ [169] yellow--; [170] } [171] } [172] } [173] } 3 timecount timestart 3 19

23 count yellow main [182] poweron(power_all_2d); [183] irqinit(); [184] irqset(irq_vblank, 0); [186] videosetmode(mode_5_2d DISPLAY_BG3_ACTIVE DISPLAY_SPR_ACTIVE DISPLAY_SPR_1D_LAYOUT); [187] videosetmodesub(mode_0_2d DISPLAY_BG0_ACTIVE); [188] vramsetmainbanks(vram_a_main_bg_0x , VRAM_B_MAIN_SPRITE_0x , VRAM_C_SUB_BG, VRAM_D_LCD); [189] lcdmainonbottom(); VRAM A B C D [210] bool isdrag=false; [211] struct Position{ [212] int x, y; [213] } dragposition; [214] dragposition.x=0; [215] dragposition.y=0; AppleColor 20

24 [217] while(1){ [218] te=timecount(); [219] totaltime=te-ts; [220] printf("\x1b[10;0h"); [221] printf(" %i:%i:%i\n", hours, minutes, seconds); [222] printf(" time %5d second\n", totaltime); [223] printf(" point %5d\n", point); [224] if(totaltime>=15){ [225] break; [226] } 15 while break [228] scankeys(); [229] if(!isdrag){ [230] if(keysdown()&key_touch){ [231] for(i=0;i<100;i++){ [232] AppleColor apple=applecolor[i]; [233] if(apple.visible&&(apple.px<=t.px)&&(t.px<=apple.px+24) &&(apple.py<=t.py)&&(t.py<=apple.py+24)){ [234] isdrag=true; [235] applecolor[0]=apple; [236] target=i; [237] applecolor[i].visible=false; [238] dragposition.x=t.px; [239] dragposition.y=t.py; [240] break; [241] } [242] } [243] } [244] } 211 Position 0 21

25 [245] else { [246] AppleColor* apple=&applecolor[target]; [247] if(keysup()&key_touch){ [248] isdrag=false; [249] applecolor[0].visible=false; [250] apple->visible=true; [251] x=(applecolor[0].px+12)/24+1; [252] y=(applecolor[0].py+12)/24+1; [253] if(kagocheck(x, y)){ [254] applemove(apple, x, y); [255] } [256] } KagoCheck applemove [266] if(count<8){ [267] initializeapplefield(); [268] } 7 [269] swiwaitforvblank(); [270] updateapplecoloroam(); [271] } 11 4 updateapplecoloroam 6 [272] consoleinitdefault((u16*)screen_base_block_sub(31), (u16*)char_base_block_sub(0),16); [273] printf("\x1b[10;0h"); [274] printf(" Total Point %5d\n", point); [275] printf("\n\n\n game over\n"); while 22

26 11: game.nds CPU ARM nds.h game.cpp time 23

27 5 [1] [2] ARM -Wikipedia [3] [4] MinGW [5] devkitpro [6] M3REAL [7] NO$GBA [8] NDS/Tutorias Day-Scence Day 3 [9] VRAM - Wikipedia 24

28 videosetmode Main 2D Engine Mode BG0 BG1 BG2 BG3 Mode 0 Text/3D Text Text Text Mode 1 Text/3D Text Text Rotation Mode 2 Text/3D Text Rotation Rotation Mode 3 Text/3D Text Text Extended Mode 4 Text/3D Text Rotation Extended Mode 5 Text/3D Text Extended Extended Mode 6 3D - Large Bitmap - Frame Buffer Direct VRAM display as a bitmap Sub 2D Engine Mode BG0 BG1 BG2 BG3 Mode 0 Text Text Text Text Mode 1 Text Text Text Rotation Mode 2 Text Text Rotation Rotation Mode 3 Text Text Text Extended Mode 4 Text Text Rotation Extended Mode 5 Text Text Extended Extended 1: videosetmode[8] i

29 6.1.2 VRAM Bank Where they can be mapped VRAM Bank A (VRAM A) 128KB libnds Defines 0x (Unmapped) VRAM A LCD (unmapped) 0x (3D texture slot 0) VRAM A TEXTURE (maps to slot 0) 0x (3D texture slot 1) VRAM A TEXTURE SLOT0 0x (3D texture slot 2) VRAM A TEXTURE SLOT1 0x (3D texture slot 3) VRAM A TEXTURE SLOT1 VRAM A TEXTURE SLOT3 0x (Main Background) 0x (Main Background) VRAM A MAIN BG (maps to 0x ) 0x (Main Background) VRAM A MAIN BG 0x x (Main Background) VRAM A MAIN BG 0x VRAM A MAIN BG 0x x (Main Sprite Graphics) VRAM A MAIN BG 0x x (Main Sprite Graphics) VRAM A MAIN SPRITE (maps to 0x ) VRAM A MAIN SPRITE 0x VRAM A MAIN SPRITE 0x : VRAM Bank A[8] ii

30 Where they can be mapped VRAM Bank B (VRAM B) 128KB libnds Defines 0x (Unmapped) VRAM B LCD (unmapped) 0x (3D texture slot 0) VRAM B TEXTURE (maps to slot 0) 0x (3D texture slot 1) VRAM B TEXTURE SLOT0 0x (3D texture slot 2) VRAM B TEXTURE SLOT1 0x (3D texture slot 3) VRAM B TEXTURE SLOT1 VRAM B TEXTURE SLOT3 0x (Main Background) 0x (Main Background) VRAM B MAIN BG (maps to 0x ) 0x (Main Background) VRAM B MAIN BG 0x x (Main Background) VRAM B MAIN BG 0x VRAM B MAIN BG 0x x (Main Sprite Graphics) VRAM B MAIN BG 0x x (Main Sprite Graphics) VRAM B MAIN SPRITE (maps to 0x ) VRAM B MAIN SPRITE 0x VRAM B MAIN SPRITE 0x : VRAM Bank B[8] iii

31 Where they can be mapped VRAM Bank C (VRAM C) 128KB libnds Defines 0x (Unmapped) VRAM C LCD (unmapped) 0x (3D texture slot 0) VRAM C TEXTURE (maps to slot 2) 0x (3D texture slot 1) VRAM C TEXTURE SLOT0 0x (3D texture slot 2) VRAM C TEXTURE SLOT1 0x (3D texture slot 3) VRAM C TEXTURE SLOT1 VRAM C TEXTURE SLOT3 0x (Main Background) 0x (Main Background) VRAM C MAIN BG (maps to 0x ) 0x (Main Background) VRAM C MAIN BG 0x x (Main Background) VRAM C MAIN BG 0x VRAM C MAIN BG 0x x (Sub Background) VRAM C MAIN BG 0x x (ARM7 work memory) VRAM C SUB BG (maps to 0x ) 0x (ARM7 work memory) VRAM C SUB BG 0x : VRAM Bank C[8] VRAM C ARM7 VRAM C ARM7 0x VRAM C ARM7 0x iv

32 Where they can be mapped VRAM Bank D (VRAM D) 128KB libnds Defines 0x (Unmapped) VRAM D LCD (unmapped) 0x (3D texture slot 0) VRAM D TEXTURE (maps to slot 0) 0x (3D texture slot 1) VRAM D TEXTURE SLOT0 0x (3D texture slot 2) VRAM D TEXTURE SLOT1 0x (3D texture slot 3) VRAM D TEXTURE SLOT1 VRAM D TEXTURE SLOT3 0x (Main Background) 0x (Main Background) VRAM D MAIN BG (maps to 0x ) 0x (Main Background) VRAM D MAIN BG 0x x (Main Background) VRAM D MAIN BG 0x VRAM D MAIN BG 0x x (Sub Sprite Graphics) VRAM D MAIN BG 0x x (ARM7 work memory) 0x (ARM7 work memory) VRAM D SUB SPRITE VRAM D ARM7 (maps to 0x ) VRAM D ARM7 0x VRAM D ARM7 0x : VRAM Bank D[8] v

33 demo.cpp /* demo.cpp */ [ 1] #include <nds.h> [ 2] #include <stdio.h> [ 3] [ 4] int main(void) [ 5] { [ 6] videosetmode(0); [ 7] videosetmodesub(mode_0_2d DISPLAY_BG0_ACTIVE); [ 8] vramsetbankc(vram_c_sub_bg); [ 9] SUB_BG0_CR = BG_MAP_BASE(31); [10] [11] BG_PALETTE_SUB[255] = RGB15(31,31,31); [12] [13] consoleinitdefault((u16*)screen_base_block_sub(31), (u16*)char_base_block_sub(0), 16); [14] [15] printf("\n\n\thello World!\n"); [16] while(1){ [17] touchposition touchxy = touchreadxy(); [18] printf("\ x1b[10;0h"); [19] printf("touch x = %d \n", touchxy.px); [20] printf("touch y = %d \n", touchxy.py); [21] } [22] return 0; [23] } sky.cpp /* sky.cpp */ [ 1] #include <nds.h> [ 2] #include "skyimg.h" [ 3] [ 4] void skyimg(){ [ 5] for(int i=0;i<256*192;i++){ [ 6] ((u16*)bg_bmp_ram(0))[i] = ((u16*)skyimgbitmap)[i] BIT(15); [ 7] } [ 8] } [ 9] vi

34 [10] int main(void){ [11] videosetmode(mode_5_2d DISPLAY_BG3_ACTIVE); [12] videosetmodesub(0); [13] vramsetmainbanka(vram_a_main_bg_0x ); [14] [15] BG3_CR=BG_BMP16_256x256 BG_BMP_BASE(0); [16] BG3_YDX = 0; [17] BG3_XDX = 1 << 8; [18] BG3_XDY = 0; [19] BG3_YDY = 1 << 8; [20] BG3_CX = 0; [21] BG3_CY = 0; [22] [23] skyimg(); [24] return 0; [25] } apple.cpp /* apple.cpp */ [ 1] #include <nds.h> [ 2] #include "appleimg.h" [ 3] #include "treeimg.h" [ 4] [ 5] void treeimg(){ [ 6] for(int i=0;i<256*192;i++){ [ 7] ((u16*)bg_bmp_ram(0))[i] = ((u16*)treeimgbitmap)[i] BIT(15); [ 8] } [ 9] } [ 10] [ 11] SpriteEntry sprites[128]; [ 12] pspriterotation spriterotations=(pspriterotation)sprites; [ 13] void copysprites(void){ [ 14] swicopy(appleimgpal, SPRITE_PALETTE, 256); [ 15] swicopy(appleimgtiles, SPRITE_GFX, 32*32*12/2); [ 16] } [ 17] void initsprites(void){ [ 18] for(int i=0; i<128; i++){ [ 19] sprites[i].attribute[0] = ATTR0_DISABLED; [ 10] sprites[i].attribute[1] = 0; [ 21] sprites[i].attribute[2] = 0; [ 22] sprites[i].attribute[3] = 0; vii

35 [ 23] } [ 24] } [ 25] void updateoam(void){ [ 26] DC_FlushRange(sprites, 128*sizeof(SpriteEntry)); [ 27] dmacopy(sprites, OAM, 128*sizeof(SpriteEntry)); [ 28] } [ 29] [ 30] enum apple{red=0, YELLOW=32}; [ 31] typedef struct tapplecolor{ [ 32] int x, y, px, py, tilenumber; [ 33] bool visible; [ 34] }AppleColor; [ 35] AppleColor applecolor[20]; [ 36] AppleColor* applefield[10][10]; [ 37] void initializeapplefield(){ [ 38] int i, j; [ 39] for(i=0;i<10;i++){ [ 40] for(j=0;j<10;j++){ [ 41] applefield[i][j]=null; [ 42] } [ 43] } [ 44] applecolor[0].visible=false; [ 45] for(i=0;i<10;i++){ [ 46] AppleColor apple; [ 47] apple.visible=true; [ 48] apple.x=i+1; [ 49] apple.px=i*24; [ 50] [ 51] apple.tilenumber=red; [ 52] apple.y=1; [ 53] apple.py=0; [ 54] applecolor[i+1]=apple; [ 55] applefield[apple.x][apple.y]=&applecolor[i+1]; [ 56] [ 57] apple.tilenumber=yellow; [ 58] apple.y=2; [ 59] apple.py=1*24; [ 60] applecolor[i+10+1]=apple; [ 61] applefield[apple.x][apple.y]=&applecolor[i+10+1]; [ 62] } [ 63] } viii

36 [ 64] [ 65] void updateapplecoloroam(){ [ 66] for(int i=0;i<33;i++){ [ 67] AppleColor apple=applecolor[i]; [ 68] if(apple.visible){ [ 69] sprites[i].attribute[0]=attr0_color_256 OBJ_Y(apple.py); [ 70] sprites[i].attribute[1]=attr1_size_32 OBJ_X(apple.px); [ 71] sprites[i].attribute[2]=apple.tilenumber; [ 72] } [ 73] else sprites[i].attribute[0]=attr0_disabled; [ 74] } [ 75] updateoam(); [ 76] } [ 77] [ 78] [ 79] int main(void){ [ 80] videosetmode(mode_5_2d DISPLAY_BG3_ACTIVE DISPLAY_SPR_ACTIVE DISPLAY_SPR_1D_LAYOUT); [ 81] videosetmodesub(mode_0_2d DISPLAY_BG0_ACTIVE); [ 82] vramsetmainbanks(vram_a_main_bg_0x , VRAM_B_MAIN_SPRITE_0x , VRAM_C_LCD, VRAM_D_LCD); [ 83] lcdmainonbottom(); [ 84] BG3_CR=BG_BMP16_256x256; [ 85] BG3_YDX = 0; [ 86] BG3_XDX = 1 << 8; [ 87] BG3_XDY = 0; [ 88] BG3_YDY = 1 << 8; [ 89] BG3_CX = 0; [ 90] BG3_CY = 0; [ 91] [ 92] treeimg(); [ 93] initsprites(); [ 94] copysprites(); [ 95] initializeapplefield(); [ 96] updateapplecoloroam(); [ 97] return 0; [ 98] } game.cpp /* game.cpp */ ix

37 [ 1] #include <stdio.h> [ 2] #include <nds.h> [ 3] #include <stdlib.h> [ 4] #include <time.h> [ 5] #include "treeimg.h" [ 6] #include "appleimg.h" [ 7] [ 8] int hours, seconds, minutes, count=0, yellow=0, point=0; [ 9] time_t unixtime = time(null); [ 10] [ 11] int timecount(){ [ 12] unixtime = time(null); [ 13] struct tm* timestruct=gmtime((const time_t *)&unixtime); [ 14] hours=timestruct->tm_hour; [ 15] minutes=timestruct->tm_min; [ 16] seconds=timestruct->tm_sec; [ 17] return hours*3600+minutes*60+seconds; [ 18] } [ 19] [ 20] SpriteEntry sprites[128]; [ 21] pspriterotation spriterotations=(pspriterotation)sprites; [ 22] void copysprites(void){ [ 23] swicopy(appleimgpal, SPRITE_PALETTE, 256); [ 24] swicopy(appleimgtiles, SPRITE_GFX, 32*32*12/2); [ 25] } [ 26] void initsprites(void) { [ 27] for(int i=0;i<128;i++) { [ 28] sprites[i].attribute[0]=attr0_disabled; [ 29] sprites[i].attribute[1]=0; [ 30] sprites[i].attribute[2]=0; [ 31] sprites[i].attribute[3]=0; [ 32] } [ 33] } [ 34] void updateoam(void) { [ 35] DC_FlushRange(sprites, 128*sizeof(SpriteEntry)); [ 36] dmacopy(sprites, OAM, 128*sizeof(SpriteEntry)); [ 37]} [ 38] [ 39] enum apple{red=0, YELLOW=32}; [ 40] typedef struct tapplecolor{ [ 41] int x, y, px, py, tilenumber, timestart, timeend, time; x

38 [ 42] bool visible,red; [ 43] }AppleColor; [ 44] AppleColor applecolor[100]; [ 45] AppleColor* applefield[10][10]; [ 46] bool fieldcheck(int x,int y){ [ 47] if((y==0&&x==3) (y==1&&x>=1&&x<=4) (y==2&&x>=1&&x<=5) (y>=3&&y<=4&&x<=5) (y>=5&&y<=6&&x>=1&&x<=4)){ [ 48] return true; [ 49] } [ 50] else return false; [ 51] } [ 52] [ 53] void initializeapplefield(){ [ 54] int i, j, n, m, color; [ 55] bool check; [ 56] srand((unsigned) time(null)); [ 57] while(1){ [ 58] n=rand()%10; [ 59] m=rand()%10; [ 60] if(n1==n&&n2==n){ [ 61] srand((unsigned) time(null)); [ 62] } [ 63] check=fieldcheck(n,m); [ 64] if(applefield[n*24][m*24]!=null){ [ 65] check=false; [ 66] } [ 67] AppleColor apple; [ 68] [ 69] if(check){ [ 70] apple.visible=true; [ 71] count++; [ 72] apple.timestart=timecount(); [ 73] apple.x=n+1; [ 74] apple.y=m+1; [ 75] apple.px=n*24; [ 76] apple.py=m*24; [ 77] color=rand()%5; [ 78] if(color==0&&yellow<3){ [ 79] apple.red=false; [ 80] apple.tilenumber=yellow; [ 81] yellow++; xi

39 [ 82] } [ 83] else{ [ 84] apple.red=true; [ 85] apple.tilenumber=red; [ 86] } [ 87] for(i=1;i<=10;i++){ [ 88] if(!(applecolor[i].visible)){ [ 89] break; [ 90] } [ 91] } [ 92] applecolor[i]=apple; [ 93] applefield[n*24][m*24]=&applecolor[i]; [ 94] } [ 95] if(count>=10) break; [ 96] } [ 97] } [ 98] [ 99] void initializeapplefieldstart(){ [100] int i, j, n, m, color; [101] bool check; [102] srand((unsigned) time(null)); [103] for(i=0;i<10;i++){ [104] for(j=0;j<10;j++){ [105] applefield[i][j]=null; [106] } [107] } [108] for(i=0;i<100;i++){ [109] applecolor[i].timestart=0; [110] applecolor[i].timeend=0; [111] applecolor[i].time=0; [112] applecolor[i].visible=false; [113] } [114] initializeapplefield(); [115] } [116] [117] void updateapplecoloroam(){ [118] for(int i=0;i<100;i++){ [119] AppleColor apple=applecolor[i]; [120] if(apple.visible) { [121] sprites[i].attribute[0]=attr0_color_256 OBJ_Y(apple.py); [122] sprites[i].attribute[1]=attr1_size_32 OBJ_X(apple.px); xii

40 [123] sprites[i].attribute[2]=apple.tilenumber; [124] } [125] else{ [126] sprites[i].attribute[0]=attr0_disabled; [127] } [128] } [129] updateoam(); [130] } [131] [132] bool kagocheck(int x, int y){ [133] if(x>=8&&x<=10&&y>=4&&y<=10){ [134] return true; [135] } [136] else{ [137] return false; [138] } [139] } [140] [141] void applemove(applecolor* apple, int x, int y) { [142] if(apple->red){ [143] point=point+100; [144] } [145] else{ [146] point=point-100; [147] yellow--; [148] } [149] applefield[apple->x][apple->y] = NULL; [150] apple->visible=false; [151] count--; [152] } [153] [154] void applecheck(applecolor* apple){ [155] int time=0, start=0, end=0; [156] if(apple->visible){ [157] end=timecount(); [158] start=apple->timestart; [159] time=end-start; [160] apple->timeend=end; [161] apple->time=time; [162] if(time>=3){ [163] apple->visible=false; xiii

41 [164] apple->timestart=0; [165] apple->timeend=0; [166] apple->time=0; [167] count--; [168] if(!(apple->red)){ [169] yellow--; [170] } [171] } [172] } [173] } [174] [175] void treeimg(){ [176] for(int i=0;i<256*192;i++){ [177] ((u16*)bg_bmp_ram(0))[i] = ((u16*)treeimgbitmap)[i] BIT(15); [178] } [179] } [180] [181] int main(void){ [182] poweron(power_all_2d); [183] irqinit(); [184] irqset(irq_vblank, 0); [185] [186] videosetmode(mode_5_2d DISPLAY_BG3_ACTIVE DISPLAY_SPR_ACTIVE DISPLAY_SPR_1D_LAYOUT); [187] videosetmodesub(mode_0_2d DISPLAY_BG0_ACTIVE); [188] vramsetmainbanks(vram_a_main_bg_0x , VRAM_B_MAIN_SPRITE_0x , VRAM_C_SUB_BG, VRAM_D_LCD); [189] lcdmainonbottom(); [190] SUB_BG0_CR = BG_MAP_BASE(31); [191] BG_PALETTE_SUB[255]=RGB15(31, 31, 31); [192] consoleinitdefault((u16*)screen_base_block_sub(31), (u16*)char_base_block_sub(0),16); [193] BG3_CR=BG_BMP16_256x256; [194] BG3_YDX=0; [195] BG3_XDX=1<<8; [196] BG3_XDY=0; [197] BG3_YDY=1<<8; [198] BG3_CX=0; [199] BG3_CY=0; [200] xiv

42 [201] treeimg(); [202] initsprites(); [203] copysprites(); [204] initializeapplefieldstart(); [205] updateapplecoloroam(); [206] [207] int x, y, i, j, target=0, totaltime=0, ts=0, te=0; [208] ts=timecount(); [209] [210] bool isdrag=false; [211] struct Position{ [212] int x, y; [213] } dragposition; [214] dragposition.x=0; [215] dragposition.y=0; [216] [217] while(1){ [218] te=timecount(); [219] totaltime=te-ts; [220] printf("\x1b[10;0h"); [221] printf(" %i:%i:%i\n", hours, minutes, seconds); [222] printf(" time %5d second\n", totaltime); [223] printf(" point %5d\n", point); [224] if(totaltime>=15){ [225] break; [226] } [227] touchposition t=touchreadxy(); [228] scankeys(); [229] if(!isdrag){ [230] if(keysdown()&key_touch){ [231] for(i=0;i<100;i++){ [232] AppleColor apple=applecolor[i]; [233] if(apple.visible&&(apple.px<=t.px)&&(t.px<=apple.px+24) &&(apple.py<=t.py)&&(t.py<=apple.py+24)){ [234] isdrag=true; [235] applecolor[0]=apple; [236] target=i; [237] applecolor[i].visible=false; [238] dragposition.x=t.px; [239] dragposition.y=t.py; [240] break; xv

43 [241] } [242] } [243] } [244] } [245] else { [246] AppleColor* apple=&applecolor[target]; [247] if(keysup()&key_touch){ [248] isdrag=false; [249] applecolor[0].visible=false; [250] apple->visible=true; [251] x=(applecolor[0].px+12)/24+1; [252] y=(applecolor[0].py+12)/24+1; [253] if(kagocheck(x, y)){ [254] applemove(apple, x, y); [255] } [256] } [257] else{ [258] applecolor[0].px=apple->px+t.px-dragposition.x; [259] applecolor[0].py=apple->py+t.py-dragposition.y; [260] } [261] } [262] for(i=1;i<100;i++){ [263] AppleColor* apple=&applecolor[i]; [264] applecheck(apple); [265] } [266] if(count<8){ [267] initializeapplefield(); [268] } [269] swiwaitforvblank(); [270] updateapplecoloroam(); [271] } [272] consoleinitdefault((u16*)screen_base_block_sub(31), (u16*)char_base_block_sub(0),16); [273] printf("\x1b[10;0h"); [274] printf(" Total Point %5d\n", point); [275] printf("\n\n\n game over\n"); [276] return 0; [277] } xvi

2008 DS T050049

DS T050049. PSP DS DS DS RPG DS OS Windows XP DevkiPro OS DS CPU ARM devkitarm MSYS MinGW MSYS MinGW Unix OS C++ C++ make nds nds DS DS micro SD Card nds DS DS DS nds C Java C++ nds nds DS 2008 DS T050049