devkitPro

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#include <nds.h>
#include <stdio.h>
#include <nds/arm9/background.h>

#include "cirno_bin.h"
 
typedef struct
{
	char signature[2];
	unsigned int fileSize;
	unsigned int reserved;
	unsigned int offset;
}__attribute__ ((packed)) BmpHeader;
 
typedef struct
{
	unsigned int headerSize;
	unsigned int width;
	unsigned int height;
	unsigned short planeCount;
	unsigned short bitDepth;
	unsigned int compression;
	unsigned int compressedImageSize;
	unsigned int horizontalResolution;
	unsigned int verticalResolution;
	unsigned int numColors;
	unsigned int importantColors;
	
}__attribute__ ((packed)) BmpImageInfo;

typedef struct
{
	unsigned char blue;
	unsigned char green;
	unsigned char red;
	unsigned char reserved;
}__attribute__ ((packed)) Rgb;
 
typedef struct
{
	BmpHeader header;
	BmpImageInfo info;
	Rgb colors[256];
	unsigned short image[1];
}__attribute__ ((packed)) BmpFile;

//---------------------------------------------------------------------------------
int main(void) {
//---------------------------------------------------------------------------------
	
	int iy,ix,i;
	
	BmpFile* bmp = (BmpFile*)cirno_bin;
	
	consoleDemoInit();
	
	//printf("%c%c\n", bmp->header.signature[0], bmp->header.signature[1]);
	//printf("bit depth: %i\n", bmp->info.bitDepth);
	//printf("width:     %i\n", bmp->info.width);
	//printf("height:    %i\n", bmp->info.height);
	
	//copy the palette	
	for(i = 0; i < 256; i++)
	{
		Background_palette[i] = RGB15(bmp->colors[i].red >> 3, bmp->colors[i].green >> 3, bmp->colors[i].blue >> 3);
	}
	//copy the image
	for(iy = 0; iy < bmp->info.height; iy++)
	{
		for(ix = 0; ix < bmp->info.width / 2; ix++)
			video_buffer[iy * 128 + ix] = bmp->image[(bmp->info.height - 1 - iy) * ((bmp->info.width + 3) & ~3) / 2  + ix];
	}

	
	while(1){
		swiWaitForVBlank();
	}
 
	return 0;
}

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#include <nds.h>
#include <maxmod9.h>
#include <stdio.h>

#include "soundbank.h"
#include "soundbank_bin.h"
#include "backgroundBottom.h"
#include "backgroundTop.h"
#include "reimu.h"

int main() {

	int x = 0,y = 0;
	
	 vramSetMainBanks(VRAM_A_MAIN_BG_0x06000000,
                     VRAM_B_MAIN_BG_0x06020000,
                     VRAM_C_SUB_BG_0x06200000,
                     VRAM_D_LCD);

    vramSetBankE(VRAM_E_MAIN_SPRITE);

	
	videoSetMode(MODE_5_2D | DISPLAY_BG3_ACTIVE); //sub bg 0 will be used to print text
	videoSetModeSub(MODE_5_2D | DISPLAY_BG3_ACTIVE); 

	
	bgInit(3, BgType_Bmp16, BgSize_B16_256x256, 0,0);
	bgInitSub(3, BgType_Bmp16, BgSize_B16_256x256, 0,0);
	
	decompress(backgroundTopBitmap, BG_GFX,  LZ77Vram);
	decompress(backgroundBottomBitmap, BG_GFX_SUB,  LZ77Vram);
	
	//consoleDemoInit();

	mmInitDefaultMem((mm_addr)soundbank_bin);
	
	// load the module
	mmLoad( MOD_BGM1 );

	// Start playing module
	mmStart( MOD_BGM1, MM_PLAY_LOOP );
	
	oamInit(&oamSub, SpriteMapping_Bmp_1D_128, false); //initialize the oam
	u16* gfx = oamAllocateGfx(&oamSub, SpriteSize_64x64,SpriteColorFormat_256Color);//make room for the sprite
	dmaCopy(reimuTiles,gfx, reimuTilesLen);//copy the sprite
	dmaCopy(reimuPal, SPRITE_PALETTE, reimuPalLen); //copy the sprites palette oamEnable(&oamMain);
	oamSet(&oamSub,0,x,y,0,0,SpriteSize_64x64,SpriteColorFormat_256Color,gfx,0,false,false,false,false,false);

	while(1){
		oamUpdate(&oamSub);
		swiWaitForVBlank();
	}
}

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oamInit(&oamMain, SpriteMapping_Bmp_1D_128, false); //initialize the oam
u16* gfx = oamAllocateGfx(&oamMain, SpriteSize_64x64,SpriteColorFormat_256Color);//make room for the sprite
dmaCopy(reimuTiles,gfx, reimuTilesLen);//copy the sprite
dmaCopy(reimuPal, SPRITE_PALETTE, reimuPalLen); //copy the sprites palette oamEnable(&oamMain);
oamSet(&oamMain,0,x,y,0,0,SpriteSize_64x64,SpriteColorFormat_256Color,gfx,0,false,false,false,false,false);

............

oamUpdate(&oamMain);

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oamInit(&oamMain, SpriteMapping_Bmp_1D_128, false); //initialize the oam
	u16* gfx = oamAllocateGfx(&oamMain, SpriteSize_64x64,SpriteColorFormat_256Color);//make room for the sprite
	dmaCopy(reimuTiles,gfx, reimuTilesLen);//copy the sprite
	dmaCopy(reimuPal, SPRITE_PALETTE, reimuPalLen); //copy the sprites palette oamEnable(&oamMain);

	oamSet(&oamMain,0,x,y,0,0,SpriteSize_64x64,SpriteColorFormat_256Color,gfx,0,false,false,false,false,false);

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scanKeys();
		int held = keysHeld();
		if(held & KEY_LEFT){
			if(x >= 2){
				x -= 2;
			}
		}
		else if(held & KEY_RIGHT){
			if(x + 29 <= SCREEN_WIDTH){
				x += 2;
			}
		}
		else if(held & KEY_DOWN){
			if(y + 47 <= SCREEN_HEIGHT){
				y += 2;
			}
		}
		else if(held & KEY_UP){
			if(y >= 2){
				y -= 2;
			}
		}

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oamInit(&oamMain, SpriteMapping_Bmp_1D_128, false); //initialize the oam

dmaCopy(reimuTiles,&SPRITE_GFX[0], reimuTilesLen);//copy the sprite
dmaCopy(reimuPal, SPRITE_PALETTE, reimuPalLen); //copy the sprites palette 
	
dmaCopy(danmakuReimuTiles,&SPRITE_GFX[1], danmakuReimuTilesLen);//copy the sprite
dmaCopy(danmakuReimuPal, SPRITE_PALETTE, danmakuReimuPalLen); //copy the sprites palette 

oamSet(&oamMain,0,x,y,0,0,SpriteSize_64x64,SpriteColorFormat_256Color,&SPRITE_GFX[0],0,false,false,false,false,false);
oamSet(&oamMain,1,x + 64,y + 64,0,0,SpriteSize_64x64,SpriteColorFormat_256Color,&SPRITE_GFX[1],0,false,false,false,false,false); 

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vramSetBankF(VRAM_F_LCD);
	
for(i = 0;i < 256; i++){
	VRAM_F_EXT_SPR_PALETTE[0][i] = reimuPal[i];// want to copy the palette but doesnt work because it expects rgb15 value
	VRAM_F_EXT_SPR_PALETTE[1][i] = danmakuReimuPal[i];//and I dont know how to convert it
}
	
vramSetBankF(VRAM_F_SPRITE_EXT_PALETTE);

....

oamSet(...,1,SpriteSize_16x16,SpriteColorFormat_256Color,...);// the one should be the palette index VRAM_F_EXT_SPR_PALETTE[1]

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dmaCopy(danmakuReimuPal,VRAM_F_EXT_SPR_PALETTE[1],danmakuReimuPalLen);
....
oamSet(&oamMain,1,danmaku.x,danmaku.y,0,1,SpriteSize_16x16,SpriteColorFormat_256Color,danmaku.sprite_gfx_mem,0,false,false,false,false,false);

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for(i = 0;i < 256; i++){
		VRAM_F_EXT_SPR_PALETTE[0][i] = reimuPal[i];
		VRAM_F_EXT_SPR_PALETTE[1][i] = danmakuReimuPal[i];
}
//No need for it :D