How to draw backgrounds in sub screen
Posted: Wed Mar 23, 2011 12:29 am
I am an absolute beginner programming libnds.
How can I draw a picture on the subscreen?
Here is my code so far. It only shows a picture on the top screen.
How can I draw a picture on the subscreen?
Here is my code so far. It only shows a picture on the top screen.
Code: Select all
#include <nds.h>
#include <stdio.h>
#include "drunkenlogo.h"
#include "hey_typ.h"
int main(void)
{
// set the mode for 2 text layers and two extended background layers
videoSetMode(MODE_5_2D);
vramSetBankA(VRAM_A_MAIN_BG_0x06000000);
videoSetModeSub(MODE_5_2D);
vramSetBankC(VRAM_C_SUB_BG_0x06200000);
int bg3 = bgInit(3, BgType_Bmp8, BgSize_B8_256x256, 0,0);
dmaCopy(hey_typBitmap, bgGetGfxPtr(bg3), 256*256);
dmaCopy(hey_typPal, BG_PALETTE, 256*2);
int bg2 = bgInit(2, BgType_Bmp8, BgSize_B8_256x256, 0,0);
dmaCopy(drunkenlogoBitmap, bgGetGfxPtr(bg2), 256*256);
dmaCopy(drunkenlogoPal, BG_PALETTE, 256*2);
while(1)swiWaitForVBlank();
return 0;
}