mirror of
https://github.com/knightfox75/nds_nflib.git
synced 2025-06-19 01:05:34 -04:00
114 lines
2.0 KiB
C
114 lines
2.0 KiB
C
/*
|
|
-------------------------------------------------
|
|
|
|
NightFox's Lib Template
|
|
Ejemplo basico de BackBuffer en 16bits (modo BITMAP)
|
|
|
|
Requiere DevkitARM
|
|
Requiere NightFox's Lib
|
|
|
|
Codigo por NightFox
|
|
http://www.nightfoxandco.com
|
|
Inicio 10 de Octubre del 2009
|
|
|
|
(c)2009 - 2011 NightFox & Co.
|
|
|
|
-------------------------------------------------
|
|
*/
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
-------------------------------------------------
|
|
Includes
|
|
-------------------------------------------------
|
|
*/
|
|
|
|
// Includes C
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <unistd.h>
|
|
|
|
// Includes propietarios NDS
|
|
#include <nds.h>
|
|
|
|
// Includes librerias propias
|
|
#include <nf_lib.h>
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
-------------------------------------------------
|
|
Main() - Bloque general del programa
|
|
-------------------------------------------------
|
|
*/
|
|
|
|
int main(int argc, char **argv) {
|
|
|
|
// Inicializa el motor 2D en modo BITMAP
|
|
NF_Set2D(0, 5); // Modo 2D_5 en ambas pantallas
|
|
NF_Set2D(1, 5);
|
|
|
|
// Inicializa los fondos en modo "BITMAP"
|
|
NF_InitBitmapBgSys(0, 1);
|
|
NF_InitBitmapBgSys(1, 1);
|
|
|
|
// Inicializa el BackBuffer de 16 bits en ambas pantallas
|
|
// Usalo solo una vez antes de habilitarlo
|
|
NF_Init16bitsBackBuffer(0);
|
|
NF_Init16bitsBackBuffer(1);
|
|
|
|
// Habilita el backbuffer de ambas pantallas
|
|
NF_Enable16bitsBackBuffer(0);
|
|
NF_Enable16bitsBackBuffer(1);
|
|
|
|
|
|
// Variables RGB
|
|
u8 r = 0;
|
|
u8 g = 0;
|
|
u8 b = 0;
|
|
// Calcula el valor RGB
|
|
u16 rgb = 0;
|
|
// Otras
|
|
s16 x = 0;
|
|
s16 y = 0;
|
|
|
|
while (1) {
|
|
|
|
// Rellena el buffer
|
|
for (y = 0; y < 256; y ++) {
|
|
for (x = 0; x < 256; x ++) {
|
|
// Calcula el nuevo color
|
|
r ++;
|
|
if (r > 31) {
|
|
r = 0;
|
|
g ++;
|
|
if (g > 16) {
|
|
g = 0;
|
|
}
|
|
}
|
|
b = ((y << 5) >> 8);
|
|
// Calcula el valor RGB (Alpha + RGB555)
|
|
rgb = ((r)|((g) << 5)|((b) << 10)|(BIT(15)));
|
|
// Escribelos en el buffer
|
|
NF_16BITS_BACKBUFFER[0][((y << 8) + x)] = rgb;
|
|
NF_16BITS_BACKBUFFER[1][((x << 8) + y)] = rgb;
|
|
}
|
|
}
|
|
|
|
// Copia el contenido del Backbuffer a la VRAM
|
|
NF_Flip16bitsBackBuffer(0);
|
|
NF_Flip16bitsBackBuffer(1);
|
|
|
|
swiWaitForVBlank();
|
|
|
|
}
|
|
|
|
return 0;
|
|
|
|
}
|