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examples: Cleanup and translate 3dprites/alpha to English
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Antonio Niño Díaz
parent
a097eb3762
commit
25511c82dd
@ -1,172 +1,137 @@
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// SPDX-License-Identifier: CC0-1.0
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//
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// SPDX-FileContributor: NightFox & Co., 2009-2011
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//
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// Example of using transparency with 3D sprites.
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// http://www.nightfoxandco.com
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/*
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-------------------------------------------------
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NightFox's Lib Template
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Ejemplo de 3D Sprites
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Transparencias (Alpha Blending)
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Requiere DevkitARM
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Requiere NightFox's Lib
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Codigo por NightFox
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http://www.nightfoxandco.com
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Inicio 10 de Octubre del 2009
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-------------------------------------------------
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*/
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/*
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-------------------------------------------------
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Includes
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-------------------------------------------------
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*/
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// Includes C
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#include <stdio.h>
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#include <time.h>
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// Includes propietarios NDS
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#include <nds.h>
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#include <filesystem.h>
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// Includes librerias propias
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#include <nf_lib.h>
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#define MAXSPRITES 8
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int main(int argc, char **argv)
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{
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// Prepare a NitroFS initialization screen
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NF_Set2D(0, 0);
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NF_Set2D(1, 0);
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consoleDemoInit();
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printf("\n NitroFS init. Please wait.\n\n");
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printf(" Iniciando NitroFS,\n por favor, espere.\n\n");
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swiWaitForVBlank();
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/*
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-------------------------------------------------
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Main() - Bloque general del programa
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-------------------------------------------------
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*/
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// Initialize NitroFS and set it as the root folder of the filesystem
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nitroFSInit(NULL);
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NF_SetRootFolder("NITROFS");
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consoleClear();
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int main(int argc, char **argv) {
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// Initialize 3D engine in the top screen in mode 0
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NF_Set3D(1, 0);
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// Pantalla de espera inicializando NitroFS
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NF_Set2D(0, 0);
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NF_Set2D(1, 0);
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consoleDemoInit();
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printf("\n NitroFS init. Please wait.\n\n");
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printf(" Iniciando NitroFS,\n por favor, espere.\n\n");
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swiWaitForVBlank();
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// Initialize tiled backgrounds system
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NF_InitTiledBgBuffers(); // Initialize storage buffers
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NF_InitTiledBgSys(0); // Top screen
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// Define el ROOT e inicializa el sistema de archivos
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nitroFSInit(NULL);
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NF_SetRootFolder("NITROFS"); // Define la carpeta ROOT para usar NITROFS
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consoleClear();
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// Initialize 3D sprite system
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NF_InitSpriteBuffers(); // Initialize storage buffers
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NF_Init3dSpriteSys();
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// Inicializa el motor 3D
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NF_Set3D(1, 0); // Modo 3D_0 en la pantalla superior
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// Load background files from NitroFS
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NF_LoadTiledBg("bg/nature", "bg3", 256, 256);
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// Inicializa los fondos tileados
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NF_InitTiledBgBuffers(); // Inicializa los buffers para almacenar fondos
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NF_InitTiledBgSys(0); // Inicializa los fondos Tileados para la pantalla superior
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// Load sprite files from NitroFS
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NF_LoadSpriteGfx("sprite/blueball", 0, 64, 64);
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NF_LoadSpritePal("sprite/blueball", 0);
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// Inicializa los buffers de los Sprites
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NF_InitSpriteBuffers(); // Inicializa los buffers para almacenar sprites y paletas
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// Transfer the required sprites to VRAM
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NF_Vram3dSpriteGfx(0, 0, true);
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NF_Vram3dSpritePal(0, 0);
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// Inicializa el sistema de Sprites en 3D y OpenGL
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NF_Init3dSpriteSys();
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// Create background
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NF_CreateTiledBg(0, 3, "bg3");
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// Carga los fondos tileados
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NF_LoadTiledBg("bg/nature", "bg3", 256, 256);
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// Enable alpha blending between 3D sprites over 3D backgrounds
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REG_BLDCNT = BLEND_ALPHA | BLEND_SRC_BG0 | BLEND_DST_BG1 | BLEND_DST_BG2 | BLEND_DST_BG3;
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// Carga los graficos de los Sprites
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NF_LoadSpriteGfx("sprite/blueball", 0, 64, 64);
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NF_LoadSpritePal("sprite/blueball", 0);
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// Variables
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s16 x[MAXSPRITES];
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s16 y[MAXSPRITES];
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s16 ix = 4;
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s16 iy = 4;
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// Manda los graficos y paletas a la VRAM
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NF_Vram3dSpriteGfx(0, 0, true);
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NF_Vram3dSpritePal(0, 0);
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// Create sprites
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for (int n = 0; n < MAXSPRITES; n ++)
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{
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x[n] = 128 - 32;
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y[n] = 96 - 32;
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// Crea los fondos en ambas pantallas
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NF_CreateTiledBg(0, 3, "bg3");
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NF_Create3dSprite(n, 0, 0, x[n], y[n]);
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}
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// Habilita el ALPHA de los Sprites 3D sobre fondos 2D
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REG_BLDCNT = BLEND_ALPHA | BLEND_SRC_BG0 | (BLEND_DST_BG1 + BLEND_DST_BG2 + BLEND_DST_BG3);
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// Sort their priorites based on their IDs (lower IDs have higher priority)
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NF_Sort3dSprites();
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// Variables
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u16 n = 0;
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s16 x[MAXSPRITES];
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s16 y[MAXSPRITES];
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s16 ix = 4;
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s16 iy = 4;
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while (1)
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{
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// Read keys and touchscreen
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scanKeys();
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touchPosition touchscreen;
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touchRead(&touchscreen);
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u16 keys = keysHeld(); // Keys currently pressed
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// Inicializa las variables
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for (n = 0; n < MAXSPRITES; n ++) {
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x[n] = (128 - 32);
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y[n] = (96 - 32);
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// Crea los Sprites 3D
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NF_Create3dSprite(n, 0, 0, x[n], y[n]);
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}
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// Move sprites that follow the main one
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for (int n = MAXSPRITES - 1; n > 0; n --)
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{
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x[n] = x[n - 1];
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y[n] = y[n - 1];
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// Y ordenalos en la cola segun su ID (El mas bajo tiene prioridad)
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NF_Sort3dSprites();
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NF_Blend3dSprite(n, n + 1, 31 - (n << 2));
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NF_Move3dSprite(n, x[n], y[n]);
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}
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// Variable para la lectura del teclado
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u16 held = 0;
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// Move the main sprite
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if (keys & KEY_TOUCH)
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{
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x[0] = touchscreen.px - 32;
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y[0] = touchscreen.py - 32;
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// Variables para la lectura del touchpad
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touchPosition touchscreen;
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if (x[0] < 8)
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x[0] = 8;
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if (x[0] > 183)
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x[0] = 183;
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// Bucle (repite para siempre)
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while(1) {
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if (y[0] < 8)
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y[0] = 8;
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if (y[0] > 119)
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y[0] = 119;
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}
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else
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{
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x[0] += ix;
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if ((x[0] < 8) || (x[0] > 183))
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ix = -ix;
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// Lee el teclado
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scanKeys();
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held = keysHeld();
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y[0] += iy;
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if ((y[0] < 8) || (y[0] > 119))
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iy = -iy;
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}
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// Lee el TOUCHPAD via Libnds
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touchRead(&touchscreen);
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NF_Move3dSprite(0, x[0], y[0]);
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// Mueve todos los Sprites
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for (n = (MAXSPRITES - 1); n > 0; n --) {
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// Calcula la estela del movimiento
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x[n] = x[(n - 1)];
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y[n] = y[(n - 1)];
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// Calcula el blending
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NF_Blend3dSprite(n, (n + 1), (31 - (n << 2)));
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// Mueve el sprite
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NF_Move3dSprite(n, x[n], y[n]);
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}
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// Draw all 3D sprites
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NF_Draw3dSprites();
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// Mueve el Sprite principal
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if (held & KEY_TOUCH) {
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x[0] = (touchscreen.px - 32);
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y[0] = (touchscreen.py - 32);
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if (x[0] < 8) x[0] = 8;
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if (x[0] > 183) x[0] = 183;
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if (y[0] < 8) y[0] = 8;
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if (y[0] > 119) y[0] = 119;
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} else {
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x[0] += ix;
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if ((x[0] < 8) || (x[0] > 183)) ix = -ix;
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y[0] += iy;
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if ((y[0] < 8) || (y[0] > 119)) iy = -iy;
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}
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NF_Move3dSprite(0, x[0], y[0]);
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// Tell the GPU to draw the scene and wait until it's done
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glFlush(0);
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// Dibuja los 3D Sprites
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NF_Draw3dSprites();
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// Actualiza la escena 3D, si no lo haces, no se mostrara en pantalla
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glFlush(0);
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// Espera al sincronismo vertical
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swiWaitForVBlank();
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}
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return 0;
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// Wait for the screen refresh
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swiWaitForVBlank();
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}
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return 0;
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}
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@ -32,10 +32,10 @@ int main(int argc, char **argv)
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nitroFSInit(NULL);
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NF_SetRootFolder("NITROFS");
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// Initialize 3D engine in bottom screens in mode 0
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// Initialize 3D engine in the top screen in mode 0
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NF_Set3D(0, 0);
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// Initialize 2D engine in bottom screens in mode 0
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// Initialize 2D engine in the bottom screen in mode 0
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NF_Set2D(1, 0);
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// Initialize tiled backgrounds system
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