void init() {
initMemory();
//Init backgrounds
// Main 3D
init3DSettings();
// Main Map:
mapEngine = new MapEngine(1, 4, 1);
// Main Console:
consoleInit(&main_console,3,BgType_ExRotation, BgSize_ER_256x256, 31, 0, true, false);
bg3 = main_console.bgId;
bgSetCenter(bg3, 254, 0);
bgSetRotate(bg3, -8192);
// Sub Console:
consoleInit(&sub_console,3,BgType_ExRotation, BgSize_ER_256x256, 31, 1, false, false);
bg3Sub = sub_console.bgId;
bgSetCenter(bg3Sub, 254, 0);
bgSetRotate(bg3Sub, -8192);
// Sub Image:
bg2Sub = bgInitSub(2, BgType_Bmp8, BgSize_B8_256x256, 4,0);
dmaCopy(leftmenuBitmap, bgGetGfxPtr(bg2Sub), 256*192);
dmaCopy(leftmenuPal, BG_PALETTE_SUB, leftmenuPalLen);
// Init Sprites
oamInit(&oamMain, SpriteMapping_1D_128, false);
// Set the priorities
bgSetPriority(0,1);
bgSetPriority(1,2);
bgSetPriority(2,3);
bgSetPriority(3,0);
bgSetPriority(bg3Sub, 2);
bgSetPriority(bg2Sub, 3);
//Init font
font.gfx = (u16*)fontTiles;
font.pal = (u16*)fontPal;
font.numChars = 95;
font.numColors = fontPalLen / 2;
font.bpp = 8;
font.asciiOffset = 32;
font.convertSingleColor = false;
consoleSetFont(&main_console, &font);
consoleSetFont(&sub_console, &font);
consoleSelect(&main_console);
iprintf("\x1b[2J");
iprintf("Arkham Tower v0.01");
consoleSelect(&sub_console);
iprintf("\x1b[2J");
}
void advRotating(void)
{
videoSetMode(MODE_5_2D);
vramSetBankA(VRAM_A_MAIN_BG);
int bg = bgInit(3, BgType_ExRotation, BgSize_ER_256x256, 0,1);
dmaCopy(TextBackgroundsTiles, bgGetGfxPtr(bg), sizeof(TextBackgroundsTiles));
dmaCopy(TextBackgroundsPal, BG_PALETTE, sizeof(TextBackgroundsPal));
dmaCopy(Layer256x256Map, bgGetMapPtr(bg), Layer256x256MapLen);
bgMosaicEnable(bg);
int keys = 0;
int angle = 0;
int center_x = 0;
int center_y = 0;
while(!(keys & KEY_B))
{
scanKeys();
keys = keysHeld();
if(keys & KEY_UP) center_y--;
if(keys & KEY_DOWN) center_y++;
if(keys & KEY_LEFT) center_x--;
if(keys & KEY_RIGHT) center_x++;
if(keys & KEY_L) angle-=40;
if(keys & KEY_R) angle+=40;
if(center_x > 256) center_x = 256;
if(center_x < 0) center_x = 0;
if(center_y > 192) center_y = 192;
if(center_y < 0) center_y = 0;
swiWaitForVBlank();
bgSetRotate(bg, angle);
bgSetScroll(bg, center_x, center_y);
bgSetCenter(bg, center_x, center_y);
bgUpdate();
consoleClear();
iprintf("Press B to exit.n");
iprintf("Angle: %d \ncenter X: %d center Y: %d", angleToDegrees(angle), center_x, center_y);
}
}
static int NDS_CreateWindowFramebuffer(_THIS, SDL_Window *window,
Uint32 *format, void **pixels,
int *pitch)
{
struct NDS_WindowData *wdata;
int bpp;
Uint32 Rmask, Gmask, Bmask, Amask;
const SDL_VideoDisplay *display = SDL_GetDisplayForWindow(window);
const SDL_DisplayMode *mode = display->driverdata;
const Uint32 fmt = mode->format;
if (fmt != SDL_PIXELFORMAT_ABGR1555) {
SDL_SetError("Unsupported pixel format (%x)", fmt);
return -1;
}
if (!SDL_PixelFormatEnumToMasks
(fmt, &bpp, &Rmask, &Gmask, &Bmask, &Amask)) {
SDL_SetError("Unknown texture format");
return -1;
}
wdata = SDL_calloc(1, sizeof(struct NDS_WindowData));
if (!wdata) {
SDL_OutOfMemory();
return -1;
}
if (bpp == 8) {
wdata->pixels_length = (SCREEN_HEIGHT+SCREEN_GAP+SCREEN_HEIGHT)*SCREEN_WIDTH;
} else {
wdata->pixels_length = (SCREEN_HEIGHT+SCREEN_GAP+SCREEN_HEIGHT)*SCREEN_WIDTH*2;
}
wdata->pixels = SDL_calloc(1, wdata->pixels_length);
if (!wdata->pixels) {
SDL_free(wdata);
SDL_SetError("Not enough memory");
return -1;
}
if (bpp == 8) {
wdata->main.bg_id = bgInit(2, BgType_Bmp8, BgSize_B8_256x256, 0, 0);
wdata->sub.bg_id = bgInitSub(3, BgType_Bmp8, BgSize_B8_256x256, 0, 0);
wdata->main.length = SCREEN_HEIGHT*SCREEN_WIDTH;
wdata->main.pixels = wdata->pixels;
wdata->sub.length = SCREEN_HEIGHT*SCREEN_WIDTH;
wdata->sub.pixels = (u8 *)wdata->pixels + wdata->main.length; /* or ...+SCREEN_GAP */
} else {
wdata->main.bg_id = bgInit(2, BgType_Bmp16, BgSize_B16_256x256, 0, 0);
wdata->sub.bg_id = bgInitSub(3, BgType_Bmp16, BgSize_B16_256x256, 0, 0);
wdata->main.length = SCREEN_HEIGHT*SCREEN_WIDTH*2;
wdata->main.pixels = wdata->pixels;
wdata->sub.length = SCREEN_HEIGHT*SCREEN_WIDTH*2;
wdata->sub.pixels = (u8 *)wdata->pixels + wdata->main.length; /* or ...+SCREEN_GAP */
}
wdata->pitch = (window->w) * ((bpp+1) / 8);
wdata->bpp = bpp;
wdata->rotate = 0;
wdata->scale.x = 0x100;
wdata->scale.y = 0x100;
wdata->scroll.x = 0;
wdata->scroll.y = 0;
wdata->main.vram_pixels = bgGetGfxPtr(wdata->main.bg_id);
wdata->sub.vram_pixels = bgGetGfxPtr(wdata->sub.bg_id);
#if 0
bgSetCenter(wdata->main.bg_id, 0, 0);
bgSetRotateScale(wdata->main.bg_id, wdata->rotate, wdata->scale.x,
wdata->scale.y);
bgSetScroll(wdata->main.bg_id, wdata->scroll.x, wdata->scroll.y);
#endif
#if 0
bgSetCenter(wdata->sub.bg_id, 0, 0);
bgSetRotateScale(wdata->sub.bg_id, wdata->rotate, wdata->scale.x,
wdata->scale.y);
bgSetScroll(wdata->sub.bg_id, wdata->scroll.x, wdata->scroll.y);
#endif
bgUpdate();
*format = fmt;
*pixels = wdata->pixels;
*pitch = wdata->pitch;
window->driverdata = wdata;
return 0;
}
static int
NDS_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture)
{
NDS_RenderData *data = (NDS_RenderData *) renderer->driverdata;
NDS_TextureData *txdat = NULL;
int i;
int bpp;
Uint32 Rmask, Gmask, Bmask, Amask;
if (!SDL_PixelFormatEnumToMasks
(texture->format, &bpp, &Rmask, &Gmask, &Bmask, &Amask)) {
SDL_SetError("Unknown texture format");
return -1;
}
/* conditional statements on w/h to place it as bg/sprite
depending on which one it fits. */
if (texture->w <= 64 && texture->h <= 64) {
int whichspr = -1;
printf("NDS_CreateTexture: Tried to make a sprite.\n");
txdat->type = NDSTX_SPR;
#if 0
for (i = 0; i < SPRITE_COUNT; ++i) {
if (data->oam_copy.spriteBuffer[i].attribute[0] & ATTR0_DISABLED) {
whichspr = i;
break;
}
}
if (whichspr >= 0) {
SpriteEntry *sprent = &(data->oam_copy.spriteBuffer[whichspr]);
int maxside = texture->w > texture->h ? texture->w : texture->h;
int pitch;
texture->driverdata = SDL_calloc(1, sizeof(NDS_TextureData));
txdat = (NDS_TextureData *) texture->driverdata;
if (!txdat) {
SDL_OutOfMemory();
return -1;
}
sprent->objMode = OBJMODE_BITMAP;
sprent->posX = 0;
sprent->posY = 0;
sprent->colMode = OBJCOLOR_16; /* OBJCOLOR_256 for INDEX8 */
/* the first 32 sprites get transformation matrices.
first come, first served */
if (whichspr < MATRIX_COUNT) {
sprent->isRotoscale = 1;
sprent->rsMatrixIdx = whichspr;
}
/* containing shape (square or 2:1 rectangles) */
sprent->objShape = OBJSHAPE_SQUARE;
if (texture->w / 2 >= texture->h) {
sprent->objShape = OBJSHAPE_WIDE;
} else if (texture->h / 2 >= texture->w) {
sprent->objShape = OBJSHAPE_TALL;
}
/* size in pixels */
/* FIXME: "pitch" is hardcoded for 2bytes per pixel. */
sprent->objSize = OBJSIZE_64;
pitch = 128;
if (maxside <= 8) {
sprent->objSize = OBJSIZE_8;
pitch = 16;
} else if (maxside <= 16) {
sprent->objSize = OBJSIZE_16;
pitch = 32;
} else if (maxside <= 32) {
sprent->objSize = OBJSIZE_32;
pitch = 64;
}
/* FIXME: this is hard-coded and will obviously only work for one
sprite-texture. tells it to look at the beginning of SPRITE_GFX
for its pixels. */
sprent->tileIdx = 0;
/* now for the texture data */
txdat->type = NDSTX_SPR;
txdat->hw_index = whichspr;
txdat->dim.hdx = 0x100;
txdat->dim.hdy = 0;
txdat->dim.vdx = 0;
txdat->dim.vdy = 0x100;
txdat->dim.pitch = pitch;
txdat->dim.bpp = bpp;
txdat->vram_pixels =
(u16 *) (data->sub ? SPRITE_GFX_SUB : SPRITE_GFX);
/* FIXME: use tileIdx*boundary
to point to proper location */
} else {
SDL_SetError("Out of NDS sprites.");
}
#endif
} else if (texture->w <= 256 && texture->h <= 256) {
int whichbg = -1, base = 0;
if (!data->bg_taken[2]) {
whichbg = 2;
} else if (!data->bg_taken[3]) {
whichbg = 3;
base = 4;
}
if (whichbg >= 0) {
texture->driverdata = SDL_calloc(1, sizeof(NDS_TextureData));
txdat = (NDS_TextureData *) texture->driverdata;
if (!txdat) {
SDL_OutOfMemory();
return -1;
}
// hard-coded for 256x256 for now...
// TODO: a series of if-elseif-else's to find the closest but larger size.
if (!data->sub) {
if (bpp == 8) {
txdat->hw_index =
bgInit(whichbg, BgType_Bmp8, BgSize_B8_256x256, 0, 0);
} else {
txdat->hw_index =
bgInit(whichbg, BgType_Bmp16, BgSize_B16_256x256, 0,
0);
}
} else {
if (bpp == 8) {
txdat->hw_index =
bgInitSub(whichbg, BgType_Bmp8, BgSize_B8_256x256, 0,
0);
} else {
txdat->hw_index =
bgInitSub(whichbg, BgType_Bmp16, BgSize_B16_256x256,
0, 0);
}
}
/* useful functions
bgGetGfxPtr(bg3);
bgSetCenter(bg3, rcX, rcY);
bgSetRotateScale(bg3, angle, scaleX, scaleY);
bgSetScroll(bg3, scrollX, scrollY);
bgUpdate(bg3);
*/
txdat->type = NDSTX_BG;
txdat->pitch = (texture->w) * (bpp / 8);
txdat->bpp = bpp;
txdat->rotate = 0;
txdat->scale.x = 0x100;
txdat->scale.y = 0x100;
txdat->scroll.x = 0;
txdat->scroll.y = 0;
txdat->vram_pixels = (u16 *) bgGetGfxPtr(txdat->hw_index);
bgSetCenter(txdat->hw_index, 0, 0);
bgSetRotateScale(txdat->hw_index, txdat->rotate, txdat->scale.x,
txdat->scale.y);
bgSetScroll(txdat->hw_index, txdat->scroll.x, txdat->scroll.y);
bgUpdate(txdat->hw_index);
data->bg_taken[whichbg] = 1;
/*txdat->size = txdat->dim.pitch * texture->h; */
} else {
SDL_SetError("Out of NDS backgrounds.");
}
} else {
SDL_SetError("Texture too big for NDS hardware.");
}
if (!texture->driverdata) {
return -1;
}
return 0;
}