diff options
Diffstat (limited to 'tile-convert.cpp')
| -rw-r--r-- | tile-convert.cpp | 235 |
1 files changed, 235 insertions, 0 deletions
diff --git a/tile-convert.cpp b/tile-convert.cpp new file mode 100644 index 0000000..fc1cf69 --- /dev/null +++ b/tile-convert.cpp @@ -0,0 +1,235 @@ +#include <unistd.h> +#include <SDL/SDL.h> +#include "generic.h" +#include "Main.h" +#include "Image.h" +#include "Input.h" +#include "Output.h" + +int IMG_SX = 128, IMG_SY = 128, BLOC_SX = 128, BLOC_SY = 128; + +int do_swap = 0; + +Uint8 * pixels; + +CODE_BEGINS + +Color LookUp(char i) { + return Color(i << 4, i << 4, i << 4, 255); +} + +void countdown(int o_x, int o_y, int size, int * counter, int * a_x, int * a_y) { + if (*counter) { + if (size != 1) { + int hs = size >> 1; + countdown(o_x, o_y, hs, counter, a_x, a_y); + if (!*counter) + return; + countdown(o_x, o_y + hs, hs, counter, a_x, a_y); + if (!*counter) + return; + countdown(o_x + hs, o_y, hs, counter, a_x, a_y); + if (!*counter) + return; + countdown(o_x + hs, o_y + hs, hs, counter, a_x, a_y); + } else { + *counter = *counter - 1; + *a_x = o_x; + *a_y = o_y; + } + } +} + +void putpixel(int x, int y, Color C) { + pixels[(y * IMG_SX * 2 + x) * 3 + 0] = C.R; + pixels[(y * IMG_SX * 2 + x) * 3 + 1] = C.G; + pixels[(y * IMG_SX * 2 + x) * 3 + 2] = C.B; +} + +void drawhline(int y, Color C) { + for (int i = 0; i < (IMG_SX << 1); i++) { + putpixel(i, y, C); + } +} + +void drawvline(int x, Color C) { + for (int i = 0; i < (IMG_SY << 1); i++) { + putpixel(x, i, C); + } +} + +int transform(int x, int y) { + + int numero_bloc_x = x / BLOC_SX; + int numero_bloc_y = y / BLOC_SY; + + int numero_bloc = numero_bloc_y * (IMG_SX / BLOC_SX) + numero_bloc_x; + + if (do_swap) { + if ((BLOC_SX == BLOC_SY) || ((BLOC_SX >> 1) == BLOC_SY)) { + countdown(0, 0, IMG_SY / BLOC_SY, &numero_bloc, &numero_bloc_x, &numero_bloc_y); + numero_bloc = numero_bloc_y * (IMG_SX / BLOC_SX) + numero_bloc_x; + } + } + + int bx = x % BLOC_SX; + int by = y % BLOC_SY; + + return numero_bloc * BLOC_SX * BLOC_SY + by * BLOC_SX + bx; + +// return y * IMG_SX + x; + +} + +virtual int startup() throw (GeneralException) { + int c; + + if (SDL_Init(SDL_INIT_VIDEO) < 0) { + printm(M_ERROR, "Couldn't initialise SDL: %s\n", SDL_GetError()); + exit(-1); + } + atexit(SDL_Quit); + SDL_ShowCursor(SDL_DISABLE); + + while ((c = getopt(argc, argv, "x:y:z:t:")) != EOF) { + switch (c) { + case 'x': + IMG_SX = atoi(optarg); + break; + case 'y': + IMG_SY = atoi(optarg); + break; + case 'z': + BLOC_SX = atoi(optarg); + break; + case 't': + BLOC_SY = atoi(optarg); + break; + default: + printm(M_ERROR, "Unknow option: %c\n", c); + throw Exit(-1); + } + } + + if ((argc - optind) != 2) { + printm(M_ERROR, "Need two arguments\n"); + throw Exit(-1); + } + + Input * map = new Input(argv[optind]); + Output * tga = new Output(argv[optind + 1]); + Image * img = new Image(IMG_SX, IMG_SY); + + char buffer[131072]; + + Byte b; + + for (int i = 0; i < ((IMG_SX * IMG_SY) >> 1); i++) { + int j = i << 1; + map->read(&b, 1); + buffer[j] = b & 0x0f; + buffer[j + 1] = (b & 0xf0) >> 4; + } + + SDL_Surface * screen = 0; + screen = SDL_SetVideoMode(IMG_SX * 2, IMG_SY * 2, 24, SDL_HWSURFACE | SDL_DOUBLEBUF); + if (!screen) { + printm(M_ERROR, "Couldn't get framebuffer\n"); + exit(-1); + } + + pixels = ((Uint8 *) screen->pixels); + SDL_Event event; + + bool exitting = false; + + while (!exitting) { + for (int y = 0; y < IMG_SY; y++) { + for (int x = 0; x < IMG_SX; x++) { + Color c = LookUp(buffer[transform(x, y)]); + pixels[((y * 2 + 0) * IMG_SX * 2 + (x * 2 + 0)) * 3 + 0] = c.R; + pixels[((y * 2 + 0) * IMG_SX * 2 + (x * 2 + 0)) * 3 + 1] = c.G; + pixels[((y * 2 + 0) * IMG_SX * 2 + (x * 2 + 0)) * 3 + 2] = c.B; + + pixels[((y * 2 + 0) * IMG_SX * 2 + (x * 2 + 1)) * 3 + 0] = c.R; + pixels[((y * 2 + 0) * IMG_SX * 2 + (x * 2 + 1)) * 3 + 1] = c.G; + pixels[((y * 2 + 0) * IMG_SX * 2 + (x * 2 + 1)) * 3 + 2] = c.B; + + pixels[((y * 2 + 1) * IMG_SX * 2 + (x * 2 + 0)) * 3 + 0] = c.R; + pixels[((y * 2 + 1) * IMG_SX * 2 + (x * 2 + 0)) * 3 + 1] = c.G; + pixels[((y * 2 + 1) * IMG_SX * 2 + (x * 2 + 0)) * 3 + 2] = c.B; + + pixels[((y * 2 + 1) * IMG_SX * 2 + (x * 2 + 1)) * 3 + 0] = c.R; + pixels[((y * 2 + 1) * IMG_SX * 2 + (x * 2 + 1)) * 3 + 1] = c.G; + pixels[((y * 2 + 1) * IMG_SX * 2 + (x * 2 + 1)) * 3 + 2] = c.B; + + } + } + + for (int x = 0; x < IMG_SX; x += BLOC_SX) { + drawvline(x << 1, Color(255, 255, 0)); + } + + for (int y = 0; y < IMG_SY; y += BLOC_SY) { + drawhline(y << 1, Color(255, 255, 0)); + } + + SDL_Flip(screen); + + SDL_WaitEvent(&event); + + switch (event.type) { + case SDL_KEYDOWN: + switch (event.key.keysym.sym) { + case SDLK_UP: + BLOC_SY >>= 1; + break; + case SDLK_DOWN: + BLOC_SY <<= 1; + break; + case SDLK_LEFT: + BLOC_SX >>= 1; + break; + case SDLK_RIGHT: + BLOC_SX <<= 1; + break; + case SDLK_SPACE: + do_swap ^= 1; + break; + default: + break; + } + if (BLOC_SX == 0) + BLOC_SX = 1; + if (BLOC_SY == 0) + BLOC_SY = 1; + if (BLOC_SX > IMG_SX) + BLOC_SX = IMG_SX; + if (BLOC_SY > IMG_SY) + BLOC_SY = IMG_SY; + printm(M_BARE, "Bloc size = %3ix%3i\n", BLOC_SX, BLOC_SY); + break; + case SDL_QUIT: + exitting = true; + break; + } + } + + img->Fill(); + + for (int y = 0; y < IMG_SX; y++) { + for (int x = 0; x < IMG_SY; x++) { + img->SetPixel(x, y, LookUp(buffer[transform(x, y)])); + } + } + + img->Prepare(FORMAT_TGA_BASIC); + + copy(img, tga); + + SDL_Quit(); + + return 0; +} + +CODE_ENDS |