1 files changed, 80 insertions, 0 deletions
diff --git a/ffx-convert.cpp b/ffx-convert.cpp
new file mode 100644
index 0000000..0fa6818
--- /dev/null
+++ b/ffx-convert.cpp
@@ -0,0 +1,80 @@
+#include <unistd.h>
+#include "generic.h"
+#include "Main.h"
+#include "Image.h"
+#include "Input.h"
+#include "Output.h"
+
+#define IMG_SX 256
+#define IMG_SY 256
+
+#define BLOC_SX 16
+#define BLOC_SY 8
+
+CODE_BEGINS
+
+Color LookUp(char i) {
+    return Color(i << 4, i << 4, i << 4, 255);
+}
+
+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;
+    
+    int bx = x % BLOC_SX;
+    int by = y % BLOC_SY;
+    
+    return numero_bloc * BLOC_SX * BLOC_SY + by * BLOC_SX + bx;    
+}
+
+virtual int startup() throw (GeneralException) {
+    int c;
+    
+    while ((c = getopt(argc, argv, "")) != EOF) {
+	switch (c) {
+	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);
+    
+    map->seek(0x140);
+    
+    char buffer[65536];
+    
+    Byte b;
+    
+    for (int i = 0; i < 32768; i++) {
+	int j = i << 1;
+	map->read(&b, 1);
+	buffer[j] = b & 0x0f;
+	buffer[j + 1] = (b & 0xf0) >> 4;
+    }
+    
+    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);
+    
+    return 0;
+}
+
+CODE_ENDS