-#define BBOX_SIZE 10.0f
-#define BBOX_HEIGHT 15.0f
-#define BBOX_HSZ (BBOX_SIZE / 2.0f)
-#define BBOX_HH (BBOX_HEIGHT / 2.0f)
-#define VOX_RES 32
-#define VOX_YRES (VOX_RES * BBOX_HEIGHT / BBOX_SIZE)
-#define VOX_STEP (BBOX_SIZE / (float)VOX_RES)
-#define VOX_YSTEP (BBOX_HEIGHT / (float)VOX_YRES)
+#define BBOX_XSZ 16
+#define BBOX_YSZ 15
+#define BBOX_ZSZ 10
+#define VOX_RES 24
+
+#define BBOX_HXSZ (BBOX_XSZ / 2.0f)
+#define BBOX_HYSZ (BBOX_YSZ / 2.0f)
+#define BBOX_HZSZ (BBOX_ZSZ / 2.0f)
+#define VOX_XRES (VOX_RES * BBOX_XSZ / BBOX_ZSZ)
+#define VOX_YRES (VOX_RES * BBOX_YSZ / BBOX_ZSZ)
+#define VOX_ZRES VOX_RES
+#define VOX_XSTEP (BBOX_XSZ / (float)VOX_XRES)
+#define VOX_YSTEP (BBOX_YSZ / (float)VOX_YRES)
+#define VOX_ZSTEP (BBOX_ZSZ / (float)VOX_ZRES)