Initial commit

1 files changed, 82 insertions, 0 deletions

diff --git a/NET/worlds/scape/CDTrackInfo.java b/NET/worlds/scape/CDTrackInfo.java
new file mode 100644
index 0000000..e3c35d9
--- /dev/null
+++ b/NET/worlds/scape/CDTrackInfo.java
@@ -0,0 +1,82 @@
+package NET.worlds.scape;
+
+public class CDTrackInfo {
+   private int[] pos;
+   private int[] len;
+
+   public CDTrackInfo(int numTracks) {
+      this.pos = new int[numTracks];
+      this.len = new int[numTracks];
+   }
+
+   public int getNumTracks() {
+      return this.pos.length;
+   }
+
+   public int getStartFrames(int track) {
+      return this.getPosM(track) * 60 * 75 + this.getPosS(track) * 75 + this.getPosF(track);
+   }
+
+   public int getEndFrames(int track) {
+      return track == this.pos.length - 1
+         ? this.getStartFrames(track) + this.getLenM(track) * 60 * 75 + this.getLenS(track) * 75 + this.getLenF(track)
+         : this.getStartFrames(track + 1) - 1;
+   }
+
+   public int getPosM(int track) {
+      return minutes(this.pos[track]);
+   }
+
+   public int getPosS(int track) {
+      return seconds(this.pos[track]);
+   }
+
+   public int getPosF(int track) {
+      return frames(this.pos[track]);
+   }
+
+   public int getLenM(int track) {
+      return minutes(this.len[track]);
+   }
+
+   public int getLenS(int track) {
+      return seconds(this.len[track]);
+   }
+
+   public int getLenF(int track) {
+      return frames(this.len[track]);
+   }
+
+   private static int minutes(int packed) {
+      return packed & 0xFF;
+   }
+
+   private static int seconds(int packed) {
+      return packed >> 8 & 0xFF;
+   }
+
+   private static int frames(int packed) {
+      return packed >> 16 & 0xFF;
+   }
+
+   private static String format2(int val) {
+      String result = "";
+      if (val < 10) {
+         result = "0";
+      }
+
+      return result + val;
+   }
+
+   private static String format(int packed) {
+      return minutes(packed) + ":" + format2(seconds(packed)) + ":" + format2(frames(packed));
+   }
+
+   public void dump() {
+      System.out.println("Tracks: " + this.pos.length);
+
+      for (int i = 0; i < this.pos.length; i++) {
+         System.out.println("Track " + i + " " + "start " + format(this.pos[i]) + " length " + format(this.len[i]));
+      }
+   }
+}