Initial revision

1 files changed, 117 insertions, 0 deletions

diff --git a/src/avp/track.h b/src/avp/track.h
new file mode 100644
index 0000000..25b43b4
--- /dev/null
+++ b/src/avp/track.h
@@ -0,0 +1,117 @@
+#ifndef track_h
+#define track_h 1
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct loaded_sound;
+
+typedef struct track_sound
+{
+	unsigned long inner_range;
+	unsigned long outer_range;
+	int max_volume;
+	int	pitch;
+	
+	struct loaded_sound const * sound_loaded;
+	int activ_no;
+	int time_left;
+
+	unsigned int loop:1;
+	unsigned int playing:1; //sound should be playing (if in range)
+
+} TRACK_SOUND;
+
+typedef struct track_section_data
+{
+	QUAT quat_start;	//orientations of object relative to pivot
+	QUAT quat_end;
+	
+	VECTORCH pivot_start;		//pivot start pos in world space
+	VECTORCH pivot_travel;		
+
+	VECTORCH object_offset; //from pivot
+	
+	int time_for_section; //time take for this section in fixed point seconds
+	
+	//preprocessed stuff
+	int omega;
+	int oneoversinomega;
+	int oneovertime;	
+	
+
+
+	/* KJL 12:25:51 24/03/98 - quaternions added to handle spining of quaternions over track */
+	QUAT quat_prev;
+	QUAT quat_start_control;
+	QUAT quat_end_control;
+	
+	/* KJL 12:25:37 24/03/98 - data points used to create a smooth curve from the 3d keyframes */
+	VECTORCH pivot_0;
+	VECTORCH pivot_1;
+	VECTORCH pivot_2;
+	VECTORCH pivot_3;
+
+} TRACK_SECTION_DATA;
+
+typedef struct track_controller
+{
+	STRATEGYBLOCK* sbptr;
+	
+	int num_sections;
+	TRACK_SECTION_DATA* sections;
+
+	int timer;
+	int speed_mult;
+	int current_section;
+
+	TRACK_SOUND* sound;
+	TRACK_SOUND* start_sound;
+	TRACK_SOUND* end_sound;
+
+	int initial_state_timer; //used by Reset_Track()
+
+	unsigned int playing:1;
+	unsigned int reverse:1;
+	unsigned int no_rotation:1;
+	unsigned int loop:1;
+	unsigned int loop_backandforth:1;
+	unsigned int use_speed_mult:1;
+	unsigned int use_smoothing:1;
+	unsigned int playing_start_sound:1;
+	unsigned int initial_state_playing:1; //used by Reset_Track()
+	unsigned int initial_state_reverse:1; //used by Reset_Track()
+
+
+
+}TRACK_CONTROLLER;
+
+void Update_Track_Position_Only(TRACK_CONTROLLER* tc); //just moves track to correspond with current timer setting
+void Update_Track_Position(TRACK_CONTROLLER* tc);
+void Preprocess_Track_Controller(TRACK_CONTROLLER* tc);
+
+void Start_Track_Playing(TRACK_CONTROLLER* tc);
+void Stop_Track_Playing(TRACK_CONTROLLER* tc);
+
+void Reset_Track(TRACK_CONTROLLER* tc); //called when restarting a level
+
+void Deallocate_Track(TRACK_CONTROLLER* tc);
+
+/*the track_sound stuff doesn't actually refer to the track directly , so
+it can be used by other things*/
+void Start_Track_Sound(TRACK_SOUND* ts,VECTORCH * location); 
+void Stop_Track_Sound(TRACK_SOUND* ts);
+void Update_Track_Sound(TRACK_SOUND* ts,VECTORCH * location);
+void Deallocate_Track_Sound(TRACK_SOUND* ts);
+
+struct save_block_header;
+
+void LoadTrackPosition(struct save_block_header*,TRACK_CONTROLLER*);
+void SaveTrackPosition(TRACK_CONTROLLER*);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
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