Changeset - 739a7eacb10e
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NEO - 16 years ago 2009-07-09 21:57:18

added comments to frame_finder() function
1 file changed with 4 insertions and 4 deletions:
0 comments (0 inline, 0 general)
src/server/distrend.c
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@@ -203,67 +203,67 @@ void frame_num_struct_builder(int sframe
 
	int jobnum_new = highest_jobnum + 1;
 
	int total = (sframe - eframe) +1;  // total number of frames
 
	int fcount = sframe; // Used to create all the frames in the structure from sframe to eframe
 
	int x = 0;
 

	
 
	blendjob[jobnum_new].total_frames = total; // sets the total number of frames in animation for status purposes
 

	
 
	while(x < total){
 
		blendjob[jobnum_new].frameset[x].frame_num = fcount;
 
		x++;
 
		fcount++;
 
	}
 

	
 
	highest_jobnum++;
 
}
 

	
 
// matches your computer up with a lovely frame to render
 
int frame_finder(){
 
	int your_frame = 0;  // your_frame is an interger value that will be given to the client as the frame number to render
 
	int finder_jobnum = 0;
 
	int frameset_count = 0; // the frameset number, note* frames in an animation don't start at zero
 
	short int done = 0;
 
	short int priority = 10;
 

	
 
	while(priority >= 1){ // start the scan for the next job with the highest priority
 
	while(priority >= 1){ // start the scan for the next job with the highest priority, decreases priority before it loops
 
		finder_jobnum = hcfjob + 1; // reset it to start scanning at first uncompleted job for the pass at each priority level
 

	
 
		while(finder_jobnum <= highest_jobnum){
 
		while(finder_jobnum <= highest_jobnum){  // This keeps increasing the finder_jobnum until it is higher than the highest_jobnum
 
			if(blendjob[finder_jobnum].priority == priority){  // looks for a job with the current priority value
 
				done = 1;									  // notice it starts by looking at the oldest job first
 
				break;
 
			}
 

	
 
			if((done) == 1)  // If it has found a job with the current priority value, it will break out of the loop
 
				break;    // If none is found it goes to the next job to see if it is of the current priority value
 
			else
 
				finder_jobnum++;
 
		}
 
		} // End of increasing finder_jobnum
 

	
 
		if(done == 1) // if job has been found, it lets it out of the priority changer loop
 
			break;
 

	
 
		priority--;
 
		priority--; // end of decreasing priority
 
	}
 

	
 
	while(your_frame < blendjob[finder_jobnum].total_frames){ // Finds the frameset number with a frame that needs to be rendered
 
		if (blendjob[finder_jobnum].frameset[frameset_count].frame_status == 0)  // If frame that is not assigned has been found, frameset_count is not changed
 
			break;																// and frameset_count is used to give the frame number later in this funciton
 

	
 
		frameset_count++;  // If frame is assigned or done, it goes to next frame
 
	}
 

	
 
blendjob[jobnum].frameset[frameset_count].frame_status++; // sets the value of the frame to 2, which means its taken
 

	
 
your_frame = blendjob[jobnum].frameset[frameset_count].frame_num; //  Takes the frameset found in the while statement above, and extracts the frame number from it and assigns it to the int your_frame
 

	
 
if(your_frame == 0)  // If that job had no open frames for some reason, run the status report generator so that
 
	status_report_generator();  //the job priority can be changed to 0
 

	
 
return your_frame; // your_frame is returned as the frame to be rendered
 
}
 

	
 
// This figures out how much of the job is done, where jobnum corresponds to the job number
 
// This uses pointers, so when it is run it updates certain values in memory
 
void status_report_generator(){
 

	
 
	while(blendjob[(hcfjob+1)].priority == 0)  //If the job after the highest consecutively finished job is finished
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