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Fix time calculation

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Isaac Shoebottom 2023-11-28 17:21:49 -04:00
parent 531c063830
commit 4cf7a4e698
8 changed files with 75 additions and 11 deletions
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8
Assignment8/.idea/runConfigurations/1.xml Normal file
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<component name="ProjectRunConfigurationManager">
<configuration default="false" name="1" type="MAKEFILE_TARGET_RUN_CONFIGURATION" factoryName="Makefile">
<makefile filename="C:\Users\Isaac\Documents\CS3413\Assignment8\makefile" target="1" workingDirectory="" arguments="">
<envs />
</makefile>
<method v="2" />
</configuration>
</component>

8
Assignment8/.idea/runConfigurations/2.xml Normal file
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<component name="ProjectRunConfigurationManager">
<configuration default="false" name="2" type="MAKEFILE_TARGET_RUN_CONFIGURATION" factoryName="Makefile">
<makefile filename="C:\Users\Isaac\Documents\CS3413\Assignment8\makefile" target="2" workingDirectory="" arguments="">
<envs />
</makefile>
<method v="2" />
</configuration>
</component>

8
Assignment8/.idea/runConfigurations/3.xml Normal file
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<component name="ProjectRunConfigurationManager">
<configuration default="false" name="3" type="MAKEFILE_TARGET_RUN_CONFIGURATION" factoryName="Makefile">
<makefile filename="C:\Users\Isaac\Documents\CS3413\Assignment8\makefile" target="3" workingDirectory="" arguments="">
<envs />
</makefile>
<method v="2" />
</configuration>
</component>

8
Assignment8/.idea/runConfigurations/4.xml Normal file
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@ -0,0 +1,8 @@
<component name="ProjectRunConfigurationManager">
<configuration default="false" name="4" type="MAKEFILE_TARGET_RUN_CONFIGURATION" factoryName="Makefile">
<makefile filename="C:\Users\Isaac\Documents\CS3413\Assignment8\makefile" target="4" workingDirectory="" arguments="">
<envs />
</makefile>
<method v="2" />
</configuration>
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8
Assignment8/.idea/runConfigurations/5.xml Normal file
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@ -0,0 +1,8 @@
<component name="ProjectRunConfigurationManager">
<configuration default="false" name="5" type="MAKEFILE_TARGET_RUN_CONFIGURATION" factoryName="Makefile">
<makefile filename="C:\Users\Isaac\Documents\CS3413\Assignment8\makefile" target="5" workingDirectory="" arguments="">
<envs />
</makefile>
<method v="2" />
</configuration>
</component>

8
Assignment8/.idea/runConfigurations/6.xml Normal file
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@ -0,0 +1,8 @@
<component name="ProjectRunConfigurationManager">
<configuration default="false" name="6" type="MAKEFILE_TARGET_RUN_CONFIGURATION" factoryName="Makefile">
<makefile filename="C:\Users\Isaac\Documents\CS3413\Assignment8\makefile" target="6" workingDirectory="" arguments="">
<envs />
</makefile>
<method v="2" />
</configuration>
</component>

18
Assignment8/code/main.c
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@ -92,13 +92,14 @@ double seekTime = 0;
DiskQueue *queue;
double timeToProcessRequest(int position, int destination) {
//The time (a floating point number) required to process a request is computed by distance the head travels divided by 5,
//plus additional 15 milliseconds penalty if the direction has to change (for FCFS)
//The time (a floating point number) required to process a request is computed by distance the head travels divided by 5
//Plus additional 15 milliseconds penalty if the direction has to change (for FCFS)
double time = 0;
int distance = position - destination;
DiskDirection direction = distance > 0 ? UP : DOWN;
time += abs(distance) / 5;
if (currentDirection != direction) {
// Calculated this way so that positive means up and negative means down
int distance = destination - position;
DiskDirection direction = (distance > 0) ? UP : DOWN;
time += abs(distance) / 5.0;
if (direction != currentDirection) {
time += 15;
currentDirection = direction;
}
@ -160,11 +161,12 @@ int main(int argc, char **argv) {
}
if (algorithm == 'F') {
fcfs(start);
printf("Movement:%i Time:%.1lf\n", movement, seekTime);
} else if (algorithm == 'C') {
cscan(start);
}
// Stupid printf difference to pass tests, could call once after if statement
printf("Movement: %i Time:%.1lf\n", movement, seekTime);
}
destroyDiskQueue(queue);
return 0;

14
Assignment8/documentation/verify.md Normal file
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| Initial position | Next Position | Distance | Time From Distance | Time from Change Direction | Total Time |
|------------------|---------------|----------|--------------------|----------------------------|------------|
| 0 | 93 | 93 | 18.6 | 0 | 18.6 |
| 93 | 183 | 90 | 18 | 0 | 18 |
| 183 | 37 | 146 | 29.2 | 15 | 44.2 |
| 37 | 122 | 85 | 17 | 0 | 17 |
| 122 | 14 | 108 | 21.6 | 15 | 36.6 |
| 14 | 124 | 110 | 22 | 0 | 22 |
| 124 | 65 | 59 | 11.8 | 15 | 26.8 |
| 65 | 67 | 2 | 0.4 | 0 | 0.4 |
| Total Distance | Total Time |
|----------------|------------|
| 693 | 183 |