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move getRandomAxis to Mode superclass

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This commit is contained in:
Josh Holtrop 2011-10-12 13:11:45 -04:00
parent 2f88a11652
commit cc2edd3a70
4 changed files with 15 additions and 10 deletions
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14
modes/Mode.cc Normal file
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@ -0,0 +1,14 @@
#include <stdlib.h>
#include <math.h>
#include "Mode.h"
void Mode::getRandomAxis(float (*axis)[3])
{
double alpha = rand() / (double)RAND_MAX * 2.0 * M_PI;
double beta = rand() / (double)RAND_MAX * M_PI;
(*axis)[0] = cos(alpha) * sin(beta);
(*axis)[1] = sin(alpha) * sin(beta);
(*axis)[2] = cos(beta);
}

1
modes/Mode.h
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@ -10,6 +10,7 @@ class Mode
virtual bool expose (GnomeScreensaver & gs) = 0; virtual bool expose (GnomeScreensaver & gs) = 0;
virtual bool configure (GnomeScreensaver & gs) = 0; virtual bool configure (GnomeScreensaver & gs) = 0;
virtual bool update (GnomeScreensaver & gs) = 0; virtual bool update (GnomeScreensaver & gs) = 0;
void getRandomAxis(float (*axis)[3]);
}; };
#endif /* MODE_H */ #endif /* MODE_H */

9
modes/Spin.cc
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@ -100,15 +100,6 @@ void Spin::initMonitorInfo()
} }
} }
void Spin::getRandomAxis(float (*axis)[3])
{
double alpha = rand() / (double)RAND_MAX * 2.0 * M_PI;
double beta = rand() / (double)RAND_MAX * M_PI;
(*axis)[0] = cos(alpha) * sin(beta);
(*axis)[1] = sin(alpha) * sin(beta);
(*axis)[2] = cos(beta);
}
uint32_t Spin::getRandomSwitchTime() uint32_t Spin::getRandomSwitchTime()
{ {
return 2000u + (uint32_t) (rand() / (double)RAND_MAX * 3000.0); return 2000u + (uint32_t) (rand() / (double)RAND_MAX * 3000.0);

1
modes/Spin.h
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@ -28,7 +28,6 @@ class Spin : public Mode
monitor_info_t *m_monitor_info; monitor_info_t *m_monitor_info;
uint64_t m_last_ticks; uint64_t m_last_ticks;
void initMonitorInfo(); void initMonitorInfo();
void getRandomAxis(float (*axis)[3]);
uint32_t getRandomSwitchTime(); uint32_t getRandomSwitchTime();
float getRandomSpeed(); float getRandomSpeed();
}; };