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/*
htop - CPUMeter.c
(C) 2004-2006 Hisham H. Muhammad
Released under the GNU GPL, see the COPYING file
in the source distribution for its full text.
*/
#include "CPUMeter.h"
#include "Meter.h"
#include "ProcessList.h"
#include <stdlib.h>
#include <curses.h>
#include <string.h>
#include <math.h>
#include "debug.h"
#include <assert.h>
int CPUMeter_attributes[] = {
CPU_NICE, CPU_NORMAL, CPU_KERNEL
};
MeterType CPUMeter = {
.setValues = CPUMeter_setValues,
.display = CPUMeter_display,
.mode = BAR_METERMODE,
.items = 3,
.total = 100.0,
.attributes = CPUMeter_attributes,
.name = "CPU",
.uiName = "CPU",
.caption = "CPU",
.init = CPUMeter_init
};
MeterType AllCPUsMeter = {
.mode = 0,
.items = 1,
.total = 100.0,
.attributes = CPUMeter_attributes,
.name = "AllCPUs",
.uiName = "All CPUs",
.caption = "CPU",
.draw = AllCPUsMeter_draw,
.init = AllCPUsMeter_init,
.setMode = AllCPUsMeter_setMode,
.done = AllCPUsMeter_done
};
#ifndef MIN
#define MIN(a,b) ((a)<(b)?(a):(b))
#endif
#ifndef MAX
#define MAX(a,b) ((a)>(b)?(a):(b))
#endif
void CPUMeter_init(Meter* this) {
int processor = this->param;
if (this->pl->processorCount > 1) {
char caption[10];
sprintf(caption, "%-3d", processor);
Meter_setCaption(this, caption);
}
if (this->param == 0)
Meter_setCaption(this, "Avg");
}
void CPUMeter_setValues(Meter* this, char* buffer, int size) {
ProcessList* pl = this->pl;
int processor = this->param;
double total = (double) pl->totalPeriod[processor];
this->values[0] = pl->nicePeriod[processor] / total * 100.0;
this->values[1] = pl->userPeriod[processor] / total * 100.0;
this->values[2] = pl->systemPeriod[processor] / total * 100.0;
double cpu = MIN(100.0, MAX(0.0, (this->values[0]+this->values[1]+this->values[2])));
snprintf(buffer, size, "%5.1f%%", cpu );
}
void CPUMeter_display(Object* cast, RichString* out) {
char buffer[50];
Meter* this = (Meter*)cast;
RichString_init(out);
sprintf(buffer, "%5.1f%% ", this->values[1]);
RichString_append(out, CRT_colors[METER_TEXT], ":");
RichString_append(out, CRT_colors[CPU_NORMAL], buffer);
sprintf(buffer, "%5.1f%% ", this->values[2]);
RichString_append(out, CRT_colors[METER_TEXT], "sys:");
RichString_append(out, CRT_colors[CPU_KERNEL], buffer);
sprintf(buffer, "%5.1f%% ", this->values[0]);
RichString_append(out, CRT_colors[METER_TEXT], "low:");
RichString_append(out, CRT_colors[CPU_NICE], buffer);
}
void AllCPUsMeter_init(Meter* this) {
int processors = this->pl->processorCount;
this->drawBuffer = malloc(sizeof(Meter*) * processors);
Meter** meters = (Meter**) this->drawBuffer;
for (int i = 0; i < processors; i++)
meters[i] = Meter_new(this->pl, i+1, &CPUMeter);
this->h = processors;
this->mode = BAR_METERMODE;
}
void AllCPUsMeter_done(Meter* this) {
int processors = this->pl->processorCount;
Meter** meters = (Meter**) this->drawBuffer;
for (int i = 0; i < processors; i++)
Meter_delete((Object*)meters[i]);
}
void AllCPUsMeter_setMode(Meter* this, int mode) {
this->mode = mode;
int processors = this->pl->processorCount;
int h = Meter_modes[this->mode]->h;
this->h = h * processors;
}
void AllCPUsMeter_draw(Meter* this, int x, int y, int w) {
int processors = this->pl->processorCount;
Meter** meters = (Meter**) this->drawBuffer;
for (int i = 0; i < processors; i++) {
Meter_setMode(meters[i], this->mode);
meters[i]->draw(meters[i], x, y, w);
y += meters[i]->h;
}
}
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