led_mouse.c File Reference

#include "led.h"
#include "notify.h"
#include "profile.h"
#include "usb.h"

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Functions
static int	rgbcmp (const lighting *lhs, const lighting *rhs)
static int	isblack (const usbdevice *kb, const lighting *light)
int	updatergb_mouse (usbdevice *kb, int force)
int	savergb_mouse (usbdevice *kb, lighting *light, int mode)
int	loadrgb_mouse (usbdevice *kb, lighting *light, int mode)

Function Documentation

static int isblack ( const usbdevice *  kb, const lighting *  light  )

static

Definition at line 13 of file led_mouse.c.

References lighting::b, lighting::g, IS_M65, LED_MOUSE, N_MOUSE_ZONES, and lighting::r.

Referenced by updatergb_mouse().

                                                              {
    if(!IS_M65(kb))
        return 0;
    uchar black[N_MOUSE_ZONES] = { 0 };
    return !memcmp(light->r + LED_MOUSE, black, sizeof(black)) && !memcmp(light->g + LED_MOUSE, black, sizeof(black)) && !memcmp(light->b + LED_MOUSE, black, sizeof(black));
}

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int loadrgb_mouse	(	usbdevice *	kb,
		lighting *	light,
		int	mode
	)

Definition at line 87 of file led_mouse.c.

References lighting::b, ckb_err, lighting::g, IS_SABRE, IS_SCIMITAR, LED_DPI, LED_MOUSE, MSG_SIZE, lighting::r, and usbrecv.

Referenced by cmd_hwload_mouse().

                                                           {
    (void)mode;

    uchar data_pkt[MSG_SIZE] = { 0x0e, 0x13, 0x10, 1, 0 };
    uchar in_pkt[MSG_SIZE] = { 0 };
    // Load each RGB zone
    int zonecount = IS_SCIMITAR(kb) ? 4 : IS_SABRE(kb) ? 3 : 2;
    for(int i = 0; i < zonecount; i++){
        if(!usbrecv(kb, data_pkt, in_pkt))
            return -1;
        if(memcmp(in_pkt, data_pkt, 4)){
            ckb_err("Bad input header\n");
            return -2;
        }
        // Copy data
        int led = LED_MOUSE + i;
        if(led >= LED_DPI)
            led++;          // Skip DPI light
        light->r[led] = in_pkt[4];
        light->g[led] = in_pkt[5];
        light->b[led] = in_pkt[6];
        // Set packet for next zone
        data_pkt[2]++;
    }
    return 0;
}

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static int rgbcmp ( const lighting *  lhs, const lighting *  rhs  )

static

Definition at line 7 of file led_mouse.c.

References lighting::b, lighting::g, LED_MOUSE, N_MOUSE_ZONES, and lighting::r.

Referenced by updatergb_mouse().

                                                           {
    return memcmp(lhs->r + LED_MOUSE, rhs->r + LED_MOUSE, N_MOUSE_ZONES) || memcmp(lhs->g + LED_MOUSE, rhs->g + LED_MOUSE, N_MOUSE_ZONES) || memcmp(lhs->b + LED_MOUSE, rhs->b + LED_MOUSE, N_MOUSE_ZONES);
}

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int savergb_mouse	(	usbdevice *	kb,
		lighting *	light,
		int	mode
	)

Definition at line 66 of file led_mouse.c.

References lighting::b, lighting::g, IS_SABRE, IS_SCIMITAR, LED_DPI, LED_MOUSE, MSG_SIZE, lighting::r, and usbsend.

Referenced by cmd_hwsave_mouse().

                                                           {
    (void)mode;

    uchar data_pkt[MSG_SIZE] = { 0x07, 0x13, 0x10, 1, 0 };
    // Save each RGB zone, minus the DPI light which is sent in the DPI packets
    int zonecount = IS_SCIMITAR(kb) ? 4 : IS_SABRE(kb) ? 3 : 2;
    for(int i = 0; i < zonecount; i++){
        int led = LED_MOUSE + i;
        if(led >= LED_DPI)
            led++;          // Skip DPI light
        data_pkt[4] = light->r[led];
        data_pkt[5] = light->g[led];
        data_pkt[6] = light->b[led];
        if(!usbsend(kb, data_pkt, 1))
            return -1;
        // Set packet for next zone
        data_pkt[2]++;
    }
    return 0;
}

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int updatergb_mouse	(	usbdevice *	kb,
		int	force
	)

Definition at line 20 of file led_mouse.c.

References usbdevice::active, lighting::b, usbprofile::currentmode, lighting::forceupdate, lighting::g, IS_GLAIVE, isblack(), usbprofile::lastlight, LED_MOUSE, usbmode::light, MSG_SIZE, N_MOUSE_ZONES, usbdevice::profile, lighting::r, rgbcmp(), and usbsend.

                                             {
    if(!kb->active)
        return 0;
    lighting* lastlight = &kb->profile->lastlight;
    lighting* newlight = &kb->profile->currentmode->light;
    // Don't do anything if the lighting hasn't changed
    if(!force && !lastlight->forceupdate && !newlight->forceupdate
            && !rgbcmp(lastlight, newlight))
        return 0;
    lastlight->forceupdate = newlight->forceupdate = 0;

    // Prevent writing to DPI LEDs or non-existent LED zones for the Glaive.
    int num_zones = IS_GLAIVE(kb) ? 3 : N_MOUSE_ZONES;
    // Send the RGB values for each zone to the mouse
    uchar data_pkt[2][MSG_SIZE] = {
        { 0x07, 0x22, num_zones, 0x01, 0 }, // RGB colors
        { 0x07, 0x05, 0x02, 0 }                 // Lighting on/off
    };
    uchar* rgb_data = &data_pkt[0][4];
    for(int i = 0; i < N_MOUSE_ZONES; i++){
        if (IS_GLAIVE(kb) && i != 0 && i != 1 && i != 5)
        continue;
        *rgb_data++ = i + 1;
        *rgb_data++ = newlight->r[LED_MOUSE + i];
        *rgb_data++ = newlight->g[LED_MOUSE + i];
        *rgb_data++ = newlight->b[LED_MOUSE + i];
    }
    // Send RGB data
    if(!usbsend(kb, data_pkt[0], 1))
        return -1;
    int was_black = isblack(kb, lastlight), is_black = isblack(kb, newlight);
    if(is_black){
        // If the lighting is black, send the deactivation packet (M65 only)
        if(!usbsend(kb, data_pkt[1], 1))
            return -1;
    } else if(was_black || force){
        // If the lighting WAS black, or if we're on forced update, send the activation packet
        data_pkt[1][4] = 1;
        if(!usbsend(kb, data_pkt[1], 1))
            return -1;
    }

    memcpy(lastlight, newlight, sizeof(lighting));
    return 0;
}

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