slider_resolution.qh File Reference

#include "textslider.qh"

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Go to the source code of this file.

Classes
class	XonoticResolutionSlider

Functions
entity	makeXonoticResolutionSlider ()
float	updateConwidths (float width, float height, float pixelheight)

Function Documentation

makeXonoticResolutionSlider()

entity makeXonoticResolutionSlider

(

)

Definition at line 83 of file slider_resolution.qc.

{
    entity me;
    me = NEW(XonoticResolutionSlider);
    me.configureXonoticResolutionSlider(me);
    return me;
}

References entity(), and NEW.

Referenced by XonoticVideoSettingsTab_fill().

updateConwidths()

float updateConwidths	(	float	width,
		float	height,
		float	pixelheight )

Definition at line 8 of file slider_resolution.qc.

{
    vector r, c;
    float minfactor, maxfactor;
    float sz, f;
 
    sz = cvar("menu_vid_scale");
    if (sz < -1)
        return 0;  // No recalculation.
 
    // Save off current settings.
    cvar_set("_menu_vid_width", ftos(width));
    cvar_set("_menu_vid_height", ftos(height));
    cvar_set("_menu_vid_pixelheight", ftos(pixelheight));
    cvar_set("_menu_vid_desktopfullscreen", cvar_string("vid_desktopfullscreen"));
 
    // engine is handling conwidth calculations!
    if((cvar_type("vid_conwidthauto") & CVAR_TYPEFLAG_ENGINE) && cvar("vid_conwidthauto"))
    {
        if(vid_conwidth != cvar("vid_conwidth") || vid_conheight != cvar("vid_conheight"))
        {
            // Please reload resolutions list and such stuff.
            XonoticResolutionSlider_DataHasChanged = true;
            vid_conwidth = cvar("vid_conwidth");
            vid_conheight = cvar("vid_conheight");
            return 1;
        }
        return 0; // No recalculation
    }
 
    r_x = width;
    r_y = height;
    r_z = pixelheight;
 
    // calculate the base resolution
    c_z = 0;
    c_x = 800;
    c_y = c.x * r.y * r.z / r.x;
    if(c.y < 600)
    {
        c_y = 600;
        c_x = c.y * r.x / (r.y * r.z);
    }
 
    f = min(r.x / c.x, r.y / c.y);
    if(f < 1)
        c = c * f; // ensures that c_x <= r_x and c_y <= r_y
 
    minfactor = min(1, 640 / c.x);            // can be > 1 only if c_x is <640
    maxfactor = max(1, r.x / c.x, r.y / c.y); // can be < 1 only if r_x < c_x and r_y < c_y
    LOG_TRACE("min factor: ", ftos(minfactor));
    LOG_TRACE("max factor: ", ftos(maxfactor));
 
    if(sz < 0)
        f = 1 - (maxfactor - 1) * sz;
    else if(sz > 0)
        f = 1 + (minfactor - 1) * sz;
    else
        f = 1;
    c = c * f; // fteqcc fail
 
    c_x = rint(c.x);
    c_y = rint(c.y);
 
    // Please reload resolutions list and such stuff.
    XonoticResolutionSlider_DataHasChanged = true;
 
    if (c.x != cvar("vid_conwidth") || c.y != cvar("vid_conheight"))
    {
        cvar_set("vid_conwidth", ftos(c.x));
        cvar_set("vid_conheight", ftos(c.y));
        return 1;
    }
    return 0;
}