slider_picmip.qc

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#include "slider_picmip.qh"
 
entity makeXonoticPicmipSlider()
{
    entity me = NEW(XonoticPicmipSlider);
    me.configureXonoticPicmipSlider(me);
    return me;
}
void XonoticPicmipSlider_configureXonoticPicmipSlider(entity me)
{
    me.configureXonoticMixedSlider(me, "gl_picmip",
        _("Change the sharpness of the textures. Lowering it will effectively reduce texture memory usage, but make the textures appear very blurry."));
    me.autofix(me);
    me.have_s3tc = GL_Have_TextureCompression();
}
float texmemsize(float s3tc)
{
    return
    (
          2500 * (0.25 ** max(0, cvar("gl_picmip") + cvar("gl_picmip_other")))
        + 1500 * (0.25 ** max(0, cvar("gl_picmip") + cvar("gl_picmip_world")))
    ) * ((s3tc && (cvar("r_texture_dds_load") || cvar("gl_texturecompression"))) ? 0.2 : 1.0); // TC: normalmaps 50%, other 25%, few incompressible, guessing 40% as conservative average
}
void XonoticPicmipSlider_autofix(entity me)
{
    float max_hard, max_soft;
    if(cvar("menu_picmip_bypass"))
        return;
    max_hard = cvar("sys_memsize_virtual");
    max_soft = cvar("sys_memsize_physical");
    if(max_hard > 0)
    {
        while(me.value > 0 && texmemsize(me.have_s3tc) > max_hard)
            me.setValue(me, me.value - 1, autocvar_menu_animations > 0);
    }
    // TODO also check the soft limit!
    // TODO better handling than clamping the slider!
}
void XonoticPicmipSlider_draw(entity me)
{
    me.autofix(me);
    SUPER(XonoticPicmipSlider).draw(me);
}