Xonotic
slider_picmip.qc
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1 #include "slider_picmip.qh"
2 
4 {
5  entity me;
7  me.configureXonoticPicmipSlider(me);
8  return me;
9 }
11 {
12  me.configureXonoticTextSlider(me, "gl_picmip",
13  _("Change the sharpness of the textures. Lowering it will effectively reduce texture memory usage, but make the textures appear very blurry."));
14  me.autofix(me);
15  me.have_s3tc = GL_Have_TextureCompression();
16 }
17 float texmemsize(float s3tc)
18 {
19  return
20  (
21  2500 * (0.25 ** max(0, cvar("gl_picmip") + cvar("gl_picmip_other")))
22  + 1500 * (0.25 ** max(0, cvar("gl_picmip") + cvar("gl_picmip_world")))
23  ) * ((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
24 }
26 {
27  float max_hard, max_soft;
28  if(cvar("menu_picmip_bypass"))
29  return;
30  max_hard = cvar("sys_memsize_virtual");
31  max_soft = cvar("sys_memsize_physical");
32  if(max_hard > 0)
33  {
34  while(me.value > 0 && texmemsize(me.have_s3tc) > max_hard)
35  me.setValue(me, me.value - 1);
36  }
37  // TODO also check the soft limit!
38  // TODO better handling than clamping the slider!
39 }
41 {
42  me.autofix(me);
43  SUPER(XonoticPicmipSlider).draw(me);
44 }
void XonoticPicmipSlider_autofix(entity me)
#define NEW(cname,...)
Definition: oo.qh:105
entity() spawn
entity makeXonoticPicmipSlider()
Definition: slider_picmip.qc:3
#define SUPER(cname)
Definition: oo.qh:219
float texmemsize(float s3tc)
void XonoticPicmipSlider_configureXonoticPicmipSlider(entity me)
void XonoticPicmipSlider_draw(entity me)