Merge branch 'master' of git://git.xonotic.org/xonotic/xonotic-data.pk3dir

[xonotic/xonotic-data.pk3dir.git] / qcsrc / common / util.qc

diff --git a/qcsrc/common/util.qc b/qcsrc/common/util.qc
index 42be955f0c48d0b851c56077442b4c3cfecb9f59..1bfbca6ae107cf27eab18fe437035669cc140e02 100644 (file)
--- a/qcsrc/common/util.qc
+++ b/qcsrc/common/util.qc
@@ -1,43 +1,3 @@
-// checkextension wrapper for log
-float sqrt(float f); // declared later
-float exp(float f); // declared later
-float pow(float f, float e); // declared later
-float checkextension(string s); // declared later
-float log_synth(float f)
-{
-       float p, l;
-       if(f < 0)
-               return sqrt(-1); // nan? -inf?
-       if(f == 0)
-               return sqrt(-1); // ACTUALLY this should rather be -inf, but we cannot create a +inf in QC
-       if(f + f == f)
-               return l; // +inf
-       if(f < 1)
-       {
-               f = 1 / f;
-               p = -1;
-       }
-       else
-               p = 1;
-       while(f > 2)
-       {
-               f = sqrt(f);
-               p *= 2;
-       }
-       // two steps are good enough
-       l = ((6-f) * f - 5) / 4.32808512266689022212;
-       l += exp(-l) * f - 1;
-       l += exp(-l) * f - 1;
-       return l * p;
-}
-float log(float f)
-{
-       if(checkextension("DP_QC_LOG"))
-               return log_builtin(f);
-       else
-               return log_synth(f);
-}
-
 string wordwrap_buffer;
 
 void wordwrap_buffer_put(string s)
@@ -439,6 +399,8 @@ string GametypeNameFromType(float g)
        else if (g == GAME_RACE) return "rc";
        else if (g == GAME_NEXBALL) return "nexball";
        else if (g == GAME_CTS) return "cts";
+       else if (g == GAME_FREEZETAG) return "freezetag";
+       else if (g == GAME_KEEPAWAY) return "ka";
        return "dm";
 }
 
@@ -1875,7 +1837,13 @@ float get_model_parameters(string m, float sk)
        fn = get_model_datafilename(m, sk, "txt");
        fh = fopen(fn, FILE_READ);
        if(fh < 0)
-               return 0;
+       {
+               sk = 0;
+               fn = get_model_datafilename(m, sk, "txt");
+               fh = fopen(fn, FILE_READ);
+               if(fh < 0)
+                       return 0;
+       }
 
        get_model_parameters_modelname = m;
        get_model_parameters_modelskin = sk;
@@ -1940,3 +1908,74 @@ vector NearestPointOnBox(entity box, vector org)
        return nearest;
 }
 #endif
+
+float vercmp_recursive(string v1, string v2)
+{
+       float dot1, dot2;
+       string s1, s2;
+       float r;
+
+       dot1 = strstrofs(v1, ".", 0);
+       dot2 = strstrofs(v2, ".", 0);
+       if(dot1 == -1)
+               s1 = v1;
+       else
+               s1 = substring(v1, 0, dot1);
+       if(dot2 == -1)
+               s2 = v2;
+       else
+               s2 = substring(v2, 0, dot2);
+
+       r = stof(s1) - stof(s2);
+       if(r != 0)
+               return r;
+
+       r = strcasecmp(s1, s2);
+       if(r != 0)
+               return r;
+
+       if(dot1 == -1)
+               if(dot2 == -1)
+                       return 0;
+               else
+                       return -1;
+       else
+               if(dot2 == -1)
+                       return 1;
+               else
+                       return vercmp_recursive(substring(v1, dot1 + 1, 999), substring(v2, dot2 + 1, 999));
+}
+
+float vercmp(string v1, string v2)
+{
+       if(strcasecmp(v1, v2) == 0) // early out check
+               return 0;
+
+       // "git" beats all
+       if(v1 == "git")
+               return 1;
+       if(v2 == "git")
+               return -1;
+
+       return vercmp_recursive(v1, v2);
+}
+
+float u8_strsize(string s)
+{
+       float l, i, c;
+       l = 0;
+       for(i = 0; ; ++i)
+       {
+               c = str2chr(s, i);
+               if(c <= 0)
+                       break;
+               ++l;
+               if(c >= 0x80)
+                       ++l;
+               if(c >= 0x800)
+                       ++l;
+               if(c >= 0x10000)
+                       ++l;
+       }
+       return l;
+}