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

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

diff --git a/qcsrc/common/util.qh b/qcsrc/common/util.qh
index 64830ca1d73330931919e01e2b5d537f8c5141ab..49e51b0ffda7a4f95d23a08d41e1d46f6f75a398 100644 (file)
--- a/qcsrc/common/util.qh
+++ b/qcsrc/common/util.qh
@@ -79,6 +79,7 @@ string mmssss(float t);
 
 string ScoreString(float vflags, float value);
 
+float dotproduct(vector a, vector b);
 vector cross(vector a, vector b);
 
 void compressShortVector_init();
@@ -168,6 +169,9 @@ vector solve_quadratic(float a, float b, float c);
 // z = 1 if a real solution exists, 0 if not
 // if no real solution exists, x contains the real part and y the imaginary part of the complex solutions x+iy and x-iy
 
+vector solve_shotdirection(vector myorg, vector myvel, vector eorg, vector evel, float spd, float newton_style);
+vector get_shotvelocity(vector myvel, vector mydir, float spd, float newton_style, float mi, float ma);
+
 void check_unacceptable_compiler_bugs();
 
 float compressShotOrigin(vector v);
@@ -314,3 +318,24 @@ float ReadApproxPastTime();
 // execute-stuff-next-frame subsystem
 void execute_next_frame();
 void queue_to_execute_next_frame(string s);
+
+// for marking written-to values as unused where it's a good idea to do this
+noref float unused_float;
+
+
+
+// a function f with:
+// f(0) = 0
+// f(1) = 1
+// f'(0) = startspeedfactor
+// f'(1) = endspeedfactor
+float cubic_speedfunc(float startspeedfactor, float endspeedfactor, float x);
+
+// checks whether f'(x) = 0 anywhere from 0 to 1
+// because if this is the case, the function is not usable for platforms
+// as it may exceed 0..1 bounds, or go in reverse
+float cubic_speedfunc_is_sane(float startspeedfactor, float endspeedfactor);
+
+typedef entity(entity cur, entity near, entity pass) findNextEntityNearFunction_t;
+typedef float(entity a, entity b, entity pass) isConnectedFunction_t;
+void FindConnectedComponent(entity e, .entity fld, findNextEntityNearFunction_t nxt, isConnectedFunction_t iscon, entity pass);