Mercurial > projects > ldc
view tests/mini/dotproduct.d @ 1060:599e3d6d0dbd
Remove a dead variable from ldmd.
(It used to be used to pass an extra -help to ldc when no files were
specified, but we handle that in ldc itself now)
author | Frits van Bommel <fvbommel wxs.nl> |
---|---|
date | Sun, 08 Mar 2009 09:57:20 +0100 |
parents | 1bb99290e03a |
children |
line wrap: on
line source
extern(C) int printf(char*, ...); struct vec3 { float x,y,z; float dot(ref vec3 v) { return x*v.x + y*v.y + z*v.z; } void print(char[] n) { printf("%.*s = vec3(%.4f, %.4f, %.4f)\n", n.length, n.ptr, x,y,z); } } int main() { printf("Dot Product test\n"); const f = 0.7071067811865474617; vec3 v = vec3(f,f,0); vec3 w = vec3(f,0,f); v.print("v"); w.print("w"); auto dp = v.dot(w); printf("v ยท w = %f\n", dp); assert(dp > 0.4999 && dp < 0.5001); printf(" SUCCESS\n"); return 0; }