Mercurial > projects > ldc

annotate tests/mini/dotproduct.d @ 883:b52d5de7783f

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
GC defines and linkage changes.
author Christian Kamm <kamm incasoftware de>
date Thu, 08 Jan 2009 18:20:02 +0100
parents 1bb99290e03a
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
270
d9d5d59873d8 [svn r291] Fixed a bunch of the old Phobos tests to work with Tango.
lindquist
parents: 66
diff changeset
1 extern(C) int printf(char*, ...);
d9d5d59873d8 [svn r291] Fixed a bunch of the old Phobos tests to work with Tango.
lindquist
parents: 66
diff changeset
2
1
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
3 struct vec3
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
4 {
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
5 float x,y,z;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
6
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
7 float dot(ref vec3 v)
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
8 {
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
9 return x*v.x + y*v.y + z*v.z;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
10 }
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
11
4
e116aa1488e6 [svn r8] changed backend includes to always use the gen/<foo>.h prefix
lindquist
parents: 1
diff changeset
12 void print(char[] n)
1
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
13 {
4
e116aa1488e6 [svn r8] changed backend includes to always use the gen/<foo>.h prefix
lindquist
parents: 1
diff changeset
14 printf("%.*s = vec3(%.4f, %.4f, %.4f)\n", n.length, n.ptr, x,y,z);
1
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
15 }
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
16 }
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
17
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
18 int main()
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
19 {
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
20 printf("Dot Product test\n");
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
21
66
0c5f410d973c [svn r70] Fixed bug where correct calling convention was not set on calling aggregate methods
lindquist
parents: 4
diff changeset
22 const f = 0.7071067811865474617;
1
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
23 vec3 v = vec3(f,f,0);
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
24 vec3 w = vec3(f,0,f);
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
25
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
26 v.print("v");
66
0c5f410d973c [svn r70] Fixed bug where correct calling convention was not set on calling aggregate methods
lindquist
parents: 4
diff changeset
27 w.print("w");
1
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
28
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
29 auto dp = v.dot(w);
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
30 printf("v ยท w = %f\n", dp);
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
31 assert(dp > 0.4999 && dp < 0.5001);
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
32
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
33 printf(" SUCCESS\n");
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
34 return 0;
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
35 }
c53b6e3fe49a [svn r5] Initial commit. Most things are very rough.
lindquist
parents:
diff changeset
36