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annotate test/dotproduct.d @ 50:6fcc08a4d406 trunk

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[svn r54] Added support for nested delegates referencing parent's stack variables. Replaced tester.sh with a version written in D. A few bugfixes.
author lindquist
date Mon, 22 Oct 2007 15:40:56 +0200
parents e116aa1488e6
children 0c5f410d973c
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1 struct vec3
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2 {
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3 float x,y,z;
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5 float dot(ref vec3 v)
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6 {
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7 return x*v.x + y*v.y + z*v.z;
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8 }
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e116aa1488e6 [svn r8] changed backend includes to always use the gen/<foo>.h prefix
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10 void print(char[] n)
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11 {
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e116aa1488e6 [svn r8] changed backend includes to always use the gen/<foo>.h prefix
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12 printf("%.*s = vec3(%.4f, %.4f, %.4f)\n", n.length, n.ptr, x,y,z);
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13 }
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14 }
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16 int main()
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17 {
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18 printf("Dot Product test\n");
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19
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20 const float f = 0.7071067811865474617f;
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21 vec3 v = vec3(f,f,0);
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22 vec3 w = vec3(f,0,f);
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24 v.print("v");
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25 v.print("w");
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27 auto dp = v.dot(w);
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28 printf("v ยท w = %f\n", dp);
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29 assert(dp > 0.4999 && dp < 0.5001);
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31 printf(" SUCCESS\n");
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32 return 0;
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33 }
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