suzanne.soy/2011-m2s3-city-builder
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Passage de la 2D à la 3D pour la fonction cosAngle dans vertex.

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Yoann 2012-01-11 18:55:42 +01:00
parent 3f4674803e
commit ee6918a0b7
1 changed files with 1 additions and 1 deletions
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geometry/vertex.cpp
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@ -36,7 +36,7 @@ Vertex Vertex::setNorm(float n) const {
float Vertex::cosAngle(Vertex v) const { float Vertex::cosAngle(Vertex v) const {
// http://www.developpez.net/forums/d202580/applications/developpement-2d-3d-jeux/contribuez/faq-mat-quat-ajout-calculs-vectoriels/ // http://www.developpez.net/forums/d202580/applications/developpement-2d-3d-jeux/contribuez/faq-mat-quat-ajout-calculs-vectoriels/
return ((this->x*v.x + this->y*v.y) / (norm()*v.norm())); return ((this->x*v.x + this->y*v.y + this->z*v.z) / (norm()*v.norm()));
} }
float Vertex::angle(Vertex v) const { float Vertex::angle(Vertex v) const {