git-svn-id: svn://db.shs.com.ru/libs@62 a8b55f48-bf90-11e4-a774-851b48703e85

qglview/glvbo.cpp

@@ -235,6 +235,19 @@ void GLVBO::translatePoints(const QVector3D & dp) {
 }
 
 
+void GLVBO::scalePoints(const QVector3D & dp) {
+	if (vertices_.isEmpty()) return;
+	int vcnt = vertices_.size() / 3;
+	for (int i = 0; i < vcnt; ++i) {
+		int vi = i * 3;
+		vertices_[vi + 0] *= dp.x();
+		vertices_[vi + 1] *= dp.y();
+		vertices_[vi + 2] *= dp.z();
+	}
+	rebuffer();
+}
+
+
 bool GLVBO::saveToFile(const QString & filename) {
 	if (filename.isEmpty()) return false;
 	QFile f(filename);

qglview/glvbo.h

@@ -47,6 +47,7 @@ public:
 	QVector<GLfloat> & colors() {changed = true; return colors_;}
 
 	void translatePoints(const QVector3D & dp);
+	void scalePoints(const QVector3D & dp);
 
 	bool saveToFile(const QString & filename);
 	bool loadFromFile(const QString & filename);