bug corrections

include/Utils/drawer.h

@@ -129,12 +129,7 @@ public:
 	/**
 	 * use as a glCallList
 	 */
-	void callList();
-
-	/**
-	 * use as a glCallList
-	 */
-	void callList(float opacity) { m_shader->setOpacity(opacity); callList(); }
+	void callList(float opacity = 1.0f);
 
 	/**
 	 * use as glLineWidth

include/Utils/text3d.h

@@ -130,7 +130,7 @@ public:
 	*/
 	void drawAll(const Geom::Vec4f& color);
 
-	void drawAll(const Geom::Vec3f& color){ drawAll( Geom::Vec4f(color[0],color[1],color[2],1.0f)); }
+	void drawAll(const Geom::Vec3f& color){ drawAll( Geom::Vec4f(color[0],color[1],color[2],m_color[3])); }
 
 
 	/**
@@ -139,7 +139,7 @@ public:
 	*/
 	void predraw(const Geom::Vec4f& color);
 
-	void predraw(const Geom::Vec3f& color){ predraw( Geom::Vec4f(color[0],color[1],color[2],1.0f)); }
+	void predraw(const Geom::Vec3f& color){ predraw( Geom::Vec4f(color[0],color[1],color[2],m_color[3])); }
 
 
 	/**
@@ -148,7 +148,7 @@ public:
 	*/
 	void changeColor(const Geom::Vec4f& color);
 
-	void changeColor(const Geom::Vec3f& color){ changeColor( Geom::Vec4f(color[0],color[1],color[2],1.0f)); }
+	void changeColor(const Geom::Vec3f& color){ changeColor( Geom::Vec4f(color[0],color[1],color[2],m_color[3])); }
 
 	/**
 	 * change opacity but keep color (0 is totally transparent 1 is totally opaque)

src/Utils/drawer.cpp

@@ -171,6 +171,8 @@ void Drawer::callList(float opacity)
 	if (m_begins.empty())
 		return;
 
+	m_shader->setOpacity(opacity);
+
 	m_shader->enableVertexAttribs();
 	for (std::vector<PrimParam>::iterator pp = m_begins.begin(); pp != m_begins.end(); ++pp)
 	{
@@ -184,6 +186,7 @@ void Drawer::callList(float opacity)
 }
 
 
+
 void Drawer::toSVG(Utils::SVG::SVGOut& svg)
 {
 	const Geom::Vec3f* ptrP = reinterpret_cast<Geom::Vec3f*>(m_vboPos->lockPtr());

src/Utils/text3d.cpp

@@ -106,6 +106,8 @@ Strings3D::Strings3D(bool withBackground, const Geom::Vec3f& bgc, bool with_plan
 		*m_uniform_planeY = glGetUniformLocation(program_handler(), "planeY");
 	}
 	unbind();
+
+	m_color = Geom::Vec4f(0.0f,0.0f,0.0f,1.0f);
 }
 
 void Strings3D::setScale(float scale)