/**
* Indicates the <i>texture</i> specified by this <i>effect</i>. The texture is specified by the <i>diffuse</i>
* field of the shader specified by the <i>profile_COMMON</i> element.
*
* @return The texture specified by this effect, or null if the texture cannot be resolved.
*/
public ColladaTexture getTexture()
{
ColladaProfileCommon profile = this.getProfileCommon();
if (profile == null)
{
return(null);
}
ColladaTechnique technique = profile.getTechnique();
if (technique == null)
{
return(null);
}
ColladaAbstractShader shader = technique.getShader();
if (shader == null)
{
return(null);
}
ColladaTextureOrColor diffuse = shader.getDiffuse();
if (diffuse == null)
{
return(null);
}
return(diffuse.getTexture());
}
/**
* Indicates the material specified by this effect. Material is specified by the shader in the <i>profile_COMMON</i>
* element.
*
* @return The material for this effect, or null if the material cannot be resolved.
*/
public Material getMaterial()
{
ColladaProfileCommon profile = this.getProfileCommon();
if (profile == null)
{
return(null);
}
ColladaTechnique technique = profile.getTechnique();
if (technique == null)
{
return(null);
}
ColladaAbstractShader shader = technique.getShader();
if (shader == null)
{
return(null);
}
Color emission = null;
Color ambient = null;
Color diffuse = null;
Color specular = null;
ColladaTextureOrColor textureOrColor = shader.getEmission();
if (textureOrColor != null)
{
emission = textureOrColor.getColor();
}
textureOrColor = shader.getAmbient();
if (textureOrColor != null)
{
ambient = textureOrColor.getColor();
}
textureOrColor = shader.getSpecular();
if (textureOrColor != null)
{
specular = textureOrColor.getColor();
}
textureOrColor = shader.getDiffuse();
if (textureOrColor != null)
{
diffuse = textureOrColor.getColor();
}
// TODO what should be we do with materials that don't have Diffuse?
if (diffuse == null)
{
return(null);
}
if (emission == null)
{
emission = new Color(0, 0, 0, diffuse.getAlpha());
}
if (ambient == null)
{
ambient = diffuse;
}
if (specular == null)
{
specular = new Color(255, 255, 255, diffuse.getAlpha());
}
return(new Material(specular, diffuse, ambient, emission, 1f));
}
