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SelectionObjectMarker.cc
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49 
51 #include "SelectionObjectMarker.hh"
52 
53 //******************************************************************************
54 
55 const ACG::Vec4f disabled_color (0.4f,0.4f,0.4f,1.0f);
56 const ACG::Vec4f selected_color (0.0f,1.0f,0.0f,0.5f);
57 
58 //******************************************************************************
59 
60 bool SelectionObjectMarker::stencilRefForObject(BaseObjectData * _obj, GLuint & _reference)
61 {
62  if (_obj->flag("vsi_objectId_disabled"))
63  {
64  _reference = 1;
65  return true;
66  }
67  else if (_obj->flag("vsi_objectId_selected"))
68  {
69  _reference = 2;
70  return true;
71  }
72 
73  return false;
74 }
75 
76 bool SelectionObjectMarker::blendForStencilRefNumber(GLuint _reference, GLenum & _src, GLenum & _dst, ACG::Vec4f & _color)
77 {
78  switch (_reference)
79  {
80  case 1:
81  _src = GL_ZERO;
82  _dst = GL_SRC_COLOR;
83  _color = disabled_color;
84  return true;
85  case 2:
86  _src = GL_SRC_ALPHA;
87  _dst = GL_ONE_MINUS_SRC_ALPHA;
88  _color = selected_color;
89  return true;
90  default:
91  return false;
92  }
93  return false;
94 }
95 
bool blendForStencilRefNumber(GLuint _reference, GLenum &_src, GLenum &_dst, ACG::Vec4f &_color)
bool flag(QString _flag)
Definition: BaseObject.cc:310
bool stencilRefForObject(BaseObjectData *_obj, GLuint &_reference)