////////////////////////////////////////////////////////
//
// GEM - Graphics Environment for Multimedia
//
// Implementation file
//
// SPDX-FileCopyrightText: © 2002, IOhannes m zmölnig and the GEM contributors
// SPDX-License-Identifier: GPL-2.0-or-later
//
// this file has been generated...
////////////////////////////////////////////////////////

#include "GEMglTexSubImage1D.h"
#include "Gem/Image.h"
#include "Gem/State.h"

CPPEXTERN_NEW_WITH_THREE_ARGS ( GEMglTexSubImage1D, t_floatarg, A_DEFFLOAT,
                                t_floatarg, A_DEFFLOAT, t_floatarg, A_DEFFLOAT );

/////////////////////////////////////////////////////////
//
// GEMglViewport
//
/////////////////////////////////////////////////////////
// Constructor
//
GEMglTexSubImage1D :: GEMglTexSubImage1D(t_floatarg arg0, t_floatarg arg1,
    t_floatarg arg2) :
  target(0),
  level(static_cast<GLint>(arg0)),
  xoffset(static_cast<GLint>(arg1)),
  width(static_cast<GLsizei>(arg2))
{
  m_inlet[0] = inlet_new(this->x_obj, &this->x_obj->ob_pd, gensym("float"),
                         gensym("level"));
  m_inlet[1] = inlet_new(this->x_obj, &this->x_obj->ob_pd, gensym("float"),
                         gensym("xoffset"));
  m_inlet[2] = inlet_new(this->x_obj, &this->x_obj->ob_pd, gensym("float"),
                         gensym("width"));
}
/////////////////////////////////////////////////////////
// Destructor
//
GEMglTexSubImage1D :: ~GEMglTexSubImage1D ()
{
  inlet_free(m_inlet[0]);
  inlet_free(m_inlet[1]);
  inlet_free(m_inlet[2]);
}

//////////////////
// extension check
bool GEMglTexSubImage1D :: isRunnable(void)
{
  if(GLEW_VERSION_1_1) {
    return true;
  }
  error("your system does not support OpenGL-1.1");
  return false;
}


/////////////////////////////////////////////////////////
// Render
//
void GEMglTexSubImage1D :: render(GemState *state)
{
  if (!state) {
    return;
  }
  pixBlock*img=NULL;
  state->get(GemState::_PIX, img);
  if(!img) {
    return;
  }
  target=GL_TEXTURE_1D;
  glTexSubImage1D (target, level, xoffset, width,
                   img->image.format,
                   img->image.type,
                   img->image.data);
}

/////////////////////////////////////////////////////////
// Variables
//
void GEMglTexSubImage1D :: targetMess (t_float arg1)    // FUN
{
  error("target has to be GL_TEXTURE_1D");
}

void GEMglTexSubImage1D :: levelMess (t_float arg1)     // FUN
{
  level = static_cast<GLint>(arg1);
  setModified();
}

void GEMglTexSubImage1D :: xoffsetMess (t_float arg1)   // FUN
{
  xoffset = static_cast<GLint>(arg1);
  setModified();
}

void GEMglTexSubImage1D :: widthMess (t_float arg1)     // FUN
{
  width = static_cast<GLsizei>(arg1);
  setModified();
}

/////////////////////////////////////////////////////////
// static member functions
//

void GEMglTexSubImage1D :: obj_setupCallback(t_class *classPtr)
{
  class_addmethod(classPtr,
                  reinterpret_cast<t_method>(&GEMglTexSubImage1D::targetMessCallback),
                  gensym("target"), A_DEFFLOAT, A_NULL);
  class_addmethod(classPtr,
                  reinterpret_cast<t_method>(&GEMglTexSubImage1D::levelMessCallback),
                  gensym("level"), A_DEFFLOAT, A_NULL);
  class_addmethod(classPtr,
                  reinterpret_cast<t_method>(&GEMglTexSubImage1D::xoffsetMessCallback),
                  gensym("xoffset"), A_DEFFLOAT, A_NULL);
  class_addmethod(classPtr,
                  reinterpret_cast<t_method>(&GEMglTexSubImage1D::widthMessCallback),
                  gensym("width"), A_DEFFLOAT, A_NULL);
}

void GEMglTexSubImage1D :: targetMessCallback (void* data, t_float arg0)
{
  GetMyClass(data)->targetMess ( static_cast<t_float>(arg0));
}
void GEMglTexSubImage1D :: levelMessCallback (void* data, t_float arg0)
{
  GetMyClass(data)->levelMess ( static_cast<t_float>(arg0));
}
void GEMglTexSubImage1D :: xoffsetMessCallback (void* data, t_float arg0)
{
  GetMyClass(data)->xoffsetMess ( static_cast<t_float>(arg0));
}
void GEMglTexSubImage1D :: widthMessCallback (void* data, t_float arg0)
{
  GetMyClass(data)->widthMess ( static_cast<t_float>(arg0));
}
