gtkradiant/radiant/surfacedialog.cpp

/*
Copyright (C) 1999-2007 id Software, Inc. and contributors.
For a list of contributors, see the accompanying CONTRIBUTORS file.

This file is part of GtkRadiant.

GtkRadiant is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.

GtkRadiant is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with GtkRadiant; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
*/

//
// Surface Dialog
//
// Leonardo Zide (leo@lokigames.com)
//

#include <gdk/gdkkeysyms.h>
#include "stdafx.h"
#include "surfacedialog.h"

SurfaceDlg g_dlgSurface;

/////////////////////////////////////////////////////////////////////////////
// surface properties plugin

/*
===================================================

  SURFACE INSPECTOR

===================================================
*/

// the texdef to switch back to when the OnCancel is called
texdef_t	g_old_texdef;
// when != NULL, this thing means the surface inspector is currently being displayed
// NOTE a boolean flag would have been more explicit, this is totally so ugly
GtkWidget*  g_surfwin = NULL;
// turn on/off processing of the "changed" "value_changed" messages
// (need to turn off when we are feeding data in)
bool g_bListenChanged = true;
// the struct used to store the increments (saved in registry)
texdef_t *l_pIncrement = &g_qeglobals.d_savedinfo.m_SIIncrement;
// turn on/off listening of the update messages
bool g_bListenUpdate = true;

#ifdef _DEBUG
// experimental stuff, work directly on BP
static void OnTest(GtkWidget *widget, gpointer data) 
{
  if (!g_qeglobals.m_bBrushPrimitMode)
  {
    Sys_FPrintf(SYS_WRN, "BP mode required\n");
    return;
  }
  if (g_ptrSelectedFaces.GetSize() != 1)
  {
    Sys_FPrintf(SYS_WRN, "Expected single face selection\n");
    return;
  }
  brush_t *b = reinterpret_cast<brush_t*>(g_ptrSelectedFaceBrushes.GetAt(0));
  face_t *selFace = reinterpret_cast<face_t*>(g_ptrSelectedFaces.GetAt(0));
  // get the ST axis base for the face
  vec3_t texS,texT;
  ComputeAxisBase(selFace->plane.normal, texS, texT);
  // find ST coordinates for the center of the face
  float Os=0,Ot=0;
  int i;
  for (i=0; i<selFace->face_winding->numpoints; i++)
  {
    Os += DotProduct(selFace->face_winding->points[i],texS);
    Ot += DotProduct(selFace->face_winding->points[i],texT);
  }
  Os /= selFace->face_winding->numpoints;
  Ot /= selFace->face_winding->numpoints;
  brushprimit_texdef_t *pBP = &selFace->brushprimit_texdef;

  // (FIXME: initial version, before axis base change optimize)

  // we need to compute our BP matrix in this new axis base (O,texS,texT)
  // the general case if BPO = M * BP * M^-1
  //   where BPO is transformation expressed in (O,texS,texT)
  //         M is the axis base change from (origin,texS,texT) to (O,texS,texT)
  // here we have a special case, M is a translation and it's inverse is easy
  vec_t BPO[2][3];
  vec_t aux[2][3];
  vec_t m[2][3];
  memset(&m, 0, sizeof(vec_t)*6);
  m[0][0] = 1; m[1][1] = 1; m[0][2] = -Os; m[1][2] = -Ot;
  BPMatMul(m, pBP->coords, aux);
  m[0][2] = Os; m[1][2] = Ot; // now M^-1
  BPMatMul(aux, m, BPO); 

#if 0
  // apply a scaling
  // scale factors against S and T axis, we apply on top of the existing matrix
  // <1 will decrease the texel/world resolution, >1 will increase
  float sS = 1.025,sT = 1.025;
  BPMatScale(BPO,sS,sT);
#endif
#if 0
  // apply a rotation
  float theta = 5;
  BPMatRotate(BPO,theta);
#endif
#if 0
  // read the scale
  ConvertTexMatWithQTexture(BPO, selFace->d_texture, aux, NULL);
  // reset the scale (normalize the matrix)
  vec_t v1,v2;
  v1 = sqrt(aux[0][0]*aux[0][0]+aux[1][0]*aux[1][0]);
  v2 = sqrt(aux[0][1]*aux[0][1]+aux[1][1]*aux[1][1]);
  // if reading the scale values, we have them here:
  Sys_Printf("Current Scale: S: %g T: %g\n", v1, v2);
  return;
#endif
#if 1
  // apply a given scale (on S and T)
  ConvertTexMatWithQTexture(BPO, selFace->d_texture, aux, NULL);
  // reset the scale (normalize the matrix)
  vec_t v1,v2;
  v1 = sqrt(aux[0][0]*aux[0][0]+aux[1][0]*aux[1][0]);
  v2 = sqrt(aux[0][1]*aux[0][1]+aux[1][1]*aux[1][1]);
  vec_t sS,sT;
  // put the values for scale on S and T here:
  sS = 1.2 / v1;
  sT = 0.8 / v2;
  aux[0][0] *= sS; aux[1][0] *= sS;
  aux[0][1] *= sT; aux[1][1] *= sT;
  ConvertTexMatWithQTexture(aux, NULL, BPO, selFace->d_texture);
#endif

  // now BPO must be expressed back in (origin,texS,texT) axis base BP = M^-1 * BPO * M
  BPMatMul(m, BPO, aux); // m is M^-1
  m[0][2] = -Os; m[1][2] = -Ot;
  BPMatMul(aux, m, pBP->coords);

  // now emit the coordinates on the winding
  EmitBrushPrimitTextureCoordinates(selFace, selFace->face_winding);
  Sys_UpdateWindows(W_CAMERA);
}

/*
  FIXME: try again, there must be a silly mistake in the formula expansion
  // we need to compute our BP matrix in this new axis base (O,texS,texT)
  // the general case is BPO = M * BP * M^-1
  //   where BPO is transformation expressed in (O,texS,texT)
  //         M is the axis base change from (origin,texS,texT) to (O,texS,texT)
  // here we have a special case, M is a translation and it's inverse is easy
  // the M * BP * M^-1 formula can be expanded and simplified
  vec_t BPO[2][3];
  memcpy(&BPO, &pBP->coords, sizeof(vec_t)*6);
  BPO[0][2] = Os*(pBP->coords[0][0]-1.0) + Ot*pBP->coords[0][1] + pBP->coords[0][2];
  BPO[1][2] = Os*pBP->coords[1][0] + Ot*(pBP->coords[1][1]-1.0) + Ot*pBP->coords[1][2]; 

  // apply a scaling
  // scale factors against S and T axis, we apply on top of the existing matrix
  // <1 will decrease the texel/world resolution, >1 will increase
  float sS = 1.025,sT = 1.025;
  BPMatScale(BPO,sS,sT);

  // now BPO must be expressed back in (origin,texS,texT) axis base BP = M^-1 * BPO * M
  // same expanded formula as above
  memcpy(&pBP->coords, &BPO, sizeof(vec_t)*6);
  pBP->coords[0][2] = Os*(1.0-BPO[0][0]) - Ot*BPO[0][1] + BPO[0][2];
  pBP->coords[1][2] = -Os*BPO[1][0] + Ot*(1.0-BPO[1][1]) + BPO[1][2];
*/

/*
  // initial version, before axis base change optimize

  // we need to compute our BP matrix in this new axis base (O,texS,texT)
  // the general case if BPO = M * BP * M^-1
  //   where BPO is transformation expressed in (O,texS,texT)
  //         M is the axis base change from (origin,texS,texT) to (O,texS,texT)
  // here we have a special case, M is a translation and it's inverse is easy
  vec_t BPO[2][3];
  vec_t aux[2][3];
  vec_t m[2][3];
  memset(&m, 0, sizeof(vec_t)*6);
  m[0][0] = 1; m[1][1] = 1; m[0][2] = -Os; m[1][2] = -Ot;
  BPMatMul(m, pBP->coords, aux);
  m[0][2] = Os; m[1][2] = Ot; // now M^-1
  BPMatMul(aux, m, BPO); 

  // apply a scaling
  // scale factors against S and T axis, we apply on top of the existing matrix
  // <1 will decrease the texel/world resolution, >1 will increase
  float sS = 1.025,sT = 1.025;
  BPMatScale(BPO,sS,sT);

  // now BPO must be expressed back in (origin,texS,texT) axis base BP = M^-1 * BPO * M
  BPMatMul(m, BPO, aux); // m is M^-1
  m[0][2] = -Os; m[1][2] = -Ot;
  BPMatMul(aux, m, pBP->coords);
*/
#endif

static void OnDone(GtkWidget *widget, gpointer data) 
{
  g_dlgSurface.GetTexMods();
  g_dlgSurface.HideDlg ();
  Sys_UpdateWindows(W_ALL);
}

// OnUpdate is called when something is changed in the dialog
// and must be reflected in the views. But it's not a change
// so important, so the system will try to undo our last do before applying the new changes
static void OnUpdate (GtkWidget *widget, gpointer data)
{
  if (!g_bListenChanged)
    return;

  if (OnlyPatchesSelected())
  {
    //++timo possible bug or misfeature in our gtk_MessageBox here..
//    gtk_MessageBox("The surface inspector doesn't work for patches, use the patch inspector instead (Shift+S)", "Surface Inspector", MB_OK );
    Sys_Printf("The surface inspector doesn't work for patches, use the patch inspector instead (Shift+S)\n");
    return;
  }

  // avoid long delays on slow computers
  while (gtk_events_pending ())
    gtk_main_iteration ();

  g_dlgSurface.GetTexMods ();
  Sys_UpdateWindows(W_CAMERA);
}

// reflect the current changes in the views, and make sure
// the changes are stored in the undo.
static void OnApply (GtkWidget *widget, gpointer data) 
{
  if (!g_bListenChanged)
    return;

  g_dlgSurface.GetTexMods ();
  g_dlgSurface.m_nUndoId = 0; // that way we are sure we won't call undo
  Sys_UpdateWindows(W_CAMERA);
}

// we use OnTextureKey to detect when the user edits something in the texture widget
// in which case next 'Enter' will be interpreted as a OnApply instead of a OnDone
static gint OnTextureKey (GtkWidget* widget, GdkEventKey* event, gpointer data)
{
#ifdef DBG_SI
  Sys_Printf("OnTextureKey\n");
#endif
  if (event->keyval != GDK_Return)
    g_dlgSurface.m_bEditingTextureWidget = true;
  return FALSE;
}

static void OnCancel(GtkWidget *widget, gpointer data) 
{
  g_qeglobals.d_texturewin.texdef = g_old_texdef;
  // cancel the last do if we own it
  if (g_dlgSurface.m_nUndoId == Undo_GetUndoId())
  {
#ifdef DBG_SI
    Sys_Printf("OnCancel calling Undo_Undo\n");
#endif
    g_bListenUpdate = false;
    Undo_Undo();
    g_bListenUpdate = true;
    g_dlgSurface.m_nUndoId = 0;
  }
  g_dlgSurface.HideDlg ();
}

static gint OnDialogKey (GtkWidget* widget, GdkEventKey* event, gpointer data)
{
  if (g_surfwin)
  {
    if (event->keyval == GDK_Return)
    {
      if (g_dlgSurface.m_bEditingTextureWidget)
      {
        OnApply (NULL, NULL);
        g_dlgSurface.m_bEditingTextureWidget = false;
      }
      else
      {
        OnDone (NULL, NULL);
      }
      return TRUE;
    }
    if (event->keyval == GDK_Escape)
    {
      OnCancel (NULL, NULL);
      return TRUE;
    }
  }
  return FALSE;
}

// the widget can be one of hshift, vshift, hscale, vscale, rotate
// we use the g_bListenChanged flag to ignore when changing stuff ourselves
static void OnIncrementChanged(GtkWidget *widget, gpointer data)
{
  if (!g_bListenChanged)
    return;

#ifdef DBG_SI
  Sys_Printf("OnIncrementChanged\n");
#endif

  gfloat val = 0;
  sscanf( gtk_entry_get_text (GTK_ENTRY (widget)), "%g", &val);
  // now push it into the appropriate spin button
  GtkAdjustment * adjust;
  if (widget == g_dlgSurface.GetDlgWidget ("hshift_inc"))
  {
    l_pIncrement->shift[0] = val;
    adjust = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (g_dlgSurface.GetDlgWidget ("hshift")));
    adjust->step_increment = l_pIncrement->shift[0];
  }
  else if (widget == g_dlgSurface.GetDlgWidget ("vshift_inc"))
  {
    l_pIncrement->shift[1] = val;
    adjust = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (g_dlgSurface.GetDlgWidget ("vshift")));
    adjust->step_increment = l_pIncrement->shift[1];
  }
  else if (widget == g_dlgSurface.GetDlgWidget ("hscale_inc"))
  {
    l_pIncrement->scale[0] = val;
    adjust = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (g_dlgSurface.GetDlgWidget ("hscale")));
    adjust->step_increment = l_pIncrement->scale[0];
  }
  else if (widget == g_dlgSurface.GetDlgWidget ("vscale_inc"))
  {
    l_pIncrement->scale[1] = val;
    adjust = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (g_dlgSurface.GetDlgWidget ("vscale")));
    adjust->step_increment = l_pIncrement->scale[1];
  }
  else if (widget == g_dlgSurface.GetDlgWidget ("rotate_inc"))
  {
    l_pIncrement->rotate = val;
    adjust = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (g_dlgSurface.GetDlgWidget ("rotate")));
    adjust->step_increment = l_pIncrement->rotate;
  }
}

// make the shift increments match the grid settings
// the objective being that the shift+arrows shortcuts move the texture by the corresponding grid size
// this depends on a scale value if you have selected a particular texture on which you want it to work:
// we move the textures in pixels, not world units. (i.e. increment values are in pixel)
// depending on the texture scale it doesn't take the same amount of pixels to move of g_qeglobals.d_gridsize
// increment * scale = gridsize
// hscale and vscale are optional parameters, if they are zero they will be set to the default scale
// NOTE: the default scale depends if you are using BP mode or regular.
// For regular it's 0.5f (128 pixels cover 64 world units), for BP it's simply 1.0f
// see fenris #2810
void DoSnapTToGrid(float hscale, float vscale)
{
  if (hscale == 0.0f) 
  {
    (g_qeglobals.m_bBrushPrimitMode) ? hscale = 1.0f : hscale = 0.5f;
  }
  if (vscale == 0.0f)
  {
    (g_qeglobals.m_bBrushPrimitMode) ? vscale = 1.0f : vscale = 0.5f;
  }
#ifdef _DEBUG
  Sys_Printf ("DoSnapTToGrid: hscale %g vscale %g\n", hscale, vscale);
#endif
  l_pIncrement->shift[0] = (int) ( (float)g_qeglobals.d_gridsize / hscale );
  l_pIncrement->shift[1] = (int) ( (float)g_qeglobals.d_gridsize / vscale );
  // now some update work
  // FIXME: doesn't look good here, seems to be called several times
  g_dlgSurface.SetTexMods();
}

// make the shift increments match the grid settings
// the objective being that the shift+arrows shortcuts move the texture by the corresponding grid size
// this depends on the current texture scale used?
// we move the textures in pixels, not world units. (i.e. increment values are in pixel)
// depending on the texture scale it doesn't take the same amount of pixels to move of g_qeglobals.d_gridsize
// increment * scale = gridsize
static void OnBtnMatchGrid(GtkWidget *widget, gpointer data)
{
  float hscale, vscale;
  hscale = gtk_spin_button_get_value_as_float (GTK_SPIN_BUTTON (g_dlgSurface.GetDlgWidget ("hscale")));
  vscale = gtk_spin_button_get_value_as_float (GTK_SPIN_BUTTON (g_dlgSurface.GetDlgWidget ("vscale")));
  if (hscale == 0.0f || vscale == 0.0f)
  {
    Sys_Printf("ERROR: unexpected scale == 0.0f\n");
    return;
  }
  DoSnapTToGrid (hscale, vscale);
}

void UpdateSurfaceDialog()
{
  if (!g_bListenUpdate)
    return;

  g_SurfaceTable.m_pfnUpdateSurfaceDialog();
}

// DoSurface will always try to show the surface inspector
// or update it because something new has been selected
void DoSurface (void)
{
#ifdef DBG_SI
  Sys_Printf("DoSurface\n");
#endif
  g_SurfaceTable.m_pfnDoSurface();
  return;
}

void ToggleSurface()
{
  g_SurfaceTable.m_pfnToggleSurface();
  return;
}

// NOTE: will raise and show the Surface inspector and exec fit for patches and brushes
void SurfaceDlgFitAll()
{
  g_SurfaceTable.m_pfnSurfaceDlgFitAll();
  return;
}

static void OnBtnPatchdetails(GtkWidget *widget, gpointer data) 
{
  Patch_NaturalizeSelected(true);
  Sys_UpdateWindows(W_ALL);
}

static void OnBtnPatchnatural(GtkWidget *widget, gpointer data) 
{
  Patch_NaturalizeSelected();
  Sys_UpdateWindows(W_ALL);
}

static void OnBtnPatchreset(GtkWidget *widget, gpointer data) 
{
  float fx, fy;

  if (DoTextureLayout (&fx, &fy) == IDOK)
    Patch_ResetTexturing (fx, fy);
  Sys_UpdateWindows(W_ALL);
}

static void OnBtnPatchFit(GtkWidget *widget, gpointer data) 
{
  Patch_ResetTexturing(1.0, 1.0);
  Sys_UpdateWindows(W_ALL);
}

static void OnBtnAxial(GtkWidget *widget, gpointer data)
{
  Select_SetTexture (&g_qeglobals.d_texturewin.texdef, &g_qeglobals.d_texturewin.brushprimit_texdef, true);
  g_dlgSurface.SetTexMods();
  Sys_UpdateWindows(W_ALL);
}

static void OnBtnFaceFit(GtkWidget *widget, gpointer data) 
{
  g_dlgSurface.UpdateData(TRUE);
  if (g_ptrSelectedFaces.GetSize() == 0)
  {
    brush_t *b;
    for (b=selected_brushes.next ; b != &selected_brushes ; b=b->next)
    {
      for (face_t* pFace = b->brush_faces; pFace; pFace = pFace->next)
      {
        g_ptrSelectedFaces.Add(pFace);
        g_ptrSelectedFaceBrushes.Add(b);
      }
    }
    Select_FitTexture(g_dlgSurface.m_nHeight, g_dlgSurface.m_nWidth);
    g_dlgSurface.SetTexMods();
    g_ptrSelectedFaces.RemoveAll();
  }
  else
  {
    Select_FitTexture(g_dlgSurface.m_nHeight, g_dlgSurface.m_nWidth);
    g_dlgSurface.SetTexMods();
  }
  Sys_UpdateWindows(W_ALL);
}

// =============================================================================
// SurfaceDialog class

SurfaceDlg::SurfaceDlg ()
{
  m_nHeight = 1;
  m_nWidth = 1;
  m_nUndoId = 0;
}

void SurfaceDlg::ShowDlg()
{
  Dialog::ShowDlg();
  if(GetWidget() == NULL)
    Create();
  g_surfwin = GetWidget ();
}
void SurfaceDlg::HideDlg()
{
  g_surfwin = NULL;
  Dialog::HideDlg();
}

GtkWidget* SurfaceDlg::GetWidget()
{
  return g_SurfaceTable.m_pfnGet_SI_Module_Widget();
}

// set default values for increments (shift scale and rot)
// this is called by the prefs code if can't find the values
void SurfaceDlg::InitDefaultIncrement(texdef_t *tex)
{
  tex->SetName("foo");
  tex->shift[0] = 8;
  tex->shift[1] = 8;
  tex->scale[0] = 0.25;
  tex->scale[1] = 0.25;
  tex->rotate = 10;      
}

void SurfaceDlg::BuildDialog ()
{
  GtkWidget *dlg, *vbox, *hbox2, *frame, *table, *label;
  GtkWidget *button, *entry, *spin;

  dlg = m_pWidget;

  load_window_pos (dlg, g_PrefsDlg.mWindowInfo.posSurfaceWnd);

  gtk_window_set_title (GTK_WINDOW (dlg), "Surface inspector");
  //g_signal_connect (G_OBJECT (dlg), "delete_event", G_CALLBACK (OnCancel), NULL);
  // we catch 'Enter' and interpret is as OnDone
  gtk_signal_connect (GTK_OBJECT (dlg), "key_press_event", GTK_SIGNAL_FUNC (OnDialogKey), NULL);
  gtk_window_set_transient_for (GTK_WINDOW (dlg), GTK_WINDOW (g_pParentWnd->m_pWidget));

  // replaced by only the vbox:
  vbox = gtk_vbox_new (FALSE, 5);
  gtk_widget_show (vbox);
  gtk_container_add (GTK_CONTAINER (dlg), vbox);
  gtk_container_set_border_width (GTK_CONTAINER (vbox), 5);

  hbox2 = gtk_hbox_new (FALSE, 5);
  gtk_widget_show (hbox2);
  gtk_box_pack_start (GTK_BOX (vbox), hbox2, FALSE, TRUE, 0);

  label = gtk_label_new ("Texture");
  gtk_widget_show (label);
  gtk_box_pack_start (GTK_BOX (hbox2), label, FALSE, TRUE, 0);

  entry = gtk_entry_new ();
  gtk_signal_connect (GTK_OBJECT (entry), "key_press_event", GTK_SIGNAL_FUNC (OnTextureKey), NULL);
  gtk_widget_show (entry);
  gtk_box_pack_start (GTK_BOX (hbox2), entry, TRUE, TRUE, 0);
  g_object_set_data (G_OBJECT (m_pWidget), "texture", entry);

//  table = gtk_table_new (5, 4, FALSE);
  table = gtk_table_new (6, 4, FALSE);
  gtk_widget_show (table);
  gtk_box_pack_start (GTK_BOX (vbox), table, FALSE, TRUE, 0);
  gtk_table_set_row_spacings (GTK_TABLE (table), 5);
  gtk_table_set_col_spacings (GTK_TABLE (table), 5);

  label = gtk_label_new ("Horizontal shift");
  gtk_widget_show (label);
  gtk_misc_set_alignment (GTK_MISC (label), 0, 0);
  gtk_table_attach (GTK_TABLE (table), label, 0, 1, 0, 1,
		    (GtkAttachOptions) (GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);

  spin = gtk_spin_button_new (GTK_ADJUSTMENT (gtk_adjustment_new (0, -8192, 8192, 2, 8, 8)), 0, 0);
  g_object_set_data (G_OBJECT (dlg), "hshift", spin);
  gtk_signal_connect (GTK_OBJECT (gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (spin))), "value_changed",
		      GTK_SIGNAL_FUNC (OnUpdate), NULL);
  gtk_widget_show (spin);
  gtk_table_attach (GTK_TABLE (table), spin, 1, 2, 0, 1,
		    (GtkAttachOptions) (GTK_EXPAND | GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);
  gtk_widget_set_usize (spin, 60, -2);

  label = gtk_label_new ("Step");
  gtk_widget_show (label);
  gtk_misc_set_alignment (GTK_MISC (label), 0, 0);
  gtk_table_attach (GTK_TABLE (table), label, 2, 3, 0, 1,
		    (GtkAttachOptions) (GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);
  
  entry = gtk_entry_new ();
  g_object_set_data (G_OBJECT (dlg), "hshift_inc", entry);
  gtk_signal_connect (GTK_OBJECT (entry), "changed",
		      GTK_SIGNAL_FUNC (OnIncrementChanged), NULL);
  gtk_widget_show (entry);
  gtk_table_attach (GTK_TABLE (table), entry, 3, 4, 0, 1,
		    (GtkAttachOptions) (GTK_EXPAND | GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);
  gtk_widget_set_usize (entry, 50, -2);

  label = gtk_label_new ("Vertical shift");
  gtk_widget_show (label);
  gtk_misc_set_alignment (GTK_MISC (label), 0, 0);
  gtk_table_attach (GTK_TABLE (table), label, 0, 1, 1, 2,
		    (GtkAttachOptions) (GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);

  spin = gtk_spin_button_new (GTK_ADJUSTMENT (gtk_adjustment_new (0, -8192, 8192, 2, 8, 8)), 0, 0);
  g_object_set_data (G_OBJECT (dlg), "vshift", spin);
  gtk_signal_connect (GTK_OBJECT (gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (spin))), "value_changed",
		      GTK_SIGNAL_FUNC (OnUpdate), NULL);
  gtk_widget_show (spin);
  gtk_table_attach (GTK_TABLE (table), spin, 1, 2, 1, 2,
		    (GtkAttachOptions) (GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);
  gtk_widget_set_usize (spin, 60, -2);
  
  label = gtk_label_new ("Step");
  gtk_widget_show (label);
  gtk_misc_set_alignment (GTK_MISC (label), 0, 0);
  gtk_table_attach (GTK_TABLE (table), label, 2, 3, 1, 2,
		    (GtkAttachOptions) (GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);
  
  entry = gtk_entry_new ();
  g_object_set_data (G_OBJECT (dlg), "vshift_inc", entry);
  gtk_signal_connect (GTK_OBJECT (entry), "changed",
		      GTK_SIGNAL_FUNC (OnIncrementChanged), NULL);
  gtk_widget_show (entry);
  gtk_table_attach (GTK_TABLE (table), entry, 3, 4, 1, 2,
		    (GtkAttachOptions) (GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);
  gtk_widget_set_usize (entry, 50, -2);

  label = gtk_label_new ("Horizontal stretch");
  gtk_widget_show (label);
  gtk_misc_set_alignment (GTK_MISC (label), 0, 0);
  gtk_table_attach (GTK_TABLE (table), label, 0, 1, 2, 3,
		    (GtkAttachOptions) (GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);

  spin = gtk_spin_button_new (GTK_ADJUSTMENT (gtk_adjustment_new (0, -1000, 1000, 1, 10, 10)), 0, 0);
  g_object_set_data (G_OBJECT (dlg), "hscale", spin);
  gtk_signal_connect (GTK_OBJECT (gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (spin))), "value_changed",
		      GTK_SIGNAL_FUNC (OnUpdate), NULL);
  gtk_widget_show (spin);
  gtk_table_attach (GTK_TABLE (table), spin, 1, 2, 2, 3,
		    (GtkAttachOptions) (GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);
  gtk_widget_set_usize (spin, 60, -2);

  label = gtk_label_new ("Step");
  gtk_widget_show (label);
  gtk_misc_set_alignment (GTK_MISC (label), 0, 0);
  gtk_table_attach (GTK_TABLE (table), label, 2, 3, 2, 3,
		    (GtkAttachOptions) (GTK_FILL),
		    (GtkAttachOptions) (0), 2, 3);
  
  entry = gtk_entry_new ();
  g_object_set_data (G_OBJECT (dlg), "hscale_inc", entry);
  gtk_signal_connect (GTK_OBJECT (entry), "changed",
		      GTK_SIGNAL_FUNC (OnIncrementChanged), NULL);
  gtk_widget_show (entry);
  gtk_table_attach (GTK_TABLE (table), entry, 3, 4, 2, 3,
		    (GtkAttachOptions) (GTK_FILL),
		    (GtkAttachOptions) (0), 2, 3);
  gtk_widget_set_usize (entry, 50, -2);

  label = gtk_label_new ("Vertical stretch");
  gtk_widget_show (label);
  gtk_misc_set_alignment (GTK_MISC (label), 0, 0);
  gtk_table_attach (GTK_TABLE (table), label, 0, 1, 3, 4,
		    (GtkAttachOptions) (GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);

  spin = gtk_spin_button_new (GTK_ADJUSTMENT (gtk_adjustment_new (0, -1000, 1000, 1, 10, 10)), 0, 0);
  g_object_set_data (G_OBJECT (dlg), "vscale", spin);
  gtk_signal_connect (GTK_OBJECT (gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (spin))), "value_changed",
		      GTK_SIGNAL_FUNC (OnUpdate), NULL);
  gtk_widget_show (spin);
  gtk_table_attach (GTK_TABLE (table), spin, 1, 2, 3, 4,
		    (GtkAttachOptions) (GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);
  gtk_widget_set_usize (spin, 60, -2);
  
  label = gtk_label_new ("Step");
  gtk_widget_show (label);
  gtk_misc_set_alignment (GTK_MISC (label), 0, 0);
  gtk_table_attach (GTK_TABLE (table), label, 2, 3, 3, 4,
		    (GtkAttachOptions) (GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);
  
  entry = gtk_entry_new ();
  g_object_set_data (G_OBJECT (dlg), "vscale_inc", entry);
  gtk_signal_connect (GTK_OBJECT (entry), "changed",
		      GTK_SIGNAL_FUNC (OnIncrementChanged), NULL);
  gtk_widget_show (entry);
  gtk_table_attach (GTK_TABLE (table), entry, 3, 4, 3, 4,
		    (GtkAttachOptions) (GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);
  gtk_widget_set_usize (entry, 50, -2);

  label = gtk_label_new ("Rotate");
  gtk_widget_show (label);
  gtk_misc_set_alignment (GTK_MISC (label), 0, 0);
  gtk_table_attach (GTK_TABLE (table), label, 0, 1, 4, 5,
		    (GtkAttachOptions) (GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);

  spin = gtk_spin_button_new (GTK_ADJUSTMENT (gtk_adjustment_new (0, -360, 360, 1, 10, 10)), 1, 0);
  g_object_set_data (G_OBJECT (dlg), "rotate", spin);
  gtk_signal_connect (GTK_OBJECT (gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (spin))), "value_changed",
		      GTK_SIGNAL_FUNC (OnUpdate), NULL);
  gtk_widget_show (spin);
  gtk_table_attach (GTK_TABLE (table), spin, 1, 2, 4, 5,
		    (GtkAttachOptions) (GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);
  gtk_widget_set_usize (spin, 60, -2);
  gtk_spin_button_set_wrap (GTK_SPIN_BUTTON (spin), TRUE);

  label = gtk_label_new ("Step");
  gtk_widget_show (label);
  gtk_misc_set_alignment (GTK_MISC (label), 0, 0);
  gtk_table_attach (GTK_TABLE (table), label, 2, 3, 4, 5,
		    (GtkAttachOptions) (GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);
  
  entry = gtk_entry_new ();
  g_object_set_data (G_OBJECT (dlg), "rotate_inc", entry);
  gtk_signal_connect (GTK_OBJECT (entry), "changed",
		      GTK_SIGNAL_FUNC (OnIncrementChanged), NULL);
  gtk_widget_show (entry);
  gtk_table_attach (GTK_TABLE (table), entry, 3, 4, 4, 5,
		    (GtkAttachOptions) (GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);
  gtk_widget_set_usize (entry, 50, -2);

  // match grid button
  button = gtk_button_new_with_label ("Match Grid");
  gtk_widget_show (button);
  gtk_table_attach (GTK_TABLE (table), button, 2, 4, 5, 6,
		    (GtkAttachOptions) (GTK_EXPAND | GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);
  gtk_signal_connect (GTK_OBJECT (button), "clicked",
                      GTK_SIGNAL_FUNC (OnBtnMatchGrid), NULL);

  frame = gtk_frame_new ("Texturing");
  gtk_widget_show (frame);
  gtk_box_pack_start (GTK_BOX (vbox), frame, FALSE, TRUE, 0);

  table = gtk_table_new (4, 4, FALSE);
  gtk_widget_show (table);
  gtk_container_add (GTK_CONTAINER (frame), table);
  gtk_table_set_row_spacings (GTK_TABLE (table), 5);
  gtk_table_set_col_spacings (GTK_TABLE (table), 5);
  gtk_container_set_border_width (GTK_CONTAINER (table), 5);

  label = gtk_label_new ("Brush");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 0, 1, 0, 1,
		    (GtkAttachOptions) (GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);

  label = gtk_label_new ("Patch");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 0, 1, 2, 3,
		    (GtkAttachOptions) (GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);

  label = gtk_label_new ("Width");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 2, 3, 0, 1,
		    (GtkAttachOptions) (GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);

  label = gtk_label_new ("Height");
  gtk_widget_show (label);
  gtk_table_attach (GTK_TABLE (table), label, 3, 4, 0, 1,
		    (GtkAttachOptions) (GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);

  button = gtk_button_new_with_label ("Axial");
  gtk_widget_show (button);
  gtk_table_attach (GTK_TABLE (table), button, 0, 1, 1, 2,
		    (GtkAttachOptions) (GTK_EXPAND | GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);
  gtk_signal_connect (GTK_OBJECT (button), "clicked",
                      GTK_SIGNAL_FUNC (OnBtnAxial), NULL);
  gtk_widget_set_usize (button, 60, -2);

  button = gtk_button_new_with_label ("Fit");
  gtk_widget_show (button);
  gtk_table_attach (GTK_TABLE (table), button, 1, 2, 1, 2,
		    (GtkAttachOptions) (GTK_EXPAND | GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);
  gtk_signal_connect (GTK_OBJECT (button), "clicked",
                      GTK_SIGNAL_FUNC (OnBtnFaceFit), NULL);
  gtk_widget_set_usize (button, 60, -2);

  button = gtk_button_new_with_label ("CAP");
  gtk_widget_show (button);
  gtk_table_attach (GTK_TABLE (table), button, 0, 1, 3, 4,
		    (GtkAttachOptions) (GTK_EXPAND | GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);
  gtk_signal_connect (GTK_OBJECT (button), "clicked",
                      GTK_SIGNAL_FUNC (OnBtnPatchdetails), NULL);
  gtk_widget_set_usize (button, 60, -2);

  button = gtk_button_new_with_label ("Set...");
  gtk_widget_show (button);
  gtk_table_attach (GTK_TABLE (table), button, 1, 2, 3, 4,
		    (GtkAttachOptions) (GTK_EXPAND | GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);
  gtk_signal_connect (GTK_OBJECT (button), "clicked",
                      GTK_SIGNAL_FUNC (OnBtnPatchreset), NULL);
  gtk_widget_set_usize (button, 60, -2);

  button = gtk_button_new_with_label ("Natural");
  gtk_widget_show (button);
  gtk_table_attach (GTK_TABLE (table), button, 2, 3, 3, 4,
		    (GtkAttachOptions) (GTK_EXPAND | GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);
  gtk_signal_connect (GTK_OBJECT (button), "clicked",
                      GTK_SIGNAL_FUNC (OnBtnPatchnatural), NULL);
  gtk_widget_set_usize (button, 60, -2);

  button = gtk_button_new_with_label ("Fit");
  gtk_widget_show (button);
  gtk_table_attach (GTK_TABLE (table), button, 3, 4, 3, 4,
		    (GtkAttachOptions) (GTK_EXPAND | GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);
  gtk_signal_connect (GTK_OBJECT (button), "clicked",
                      GTK_SIGNAL_FUNC (OnBtnPatchFit), NULL);
  gtk_widget_set_usize (button, 60, -2);

  spin = gtk_spin_button_new (GTK_ADJUSTMENT (gtk_adjustment_new (1, 1, 32, 1, 10, 10)), 1, 0);
  gtk_widget_show (spin);
  gtk_table_attach (GTK_TABLE (table), spin, 2, 3, 1, 2,
		    (GtkAttachOptions) (GTK_EXPAND | GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);
  gtk_widget_set_usize (spin, 60, -2);
  AddDialogData (spin, &m_nWidth, DLG_SPIN_INT);

  spin = gtk_spin_button_new (GTK_ADJUSTMENT (gtk_adjustment_new (1, 1, 32, 1, 10, 10)), 1, 0);
  gtk_widget_show (spin);
  gtk_table_attach (GTK_TABLE (table), spin, 3, 4, 1, 2,
		    (GtkAttachOptions) (GTK_EXPAND | GTK_FILL),
		    (GtkAttachOptions) (0), 0, 0);
  gtk_widget_set_usize (spin, 60, -2);
  AddDialogData (spin, &m_nHeight, DLG_SPIN_INT);

  hbox2 = gtk_hbox_new (FALSE, 5);
  gtk_widget_show (hbox2);
  gtk_box_pack_start (GTK_BOX (vbox), hbox2, FALSE, TRUE, 0);

  button = gtk_button_new_with_label ("Done");
  gtk_widget_show (button);
  gtk_box_pack_start (GTK_BOX (hbox2), button, FALSE, FALSE, 0);
  gtk_signal_connect (GTK_OBJECT (button), "clicked",
                      GTK_SIGNAL_FUNC (OnDone), NULL);
  gtk_widget_set_usize (button, 60, -2);

  button = gtk_button_new_with_label ("Apply");
  gtk_widget_show (button);
  gtk_box_pack_start (GTK_BOX (hbox2), button, FALSE, FALSE, 0);
  gtk_signal_connect (GTK_OBJECT (button), "clicked",
                      GTK_SIGNAL_FUNC (OnApply), NULL);
  gtk_widget_set_usize (button, 60, -2);

  button = gtk_button_new_with_label ("Cancel");
  gtk_widget_show (button);
  gtk_box_pack_start (GTK_BOX (hbox2), button, FALSE, FALSE, 0);
  gtk_signal_connect (GTK_OBJECT (button), "clicked",
                      GTK_SIGNAL_FUNC (OnCancel), NULL);
  gtk_widget_set_usize (button, 60, -2);

  // that's a bit of trashy stuff from Textool-v2 branch
#ifdef _DEBUG
  // FIXME: testing only, scaling in BP mode
  button = gtk_button_new_with_label ("Test");
  gtk_widget_show (button);
  gtk_box_pack_start (GTK_BOX (hbox2), button, FALSE, FALSE, 0);
  gtk_signal_connect (GTK_OBJECT (button), "clicked",
                      GTK_SIGNAL_FUNC (OnTest), NULL);
  gtk_widget_set_usize (button, 60, -2);
#endif

  // Initialize
  SetTexMods ();
}

/*
==============
SetTexMods

Set the fields to the current texdef (i.e. map/texdef -> dialog widgets)
if faces selected (instead of brushes) -> will read this face texdef, else current texdef
if only patches selected, will read the patch texdef
===============
*/

void SurfaceDlg::SetTexMods()
{
  texdef_t *pt;
  brushprimit_texdef_t	*bpt;
  // local copy if a width=2 height=2 qtetxture_t is needed
  brushprimit_texdef_t	local_bp;

#ifdef DBG_SI
  Sys_Printf("SurfaceDlg::SetTexMods\n");
#endif

  if (!g_surfwin)
    return;
  
  if (g_ptrSelectedFaces.GetSize() > 0)
  {
    face_t *selFace = reinterpret_cast<face_t*>(g_ptrSelectedFaces.GetAt(0));
    pt = &selFace->texdef;
    if (g_qeglobals.m_bBrushPrimitMode)
    {
      // compute a texture matrix related to the default matrix width=2 height=2
      ConvertTexMatWithQTexture( &selFace->brushprimit_texdef, selFace->d_texture, &local_bp, NULL );
      bpt = &local_bp;
    }
  }
  else
  {
    pt = &g_qeglobals.d_texturewin.texdef;
    if (g_qeglobals.m_bBrushPrimitMode)
    {
      bpt = &g_qeglobals.d_texturewin.brushprimit_texdef;
    }
  }
  // brush primitive mode : compute fake shift scale rot representation
  if (g_qeglobals.m_bBrushPrimitMode)
    TexMatToFakeTexCoords( bpt->coords, m_shift, &m_rotate, m_scale );
  
  g_bListenChanged = false;
  
  if(strncmp(pt->GetName(), "textures/", 9) != 0)
    pt->SetName(SHADER_NOT_FOUND);
  gtk_entry_set_text (GTK_ENTRY (GetDlgWidget ("texture")), pt->GetName()+9);

  GtkSpinButton *spin;
  spin = GTK_SPIN_BUTTON (GetDlgWidget ("hshift"));
    gtk_spin_button_set_digits (spin, 2);
    if (g_qeglobals.m_bBrushPrimitMode)
      gtk_spin_button_set_value (spin, m_shift[0]);
    else
      gtk_spin_button_set_value (spin, pt->shift[0]);
  GtkAdjustment *adjust = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (spin));
  adjust->step_increment = l_pIncrement->shift[0];
  char buf[10]; // got into snprintf paranoia after BoundChecker detected a stack overrun
#ifdef _WIN32
  // TTimo: THIS IS UGLY
#define snprintf _snprintf
#endif
  snprintf (buf, 10, "%g", l_pIncrement->shift[0]);
  gtk_entry_set_text (GTK_ENTRY (GetDlgWidget ("hshift_inc")), buf);

  spin = GTK_SPIN_BUTTON (GetDlgWidget ("vshift"));
    gtk_spin_button_set_digits (spin, 2);
    if (g_qeglobals.m_bBrushPrimitMode)
      gtk_spin_button_set_value (spin, m_shift[1]);
    else
      gtk_spin_button_set_value (spin, pt->shift[1]);
  adjust = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (spin));
  adjust->step_increment = l_pIncrement->shift[1];
  snprintf (buf, 10, "%g", l_pIncrement->shift[1]);
  gtk_entry_set_text (GTK_ENTRY (GetDlgWidget ("vshift_inc")), buf);

  spin = GTK_SPIN_BUTTON (GetDlgWidget ("hscale"));
  gtk_spin_button_set_digits (spin, 5);
  gtk_spin_button_set_value (spin, g_qeglobals.m_bBrushPrimitMode ? m_scale[0] : pt->scale[0]);

  adjust = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (spin));
  adjust->step_increment = l_pIncrement->scale[0];
  snprintf (buf, 10, "%g", l_pIncrement->scale[0]);
  gtk_entry_set_text (GTK_ENTRY (GetDlgWidget ("hscale_inc")), buf);

  spin = GTK_SPIN_BUTTON (GetDlgWidget ("vscale"));
  gtk_spin_button_set_digits (spin, 5);
  gtk_spin_button_set_value (spin, g_qeglobals.m_bBrushPrimitMode ? m_scale[1] : pt->scale[1]);

  adjust = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (spin));
  adjust->step_increment = l_pIncrement->scale[1];
  snprintf (buf, 10, "%g", l_pIncrement->scale[1]);
  gtk_entry_set_text (GTK_ENTRY (GetDlgWidget ("vscale_inc")), buf);

  //++timo compute BProtate as int ..
  spin = GTK_SPIN_BUTTON (GetDlgWidget ("rotate"));
  gtk_spin_button_set_digits (spin, 2);
  gtk_spin_button_set_value (spin, g_qeglobals.m_bBrushPrimitMode ? m_rotate : pt->rotate);

  adjust = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON (spin));
  adjust->step_increment = l_pIncrement->rotate;
  snprintf (buf, 10, "%g", l_pIncrement->rotate);
  gtk_entry_set_text (GTK_ENTRY (GetDlgWidget ("rotate_inc")), buf);

  g_bListenChanged = true;
  
  // undo tricks: set the undo id to zero so we don't attempt to undo something that does not belong to us
  m_nUndoId = 0;
  // store the current texdef as our escape route if user hits OnCancel
  g_old_texdef = g_qeglobals.d_texturewin.texdef;
  // reset the Enter key behaviour flag
  m_bEditingTextureWidget = false;
}

/*
==============
GetTexMods

Reads the fields to get the current texdef (i.e. widgets -> MAP)
in brush primitive mode, grab the fake shift scale rot and compute a new texture matrix
===============
*/
void SurfaceDlg::GetTexMods()
{
  char buffer[1024];
  texdef_t *pt;

#ifdef DBG_SI
  Sys_Printf("SurfaceDlg::GetTexMods\n");
#endif
  
  if (g_ptrSelectedFaces.GetSize() > 0)
  {
    //++timo just a test, we disable the undo when working on selected faces
    m_nUndoId=0;
    face_t *selFace = reinterpret_cast<face_t*>(g_ptrSelectedFaces.GetAt(0));
    g_qeglobals.d_texturewin.texdef = selFace->texdef;
#ifdef DBG_SI
    Sys_Printf("g_qeglobals.d_texturewin.texdef = selFace->texdef\n");
#endif
  }
//  else
//  {
    pt = &g_qeglobals.d_texturewin.texdef;
#ifdef DBG_SI
    Sys_Printf("pt = &g_qeglobals.d_texturewin.texdef\n");
#endif
//  }
  
  const char* text = gtk_entry_get_text (GTK_ENTRY (GetDlgWidget ("texture")));

#ifdef DBG_SI
  Sys_Printf("pt->SetName(%s)\n", text );
#endif
  
  // TTimo: detect and refuse invalid texture names (at least the ones with spaces)
  if (text[0] <= ' ' || strchr(text, ' '))
  {
    Sys_FPrintf(SYS_WRN, "WARNING: spaces in shader names are not allowed, ignoring '%s'\n", text);
    pt->SetName(SHADER_NOT_FOUND);
    gtk_entry_set_text (GTK_ENTRY (GetDlgWidget ("texture")), pt->GetName());
  }
  else
  {
    strcpy(buffer, "textures/");
    strcpy(buffer+9, text);
    pt->SetName(buffer);
  }


  (g_qeglobals.m_bBrushPrimitMode ? m_shift[0] : pt->shift[0]) = 
    gtk_spin_button_get_value_as_float (GTK_SPIN_BUTTON (GetDlgWidget ("hshift")));
  (g_qeglobals.m_bBrushPrimitMode ? m_shift[1] : pt->shift[1]) =
    gtk_spin_button_get_value_as_float (GTK_SPIN_BUTTON (GetDlgWidget ("vshift")));
  (g_qeglobals.m_bBrushPrimitMode ? m_scale[0] : pt->scale[0]) =
    gtk_spin_button_get_value_as_float (GTK_SPIN_BUTTON (GetDlgWidget ("hscale")));
  (g_qeglobals.m_bBrushPrimitMode ? m_scale[1] : pt->scale[1]) =
    gtk_spin_button_get_value_as_float (GTK_SPIN_BUTTON (GetDlgWidget ("vscale")));
  (g_qeglobals.m_bBrushPrimitMode ? m_rotate : pt->rotate) =
    gtk_spin_button_get_value_as_float (GTK_SPIN_BUTTON (GetDlgWidget ("rotate")));

  // a local copy of the texture matrix, given for a qtexture_t with width=2 height=2
  brushprimit_texdef_t	local_bp;
  brushprimit_texdef_t	*bpt;
  if (g_qeglobals.m_bBrushPrimitMode)
  {
    face_t *selFace = NULL;
    if (g_ptrSelectedFaces.GetSize() > 0)
    {
      selFace = reinterpret_cast<face_t*>(g_ptrSelectedFaces.GetAt(0));
      bpt = &selFace->brushprimit_texdef;
    }
    else
    {
      bpt = &g_qeglobals.d_texturewin.brushprimit_texdef;
    }
    // compute texture matrix
    // the matrix returned must be understood as a qtexture_t with width=2 height=2
    FakeTexCoordsToTexMat( m_shift, m_rotate, m_scale, local_bp.coords );
    // copy the texture matrix in the global struct
    // fit the qtexture if we have a face selected, otherwise g_qeglobals.d_texturewin.brushprimit_texdef uses the basic qtexture_t with width=2 height=2

    ConvertTexMatWithQTexture( &local_bp, NULL, bpt, ( (selFace) ? selFace->d_texture : NULL ) );
  }
  // we are gonna do stuff, if we own the last do we undo it first
  if (m_nUndoId != 0)
  {
    // check the do we're about to undo is the one we pushed earlier
		if (m_nUndoId == Undo_GetUndoId())
    {
#ifdef DBG_SI
      Sys_Printf("GetTexMods calling Undo_Undo (silent)\n");
#endif
      g_bListenUpdate=false;
			Undo_Undo(true);
      g_bListenUpdate=true;
    }
	}
  Select_SetTexture(pt,&local_bp);
  m_nUndoId = Undo_GetUndoId();
}

void SurfaceDlg::FitAll()
{
  OnBtnFaceFit(NULL, NULL);
  OnBtnPatchFit(NULL, NULL);
}