mirror of
https://github.com/TTimo/GtkRadiant.git
synced 2024-11-10 07:11:54 +00:00
12b372f89c
git-svn-id: svn://svn.icculus.org/gtkradiant/GtkRadiant@1 8a3a26a2-13c4-0310-b231-cf6edde360e5
332 lines
11 KiB
C++
332 lines
11 KiB
C++
/*
|
|
Copyright (C) 1999-2006 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
|
|
*/
|
|
|
|
//-----------------------------------------------------------------------------
|
|
//
|
|
// DESCRIPTION:
|
|
// a class to handle control points in a 2D view
|
|
// TODO: this one can be placed under an interface, and provided to the editor as service
|
|
//
|
|
|
|
#include "StdAfx.h"
|
|
|
|
void CControlPointsManagerBFace::Init (int iPts, CtrlPts_t *Pts, C2DView *p2DView, int TexSize[2],
|
|
_QERFaceData* pFaceData, OpenGLBinding *pQglTable)
|
|
{
|
|
ManagerState = Idle;
|
|
m_NumPoints = iPts;
|
|
m_pPts = Pts;
|
|
// store the initial config
|
|
memcpy( &m_RefPts, Pts, sizeof( CtrlPts_t ) );
|
|
// init TM
|
|
memset( m_TM, 0, sizeof( float[2][3] ) );
|
|
m_TM[0][0] = 1.0f; m_TM[1][1] = 1.0f;
|
|
m_bGotAnchor = false;
|
|
m_TransOffset[0] = 0.0f; m_TransOffset[1] = 0.0f;
|
|
m_TexSize[0] = TexSize[0];
|
|
m_TexSize[1] = TexSize[1];
|
|
m_pFaceData = pFaceData;
|
|
|
|
CControlPointsManager::Init( p2DView, pQglTable );
|
|
}
|
|
|
|
bool CControlPointsManagerBFace::OnLButtonDown (int xPos, int yPos)
|
|
{
|
|
if (ManagerState == Idle)
|
|
{
|
|
int i;
|
|
|
|
// scan the point list to see if we selected something
|
|
for ( i=0; i<m_NumPoints; i++ )
|
|
if ( m_p2DView->DoesSelect( xPos, yPos, m_pPts->data[i] ) )
|
|
{
|
|
m_iDragPoint = i;
|
|
ManagerState = Drag;
|
|
if (m_bGotAnchor && i == m_iAnchorPoint)
|
|
{
|
|
// this means we selected the Anchor, so we'll translate
|
|
m_bGotAnchor = false;
|
|
}
|
|
// perhaps we won't use translation, but we can compute it anyway
|
|
ComputeTransOffset(i);
|
|
if (m_bGotAnchor)
|
|
{
|
|
// we have an Anchor and selected another point
|
|
m_Anchor[0] = m_pPts->data[m_iAnchorPoint][0];
|
|
m_Anchor[1] = m_pPts->data[m_iAnchorPoint][1];
|
|
}
|
|
}
|
|
// send a repaint message
|
|
g_pToolWnd->Redraw ();
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool CControlPointsManagerBFace::OnMouseMove (int xPos, int yPos)
|
|
{
|
|
if (ManagerState == Drag)
|
|
{
|
|
if (m_bGotAnchor)
|
|
{
|
|
// there's an anchor, we are rotating the shape
|
|
// we need to work in XY space for orthonormality
|
|
float Pt[2];
|
|
vec3_t V1,V2;
|
|
vec3_t cross;
|
|
float c,s;
|
|
// used in XY space
|
|
float XYTM[2][3];
|
|
float XYRefAnchor[2];
|
|
float XYAnchor[2];
|
|
m_p2DView->GridForWindow( Pt, xPos, yPos );
|
|
V2[0] = Pt[0] - m_Anchor[0];
|
|
V2[1] = Pt[1] - m_Anchor[1];
|
|
V2[2] = 0.0f;
|
|
V1[0] = m_RefPts.data[m_iDragPoint][0] - m_RefPts.data[m_iAnchorPoint][0];
|
|
V1[1] = m_RefPts.data[m_iDragPoint][1] - m_RefPts.data[m_iAnchorPoint][1];
|
|
V1[2] = 0.0f;
|
|
// compute transformation from V1 to V2
|
|
// we need to work in XY orthonormal space
|
|
XYSpaceForSTSpace( V1, V1 );
|
|
XYSpaceForSTSpace( V2, V2 );
|
|
VectorNormalize( V2, V2 );
|
|
VectorNormalize( V1, V1 );
|
|
c = DotProduct( V1, V2 );
|
|
CrossProduct( V1, V2, cross );
|
|
s = VectorLength( cross );
|
|
// we compute the transformation matrix in XY space
|
|
// reference position of the Anchor in XY space
|
|
XYSpaceForSTSpace( XYRefAnchor, m_RefPts.data[m_iAnchorPoint] );
|
|
// current position of the Anchor in XY space
|
|
XYSpaceForSTSpace( XYAnchor, m_Anchor );
|
|
// compute transformation matrix
|
|
XYTM[0][0] = c; XYTM[1][1] = c;
|
|
if (cross[2]>0)
|
|
s *= -1.0f;
|
|
XYTM[0][1] = s; XYTM[1][0] = -s;
|
|
XYTM[0][2] = -c*XYRefAnchor[0] - s*XYRefAnchor[1] + XYAnchor[0];
|
|
XYTM[1][2] = s*XYRefAnchor[0] - c*XYRefAnchor[1] + XYAnchor[1];
|
|
// express this transformation matrix in ST space
|
|
m_TM[0][0] = XYTM[0][0];
|
|
m_TM[1][0] = XYTM[1][0] * (float)m_TexSize[0] / (float)m_TexSize[1];
|
|
m_TM[0][1] = XYTM[0][1] * (float)m_TexSize[1] / (float)m_TexSize[0];
|
|
m_TM[1][1] = XYTM[1][1];
|
|
m_TM[0][2] = XYTM[0][2] / (float)m_TexSize[0];
|
|
m_TM[1][2] = XYTM[1][2] / (float)m_TexSize[1];
|
|
// update all points
|
|
UpdateCtrlPts();
|
|
}
|
|
else
|
|
{
|
|
// no Anchor point is defined, we translate all points
|
|
m_p2DView->GridForWindow( m_pPts->data[m_iDragPoint], xPos, yPos );
|
|
m_TM[0][2] = m_pPts->data[m_iDragPoint][0] + m_TransOffset[0];
|
|
m_TM[1][2] = m_pPts->data[m_iDragPoint][1] + m_TransOffset[1];
|
|
// update all points
|
|
UpdateCtrlPts();
|
|
}
|
|
// send a repaint message
|
|
g_pToolWnd->Redraw ();
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool CControlPointsManagerBFace::OnLButtonUp (int x, int y)
|
|
{
|
|
if (ManagerState == Drag)
|
|
{
|
|
// this button is gonna become our Anchor
|
|
m_bGotAnchor = true;
|
|
m_iAnchorPoint = m_iDragPoint;
|
|
// let's get out of Drag mode
|
|
ManagerState = Idle;
|
|
// send a repaint message
|
|
g_pToolWnd->Redraw ();
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void CControlPointsManagerBFace::render()
|
|
{
|
|
int i;
|
|
|
|
m_pQglTable->m_pfn_qglColor3f(0, 1, 0);
|
|
m_pQglTable->m_pfn_qglPointSize(6);
|
|
m_pQglTable->m_pfn_qglBegin( GL_POINTS );
|
|
for ( i=0; i<m_NumPoints; i++ )
|
|
{
|
|
if ( ManagerState == Drag && i == m_iDragPoint )
|
|
m_pQglTable->m_pfn_qglColor3f(1, 0, 0);
|
|
else if ( m_bGotAnchor && i == m_iAnchorPoint )
|
|
m_pQglTable->m_pfn_qglColor3f(0, 0, 1);
|
|
m_pQglTable->m_pfn_qglVertex2f( m_pPts->data[i][0], m_pPts->data[i][1] );
|
|
m_pQglTable->m_pfn_qglColor3f(0, 1, 0);
|
|
}
|
|
m_pQglTable->m_pfn_qglEnd();
|
|
}
|
|
|
|
void CControlPointsManagerBFace::UpdateCtrlPts()
|
|
{
|
|
int i;
|
|
|
|
// update all points
|
|
for ( i=0; i<m_NumPoints; i++ )
|
|
{
|
|
m_pPts->data[i][0] = m_RefPts.data[i][0]*m_TM[0][0]+m_RefPts.data[i][1]*m_TM[0][1]+m_TM[0][2];
|
|
m_pPts->data[i][1] = m_RefPts.data[i][0]*m_TM[1][0]+m_RefPts.data[i][1]*m_TM[1][1]+m_TM[1][2];
|
|
}
|
|
|
|
if (g_bPrefsUpdateCameraView)
|
|
{
|
|
Commit();
|
|
// tell Radiant to update
|
|
// NOTE: little speed optimisation, disable window updates, and only update camera view
|
|
g_FuncTable.m_pfnSetScreenUpdate( false );
|
|
g_SelectedFaceTable.m_pfnSetFaceInfo( 0, m_pFaceData );
|
|
g_FuncTable.m_pfnSetScreenUpdate( true );
|
|
g_FuncTable.m_pfnSysUpdateWindows( W_CAMERA );
|
|
}
|
|
}
|
|
|
|
//++timo FIXME: we are using a global for the reference data, use a m_pCancelFaceData instead
|
|
void CControlPointsManagerBFace::Commit( )
|
|
{
|
|
brushprimit_texdef_t aux;
|
|
aux.coords[0][0] = m_TM[0][0]*g_CancelFaceData.brushprimit_texdef.coords[0][0] + m_TM[0][1]*g_CancelFaceData.brushprimit_texdef.coords[1][0];
|
|
aux.coords[0][1] = m_TM[0][0]*g_CancelFaceData.brushprimit_texdef.coords[0][1] + m_TM[0][1]*g_CancelFaceData.brushprimit_texdef.coords[1][1];
|
|
aux.coords[0][2] = m_TM[0][0]*g_CancelFaceData.brushprimit_texdef.coords[0][2] + m_TM[0][1]*g_CancelFaceData.brushprimit_texdef.coords[1][2] + m_TM[0][2];
|
|
aux.coords[1][0] = m_TM[1][0]*g_CancelFaceData.brushprimit_texdef.coords[0][0] + m_TM[1][1]*g_CancelFaceData.brushprimit_texdef.coords[1][0];
|
|
aux.coords[1][1] = m_TM[1][0]*g_CancelFaceData.brushprimit_texdef.coords[0][1] + m_TM[1][1]*g_CancelFaceData.brushprimit_texdef.coords[1][1];
|
|
aux.coords[1][2] = m_TM[1][0]*g_CancelFaceData.brushprimit_texdef.coords[0][2] + m_TM[1][1]*g_CancelFaceData.brushprimit_texdef.coords[1][2] + m_TM[1][2];
|
|
memcpy( &m_pFaceData->brushprimit_texdef, &aux, sizeof(brushprimit_texdef_t) );
|
|
}
|
|
|
|
void CControlPointsManagerBFace::ComputeTransOffset(int i)
|
|
{
|
|
// compute the translation offset used to counteract rotation
|
|
m_TransOffset[0] = -m_TM[0][0]*m_RefPts.data[i][0] - m_TM[0][1]*m_RefPts.data[i][1];
|
|
m_TransOffset[1] = -m_TM[1][0]*m_RefPts.data[i][0] - m_TM[1][1]*m_RefPts.data[i][1];
|
|
}
|
|
|
|
void CControlPointsManagerBFace::XYSpaceForSTSpace( float xy[2], const float st[2] )
|
|
{
|
|
xy[0] = st[0] * (float)m_TexSize[0];
|
|
xy[1] = st[1] * (float)m_TexSize[1];
|
|
}
|
|
|
|
/*
|
|
======================================================================
|
|
patch manager
|
|
======================================================================
|
|
*/
|
|
|
|
void CControlPointsManagerPatch::Init( patchMesh_t* pWorkPatch, C2DView *p2DView, OpenGLBinding *pQglTable, patchMesh_t* pPatch )
|
|
{
|
|
CControlPointsManager::Init( p2DView, pQglTable );
|
|
m_pPatch = pPatch;
|
|
m_pWorkPatch = pWorkPatch;
|
|
}
|
|
|
|
bool CControlPointsManagerPatch::OnLButtonDown (int xPos, int yPos)
|
|
{
|
|
if (ManagerState == Idle)
|
|
{
|
|
int i,j;
|
|
|
|
// scan the point list to see if we selected something
|
|
for ( i=0; i<m_pPatch->width; i++ )
|
|
for ( j=0; j<m_pPatch->height; j++ )
|
|
if ( m_p2DView->DoesSelect( xPos, yPos, m_pWorkPatch->ctrl[i][j].st ) )
|
|
{
|
|
m_iDragPoint[0] = i;
|
|
m_iDragPoint[1] = j;
|
|
ManagerState = Drag;
|
|
}
|
|
// send a repaint message
|
|
g_pToolWnd->Redraw ();
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool CControlPointsManagerPatch::OnMouseMove (int xPos, int yPos)
|
|
{
|
|
if (ManagerState == Drag)
|
|
{
|
|
m_p2DView->GridForWindow( m_pWorkPatch->ctrl[ m_iDragPoint[0] ][ m_iDragPoint[1] ].st, xPos, yPos );
|
|
if (g_bPrefsUpdateCameraView)
|
|
{
|
|
Commit();
|
|
// ask to rebuild the patch display data
|
|
m_pPatch->bDirty = true;
|
|
// send a repaint to the camera window as well
|
|
g_FuncTable.m_pfnSysUpdateWindows( W_CAMERA );
|
|
}
|
|
// send a repaint message
|
|
g_pToolWnd->Redraw ();
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
bool CControlPointsManagerPatch::OnLButtonUp (int x, int y)
|
|
{
|
|
if (ManagerState == Drag)
|
|
{
|
|
ManagerState = Idle;
|
|
// send a repaint message
|
|
g_pToolWnd->Redraw ();
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void CControlPointsManagerPatch::render()
|
|
{
|
|
int i,j;
|
|
|
|
m_pQglTable->m_pfn_qglColor3f(0, 1, 0);
|
|
m_pQglTable->m_pfn_qglPointSize(6);
|
|
m_pQglTable->m_pfn_qglBegin( GL_POINTS );
|
|
for ( i=0; i<m_pPatch->width; i++ )
|
|
for ( j=0; j<m_pPatch->height; j++ )
|
|
{
|
|
if ( ManagerState == Drag && i == m_iDragPoint[0] && j == m_iDragPoint[1] )
|
|
m_pQglTable->m_pfn_qglColor3f(1, 0, 0);
|
|
m_pQglTable->m_pfn_qglVertex2f( m_pWorkPatch->ctrl[i][j].st[0], m_pWorkPatch->ctrl[i][j].st[1] );
|
|
m_pQglTable->m_pfn_qglColor3f(0, 1, 0);
|
|
}
|
|
m_pQglTable->m_pfn_qglEnd();
|
|
}
|
|
|
|
void CControlPointsManagerPatch::Commit()
|
|
{
|
|
int i,j;
|
|
for ( i=0; i<m_pPatch->width; i++ )
|
|
for ( j=0; j<m_pPatch->height; j++ )
|
|
{
|
|
m_pPatch->ctrl[i][j].st[0] = m_pWorkPatch->ctrl[i][j].st[0];
|
|
m_pPatch->ctrl[i][j].st[1] = m_pWorkPatch->ctrl[i][j].st[1];
|
|
}
|
|
}
|