q3cellshading/q3radiant/VERTSEL.CPP
gmiranda db8ca37fa3 Initial commit
git-svn-id: https://svn.code.sf.net/p/q3cellshading/code/trunk@2 db09e94b-7117-0410-a7e6-85ae5ff6e0e9
2006-07-05 14:05:49 +00:00

372 lines
8.4 KiB
C++

/*
===========================================================================
Copyright (C) 1999-2005 Id Software, Inc.
This file is part of Quake III Arena source code.
Quake III Arena source code 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.
Quake III Arena source code 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 Foobar; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
===========================================================================
*/
#include "stdafx.h"
#include "qe3.h"
#include "winding.h"
#define NEWEDGESEL 1
int FindPoint (vec3_t point)
{
int i, j;
for (i=0 ; i<g_qeglobals.d_numpoints ; i++)
{
for (j=0 ; j<3 ; j++)
if (fabs(point[j] - g_qeglobals.d_points[i][j]) > 0.1)
break;
if (j == 3)
return i;
}
VectorCopy (point, g_qeglobals.d_points[g_qeglobals.d_numpoints]);
if (g_qeglobals.d_numpoints < MAX_POINTS-1)
{
g_qeglobals.d_numpoints++;
}
return g_qeglobals.d_numpoints-1;
}
int FindEdge (int p1, int p2, face_t *f)
{
int i;
for (i=0 ; i<g_qeglobals.d_numedges ; i++)
if (g_qeglobals.d_edges[i].p1 == p2 && g_qeglobals.d_edges[i].p2 == p1)
{
g_qeglobals.d_edges[i].f2 = f;
return i;
}
g_qeglobals.d_edges[g_qeglobals.d_numedges].p1 = p1;
g_qeglobals.d_edges[g_qeglobals.d_numedges].p2 = p2;
g_qeglobals.d_edges[g_qeglobals.d_numedges].f1 = f;
if (g_qeglobals.d_numedges < MAX_EDGES-1)
{
g_qeglobals.d_numedges++;
}
return g_qeglobals.d_numedges-1;
}
#ifdef NEWEDGESEL
void MakeFace (brush_t* b, face_t *f)
#else
void MakeFace (face_t *f)
#endif
{
winding_t *w;
int i;
int pnum[128];
#ifdef NEWEDGESEL
w = Brush_MakeFaceWinding (b, f);
#else
w = Brush_MakeFaceWinding (selected_brushes.next, f);
#endif
if (!w)
return;
for (i=0 ; i<w->numpoints ; i++)
pnum[i] = FindPoint (w->points[i]);
for (i=0 ; i<w->numpoints ; i++)
FindEdge (pnum[i], pnum[(i+1)%w->numpoints], f);
free (w);
}
void SetupVertexSelection (void)
{
face_t *f;
brush_t *b;
g_qeglobals.d_numpoints = 0;
g_qeglobals.d_numedges = 0;
#ifdef NEWEDGESEL
for (b=selected_brushes.next ; b != &selected_brushes ; b=b->next)
{
for (f=b->brush_faces ; f ; f=f->next)
MakeFace (b,f);
}
#else
if (!QE_SingleBrush())
return;
b = selected_brushes.next;
for (f=b->brush_faces ; f ; f=f->next)
MakeFace (b,f);
#endif
}
#ifdef NEWEDGESEL
void SelectFaceEdge (brush_t* b, face_t *f, int p1, int p2)
#else
void SelectFaceEdge (face_t *f, int p1, int p2)
#endif
{
winding_t *w;
int i, j, k;
int pnum[128];
#ifdef NEWEDGESEL
w = Brush_MakeFaceWinding (b, f);
#else
w = Brush_MakeFaceWinding (selected_brushes.next, f);
#endif
if (!w)
return;
for (i=0 ; i<w->numpoints ; i++)
pnum[i] = FindPoint (w->points[i]);
for (i=0 ; i<w->numpoints ; i++)
if (pnum[i] == p1 && pnum[(i+1)%w->numpoints] == p2)
{
VectorCopy (g_qeglobals.d_points[pnum[i]], f->planepts[0]);
VectorCopy (g_qeglobals.d_points[pnum[(i+1)%w->numpoints]], f->planepts[1]);
VectorCopy (g_qeglobals.d_points[pnum[(i+2)%w->numpoints]], f->planepts[2]);
for (j=0 ; j<3 ; j++)
{
for (k=0 ; k<3 ; k++)
{
f->planepts[j][k] = floor(f->planepts[j][k]/g_qeglobals.d_gridsize+0.5)*g_qeglobals.d_gridsize;
}
}
AddPlanept (f->planepts[0]);
AddPlanept (f->planepts[1]);
break;
}
if (i == w->numpoints)
Sys_Printf ("SelectFaceEdge: failed\n");
free (w);
}
void SelectVertex (int p1)
{
brush_t *b;
winding_t *w;
int i, j, k;
face_t *f;
#ifdef NEWEDGESEL
for (b=selected_brushes.next ; b != &selected_brushes ; b=b->next)
{
for (f=b->brush_faces ; f ; f=f->next)
{
w = Brush_MakeFaceWinding (b, f);
if (!w)
continue;
for (i=0 ; i<w->numpoints ; i++)
{
if (FindPoint (w->points[i]) == p1)
{
VectorCopy (w->points[(i+w->numpoints-1)%w->numpoints], f->planepts[0]);
VectorCopy (w->points[i], f->planepts[1]);
VectorCopy (w->points[(i+1)%w->numpoints], f->planepts[2]);
for (j=0 ; j<3 ; j++)
{
for (k=0 ; k<3 ; k++)
{
;//f->planepts[j][k] = floor(f->planepts[j][k]/g_qeglobals.d_gridsize+0.5)*g_qeglobals.d_gridsize;
}
}
AddPlanept (f->planepts[1]);
//MessageBeep(-1);
break;
}
}
free (w);
}
}
#else
b = selected_brushes.next;
for (f=b->brush_faces ; f ; f=f->next)
{
w = Brush_MakeFaceWinding (b, f);
if (!w)
continue;
for (i=0 ; i<w->numpoints ; i++)
{
if (FindPoint (w->points[i]) == p1)
{
VectorCopy (w->points[(i+w->numpoints-1)%w->numpoints], f->planepts[0]);
VectorCopy (w->points[i], f->planepts[1]);
VectorCopy (w->points[(i+1)%w->numpoints], f->planepts[2]);
for (j=0 ; j<3 ; j++)
{
for (k=0 ; k<3 ; k++)
{
;//f->planepts[j][k] = floor(f->planepts[j][k]/g_qeglobals.d_gridsize+0.5)*g_qeglobals.d_gridsize;
}
}
AddPlanept (f->planepts[1]);
//MessageBeep(-1);
break;
}
}
free (w);
}
#endif
}
void SelectEdgeByRay (vec3_t org, vec3_t dir)
{
int i, j, besti;
float d, bestd;
vec3_t mid, temp;
pedge_t *e;
// find the edge closest to the ray
besti = -1;
bestd = 8;
for (i=0 ; i<g_qeglobals.d_numedges ; i++)
{
for (j=0 ; j<3 ; j++)
mid[j] = 0.5*(g_qeglobals.d_points[g_qeglobals.d_edges[i].p1][j] + g_qeglobals.d_points[g_qeglobals.d_edges[i].p2][j]);
VectorSubtract (mid, org, temp);
d = DotProduct (temp, dir);
VectorMA (org, d, dir, temp);
VectorSubtract (mid, temp, temp);
d = VectorLength (temp);
if (d < bestd)
{
bestd = d;
besti = i;
}
}
if (besti == -1)
{
Sys_Printf ("Click didn't hit an edge\n");
return;
}
Sys_Printf ("hit edge\n");
// make the two faces that border the edge use the two edge points
// as primary drag points
g_qeglobals.d_num_move_points = 0;
e = &g_qeglobals.d_edges[besti];
#ifdef NEWEDGESEL
for (brush_t* b=selected_brushes.next ; b != &selected_brushes ; b=b->next)
{
SelectFaceEdge (b, e->f1, e->p1, e->p2);
SelectFaceEdge (b, e->f2, e->p2, e->p1);
}
#else
SelectFaceEdge (e->f1, e->p1, e->p2);
SelectFaceEdge (e->f2, e->p2, e->p1);
#endif
}
void SelectVertexByRay (vec3_t org, vec3_t dir)
{
int i, besti;
float d, bestd;
vec3_t temp;
// find the point closest to the ray
besti = -1;
bestd = 8;
for (i=0 ; i<g_qeglobals.d_numpoints ; i++)
{
VectorSubtract (g_qeglobals.d_points[i], org, temp);
d = DotProduct (temp, dir);
VectorMA (org, d, dir, temp);
VectorSubtract (g_qeglobals.d_points[i], temp, temp);
d = VectorLength (temp);
if (d < bestd)
{
bestd = d;
besti = i;
}
}
if (besti == -1)
{
Sys_Printf ("Click didn't hit a vertex\n");
return;
}
Sys_Printf ("hit vertex\n");
g_qeglobals.d_move_points[g_qeglobals.d_num_move_points++] = g_qeglobals.d_points[besti];
//SelectVertex (besti);
}
extern void AddPatchMovePoint(vec3_t v, bool bMulti, bool bFull);
void SelectCurvePointByRay (vec3_t org, vec3_t dir, int buttons)
{
int i, besti;
float d, bestd;
vec3_t temp;
// find the point closest to the ray
besti = -1;
bestd = 8;
for (i=0 ; i<g_qeglobals.d_numpoints ; i++)
{
VectorSubtract (g_qeglobals.d_points[i], org, temp);
d = DotProduct (temp, dir);
VectorMA (org, d, dir, temp);
VectorSubtract (g_qeglobals.d_points[i], temp, temp);
d = VectorLength (temp);
if (d <= bestd)
{
bestd = d;
besti = i;
}
}
if (besti == -1)
{
if (g_pParentWnd->ActiveXY()->AreaSelectOK())
{
g_qeglobals.d_select_mode = sel_area;
VectorCopy(org, g_qeglobals.d_vAreaTL);
VectorCopy(org, g_qeglobals.d_vAreaBR);
}
return;
}
//Sys_Printf ("hit vertex\n");
AddPatchMovePoint(g_qeglobals.d_points[besti], buttons & MK_CONTROL, buttons & MK_SHIFT);
}