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- // select.c
-
- #include "qe3.h"
-
- /*
- ===========
- Test_Ray
- ===========
- */
- #define DIST_START 999999
- trace_t Test_Ray (vec3_t origin, vec3_t dir, int flags)
- {
- brush_t *brush;
- face_t *face;
- float dist;
- trace_t t;
-
- memset (&t, 0, sizeof(t));
- t.dist = DIST_START;
-
- if (! (flags & SF_SELECTED_ONLY) )
- for (brush = active_brushes.next ; brush != &active_brushes ; brush=brush->next)
- {
- if ( (flags & SF_ENTITIES_FIRST) && brush->owner == world_entity)
- continue;
- if (FilterBrush (brush))
- continue;
- face = Brush_Ray (origin, dir, brush, &dist);
- if (dist > 0 && dist < t.dist)
- {
- t.dist = dist;
- t.brush = brush;
- t.face = face;
- t.selected = false;
- }
- }
- for (brush = selected_brushes.next ; brush != &selected_brushes ; brush=brush->next)
- {
- if ( (flags & SF_ENTITIES_FIRST) && brush->owner == world_entity)
- continue;
- if (FilterBrush (brush))
- continue;
- face = Brush_Ray (origin, dir, brush, &dist);
- if (dist > 0 && dist < t.dist)
- {
- t.dist = dist;
- t.brush = brush;
- t.face = face;
- t.selected = true;
- }
- }
-
- // if entites first, but didn't find any, check regular
-
- if ( (flags & SF_ENTITIES_FIRST) && t.brush == NULL)
- return Test_Ray (origin, dir, flags - SF_ENTITIES_FIRST);
-
- return t;
- }
-
-
- /*
- ============
- Select_Brush
-
- ============
- */
- void Select_Brush (brush_t *brush)
- {
- brush_t *b;
- entity_t *e;
-
- selected_face = NULL;
- if (g_qeglobals.d_select_count < 2)
- g_qeglobals.d_select_order[g_qeglobals.d_select_count] = brush;
- g_qeglobals.d_select_count++;
-
- e = brush->owner;
- if (e)
- {
- // select complete entity on first click
- if (e != world_entity)
- {
- for (b=selected_brushes.next ; b != &selected_brushes ; b=b->next)
- if (b->owner == e)
- goto singleselect;
- for (b=e->brushes.onext ; b != &e->brushes ; b=b->onext)
- {
- Brush_RemoveFromList (b);
- Brush_AddToList (b, &selected_brushes);
- }
- }
- else
- {
- singleselect:
- Brush_RemoveFromList (brush);
- Brush_AddToList (brush, &selected_brushes);
- }
-
- if (e->eclass)
- {
- UpdateEntitySel(brush->owner->eclass);
- }
- }
- }
-
- /*
- ============
- Select_Ray
-
- If the origin is inside a brush, that brush will be ignored.
- ============
- */
- void Select_Ray (vec3_t origin, vec3_t dir, int flags)
- {
- trace_t t;
-
- t = Test_Ray (origin, dir, flags);
- if (!t.brush)
- return;
-
- if (flags == SF_SINGLEFACE)
- {
- selected_face = t.face;
- selected_face_brush = t.brush;
- Sys_UpdateWindows (W_ALL);
- g_qeglobals.d_select_mode = sel_brush;
- return;
- }
-
- // move the brush to the other list
-
- g_qeglobals.d_select_mode = sel_brush;
-
- if (t.selected)
- {
- Brush_RemoveFromList (t.brush);
- Brush_AddToList (t.brush, &active_brushes);
- } else
- {
- Select_Brush (t.brush);
- }
-
- Sys_UpdateWindows (W_ALL);
- }
-
-
- void Select_Delete (void)
- {
- brush_t *brush;
-
- selected_face = NULL;
- g_qeglobals.d_select_mode = sel_brush;
-
- g_qeglobals.d_select_count = 0;
- g_qeglobals.d_num_move_points = 0;
- while (selected_brushes.next != &selected_brushes)
- {
- brush = selected_brushes.next;
- Brush_Free (brush);
- }
-
- // FIXME: remove any entities with no brushes
-
- Sys_UpdateWindows (W_ALL);
- }
-
- void Select_Deselect (void)
- {
- brush_t *b;
-
- g_qeglobals.d_workcount++;
- g_qeglobals.d_select_count = 0;
- g_qeglobals.d_num_move_points = 0;
- b = selected_brushes.next;
-
- if (b == &selected_brushes)
- {
- if (selected_face)
- {
- selected_face = NULL;
- Sys_UpdateWindows (W_ALL);
- }
- return;
- }
-
- selected_face = NULL;
- g_qeglobals.d_select_mode = sel_brush;
-
- // grab top / bottom height for new brushes
- if (b->mins[2] < b->maxs[2])
- {
- g_qeglobals.d_new_brush_bottom_z = b->mins[2];
- g_qeglobals.d_new_brush_top_z = b->maxs[2];
- }
-
- selected_brushes.next->prev = &active_brushes;
- selected_brushes.prev->next = active_brushes.next;
- active_brushes.next->prev = selected_brushes.prev;
- active_brushes.next = selected_brushes.next;
- selected_brushes.prev = selected_brushes.next = &selected_brushes;
-
- Sys_UpdateWindows (W_ALL);
- }
-
- /*
- ============
- Select_Move
- ============
- */
- void Select_Move (vec3_t delta)
- {
- brush_t *b;
-
- // actually move the selected brushes
- for (b = selected_brushes.next ; b != &selected_brushes ; b=b->next)
- Brush_Move (b, delta);
- // Sys_UpdateWindows (W_ALL);
- }
-
- /*
- ============
- Select_Clone
-
- Creates an exact duplicate of the selection in place, then moves
- the selected brushes off of their old positions
- ============
- */
- void Select_Clone (void)
- {
- brush_t *b, *b2, *n, *next, *next2;
- vec3_t delta;
- entity_t *e;
-
- g_qeglobals.d_workcount++;
- g_qeglobals.d_select_mode = sel_brush;
-
- delta[0] = g_qeglobals.d_gridsize;
- delta[1] = g_qeglobals.d_gridsize;
- delta[2] = 0;
-
- for (b=selected_brushes.next ; b != &selected_brushes ; b=next)
- {
- next = b->next;
- // if the brush is a world brush, handle simply
- if (b->owner == world_entity)
- {
- n = Brush_Clone (b);
- Brush_AddToList (n, &active_brushes);
- Entity_LinkBrush (world_entity, n);
- Brush_Build( n );
- Brush_Move (b, delta);
- continue;
- }
-
- e = Entity_Clone (b->owner);
- // clear the target / targetname
- DeleteKey (e, "target");
- DeleteKey (e, "targetname");
-
- // if the brush is a fixed size entity, create a new entity
- if (b->owner->eclass->fixedsize)
- {
- n = Brush_Clone (b);
- Brush_AddToList (n, &active_brushes);
- Entity_LinkBrush (e, n);
- Brush_Build( n );
- Brush_Move (b, delta);
- continue;
- }
-
- // brush is a complex entity, grab all the other ones now
-
- next = &selected_brushes;
-
- for ( b2 = b ; b2 != &selected_brushes ; b2=next2)
- {
- next2 = b2->next;
- if (b2->owner != b->owner)
- {
- if (next == &selected_brushes)
- next = b2;
- continue;
- }
-
- // move b2 to the start of selected_brushes,
- // so it won't be hit again
- Brush_RemoveFromList (b2);
- Brush_AddToList (b2, &selected_brushes);
-
- n = Brush_Clone (b2);
- Brush_AddToList (n, &active_brushes);
- Entity_LinkBrush (e, n);
- Brush_Build( n );
- Brush_Move (b2, delta);
- }
-
- }
- Sys_UpdateWindows (W_ALL);
- }
-
-
-
- /*
- ============
- Select_SetTexture
- ============
- */
- void Select_SetTexture (texdef_t *texdef)
- {
- brush_t *b;
-
- if (selected_face)
- {
- selected_face->texdef = *texdef;
- Brush_Build(selected_face_brush);
- }
- else
- {
- for (b=selected_brushes.next ; b != &selected_brushes ; b=b->next)
- if (!b->owner->eclass->fixedsize)
- Brush_SetTexture (b, texdef);
- }
- Sys_UpdateWindows (W_ALL);
- }
-
-
- /*
- ================================================================
-
- TRANSFORMATIONS
-
- ================================================================
- */
-
- void Select_GetBounds (vec3_t mins, vec3_t maxs)
- {
- brush_t *b;
- int i;
-
- for (i=0 ; i<3 ; i++)
- {
- mins[i] = 99999;
- maxs[i] = -99999;
- }
-
- for (b=selected_brushes.next ; b != &selected_brushes ; b=b->next)
- for (i=0 ; i<3 ; i++)
- {
- if (b->mins[i] < mins[i])
- mins[i] = b->mins[i];
- if (b->maxs[i] > maxs[i])
- maxs[i] = b->maxs[i];
- }
- }
-
- void Select_GetMid (vec3_t mid)
- {
- vec3_t mins, maxs;
- int i;
-
- Select_GetBounds (mins, maxs);
- for (i=0 ; i<3 ; i++)
- mid[i] = g_qeglobals.d_gridsize*floor ( ( (mins[i] + maxs[i])*0.5 )/g_qeglobals.d_gridsize );
- }
-
- vec3_t select_origin;
- vec3_t select_matrix[3];
- qboolean select_fliporder;
-
- void Select_AplyMatrix (void)
- {
- brush_t *b;
- face_t *f;
- int i, j;
- vec3_t temp;
-
- for (b=selected_brushes.next ; b != &selected_brushes ; b=b->next)
- {
- for (f=b->brush_faces ; f ; f=f->next)
- {
- for (i=0 ; i<3 ; i++)
- {
- VectorSubtract (f->planepts[i], select_origin, temp);
- for (j=0 ; j<3 ; j++)
- f->planepts[i][j] = DotProduct(temp, select_matrix[j])
- + select_origin[j];
- }
- if (select_fliporder)
- {
- VectorCopy (f->planepts[0], temp);
- VectorCopy (f->planepts[2], f->planepts[0]);
- VectorCopy (temp, f->planepts[2]);
- }
- }
- Brush_Build( b );
- }
- Sys_UpdateWindows (W_ALL);
- }
-
-
- void Select_FlipAxis (int axis)
- {
- int i;
-
- Select_GetMid (select_origin);
- for (i=0 ; i<3 ; i++)
- {
- VectorCopy (vec3_origin, select_matrix[i]);
- select_matrix[i][i] = 1;
- }
- select_matrix[axis][axis] = -1;
-
- select_fliporder = true;
- Select_AplyMatrix ();
- }
-
- void Select_RotateAxis (int axis, float deg)
- {
- vec3_t temp;
- int i, j;
- vec_t c, s;
-
- if (deg == 0)
- return;
-
- Select_GetMid (select_origin);
- select_fliporder = false;
-
- if (deg == 90)
- {
- for (i=0 ; i<3 ; i++)
- {
- VectorCopy (vec3_origin, select_matrix[i]);
- select_matrix[i][i] = 1;
- }
- i = (axis+1)%3;
- j = (axis+2)%3;
- VectorCopy (select_matrix[i], temp);
- VectorCopy (select_matrix[j], select_matrix[i]);
- VectorSubtract (vec3_origin, temp, select_matrix[j]);
- }
- else
- {
- deg = -deg;
- if (deg == -180)
- {
- c = -1;
- s = 0;
- }
- else if (deg == -270)
- {
- c = 0;
- s = -1;
- }
- else
- {
- c = cos(deg/180*3.14159);
- s = sin (deg/180*3.14159);
- }
-
- for (i=0 ; i<3 ; i++)
- {
- VectorCopy (vec3_origin, select_matrix[i]);
- select_matrix[i][i] = 1;
- }
-
- switch (axis)
- {
- case 0:
- select_matrix[1][1] = c;
- select_matrix[1][2] = -s;
- select_matrix[2][1] = s;
- select_matrix[2][2] = c;
- break;
- case 1:
- select_matrix[0][0] = c;
- select_matrix[0][2] = s;
- select_matrix[2][0] = -s;
- select_matrix[2][2] = c;
- break;
- case 2:
- select_matrix[0][0] = c;
- select_matrix[0][1] = -s;
- select_matrix[1][0] = s;
- select_matrix[1][1] = c;
- break;
- }
- }
-
- Select_AplyMatrix ();
- }
-
- /*
- ================================================================
-
- GROUP SELECTIONS
-
- ================================================================
- */
-
- void Select_CompleteTall (void)
- {
- brush_t *b, *next;
- int i;
- vec3_t mins, maxs;
-
- if (!QE_SingleBrush ())
- return;
-
- g_qeglobals.d_select_mode = sel_brush;
-
- VectorCopy (selected_brushes.next->mins, mins);
- VectorCopy (selected_brushes.next->maxs, maxs);
- Select_Delete ();
-
- for (b=active_brushes.next ; b != &active_brushes ; b=next)
- {
- next = b->next;
- for (i=0 ; i<2 ; i++)
- if (b->maxs[i] > maxs[i] || b->mins[i] < mins[i])
- break;
- if (i == 2)
- {
- Brush_RemoveFromList (b);
- Brush_AddToList (b, &selected_brushes);
- }
- }
- Sys_UpdateWindows (W_ALL);
- }
-
- void Select_PartialTall (void)
- {
- brush_t *b, *next;
- int i;
- vec3_t mins, maxs;
-
- if (!QE_SingleBrush ())
- return;
-
- g_qeglobals.d_select_mode = sel_brush;
-
- VectorCopy (selected_brushes.next->mins, mins);
- VectorCopy (selected_brushes.next->maxs, maxs);
- Select_Delete ();
-
- for (b=active_brushes.next ; b != &active_brushes ; b=next)
- {
- next = b->next;
- for (i=0 ; i<2 ; i++)
- if (b->mins[i] > maxs[i] || b->maxs[i] < mins[i])
- break;
- if (i == 2)
- {
- Brush_RemoveFromList (b);
- Brush_AddToList (b, &selected_brushes);
- }
- }
- Sys_UpdateWindows (W_ALL);
- }
-
- void Select_Touching (void)
- {
- brush_t *b, *next;
- int i;
- vec3_t mins, maxs;
-
- if (!QE_SingleBrush ())
- return;
-
- g_qeglobals.d_select_mode = sel_brush;
-
- VectorCopy (selected_brushes.next->mins, mins);
- VectorCopy (selected_brushes.next->maxs, maxs);
-
- for (b=active_brushes.next ; b != &active_brushes ; b=next)
- {
- next = b->next;
- for (i=0 ; i<3 ; i++)
- if (b->mins[i] > maxs[i]+1 || b->maxs[i] < mins[i]-1)
- break;
- if (i == 3)
- {
- Brush_RemoveFromList (b);
- Brush_AddToList (b, &selected_brushes);
- }
- }
- Sys_UpdateWindows (W_ALL);
- }
-
- void Select_Inside (void)
- {
- brush_t *b, *next;
- int i;
- vec3_t mins, maxs;
-
- if (!QE_SingleBrush ())
- return;
-
- g_qeglobals.d_select_mode = sel_brush;
-
- VectorCopy (selected_brushes.next->mins, mins);
- VectorCopy (selected_brushes.next->maxs, maxs);
- Select_Delete ();
-
- for (b=active_brushes.next ; b != &active_brushes ; b=next)
- {
- next = b->next;
- for (i=0 ; i<3 ; i++)
- if (b->maxs[i] > maxs[i] || b->mins[i] < mins[i])
- break;
- if (i == 3)
- {
- Brush_RemoveFromList (b);
- Brush_AddToList (b, &selected_brushes);
- }
- }
- Sys_UpdateWindows (W_ALL);
- }
-
- /*
- =============
- Select_Ungroup
-
- Turn the currently selected entity back into normal brushes
- =============
- */
- void Select_Ungroup (void)
- {
- entity_t *e;
- brush_t *b;
-
- e = selected_brushes.next->owner;
-
- if (!e || e == world_entity || e->eclass->fixedsize)
- {
- Sys_Status ("Not a grouped entity.", 0);
- return;
- }
-
- for (b=e->brushes.onext ; b != &e->brushes ; b=e->brushes.onext)
- {
- Brush_RemoveFromList (b);
- Brush_AddToList (b, &active_brushes);
- Entity_UnlinkBrush (b);
- Entity_LinkBrush (world_entity, b);
- Brush_Build( b );
- b->owner = world_entity;
- }
-
- Entity_Free (e);
- Sys_UpdateWindows (W_ALL);
- }
-
- /*
- ====================
- Select_MakeStructural
- ====================
- */
- void Select_MakeStructural (void)
- {
- brush_t *b;
- face_t *f;
-
- for (b=selected_brushes.next ; b != &selected_brushes ; b=b->next)
- for (f=b->brush_faces ; f ; f=f->next)
- f->texdef.contents &= ~CONTENTS_DETAIL;
- Select_Deselect ();
- Sys_UpdateWindows (W_ALL);
- }
-
- void Select_MakeDetail (void)
- {
- brush_t *b;
- face_t *f;
-
- for (b=selected_brushes.next ; b != &selected_brushes ; b=b->next)
- for (f=b->brush_faces ; f ; f=f->next)
- f->texdef.contents |= CONTENTS_DETAIL;
- Select_Deselect ();
- Sys_UpdateWindows (W_ALL);
- }
-
-
-