mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-18 18:51:53 +00:00
62c73b300e
What was the person who wrote valueForQKey thinking? Make the function const-correct and bubble the changes through the code.
1952 lines
37 KiB
Objective-C
1952 lines
37 KiB
Objective-C
#include "QF/script.h"
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#include "QF/sys.h"
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#include "SetBrush.h"
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#include "Entity.h"
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#include "EntityClass.h"
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#include "Map.h"
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#include "Preferences.h"
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#include "XYView.h"
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#include "ZView.h"
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#include "CameraView.h"
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#include "Clipper.h"
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#include "QuakeEd.h"
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@implementation SetBrush
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/*
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==================
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textureAxisFromPlane
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==================
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*/
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#if 1
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vec3_t baseaxis[18] = {
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{0, 0, 1}, {1, 0, 0}, {0, -1, 0}, // floor
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{0, 0, -1}, {1, 0, 0}, {0, -1, 0}, // ceiling
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{1, 0, 0}, {0, 1, 0}, {0, 0, -1}, // west wall
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{-1, 0, 0}, {0, 1, 0}, {0, 0, -1}, // east wall
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{0, 1, 0}, {1, 0, 0}, {0, 0, -1}, // south wall
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{0, -1, 0}, {1, 0, 0}, {0, 0, -1} // north wall
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};
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#else
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vec3_t baseaxis[18] = {
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{0, 0, 1}, {1, 0, 0}, {0, -1, 0}, // floor
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{0, 0, -1}, {1, 0, 0}, {0, 1, 0}, // ceiling
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{1, 0, 0}, {0, 1, 0}, {0, 0, -1}, // west wall
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{-1, 0, 0}, {0, -1, 0}, {0, 0, -1}, // east wall
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{0, 1, 0}, {-1, 0, 0}, {0, 0, -1}, // south wall
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{0, -1, 0}, {1, 0, 0}, {0, 0, -1} // north wall
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};
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#endif
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float
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TextureAxisFromPlane (plane_t *pln, float *xv, float *yv)
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{
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int bestaxis;
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float dot, best;
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int i;
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best = 0;
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bestaxis = 0;
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for (i = 0; i < 6; i++) {
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dot = DotProduct (pln->normal, baseaxis[i * 3]);
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if (dot > best) {
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best = dot;
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bestaxis = i;
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}
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}
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VectorCopy (baseaxis[bestaxis * 3 + 1], xv);
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VectorCopy (baseaxis[bestaxis * 3 + 2], yv);
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return lightaxis[bestaxis >> 1];
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}
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#define BOGUS_RANGE 18000
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/*
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=================
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CheckFace
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Note: this will not catch 0 area polygons
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=================
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*/
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void
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CheckFace (face_t * f)
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{
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int i, j;
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float *p1, *p2;
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float d, edgedist;
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vec3_t dir, edgenormal;
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winding_t *w;
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w = f->w;
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if (!w)
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Sys_Error ("CheckFace: no winding");
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if (w->numpoints < 3)
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Sys_Error ("CheckFace: %i points", w->numpoints);
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for (i = 0; i < w->numpoints; i++) {
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p1 = w->points[i];
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for (j = 0; j < 3; j++)
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if (p1[j] > BOGUS_RANGE || p1[j] < -BOGUS_RANGE)
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Sys_Error ("CheckFace: BUGUS_RANGE: %f", p1[j]);
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j = i + 1 == w->numpoints ? 0 : i + 1;
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// check the point is on the face plane
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d = DotProduct (p1, f->plane.normal) - f->plane.dist;
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if (d < -ON_EPSILON || d > ON_EPSILON)
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Sys_Error ("CheckFace: point off plane");
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// check the edge isn't degenerate
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p2 = w->points[j];
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VectorSubtract (p2, p1, dir);
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if (VectorLength (dir) < ON_EPSILON)
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Sys_Error ("CheckFace: degenerate edge");
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CrossProduct (f->plane.normal, dir, edgenormal);
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VectorNormalize (edgenormal);
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edgedist = DotProduct (p1, edgenormal);
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edgedist += ON_EPSILON;
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// all other points must be on front side
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for (j = 0; j < w->numpoints; j++) {
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if (j == i)
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continue;
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d = DotProduct (w->points[j], edgenormal);
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if (d > edgedist)
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Sys_Error ("CheckFace: non-convex");
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}
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}
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}
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/*
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=============================================================================
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TURN PLANES INTO GROUPS OF FACES
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=============================================================================
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*/
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/*
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==================
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NewWinding
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==================
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*/
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winding_t *
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NewWinding (int points)
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{
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winding_t *w;
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size_t size;
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if (points > MAX_POINTS_ON_WINDING)
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Sys_Error ("NewWinding: %i points", points);
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size = (size_t) ((winding_t *) 0)->points[points];
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w = malloc (size);
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memset (w, 0, size);
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return w;
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}
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/*
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==================
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CopyWinding
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==================
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*/
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winding_t *
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CopyWinding (winding_t * w)
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{
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size_t size;
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winding_t *c;
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size = (size_t) ((winding_t *) 0)->points[w->numpoints];
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c = malloc (size);
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memcpy (c, w, size);
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return c;
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}
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/*
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==================
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ClipWinding
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Clips the winding to the plane, returning the new winding on the positive side
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Frees the input winding.
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==================
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*/
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winding_t *
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ClipWinding (winding_t * in, plane_t *split)
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{
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float dists[MAX_POINTS_ON_WINDING];
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int sides[MAX_POINTS_ON_WINDING];
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int counts[3];
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float dot;
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int i, j;
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float *p1, *p2, *mid;
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winding_t *neww;
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int maxpts;
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counts[0] = counts[1] = counts[2] = 0;
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// determine sides for each point
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for (i = 0; i < in->numpoints; i++) {
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dot = DotProduct (in->points[i], split->normal);
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dot -= split->dist;
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dists[i] = dot;
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if (dot > ON_EPSILON)
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sides[i] = SIDE_FRONT;
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else if (dot < -ON_EPSILON)
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sides[i] = SIDE_BACK;
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else {
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sides[i] = SIDE_ON;
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}
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counts[sides[i]]++;
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}
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sides[i] = sides[0];
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dists[i] = dists[0];
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if (!counts[0] && !counts[1])
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return in;
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if (!counts[0]) {
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free (in);
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return NULL;
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}
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if (!counts[1])
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return in;
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maxpts = in->numpoints + 4; // can't use counts[0]+2 because
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// of fp grouping errors
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neww = NewWinding (maxpts);
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for (i = 0; i < in->numpoints; i++) {
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p1 = in->points[i];
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mid = neww->points[neww->numpoints];
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if (sides[i] == SIDE_FRONT || sides[i] == SIDE_ON) {
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VectorCopy (p1, mid);
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mid[3] = p1[3];
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mid[4] = p1[4];
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neww->numpoints++;
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if (sides[i] == SIDE_ON)
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continue;
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mid = neww->points[neww->numpoints];
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}
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if (sides[i + 1] == SIDE_ON || sides[i + 1] == sides[i])
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continue;
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// generate a split point
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if (i == in->numpoints - 1)
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p2 = in->points[0];
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else
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p2 = p1 + 5;
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neww->numpoints++;
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dot = dists[i] / (dists[i] - dists[i + 1]);
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for (j = 0; j < 3; j++) { // avoid round off error when possible
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if (split->normal[j] == 1)
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mid[j] = split->dist;
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else if (split->normal[j] == -1)
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mid[j] = -split->dist;
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mid[j] = p1[j] + dot * (p2[j] - p1[j]);
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}
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mid[3] = p1[3] + dot * (p2[3] - p1[3]);
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mid[4] = p1[4] + dot * (p2[4] - p1[4]);
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}
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if (neww->numpoints > maxpts)
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Sys_Error ("ClipWinding: points exceeded estimate");
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// free the original winding
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free (in);
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return neww;
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}
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/*
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=================
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BasePolyForPlane
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There has GOT to be a better way of doing this...
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=================
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*/
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winding_t *
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BasePolyForPlane (face_t * f)
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{
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int i, x;
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float max, v;
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vec3_t org, vright, vup;
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vec3_t xaxis, yaxis;
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winding_t *w;
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texturedef_t *td;
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plane_t *p;
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float ang, sinv, cosv;
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float s, t, ns, nt;
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p = &f->plane;
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// find the major axis
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max = -BOGUS_RANGE;
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x = -1;
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for (i = 0; i < 3; i++) {
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v = fabs (p->normal[i]);
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if (v > max) {
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x = i;
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max = v;
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}
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}
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if (x == -1)
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Sys_Error ("BasePolyForPlane: no axis found");
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VectorCopy (vec3_origin, vup);
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switch (x) {
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case 0:
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case 1:
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vup[2] = 1;
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break;
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case 2:
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vup[0] = 1;
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break;
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}
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v = DotProduct (vup, p->normal);
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VectorMultAdd (vup, -v, p->normal, vup);
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VectorNormalize (vup);
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VectorScale (p->normal, p->dist, org);
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CrossProduct (vup, p->normal, vright);
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VectorScale (vup, 8192, vup);
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VectorScale (vright, 8192, vright);
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// project a really big axis aligned box onto the plane
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w = NewWinding (4);
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w->numpoints = 4;
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VectorSubtract (org, vright, w->points[0]);
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VectorAdd (w->points[0], vup, w->points[0]);
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VectorAdd (org, vright, w->points[1]);
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VectorAdd (w->points[1], vup, w->points[1]);
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VectorAdd (org, vright, w->points[2]);
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VectorSubtract (w->points[2], vup, w->points[2]);
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VectorSubtract (org, vright, w->points[3]);
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VectorSubtract (w->points[3], vup, w->points[3]);
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// set texture values
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f->light = TextureAxisFromPlane (&f->plane, xaxis, yaxis);
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td = &f->texture;
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// rotate axis
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ang = td->rotate / 180 * M_PI;
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sinv = sin (ang);
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cosv = cos (ang);
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if (!td->scale[0])
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td->scale[0] = 1;
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if (!td->scale[1])
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td->scale[1] = 1;
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for (i = 0; i < 4; i++) {
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s = DotProduct (w->points[i], xaxis);
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t = DotProduct (w->points[i], yaxis);
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ns = cosv * s - sinv * t;
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nt = sinv * s + cosv * t;
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w->points[i][3] = ns / td->scale[0] + td->shift[0];
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w->points[i][4] = nt / td->scale[1] + td->shift[1];
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}
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return w;
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}
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/*
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===========
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calcWindings
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recalc the faces and mins / maxs from the planes
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If a face has a NULL winding, it is an overconstraining plane and
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can be removed.
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===========
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*/
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-calcWindings
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{
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int i, j, k;
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float v;
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face_t *f;
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winding_t *w;
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plane_t plane;
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vec3_t t1, t2, t3;
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BOOL useplane[MAX_FACES];
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bmins[0] = bmins[1] = bmins[2] = 99999;
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bmaxs[0] = bmaxs[1] = bmaxs[2] = -99999;
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invalid = NO;
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[self freeWindings];
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for (i = 0; i < MAX_FACES; i++) {
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f = &faces[i];
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// calc a plane from the points
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for (j = 0; j < 3; j++) {
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t1[j] = f->planepts[0][j] - f->planepts[1][j];
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t2[j] = f->planepts[2][j] - f->planepts[1][j];
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t3[j] = f->planepts[1][j];
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}
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CrossProduct (t1, t2, f->plane.normal);
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if (VectorCompare (f->plane.normal, vec3_origin)) {
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useplane[i] = NO;
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break;
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}
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VectorNormalize (f->plane.normal);
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f->plane.dist = DotProduct (t3, f->plane.normal);
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// if the plane duplicates another plane, ignore it
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// (assume it is a brush being edited that will be fixed)
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useplane[i] = YES;
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for (j = 0; j < i; j++) {
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if (f->plane.normal[0] == faces[j].plane.normal[0]
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&& f->plane.normal[1] == faces[j].plane.normal[1]
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&& f->plane.normal[2] == faces[j].plane.normal[2]
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&& f->plane.dist == faces[j].plane.dist) {
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useplane[i] = NO;
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break;
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}
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}
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}
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for (i = 0; i < numfaces; i++) {
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if (!useplane[i])
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continue; // duplicate plane
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f = &faces[i];
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w = BasePolyForPlane (f);
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for (j = 0; j < numfaces && w; j++) {
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if (j == i)
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continue;
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// flip the plane, because we want to keep the back side
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VectorSubtract (vec3_origin, faces[j].plane.normal, plane.normal);
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plane.dist = -faces[j].plane.dist;
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w = ClipWinding (w, &plane);
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}
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f->w = w;
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if (w) {
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CheckFace (f);
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for (j = 0; j < w->numpoints; j++) {
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for (k = 0; k < 3; k++) {
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v = w->points[j][k];
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if (fabs (v - rint (v)) < FP_EPSILON)
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v = w->points[j][k] = rint (v);
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if (v < bmins[k])
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bmins[k] = v;
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if (v > bmaxs[k])
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bmaxs[k] = v;
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}
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}
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}
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}
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if (bmins[0] == 99999) {
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invalid = YES;
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VectorCopy (vec3_origin, bmins);
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VectorCopy (vec3_origin, bmaxs);
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return nil;
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}
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return self;
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}
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//============================================================================
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/*
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===========
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initOwner:::
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===========
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*/
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-initOwner: own mins:(float *)
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mins maxs:(float *)
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maxs texture:(texturedef_t *) tex
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{
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[super init];
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parent = own;
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[self setTexturedef:tex];
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[self setMins: mins maxs:maxs];
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return self;
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}
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-setMins:(float *)
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mins maxs:(float *) maxs
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{
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int i, j;
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vec3_t pts[4][2];
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for (i = 0; i < 3; i++) {
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if (maxs[i] - mins[i] <= 0) {
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VectorCopy (mins, bmins);
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VectorCopy (maxs, bmaxs);
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invalid = YES;
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numfaces = 0;
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return self;
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}
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}
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pts[0][0][0] = mins[0];
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pts[0][0][1] = mins[1];
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pts[1][0][0] = mins[0];
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pts[1][0][1] = maxs[1];
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pts[2][0][0] = maxs[0];
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pts[2][0][1] = maxs[1];
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pts[3][0][0] = maxs[0];
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pts[3][0][1] = mins[1];
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for (i = 0; i < 4; i++) {
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pts[i][0][2] = mins[2];
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pts[i][1][0] = pts[i][0][0];
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pts[i][1][1] = pts[i][0][1];
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pts[i][1][2] = maxs[2];
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}
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numfaces = 6;
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for (i = 0; i < 4; i++) {
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j = (i + 1) % 4;
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faces[i].planepts[0][0] = pts[j][1][0];
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faces[i].planepts[0][1] = pts[j][1][1];
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faces[i].planepts[0][2] = pts[j][1][2];
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|
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faces[i].planepts[1][0] = pts[i][1][0];
|
|
faces[i].planepts[1][1] = pts[i][1][1];
|
|
faces[i].planepts[1][2] = pts[i][1][2];
|
|
|
|
faces[i].planepts[2][0] = pts[i][0][0];
|
|
faces[i].planepts[2][1] = pts[i][0][1];
|
|
faces[i].planepts[2][2] = pts[i][0][2];
|
|
}
|
|
|
|
faces[4].planepts[0][0] = pts[0][1][0];
|
|
faces[4].planepts[0][1] = pts[0][1][1];
|
|
faces[4].planepts[0][2] = pts[0][1][2];
|
|
|
|
faces[4].planepts[1][0] = pts[1][1][0];
|
|
faces[4].planepts[1][1] = pts[1][1][1];
|
|
faces[4].planepts[1][2] = pts[1][1][2];
|
|
|
|
faces[4].planepts[2][0] = pts[2][1][0];
|
|
faces[4].planepts[2][1] = pts[2][1][1];
|
|
faces[4].planepts[2][2] = pts[2][1][2];
|
|
|
|
|
|
faces[5].planepts[0][0] = pts[2][0][0];
|
|
faces[5].planepts[0][1] = pts[2][0][1];
|
|
faces[5].planepts[0][2] = pts[2][0][2];
|
|
|
|
faces[5].planepts[1][0] = pts[1][0][0];
|
|
faces[5].planepts[1][1] = pts[1][0][1];
|
|
faces[5].planepts[1][2] = pts[1][0][2];
|
|
|
|
faces[5].planepts[2][0] = pts[0][0][0];
|
|
faces[5].planepts[2][1] = pts[0][0][1];
|
|
faces[5].planepts[2][2] = pts[0][0][2];
|
|
|
|
|
|
[self calcWindings];
|
|
return self;
|
|
}
|
|
|
|
-parent
|
|
{
|
|
return parent;
|
|
}
|
|
|
|
-setParent:(id) p
|
|
{
|
|
parent = p;
|
|
return self;
|
|
}
|
|
|
|
-setEntityColor:(vec3_t) color
|
|
{
|
|
VectorCopy (color, entitycolor);
|
|
return self;
|
|
}
|
|
|
|
-freeWindings
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < MAX_FACES; i++)
|
|
if (faces[i].w) {
|
|
free (faces[i].w);
|
|
faces[i].w = NULL;
|
|
}
|
|
return self;
|
|
}
|
|
|
|
-(void) dealloc
|
|
{
|
|
[self freeWindings];
|
|
return[super dealloc];
|
|
}
|
|
|
|
/*
|
|
===========
|
|
initOwner: fromTokens
|
|
===========
|
|
*/
|
|
int numsb;
|
|
|
|
-initFromScript:(script_t *)script owner:own
|
|
{
|
|
face_t *f;
|
|
int i, j;
|
|
|
|
[self init];
|
|
|
|
parent = own;
|
|
|
|
f = faces;
|
|
numfaces = 0;
|
|
do {
|
|
if (!Script_GetToken (script, true))
|
|
break;
|
|
if (!strcmp (Script_Token (script), "}"))
|
|
break;
|
|
|
|
for (i = 0; i < 3; i++) {
|
|
if (i != 0)
|
|
Script_GetToken (script, true);
|
|
if (strcmp (Script_Token (script), "("))
|
|
Sys_Error ("parsing map file");
|
|
|
|
for (j = 0; j < 3; j++) {
|
|
Script_GetToken (script, false);
|
|
f->planepts[i][j] = atoi (Script_Token (script));
|
|
} Script_GetToken (script, false);
|
|
|
|
if (strcmp (Script_Token (script), ")"))
|
|
Sys_Error ("parsing map file");
|
|
}
|
|
|
|
Script_GetToken (script, false);
|
|
strcpy (f->texture.texture, Script_Token (script));
|
|
Script_GetToken (script, false);
|
|
f->texture.shift[0] = atof (Script_Token (script));
|
|
Script_GetToken (script, false);
|
|
f->texture.shift[1] = atof (Script_Token (script));
|
|
Script_GetToken (script, false);
|
|
f->texture.rotate = atof (Script_Token (script));
|
|
Script_GetToken (script, false);
|
|
f->texture.scale[0] = atof (Script_Token (script));
|
|
Script_GetToken (script, false);
|
|
f->texture.scale[1] = atof (Script_Token (script));
|
|
|
|
#if 0
|
|
flags = atoi (Script_Token (script));
|
|
|
|
flags &= 7;
|
|
|
|
f->texture.rotate = 0;
|
|
f->texture.scale[0] = 1;
|
|
f->texture.scale[1] = 1;
|
|
|
|
#define TEX_FLIPAXIS 1
|
|
#define TEX_FLIPS 2
|
|
#define TEX_FLIPT 4
|
|
|
|
if (flags & TEX_FLIPAXIS) {
|
|
f->texture.rotate = 90;
|
|
if (!(flags & TEX_FLIPT))
|
|
f->texture.scale[0] = -1;
|
|
if (flags & TEX_FLIPS)
|
|
f->texture.scale[1] = -1;
|
|
} else {
|
|
if (flags & TEX_FLIPS)
|
|
f->texture.scale[0] = -1;
|
|
if (flags & TEX_FLIPT)
|
|
f->texture.scale[1] = -1;
|
|
}
|
|
#endif
|
|
f++;
|
|
numfaces++;
|
|
} while (1);
|
|
|
|
numsb++;
|
|
|
|
[self calcWindings];
|
|
|
|
return self;
|
|
}
|
|
|
|
/*
|
|
===========
|
|
writeToFILE
|
|
===========
|
|
*/
|
|
-writeToFILE:(FILE *)
|
|
f region:(BOOL) reg
|
|
{
|
|
int i, j;
|
|
face_t *fa;
|
|
texturedef_t *td;
|
|
|
|
|
|
if (reg && regioned)
|
|
return self;
|
|
|
|
fprintf (f, "{\n");
|
|
for (i = 0; i < numfaces; i++) {
|
|
fa = &faces[i];
|
|
for (j = 0; j < 3; j++)
|
|
fprintf (f, "( %d %d %d ) ", (int) fa->planepts[j][0],
|
|
(int) fa->planepts[j][1], (int) fa->planepts[j][2]);
|
|
td = &fa->texture;
|
|
fprintf (f, "%s %d %d %d %f %f\n", td->texture, (int) td->shift[0],
|
|
(int) td->shift[1], (int) td->rotate, td->scale[0],
|
|
td->scale[1]);
|
|
}
|
|
fprintf (f, "}\n");
|
|
|
|
return self;
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
==============================================================================
|
|
|
|
INTERACTION
|
|
|
|
==============================================================================
|
|
*/
|
|
|
|
-getMins:(vec3_t)
|
|
mins maxs:(vec3_t) maxs
|
|
{
|
|
VectorCopy (bmins, mins);
|
|
VectorCopy (bmaxs, maxs);
|
|
return self;
|
|
}
|
|
|
|
|
|
-(BOOL) selected
|
|
{
|
|
return selected;
|
|
}
|
|
|
|
-setSelected:(BOOL) s
|
|
{
|
|
selected = s;
|
|
return self;
|
|
}
|
|
|
|
-(BOOL) regioned
|
|
{
|
|
return regioned;
|
|
}
|
|
|
|
-setRegioned:(BOOL) s
|
|
{
|
|
regioned = s;
|
|
return self;
|
|
}
|
|
|
|
|
|
/*
|
|
===========
|
|
setTexturedef
|
|
===========
|
|
*/
|
|
-setTexturedef:(texturedef_t *) tex
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < MAX_FACES; i++) {
|
|
faces[i].texture = *tex;
|
|
faces[i].qtexture = NULL; // recache next render
|
|
}
|
|
|
|
[self calcWindings]; // in case texture coords changed
|
|
return self;
|
|
}
|
|
|
|
-setTexturedef:(texturedef_t *)
|
|
tex forFace:(int) f
|
|
{
|
|
if ((unsigned) f > numfaces)
|
|
Sys_Error ("setTexturedef:forFace: bad face number %i", f);
|
|
|
|
faces[f].texture = *tex;
|
|
faces[f].qtexture = NULL; // recache next render
|
|
|
|
[self calcWindings]; // in case texture coords changed
|
|
return self;
|
|
}
|
|
|
|
/*
|
|
===========
|
|
texturedef
|
|
===========
|
|
*/
|
|
-(texturedef_t *) texturedef
|
|
{
|
|
return &faces[0].texture;
|
|
}
|
|
|
|
-(texturedef_t *) texturedefForFace:(int) f
|
|
{
|
|
return &faces[f].texture;
|
|
}
|
|
|
|
|
|
/*
|
|
===========
|
|
removeIfInvalid
|
|
|
|
So created veneers don't stay around
|
|
===========
|
|
*/
|
|
-removeIfInvalid
|
|
{
|
|
int i, j;
|
|
|
|
for (i = 0; i < numfaces; i++) {
|
|
if (faces[i].w)
|
|
continue;
|
|
for (j = i + 1; j < numfaces; j++)
|
|
faces[j - 1] = faces[j];
|
|
i--;
|
|
numfaces--;
|
|
}
|
|
for (; i < MAX_FACES; i++)
|
|
faces[i].w = NULL;
|
|
|
|
if (numfaces < 4) {
|
|
invalid = YES;
|
|
[self remove];
|
|
return nil;
|
|
}
|
|
return self;
|
|
}
|
|
|
|
/*
|
|
===========
|
|
containsPoint
|
|
|
|
===========
|
|
*/
|
|
-(BOOL) containsPoint:(vec3_t) pt
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < numfaces; i++)
|
|
if (DotProduct (faces[i].plane.normal, pt) >= faces[i].plane.dist)
|
|
return NO;
|
|
return YES;
|
|
}
|
|
|
|
/*
|
|
===========
|
|
clipRay
|
|
|
|
===========
|
|
*/
|
|
-clipRay: (vec3_t) p1: (vec3_t) p2: (vec3_t) frontpoint: (int *) f_face: (vec3_t) backpoint:(int *) b_face
|
|
{
|
|
int frontface, backface;
|
|
int i, j;
|
|
face_t *f;
|
|
float d1, d2, m;
|
|
float *start;
|
|
|
|
start = p1;
|
|
|
|
frontface = -2;
|
|
backface = -2;
|
|
|
|
f = faces;
|
|
for (i = 0; i < numfaces; i++, f++) {
|
|
if (!f->w)
|
|
continue; // clipped off plane
|
|
d1 = DotProduct (p1, f->plane.normal) - f->plane.dist;
|
|
d2 = DotProduct (p2, f->plane.normal) - f->plane.dist;
|
|
if (d1 >= 0 && d2 >= 0) { // the entire ray is in front of the
|
|
// polytope
|
|
*f_face = -1;
|
|
*b_face = -1;
|
|
return self;
|
|
}
|
|
if (d1 > 0 && d2 < 0) { // new front plane
|
|
frontface = i;
|
|
m = d1 / (d1 - d2);
|
|
for (j = 0; j < 3; j++)
|
|
frontpoint[j] = p1[j] + m * (p2[j] - p1[j]);
|
|
p1 = frontpoint;
|
|
}
|
|
if (d1 < 0 && d2 > 0) { // new back plane
|
|
backface = i;
|
|
m = d1 / (d1 - d2);
|
|
for (j = 0; j < 3; j++)
|
|
backpoint[j] = p1[j] + m * (p2[j] - p1[j]);
|
|
p2 = backpoint;
|
|
}
|
|
}
|
|
|
|
*f_face = frontface;
|
|
*b_face = backface;
|
|
|
|
return self;
|
|
}
|
|
|
|
|
|
/*
|
|
===========
|
|
hitByRay
|
|
|
|
===========
|
|
*/
|
|
-hitByRay: (vec3_t) p1: (vec3_t) p2: (float *) time:(int *) face
|
|
{
|
|
vec3_t frontpoint, backpoint, dir;
|
|
int frontface, backface;
|
|
|
|
if (regioned) {
|
|
*time = -1;
|
|
*face = -1;
|
|
return self;
|
|
}
|
|
|
|
[self clipRay: p1: p2: frontpoint: &frontface: backpoint:&backface];
|
|
|
|
if (frontface == -2 && backface == -2) { // entire ray is inside the
|
|
// brush, select first face
|
|
*time = 0;
|
|
*face = 0;
|
|
return self;
|
|
}
|
|
|
|
|
|
if (frontface < 0) { // ray started inside the polytope,
|
|
// don't select it
|
|
*time = -1;
|
|
*face = -1;
|
|
return self;
|
|
}
|
|
|
|
VectorSubtract (p2, p1, dir);
|
|
VectorNormalize (dir);
|
|
VectorSubtract (frontpoint, p1, frontpoint);
|
|
*time = DotProduct (frontpoint, dir);
|
|
|
|
if (*time < 0)
|
|
Sys_Error ("hitByRay: negative t");
|
|
|
|
*face = frontface;
|
|
|
|
return self;
|
|
}
|
|
|
|
|
|
/*
|
|
==============================================================================
|
|
|
|
DRAWING ROUTINES
|
|
|
|
==============================================================================
|
|
*/
|
|
|
|
BOOL fakebrush;
|
|
|
|
-drawConnections
|
|
{
|
|
id obj;
|
|
int c, i;
|
|
vec3_t dest, origin;
|
|
vec3_t mid;
|
|
vec3_t forward, right;
|
|
const char *targname;
|
|
vec3_t min, max, temp;
|
|
const char *targ;
|
|
|
|
targ =[parent valueForQKey:"target"];
|
|
|
|
if (!targ || !targ[0])
|
|
return self;
|
|
|
|
origin[0] = (bmins[0] + bmaxs[0]) / 2;
|
|
origin[1] = (bmins[1] + bmaxs[1]) / 2;
|
|
|
|
c =[map_i count];
|
|
for (i = 0; i < c; i++) {
|
|
obj =[map_i objectAtIndex:i];
|
|
targname =[obj valueForQKey:"targetname"];
|
|
if (strcmp (targ, targname))
|
|
continue;
|
|
|
|
[[obj objectAtIndex: 0] getMins: min maxs:max];
|
|
dest[0] = (min[0] + max[0]) / 2;
|
|
dest[1] = (min[1] + max[1]) / 2;
|
|
|
|
XYmoveto (origin);
|
|
XYlineto (dest);
|
|
|
|
forward[0] = dest[0] - origin[0];
|
|
forward[1] = dest[1] - origin[1];
|
|
forward[2] = 0;
|
|
|
|
if (!forward[0] && !forward[1])
|
|
continue;
|
|
|
|
VectorNormalize (forward);
|
|
forward[0] = 8 * forward[0];
|
|
forward[1] = 8 * forward[1];
|
|
right[0] = forward[1];
|
|
right[1] = -forward[0];
|
|
|
|
mid[0] = (dest[0] + origin[0]) / 2;
|
|
mid[1] = (dest[1] + origin[1]) / 2;
|
|
|
|
temp[0] = mid[0] + right[0] - forward[0];
|
|
temp[1] = mid[1] + right[1] - forward[1];
|
|
XYmoveto (temp);
|
|
XYlineto (mid);
|
|
temp[0] = mid[0] - right[0] - forward[0];
|
|
temp[1] = mid[1] - right[1] - forward[1];
|
|
XYlineto (temp);
|
|
|
|
}
|
|
|
|
return self;
|
|
}
|
|
|
|
-(BOOL) fakeBrush:(SEL) call
|
|
{
|
|
id copy;
|
|
face_t face;
|
|
|
|
if (!selected || fakebrush)
|
|
return NO;
|
|
|
|
if (![clipper_i getFace:&face])
|
|
return NO;
|
|
|
|
fakebrush = YES;
|
|
copy =[self copy];
|
|
copy =[copy addFace:&face];
|
|
if (copy) {
|
|
[copy performSelector:call];
|
|
[copy dealloc];
|
|
}
|
|
fakebrush = NO;
|
|
return YES;
|
|
}
|
|
|
|
/*
|
|
===========
|
|
XYDrawSelf
|
|
===========
|
|
*/
|
|
-XYDrawSelf
|
|
{
|
|
int i, j;
|
|
winding_t *w;
|
|
vec3_t mid, end, s1, s2;
|
|
const char *val;
|
|
float ang;
|
|
id worldent, currentent;
|
|
BOOL keybrush;
|
|
|
|
if ([self fakeBrush:@selector (XYDrawSelf)])
|
|
return self;
|
|
|
|
[xyview_i addToScrollRange: bmins[0]:bmins[1]];
|
|
[xyview_i addToScrollRange: bmaxs[0]:bmaxs[1]];
|
|
|
|
worldent =[map_i objectAtIndex:0];
|
|
currentent =[map_i currentEntity];
|
|
|
|
if (parent != worldent && self ==[parent objectAtIndex:0])
|
|
keybrush = YES;
|
|
else
|
|
keybrush = NO;
|
|
|
|
if (parent != worldent && worldent == currentent)
|
|
linecolor (entitycolor[0], entitycolor[1], entitycolor[2]);
|
|
else if (selected)
|
|
linecolor (1, 0, 0); // selected
|
|
else if (parent == currentent)
|
|
linecolor (0, 0, 0); // unselected, but in same entity
|
|
else
|
|
linecolor (0, 0.5, 0); // other entity green
|
|
|
|
if (keybrush)
|
|
[self drawConnections]; // target line
|
|
|
|
if (!selected &&
|
|
(bmaxs[0] < xy_draw_rect.origin.x
|
|
|| bmaxs[1] < xy_draw_rect.origin.y
|
|
|| bmins[0] > xy_draw_rect.origin.x + xy_draw_rect.size.width
|
|
|| bmins[1] > xy_draw_rect.origin.y + xy_draw_rect.size.height))
|
|
return self; // off view, don't bother
|
|
|
|
for (i = 0; i < numfaces; i++) {
|
|
w = faces[i].w;
|
|
if (!w)
|
|
continue;
|
|
if (DotProduct (faces[i].plane.normal, xy_viewnormal) > -VECTOR_EPSILON)
|
|
continue;
|
|
|
|
XYmoveto (w->points[w->numpoints - 1]);
|
|
for (j = 0; j < w->numpoints; j++)
|
|
XYlineto (w->points[j]);
|
|
}
|
|
|
|
if (keybrush) {
|
|
// angle arrow
|
|
val =[parent valueForQKey:"angle"];
|
|
if (val && val[0]) {
|
|
ang = atof (val) * M_PI / 180;
|
|
if (ang > 0) // negative values are up/down flags
|
|
{
|
|
mid[0] = (bmins[0] + bmaxs[0]) / 2;
|
|
mid[1] = (bmins[1] + bmaxs[1]) / 2;
|
|
|
|
end[0] = mid[0] + 16 * cos (ang);
|
|
end[1] = mid[1] + 16 * sin (ang);
|
|
|
|
s1[0] = mid[0] + 12 * cos (ang + 0.4);
|
|
s1[1] = mid[1] + 12 * sin (ang + 0.4);
|
|
|
|
s2[0] = mid[0] + 12 * cos (ang - 0.4);
|
|
s2[1] = mid[1] + 12 * sin (ang - 0.4);
|
|
|
|
XYmoveto (mid);
|
|
XYlineto (end);
|
|
XYmoveto (s1);
|
|
XYlineto (end);
|
|
XYlineto (s2);
|
|
}
|
|
}
|
|
}
|
|
|
|
return self;
|
|
}
|
|
|
|
/*
|
|
===========
|
|
ZDrawSelf
|
|
===========
|
|
*/
|
|
-ZDrawSelf
|
|
{
|
|
int i;
|
|
NSPoint p;
|
|
vec3_t p1, p2;
|
|
vec3_t frontpoint, backpoint;
|
|
int frontface, backface;
|
|
qtexture_t *q;
|
|
|
|
if ([self fakeBrush:@selector (ZDrawSelf)])
|
|
return self;
|
|
|
|
[zview_i addToHeightRange:bmins[2]];
|
|
[zview_i addToHeightRange:bmaxs[2]];
|
|
|
|
if (selected) {
|
|
[[NSColor redColor] set];
|
|
NSFrameRect (NSMakeRect (1, bmins[2], 24, bmaxs[2] - bmins[2]));
|
|
}
|
|
|
|
[zview_i getPoint: &p];
|
|
p1[0] = p.x;
|
|
p1[1] = p.y;
|
|
for (i = 0; i < 2; i++)
|
|
if (bmins[i] >= p1[i] || bmaxs[i] <= p1[i])
|
|
return self;
|
|
|
|
p1[2] = 4096;
|
|
p2[0] = p1[0];
|
|
p2[1] = p1[1];
|
|
p2[2] = -4096;
|
|
|
|
[self clipRay: p1: p2: frontpoint: &frontface: backpoint:&backface];
|
|
|
|
if (frontface == -1 || backface == -1)
|
|
return self;
|
|
|
|
q = TEX_ForName (faces[frontface].texture.texture);
|
|
|
|
[[NSColor colorWithCalibratedRed: q->flatcolor.chan[0] / 255.0
|
|
green: q->flatcolor.chan[1] / 255.0
|
|
blue: q->flatcolor.chan[2] / 255.0
|
|
alpha: 1.0] set];
|
|
NSRectFill (NSMakeRect (-8, backpoint[2],
|
|
17, frontpoint[2] - backpoint[2] + 1));
|
|
[[NSColor blackColor] set];
|
|
NSFrameRect (NSMakeRect (-12, backpoint[2],
|
|
25, frontpoint[2] - backpoint[2] + 1));
|
|
|
|
return self;
|
|
}
|
|
|
|
/*
|
|
===========
|
|
CameraDrawSelf
|
|
===========
|
|
*/
|
|
-CameraDrawSelf
|
|
{
|
|
int i, j;
|
|
winding_t *w;
|
|
id worldent, currentent;
|
|
|
|
if ([self fakeBrush:@selector (CameraDrawSelf)])
|
|
return self;
|
|
|
|
worldent =[map_i objectAtIndex:0];
|
|
currentent =[map_i currentEntity];
|
|
|
|
if (parent != worldent && worldent == currentent)
|
|
linecolor (entitycolor[0], entitycolor[1], entitycolor[2]);
|
|
else if (selected)
|
|
linecolor (1, 0, 0);
|
|
else if (parent ==[map_i currentEntity])
|
|
linecolor (0, 0, 0);
|
|
else
|
|
linecolor (0, 0.5, 0);
|
|
|
|
for (i = 0; i < numfaces; i++) {
|
|
w = faces[i].w;
|
|
if (!w)
|
|
continue;
|
|
CameraMoveto (w->points[w->numpoints - 1]);
|
|
for (j = 0; j < w->numpoints; j++)
|
|
CameraLineto (w->points[j]);
|
|
}
|
|
return self;
|
|
}
|
|
|
|
|
|
/*
|
|
===========
|
|
XYRenderSelf
|
|
===========
|
|
*/
|
|
-XYRenderSelf
|
|
{
|
|
int i;
|
|
|
|
if ([self fakeBrush:@selector (XYRenderSelf)])
|
|
return self;
|
|
|
|
for (i = 0; i < numfaces; i++)
|
|
REN_DrawXYFace (&faces[i]);
|
|
|
|
return self;
|
|
}
|
|
|
|
/*
|
|
===========
|
|
CameraRenderSelf
|
|
===========
|
|
*/
|
|
-CameraRenderSelf
|
|
{
|
|
int i;
|
|
BOOL olddraw;
|
|
extern qtexture_t badtex;
|
|
pixel32_t p;
|
|
|
|
if ([self fakeBrush:@selector (CameraRenderSelf)])
|
|
return self;
|
|
// hack to draw entity boxes as single flat color
|
|
if (![parent modifiable]) {
|
|
olddraw = r_drawflat;
|
|
r_drawflat = YES;
|
|
|
|
p = badtex.flatcolor;
|
|
|
|
badtex.flatcolor.chan[0] = entitycolor[0] * 255;
|
|
badtex.flatcolor.chan[1] = entitycolor[1] * 255;
|
|
badtex.flatcolor.chan[2] = entitycolor[2] * 255;
|
|
|
|
for (i = 0; i < numfaces; i++)
|
|
REN_DrawCameraFace (&faces[i]);
|
|
|
|
badtex.flatcolor = p;
|
|
r_drawflat = olddraw;
|
|
} else {
|
|
for (i = 0; i < numfaces; i++)
|
|
REN_DrawCameraFace (&faces[i]);
|
|
}
|
|
|
|
return self;
|
|
}
|
|
|
|
/*
|
|
==============================================================================
|
|
|
|
SINGLE BRUSH ACTIONS
|
|
|
|
==============================================================================
|
|
*/
|
|
|
|
face_t *dragface, *dragface2;
|
|
|
|
int numcontrolpoints;
|
|
float *controlpoints[MAX_FACES * 3];
|
|
|
|
-(BOOL) checkModifiable
|
|
{
|
|
// int i;
|
|
|
|
if ([parent modifiable])
|
|
return YES;
|
|
|
|
// don't stretch spawned entities, move all points
|
|
#if 0
|
|
numcontrolpoints = numfaces * 3;
|
|
|
|
for (i = 0; i < numcontrolpoints; i++)
|
|
controlpoints[i] = faces[i / 3].planepts[i % 3];
|
|
#endif
|
|
return NO;
|
|
}
|
|
|
|
-getZdragface:(vec3_t) dragpoint
|
|
{
|
|
int i, j;
|
|
float d;
|
|
|
|
|
|
if (![self checkModifiable])
|
|
return self;
|
|
|
|
numcontrolpoints = 0;
|
|
|
|
for (i = 0; i < numfaces; i++) {
|
|
if (!faces[i].w)
|
|
continue;
|
|
if (faces[i].plane.normal[2] == 1)
|
|
d = dragpoint[2] - faces[i].plane.dist;
|
|
else if (faces[i].plane.normal[2] == -1)
|
|
d = -faces[i].plane.dist - dragpoint[2];
|
|
else
|
|
continue;
|
|
|
|
if (d <= 0)
|
|
continue;
|
|
|
|
for (j = 0; j < 3; j++) {
|
|
controlpoints[numcontrolpoints] = faces[i].planepts[j];
|
|
numcontrolpoints++;
|
|
}
|
|
}
|
|
|
|
return self;
|
|
}
|
|
|
|
-getXYdragface:(vec3_t) dragpoint
|
|
{
|
|
int i, j;
|
|
float d;
|
|
|
|
numcontrolpoints = 0;
|
|
|
|
if (![self checkModifiable])
|
|
return self;
|
|
|
|
for (i = 0; i < numfaces; i++) {
|
|
if (!faces[i].w)
|
|
continue;
|
|
if (faces[i].plane.normal[2])
|
|
continue;
|
|
|
|
d = DotProduct (faces[i].plane.normal, dragpoint) - faces[i].plane.dist;
|
|
if (d <= 0)
|
|
continue;
|
|
|
|
for (j = 0; j < 3; j++) {
|
|
controlpoints[numcontrolpoints] = faces[i].planepts[j];
|
|
numcontrolpoints++;
|
|
}
|
|
}
|
|
|
|
return self;
|
|
}
|
|
|
|
-getXYShearPoints:(vec3_t) dragpoint
|
|
{
|
|
int i, j, k;
|
|
int facectl;
|
|
float d;
|
|
int numdragplanes;
|
|
BOOL dragplane[MAX_FACES];
|
|
winding_t *w;
|
|
face_t *f;
|
|
BOOL onplane[MAX_POINTS_ON_WINDING];
|
|
|
|
|
|
if (![self checkModifiable])
|
|
return self;
|
|
|
|
numcontrolpoints = 0;
|
|
numdragplanes = 0;
|
|
for (i = 0; i < numfaces; i++) {
|
|
dragplane[i] = NO;
|
|
if (!faces[i].w)
|
|
continue;
|
|
// if (faces[i].plane.normal[2])
|
|
// continue;
|
|
|
|
d = DotProduct (faces[i].plane.normal, dragpoint) - faces[i].plane.dist;
|
|
if (d <= -ON_EPSILON)
|
|
continue;
|
|
|
|
dragplane[i] = YES;
|
|
numdragplanes++;
|
|
}
|
|
|
|
// find faces that just share an edge with a drag plane
|
|
for (i = 0; i < numfaces; i++) {
|
|
f = &faces[i];
|
|
w = f->w;
|
|
if (!w)
|
|
continue;
|
|
if (dragplane[i] && numdragplanes == 1) {
|
|
for (j = 0; j < 3; j++) {
|
|
controlpoints[numcontrolpoints] = faces[i].planepts[j];
|
|
numcontrolpoints++;
|
|
}
|
|
continue;
|
|
}
|
|
if (!dragplane[i] && numdragplanes > 1)
|
|
continue;
|
|
|
|
facectl = 0;
|
|
for (j = 0; j < w->numpoints; j++) {
|
|
onplane[j] = NO;
|
|
for (k = 0; k < numfaces; k++) {
|
|
if (!dragplane[k])
|
|
continue;
|
|
if (k == i)
|
|
continue;
|
|
d = DotProduct (w->points[j], faces[k].plane.normal)
|
|
- faces[k].plane.dist;
|
|
if (fabs (d) > ON_EPSILON)
|
|
continue;
|
|
onplane[j] = YES;
|
|
facectl++;
|
|
break;
|
|
}
|
|
}
|
|
if (facectl == 0)
|
|
continue;
|
|
|
|
// find one or two static points to go with the controlpoints
|
|
// and change the plane points
|
|
k = 0;
|
|
for (j = 0; j < w->numpoints; j++) {
|
|
if (!onplane[j])
|
|
continue;
|
|
if (facectl >= 2 && !onplane[(j + 1) % w->numpoints])
|
|
continue;
|
|
if (facectl == 3 && !onplane[(j + 2) % w->numpoints])
|
|
continue;
|
|
|
|
VectorCopy (w->points[j], f->planepts[k]);
|
|
controlpoints[numcontrolpoints] = f->planepts[k];
|
|
numcontrolpoints++;
|
|
k++;
|
|
|
|
if (facectl >= 2) {
|
|
VectorCopy (w->points[(j + 1) % w->numpoints], f->planepts[k]);
|
|
controlpoints[numcontrolpoints] = f->planepts[k];
|
|
numcontrolpoints++;
|
|
k++;
|
|
}
|
|
if (facectl == 3) {
|
|
VectorCopy (w->points[(j + 2) % w->numpoints], f->planepts[k]);
|
|
controlpoints[numcontrolpoints] = f->planepts[k];
|
|
numcontrolpoints++;
|
|
k++;
|
|
}
|
|
break;
|
|
}
|
|
|
|
for (; j < w->numpoints && k != 3; j++)
|
|
if (!onplane[j]) {
|
|
VectorCopy (w->points[j], f->planepts[k]);
|
|
k++;
|
|
}
|
|
|
|
for (j = 0; j < w->numpoints && k != 3; j++)
|
|
if (!onplane[j]) {
|
|
VectorCopy (w->points[j], f->planepts[k]);
|
|
k++;
|
|
}
|
|
|
|
if (k != 3) {
|
|
// Sys_Error ("getXYShearPoints: didn't get three points on plane");
|
|
numcontrolpoints = 0;
|
|
return self;
|
|
}
|
|
|
|
for (j = 0; j < 3; j++)
|
|
for (k = 0; k < 3; k++)
|
|
f->planepts[j][k] = rint (f->planepts[j][k]);
|
|
}
|
|
|
|
return self;
|
|
}
|
|
|
|
/*
|
|
==============================================================================
|
|
|
|
MULTIPLE BRUSH ACTIONS
|
|
|
|
==============================================================================
|
|
*/
|
|
|
|
vec3_t region_min, region_max;
|
|
|
|
/*
|
|
===========
|
|
newRegion
|
|
|
|
Set the regioned flag based on if the object is containted in region_min/max
|
|
===========
|
|
*/
|
|
-newRegion
|
|
{
|
|
int i;
|
|
const char *name;
|
|
|
|
// filter away entities
|
|
if (parent !=[map_i objectAtIndex:0]) {
|
|
if (filter_entities) {
|
|
regioned = YES;
|
|
return self;
|
|
}
|
|
|
|
name =[parent valueForQKey:"classname"];
|
|
|
|
if ((filter_light && !strncmp (name, "light", 5))
|
|
|| (filter_path && !strncmp (name, "path", 4))) {
|
|
regioned = YES;
|
|
return self;
|
|
}
|
|
} else if (filter_world) {
|
|
regioned = YES;
|
|
return self;
|
|
}
|
|
|
|
if (filter_clip_brushes && !strcasecmp (faces[0].texture.texture, "clip")) {
|
|
regioned = YES;
|
|
return self;
|
|
}
|
|
|
|
if (filter_water_brushes && faces[0].texture.texture[0] == '*') {
|
|
regioned = YES;
|
|
return self;
|
|
}
|
|
|
|
for (i = 0; i < 3; i++) {
|
|
if (region_min[i] >= bmaxs[i] || region_max[i] <= bmins[i]) {
|
|
if (selected)
|
|
[self deselect];
|
|
regioned = YES;
|
|
return self;
|
|
}
|
|
}
|
|
|
|
regioned = NO;
|
|
return self;
|
|
}
|
|
|
|
vec3_t select_min, select_max;
|
|
|
|
-selectPartial
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < 3; i++)
|
|
if (select_min[i] >= bmaxs[i] || select_max[i] <= bmins[i])
|
|
return self;
|
|
selected = YES;
|
|
return self;
|
|
}
|
|
|
|
-selectComplete
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < 3; i++)
|
|
if (select_min[i] > bmins[i] || select_max[i] < bmaxs[i])
|
|
return self;
|
|
selected = YES;
|
|
return self;
|
|
}
|
|
|
|
|
|
-regionPartial
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < 3; i++)
|
|
if (select_min[i] >= bmaxs[i] || select_max[i] <= bmins[i])
|
|
return self;
|
|
selected = YES;
|
|
return self;
|
|
}
|
|
|
|
-regionComplete
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < 3; i++)
|
|
if (select_min[i] > bmins[i] || select_max[i] < bmaxs[i])
|
|
return self;
|
|
selected = YES;
|
|
return self;
|
|
}
|
|
|
|
|
|
id sb_newowner;
|
|
|
|
-moveToEntity
|
|
{
|
|
id eclass;
|
|
float *c;
|
|
|
|
[parent removeObject:self];
|
|
parent = sb_newowner;
|
|
|
|
// hack to allow them to be copied to another map
|
|
if ([parent respondsToSelector: @selector (valueForQKey:)]) {
|
|
eclass =[entity_classes_i classForName: [parent valueForQKey:"classname"]];
|
|
c =[eclass drawColor];
|
|
[self setEntityColor:c];
|
|
}
|
|
|
|
[parent addObject:self];
|
|
return self;
|
|
}
|
|
|
|
vec3_t sb_translate;
|
|
|
|
-translate
|
|
{
|
|
int i, j;
|
|
|
|
// move the planes
|
|
for (i = 0; i < numfaces; i++)
|
|
for (j = 0; j < 3; j++) {
|
|
VectorAdd (faces[i].planepts[j], sb_translate,
|
|
faces[i].planepts[j]);
|
|
}
|
|
|
|
[self calcWindings];
|
|
|
|
return self;
|
|
}
|
|
|
|
vec3_t sb_mins, sb_maxs;
|
|
|
|
-addToBBox
|
|
{
|
|
int k;
|
|
|
|
if (numfaces < 4)
|
|
return self;
|
|
|
|
for (k = 0; k < 3; k++) {
|
|
if (bmins[k] < sb_mins[k])
|
|
sb_mins[k] = bmins[k];
|
|
if (bmaxs[k] > sb_maxs[k])
|
|
sb_maxs[k] = bmaxs[k];
|
|
}
|
|
|
|
return self;
|
|
}
|
|
|
|
-flushTextures
|
|
{ // call when texture palette changes
|
|
int i;
|
|
|
|
for (i = 0; i < MAX_FACES; i++)
|
|
faces[i].qtexture = NULL;
|
|
|
|
[self calcWindings];
|
|
|
|
return self;
|
|
}
|
|
|
|
-select
|
|
{
|
|
[map_i setCurrentEntity:parent];
|
|
selected = YES;
|
|
return self;
|
|
}
|
|
|
|
-deselect
|
|
{
|
|
selected = NO;
|
|
|
|
// the last selected brush determines
|
|
if (invalid)
|
|
printf ("WARNING: deselected invalid brush\n");
|
|
[map_i setCurrentMinZ:bmins[2]];
|
|
[map_i setCurrentMaxZ:bmaxs[2]];
|
|
|
|
return self;
|
|
}
|
|
|
|
-remove
|
|
{
|
|
// the last selected brush determines
|
|
if (!invalid) {
|
|
[map_i setCurrentMinZ:bmins[2]];
|
|
[map_i setCurrentMaxZ:bmaxs[2]];
|
|
}
|
|
|
|
[parent removeObject:self];
|
|
[self dealloc];
|
|
|
|
return nil;
|
|
}
|
|
|
|
|
|
vec3_t sel_x, sel_y, sel_z;
|
|
vec3_t sel_org;
|
|
|
|
-transform
|
|
{
|
|
int i, j;
|
|
vec3_t old;
|
|
float *p;
|
|
|
|
for (i = 0; i < numfaces; i++)
|
|
for (j = 0; j < 3; j++) {
|
|
p = faces[i].planepts[j];
|
|
VectorCopy (p, old);
|
|
VectorSubtract (old, sel_org, old);
|
|
p[0] = DotProduct (old, sel_x);
|
|
p[1] = DotProduct (old, sel_y);
|
|
p[2] = DotProduct (old, sel_z);
|
|
VectorAdd (p, sel_org, p);
|
|
}
|
|
|
|
[self calcWindings];
|
|
|
|
return self;
|
|
}
|
|
|
|
-flipNormals // used after an inside-out transform
|
|
// (flip x/y/z)
|
|
{
|
|
int i;
|
|
vec3_t temp;
|
|
|
|
for (i = 0; i < numfaces; i++) {
|
|
VectorCopy (faces[i].planepts[0], temp);
|
|
VectorCopy (faces[i].planepts[2], faces[i].planepts[0]);
|
|
VectorCopy (temp, faces[i].planepts[2]);
|
|
}
|
|
[self calcWindings];
|
|
return self;
|
|
}
|
|
|
|
-carveByClipper
|
|
{
|
|
face_t face;
|
|
|
|
if (![clipper_i getFace:&face])
|
|
return self;
|
|
|
|
[self addFace:&face];
|
|
|
|
return self;
|
|
}
|
|
|
|
|
|
-takeCurrentTexture
|
|
{
|
|
texturedef_t td;
|
|
|
|
[texturepalette_i getTextureDef:&td];
|
|
[self setTexturedef:&td];
|
|
|
|
return self;
|
|
}
|
|
|
|
|
|
float sb_floor_dir, sb_floor_dist;
|
|
|
|
-feetToFloor
|
|
{
|
|
float oldz;
|
|
vec3_t p1, p2;
|
|
int frontface, backface;
|
|
vec3_t frontpoint, backpoint;
|
|
float dist;
|
|
|
|
[cameraview_i getOrigin:p1];
|
|
VectorCopy (p1, p2);
|
|
oldz = p1[2] - 48;
|
|
|
|
p1[2] = 4096;
|
|
p2[2] = -4096;
|
|
|
|
[self clipRay: p1: p2: frontpoint: &frontface: backpoint:&backface];
|
|
if (frontface == -1)
|
|
return self;
|
|
|
|
dist = frontpoint[2] - oldz;
|
|
|
|
if (sb_floor_dir == 1) {
|
|
if (dist > 0 && dist < sb_floor_dist)
|
|
sb_floor_dist = dist;
|
|
} else {
|
|
if (dist < 0 && dist > sb_floor_dist)
|
|
sb_floor_dist = dist;
|
|
}
|
|
return self;
|
|
}
|
|
|
|
|
|
/*
|
|
===============================================================================
|
|
|
|
BRUSH SUBTRACTION
|
|
|
|
===============================================================================
|
|
*/
|
|
|
|
vec3_t carvemin, carvemax;
|
|
int numcarvefaces;
|
|
face_t *carvefaces;
|
|
id carve_in, carve_out;
|
|
|
|
// returns the new brush formed after the addition of the given plane
|
|
// nil is returned if it faced all of the original setbrush
|
|
-addFace:(face_t *) f
|
|
{
|
|
if (numfaces == MAX_FACES)
|
|
Sys_Error ("addFace: numfaces == MAX_FACES");
|
|
|
|
faces[numfaces] = *f;
|
|
faces[numfaces].texture = faces[0].texture;
|
|
faces[numfaces].qtexture = NULL;
|
|
faces[numfaces].w = NULL;
|
|
numfaces++;
|
|
[self calcWindings];
|
|
|
|
// remove any degenerate faces
|
|
return[self removeIfInvalid];
|
|
}
|
|
|
|
-clipByFace:(face_t *)
|
|
fa front:(id *)
|
|
f back:(id *) b
|
|
{
|
|
id front, back;
|
|
face_t fb;
|
|
vec3_t temp;
|
|
|
|
fb = *fa;
|
|
VectorCopy (fb.planepts[0], temp);
|
|
VectorCopy (fb.planepts[2], fb.planepts[0]);
|
|
VectorCopy (temp, fb.planepts[2]);
|
|
|
|
front =[self copy];
|
|
back =[self copy];
|
|
|
|
*b =[back addFace:fa];
|
|
*f =[front addFace:&fb];
|
|
|
|
return self;
|
|
}
|
|
|
|
-carve
|
|
{
|
|
int i;
|
|
id front, back;
|
|
|
|
#if 0
|
|
if ((i = NSMallocCheck ()))
|
|
Sys_Error ("MallocCheck failure");
|
|
#endif
|
|
|
|
// check bboxes
|
|
for (i = 0; i < 3; i++)
|
|
if (bmins[i] >= carvemax[i] || bmaxs[i] <= carvemin[i]) {
|
|
[carve_out addObject:self];
|
|
return self;
|
|
}
|
|
// carve by the planes
|
|
back = self;
|
|
for (i = 0; i < numcarvefaces; i++) {
|
|
[back clipByFace: &carvefaces[i] front: &front back:&back];
|
|
if (front)
|
|
[carve_out addObject:front];
|
|
if (!back)
|
|
return nil; // nothing completely inside
|
|
}
|
|
|
|
[carve_in addObject:back];
|
|
return self;
|
|
}
|
|
|
|
/*
|
|
==================
|
|
setCarveVars
|
|
==================
|
|
*/
|
|
-setCarveVars
|
|
{
|
|
VectorCopy (bmins, carvemin);
|
|
VectorCopy (bmaxs, carvemax);
|
|
numcarvefaces = numfaces;
|
|
carvefaces = faces;
|
|
|
|
return self;
|
|
}
|
|
|
|
-(int) getNumBrushFaces
|
|
{
|
|
return numfaces;
|
|
}
|
|
|
|
-(face_t *) getBrushFace:(int) which
|
|
{
|
|
return &faces[which];
|
|
}
|
|
|
|
@end
|