1 /*
2    BobToolz plugin for GtkRadiant
3    Copyright (C) 2001 Gordon Biggans
4 
5    This library is free software; you can redistribute it and/or
6    modify it under the terms of the GNU Lesser General Public
7    License as published by the Free Software Foundation; either
8    version 2.1 of the License, or (at your option) any later version.
9 
10    This library is distributed in the hope that it will be useful,
11    but WITHOUT ANY WARRANTY; without even the implied warranty of
12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13    Lesser General Public License for more details.
14 
15    You should have received a copy of the GNU Lesser General Public
16    License along with this library; if not, write to the Free Software
17    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
18  */
19 
20 #include "DTreePlanter.h"
21 
22 #include <list>
23 #include "str.h"
24 
25 #include "DPoint.h"
26 #include "DPlane.h"
27 #include "DBrush.h"
28 #include "DEPair.h"
29 #include "DPatch.h"
30 #include "DEntity.h"
31 
32 #include "ScriptParser.h"
33 #include "misc.h"
34 #include "scenelib.h"
35 
36 
37 
38 #include "funchandlers.h"
39 
mouseDown(const WindowVector & position,ButtonIdentifier button,ModifierFlags modifiers)40 SignalHandlerResult DTreePlanter::mouseDown( const WindowVector& position, ButtonIdentifier button, ModifierFlags modifiers ){
41 	if ( button != c_buttonLeft ) {
42 		return SIGNAL_CONTINUE_EMISSION;
43 	}
44 	VIEWTYPE vt = GlobalRadiant().XYWindow_getViewType();
45 
46 	switch ( vt ) {
47 	case XY:
48 		break;
49 	case YZ:
50 	case XZ:
51 	default:
52 		return SIGNAL_CONTINUE_EMISSION;
53 	}
54 
55 	Vector3 pt, vhit;
56 
57 	pt = vector3_snapped( GlobalRadiant().XYWindow_windowToWorld( position ), GlobalRadiant().getGridSize() );
58 
59 	if ( FindDropPoint( vector3_to_array( pt ), vector3_to_array( vhit ) ) ) {
60 		vhit[2] += m_offset;
61 
62 		char buffer[128];
63 		DEntity e( m_entType );
64 
65 		sprintf( buffer, "%i %i %i", (int)vhit[0], (int)vhit[1], (int)vhit[2] );
66 		e.AddEPair( "origin", buffer );
67 
68 		if ( m_autoLink ) {
69 
70 			const scene::Path* pLastEntity = NULL;
71 			const scene::Path* pThisEntity = NULL;
72 
73 			int entpos;
74 			for ( int i = 0; i < 256; i++ ) {
75 				sprintf( buffer, m_linkName, i );
76 				pThisEntity = FindEntityFromTargetname( buffer );
77 
78 				if ( pThisEntity ) {
79 					entpos = i;
80 					pLastEntity = pThisEntity;
81 				}
82 			}
83 
84 			if ( !pLastEntity ) {
85 				sprintf( buffer, m_linkName, 0 );
86 			}
87 			else {
88 				sprintf( buffer, m_linkName, entpos + 1 );
89 			}
90 
91 			e.AddEPair( "targetname", buffer );
92 
93 			if ( pLastEntity ) {
94 				DEntity e2;
95 				e2.LoadFromEntity( pLastEntity->top(), true );
96 				e2.AddEPair( "target", buffer );
97 				e2.RemoveFromRadiant();
98 				e2.BuildInRadiant( false );
99 			}
100 
101 		}
102 
103 		if ( m_setAngles ) {
104 			int angleYaw = ( rand() % ( m_maxYaw - m_minYaw + 1 ) ) + m_minYaw;
105 			int anglePitch = ( rand() % ( m_maxPitch - m_minPitch + 1 ) ) + m_minPitch;
106 
107 			sprintf( buffer, "%i %i 0", anglePitch, angleYaw );
108 			e.AddEPair( "angles", buffer );
109 		}
110 
111 		if ( m_numModels ) {
112 			int treetype = rand() % m_numModels;
113 			e.AddEPair( "model", m_trees[treetype].name );
114 		}
115 
116 		if ( m_useScale ) {
117 			float scale = ( ( ( rand() % 1000 ) * 0.001f ) * ( m_maxScale - m_minScale ) ) + m_minScale;
118 
119 			sprintf( buffer, "%f", scale );
120 			e.AddEPair( "modelscale", buffer );
121 		}
122 
123 		e.BuildInRadiant( false );
124 	}
125 
126 	if ( m_autoLink ) {
127 		DoTrainPathPlot();
128 	}
129 
130 	return SIGNAL_STOP_EMISSION;
131 }
132 
FindDropPoint(vec3_t in,vec3_t out)133 bool DTreePlanter::FindDropPoint( vec3_t in, vec3_t out ) {
134 	DPlane p1;
135 	DPlane p2;
136 
137 	vec3_t vUp =        { 0, 0, 1 };
138 	vec3_t vForward =   { 0, 1, 0 };
139 	vec3_t vLeft =      { 1, 0, 0 };
140 
141 	in[2] = 65535;
142 
143 	VectorCopy( in, p1.points[0] );
144 	VectorCopy( in, p1.points[1] );
145 	VectorCopy( in, p1.points[2] );
146 	VectorMA( p1.points[1], 20, vUp,         p1.points[1] );
147 	VectorMA( p1.points[1], 20, vLeft,       p1.points[2] );
148 
149 	VectorCopy( in, p2.points[0] );
150 	VectorCopy( in, p2.points[1] );
151 	VectorCopy( in, p2.points[2] );
152 	VectorMA( p1.points[1], 20, vUp,         p2.points[1] );
153 	VectorMA( p1.points[1], 20, vForward,    p2.points[2] );
154 
155 	p1.Rebuild();
156 	p2.Rebuild();
157 
158 	bool found = false;
159 	vec3_t temp;
160 	vec_t dist;
161 	int cnt = m_world.GetIDMax();
162 	for ( int i = 0; i < cnt; i++ ) {
163 		DBrush* pBrush = m_world.GetBrushForID( i );
164 
165 		if ( pBrush->IntersectsWith( &p1, &p2, temp ) ) {
166 			vec3_t diff;
167 			vec_t tempdist;
168 			VectorSubtract( in, temp, diff );
169 			tempdist = VectorLength( diff );
170 			if ( !found || ( tempdist < dist ) ) {
171 				dist = tempdist;
172 				VectorCopy( temp, out );
173 				found  = true;
174 			}
175 		}
176 	}
177 
178 	return found;
179 }
180 
181 class TreePlanterDropEntityIfSelected
182 {
183 mutable DEntity ent;
184 DTreePlanter& planter;
185 public:
TreePlanterDropEntityIfSelected(DTreePlanter & planter)186 TreePlanterDropEntityIfSelected( DTreePlanter& planter ) : planter( planter ){
187 }
operator ()(scene::Instance & instance) const188 void operator()( scene::Instance& instance ) const {
189 	if ( !instance.isSelected() ) {
190 		return;
191 	}
192 	ent.LoadFromEntity( instance.path().top() );
193 
194 	DEPair* pEpair = ent.FindEPairByKey( "origin" );
195 	if ( !pEpair ) {
196 		return;
197 	}
198 
199 	vec3_t vec, out;
200 	sscanf( pEpair->value.GetBuffer(), "%f %f %f", &vec[0], &vec[1], &vec[2] );
201 
202 	planter.FindDropPoint( vec, out );
203 
204 	char buffer[256];
205 	sprintf( buffer, "%f %f %f", out[0], out[1], out[2] );
206 	ent.AddEPair( "origin", buffer );
207 	ent.RemoveFromRadiant();
208 	ent.BuildInRadiant( false );
209 }
210 };
211 
DropEntsToGround(void)212 void DTreePlanter::DropEntsToGround( void ) {
213 	Scene_forEachEntity( TreePlanterDropEntityIfSelected( *this ) );
214 }
215 
MakeChain(int linkNum,const char * linkName)216 void DTreePlanter::MakeChain( int linkNum, const char* linkName ) {
217 	char buffer[256];
218 	int i;
219 	for ( i = 0; i < linkNum; i++ ) {
220 		DEntity e( "info_train_spline_main" );
221 
222 		sprintf( buffer, "%s_pt%i", linkName, i );
223 		e.AddEPair( "targetname", buffer );
224 
225 		sprintf( buffer, "0 %i 0", i * 64 );
226 		e.AddEPair( "origin", buffer );
227 
228 		if ( i != m_linkNum - 1 ) {
229 			sprintf( buffer, "%s_pt%i", linkName, i + 1 );
230 			e.AddEPair( "target", buffer );
231 
232 			sprintf( buffer, "%s_ctl%i", linkName, i );
233 			e.AddEPair( "control", buffer );
234 		}
235 		e.BuildInRadiant( false );
236 	}
237 
238 	for ( i = 0; i < linkNum - 1; i++ ) {
239 		DEntity e( "info_train_spline_control" );
240 
241 		sprintf( buffer, "%s_ctl%i", linkName, i );
242 		e.AddEPair( "targetname", buffer );
243 
244 		sprintf( buffer, "0 %i 0", ( i * 64 ) + 32 );
245 		e.AddEPair( "origin", buffer );
246 
247 		e.BuildInRadiant( false );
248 	}
249 }
250 
SelectChain(void)251 void DTreePlanter::SelectChain( void ) {
252 /*	char buffer[256];
253 
254     for(int i = 0; i < m_linkNum; i++) {
255         DEntity e("info_train_spline_main");
256 
257         sprintf( buffer, "%s_pt%i", m_linkName, i );
258         e.AddEPair( "targetname", buffer );
259 
260         sprintf( buffer, "0 %i 0", i * 64 );
261         e.AddEPair( "origin", buffer );
262 
263         if(i != m_linkNum-1) {
264             sprintf( buffer, "%s_pt%i", m_linkName, i+1 );
265             e.AddEPair( "target", buffer );
266 
267             sprintf( buffer, "%s_ctl%i", m_linkName, i );
268             e.AddEPair( "control", buffer );
269         }
270 
271         e.BuildInRadiant( false );
272     }
273 
274     for(int i = 0; i < m_linkNum-1; i++) {
275         DEntity e("info_train_spline_control");
276 
277         sprintf( buffer, "%s_ctl%i", m_linkName, i );
278         e.AddEPair( "targetname", buffer );
279 
280         sprintf( buffer, "0 %i 0", (i * 64) + 32);
281         e.AddEPair( "origin", buffer );
282 
283         e.BuildInRadiant( false );
284     }*/
285 }
286