2 * Copyright (c) 2011 Rudolf Polzer
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to
6 * deal in the Software without restriction, including without limitation the
7 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
8 * sell copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
19 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
23 var float autocvar_cl_lerpanim_maxdelta_framegroups = 0.1;
24 var float autocvar_cl_nolerp = 0;
26 .float csqcmodel_lerpfrac;
27 .float csqcmodel_lerpfrac2;
28 .float csqcmodel_lerpfractime;
29 .float csqcmodel_lerpfrac2time;
30 .float csqcmodel_teleported;
32 void CSQCModel_InterpolateAnimation_PreNote(float sf)
34 #ifdef CSQCMODEL_HAVE_TWO_FRAMES
35 if(sf & CSQCMODEL_PROPERTY_FRAME)
37 self.frame3 = self.frame;
38 self.frame3time = self.frame1time;
40 if(sf & CSQCMODEL_PROPERTY_FRAME2)
42 self.frame4 = self.frame2;
43 self.frame4time = self.frame2time;
45 if(sf & CSQCMODEL_PROPERTY_LERPFRAC)
47 self.csqcmodel_lerpfrac2 = self.csqcmodel_lerpfrac;
48 self.csqcmodel_lerpfrac2time = self.csqcmodel_lerpfractime;
49 self.lerpfrac = self.csqcmodel_lerpfrac;
52 if(sf & CSQCMODEL_PROPERTY_FRAME)
54 self.frame2 = self.frame;
55 self.frame2time = self.frame1time;
60 void CSQCModel_InterpolateAnimation_Note(float sf)
62 #ifdef CSQCMODEL_HAVE_TWO_FRAMES
63 if(sf & CSQCMODEL_PROPERTY_FRAME)
65 self.frame1time = time;
67 if(sf & CSQCMODEL_PROPERTY_FRAME2)
69 self.frame2time = time;
71 if(sf & CSQCMODEL_PROPERTY_LERPFRAC)
73 self.csqcmodel_lerpfrac = self.lerpfrac;
74 self.csqcmodel_lerpfractime = time;
77 if(sf & CSQCMODEL_PROPERTY_FRAME)
79 self.frame1time = time;
84 void CSQCModel_InterpolateAnimation_Do()
86 #ifdef CSQCMODEL_HAVE_TWO_FRAMES
87 if(autocvar_cl_nolerp || (autocvar_cl_lerpanim_maxdelta_framegroups == 0))
89 self.lerpfrac = self.csqcmodel_lerpfrac;
98 if(self.frame3time == 0) // if frame1/3 were not previously displayed, only frame1 can make sense
101 l13 = bound(0, (time - self.frame1time) / autocvar_cl_lerpanim_maxdelta_framegroups, 1);
103 if(self.frame4time == 0) // if frame2/4 were not previously displayed, only frame2 can make sense
106 l24 = bound(0, (time - self.frame2time) / autocvar_cl_lerpanim_maxdelta_framegroups, 1);
108 if(self.csqcmodel_lerpfrac2time == 0) // if there is no old lerpfrac (newly displayed model), only lerpfrac makes sense
111 llf = bound(0, (time - self.csqcmodel_lerpfractime) / autocvar_cl_lerpanim_maxdelta_framegroups, 1);
113 l24_13 = self.csqcmodel_lerpfrac * llf + self.csqcmodel_lerpfrac2 * (1 - llf);
115 self.lerpfrac = l24 * l24_13;
116 self.lerpfrac4 = (1 - l24) * l24_13;
117 self.lerpfrac3 = (1 - l13) * (1 - l24_13);
119 if(l24_13 == 0) // if frames 2/4 are not displayed, clear their frametime
125 if(l24_13 == 1) // if frames 1/3 are not displayed, clear their frametime
132 if(autocvar_cl_nolerp || (autocvar_cl_lerpanim_maxdelta_framegroups == 0))
138 self.lerpfrac = 1 - bound(0, (time - self.frame1time) / autocvar_cl_lerpanim_maxdelta_framegroups, 1);
143 void CSQCModel_Draw()
145 // we don't do this for the local player as that one is already handled
146 // by CSQCPlayer_SetCamera()
147 if(!CSQCPlayer_IsLocalPlayer())
148 InterpolateOrigin_Do();
150 // TODO csqcplayers: run prediction here too
151 CSQCModel_InterpolateAnimation_Do();
153 { CSQCMODEL_HOOK_PREDRAW }
156 void CSQCModel_Read()
161 self.iflags |= IFLAG_ANGLES; // interpolate angles too
163 { CSQCMODEL_HOOK_PREUPDATE }
165 CSQCPlayer_PreUpdate();
166 InterpolateOrigin_Undo();
167 CSQCModel_InterpolateAnimation_PreNote(sf);
169 #define CSQCMODEL_PROPERTY(flag,r,w,f) \
172 #define CSQCMODEL_PROPERTY_SCALED(flag,r,w,f,s,mi,ma) \
176 #undef CSQCMODEL_PROPERTY_SCALED
177 #undef CSQCMODEL_PROPERTY
179 if(sf & CSQCMODEL_PROPERTY_MODELINDEX)
180 setmodelindex(self, self.modelindex); // this retrieves the .model key and sets mins/maxs/absmin/absmax
182 if(sf & CSQCMODEL_PROPERTY_TELEPORTED)
184 self.iflags |= IFLAG_TELEPORTED;
185 self.csqcmodel_teleported = 1;
188 CSQCModel_InterpolateAnimation_Note(sf);
189 InterpolateOrigin_Note();
190 CSQCPlayer_PostUpdate();
192 { CSQCMODEL_HOOK_POSTUPDATE }
194 #ifdef CSQCMODEL_SUPPORT_GETTAGINFO_BEFORE_DRAW
195 InterpolateOrigin_Do();
196 CSQCModel_InterpolateAnimation_Do();
200 setorigin(self, self.origin);
203 self.drawmask = MASK_NORMAL;
204 self.predraw = CSQCModel_Draw;