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 #include "../client/defs.qh"
24 #include "../warpzonelib/anglestransform.qh"
25 #include "../client/autocvars.qh"
26 #include "interpolate.qh"
27 #include "cl_model.qh"
32 .vector iorigin1, iorigin2;
33 .vector ivelocity1, ivelocity2;
34 .vector iforward1, iforward2;
36 .vector ivforward1, ivforward2;
38 .float itime1, itime2;
39 void InterpolateOrigin_Reset()
41 self.iflags &= ~IFLAG_INTERNALMASK;
42 self.itime1 = self.itime2 = 0;
44 void InterpolateOrigin_Note()
49 dt = time - self.itime2;
52 if(self.iflags & IFLAG_PREVALID)
53 self.iflags |= IFLAG_VALID;
55 self.iflags |= IFLAG_PREVALID;
57 if(self.iflags & IFLAG_ORIGIN)
59 self.iorigin1 = self.iorigin2;
60 self.iorigin2 = self.origin;
63 if(self.iflags & IFLAG_AUTOANGLES)
64 if(self.iorigin2 != self.iorigin1)
65 self.angles = vectoangles(self.iorigin2 - self.iorigin1);
67 if(self.iflags & IFLAG_AUTOVELOCITY)
68 if(self.itime2 != self.itime1)
69 self.velocity = (self.iorigin2 - self.iorigin1) * (1.0 / (self.itime2 - self.itime1));
71 if(self.iflags & IFLAG_ANGLES)
73 fixedmakevectors(self.angles);
76 self.iforward1 = self.iforward2;
77 self.iup1 = self.iup2;
81 self.iforward1 = v_forward;
84 self.iforward2 = v_forward;
88 if(self.iflags & IFLAG_V_ANGLE)
90 fixedmakevectors(self.v_angle);
93 self.ivforward1 = self.ivforward2;
94 self.ivup1 = self.ivup2;
98 self.ivforward1 = v_forward;
101 self.ivforward2 = v_forward;
104 else if(self.iflags & IFLAG_V_ANGLE_X)
106 self.ivforward1_x = self.ivforward2_x;
107 self.ivforward2_x = self.v_angle.x;
110 if(self.iflags & IFLAG_VELOCITY)
112 self.ivelocity1 = self.ivelocity2;
113 self.ivelocity2 = self.velocity;
116 if(self.iflags & IFLAG_TELEPORTED)
118 self.iflags &= ~IFLAG_TELEPORTED;
119 self.itime1 = self.itime2 = time; // don't lerp
121 else if(vlen(self.iorigin2 - self.iorigin1) > 1000)
123 self.itime1 = self.itime2 = time; // don't lerp
125 else if((self.iflags & IFLAG_VELOCITY) && (vlen(self.ivelocity2 - self.ivelocity1) > 1000))
127 self.itime1 = self.itime2 = time; // don't lerp
131 self.itime1 = self.itime2 = time;
135 self.itime1 = serverprevtime;
139 void InterpolateOrigin_Do()
142 if(self.itime1 && self.itime2 && self.itime1 != self.itime2)
145 f = bound(0, (time - self.itime1) / (self.itime2 - self.itime1), 1 + autocvar_cl_lerpexcess);
146 if(self.iflags & IFLAG_ORIGIN)
147 setorigin(self, (1 - f) * self.iorigin1 + f * self.iorigin2);
148 if(self.iflags & IFLAG_ANGLES)
150 forward = (1 - f) * self.iforward1 + f * self.iforward2;
151 up = (1 - f) * self.iup1 + f * self.iup2;
152 self.angles = fixedvectoangles2(forward, up);
154 if(self.iflags & IFLAG_V_ANGLE)
156 forward = (1 - f) * self.ivforward1 + f * self.ivforward2;
157 up = (1 - f) * self.ivup1 + f * self.ivup2;
158 self.v_angle = fixedvectoangles2(forward, up);
160 else if(self.iflags & IFLAG_V_ANGLE_X)
161 self.v_angle_x = (1 - f) * self.ivforward1_x + f * self.ivforward2_x;
162 if(self.iflags & IFLAG_VELOCITY)
163 self.velocity = (1 - f) * self.ivelocity1 + f * self.ivelocity2;
166 void InterpolateOrigin_Undo()
168 if(self.iflags & IFLAG_ORIGIN)
169 setorigin(self, self.iorigin2);
170 if(self.iflags & IFLAG_ANGLES)
171 self.angles = fixedvectoangles2(self.iforward2, self.iup2);
172 if(self.iflags & IFLAG_V_ANGLE)
173 self.v_angle = fixedvectoangles2(self.ivforward2, self.ivup2);
174 else if(self.iflags & IFLAG_V_ANGLE_X)
175 self.v_angle_x = self.ivforward2_x;
176 if(self.iflags & IFLAG_VELOCITY)
177 self.velocity = self.ivelocity2;