interpolate.qh

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/*
 * Copyright (c) 2011 Rudolf Polzer
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to
 * deal in the Software without restriction, including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 * sell copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 * IN THE SOFTWARE.
 */
#pragma once

float autocvar_cl_lerpexcess; // TODO: int?

.int iflags;
const int IFLAG_VELOCITY = BIT(0);
const int IFLAG_ANGLES = BIT(1);
const int IFLAG_AUTOANGLES = BIT(2);
const int IFLAG_VALID = BIT(3);
const int IFLAG_PREVALID = BIT(4);
const int IFLAG_TELEPORTED = BIT(5);
const int IFLAG_AUTOVELOCITY = BIT(6);
const int IFLAG_V_ANGLE = BIT(7);
const int IFLAG_V_ANGLE_X = BIT(8);
const int IFLAG_ORIGIN = BIT(9);
const int IFLAG_INTERNALMASK = IFLAG_VALID | IFLAG_PREVALID;

// InterpolateOrigin can interpolate many things, not just origin;
// set the appropriate flag(s) to this.iflags before
// InterpolateOrigin_Note(this) and after InterpolateOrigin_Undo(this)

// call this BEFORE reading an entity update
void InterpolateOrigin_Undo(entity this);

// call this AFTER receiving an entity update
void InterpolateOrigin_Note(entity this);

// call this when the entity got teleported, before InterpolateOrigin_Note
void InterpolateOrigin_Reset(entity this);

// call this BEFORE drawing
void InterpolateOrigin_Do(entity this);