From da518fdc0f32839730ccdee8098b59c6f842d93f Mon Sep 17 00:00:00 2001 From: navewindre Date: Mon, 13 Nov 2023 14:28:08 +0100 Subject: ya --- sourcemod/scripting/include/vector.inc | 179 +++++++++++++++++++++++++++++++++ 1 file changed, 179 insertions(+) create mode 100644 sourcemod/scripting/include/vector.inc (limited to 'sourcemod/scripting/include/vector.inc') diff --git a/sourcemod/scripting/include/vector.inc b/sourcemod/scripting/include/vector.inc new file mode 100644 index 0000000..3cfe21c --- /dev/null +++ b/sourcemod/scripting/include/vector.inc @@ -0,0 +1,179 @@ +/** + * vim: set ts=4 : + * ============================================================================= + * SourceMod (C)2004-2008 AlliedModders LLC. All rights reserved. + * ============================================================================= + * + * This file is part of the SourceMod/SourcePawn SDK. + * + * This program is free software; you can redistribute it and/or modify it under + * the terms of the GNU General Public License, version 3.0, as published by the + * Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS + * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more + * details. + * + * You should have received a copy of the GNU General Public License along with + * this program. If not, see . + * + * As a special exception, AlliedModders LLC gives you permission to link the + * code of this program (as well as its derivative works) to "Half-Life 2," the + * "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software + * by the Valve Corporation. You must obey the GNU General Public License in + * all respects for all other code used. Additionally, AlliedModders LLC grants + * this exception to all derivative works. AlliedModders LLC defines further + * exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007), + * or . + * + * Version: $Id$ + */ + +#if defined _vector_included + #endinput +#endif +#define _vector_included + +/** + * Calculates a vector's length. + * + * @param vec Vector. + * @param squared If true, the result will be squared (for optimization). + * @return Vector length (magnitude). + */ +native float GetVectorLength(const float vec[3], bool squared=false); + +/** + * Calculates the distance between two vectors. + * + * @param vec1 First vector. + * @param vec2 Second vector. + * @param squared If true, the result will be squared (for optimization). + * @return Vector distance. + */ +native float GetVectorDistance(const float vec1[3], const float vec2[3], bool squared=false); + +/** + * Calculates the dot product of two vectors. + * + * @param vec1 First vector. + * @param vec2 Second vector. + * @return Dot product of the two vectors. + */ +native float GetVectorDotProduct(const float vec1[3], const float vec2[3]); + +/** + * Computes the cross product of two vectors. Any input array can be the same + * as the output array. + * + * @param vec1 First vector. + * @param vec2 Second vector. + * @param result Resultant vector. + */ +native void GetVectorCrossProduct(const float vec1[3], const float vec2[3], float result[3]); + +/** + * Normalizes a vector. The input array can be the same as the output array. + * + * @param vec Vector. + * @param result Resultant vector. + * @return Vector length. + */ +native float NormalizeVector(const float vec[3], float result[3]); + +/** + * Returns vectors in the direction of an angle. + * + * @param angle Angle. + * @param fwd Forward vector buffer or NULL_VECTOR. + * @param right Right vector buffer or NULL_VECTOR. + * @param up Up vector buffer or NULL_VECTOR. + */ +native void GetAngleVectors(const float angle[3], float fwd[3], float right[3], float up[3]); + +/** + * Returns angles from a vector. + * + * @param vec Vector. + * @param angle Angle buffer. + */ +native void GetVectorAngles(const float vec[3], float angle[3]); + +/** + * Returns direction vectors from a vector. + * + * @param vec Vector. + * @param right Right vector buffer or NULL_VECTOR. + * @param up Up vector buffer or NULL_VECTOR. + */ +native void GetVectorVectors(const float vec[3], float right[3], float up[3]); + +/** + * Adds two vectors. It is safe to use either input buffer as an output + * buffer. + * + * @param vec1 First vector. + * @param vec2 Second vector. + * @param result Result buffer. + */ +stock void AddVectors(const float vec1[3], const float vec2[3], float result[3]) +{ + result[0] = vec1[0] + vec2[0]; + result[1] = vec1[1] + vec2[1]; + result[2] = vec1[2] + vec2[2]; +} + +/** + * Subtracts a vector from another vector. It is safe to use either input + * buffer as an output buffer. + * + * @param vec1 First vector. + * @param vec2 Second vector to subtract from first. + * @param result Result buffer. + */ +stock void SubtractVectors(const float vec1[3], const float vec2[3], float result[3]) +{ + result[0] = vec1[0] - vec2[0]; + result[1] = vec1[1] - vec2[1]; + result[2] = vec1[2] - vec2[2]; +} + +/** + * Scales a vector. + * + * @param vec Vector. + * @param scale Scale value. + */ +stock void ScaleVector(float vec[3], float scale) +{ + vec[0] *= scale; + vec[1] *= scale; + vec[2] *= scale; +} + +/** + * Negatives a vector. + * + * @param vec Vector. + */ +stock void NegateVector(float vec[3]) +{ + vec[0] = -vec[0]; + vec[1] = -vec[1]; + vec[2] = -vec[2]; +} + +/** + * Builds a vector from two points by subtracting the points. + * + * @param pt1 First point (to be subtracted from the second). + * @param pt2 Second point. + * @param output Output vector buffer. + */ +stock void MakeVectorFromPoints(const float pt1[3], const float pt2[3], float output[3]) +{ + output[0] = pt2[0] - pt1[0]; + output[1] = pt2[1] - pt1[1]; + output[2] = pt2[2] - pt1[2]; +} -- cgit v1.2.3