The open source repository for the action RPG game in development by Sig Productions titled 'Adventures in Lestoria'!
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124 lines
4.6 KiB
124 lines
4.6 KiB
#pragma region License
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/*
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License (OLC-3)
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~~~~~~~~~~~~~~~
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Copyright 2024 Joshua Sigona <sigonasr2@gmail.com>
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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1. Redistributions or derivations of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions or derivative works in binary form must reproduce the above
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copyright notice. This list of conditions and the following disclaimer must be
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reproduced in the documentation and/or other materials provided with the distribution.
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3. Neither the name of the copyright holder nor the names of its contributors may
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be used to endorse or promote products derived from this software without specific
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prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
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SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
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TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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SUCH DAMAGE.
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Portions of this software are copyright © 2024 The FreeType
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Project (www.freetype.org). Please see LICENSE_FT.txt for more information.
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All rights reserved.
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*/
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#pragma endregion
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#pragma once
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#include <stdlib.h>
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#include "olcUTIL_Geometry2D.h"
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#include "olcPGEX_TTF.h"
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#include <random>
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namespace olc::util{
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//Returns 0-range (as a float).
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float random(float range);
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//Returns a random float value min(inclusive) to max(exclusive).
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const float random_range(const float min,const float max);
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//Returns 0-32767 (as an int).
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int random();
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//Returns a normalized vector pointing from posFrom towards posTo.
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vf2d pointTo(vf2d posFrom,vf2d posTo);
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//Returns the angle (in radians) pointing from posFrom towards posTo.
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float angleTo(vf2d posFrom,vf2d posTo);
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float degToRad(float deg);
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float radToDeg(float rad);
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#pragma region Lerp templates + specializations
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template<class T,class U>
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inline auto lerp(const T val1,const U val2,const float t){
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return decltype(val1+val2)(val1*(1-t)+val2*t);
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}
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template<>
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inline auto lerp<vf2d,vf2d>(const vf2d val1,const vf2d val2,const float t){
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return val1.lerp(val2,t);
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}
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template<>
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//NOTE: Also interpolates the alpha!!!
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inline auto lerp<Pixel,Pixel>(const Pixel val1,const Pixel val2,const float t){
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Pixel col{PixelLerp(val1,val2,t)};
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col.a=lerp(val1.a,val2.a,t);
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return col;
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}
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#pragma endregion
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template<class T,class U>
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inline auto smoothstep(const T val1,const U val2,const float t){
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auto x{decltype(val1+val2)(1-pow(1-t,3))};
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return val1*(1-x)+val2*x;
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}
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std::string timerStr(float time);
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std::string WrapText(PixelGameEngine*pge,std::string str,int width,bool proportional,vd2d scale);
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std::u32string WrapText(PixelGameEngine*pge,std::u32string str,int width,Font&font,vd2d scale);
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float angle_difference(float angle_1, float angle_2);
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std::string GetHash(std::string file);
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const float distance(const vf2d&point1,const vf2d&point2);
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//Modifies angle argument directly to turn towards said direction. rate is in radians, please multiply by fElapsedTime if you intend to use this per frame.
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void turn_towards_direction(float&angle,float target,float rate);
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std::wstring to_wstring(const std::string&str);
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template<class..._Args>
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const std::string vformat(const std::string_view str,_Args..._Vals){
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return std::vformat(str,std::make_format_args(_Vals...));
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}
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template<class..._Args>
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const std::wstring wformat(const std::string_view str,_Args..._Vals){
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return util::to_wstring(std::vformat(str,std::make_format_args(_Vals...)));
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}
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template<class T>
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T map_range(T x, T in_min, T in_max, T out_min, T out_max) {
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return (x - in_min) * (out_max - out_min) / (in_max - in_min) + out_min;
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}
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}
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template<class TL, class TR>
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constexpr auto circ_add(
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const TL& lhs,
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const TR& rhs,
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const decltype(lhs + rhs) rmin = 0,
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const decltype(lhs + rhs) rmax = 360)
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{
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auto c = lhs + rhs;
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auto range = rmax - rmin;
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while (c >= rmax) c -= range;
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while (c < rmin) c += range;
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return c;
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}
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//Converts unit distances to pixels. (Every 100 units = 24 pixels)
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long double operator""_Pixels(long double unitDist); |