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maszyna/usefull.h

62 lines
1.8 KiB
C++

/*
This Source Code Form is subject to the
terms of the Mozilla Public License, v.
2.0. If a copy of the MPL was not
distributed with this file, You can
obtain one at
http://mozilla.org/MPL/2.0/.
*/
#pragma once
//#define B1(t) (t*t*t)
//#define B2(t) (3*t*t*(1-t))
//#define B3(t) (3*t*(1-t)*(1-t))
//#define B4(t) ((1-t)*(1-t)*(1-t))
// Ra: to jest mocno nieoptymalne: 10+3*4=22 mnożenia, 6 odejmowań, 3*3=9 dodawań
// Ra: po przeliczeniu współczynników mamy: 3*3=9 mnożeń i 3*3=9 dodawań
//#define Interpolate(t,p1,cp1,cp2,p2) (B4(t)*p1+B3(t)*cp1+B2(t)*cp2+B1(t)*p2)
// Ra: "delete NULL" nic nie zrobi, więc "if (a!=NULL)" jest zbędne
//#define SafeFree(a) if (a!=NULL) free(a)
//#define M_PI = 3.141592653589793
#define SafeDelete(a) \
{ \
delete (a); \
a = nullptr; \
}
#define SafeDeleteArray(a) \
{ \
delete[](a); \
a = nullptr; \
}
#define sign(x) ((x) < 0 ? -1 : ((x) > 0 ? 1 : 0))
#define DegToRad(a) ((M_PI / 180.0) * (a)) //(a) w nawiasie, bo może być dodawaniem
#define RadToDeg(r) ((180.0 / M_PI) * (r))
#define Fix(a, b, c) \
{ \
if (a < b) \
a = b; \
if (a > c) \
a = c; \
}
#define asModelsPath std::string("models\\")
#define asSceneryPath std::string("scenery\\")
//#define asTexturePath AnsiString("textures\\")
//#define asTextureExt AnsiString(".bmp")
#define szSceneryPath "scenery\\"
#define szTexturePath "textures\\"
//#define szDefaultTextureExt ".dds"
//#define DevelopTime //FIXME
//#define EditorMode
#define MAKE_ID4(a,b,c,d) (((std::uint32_t)(d)<<24)|((std::uint32_t)(c)<<16)|((std::uint32_t)(b)<<8)|(std::uint32_t)(a))
//---------------------------------------------------------------------------