mirror of
https://github.com/ptitSeb/Serious-Engine
synced 2024-11-22 18:30:27 +01:00
69 lines
2.2 KiB
C++
69 lines
2.2 KiB
C++
/* Copyright (c) 2002-2012 Croteam Ltd.
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of version 2 of the GNU General Public License 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, write to the Free Software Foundation, Inc.,
|
|
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */
|
|
|
|
#ifndef SE_INCL_FOG_H
|
|
#define SE_INCL_FOG_H
|
|
#ifdef PRAGMA_ONCE
|
|
#pragma once
|
|
#endif
|
|
|
|
#include <Engine/Math/Vector.h>
|
|
|
|
enum AttenuationType {
|
|
AT_LINEAR, // t*density
|
|
AT_EXP, // 1-exp(-t*density)
|
|
AT_EXP2, // 1-exp(-(t*density)^2)
|
|
};
|
|
enum FogGraduationType {
|
|
FGT_CONSTANT, // constant density
|
|
FGT_LINEAR, // h*graduation
|
|
FGT_EXP, // 1-exp(-h*graduation)
|
|
};
|
|
|
|
class CFogParameters {
|
|
public:
|
|
FLOAT3D fp_vFogDir; // fog direction in absolute space
|
|
FLOAT fp_fH0; // lowest point in LUT
|
|
FLOAT fp_fH1; // bottom of fog in LUT
|
|
FLOAT fp_fH2; // top of fog in LUT
|
|
FLOAT fp_fH3; // highest point in LUT
|
|
FLOAT fp_fFar; // farthest point in LUT
|
|
INDEX fp_iSizeL; // LUT size in distance (must be pow2)
|
|
INDEX fp_iSizeH; // LUT size in depth (must be pow2)
|
|
|
|
COLOR fp_colColor; // fog color and alpha
|
|
enum AttenuationType fp_atType; // type of attenuation
|
|
FLOAT fp_fDensity; // attenuation parameter
|
|
enum FogGraduationType fp_fgtType; // type of graduation
|
|
FLOAT fp_fGraduation; // graduation parameter
|
|
};
|
|
|
|
#define HPF_VISIBLEFROMOUTSIDE (1UL<<0) // can be viewed from sectors that are not hazed
|
|
class CHazeParameters {
|
|
public:
|
|
ULONG hp_ulFlags;
|
|
FLOAT hp_fNear; // nearest point in LUT
|
|
FLOAT hp_fFar; // farthest point in LUT
|
|
INDEX hp_iSize; // LUT size in distance (must be pow2)
|
|
|
|
COLOR hp_colColor; // fog color and alpha
|
|
enum AttenuationType hp_atType; // type of attenuation
|
|
FLOAT hp_fDensity; // attenuation parameter
|
|
};
|
|
|
|
|
|
#endif /* include-once check. */
|
|
|