130 lines
5 KiB
C
130 lines
5 KiB
C
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/*
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** Command & Conquer Renegade(tm)
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** Copyright 2025 Electronic Arts Inc.
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**
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** This program is free software: you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation, either version 3 of the License, or
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** (at your option) any later version.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/***********************************************************************************************
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*** C O N F I D E N T I A L --- W E S T W O O D S T U D I O S ***
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***********************************************************************************************
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* *
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* Project Name : WWPhys *
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* *
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* $Archive:: /Commando/Code/wwphys/dynamicshadowmanager.h $*
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* *
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* Original Author:: Greg Hjelstrom *
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* *
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* $Author:: Greg_h $*
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* *
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* $Modtime:: 12/05/01 6:28p $*
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* *
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* $Revision:: 3 $*
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* *
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*---------------------------------------------------------------------------------------------*
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* Functions: *
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* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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#ifndef DYNAMICSHADOWMANAGER_H
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#define DYNAMICSHADOWMANAGER_H
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#include "always.h"
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#include "vector3.h"
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class ChunkLoadClass;
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class ChunkSaveClass;
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class PhysClass;
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class DynTexProjectClass;
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class DynamicShadowManagerDefClass;
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/**
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** DynamicShadowManagerClass
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** This is another class designed to be embedded in a physics object. It's responsibility
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** is to update and manage the dynamic shadow projection(s) for its parent.
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*/
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class DynamicShadowManagerClass
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{
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public:
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DynamicShadowManagerClass(PhysClass & parent);
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~DynamicShadowManagerClass(void);
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/*
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** Call Update_Shadow in your Post_Timestep_Process function
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*/
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void Update_Shadow(void);
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/*
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** You can explicitly set the nearz and farz planes for the shadow or
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** if they are set to -1.0f, the code will handle them automatically.
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** Typically game objects like characters and vehicles should use the
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** automatic setting while cinematics may need a manual setting. For
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** example, a flying airplane may need to cast a long shadow for the
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** shadow to hit the ground.
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*/
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void Set_Shadow_Planes(float znear = -1.0f,float zfar = -1.0f);
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void Get_Shadow_Planes(float * set_znear,float * set_zfar);
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/*
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** Vehicles now have enourmous muzzle flashes that cause the shadow
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** bounding box to be much larger than it should be. This causes low
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** shadow resolution as well as per-polygon culling visual errors
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*/
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void Enable_Force_Use_Blob_Box(bool onoff) { ForceUseBlobBox = onoff; }
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bool Is_Force_Use_Blob_Box_Enabled(void) { return ForceUseBlobBox; }
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void Set_Blob_Box_Projection_Scale(const Vector3 & scl) { BlobBoxProjectionScale = scl; }
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const Vector3 & Get_Blob_Box_Projection_Scale(void) { return BlobBoxProjectionScale; }
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/*
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** Accessor to indicate whether we are actually casting a shadow
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*/
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bool Is_Casting_Shadow(void) { return (Shadow != NULL); }
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protected:
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/*
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** Internal shadow support.
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*/
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void Allocate_Shadow(void);
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void Release_Shadow(void);
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PhysClass & Parent;
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DynTexProjectClass * Shadow;
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float ShadowNearZ;
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float ShadowFarZ;
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bool ForceUseBlobBox;
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Vector3 BlobBoxProjectionScale;
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};
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inline void DynamicShadowManagerClass::Set_Shadow_Planes(float znear,float zfar)
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{
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ShadowNearZ = znear;
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ShadowFarZ = zfar;
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}
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inline void DynamicShadowManagerClass::Get_Shadow_Planes(float * set_znear,float * set_zfar)
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{
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*set_znear = ShadowNearZ;
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*set_zfar = ShadowFarZ;
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}
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#endif // DYNAMICSHADOWMANAGER_H
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