shd7bumpdiff.h

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/*
**  Command & Conquer Generals Zero Hour(tm)
**  Copyright 2025 Electronic Arts Inc.
**
**  This program is free software: you can redistribute it and/or modify
**  it under the terms of the GNU General Public License as published by
**  the Free Software Foundation, either version 3 of the License, or
**  (at your option) any later version.
**
**  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 <http://www.gnu.org/licenses/>.
*/
 
 /***********************************************************************************************
 ***              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               ***
 ***********************************************************************************************
 *                                                                                             *
 *                 Project Name : WW3D                                                         *
 *                                                                                             *
 *                     $Archive:: /Commando/Code/ww3d2/shd7bumpdiff.h                           $*
 *                                                                                             *
 *                       $Author:: Kenny_m
 *                                                                                                                                  
 *                              $Modtime:: 6/03/02 8:12a                                               $*
 *                                                                                             *
 *                    $Revision:: 1                                                          $*
 *                                                                                             *
 *---------------------------------------------------------------------------------------------*
 * Functions:                                                                                  *
 * - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
 
#ifndef SHD7BUMPDIFF_H
#define SHD7BUMPDIFF_H
 
#ifndef SHDINTERFACE_H
#include "shdinterface.h"
#endif
 
#ifndef SHDHWSHADER_H
#include "shdhwshader.h"
#endif
 
 
class Shd7BumpDiffClass : public ShdInterfaceClass
{
public:
    Shd7BumpDiffClass(const ShdDefClass* def);
    virtual ~Shd7BumpDiffClass();
    
    static void Init();
    static void Shutdown();
 
    virtual int                         Get_Pass_Count() { return 2; }
 
    virtual int                         Get_Texture_Count() const { return 2; }
    virtual TextureClass*           Peek_Texture(int idx) const { return idx==0 ? Texture : NormalMap; }
 
    virtual void                        Apply_Shared(int cur_pass, RenderInfoClass& rinfo);
    virtual void                        Apply_Instance(int cur_pass, RenderInfoClass& rinfo);
 
    virtual unsigned                    Get_Vertex_Stream_Count() const;
    virtual unsigned                    Get_Vertex_Size(unsigned stream) const;
    virtual bool                        Use_HW_Vertex_Processing() const { return Pass_0_Vertex_Shader.Is_Using_Hardware(); }
    virtual void                        Copy_Vertex_Stream
    (
        unsigned stream, 
        void* dest_buffer, 
        const VertexStreamStruct& vss, 
        unsigned vertex_count
    );
 
protected:
 
    static ShdHWVertexShader       Pass_0_Vertex_Shader;
    static ShdHWVertexShader       Pass_1_Vertex_Shader;
 
    static Matrix4x4                   View_Projection_Matrix;
 
    TextureClass*           Texture;
    TextureClass*           NormalMap;
 
    Vector4                  Ambient;
    Vector4                  Diffuse;
    Vector4                  Bumpiness;
};
 
#endif // SHD7BUMPDIFF_H