RAS_IPolygonMaterial.cpp

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/*
 * $Id: RAS_IPolygonMaterial.cpp 35390 2011-03-07 19:14:17Z dfelinto $
 * ***** BEGIN GPL LICENSE BLOCK *****
 *
 * 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 2
 * 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, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
 * All rights reserved.
 *
 * The Original Code is: all of this file.
 *
 * Contributor(s): none yet.
 *
 * ***** END GPL LICENSE BLOCK *****
 */

#include "RAS_IPolygonMaterial.h"
#include "RAS_IRasterizer.h"

#include "DNA_image_types.h"
#include "DNA_meshdata_types.h"

void  RAS_IPolyMaterial::Initialize( 
                                const STR_String& texname,
                                const STR_String& matname,
                                int materialindex,
                                int tile,
                                int tilexrep,
                                int tileyrep,
                                int mode,
                                int transp,
                                bool alpha,
                                bool zsort)
{
        m_texturename = texname;
        m_materialname = matname;
        m_materialindex = materialindex;
        m_tile = tile;
        m_tilexrep = tilexrep;
        m_tileyrep = tileyrep;
        m_drawingmode = mode;
        m_transp = transp;
        m_alpha = alpha;
        m_zsort = zsort;
        m_polymatid = m_newpolymatid++;
        m_flag = 0;
        m_multimode = 0;
        m_shininess = 35.0;
        m_specular.setValue(0.5,0.5,0.5);
        m_specularity = 1.0;
        m_diffuse.setValue(0.5,0.5,0.5);
}

RAS_IPolyMaterial::RAS_IPolyMaterial() 
                : m_texturename("__Dummy_Texture_Name__"),
                m_materialname("__Dummy_Material_Name__"),
                m_tile(0),
                m_tilexrep(0),
                m_tileyrep(0),
                m_drawingmode (0),
                m_transp(0),
                m_alpha(false),
                m_zsort(false),
                m_materialindex(0),
                m_polymatid(0),
                m_flag(0),
                m_multimode(0)
{
        m_shininess = 35.0;
        m_specular = MT_Vector3(0.5,0.5,0.5);
        m_specularity = 1.0;
        m_diffuse = MT_Vector3(0.5,0.5,0.5);
}

RAS_IPolyMaterial::RAS_IPolyMaterial(const STR_String& texname,
                                                                         const STR_String& matname,
                                                                         int materialindex,
                                                                         int tile,
                                                                         int tilexrep,
                                                                         int tileyrep,
                                                                         int mode,
                                                                         int transp,
                                                                         bool alpha,
                                                                         bool zsort)
                : m_texturename(texname),
                m_materialname(matname),
                m_tile(tile),
                m_tilexrep(tilexrep),
                m_tileyrep(tileyrep),
                m_drawingmode (mode),
                m_transp(transp),
                m_alpha(alpha),
                m_zsort(zsort),
                m_materialindex(materialindex),
                m_polymatid(m_newpolymatid++),
                m_flag(0),
                m_multimode(0)
{
        m_shininess = 35.0;
        m_specular = MT_Vector3(0.5,0.5,0.5);
        m_specularity = 1.0;
        m_diffuse = MT_Vector3(0.5,0.5,0.5);
}


bool RAS_IPolyMaterial::Equals(const RAS_IPolyMaterial& lhs) const
{
        if(m_flag &RAS_BLENDERMAT)
        {
                bool test = (
                        this->m_multimode                       ==              lhs.m_multimode &&
                        this->m_flag                            ==              lhs.m_flag              &&
                        this->m_drawingmode                     ==              lhs.m_drawingmode &&
                        this->m_transp                          ==              lhs.m_transp &&
                        this->m_texturename.hash()      ==              lhs.m_texturename.hash() &&
                        this->m_materialname.hash() ==          lhs.m_materialname.hash()
                );

                return test;
        }
        else
        {
                return (
                                this->m_tile            ==              lhs.m_tile &&
                                this->m_tilexrep        ==              lhs.m_tilexrep &&
                                this->m_tileyrep        ==              lhs.m_tileyrep &&
                                this->m_transp          ==              lhs.m_transp &&
                                this->m_alpha           ==              lhs.m_alpha &&
                                this->m_zsort           ==              lhs.m_zsort &&
                                this->m_drawingmode     ==              lhs.m_drawingmode &&
                                this->m_texturename.hash()      ==              lhs.m_texturename.hash() &&
                                this->m_materialname.hash() ==          lhs.m_materialname.hash()
                );
        }
}


void RAS_IPolyMaterial::GetMaterialRGBAColor(unsigned char *rgba) const
{
        *rgba++ = 0xFF;
        *rgba++ = 0xFF;
        *rgba++ = 0xFF;
        *rgba++ = 0xFF;
}

bool RAS_IPolyMaterial::Less(const RAS_IPolyMaterial& rhs) const
{
        if (Equals(rhs))
                return false;
                
        return m_polymatid < rhs.m_polymatid;
}

bool RAS_IPolyMaterial::IsAlpha() const
{
        return m_alpha || m_zsort;
}

bool RAS_IPolyMaterial::IsZSort() const
{
        return m_zsort;
}

unsigned int RAS_IPolyMaterial::hash() const
{
        return m_texturename.hash();
}

int RAS_IPolyMaterial::GetDrawingMode() const
{
        return m_drawingmode;
}

const STR_String& RAS_IPolyMaterial::GetMaterialName() const
{ 
        return m_materialname;
}

dword RAS_IPolyMaterial::GetMaterialNameHash() const
{
        return m_materialname.hash();
}

const STR_String& RAS_IPolyMaterial::GetTextureName() const
{
        return m_texturename;
}

int RAS_IPolyMaterial::GetMaterialIndex() const
{
        return m_materialindex;
}

Material *RAS_IPolyMaterial::GetBlenderMaterial() const
{
        return NULL;
}

Image *RAS_IPolyMaterial::GetBlenderImage() const
{
        return NULL;
}

Scene* RAS_IPolyMaterial::GetBlenderScene() const
{
        return NULL;
}

void RAS_IPolyMaterial::ReleaseMaterial()
{
}

unsigned int    RAS_IPolyMaterial::GetFlag() const
{
        return m_flag;
}

bool RAS_IPolyMaterial::UsesLighting(RAS_IRasterizer *rasty) const
{
        bool dolights = false;

        if(m_flag & RAS_BLENDERMAT)
                dolights = (m_flag &RAS_MULTILIGHT)!=0;
        else if(rasty->GetDrawingMode() < RAS_IRasterizer::KX_SOLID);
        else if(rasty->GetDrawingMode() == RAS_IRasterizer::KX_SHADOW);
        else
                dolights = (m_drawingmode & RAS_IRasterizer::KX_LIGHT)!=0;
        
        return dolights;
}

bool RAS_IPolyMaterial::UsesObjectColor() const
{
        return !(m_flag & RAS_BLENDERGLSL);
}

unsigned int RAS_IPolyMaterial::m_newpolymatid = 0;