BL_Material.cpp

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// ------------------------------------
#include "BL_Material.h"
#include "DNA_material_types.h"
#include "DNA_texture_types.h"
#include "DNA_image_types.h"
#include "DNA_mesh_types.h"
#include "IMB_imbuf_types.h"
#include "IMB_imbuf.h"

MTex* getImageFromMaterial(Material *mat, int index)
{
    if(!mat) return 0;
    
    if(!(index >=0 && index < MAX_MTEX) ) return 0;
    
    MTex *m = mat->mtex[index];
    return m?m:0;
}

int getNumTexChannels( Material *mat )
{
    int count = -1;
    if(!mat) return -1;

    for(count =0; (count < 10) && mat->mtex[count] != 0; count++) {}
    return count;
}

BL_Material::BL_Material()
{
    Initialize();
}

void BL_Material::Initialize()
{
    rgb[0] = 0;
    rgb[1] = 0;
    rgb[2] = 0;
    rgb[3] = 0;
    IdMode = 0;
    ras_mode = 0;
    glslmat = 0;
    tile = 0;
    matname = "NoMaterial";
    matcolor[0] = 0.5f;
    matcolor[1] = 0.5f;
    matcolor[2] = 0.5f;
    matcolor[3] = 0.5f;
    speccolor[0] = 1.f;
    speccolor[1] = 1.f;
    speccolor[2] = 1.f;
    alphablend = 0;
    hard = 50.f;
    spec_f = 0.5f;
    alpha = 1.f;
    emit = 0.f;
    material = 0;
    tface = 0;
    materialindex = 0;
    amb=0.5f;
    num_enabled = 0;
    num_users = 1;
    share = false;

    int i;
    for(i=0; i<4; i++)
    {
        uv[i] = MT_Point2(0.f,1.f);
        uv2[i] = MT_Point2(0.f, 1.f);
    }

    for(i=0; i<MAXTEX; i++) // :(
    {
        mapping[i].mapping = 0;
        mapping[i].offsets[0] = 0.f;
        mapping[i].offsets[1] = 0.f;
        mapping[i].offsets[2] = 0.f;
        mapping[i].scale[0]   = 1.f;
        mapping[i].scale[1]   = 1.f;
        mapping[i].scale[2]   = 1.f;
        mapping[i].projplane[0] = PROJX;
        mapping[i].projplane[1] = PROJY;
        mapping[i].projplane[2] = PROJZ;
        mapping[i].objconame = "";
        mtexname[i] = "NULL";
        imageId[i]="NULL";
        flag[i] = 0;
        texname[i] = "NULL";
        tilexrep[i] = 1;
        tileyrep[i] = 1;
        color_blend[i] = 1.f;
        blend_mode[i]   = 0;
        img[i] = 0;
        cubemap[i] = 0;
    }
}

void BL_Material::SetConversionRGB(unsigned int *nrgb)
{
    rgb[0]=*nrgb++;
    rgb[1]=*nrgb++;
    rgb[2]=*nrgb++;
    rgb[3]=*nrgb;
}

void BL_Material::GetConversionRGB(unsigned int *nrgb)
{
    *nrgb++ = rgb[0];
    *nrgb++ = rgb[1];
    *nrgb++ = rgb[2];
    *nrgb   = rgb[3];
}

void BL_Material::SetConversionUV(const STR_String& name, MT_Point2 *nuv)
{
    uvName = name;
    uv[0] = *nuv++;
    uv[1] = *nuv++;
    uv[2] = *nuv++;
    uv[3] = *nuv;
}

void BL_Material::GetConversionUV(MT_Point2 *nuv)
{
    *nuv++ = uv[0];
    *nuv++ = uv[1];
    *nuv++ = uv[2];
    *nuv   = uv[3];
}
void BL_Material::SetConversionUV2(const STR_String& name, MT_Point2 *nuv)
{
    uv2Name = name;
    uv2[0] = *nuv++;
    uv2[1] = *nuv++;
    uv2[2] = *nuv++;
    uv2[3] = *nuv;
}

void BL_Material::GetConversionUV2(MT_Point2 *nuv)
{
    *nuv++ = uv2[0];
    *nuv++ = uv2[1];
    *nuv++ = uv2[2];
    *nuv   = uv2[3];
}


void BL_Material::SetSharedMaterial(bool v)
{
    if((v && num_users == -1) || num_users > 1 )
        share = true;
    else 
        share = false;
}

bool BL_Material::IsShared()
{
    return share;
}

void BL_Material::SetUsers(int num)
{
    num_users = num;
}