unsigned int CTextureManager::LoadTexture( const char *filename )
{
unsigned int id = 0;
unsigned char *texels = 0;
int width, height;
int success;
for( TListItor itor = m_texlist.begin(); itor != m_texlist.end(); ++itor )
{
if( strcmp( (*itor)->GetName(), filename ) == 0 )
return (*itor)->GetTexId();
}
if( strstr( filename, ".bmp" ) || strstr( filename, ".BMP" ) )
success = LoadFileBMP( filename, &texels, &width, &height, true );
if( strstr( filename, ".tga" ) || strstr( filename, ".TGA" ) )
success = LoadFileTGA( filename, &texels, &width, &height, true );
if( strstr( filename, ".pcx" ) || strstr( filename, ".PCX" ) )
success = LoadFilePCX( filename, &texels, &width, &height, true );
if( success > 0 )
{
// create and initialize new texture
glGenTextures( 1, &id );
glBindTexture( GL_TEXTURE_2D, id );
glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR );
glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR );
glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_REPEAT );
glTexParameteri( GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_REPEAT );
gluBuild2DMipmaps( GL_TEXTURE_2D, GL_RGBA, width, height, GL_RGBA, GL_UNSIGNED_BYTE, texels );
// create a new CTexture object and push it at the end of the linked list
CTexture *tex = new CTexture( id, filename );
m_texlist.push_back( tex );
}
else
{
// can't load the texture, use default texture
id = (*m_texlist.begin())->GetTexId();
}
if( texels )
delete [] texels;
return id;
}
CBMP(const char* bmpName)
{
LoadFileBMP( bmpName, &byte, &m_iWid, &m_iHgh, true);
m_iSize = m_iWid*m_iHgh*4;
}
