IShader* WINAPI QERApp_Shader_ForName(const char* name)
{
//++timo FIXME: do we allow NULL and "" calling?
// how does it deal with notexture? can we simply replace by "textures/radiant/notex"?
if (name == NULL || strlen(name) == 0)
{
Sys_Printf("FIXME: name == NULL || strlen(name) == 0 in QERApp_Shader_ForName\n");
return QERApp_Shader_ForName("radiant/notex"); //++timo ???
}
// entities that should be represented with plain colors instead of textures
// request a texture name with (r g b) (it's stored in their class_t)
if (name[0]=='(')
{
return QERApp_ColorShader_ForName(name);
}
CShader* pShader = static_cast<CShader*>(QERApp_Try_Shader_ForName( name ));
if (pShader)
{
pShader->SetDisplayed( true );
return pShader;
}
// we don't know this shader, maybe it's a straight texture
pShader = new CShader;
pShader->CreateDefault( name );
// hook it into the shader list
g_Shaders.Add( (LPVOID)pShader );
pShader->IncRef();
// if it can't find the texture, "textures/radiant/notex" will be used
pShader->Activate();
pShader->SetDisplayed( true );
return pShader;
}
IShader *WINAPI QERApp_CreateShader_ForTextureName( const char *name ){
CShader *pShader;
pShader = new CShader;
// CreateDefault expects a texture / shader name relative to the "textures" directory
// (cause shader names are reletive to "textures/")
pShader->CreateDefault( name );
// hook it into the shader list
g_Shaders.Add( (void *) pShader );
pShader->IncRef();
// if it can't find the texture, SHADER_NOT_FOUND will be used
// Hydra: display an error message, so the user can quickly find a list of missing
// textures by looking at the console.
if ( !pShader->Activate() ) {
Sys_Printf( "WARNING: Activate shader failed for %s\n",pShader->getName() );
}
pShader->SetDisplayed( true );
return pShader;
}
