void transform_CB(int id)
{
OCIO::ConstConfigRcPtr config = OCIO::GetCurrentConfig();
const char * transform = config->getView(g_display.c_str(), id);
if(!transform) return;
g_transformName = transform;
g_look = config->getDisplayLooks(g_display.c_str(), g_transformName.c_str());
UpdateOCIOGLState();
glutPostRedisplay();
}
void displayDevice_CB(int id)
{
OCIO::ConstConfigRcPtr config = OCIO::GetCurrentConfig();
const char * display = config->getDisplay(id);
if(!display) return;
g_display = display;
const char * csname = config->getDisplayColorSpaceName(g_display.c_str(), g_transformName.c_str());
if(!csname)
{
g_transformName = config->getDefaultView(g_display.c_str());
}
g_look = config->getDisplayLooks(g_display.c_str(), g_transformName.c_str());
UpdateOCIOGLState();
glutPostRedisplay();
}
void InitOCIO(const char * filename)
{
OCIO::ConstConfigRcPtr config = OCIO::GetCurrentConfig();
g_display = config->getDefaultDisplay();
g_transformName = config->getDefaultView(g_display.c_str());
g_look = config->getDisplayLooks(g_display.c_str(), g_transformName.c_str());
g_inputColorSpace = OCIO::ROLE_SCENE_LINEAR;
if(filename && *filename)
{
std::string cs = config->parseColorSpaceFromString(filename);
if(!cs.empty())
{
g_inputColorSpace = cs;
std::cout << "colorspace: " << cs << std::endl;
}
else
{
std::cout << "colorspace: " << g_inputColorSpace
<< " \t(could not determine from filename, using default)" << std::endl;
}
}
}