bool KisOpenGLImageTextures::imageCanUseHDRExposureProgram(KisImageSP image)
{
#ifdef HAVE_GLEW
if (!image->colorSpace()->hasHighDynamicRange()) {
return false;
}
KisConfig cfg;
if (!cfg.useOpenGLShaders()) {
return false;
}
if (HDRExposureProgram == 0) {
return false;
}
if (!HDRExposureProgram->isValid()) {
return false;
}
if (!haveHDRTextureFormat(image->colorSpace())) {
return false;
}
return true;
#else
Q_UNUSED(image);
return false;
#endif
}
void KisOpenGLImageTextures::createHDRExposureProgramIfCan()
{
KisConfig cfg;
if (!cfg.useOpenGLShaders()) return;
#ifdef HAVE_GLEW
if (HDRExposureProgram == 0 && KisOpenGL::hasShadingLanguage()) {
dbgUI << "Creating shared HDR exposure program";
HDRExposureProgram = new KisOpenGLHDRExposureProgram();
Q_CHECK_PTR(HDRExposureProgram);
}
#endif
}