diff --git a/drivers/gles3/shader_gles3.cpp b/drivers/gles3/shader_gles3.cpp index 551136ce36f0..43b146152dfc 100644 --- a/drivers/gles3/shader_gles3.cpp +++ b/drivers/gles3/shader_gles3.cpp @@ -585,6 +585,19 @@ bool ShaderGLES3::_load_from_cache(Version *p_version) { Version::Specialization specialization; specialization.id = glCreateProgram(); + if (feedback_count) { + Vector feedback; + for (int feedback_index = 0; feedback_index < feedback_count; feedback_index++) { + if (feedbacks[feedback_index].specialization == 0 || (feedbacks[feedback_index].specialization & specialization_key)) { + // Specialization for this feedback is enabled. + feedback.push_back(feedbacks[feedback_index].name); + } + } + + if (!feedback.is_empty()) { + glTransformFeedbackVaryings(specialization.id, feedback.size(), feedback.ptr(), GL_INTERLEAVED_ATTRIBS); + } + } glProgramBinary(specialization.id, variant_format, variant_bytes.ptr(), variant_bytes.size()); GLint link_status = 0;