Added ShaderStage to COpenGLPipelineCache::SCacheKey

Author: Erfan-Ahmadi

src/nbl/video/COpenGLPipelineCache.cpp

@@ -66,6 +66,8 @@ bool COpenGLPipelineCache::SCacheKey::operator<(const COpenGLPipelineCache::SCac
 {
 	if (hash < _rhs.hash) return true;
 	if (_rhs.hash < hash) return false;
+	if (shaderStage < _rhs.shaderStage) return true;
+	if (_rhs.shaderStage < shaderStage) return false;
 	if (info < _rhs.info) return true;
 	if (_rhs.info < info) return false;
 	for (uint32_t i = 0u; i < IGPUPipelineLayout::DESCRIPTOR_SET_COUNT; ++i)

src/nbl/video/COpenGLPipelineCache.h

@@ -26,6 +26,7 @@ class COpenGLPipelineCache final : public IGPUPipelineCache
 		std::array<uint64_t, 4> hash;
 		COpenGLSpecializedShader::SInfo info;
 		core::smart_refctd_ptr<COpenGLPipelineLayout> layout;
+		asset::IShader::E_SHADER_STAGE shaderStage = asset::IShader::ESS_UNKNOWN;
 
 		bool operator<(const SCacheKey& _rhs) const;
 	};