1532 		std::ostringstream							usageBuf;  in generateProgramInterfaceProgramSources()  local
1558 …usageBuf <<	"highp uniform vec4 " << getDummyZeroUniformName() << "; // Default value is vec4(0.0)…  in generateProgramInterfaceProgramSources()
1571 				writeVariableReadAccumulateExpression(usageBuf,  in generateProgramInterfaceProgramSources()
1587 				writeInterfaceReadAccumulateExpression(usageBuf,  in generateProgramInterfaceProgramSources()
1603 					usageBuf << "	retValue += vec4(float(gl_VertexID));\n";  in generateProgramInterfaceProgramSources()
1609 					usageBuf << "	retValue += gl_FragCoord;\n";  in generateProgramInterfaceProgramSources()
1613 				usageBuf << "	retValue += gl_in[0].gl_Position;\n";  in generateProgramInterfaceProgramSources()
1617 				usageBuf << "	retValue += gl_in[0].gl_Position;\n";  in generateProgramInterfaceProgramSources()
1621 				usageBuf << "	retValue += gl_in[0].gl_Position;\n";  in generateProgramInterfaceProgramSources()
1627 					usageBuf << "	retValue += vec4(float(gl_NumWorkGroups.x));\n";  in generateProgramInterfaceProgramSources()
1633 		usageBuf <<	"	return retValue;\n"  in generateProgramInterfaceProgramSources()
1636 		usageBuf <<	"void writeOutputs(in highp vec4 dummyValue)\n"  in generateProgramInterfaceProgramSources()
1646 				writeVariableWriteExpression(usageBuf,  in generateProgramInterfaceProgramSources()
1662 				writeInterfaceWriteExpression(usageBuf, "dummyValue", interface, shader->getType(), program);  in generateProgramInterfaceProgramSources()
1670 			usageBuf << "	gl_Position = dummyValue;\n";  in generateProgramInterfaceProgramSources()
1672 			usageBuf << "	gl_Position = dummyValue;\n"  in generateProgramInterfaceProgramSources()
1675 			usageBuf << "	gl_out[gl_InvocationID].gl_Position = dummyValue;\n"  in generateProgramInterfaceProgramSources()
1683 			usageBuf << "	gl_Position = dummyValue;\n";  in generateProgramInterfaceProgramSources()
1690 				usageBuf << "	gl_FragDepth = dot(dummyValue.xy, dummyValue.xw);\n";  in generateProgramInterfaceProgramSources()
1692 				usageBuf << "	dummyOutputBlock.dummyValue = dummyValue;\n";  in generateProgramInterfaceProgramSources()
1695 		usageBuf <<	"}\n\n"  in generateProgramInterfaceProgramSources()
1711 		sources << glu::ShaderSource(shader->getType(), sourceBuf.str() + usageBuf.str());  in generateProgramInterfaceProgramSources()