Variable glsl_perspectivePanelEmitConst
glsl_perspectivePanelEmit: "\nvoid emit(vec4 color, highp uint pickId) {\n out_color = color;\n float zValue = 1.0 - gl_FragCoord.z;\n out_z = vec4(zValue, zValue, zValue, 1.0);\n float pickIdFloat = float(pickId);\n out_pickId = vec4(pickIdFloat, pickIdFloat, pickIdFloat, 1.0);\n}\n" = ...