#version 450 #extension GL_ARB_shader_stencil_export : require layout(location = 0) out vec4 MRT0; layout(location = 1) out vec4 MRT1; void main() { MRT0 = vec4(1.0); MRT1 = vec4(1.0, 0.0, 1.0, 1.0); gl_FragStencilRefARB = 100; }