declare const _default: "\n\n    var<private> pos : array<vec2f, 4> = array<vec2f, 4>(\n        vec2(-1.0, 1.0), vec2(1.0, 1.0), vec2(-1.0, -1.0), vec2(1.0, -1.0)\n    );\n\n    struct VertexOutput {\n        @builtin(position) position : vec4f,\n    };\n\n    @vertex\n    fn vertexMain(@builtin(vertex_index) vertexIndex : u32) -> VertexOutput {\n        var output : VertexOutput;\n        output.position = vec4f(pos[vertexIndex], 0, 1);\n        return output;\n    }\n\n    @group(0) @binding(0) var img : texture_depth_multisampled_2d;\n\n    @fragment\n    fn fragmentMain(@builtin(position) fragColor: vec4f) -> @location(0) vec4f {\n        let coord = vec2i(fragColor.xy);\n\n        // the depth value of sample 0, or a min/max reduction of all samples\n        var depth = textureLoad(img, coord, 0u);\n        #if defined(DEPTH_RESOLVE_MIN) || defined(DEPTH_RESOLVE_MAX)\n            let count = i32(textureNumSamples(img));\n            for (var i = 1; i < count; i++) {\n                #ifdef DEPTH_RESOLVE_MIN\n                    depth = min(depth, textureLoad(img, coord, i));\n                #else\n                    depth = max(depth, textureLoad(img, coord, i));\n                #endif\n            }\n        #endif\n\n        return vec4f(depth, 0.0, 0.0, 0.0);\n    }\n";
export default _default;