gaussian-splatting-my/external/viewers/shaders/core/copy_depth.frag

/*
 * Copyright (C) 2020, Inria
 * GRAPHDECO research group, https://team.inria.fr/graphdeco
 * All rights reserved.
 *
 * This software is free for non-commercial, research and evaluation use 
 * under the terms of the LICENSE.md file.
 *
 * For inquiries contact sibr@inria.fr and/or George.Drettakis@inria.fr
 */


#version 420

layout(location = 0) out vec4 out_color;

layout(binding = 0) uniform sampler2D image;

in vec4 texcoord;

void main(void)
{
    vec4 color   = texture(image, texcoord.xy);
	out_color = vec4(vec3(color.r), 1.0);
    gl_FragDepth = color.r;
    //gl_FragDepth = color.r == 0? 1.0 : color.r;
}