27 lines
582 B
GLSL
27 lines
582 B
GLSL
#version 450
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layout (location = 0) in vec2 TexCoord;
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layout (location = 0) out vec4 FragColor;
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layout(binding = 0, set = 1) uniform sampler2D Sampler;
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layout (binding = 0, set = 3) uniform UniformBlock
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{
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float zNear;
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float zFar;
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};
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// Calculation taken from http://www.geeks3d.com/20091216/geexlab-how-to-visualize-the-depth-buffer-in-glsl/
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float linearizeDepth(float originalDepth)
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{
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return (2.0 * zNear) / (zFar + zNear - originalDepth * (zFar - zNear));
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}
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void main()
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{
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float d = texture(Sampler, TexCoord).r;
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d = linearizeDepth(d);
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FragColor = vec4(d, d, d, 1.0);
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}
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