From bf1c59565096ac9774493846cfb15e259d3b0e66 Mon Sep 17 00:00:00 2001 From: pryazha Date: Thu, 23 Jan 2025 19:39:54 +0500 Subject: restructure --- advanced_opengl/1.depth/shaders/depth.fs | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) create mode 100644 advanced_opengl/1.depth/shaders/depth.fs (limited to 'advanced_opengl/1.depth/shaders/depth.fs') diff --git a/advanced_opengl/1.depth/shaders/depth.fs b/advanced_opengl/1.depth/shaders/depth.fs new file mode 100644 index 0000000..2f3d9ca --- /dev/null +++ b/advanced_opengl/1.depth/shaders/depth.fs @@ -0,0 +1,27 @@ +#version 330 core + +out vec4 frag_color; + +in vec2 tex_coords; + +uniform sampler2D our_texture; + +float near = 0.1f; +float far = 100.0f; + +float +linearize_depth(float depth) +{ + float ndc_z = 2.0f*depth-1.0f; + return((2.0f*near*far)/(far+near-ndc_z*(far-near))); +} + +void +main(void) +{ + /* + frag_color = texture(our_texture, tex_coords); + */ + float depth = linearize_depth(gl_FragCoord.z)/far; + frag_color = vec4(vec3(depth), 1.0f); +} -- cgit v1.2.3