From f9ad6fa902c1167d7622ee7af2617d14b62bee21 Mon Sep 17 00:00:00 2001 From: pryazha Date: Wed, 19 Feb 2025 22:26:48 +0500 Subject: quite a lot of changes that I, of course, are not going to describe;) --- advanced_opengl/1.depth/shaders/depth.frag | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) create mode 100644 advanced_opengl/1.depth/shaders/depth.frag (limited to 'advanced_opengl/1.depth/shaders/depth.frag') diff --git a/advanced_opengl/1.depth/shaders/depth.frag b/advanced_opengl/1.depth/shaders/depth.frag new file mode 100644 index 0000000..710b0d2 --- /dev/null +++ b/advanced_opengl/1.depth/shaders/depth.frag @@ -0,0 +1,23 @@ +#version 330 core + +out vec4 frag_color; + +in vec2 tex_coords; + +uniform sampler2D our_texture; + +float near = 0.1; +float far = 100.0; + +float linearize_depth(float depth) +{ + float ndc_z = 2.0*depth-1.0; + return((2.0*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), 1.0); +} -- cgit v1.2.3