learnopengl/shaders/reflective_frag.glsl

17 lines
367 B
GLSL

#version 330 core
in vec3 vert_normal;
in vec3 frag_position;
uniform vec3 camera_position;
uniform samplerCube cubemap;
out vec4 color;
void main() {
vec3 view_direction = normalize(frag_position - camera_position);
vec3 reflect_direction = reflect(view_direction, normalize(vert_normal));
color = vec4(texture(cubemap, reflect_direction).rgb, 1.0);
}