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1st installment of tech ENABLE_ENVIRONMENT_MAP

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enricoturri1966 2020-05-28 15:27:29 +02:00
parent 4b6bcd7028
commit c63e03c367
11 changed files with 93 additions and 6 deletions
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9
resources/shaders/gouraud.fs
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@ -17,6 +17,9 @@ struct SlopeDetection
uniform vec4 uniform_color;
uniform SlopeDetection slope;
uniform sampler2D environment_tex;
uniform bool use_environment_tex;
varying vec3 clipping_planes_dots;
// x = tainted, y = specular;
@ -26,6 +29,7 @@ varying vec3 delta_box_min;
varying vec3 delta_box_max;
varying float world_normal_z;
varying vec3 eye_normal;
vec3 slope_color()
{
@ -40,5 +44,8 @@ void main()
vec3 color = slope.actived ? slope_color() : uniform_color.rgb;
// if the fragment is outside the print volume -> use darker color
color = (any(lessThan(delta_box_min, ZERO)) || any(greaterThan(delta_box_max, ZERO))) ? mix(color, ZERO, 0.3333) : color;
gl_FragColor = vec4(vec3(intensity.y, intensity.y, intensity.y) + color * intensity.x, uniform_color.a);
if (use_environment_tex)
gl_FragColor = vec4(0.45 * texture2D(environment_tex, normalize(eye_normal).xy * 0.5 + 0.5).xyz + 0.8 * color * intensity.x, uniform_color.a);
else
gl_FragColor = vec4(vec3(intensity.y) + color * intensity.x, uniform_color.a);
}