source/blender/gpu/shaders/gpu_shader_2D_edituvs_edges_frag.glsl


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30


uniform float dashWidth;

#ifdef SMOOTH_COLOR
noperspective in vec4 finalColor;
#else
flat in vec4 finalColor;
#endif

noperspective in vec2 stipple_pos;
flat in vec2 stipple_start;

out vec4 fragColor;

void main()
{
  fragColor = finalColor;

  /* Avoid passing viewport size */
  vec2 dd = fwidth(stipple_pos);

  float dist = distance(stipple_start, stipple_pos) / max(dd.x, dd.y);

  if (fract(dist / dashWidth) > 0.5) {
    fragColor.rgb = vec3(0.0);
  }

  fragColor = blender_srgb_to_framebuffer_space(fragColor);
}