diff options
Diffstat (limited to 'servers/rendering/renderer_rd/shaders/effects/bokeh_dof.glsl')
| -rw-r--r-- | servers/rendering/renderer_rd/shaders/effects/bokeh_dof.glsl | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/servers/rendering/renderer_rd/shaders/effects/bokeh_dof.glsl b/servers/rendering/renderer_rd/shaders/effects/bokeh_dof.glsl index 0b43af7738..bdf84bb03a 100644 --- a/servers/rendering/renderer_rd/shaders/effects/bokeh_dof.glsl +++ b/servers/rendering/renderer_rd/shaders/effects/bokeh_dof.glsl @@ -41,11 +41,25 @@ float get_depth_at_pos(vec2 uv) { float get_blur_size(float depth) { if (params.blur_near_active && depth < params.blur_near_begin) { - return -(1.0 - smoothstep(params.blur_near_end, params.blur_near_begin, depth)) * params.blur_size - DEPTH_GAP; //near blur is negative + if (params.use_physical_near) { + // Physically-based. + float d = abs(params.blur_near_begin - depth); + return -(d / (params.blur_near_begin - d)) * params.blur_size_near - DEPTH_GAP; // Near blur is negative. + } else { + // Non-physically-based. + return -(1.0 - smoothstep(params.blur_near_end, params.blur_near_begin, depth)) * params.blur_size - DEPTH_GAP; // Near blur is negative. + } } if (params.blur_far_active && depth > params.blur_far_begin) { - return smoothstep(params.blur_far_begin, params.blur_far_end, depth) * params.blur_size + DEPTH_GAP; + if (params.use_physical_far) { + // Physically-based. + float d = abs(params.blur_far_begin - depth); + return (d / (params.blur_far_begin + d)) * params.blur_size_far + DEPTH_GAP; + } else { + // Non-physically-based. + return smoothstep(params.blur_far_begin, params.blur_far_end, depth) * params.blur_size + DEPTH_GAP; + } } return 0.0; |