Differential D16990 Diff 60050 source/blender/compositor/realtime_compositor/shaders/compositor_morphological_distance_threshold.glsl

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Show First 20 Lines • Show All 72 Lines • ▼ Show 20 Lines	for (int x = -radius; x <= radius; x++) {
if (is_center_masked != is_sample_masked) {		if (is_center_masked != is_sample_masked) {
minimum_squared_distance = min(minimum_squared_distance, x * x + y * y);		minimum_squared_distance = min(minimum_squared_distance, x * x + y * y);
}		}
}		}
}		}

/* Compute the actual distance from the squared distance and assign it an appropriate sign		/* Compute the actual distance from the squared distance and assign it an appropriate sign
* depending on whether it lies in a masked region or not. */		* depending on whether it lies in a masked region or not. */
float signed_minimum_distance = sqrt(minimum_squared_distance) * (is_center_masked ? 1.0 : -1.0);		float signed_minimum_distance = sqrt(float(minimum_squared_distance)) *
		(is_center_masked ? 1.0 : -1.0);

/* Add the erode/dilate distance and divide by the inset amount as described in the discussion,		/* Add the erode/dilate distance and divide by the inset amount as described in the discussion,
* then clamp to the [0, 1] range. */		* then clamp to the [0, 1] range. */
float value = clamp((signed_minimum_distance + distance) / inset, 0.0, 1.0);		float value = clamp((signed_minimum_distance + distance) / inset, 0.0, 1.0);

imageStore(output_img, texel, vec4(value));		imageStore(output_img, texel, vec4(value));
}		}