Eevee: Cleanup DoF implementation

1 files changed, 6 insertions, 4 deletions

diff --git a/source/blender/draw/engines/eevee/shaders/effect_dof_vert.glsl b/source/blender/draw/engines/eevee/shaders/effect_dof_vert.glsl
index 6e43115d799..ec8b474b431 100644
--- a/source/blender/draw/engines/eevee/shaders/effect_dof_vert.glsl
+++ b/source/blender/draw/engines/eevee/shaders/effect_dof_vert.glsl
@@ -47,7 +47,9 @@ void main()
 			color = texelFetch(farBuffer, texelco, 0);
 		}
 		/* find the area the pixel will cover and divide the color by it */
-		color.a = 1.0 / (coc * coc * M_PI);
+		/* HACK: 4.0 out of nowhere (I suppose it's 4 pixels footprint for coc 0?)
+		 * Makes near in focus more closer to 1.0 alpha. */
+		color.a = 4.0 / (coc * coc * M_PI);
 		color.rgb *= color.a;
 
 		/* Compute edge to discard fragment that does not belong to the other layer. */
@@ -92,7 +94,9 @@ void main()
 	gl_Position.xy += (0.5 + vec2(texelco) * 2.0) * texel_size;
 
 	/* Push far plane to left side. */
-	gl_Position.x  += (!is_near) ? 1.0 : 0.0;
+	if (!is_near) {
+		gl_Position.x += 2.0 / 2.0;
+	}
 
 	/* don't do smoothing for small sprites */
 	if (coc > 3.0) {
@@ -101,6 +105,4 @@ void main()
 	else {
 		smoothFac = 1.0;
 	}
-
-	int tex_width = textureSize(cocBuffer, 0).x;
 }