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Eevee: Fix bloom once and for all.

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... Hopefully ...
This commit is contained in:
Clément Foucault
2017-07-26 20:00:07 +02:00
parent ec6170061e
commit c6a74edcf8
1 changed files with 12 additions and 9 deletions
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21
source/blender/draw/engines/eevee/shaders/effect_bloom_frag.glsl
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@@ -46,6 +46,12 @@ out vec4 FragColor;
/* -------------- Utils ------------- */
vec3 safe_color(vec3 c)
{
/* Clamp to avoid black square artifacts if a pixel goes NaN. */
return clamp(c, vec3(0.0), vec3(1e20)); /* 1e20 arbitrary. */
}
float brightness(vec3 c)
{
return max(max(c.r, c.g), c.b);
@@ -136,14 +142,14 @@ vec4 step_blit(void)
#ifdef HIGH_QUALITY /* Anti flicker */
vec3 d = sourceBufferTexelSize.xyx * vec3(1, 1, 0);
vec3 s0 = textureLod(sourceBuffer, uvcoordsvar.xy, 0.0).rgb;
vec3 s1 = textureLod(sourceBuffer, uvcoordsvar.xy - d.xz, 0.0).rgb;
vec3 s2 = textureLod(sourceBuffer, uvcoordsvar.xy + d.xz, 0.0).rgb;
vec3 s3 = textureLod(sourceBuffer, uvcoordsvar.xy - d.zy, 0.0).rgb;
vec3 s4 = textureLod(sourceBuffer, uvcoordsvar.xy + d.zy, 0.0).rgb;
vec3 s0 = safe_color(textureLod(sourceBuffer, uvcoordsvar.xy, 0.0).rgb);
vec3 s1 = safe_color(textureLod(sourceBuffer, uvcoordsvar.xy - d.xz, 0.0).rgb);
vec3 s2 = safe_color(textureLod(sourceBuffer, uvcoordsvar.xy + d.xz, 0.0).rgb);
vec3 s3 = safe_color(textureLod(sourceBuffer, uvcoordsvar.xy - d.zy, 0.0).rgb);
vec3 s4 = safe_color(textureLod(sourceBuffer, uvcoordsvar.xy + d.zy, 0.0).rgb);
vec3 m = median(median(s0.rgb, s1, s2), s3, s4);
#else
vec3 s0 = textureLod(sourceBuffer, uvcoordsvar.xy, 0.0).rgb;
vec3 s0 = safe_color(textureLod(sourceBuffer, uvcoordsvar.xy, 0.0).rgb);
vec3 m = s0.rgb;
#endif
@@ -157,9 +163,6 @@ vec4 step_blit(void)
/* Combine and apply the brightness response curve. */
m *= max(rq, br - curveThreshold.w) / max(br, 1e-5);
/* Clamp to avoid black square artifacts if a pixel goes NaN. */
clamp(m, vec3(0.0), vec3(1e20)); /* 1e20 arbitrary. */
return vec4(m, 1.0);
}