diff options
Diffstat (limited to 'drivers/gles3/shaders/effect_blur.glsl')
| -rw-r--r-- | drivers/gles3/shaders/effect_blur.glsl | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/gles3/shaders/effect_blur.glsl b/drivers/gles3/shaders/effect_blur.glsl index b67d06bc10..ff5a9f326f 100644 --- a/drivers/gles3/shaders/effect_blur.glsl +++ b/drivers/gles3/shaders/effect_blur.glsl @@ -94,6 +94,7 @@ uniform sampler2D source_dof_original; //texunit:2 uniform float exposure; uniform float white; +uniform highp float luminance_cap; #ifdef GLOW_USE_AUTO_EXPOSURE @@ -116,12 +117,13 @@ void main() { #ifdef GAUSSIAN_HORIZONTAL vec2 pix_size = pixel_size; pix_size *= 0.5; //reading from larger buffer, so use more samples + // sigma 2 vec4 color = textureLod(source_color, uv_interp + vec2(0.0, 0.0) * pix_size, lod) * 0.214607; color += textureLod(source_color, uv_interp + vec2(1.0, 0.0) * pix_size, lod) * 0.189879; - color += textureLod(source_color, uv_interp + vec2(2.0, 0.0) * pix_size, lod) * 0.157305; + color += textureLod(source_color, uv_interp + vec2(2.0, 0.0) * pix_size, lod) * 0.131514; color += textureLod(source_color, uv_interp + vec2(3.0, 0.0) * pix_size, lod) * 0.071303; color += textureLod(source_color, uv_interp + vec2(-1.0, 0.0) * pix_size, lod) * 0.189879; - color += textureLod(source_color, uv_interp + vec2(-2.0, 0.0) * pix_size, lod) * 0.157305; + color += textureLod(source_color, uv_interp + vec2(-2.0, 0.0) * pix_size, lod) * 0.131514; color += textureLod(source_color, uv_interp + vec2(-3.0, 0.0) * pix_size, lod) * 0.071303; frag_color = color; #endif @@ -271,7 +273,7 @@ void main() { float luminance = max(frag_color.r, max(frag_color.g, frag_color.b)); float feedback = max(smoothstep(glow_hdr_threshold, glow_hdr_threshold + glow_hdr_scale, luminance), glow_bloom); - frag_color *= feedback; + frag_color = min(frag_color * feedback, vec4(luminance_cap)); #endif |