Effects/HDR/histogram-column /sim/rendering/hdr/exposure-compensation Shaders/HDR/quad_notexcoord.vert Shaders/HDR/histogram_column.frag Shaders/HDR/color.glsl Shaders/HDR/histogram.glsl Shaders/HDR/exposure.glsl hdr_tex sampler-2d 0 lum_tex sampler-2d 14 exposure_compensation float exposure-compensation