diff options
Diffstat (limited to 'indra/newview/app_settings/shaders')
| -rw-r--r-- | indra/newview/app_settings/shaders/class1/deferred/srgb.glsl | 33 | ||||
| -rw-r--r-- | indra/newview/app_settings/shaders/class1/deferred/srgb_mac.glsl | 54 |
2 files changed, 57 insertions, 30 deletions
diff --git a/indra/newview/app_settings/shaders/class1/deferred/srgb.glsl b/indra/newview/app_settings/shaders/class1/deferred/srgb.glsl index d532835bf1..587f3d5a94 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/srgb.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/srgb.glsl @@ -23,51 +23,24 @@ * $/LicenseInfo$ */ -// OLD_SELECT work-around missing mix(vec3,vec,bvec3) in older GLSL versions (*cough* MAC *cough*) - vec3 srgb_to_linear(vec3 cs) { - -/* { cs / 12.92, cs <= 0.04045 - cl = { - { ((cs + 0.055)/1.055)^2.4, cs > 0.04045*/ - vec3 low_range = cs / vec3(12.92); vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4)); bvec3 lte = lessThanEqual(cs,vec3(0.04045)); -#ifdef OLD_SELECT - vec3 result; - result.r = lte.r ? low_range.r : high_range.r; - result.g = lte.g ? low_range.g : high_range.g; - result.b = lte.b ? low_range.b : high_range.b; - return result; -#else - return mix(high_range, low_range, lessThanEqual(cs,vec3(0.04045))); -#endif + return mix(high_range, low_range, lte); + } vec3 linear_to_srgb(vec3 cl) { - /* { 0.0, 0 <= cl - { 12.92 * c, 0 < cl < 0.0031308 - cs = { 1.055 * cl^0.41666 - 0.055, 0.0031308 <= cl < 1 - { 1.0, cl >= 1*/ - cl = clamp(cl, vec3(0), vec3(1)); vec3 low_range = cl * 12.92; vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055; bvec3 lt = lessThan(cl,vec3(0.0031308)); + return mix(high_range, low_range, lt); -#ifdef OLD_SELECT - vec3 result; - result.r = lt.r ? low_range.r : high_range.r; - result.g = lt.g ? low_range.g : high_range.g; - result.b = lt.b ? low_range.b : high_range.b; - return result; -#else - return mix(high_range, low_range, lessThan(cl,vec3(0.0031308))); -#endif } diff --git a/indra/newview/app_settings/shaders/class1/deferred/srgb_mac.glsl b/indra/newview/app_settings/shaders/class1/deferred/srgb_mac.glsl new file mode 100644 index 0000000000..6cc1e6e798 --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/deferred/srgb_mac.glsl @@ -0,0 +1,54 @@ +/** + * @file srgb.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +vec3 srgb_to_linear(vec3 cs) +{ + vec3 low_range = cs / vec3(12.92); + vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4)); + + bvec3 lte = lessThanEqual(cs,vec3(0.04045)); + + vec3 result; + result.r = lte.r ? low_range.r : high_range.r; + result.g = lte.g ? low_range.g : high_range.g; + result.b = lte.b ? low_range.b : high_range.b; + return result; +} + +vec3 linear_to_srgb(vec3 cl) +{ + cl = clamp(cl, vec3(0), vec3(1)); + vec3 low_range = cl * 12.92; + vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055; + + bvec3 lt = lessThan(cl,vec3(0.0031308)); + + vec3 result; + result.r = lt.r ? low_range.r : high_range.r; + result.g = lt.g ? low_range.g : high_range.g; + result.b = lt.b ? low_range.b : high_range.b; + return result; +} + |