diff options
Diffstat (limited to 'indra/newview/app_settings/shaders/class1/deferred')
19 files changed, 343 insertions, 178 deletions
diff --git a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl index 8627ab1852..d7d98477c0 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl @@ -1,24 +1,24 @@ -/** +/** * @file blurLightF.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 * $/LicenseInfo$ */ @@ -42,16 +42,16 @@ in vec2 vary_fragcoord; vec4 getPosition(vec2 pos_screen); vec4 getNorm(vec2 pos_screen); -void main() +void main() { vec2 tc = vary_fragcoord.xy; vec4 norm = getNorm(tc); vec3 pos = getPosition(tc).xyz; vec4 ccol = texture(lightMap, tc).rgba; - + vec2 dlt = kern_scale * delta / (1.0+norm.xy*norm.xy); dlt /= max(-pos.z*dist_factor, 1.0); - + vec2 defined_weight = kern[0].xy; // special case the first (centre) sample's weight in the blur; we have to sample it anyway so we get it for 'free' vec4 col = defined_weight.xyxx * ccol; @@ -75,15 +75,15 @@ void main() k[1] = (k[0]+k[2])*0.5f; k[3] = (k[2]+k[4])*0.5f; k[5] = (k[4]+k[6])*0.5f; - + for (int i = 1; i < 7; i++) { vec2 samptc = tc + k[i].z*dlt*2.0; samptc /= screen_res; - vec3 samppos = getPosition(samptc).xyz; + vec3 samppos = getPosition(samptc).xyz; float d = dot(norm.xyz, samppos.xyz-pos.xyz);// dist from plane - + if (d*d <= pointplanedist_tolerance_pow2) { col += texture(lightMap, samptc)*k[i].xyxx; @@ -95,10 +95,10 @@ void main() { vec2 samptc = tc - k[i].z*dlt*2.0; samptc /= screen_res; - vec3 samppos = getPosition(samptc).xyz; + vec3 samppos = getPosition(samptc).xyz; float d = dot(norm.xyz, samppos.xyz-pos.xyz);// dist from plane - + if (d*d <= pointplanedist_tolerance_pow2) { col += texture(lightMap, samptc)*k[i].xyxx; @@ -108,7 +108,7 @@ void main() col /= defined_weight.xyxx; //col.y *= col.y; - + frag_color = max(col, vec4(0)); #ifdef IS_AMD_CARD diff --git a/indra/newview/app_settings/shaders/class1/deferred/deferredUtil.glsl b/indra/newview/app_settings/shaders/class1/deferred/deferredUtil.glsl index 01543732d0..3ea2248bec 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/deferredUtil.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/deferredUtil.glsl @@ -487,6 +487,43 @@ vec3 pbrPunctual(vec3 diffuseColor, vec3 specularColor, return clamp(color, vec3(0), vec3(10)); } +vec3 pbrCalcPointLightOrSpotLight(vec3 diffuseColor, vec3 specularColor, + float perceptualRoughness, + float metallic, + vec3 n, // normal + vec3 p, // pixel position + vec3 v, // view vector (negative normalized pixel position) + vec3 lp, // light position + vec3 ld, // light direction (for spotlights) + vec3 lightColor, + float lightSize, float falloff, float is_pointlight, float ambiance) +{ + vec3 color = vec3(0,0,0); + + vec3 lv = lp.xyz - p; + + float lightDist = length(lv); + + float dist = lightDist / lightSize; + if (dist <= 1.0) + { + lv /= lightDist; + + float dist_atten = calcLegacyDistanceAttenuation(dist, falloff); + + // spotlight coefficient. + float spot = max(dot(-ld, lv), is_pointlight); + // spot*spot => GL_SPOT_EXPONENT=2 + float spot_atten = spot*spot; + + vec3 intensity = spot_atten * dist_atten * lightColor * 3.0; //magic number to balance with legacy materials + + color = intensity*pbrPunctual(diffuseColor, specularColor, perceptualRoughness, metallic, n.xyz, v, lv); + } + + return color; +} + void calcDiffuseSpecular(vec3 baseColor, float metallic, inout vec3 diffuseColor, inout vec3 specularColor) { vec3 f0 = vec3(0.04); diff --git a/indra/newview/app_settings/shaders/class1/deferred/exposureF.glsl b/indra/newview/app_settings/shaders/class1/deferred/exposureF.glsl index eff7221ae7..67890032df 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/exposureF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/exposureF.glsl @@ -1,28 +1,28 @@ -/** +/** * @file exposureF.glsl * * $LicenseInfo:firstyear=2023&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2023, 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 * $/LicenseInfo$ */ - + /*[EXTRA_CODE_HERE]*/ out vec4 frag_color; @@ -43,7 +43,7 @@ float lum(vec3 col) return dot(l, col); } -void main() +void main() { vec2 tc = vec2(0.5,0.5); @@ -53,13 +53,13 @@ void main() L /= max_L; L = pow(L, 2.0); float s = mix(dynamic_exposure_params.z, dynamic_exposure_params.y, L); - + #ifdef USE_LAST_EXPOSURE float prev = texture(exposureMap, vec2(0.5,0.5)).r; s = mix(prev, s, min(dt*2.0*abs(prev-s), 0.04)); #endif - + frag_color = max(vec4(s, s, s, dt), vec4(0.0)); } diff --git a/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl index 52dfed06ae..2b9cc6ae5a 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl @@ -1,28 +1,28 @@ -/** +/** * @file deferred/fullbrightF.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 * $/LicenseInfo$ */ - + /*[EXTRA_CODE_HERE]*/ out vec4 frag_color; @@ -52,7 +52,7 @@ vec4 applySkyAndWaterFog(vec3 pos, vec3 additive, vec3 atten, vec4 color); void mirrorClip(vec3 pos); -void main() +void main() { mirrorClip(vary_position); #ifdef IS_ALPHA @@ -90,7 +90,7 @@ void main() calcAtmosphericVars(pos.xyz, vec3(0), 1.0, sunlit, amblit, additive, atten); color.rgb = applySkyAndWaterFog(pos, additive, atten, color).rgb; - + #endif #endif diff --git a/indra/newview/app_settings/shaders/class1/deferred/globalF.glsl b/indra/newview/app_settings/shaders/class1/deferred/globalF.glsl index 7e3e7d9271..a1b7a4b11f 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/globalF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/globalF.glsl @@ -1,24 +1,24 @@ -/** +/** * @file class1/deferred/globalF.glsl * * $LicenseInfo:firstyear=2024&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2024, 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 * $/LicenseInfo$ */ diff --git a/indra/newview/app_settings/shaders/class1/deferred/luminanceF.glsl b/indra/newview/app_settings/shaders/class1/deferred/luminanceF.glsl index 95b2f80e06..3432bf07ef 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/luminanceF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/luminanceF.glsl @@ -1,32 +1,32 @@ -/** +/** * @file luminanceF.glsl * * $LicenseInfo:firstyear=2023&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2023, 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 * $/LicenseInfo$ */ - + /*[EXTRA_CODE_HERE]*/ -// take a luminance sample of diffuseRect and emissiveRect +// take a luminance sample of diffuseRect and emissiveRect out vec4 frag_color; @@ -43,12 +43,12 @@ float lum(vec3 col) return dot(l, col); } -void main() +void main() { vec2 tc = vary_fragcoord*0.6+0.2; tc.y -= 0.1; // HACK - nudge exposure sample down a little bit to favor ground over sky vec3 c = texture(diffuseRect, tc).rgb; - + vec4 norm = texture(normalMap, tc); if (!GET_GBUFFER_FLAG(GBUFFER_FLAG_HAS_HDRI) && diff --git a/indra/newview/app_settings/shaders/class1/deferred/moonF.glsl b/indra/newview/app_settings/shaders/class1/deferred/moonF.glsl index 6ef556d7e8..585de99e1d 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/moonF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/moonF.glsl @@ -1,28 +1,28 @@ -/** +/** * @file class1\deferred\moonF.glsl * * $LicenseInfo:firstyear=2005&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2005, 2020 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 * $/LicenseInfo$ */ - + /*[EXTRA_CODE_HERE]*/ out vec4 frag_data[4]; @@ -34,7 +34,7 @@ uniform sampler2D diffuseMap; in vec2 vary_texcoord0; -void main() +void main() { // Restore Pre-EEP alpha fade moon near horizon float fade = 1.0; diff --git a/indra/newview/app_settings/shaders/class1/deferred/pbrShadowAlphaMaskF.glsl b/indra/newview/app_settings/shaders/class1/deferred/pbrShadowAlphaMaskF.glsl index 35b7602569..07a2218db2 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/pbrShadowAlphaMaskF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/pbrShadowAlphaMaskF.glsl @@ -1,24 +1,24 @@ -/** +/** * @file pbrShadowAlphaMaskF.glsl * * $LicenseInfo:firstyear=2023&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2023, 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 * $/LicenseInfo$ */ @@ -33,7 +33,7 @@ in vec4 vertex_color; in vec2 vary_texcoord0; uniform float minimum_alpha; -void main() +void main() { float alpha = texture(diffuseMap,vary_texcoord0.xy).a * vertex_color.a; diff --git a/indra/newview/app_settings/shaders/class1/deferred/pbralphaV.glsl b/indra/newview/app_settings/shaders/class1/deferred/pbralphaV.glsl index d0fc362db9..ae179d3f37 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/pbralphaV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/pbralphaV.glsl @@ -51,8 +51,6 @@ uniform vec4[2] texture_emissive_transform; out vec3 vary_fragcoord; -uniform float near_clip; - in vec3 position; in vec4 diffuse_color; in vec3 normal; @@ -88,7 +86,7 @@ void main() #endif gl_Position = vert; - vary_fragcoord.xyz = vert.xyz + vec3(0,0,near_clip); + vary_fragcoord.xyz = vert.xyz; base_color_texcoord = texture_transform(texcoord0, texture_base_color_transform, texture_matrix0); normal_texcoord = texture_transform(texcoord0, texture_normal_transform, texture_matrix0); diff --git a/indra/newview/app_settings/shaders/class1/deferred/pbropaqueF.glsl b/indra/newview/app_settings/shaders/class1/deferred/pbropaqueF.glsl index 380d493636..b521081af9 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/pbropaqueF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/pbropaqueF.glsl @@ -1,24 +1,24 @@ -/** +/** * @file pbropaqueF.glsl * * $LicenseInfo:firstyear=2022&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2022, 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 * $/LicenseInfo$ */ @@ -28,7 +28,7 @@ #ifndef IS_HUD -// deferred opaque implementation +// deferred opaque implementation uniform sampler2D diffuseMap; //always in sRGB space @@ -85,7 +85,7 @@ void main() float sign = vary_sign; vec3 vN = vary_normal; vec3 vT = vary_tangent.xyz; - + vec3 vB = sign * cross(vN, vT); vec3 tnorm = normalize( vNt.x * vT + vNt.y * vB + vNt.z * vN ); @@ -95,7 +95,7 @@ void main() // roughness 0.0 // metal 0.0 vec3 spec = texture(specularMap, metallic_roughness_texcoord.xy).rgb; - + spec.g *= roughnessFactor; spec.b *= metallicFactor; diff --git a/indra/newview/app_settings/shaders/class1/deferred/pbrterrainF.glsl b/indra/newview/app_settings/shaders/class1/deferred/pbrterrainF.glsl index 0de2d348c3..2cb7ff196b 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/pbrterrainF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/pbrterrainF.glsl @@ -1,24 +1,24 @@ -/** +/** * @file class1\deferred\terrainF.glsl * * $LicenseInfo:firstyear=2023&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2023, 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 * $/LicenseInfo$ */ @@ -31,7 +31,7 @@ #define TERRAIN_PBR_DETAIL_METALLIC_ROUGHNESS -3 #if TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 3 -#define TerrainCoord vec4[2] +#define TerrainCoord vec4[3] #elif TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 1 #define TerrainCoord vec2 #endif @@ -131,12 +131,16 @@ uniform vec3[4] emissiveColors; uniform vec4 minimum_alphas; // PBR alphaMode: MASK, See: mAlphaCutoff, setAlphaCutoff() #if TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 3 +in vec4[10] vary_coords; +#elif TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 1 in vec4[2] vary_coords; #endif in vec3 vary_position; in vec3 vary_normal; -in vec3 vary_tangent; +#if (TERRAIN_PBR_DETAIL >= TERRAIN_PBR_DETAIL_NORMAL) +in vec3 vary_tangents[4]; flat in float vary_sign; +#endif in vec4 vary_texcoord0; in vec4 vary_texcoord1; @@ -144,17 +148,26 @@ void mirrorClip(vec3 position); float terrain_mix(TerrainMix tm, vec4 tms4); +#if (TERRAIN_PBR_DETAIL >= TERRAIN_PBR_DETAIL_NORMAL) +// from mikktspace.com +vec3 mikktspace(vec3 vNt, vec3 vT) +{ + vec3 vN = vary_normal; + + vec3 vB = vary_sign * cross(vN, vT); + vec3 tnorm = normalize( vNt.x * vT + vNt.y * vB + vNt.z * vN ); + + tnorm *= gl_FrontFacing ? 1.0 : -1.0; + + return tnorm; +} +#endif + void main() { // Make sure we clip the terrain if we're in a mirror. mirrorClip(vary_position); -#if TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 3 - TerrainCoord terrain_texcoord = vary_coords; -#elif TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 1 - TerrainCoord terrain_texcoord = vary_texcoord0.xy; -#endif - float alpha1 = texture(alpha_ramp, vary_texcoord0.zw).a; float alpha2 = texture(alpha_ramp,vary_texcoord1.xy).a; float alphaFinal = texture(alpha_ramp, vary_texcoord1.zw).a; @@ -182,9 +195,19 @@ void main() PBRMix pbr_mix = init_pbr_mix(); PBRMix mix2; + TerrainCoord terrain_texcoord; switch (tm.type & MIX_X) { case MIX_X: +#if TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 3 + terrain_texcoord[0].xy = vary_coords[0].xy; + terrain_texcoord[0].zw = vary_coords[0].zw; + terrain_texcoord[1].xy = vary_coords[1].xy; + terrain_texcoord[1].zw = vary_coords[1].zw; + terrain_texcoord[2].xy = vary_coords[2].xy; +#elif TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 1 + terrain_texcoord = vary_coords[0].xy; +#endif mix2 = terrain_sample_and_multiply_pbr( terrain_texcoord , detail_0_base_color @@ -207,6 +230,9 @@ void main() , emissiveColors[0] #endif ); +#if (TERRAIN_PBR_DETAIL >= TERRAIN_PBR_DETAIL_NORMAL) + mix2.vNt = mikktspace(mix2.vNt, vary_tangents[0]); +#endif pbr_mix = mix_pbr(pbr_mix, mix2, tm.weight.x); break; default: @@ -215,6 +241,15 @@ void main() switch (tm.type & MIX_Y) { case MIX_Y: +#if TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 3 + terrain_texcoord[0].xy = vary_coords[2].zw; + terrain_texcoord[0].zw = vary_coords[3].xy; + terrain_texcoord[1].xy = vary_coords[3].zw; + terrain_texcoord[1].zw = vary_coords[4].xy; + terrain_texcoord[2].xy = vary_coords[4].zw; +#elif TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 1 + terrain_texcoord = vary_coords[0].zw; +#endif mix2 = terrain_sample_and_multiply_pbr( terrain_texcoord , detail_1_base_color @@ -237,6 +272,9 @@ void main() , emissiveColors[1] #endif ); +#if (TERRAIN_PBR_DETAIL >= TERRAIN_PBR_DETAIL_NORMAL) + mix2.vNt = mikktspace(mix2.vNt, vary_tangents[1]); +#endif pbr_mix = mix_pbr(pbr_mix, mix2, tm.weight.y); break; default: @@ -245,6 +283,15 @@ void main() switch (tm.type & MIX_Z) { case MIX_Z: +#if TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 3 + terrain_texcoord[0].xy = vary_coords[5].xy; + terrain_texcoord[0].zw = vary_coords[5].zw; + terrain_texcoord[1].xy = vary_coords[6].xy; + terrain_texcoord[1].zw = vary_coords[6].zw; + terrain_texcoord[2].xy = vary_coords[7].xy; +#elif TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 1 + terrain_texcoord = vary_coords[1].xy; +#endif mix2 = terrain_sample_and_multiply_pbr( terrain_texcoord , detail_2_base_color @@ -267,6 +314,9 @@ void main() , emissiveColors[2] #endif ); +#if (TERRAIN_PBR_DETAIL >= TERRAIN_PBR_DETAIL_NORMAL) + mix2.vNt = mikktspace(mix2.vNt, vary_tangents[2]); +#endif pbr_mix = mix_pbr(pbr_mix, mix2, tm.weight.z); break; default: @@ -275,6 +325,15 @@ void main() switch (tm.type & MIX_W) { case MIX_W: +#if TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 3 + terrain_texcoord[0].xy = vary_coords[7].zw; + terrain_texcoord[0].zw = vary_coords[8].xy; + terrain_texcoord[1].xy = vary_coords[8].zw; + terrain_texcoord[1].zw = vary_coords[9].xy; + terrain_texcoord[2].xy = vary_coords[9].zw; +#elif TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 1 + terrain_texcoord = vary_coords[1].zw; +#endif mix2 = terrain_sample_and_multiply_pbr( terrain_texcoord , detail_3_base_color @@ -297,6 +356,9 @@ void main() , emissiveColors[3] #endif ); +#if (TERRAIN_PBR_DETAIL >= TERRAIN_PBR_DETAIL_NORMAL) + mix2.vNt = mikktspace(mix2.vNt, vary_tangents[3]); +#endif pbr_mix = mix_pbr(pbr_mix, mix2, tm.weight.w); break; default: @@ -311,20 +373,12 @@ void main() float base_color_factor_alpha = terrain_mix(tm, vec4(baseColorFactors[0].z, baseColorFactors[1].z, baseColorFactors[2].z, baseColorFactors[3].z)); #if (TERRAIN_PBR_DETAIL >= TERRAIN_PBR_DETAIL_NORMAL) - // from mikktspace.com - vec3 vNt = pbr_mix.vNt; - vec3 vN = vary_normal; - vec3 vT = vary_tangent.xyz; - - vec3 vB = vary_sign * cross(vN, vT); - vec3 tnorm = normalize( vNt.x * vT + vNt.y * vB + vNt.z * vN ); - - tnorm *= gl_FrontFacing ? 1.0 : -1.0; + vec3 tnorm = normalize(pbr_mix.vNt); #else vec3 tnorm = vary_normal; - tnorm *= gl_FrontFacing ? 1.0 : -1.0; #endif - + tnorm *= gl_FrontFacing ? 1.0 : -1.0; + #if (TERRAIN_PBR_DETAIL >= TERRAIN_PBR_DETAIL_EMISSIVE) #define mix_emissive pbr_mix.emissive diff --git a/indra/newview/app_settings/shaders/class1/deferred/pbrterrainUtilF.glsl b/indra/newview/app_settings/shaders/class1/deferred/pbrterrainUtilF.glsl index 935c3f9301..1ae9efe544 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/pbrterrainUtilF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/pbrterrainUtilF.glsl @@ -1,24 +1,24 @@ -/** +/** * @file class1\deferred\pbrterrainUtilF.glsl * * $LicenseInfo:firstyear=2023&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2023, 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 * $/LicenseInfo$ */ @@ -233,17 +233,12 @@ float terrain_mix(TerrainMix tm, vec4 tms4) // Triplanar mapping // Pre-transformed texture coordinates for each axial uv slice (Packing: xy, yz, (-x)z, unused) -#define TerrainCoord vec4[2] +#define TerrainCoord vec4[3] -vec2 _t_uv(vec2 uv_unflipped, float sign_or_zero) +// If sign_or_zero is positive, use uv_unflippped, otherwise use uv_flipped +vec2 _t_uv(vec2 uv_unflipped, vec2 uv_flipped, float sign_or_zero) { - // Handle case where sign is 0 - float sign = (2.0*sign_or_zero) + 1.0; - sign /= abs(sign); - // If the vertex normal is negative, flip the texture back - // right-side up. - vec2 uv = uv_unflipped * vec2(sign, 1); - return uv; + return mix(uv_flipped, uv_unflipped, max(0.0, sign_or_zero)); } vec3 _t_normal_post_1(vec3 vNt0, float sign_or_zero) @@ -298,9 +293,9 @@ PBRMix terrain_sample_pbr( { PBRMix mix = init_pbr_mix(); -#define get_uv_x() _t_uv(terrain_coord[0].zw, sign(vary_vertex_normal.x)) -#define get_uv_y() _t_uv(terrain_coord[1].xy, sign(vary_vertex_normal.y)) -#define get_uv_z() _t_uv(terrain_coord[0].xy, sign(vary_vertex_normal.z)) +#define get_uv_x() _t_uv(terrain_coord[0].zw, terrain_coord[1].zw, sign(vary_vertex_normal.x)) +#define get_uv_y() _t_uv(terrain_coord[1].xy, terrain_coord[2].xy, sign(vary_vertex_normal.y)) +#define get_uv_z() _t_uv(terrain_coord[0].xy, vec2(0), sign(vary_vertex_normal.z)) switch (tw.type & SAMPLE_X) { case SAMPLE_X: @@ -379,7 +374,7 @@ PBRMix terrain_sample_pbr( default: break; } - + return mix; } diff --git a/indra/newview/app_settings/shaders/class1/deferred/pbrterrainV.glsl b/indra/newview/app_settings/shaders/class1/deferred/pbrterrainV.glsl index ed52297314..f8e826bbdb 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/pbrterrainV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/pbrterrainV.glsl @@ -23,6 +23,11 @@ * $/LicenseInfo$ */ +#define TERRAIN_PBR_DETAIL_EMISSIVE 0 +#define TERRAIN_PBR_DETAIL_OCCLUSION -1 +#define TERRAIN_PBR_DETAIL_NORMAL -2 +#define TERRAIN_PBR_DETAIL_METALLIC_ROUGHNESS -3 + uniform mat3 normal_matrix; uniform mat4 texture_matrix0; uniform mat4 modelview_matrix; @@ -34,21 +39,25 @@ in vec4 tangent; in vec4 diffuse_color; in vec2 texcoord1; -#if TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 3 -out vec4[2] vary_coords; -#endif out vec3 vary_vertex_normal; // Used by pbrterrainUtilF.glsl out vec3 vary_normal; -out vec3 vary_tangent; +#if (TERRAIN_PBR_DETAIL >= TERRAIN_PBR_DETAIL_NORMAL) +out vec3 vary_tangents[4]; flat out float vary_sign; +#endif out vec4 vary_texcoord0; out vec4 vary_texcoord1; +#if TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 3 +out vec4[10] vary_coords; +#elif TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 1 +out vec4[2] vary_coords; +#endif out vec3 vary_position; -// *HACK: tangent_space_transform should use texture_normal_transform, or maybe -// we shouldn't use tangent_space_transform at all. See the call to -// tangent_space_transform below. -uniform vec4[2] texture_base_color_transform; +// *HACK: Each material uses only one texture transform, but the KHR texture +// transform spec allows handling texture transforms separately for each +// individual texture info. +uniform vec4[5] terrain_texture_transforms; vec2 terrain_texture_transform(vec2 vertex_texcoord, vec4[2] khr_gltf_transform); vec3 terrain_tangent_space_transform(vec4 vertex_tangent, vec3 vertex_normal, vec4[2] khr_gltf_transform); @@ -63,31 +72,101 @@ void main() vary_vertex_normal = normal; vec3 t = normal_matrix * tangent.xyz; - vary_tangent = normalize(t); - // *TODO: Decide if we want this. It may be better to just calculate the - // tangents on-the-fly in the fragment shader, due to the subtleties of the - // effect of triplanar mapping on UVs. - // *HACK: Should be using texture_normal_transform here. The KHR texture - // transform spec requires handling texture transforms separately for each - // individual texture. - vary_tangent = normalize(terrain_tangent_space_transform(vec4(t, tangent.w), n, texture_base_color_transform)); +#if (TERRAIN_PBR_DETAIL >= TERRAIN_PBR_DETAIL_NORMAL) + { + vec4[2] ttt; + // material 1 + ttt[0].xyz = terrain_texture_transforms[0].xyz; + ttt[1].x = terrain_texture_transforms[0].w; + ttt[1].y = terrain_texture_transforms[1].x; + vary_tangents[0] = normalize(terrain_tangent_space_transform(vec4(t, tangent.w), n, ttt)); + // material 2 + ttt[0].xyz = terrain_texture_transforms[1].yzw; + ttt[1].xy = terrain_texture_transforms[2].xy; + vary_tangents[1] = normalize(terrain_tangent_space_transform(vec4(t, tangent.w), n, ttt)); + // material 3 + ttt[0].xy = terrain_texture_transforms[2].zw; + ttt[0].z = terrain_texture_transforms[3].x; + ttt[1].xy = terrain_texture_transforms[3].yz; + vary_tangents[2] = normalize(terrain_tangent_space_transform(vec4(t, tangent.w), n, ttt)); + // material 4 + ttt[0].x = terrain_texture_transforms[3].w; + ttt[0].yz = terrain_texture_transforms[4].xy; + ttt[1].xy = terrain_texture_transforms[4].zw; + vary_tangents[3] = normalize(terrain_tangent_space_transform(vec4(t, tangent.w), n, ttt)); + } + vary_sign = tangent.w; +#endif vary_normal = normalize(n); // Transform and pass tex coords - // *HACK: texture_base_color_transform is used for all of these here, but - // the KHR texture transform spec requires handling texture transforms - // separately for each individual texture. + { + vec4[2] ttt; #if TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 3 - // xy - vary_coords[0].xy = terrain_texture_transform(position.xy, texture_base_color_transform); - // yz - vary_coords[0].zw = terrain_texture_transform(position.yz, texture_base_color_transform); - // (-x)z - vary_coords[1].xy = terrain_texture_transform(position.xz * vec2(-1, 1), texture_base_color_transform); +// Don't care about upside-down (transform_xy_flipped()) +#define transform_xy() terrain_texture_transform(position.xy, ttt) +#define transform_yz() terrain_texture_transform(position.yz, ttt) +#define transform_negx_z() terrain_texture_transform(position.xz * vec2(-1, 1), ttt) +#define transform_yz_flipped() terrain_texture_transform(position.yz * vec2(-1, 1), ttt) +#define transform_negx_z_flipped() terrain_texture_transform(position.xz, ttt) + // material 1 + ttt[0].xyz = terrain_texture_transforms[0].xyz; + ttt[1].x = terrain_texture_transforms[0].w; + ttt[1].y = terrain_texture_transforms[1].x; + vary_coords[0].xy = transform_xy(); + vary_coords[0].zw = transform_yz(); + vary_coords[1].xy = transform_negx_z(); + vary_coords[1].zw = transform_yz_flipped(); + vary_coords[2].xy = transform_negx_z_flipped(); + // material 2 + ttt[0].xyz = terrain_texture_transforms[1].yzw; + ttt[1].xy = terrain_texture_transforms[2].xy; + vary_coords[2].zw = transform_xy(); + vary_coords[3].xy = transform_yz(); + vary_coords[3].zw = transform_negx_z(); + vary_coords[4].xy = transform_yz_flipped(); + vary_coords[4].zw = transform_negx_z_flipped(); + // material 3 + ttt[0].xy = terrain_texture_transforms[2].zw; + ttt[0].z = terrain_texture_transforms[3].x; + ttt[1].xy = terrain_texture_transforms[3].yz; + vary_coords[5].xy = transform_xy(); + vary_coords[5].zw = transform_yz(); + vary_coords[6].xy = transform_negx_z(); + vary_coords[6].zw = transform_yz_flipped(); + vary_coords[7].xy = transform_negx_z_flipped(); + // material 4 + ttt[0].x = terrain_texture_transforms[3].w; + ttt[0].yz = terrain_texture_transforms[4].xy; + ttt[1].xy = terrain_texture_transforms[4].zw; + vary_coords[7].zw = transform_xy(); + vary_coords[8].xy = transform_yz(); + vary_coords[8].zw = transform_negx_z(); + vary_coords[9].xy = transform_yz_flipped(); + vary_coords[9].zw = transform_negx_z_flipped(); #elif TERRAIN_PLANAR_TEXTURE_SAMPLE_COUNT == 1 - vary_texcoord0.xy = terrain_texture_transform(position.xy, texture_base_color_transform); + // material 1 + ttt[0].xyz = terrain_texture_transforms[0].xyz; + ttt[1].x = terrain_texture_transforms[0].w; + ttt[1].y = terrain_texture_transforms[1].x; + vary_coords[0].xy = terrain_texture_transform(position.xy, ttt); + // material 2 + ttt[0].xyz = terrain_texture_transforms[1].yzw; + ttt[1].xy = terrain_texture_transforms[2].xy; + vary_coords[0].zw = terrain_texture_transform(position.xy, ttt); + // material 3 + ttt[0].xy = terrain_texture_transforms[2].zw; + ttt[0].z = terrain_texture_transforms[3].x; + ttt[1].xy = terrain_texture_transforms[3].yz; + vary_coords[1].xy = terrain_texture_transform(position.xy, ttt); + // material 4 + ttt[0].x = terrain_texture_transforms[3].w; + ttt[0].yz = terrain_texture_transforms[4].xy; + ttt[1].xy = terrain_texture_transforms[4].zw; + vary_coords[1].zw = terrain_texture_transform(position.xy, ttt); #endif + } vec4 tc = vec4(texcoord1,0,1); vary_texcoord0.zw = tc.xy; diff --git a/indra/newview/app_settings/shaders/class1/deferred/screenSpaceReflUtil.glsl b/indra/newview/app_settings/shaders/class1/deferred/screenSpaceReflUtil.glsl index cf0595ee45..e77e972873 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/screenSpaceReflUtil.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/screenSpaceReflUtil.glsl @@ -27,11 +27,11 @@ float random (vec2 uv) { - return 0; + return 0.f; } float tapScreenSpaceReflection(int totalSamples, vec2 tc, vec3 viewPos, vec3 n, inout vec4 collectedColor, sampler2D source, float glossiness) { collectedColor = vec4(0); - return 0; + return 0.f; } diff --git a/indra/newview/app_settings/shaders/class1/deferred/skyF.glsl b/indra/newview/app_settings/shaders/class1/deferred/skyF.glsl index 785c748234..41e42b5173 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/skyF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/skyF.glsl @@ -1,24 +1,24 @@ -/** +/** * @file class1/deferred/skyF.glsl * * $LicenseInfo:firstyear=2005&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2005, 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 * $/LicenseInfo$ */ @@ -99,9 +99,9 @@ void main() else #endif { - // Potential Fill-rate optimization. Add cloud calculation - // back in and output alpha of 0 (so that alpha culling kills - // the fragment) if the sky wouldn't show up because the clouds + // Potential Fill-rate optimization. Add cloud calculation + // back in and output alpha of 0 (so that alpha culling kills + // the fragment) if the sky wouldn't show up because the clouds // are fully opaque. color = vary_HazeColor; diff --git a/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl b/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl index 24d2db2183..ea00d240df 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl @@ -102,7 +102,7 @@ void main() // Initialize temp variables vec3 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color * 0.7; //magic 0.7 to match legacy color - + // Sunlight attenuation effect (hue and brightness) due to atmosphere // this is used later for sunlight modulation at various altitudes vec3 light_atten = (blue_density + vec3(haze_density * 0.25)) * (density_multiplier * max_y); @@ -152,7 +152,7 @@ void main() sunlight *= max(0.0, (1. - cloud_shadow)); // Haze color below cloud - vec3 add_below_cloud = (blue_horizon * blue_weight * (sunlight + ambient) + vec3 add_below_cloud = (blue_horizon * blue_weight * (sunlight + ambient) + (haze_horizon * haze_weight) * (sunlight * haze_glow + ambient)); // Attenuate cloud color by atmosphere diff --git a/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl b/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl index 5f598f84a7..1fd31e0546 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl @@ -1,28 +1,28 @@ -/** +/** * @file class1\deferred\terrainF.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 * $/LicenseInfo$ */ - + /*[EXTRA_CODE_HERE]*/ out vec4 frag_data[4]; @@ -44,7 +44,7 @@ void main() { mirrorClip(pos); /// Note: This should duplicate the blending functionality currently used for the terrain rendering. - + vec4 color0 = texture(detail_0, vary_texcoord0.xy); vec4 color1 = texture(detail_1, vary_texcoord0.xy); vec4 color2 = texture(detail_2, vary_texcoord0.xy); @@ -54,10 +54,10 @@ void main() float alpha2 = texture(alpha_ramp,vary_texcoord1.xy).a; float alphaFinal = texture(alpha_ramp, vary_texcoord1.zw).a; vec4 outColor = mix( mix(color3, color2, alpha2), mix(color1, color0, alpha1), alphaFinal ); - - outColor.a = 0.0; // yes, downstream atmospherics - - frag_data[0] = outColor; + + outColor.a = 0.0; // yes, downstream atmospherics + + frag_data[0] = max(outColor, vec4(0)); frag_data[1] = vec4(0.0,0.0,0.0,-1.0); vec3 nvn = normalize(vary_normal); frag_data[2] = vec4(nvn.xyz, GBUFFER_FLAG_HAS_ATMOS); diff --git a/indra/newview/app_settings/shaders/class1/deferred/terrainV.glsl b/indra/newview/app_settings/shaders/class1/deferred/terrainV.glsl index b4ab7cd169..7fc0e98513 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/terrainV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/terrainV.glsl @@ -1,24 +1,24 @@ -/** +/** * @file class1\environment\terrainV.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 * $/LicenseInfo$ */ @@ -44,15 +44,15 @@ uniform vec4 object_plane_t; vec2 texgen_object(vec4 vpos, mat4 mat, vec4 tp0, vec4 tp1) { vec4 tcoord; - + tcoord.x = dot(vpos, tp0); tcoord.y = dot(vpos, tp1); tcoord.z = 0; tcoord.w = 1; - tcoord = mat * tcoord; - - return tcoord.xy; + tcoord = mat * tcoord; + + return tcoord.xy; } void main() @@ -65,12 +65,12 @@ void main() pos = (modelview_matrix*pre_pos).xyz; vary_normal = normalize(normal_matrix * normal); - + // Transform and pass tex coords vary_texcoord0.xy = texgen_object(vec4(position, 1.0), texture_matrix0, object_plane_s, object_plane_t); - + vec4 t = vec4(texcoord1,0,1); - + vary_texcoord0.zw = t.xy; vary_texcoord1.xy = t.xy-vec2(2.0, 0.0); vary_texcoord1.zw = t.xy-vec2(1.0, 0.0); diff --git a/indra/newview/app_settings/shaders/class1/deferred/textureUtilV.glsl b/indra/newview/app_settings/shaders/class1/deferred/textureUtilV.glsl index 7c02cb9d4a..a70180c1b5 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/textureUtilV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/textureUtilV.glsl @@ -1,24 +1,24 @@ -/** +/** * @file class1/deferred/textureUtilV.glsl * * $LicenseInfo:firstyear=2023&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2023, 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 * $/LicenseInfo$ */ @@ -48,6 +48,7 @@ vec2 khr_texture_transform(vec2 texcoord, vec2 scale, float rotation, vec2 offse return (transform * vec3(texcoord, 1)).xy; } +// A texture transform function for PBR materials applied to shape prims/Collada model prims // vertex_texcoord - The UV texture coordinates sampled from the vertex at // runtime. Per SL convention, this is in a right-handed UV coordinate // system. Collada models also have right-handed UVs. @@ -134,7 +135,8 @@ vec3 tangent_space_transform(vec4 vertex_tangent, vec3 vertex_normal, vec4[2] kh return (weights.x * vertex_binormal.xyz) + (weights.y * vertex_tangent.xyz); } -// Similar to tangent_space_transform but no no texture animation support. +// Similar to tangent_space_transform but no offset during coordinate system +// conversion, and no texture animation support. vec3 terrain_tangent_space_transform(vec4 vertex_tangent, vec3 vertex_normal, vec4[2] khr_gltf_transform) { // Immediately convert to left-handed coordinate system ((0,1) -> (0, -1)) |