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-rw-r--r--indra/newview/app_settings/shaders/class2/deferred/waterF.glsl192
-rw-r--r--indra/newview/app_settings/shaders/class2/environment/waterF.glsl237
2 files changed, 429 insertions, 0 deletions
diff --git a/indra/newview/app_settings/shaders/class2/deferred/waterF.glsl b/indra/newview/app_settings/shaders/class2/deferred/waterF.glsl
new file mode 100644
index 0000000000..96739d91d7
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class2/deferred/waterF.glsl
@@ -0,0 +1,192 @@
+/**
+ * @file class1/deferred/waterF.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
+ * $/LicenseInfo$
+ */
+
+#extension GL_ARB_texture_rectangle : enable
+
+/*[EXTRA_CODE_HERE]*/
+
+#ifdef DEFINE_GL_FRAGCOLOR
+out vec4 frag_data[4];
+#else
+#define frag_data gl_FragData
+#endif
+
+vec3 scaleSoftClip(vec3 inColor);
+vec3 atmosTransport(vec3 inColor);
+
+uniform sampler2D bumpMap;
+uniform sampler2D bumpMap2;
+uniform float blend_factor;
+uniform sampler2D screenTex;
+uniform sampler2D refTex;
+uniform float sunAngle;
+uniform float sunAngle2;
+uniform vec3 lightDir;
+uniform vec3 specular;
+uniform float lightExp;
+uniform float refScale;
+uniform float kd;
+uniform vec2 screenRes;
+uniform vec3 normScale;
+uniform float fresnelScale;
+uniform float fresnelOffset;
+uniform float blurMultiplier;
+uniform vec2 screen_res;
+uniform mat4 norm_mat; //region space to screen space
+uniform int water_edge;
+
+//bigWave is (refCoord.w, view.w);
+VARYING vec4 refCoord;
+VARYING vec4 littleWave;
+VARYING vec4 view;
+VARYING vec4 vary_position;
+
+vec2 encode_normal(vec3 n);
+vec3 scaleSoftClip(vec3 l);
+vec3 srgb_to_linear(vec3 c);
+vec3 linear_to_srgb(vec3 c);
+
+vec3 BlendNormal(vec3 bump1, vec3 bump2)
+{
+ vec3 n = mix(bump1, bump2, blend_factor);
+ return n;
+}
+
+void main()
+{
+ vec4 color;
+ float dist = length(view.xyz);
+
+ //normalize view vector
+ vec3 viewVec = normalize(view.xyz);
+
+ //get wave normals
+ vec3 wave1_a = texture2D(bumpMap, vec2(refCoord.w, view.w)).xyz*2.0-1.0;
+ vec3 wave2_a = texture2D(bumpMap, littleWave.xy).xyz*2.0-1.0;
+ vec3 wave3_a = texture2D(bumpMap, littleWave.zw).xyz*2.0-1.0;
+
+
+ vec3 wave1_b = texture2D(bumpMap2, vec2(refCoord.w, view.w)).xyz*2.0-1.0;
+ vec3 wave2_b = texture2D(bumpMap2, littleWave.xy).xyz*2.0-1.0;
+ vec3 wave3_b = texture2D(bumpMap2, littleWave.zw).xyz*2.0-1.0;
+
+ vec3 wave1 = BlendNormal(wave1_a, wave1_b);
+ vec3 wave2 = BlendNormal(wave2_a, wave2_b);
+ vec3 wave3 = BlendNormal(wave3_a, wave3_b);
+
+ //get base fresnel components
+
+ vec3 df = vec3(
+ dot(viewVec, wave1),
+ dot(viewVec, (wave2 + wave3) * 0.5),
+ dot(viewVec, wave3)
+ ) * fresnelScale + fresnelOffset;
+ df *= df;
+
+ vec2 distort = (refCoord.xy/refCoord.z) * 0.5 + 0.5;
+
+ float dist2 = dist;
+ dist = max(dist, 5.0);
+
+ float dmod = sqrt(dist);
+
+ vec2 dmod_scale = vec2(dmod*dmod, dmod);
+
+ //get reflected color
+ vec2 refdistort1 = wave1.xy*normScale.x;
+ vec2 refvec1 = distort+refdistort1/dmod_scale;
+ vec4 refcol1 = texture2D(refTex, refvec1);
+
+ vec2 refdistort2 = wave2.xy*normScale.y;
+ vec2 refvec2 = distort+refdistort2/dmod_scale;
+ vec4 refcol2 = texture2D(refTex, refvec2);
+
+ vec2 refdistort3 = wave3.xy*normScale.z;
+ vec2 refvec3 = distort+refdistort3/dmod_scale;
+ vec4 refcol3 = texture2D(refTex, refvec3);
+
+ vec4 refcol = refcol1 + refcol2 + refcol3;
+ float df1 = df.x + df.y + df.z;
+ refcol *= df1 * 0.333;
+
+ vec3 wavef = (wave1 + wave2 * 0.4 + wave3 * 0.6) * 0.5;
+ wavef.z *= max(-viewVec.z, 0.1);
+ wavef = normalize(wavef);
+
+ float df2 = dot(viewVec, wavef) * fresnelScale+fresnelOffset;
+
+ vec2 refdistort4 = wavef.xy*0.125;
+ refdistort4.y -= abs(refdistort4.y);
+ vec2 refvec4 = distort+refdistort4/dmod;
+ float dweight = min(dist2*blurMultiplier, 1.0);
+ vec4 baseCol = texture2D(refTex, refvec4);
+
+ refcol = mix(baseCol*df2, refcol, dweight);
+
+ //get specular component
+ float spec = clamp(dot(lightDir, (reflect(viewVec,wavef))),0.0,1.0);
+
+ //harden specular
+ spec = pow(spec, 128.0);
+
+ //figure out distortion vector (ripply)
+ vec2 distort2 = distort+wavef.xy*refScale/max(dmod*df1, 1.0);
+
+ vec4 fb = texture2D(screenTex, distort2);
+
+ //mix with reflection
+ // Note we actually want to use just df1, but multiplying by 0.999999 gets around an nvidia compiler bug
+ color.rgb = mix(fb.rgb, refcol.rgb, df1 * 0.99999f);
+
+ vec4 pos = vary_position;
+
+ //color.rgb += spec * specular;
+
+ //color.rgb = atmosTransport(color.rgb);
+ //color.rgb = scaleSoftClip(color.rgb);
+
+ //color.rgb = refcol.rgb;
+ color.rgb = vec3(0.0);
+ color.a = spec * sunAngle2;
+
+ vec3 screenspacewavef = normalize((norm_mat*vec4(wavef, 1.0)).xyz);
+
+ //frag_data[0] = color;
+
+ // TODO: The non-obvious assignment below is copied from the pre-EEP WL shader code
+ // Unfortunately, fixing it causes a mismatch for EEP, and so it remains... for now
+ // SL-12975 (unfix pre-EEP broken alpha)
+ frag_data[0] = vec4(srgb_to_linear(color.rgb), 0.0);
+
+ frag_data[1] = vec4(1.0, 0.1, 0.0, 0.0); // occlusion, roughness, metalness
+ frag_data[2] = vec4(encode_normal(screenspacewavef.xyz), 0.0, GBUFFER_FLAG_HAS_PBR);// normalxy, env intens, flags (atmo kill)
+ //frag_data[3] = vec4(srgb_to_linear(refcol.rgb),0);
+ frag_data[3] = vec4(0, 0, 0, 0);
+
+
+ //frag_data[0] = vec4(0.0,0,0,0);
+ //frag_data[1] = vec4(0, 1.0, 0.0, 0.0);
+ //frag_data[3] = vec4(0);
+}
diff --git a/indra/newview/app_settings/shaders/class2/environment/waterF.glsl b/indra/newview/app_settings/shaders/class2/environment/waterF.glsl
new file mode 100644
index 0000000000..2e7efa9b2a
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class2/environment/waterF.glsl
@@ -0,0 +1,237 @@
+/**
+ * @file waterF.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
+ * $/LicenseInfo$
+ */
+
+#ifdef DEFINE_GL_FRAGCOLOR
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
+#endif
+
+vec3 scaleSoftClipFragLinear(vec3 l);
+vec3 atmosFragLightingLinear(vec3 light, vec3 additive, vec3 atten);
+void calcAtmosphericVarsLinear(vec3 inPositionEye, vec3 norm, vec3 light_dir, out vec3 sunlit, out vec3 amblit, out vec3 atten, out vec3 additive);
+
+// PBR interface
+vec3 pbrIbl(vec3 diffuseColor,
+ vec3 specularColor,
+ vec3 radiance, // radiance map sample
+ vec3 irradiance, // irradiance map sample
+ float ao, // ambient occlusion factor
+ float nv, // normal dot view vector
+ float perceptualRoughness);
+
+vec3 pbrPunctual(vec3 diffuseColor, vec3 specularColor,
+ float perceptualRoughness,
+ float metallic,
+ vec3 n, // normal
+ vec3 v, // surface point to camera
+ vec3 l); //surface point to light
+
+uniform sampler2D bumpMap;
+uniform sampler2D bumpMap2;
+uniform float blend_factor;
+uniform sampler2D screenTex;
+uniform sampler2D refTex;
+
+uniform float sunAngle;
+uniform float sunAngle2;
+uniform vec3 lightDir;
+uniform vec3 specular;
+uniform float lightExp;
+uniform float refScale;
+uniform float kd;
+uniform vec2 screenRes;
+uniform vec3 normScale;
+uniform float fresnelScale;
+uniform float fresnelOffset;
+uniform float blurMultiplier;
+uniform vec4 waterFogColor;
+
+
+//bigWave is (refCoord.w, view.w);
+VARYING vec4 refCoord;
+VARYING vec4 littleWave;
+VARYING vec4 view;
+in vec3 vary_position;
+in vec3 vary_normal;
+in vec3 vary_tangent;
+in vec3 vary_light_dir;
+
+vec3 BlendNormal(vec3 bump1, vec3 bump2)
+{
+ vec3 n = mix(bump1, bump2, blend_factor);
+ return n;
+}
+
+vec3 srgb_to_linear(vec3 col);
+
+void sampleReflectionProbesLegacy(inout vec3 ambenv, inout vec3 glossenv, inout vec3 legacyenv,
+ vec3 pos, vec3 norm, float glossiness, float envIntensity);
+
+vec3 vN, vT, vB;
+
+vec3 transform_normal(vec3 vNt)
+{
+ return normalize(vNt.x * vT + vNt.y * vB + vNt.z * vN);
+}
+
+void sampleReflectionProbes(inout vec3 ambenv, inout vec3 glossenv,
+ vec3 pos, vec3 norm, float glossiness);
+
+void main()
+{
+ vec4 color;
+
+ vN = vary_normal;
+ vT = vary_tangent;
+ vB = cross(vN, vT);
+
+ vec3 pos = vary_position.xyz;
+
+ float dist = length(view.xy);
+
+ //normalize view vector
+ vec3 viewVec = normalize(pos.xyz);
+
+ //get wave normals
+ vec2 bigwave = vec2(refCoord.w, view.w);
+ vec3 wave1_a = texture2D(bumpMap, bigwave ).xyz*2.0-1.0;
+ vec3 wave2_a = texture2D(bumpMap, littleWave.xy).xyz*2.0-1.0;
+ vec3 wave3_a = texture2D(bumpMap, littleWave.zw).xyz*2.0-1.0;
+
+
+ vec3 wave1_b = texture2D(bumpMap2, bigwave ).xyz*2.0-1.0;
+ vec3 wave2_b = texture2D(bumpMap2, littleWave.xy).xyz*2.0-1.0;
+ vec3 wave3_b = texture2D(bumpMap2, littleWave.zw).xyz*2.0-1.0;
+
+ vec3 wave1 = BlendNormal(wave1_a, wave1_b);
+ vec3 wave2 = BlendNormal(wave2_a, wave2_b);
+ vec3 wave3 = BlendNormal(wave3_a, wave3_b);
+
+ wave1 = transform_normal(wave1);
+ wave2 = transform_normal(wave2);
+ wave3 = transform_normal(wave3);
+
+ vec3 wavef = (wave1 + wave2 * 0.4 + wave3 * 0.6) * 0.5;
+
+ wavef.z *= max(-viewVec.z, 0.1);
+
+ wavef = normalize(wavef);
+
+ //get base fresnel components
+
+ /*vec3 df = vec3(
+ dot(viewVec, wave1),
+ dot(viewVec, (wave2 + wave3) * 0.5),
+ dot(viewVec, wave3)
+ ) * fresnelScale + fresnelOffset;*/
+
+ vec2 distort = (refCoord.xy/refCoord.z) * 0.5 + 0.5;
+
+ float dist2 = dist;
+ dist = max(dist, 5.0);
+
+ float dmod = sqrt(dist);
+
+ vec2 dmod_scale = vec2(dmod*dmod, dmod);
+
+ //float df1 = df.x + df.y + df.z;
+
+ vec4 refcol = vec4(0, 0, 0, 0);
+
+ //get specular component
+ float spec = clamp(dot(vary_light_dir, (reflect(viewVec,wavef))),0.0,1.0);
+
+ //harden specular
+ spec = pow(spec, 128.0);
+
+ //figure out distortion vector (ripply)
+ //vec2 distort2 = distort+wavef.xy*refScale/max(dmod*df1, 1.0);
+
+ //vec4 fb = texture2D(screenTex, distort2);
+
+ vec3 sunlit;
+ vec3 amblit;
+ vec3 additive;
+ vec3 atten;
+
+ calcAtmosphericVarsLinear(pos.xyz, wavef, lightDir, sunlit, amblit, additive, atten);
+
+ vec3 v = -viewVec;
+ float NdotV = clamp(abs(dot(wavef.xyz, v)), 0.001, 1.0);
+
+ float metallic = fresnelOffset * 0.1; // fudge -- use fresnelOffset as metalness
+ float roughness = 0.08;
+ float gloss = 1.0 - roughness;
+
+ vec3 baseColor = vec3(0);
+ vec3 f0 = vec3(0.04);
+ vec3 diffuseColor = baseColor.rgb * (vec3(1.0) - f0);
+ diffuseColor *= gloss;
+
+ vec3 specularColor = mix(f0, baseColor.rgb, metallic);
+
+
+ vec3 refnorm = normalize(wavef + vary_normal);
+
+ vec3 irradiance = vec3(0);
+ vec3 radiance = vec3(0);
+ sampleReflectionProbes(irradiance, radiance, pos, refnorm, gloss);
+
+ // fudge -- use refracted color as irradiance
+ irradiance = srgb_to_linear(waterFogColor.rgb);
+
+ color.rgb = pbrIbl(diffuseColor, specularColor, radiance, irradiance, gloss, NdotV, 0.0);
+
+ //vec4 fb = waterFogColor;
+ //fb.rgb = srgb_to_linear(fb.rgb);
+
+ //refcol.rgb = vec3(0, 1, 0);
+
+ //mix with reflection
+ //color.rgb = mix(fb.rgb, refcol.rgb, df1);
+
+ //color.rgb += spec * specular;
+
+ // fudge -- for punctual lighting, pretend water is metallic
+ diffuseColor = vec3(0);
+ specularColor = vec3(1);
+ roughness = 0.1;
+ color.rgb += pbrPunctual(diffuseColor, specularColor, roughness, metallic, wavef, v, vary_light_dir);
+ color.rgb = atmosFragLightingLinear(color.rgb, additive, atten);
+ color.rgb = scaleSoftClipFragLinear(color.rgb);
+
+ color.a = 0.f;
+
+ //color.a = spec * sunAngle2;
+
+ frag_color = color;
+
+#if defined(WATER_EDGE)
+ gl_FragDepth = 0.9999847f;
+#endif
+
+}
+
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-17 04:57:48 +0000