diff options
Diffstat (limited to 'indra/newview/app_settings')
35 files changed, 806 insertions, 209 deletions
diff --git a/indra/newview/app_settings/shaders/class1/avatar/avatarSkinV.glsl b/indra/newview/app_settings/shaders/class1/avatar/avatarSkinV.glsl index c4caed4d71..767fad016c 100644 --- a/indra/newview/app_settings/shaders/class1/avatar/avatarSkinV.glsl +++ b/indra/newview/app_settings/shaders/class1/avatar/avatarSkinV.glsl @@ -38,5 +38,12 @@ mat4 getSkinnedTransform() ret[1] = mix(matrixPalette[i+15],matrixPalette[i+16], x); ret[2] = mix(matrixPalette[i+30],matrixPalette[i+31], x); ret[3] = vec4(0,0,0,1); + return ret; + +#ifdef IS_AMD_CARD + // If it's AMD make sure the GLSL compiler sees the arrays referenced once by static index. Otherwise it seems to optimise the storage awawy which leads to unfun crashes and artifacts. + vec4 dummy1 = matrixPalette[0]; + vec4 dummy2 = matrixPalette[44]; +#endif } diff --git a/indra/newview/app_settings/shaders/class1/avatar/objectSkinV.glsl b/indra/newview/app_settings/shaders/class1/avatar/objectSkinV.glsl index 94de2f7b53..90bf2851c9 100644 --- a/indra/newview/app_settings/shaders/class1/avatar/objectSkinV.glsl +++ b/indra/newview/app_settings/shaders/class1/avatar/objectSkinV.glsl @@ -61,5 +61,12 @@ mat4 getObjectSkinnedTransform() ret[3] = vec4(trans, 1.0); return ret; + +#ifdef IS_AMD_CARD + // If it's AMD make sure the GLSL compiler sees the arrays referenced once by static index. Otherwise it seems to optimise the storage awawy which leads to unfun crashes and artifacts. + mat3x4 dummy1 = matrixPalette[0]; + mat3x4 dummy2 = matrixPalette[MAX_JOINTS_PER_MESH_OBJECT-1]; +#endif + } diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl index a325faaad7..3ec2ea12da 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl @@ -89,7 +89,9 @@ vec2 encode_normal (vec3 n); vec3 decode_normal (vec2 enc); vec3 scaleSoftClipFrag(vec3 l); +vec3 atmosFragAmbient(vec3 light, vec3 sunlit); vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten); +vec3 atmosFragAffectDirectionalLight(float light, vec3 sunlit); void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 atten, out vec3 additive); vec3 calcPointLightOrSpotLight(vec3 light_col, vec3 diffuse, vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight) @@ -162,8 +164,6 @@ void main() float shadow = 1.0; - vec3 norm = vary_norm; - #if HAS_SHADOW vec4 spos = pos; @@ -268,10 +268,13 @@ void main() vec4 gamma_diff = diff; diff.rgb = srgb_to_linear(diff.rgb); - vec3 sunlit; - vec3 amblit; - vec3 additive; - vec3 atten; + vec3 norm = vary_norm; + + vec3 sunlit; + vec3 amblit; + vec3 additive; + vec3 atten; + calcFragAtmospherics(pos.xyz, 1.0, sunlit, amblit, additive, atten); vec2 abnormal = encode_normal(norm.xyz); @@ -287,7 +290,7 @@ void main() vec4 color = vec4(0,0,0,0); - color.rgb = (color.rgb * 0.5) + amblit; + color.rgb = atmosFragAmbient(color.rgb, amblit); color.a = final_alpha; float ambient = abs(da); @@ -296,7 +299,7 @@ void main() ambient = (1.0-ambient); color.rgb *= ambient; - color.rgb += (final_da * sunlit); + color.rgb += atmosFragAffectDirectionalLight(final_da, sunlit); color.rgb *= gamma_diff.rgb; //color.rgb = mix(diff.rgb, color.rgb, final_alpha); diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl index 394ae80e53..506118d381 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl @@ -73,7 +73,7 @@ void main() vec3 norm; //transform vertex -#if defined(HAS_SKIN) +#ifdef HAS_SKIN mat4 trans = getObjectSkinnedTransform(); trans = modelview_matrix * trans; @@ -83,7 +83,9 @@ void main() norm = normalize((trans * vec4(norm, 1.0)).xyz - pos.xyz); vec4 frag_pos = projection_matrix * pos; gl_Position = frag_pos; -#elif defined(IS_AVATAR_SKIN) +#else + +#ifdef IS_AVATAR_SKIN mat4 trans = getSkinnedTransform(); vec4 pos_in = vec4(position.xyz, 1.0); pos.x = dot(trans[0], pos_in); @@ -105,11 +107,14 @@ void main() gl_Position = modelview_projection_matrix*vec4(position.xyz, 1.0); #endif +#endif + #ifdef USE_INDEXED_TEX passTextureIndex(); #endif vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy; + vary_norm = norm; vary_position = pos.xyz; @@ -117,14 +122,18 @@ void main() vertex_color = diffuse_color; #endif -#if defined(HAS_SKIN) +#ifdef HAS_SKIN vary_fragcoord.xyz = frag_pos.xyz + vec3(0,0,near_clip); -#elif defined(IS_AVATAR_SKIN) +#else + +#ifdef IS_AVATAR_SKIN vary_fragcoord.xyz = pos.xyz + vec3(0,0,near_clip); #else pos = modelview_projection_matrix * vert; vary_fragcoord.xyz = pos.xyz + vec3(0,0,near_clip); #endif +#endif + } diff --git a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl index 7c9382d474..b56abb66d1 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl @@ -33,6 +33,7 @@ out vec4 frag_color; #define frag_color gl_FragColor #endif +uniform sampler2DRect depthMap; uniform sampler2DRect normalMap; uniform sampler2DRect lightMap; @@ -44,7 +45,22 @@ uniform float kern_scale; VARYING vec2 vary_fragcoord; -vec4 getPosition(vec2 pos_screen); +uniform mat4 inv_proj; +uniform vec2 screen_res; + +vec4 getPosition(vec2 pos_screen) +{ + float depth = texture2DRect(depthMap, pos_screen.xy).r; + vec2 sc = pos_screen.xy*2.0; + sc /= screen_res; + sc -= vec2(1.0,1.0); + vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); + vec4 pos = inv_proj * ndc; + pos /= pos.w; + pos.w = 1.0; + return pos; +} + vec3 decode_normal (vec2 enc); void main() @@ -103,5 +119,11 @@ void main() col.y *= col.y; frag_color = col; + +#ifdef IS_AMD_CARD + // If it's AMD make sure the GLSL compiler sees the arrays referenced once by static index. Otherwise it seems to optimise the storage awawy which leads to unfun crashes and artifacts. + vec3 dummy1 = kern[0]; + vec3 dummy2 = kern[3]; +#endif } diff --git a/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl b/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl index def149d86d..6ba16b169c 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl @@ -32,9 +32,11 @@ out vec4 frag_data[3]; #endif uniform float minimum_alpha; + + uniform sampler2D diffuseMap; -uniform sampler2D specularMap; uniform sampler2D normalMap; +uniform sampler2D specularMap; VARYING vec2 vary_texcoord0; diff --git a/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl b/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl index 1e566b77bf..c1c17532b8 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl @@ -40,6 +40,7 @@ vec4 applyWaterFogView(vec3 pos, vec4 color); vec3 srgb_to_linear(vec3 cs); vec3 linear_to_srgb(vec3 cl); +vec3 atmosFragAmbient(vec3 l, vec3 ambient); vec3 atmosFragLighting(vec3 l, vec3 additive, vec3 atten); vec3 scaleSoftClipFrag(vec3 l); @@ -175,6 +176,19 @@ vec3 calcPointLightOrSpotLight(vec3 light_col, vec3 npos, vec3 diffuse, vec4 spe } +vec4 getPosition_d(vec2 pos_screen, float depth) +{ + vec2 sc = pos_screen.xy*2.0; + sc /= screen_res; + sc -= vec2(1.0,1.0); + vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); + vec4 pos = inv_proj * ndc; + pos /= pos.w; + pos.w = 1.0; + return pos; +} + + #else #ifdef DEFINE_GL_FRAGCOLOR out vec4 frag_data[3]; @@ -219,8 +233,6 @@ vec3 decode_normal (vec2 enc); void main() { - vec2 pos_screen = vary_texcoord0.xy; - vec4 diffcol = texture2D(diffuseMap, vary_texcoord0.xy); diffcol.rgb *= vertex_color.rgb; @@ -378,7 +390,7 @@ void main() final_da = min(final_da, 1.0f); final_da = pow(final_da, 1.0/1.3); - col.rgb = (col * 0.5) + amblit; + col.rgb = atmosFragAmbient(col, amblit); float ambient = min(abs(da), 1.0); ambient *= 0.5; @@ -432,6 +444,9 @@ void main() glare += cur_glare; } + //col = mix(atmosLighting(col), fullbrightAtmosTransport(col), diffuse.a); + //col = mix(scaleSoftClip(col), fullbrightScaleSoftClip(col), diffuse.a); + col = atmosFragLighting(col, additive, atten); col = scaleSoftClipFrag(col); diff --git a/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl index eb65c28645..d1ac19270d 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl @@ -59,7 +59,18 @@ uniform mat4 inv_proj; vec3 decode_normal (vec2 enc); -vec4 getPosition(vec2 pos_screen); +vec4 getPosition(vec2 pos_screen) +{ + float depth = texture2DRect(depthMap, pos_screen.xy).r; + vec2 sc = pos_screen.xy*2.0; + sc /= screen_res; + sc -= vec2(1.0,1.0); + vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); + vec4 pos = inv_proj * ndc; + pos /= pos.w; + pos.w = 1.0; + return pos; +} void main() { @@ -137,4 +148,12 @@ void main() frag_color.rgb = out_col; frag_color.a = 0.0; + +#ifdef IS_AMD_CARD + // If it's AMD make sure the GLSL compiler sees the arrays referenced once by static index. Otherwise it seems to optimise the storage awawy which leads to unfun crashes and artifacts. + vec4 dummy1 = light[0]; + vec4 dummy2 = light_col[0]; + vec4 dummy3 = light[LIGHT_COUNT-1]; + vec4 dummy4 = light_col[LIGHT_COUNT-1]; +#endif } diff --git a/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl index 3aa7a3a449..1d75322b4c 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl @@ -128,7 +128,19 @@ vec4 texture2DLodAmbient(sampler2D projectionMap, vec2 tc, float lod) return ret; } -vec4 getPosition(vec2 pos_screen); + +vec4 getPosition(vec2 pos_screen) +{ + float depth = texture2DRect(depthMap, pos_screen.xy).r; + vec2 sc = pos_screen.xy*2.0; + sc /= screen_res; + sc -= vec2(1.0,1.0); + vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); + vec4 pos = inv_proj * ndc; + pos /= pos.w; + pos.w = 1.0; + return pos; +} void main() { diff --git a/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl index df48a66fab..13b803e03e 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl @@ -57,7 +57,19 @@ uniform mat4 inv_proj; uniform vec4 viewport; vec3 decode_normal (vec2 enc); -vec4 getPosition(vec2 pos_screen); + +vec4 getPosition(vec2 pos_screen) +{ + float depth = texture2DRect(depthMap, pos_screen.xy).r; + vec2 sc = (pos_screen.xy-viewport.xy)*2.0; + sc /= viewport.zw; + sc -= vec2(1.0,1.0); + vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); + vec4 pos = inv_proj * ndc; + pos /= pos.w; + pos.w = 1.0; + return pos; +} void main() { diff --git a/indra/newview/app_settings/shaders/class1/deferred/pointLightV.glsl b/indra/newview/app_settings/shaders/class1/deferred/pointLightV.glsl index 3da8531442..a5625fbc16 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/pointLightV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/pointLightV.glsl @@ -1,5 +1,5 @@ /** - * @file pointLightV.glsl + * @file pointLightF.glsl * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * Second Life Viewer Source Code diff --git a/indra/newview/app_settings/shaders/class1/deferred/postgiF.glsl b/indra/newview/app_settings/shaders/class1/deferred/postgiF.glsl index c2963046c5..e33254304b 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/postgiF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/postgiF.glsl @@ -49,7 +49,18 @@ VARYING vec2 vary_fragcoord; uniform mat4 inv_proj; uniform vec2 screen_res; -vec4 getPosition(vec2 pos_screen); +vec4 getPosition(vec2 pos_screen) +{ + float depth = texture2DRect(depthMap, pos_screen.xy).a; + vec2 sc = pos_screen.xy*2.0; + sc /= screen_res; + sc -= vec2(1.0,1.0); + vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); + vec4 pos = inv_proj * ndc; + pos /= pos.w; + pos.w = 1.0; + return pos; +} void main() { @@ -90,4 +101,10 @@ void main() col = col*col*blur_quad.x + col*blur_quad.y + blur_quad.z; frag_color.rgb = col; + +#ifdef IS_AMD_CARD + // If it's AMD make sure the GLSL compiler sees the arrays referenced once by static index. Otherwise it seems to optimise the storage awawy which leads to unfun crashes and artifacts. + vec2 dummy1 = kern[0]; + vec2 dummy2 = kern[31]; +#endif } diff --git a/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl index cac3e75f1f..5627275df6 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl @@ -69,17 +69,33 @@ vec3 srgb_to_linear(vec3 cs); vec3 linear_to_srgb(vec3 cl); vec3 decode_normal (vec2 enc); -vec3 scaleSoftClipFrag(vec3 l); vec3 atmosFragLighting(vec3 l, vec3 additive, vec3 atten); void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten); -vec4 getPositionWithDepth(vec2 pos_screen, float depth); +vec4 getPosition_d(vec2 pos_screen, float depth) +{ + vec2 sc = pos_screen.xy*2.0; + sc /= screen_res; + sc -= vec2(1.0,1.0); + vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); + vec4 pos = inv_proj * ndc; + pos /= pos.w; + pos.w = 1.0; + return pos; +} + +vec4 getPosition(vec2 pos_screen) +{ //get position in screen space (world units) given window coordinate and depth map + float depth = texture2DRect(depthMap, pos_screen.xy).a; + return getPosition_d(pos_screen, depth); +} + void main() { vec2 tc = vary_fragcoord.xy; float depth = texture2DRect(depthMap, tc.xy).r; - vec4 pos = getPositionWithDepth(tc, depth); + vec3 pos = getPosition_d(tc, depth).xyz; vec4 norm = texture2DRect(normalMap, tc); float envIntensity = norm.z; norm.xyz = decode_normal(norm.xy); // unpack norm @@ -140,25 +156,27 @@ void main() if (envIntensity > 0.0) { //add environmentmap vec3 env_vec = env_mat * refnormpersp; + + vec3 refcol = textureCube(environmentMap, env_vec).rgb; - col = mix(col.rgb, refcol, envIntensity); + + col = mix(col.rgb, refcol, + envIntensity); } if (norm.w < 0.5) { col = atmosFragLighting(col, additive, atten); - col = scaleSoftClipFrag(col); } #ifdef WATER_FOG - vec4 fogged = applyWaterFogView(pos.xyz,vec4(col, bloom)); + vec4 fogged = applyWaterFogView(pos,vec4(col, bloom)); col = fogged.rgb; bloom = fogged.a; #endif col = srgb_to_linear(col); - //col = vec3(1,0,1); //col.g = envIntensity; } diff --git a/indra/newview/app_settings/shaders/class1/deferred/softenLightV.glsl b/indra/newview/app_settings/shaders/class1/deferred/softenLightV.glsl index 5655c6f99f..b59fcbe017 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/softenLightV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/softenLightV.glsl @@ -30,7 +30,6 @@ ATTRIBUTE vec3 position; uniform vec2 screen_res; VARYING vec2 vary_fragcoord; - void main() { //transform vertex diff --git a/indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl index 022bcbabca..2b6428963d 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl @@ -132,7 +132,18 @@ vec4 texture2DLodAmbient(sampler2D projectionMap, vec2 tc, float lod) } -vec4 getPosition(vec2 pos_screen); +vec4 getPosition(vec2 pos_screen) +{ + float depth = texture2DRect(depthMap, pos_screen.xy).r; + vec2 sc = pos_screen.xy*2.0; + sc /= screen_res; + sc -= vec2(1.0,1.0); + vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); + vec4 pos = inv_proj * ndc; + pos /= pos.w; + pos.w = 1.0; + return pos; +} void main() { diff --git a/indra/newview/app_settings/shaders/class1/deferred/srgb.glsl b/indra/newview/app_settings/shaders/class1/deferred/srgb.glsl index bc3324f543..00ba0e8fad 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/srgb.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/srgb.glsl @@ -48,6 +48,7 @@ vec3 srgb_to_linear(vec3 cs) bvec3 lte = lessThanEqual(cs,vec3(0.04045)); return mix(high_range, low_range, lte); + } vec3 linear_to_srgb(vec3 cl) @@ -58,4 +59,6 @@ vec3 linear_to_srgb(vec3 cl) bvec3 lt = lessThan(cl,vec3(0.0031308)); return mix(high_range, low_range, lt); + } + diff --git a/indra/newview/app_settings/shaders/class1/deferred/sunLightSSAOF.glsl b/indra/newview/app_settings/shaders/class1/deferred/sunLightSSAOF.glsl index 006a49d9a0..403df87853 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/sunLightSSAOF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/sunLightSSAOF.glsl @@ -35,26 +35,102 @@ out vec4 frag_color; //class 1 -- no shadow, SSAO only +uniform sampler2DRect depthMap; uniform sampler2DRect normalMap; +uniform sampler2D noiseMap; + // Inputs +uniform float ssao_radius; +uniform float ssao_max_radius; +uniform float ssao_factor; +uniform float ssao_factor_inv; + VARYING vec2 vary_fragcoord; +uniform mat4 inv_proj; +uniform vec2 screen_res; + vec3 decode_normal (vec2 enc); -vec3 getNorm(vec2 pos_screen); -vec4 getPosition(vec2 pos_screen); + +vec4 getPosition(vec2 pos_screen) +{ + float depth = texture2DRect(depthMap, pos_screen.xy).r; + vec2 sc = pos_screen.xy*2.0; + sc /= screen_res; + sc -= vec2(1.0,1.0); + vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); + vec4 pos = inv_proj * ndc; + pos /= pos.w; + pos.w = 1.0; + return pos; +} //calculate decreases in ambient lighting when crowded out (SSAO) -float calcAmbientOcclusion(vec4 pos, vec3 norm, vec2 pos_screen); +float calcAmbientOcclusion(vec4 pos, vec3 norm) +{ + float ret = 1.0; + + vec2 kern[8]; + // exponentially (^2) distant occlusion samples spread around origin + kern[0] = vec2(-1.0, 0.0) * 0.125*0.125; + kern[1] = vec2(1.0, 0.0) * 0.250*0.250; + kern[2] = vec2(0.0, 1.0) * 0.375*0.375; + kern[3] = vec2(0.0, -1.0) * 0.500*0.500; + kern[4] = vec2(0.7071, 0.7071) * 0.625*0.625; + kern[5] = vec2(-0.7071, -0.7071) * 0.750*0.750; + kern[6] = vec2(-0.7071, 0.7071) * 0.875*0.875; + kern[7] = vec2(0.7071, -0.7071) * 1.000*1.000; + + vec2 pos_screen = vary_fragcoord.xy; + vec3 pos_world = pos.xyz; + vec2 noise_reflect = texture2D(noiseMap, vary_fragcoord.xy/128.0).xy; + + float angle_hidden = 0.0; + int points = 0; + + float scale = min(ssao_radius / -pos_world.z, ssao_max_radius); + + // it was found that keeping # of samples a constant was the fastest, probably due to compiler optimizations unrolling?) + for (int i = 0; i < 8; i++) + { + vec2 samppos_screen = pos_screen + scale * reflect(kern[i], noise_reflect); + vec3 samppos_world = getPosition(samppos_screen).xyz; + + vec3 diff = pos_world - samppos_world; + float dist2 = dot(diff, diff); + + // assume each sample corresponds to an occluding sphere with constant radius, constant x-sectional area + // --> solid angle shrinking by the square of distance + //radius is somewhat arbitrary, can approx with just some constant k * 1 / dist^2 + //(k should vary inversely with # of samples, but this is taken care of later) + + angle_hidden = angle_hidden + float(dot((samppos_world - 0.05*norm - pos_world), norm) > 0.0) * min(1.0/dist2, ssao_factor_inv); + + // 'blocked' samples (significantly closer to camera relative to pos_world) are "no data", not "no occlusion" + points = points + int(diff.z > -1.0); + } + + angle_hidden = min(ssao_factor*angle_hidden/float(points), 1.0); + + ret = (1.0 - (float(points != 0) * angle_hidden)); + + return min(ret, 1.0); +} void main() { - vec2 pos_screen = vary_fragcoord.xy; - vec4 pos = getPosition(pos_screen); - vec3 norm = getNorm(pos_screen); - + vec2 pos_screen = vary_fragcoord.xy; + + //try doing an unproject here + + vec4 pos = getPosition(pos_screen); + + vec3 norm = texture2DRect(normalMap, pos_screen).xyz; + norm = decode_normal(norm.xy); + frag_color[0] = 1.0; - frag_color[1] = calcAmbientOcclusion(pos, norm, pos_screen); + frag_color[1] = calcAmbientOcclusion(pos, norm); frag_color[2] = 1.0; frag_color[3] = 1.0; } diff --git a/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl b/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl index 69543b93ea..73f6d9fec3 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl @@ -41,6 +41,15 @@ uniform sampler2D bumpMap2; uniform float blend_factor; uniform sampler2D screenTex; uniform sampler2D refTex; +uniform sampler2DRectShadow shadowMap0; +uniform sampler2DRectShadow shadowMap1; +uniform sampler2DRectShadow shadowMap2; +uniform sampler2DRectShadow shadowMap3; +uniform sampler2D noiseMap; + +uniform mat4 shadow_matrix[6]; +uniform vec4 shadow_clip; + uniform float sunAngle; uniform float sunAngle2; uniform vec3 lightDir; diff --git a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsF.glsl index 2b8cf9d8df..c1cc3679a7 100644 --- a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsF.glsl @@ -23,10 +23,21 @@ * $/LicenseInfo$ */ +vec3 atmosFragAmbient(vec3 light, vec3 sunlit) +{ + /* stub function for fallback compatibility on class1 hardware */ + return light; +} + vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten) { - /* stub function for fallback compatibility on class1 hardware */ - return light; + /* stub function for fallback compatibility on class1 hardware */ + return light; +} + +vec3 atmosFragAffectDirectionalLight(float light, vec3 sunlit) +{ + return light * sunlit; } vec3 atmosLighting(vec3 light) diff --git a/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl index 0848adba73..864ba4859d 100644 --- a/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl +++ b/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl @@ -133,7 +133,18 @@ vec4 texture2DLodAmbient(sampler2D projectionMap, vec2 tc, float lod) } -vec4 getPosition(vec2 pos_screen); +vec4 getPosition(vec2 pos_screen) +{ + float depth = texture2DRect(depthMap, pos_screen.xy).r; + vec2 sc = pos_screen.xy*2.0; + sc /= screen_res; + sc -= vec2(1.0,1.0); + vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); + vec4 pos = inv_proj * ndc; + pos /= pos.w; + pos.w = 1.0; + return pos; +} void main() { diff --git a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl index 33f3eb46c0..c92dbda185 100644 --- a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl +++ b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl @@ -83,12 +83,51 @@ vec3 atmosFragLighting(vec3 l, vec3 additive, vec3 atten); vec3 fullbrightScaleSoftClipFrag(vec3 l); vec3 scaleSoftClipFrag(vec3 l); -vec3 atmosTransportFrag(vec3 light, vec3 additive, vec3 atten); -vec3 fullbrightAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten); -vec3 fullbrightShinyAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten); +vec3 atmosTransportFrag(vec3 light, vec3 additive, vec3 atten) +{ + if (no_atmo == 1) + { + return light; + } + return (light + additive) * atten.r * 2.0; +} + +vec3 fullbrightAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { + if (no_atmo == 1) + { + return light; + } + float brightness = dot(light.rgb, vec3(0.33333)); + return mix(atmosTransportFrag(light.rgb, additive, atten), light.rgb + additive.rgb, brightness * brightness); +} + +vec3 fullbrightShinyAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { + if (no_atmo == 1) + { + return light; + } + float brightness = dot(light.rgb, vec3(0.33333)); + return mix(atmosTransportFrag(light.rgb, additive, atten), (light.rgb + additive.rgb) * (2.0 - brightness), brightness * brightness); +} + +vec4 getPosition_d(vec2 pos_screen, float depth) +{ + vec2 sc = pos_screen.xy*2.0; + sc /= screen_res; + sc -= vec2(1.0,1.0); + vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); + vec4 pos = inv_proj * ndc; + pos /= pos.w; + pos.w = 1.0; + return pos; +} + +vec4 getPosition(vec2 pos_screen) +{ //get position in screen space (world units) given window coordinate and depth map + float depth = texture2DRect(depthMap, pos_screen.xy).r; + return getPosition_d(pos_screen, depth); +} -vec4 getPositionWithDepth(vec2 pos_screen, float depth); -vec4 getPosition(vec2 pos_screen); #ifdef WATER_FOG vec4 applyWaterFogView(vec3 pos, vec4 color); @@ -98,7 +137,7 @@ void main() { vec2 tc = vary_fragcoord.xy; float depth = texture2DRect(depthMap, tc.xy).r; - vec4 pos = getPositionWithDepth(tc, depth); + vec3 pos = getPosition_d(tc, depth).xyz; vec4 norm = texture2DRect(normalMap, tc); float envIntensity = norm.z; norm.xyz = decode_normal(norm.xy); // unpack norm diff --git a/indra/newview/app_settings/shaders/class2/deferred/softenLightV.glsl b/indra/newview/app_settings/shaders/class2/deferred/softenLightV.glsl index 8b8b338f68..c840d72784 100644 --- a/indra/newview/app_settings/shaders/class2/deferred/softenLightV.glsl +++ b/indra/newview/app_settings/shaders/class2/deferred/softenLightV.glsl @@ -36,5 +36,7 @@ void main() //transform vertex vec4 pos = modelview_projection_matrix * vec4(position.xyz, 1.0); gl_Position = pos; + + vary_fragcoord = (pos.xy*0.5+0.5)*screen_res; } diff --git a/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl index 80e2a9dd55..a7da140b31 100644 --- a/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl +++ b/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl @@ -133,7 +133,18 @@ vec4 texture2DLodAmbient(sampler2D projectionMap, vec2 tc, float lod) } -vec4 getPosition(vec2 pos_screen); +vec4 getPosition(vec2 pos_screen) +{ + float depth = texture2DRect(depthMap, pos_screen.xy).r; + vec2 sc = pos_screen.xy*2.0; + sc /= screen_res; + sc -= vec2(1.0,1.0); + vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); + vec4 pos = inv_proj * ndc; + pos /= pos.w; + pos.w = 1.0; + return pos; +} void main() { diff --git a/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl index c4018ca61a..aa5e99a2f7 100644 --- a/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl +++ b/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl @@ -67,9 +67,20 @@ uniform float shadow_offset; uniform float spot_shadow_bias; uniform float spot_shadow_offset; -vec3 getNorm(vec2 pos_screen); vec3 decode_normal (vec2 enc); -vec4 getPosition(vec2 pos_screen); + +vec4 getPosition(vec2 pos_screen) +{ + float depth = texture2DRect(depthMap, pos_screen.xy).r; + vec2 sc = pos_screen.xy*2.0; + sc /= screen_res; + sc -= vec2(1.0,1.0); + vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); + vec4 pos = inv_proj * ndc; + pos /= pos.w; + pos.w = 1.0; + return pos; +} float pcfShadow(sampler2DShadow shadowMap, vec4 stc, float scl, vec2 pos_screen) { @@ -112,9 +123,14 @@ float pcfSpotShadow(sampler2DShadow shadowMap, vec4 stc, float scl, vec2 pos_scr void main() { - vec2 pos_screen = vary_fragcoord.xy; - vec4 pos = getPosition(pos_screen); - vec3 norm = getNorm(pos_screen); + vec2 pos_screen = vary_fragcoord.xy; + + //try doing an unproject here + + vec4 pos = getPosition(pos_screen); + + vec3 norm = texture2DRect(normalMap, pos_screen).xyz; + norm = decode_normal(norm.xy); // unpack norm /*if (pos.z == 0.0) // do nothing for sky *FIX: REMOVE THIS IF/WHEN THE POSITION MAP IS BEING USED AS A STENCIL { diff --git a/indra/newview/app_settings/shaders/class2/deferred/sunLightSSAOF.glsl b/indra/newview/app_settings/shaders/class2/deferred/sunLightSSAOF.glsl index bd468306ee..58f3f2f91e 100644 --- a/indra/newview/app_settings/shaders/class2/deferred/sunLightSSAOF.glsl +++ b/indra/newview/app_settings/shaders/class2/deferred/sunLightSSAOF.glsl @@ -70,10 +70,79 @@ uniform float spot_shadow_offset; vec3 decode_normal (vec2 enc); -vec4 getPosition(vec2 pos_screen); -vec3 getNorm(vec2 pos_screen); +vec4 getPosition(vec2 pos_screen) +{ + float depth = texture2DRect(depthMap, pos_screen.xy).r; + vec2 sc = pos_screen.xy*2.0; + sc /= screen_res; + sc -= vec2(1.0,1.0); + vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); + vec4 pos = inv_proj * ndc; + pos /= pos.w; + pos.w = 1.0; + return pos; +} + +vec2 getKern(int i) +{ + vec2 kern[8]; + // exponentially (^2) distant occlusion samples spread around origin + kern[0] = vec2(-1.0, 0.0) * 0.125*0.125; + kern[1] = vec2(1.0, 0.0) * 0.250*0.250; + kern[2] = vec2(0.0, 1.0) * 0.375*0.375; + kern[3] = vec2(0.0, -1.0) * 0.500*0.500; + kern[4] = vec2(0.7071, 0.7071) * 0.625*0.625; + kern[5] = vec2(-0.7071, -0.7071) * 0.750*0.750; + kern[6] = vec2(-0.7071, 0.7071) * 0.875*0.875; + kern[7] = vec2(0.7071, -0.7071) * 1.000*1.000; + + return kern[i]; +} + +//calculate decreases in ambient lighting when crowded out (SSAO) +float calcAmbientOcclusion(vec4 pos, vec3 norm) +{ + float ret = 1.0; + + vec2 pos_screen = vary_fragcoord.xy; + vec3 pos_world = pos.xyz; + vec2 noise_reflect = texture2D(noiseMap, vary_fragcoord.xy/128.0).xy; + + float angle_hidden = 0.0; + float points = 0; + + float scale = min(ssao_radius / -pos_world.z, ssao_max_radius); + + // it was found that keeping # of samples a constant was the fastest, probably due to compiler optimizations (unrolling?) + for (int i = 0; i < 8; i++) + { + vec2 samppos_screen = pos_screen + scale * reflect(getKern(i), noise_reflect); + vec3 samppos_world = getPosition(samppos_screen).xyz; + + vec3 diff = pos_world - samppos_world; + float dist2 = dot(diff, diff); + + // assume each sample corresponds to an occluding sphere with constant radius, constant x-sectional area + // --> solid angle shrinking by the square of distance + //radius is somewhat arbitrary, can approx with just some constant k * 1 / dist^2 + //(k should vary inversely with # of samples, but this is taken care of later) + + float funky_val = (dot((samppos_world - 0.05*norm - pos_world), norm) > 0.0) ? 1.0 : 0.0; + angle_hidden = angle_hidden + funky_val * min(1.0/dist2, ssao_factor_inv); + + // 'blocked' samples (significantly closer to camera relative to pos_world) are "no data", not "no occlusion" + float diffz_val = (diff.z > -1.0) ? 1.0 : 0.0; + points = points + diffz_val; + } + + angle_hidden = min(ssao_factor*angle_hidden/points, 1.0); + + float points_val = (points > 0.0) ? 1.0 : 0.0; + ret = (1.0 - (points_val * angle_hidden)); -float calcAmbientOcclusion(vec4 pos, vec3 norm, vec2 pos_screen); + ret = max(ret, 0.0); + return min(ret, 1.0); +} float pcfShadow(sampler2DShadow shadowMap, vec4 stc, float scl, vec2 pos_screen) { @@ -116,8 +185,13 @@ float pcfSpotShadow(sampler2DShadow shadowMap, vec4 stc, float scl, vec2 pos_scr void main() { vec2 pos_screen = vary_fragcoord.xy; - vec4 pos = getPosition(pos_screen); - vec3 norm = getNorm(pos_screen); + + //try doing an unproject here + + vec4 pos = getPosition(pos_screen); + + vec3 norm = texture2DRect(normalMap, pos_screen).xyz; + norm = decode_normal(norm.xy); // unpack norm /*if (pos.z == 0.0) // do nothing for sky *FIX: REMOVE THIS IF/WHEN THE POSITION MAP IS BEING USED AS A STENCIL { @@ -217,7 +291,7 @@ void main() } frag_color[0] = shadow; - frag_color[1] = calcAmbientOcclusion(pos, norm, pos_screen); + frag_color[1] = calcAmbientOcclusion(pos, norm); spos = vec4(shadow_pos+norm*spot_shadow_offset, 1.0); diff --git a/indra/newview/app_settings/shaders/class3/deferred/cloudsF.glsl b/indra/newview/app_settings/shaders/class3/deferred/cloudsF.glsl index f8373215f0..9f06319da3 100644 --- a/indra/newview/app_settings/shaders/class3/deferred/cloudsF.glsl +++ b/indra/newview/app_settings/shaders/class3/deferred/cloudsF.glsl @@ -1,5 +1,5 @@ /** - * @file class3/deferred/cloudsF.glsl + * @file WLCloudsF.glsl * * $LicenseInfo:firstyear=2005&license=viewerlgpl$ * Second Life Viewer Source Code @@ -24,9 +24,9 @@ */ #ifdef DEFINE_GL_FRAGCOLOR -out vec4 frag_data[3]; +out vec4 frag_color; #else -#define frag_data gl_FragData +#define frag_color gl_FragColor #endif ///////////////////////////////////////////////////////////////////////// @@ -36,37 +36,20 @@ out vec4 frag_data[3]; VARYING vec4 vary_CloudColorSun; VARYING vec4 vary_CloudColorAmbient; VARYING float vary_CloudDensity; -VARYING vec2 vary_texcoord0; -VARYING vec2 vary_texcoord1; -VARYING vec2 vary_texcoord2; -VARYING vec2 vary_texcoord3; -VARYING vec3 vary_pos; uniform sampler2D cloud_noise_texture; uniform sampler2D cloud_noise_texture_next; uniform float blend_factor; uniform vec4 cloud_pos_density1; uniform vec4 cloud_pos_density2; -uniform vec4 sunlight_color; -uniform vec4 cloud_color; -uniform float cloud_shadow; +uniform vec4 gamma; uniform float cloud_scale; uniform float cloud_variance; -uniform vec3 ambient; -uniform vec3 camPosLocal; -uniform vec3 sun_dir; -uniform float sun_size; -uniform float far_z; - -uniform sampler2D transmittance_texture; -uniform sampler3D scattering_texture; -uniform sampler3D single_mie_scattering_texture; -uniform sampler2D irradiance_texture; -uniform sampler2D sh_input_r; -uniform sampler2D sh_input_g; -uniform sampler2D sh_input_b; - -vec3 GetSkyLuminance(vec3 camPos, vec3 view_dir, float shadow_length, vec3 dir, out vec3 transmittance); + +VARYING vec2 vary_texcoord0; +VARYING vec2 vary_texcoord1; +VARYING vec2 vary_texcoord2; +VARYING vec2 vary_texcoord3; /// Soft clips the light with a gamma correction vec3 scaleSoftClip(vec3 light); @@ -84,9 +67,11 @@ void main() // Set variables vec2 uv1 = vary_texcoord0.xy; vec2 uv2 = vary_texcoord1.xy; - vec2 uv3 = vary_texcoord2.xy; - float cloudDensity = 2.0 * (cloud_shadow - 0.25); + vec4 cloudColorSun = vary_CloudColorSun; + vec4 cloudColorAmbient = vary_CloudColorAmbient; + float cloudDensity = vary_CloudDensity; + vec2 uv3 = vary_texcoord2.xy; vec2 uv4 = vary_texcoord3.xy; vec2 disturbance = vec2(cloudNoise(uv1 / 16.0f).x, cloudNoise((uv3 + uv1) / 16.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f); @@ -97,53 +82,33 @@ void main() uv3 += cloud_pos_density2.xy + disturbance; //small texture, visible density uv4 += cloud_pos_density2.xy; //small texture, self shadow - float density_variance = min(1.0, (disturbance.x* 2.0 + disturbance.y* 2.0)); - - cloudDensity *= 1.0 - (density_variance * density_variance); // Compute alpha1, the main cloud opacity + float alpha1 = (cloudNoise(uv1).x - 0.5) + (cloudNoise(uv3).x - 0.5) * cloud_pos_density2.z; - alpha1 = min(max(alpha1 + cloudDensity, 0.) * 10 * cloud_pos_density1.z, 1.); + alpha1 = min(max(alpha1 + cloudDensity, 0.) * (10. + disturbance.y) * cloud_pos_density1.z, 1.); // And smooth alpha1 = 1. - alpha1 * alpha1; alpha1 = 1. - alpha1 * alpha1; - if (alpha1 < 0.001f) - { - discard; - } // Compute alpha2, for self shadowing effect // (1 - alpha2) will later be used as percentage of incoming sunlight float alpha2 = (cloudNoise(uv2).x - 0.5); - alpha2 = min(max(alpha2 + cloudDensity, 0.) * 2.5 * cloud_pos_density1.z, 1.); + alpha2 = min(max(alpha2 + cloudDensity, 0.) * (2.5 + disturbance.x) * cloud_pos_density1.z, 1.); // And smooth alpha2 = 1. - alpha2; alpha2 = 1. - alpha2 * alpha2; - vec3 view_ray = vary_pos.xyz + camPosLocal; - - vec3 view_direction = normalize(view_ray); - vec3 sun_direction = normalize(sun_dir); - vec3 earth_center = vec3(0, 0, -6360.0f); - vec3 camPos = (camPosLocal / 1000.0f) - earth_center; - - vec3 transmittance; - vec3 radiance_sun = GetSkyLuminance(camPos, view_direction, 1.0 - alpha1, sun_direction, transmittance); - - vec3 sun_color = vec3(1.0) - exp(-radiance_sun * 0.0001); - // Combine vec4 color; + color = (cloudColorSun*(1.-alpha2) + cloudColorAmbient); + color *= 2.; - color.rgb = sun_color * cloud_color.rgb * (1. - alpha2); - color.rgb = pow(color.rgb, vec3(1.0 / 2.2)); - color.rgb += ambient; - - frag_data[0] = vec4(color.rgb, alpha1); - frag_data[1] = vec4(0); - frag_data[2] = vec4(0,1,0,1); + /// Gamma correct for WL (soft clip effect). + frag_color.rgb = scaleSoftClip(color.rgb); + frag_color.a = alpha1; } diff --git a/indra/newview/app_settings/shaders/class3/deferred/cloudsV.glsl b/indra/newview/app_settings/shaders/class3/deferred/cloudsV.glsl index 53b6d88ef5..c1dd45cd67 100644 --- a/indra/newview/app_settings/shaders/class3/deferred/cloudsV.glsl +++ b/indra/newview/app_settings/shaders/class3/deferred/cloudsV.glsl @@ -24,7 +24,6 @@ */ uniform mat4 modelview_projection_matrix; -uniform mat4 modelview_matrix; ATTRIBUTE vec3 position; ATTRIBUTE vec2 texcoord0; @@ -34,37 +33,158 @@ ATTRIBUTE vec2 texcoord0; /////////////////////////////////////////////////////////////////////////////// // Output parameters +VARYING vec4 vary_CloudColorSun; +VARYING vec4 vary_CloudColorAmbient; +VARYING float vary_CloudDensity; VARYING vec2 vary_texcoord0; VARYING vec2 vary_texcoord1; VARYING vec2 vary_texcoord2; VARYING vec2 vary_texcoord3; -VARYING vec3 vary_pos; // Inputs +uniform vec3 camPosLocal; + +uniform vec4 lightnorm; +uniform vec4 sunlight_color; +uniform vec4 ambient; +uniform vec4 blue_horizon; +uniform vec4 blue_density; +uniform float haze_horizon; +uniform float haze_density; + +uniform float cloud_shadow; +uniform float density_multiplier; +uniform float max_y; + +uniform vec4 glow; + +uniform vec4 cloud_color; + uniform float cloud_scale; -uniform vec4 lightnorm; -uniform vec3 camPosLocal; void main() { - vary_pos = position; // World / view / projection gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0); + vary_texcoord0 = texcoord0; + + // Get relative position + vec3 P = position.xyz - camPosLocal.xyz + vec3(0,50,0); + + // Set altitude + if (P.y > 0.) + { + P *= (max_y / P.y); + } + else + { + P *= (-32000. / P.y); + } + + // Can normalize then + vec3 Pn = normalize(P); + float Plen = length(P); + + // Initialize temp variables + vec4 temp1 = vec4(0.); + vec4 temp2 = vec4(0.); + vec4 blue_weight; + vec4 haze_weight; + vec4 sunlight = sunlight_color; + vec4 light_atten; + + + // Sunlight attenuation effect (hue and brightness) due to atmosphere + // this is used later for sunlight modulation at various altitudes + light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y); + + // Calculate relative weights + temp1 = blue_density + haze_density; + blue_weight = blue_density / temp1; + haze_weight = haze_density / temp1; + + // Compute sunlight from P & lightnorm (for long rays like sky) + temp2.y = max(0., max(0., Pn.y) * 1.0 + lightnorm.y ); + temp2.y = 1. / temp2.y; + sunlight *= exp( - light_atten * temp2.y); + + // Distance + temp2.z = Plen * density_multiplier; + + // Transparency (-> temp1) + // ATI Bugfix -- can't store temp1*temp2.z in a variable because the ati + // compiler gets confused. + temp1 = exp(-temp1 * temp2.z); + + + // Compute haze glow + temp2.x = dot(Pn, lightnorm.xyz); + temp2.x = 1. - temp2.x; + // temp2.x is 0 at the sun and increases away from sun + temp2.x = max(temp2.x, .001); + // Set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) + temp2.x *= glow.x; + // Higher glow.x gives dimmer glow (because next step is 1 / "angle") + temp2.x = pow(temp2.x, glow.z); + // glow.z should be negative, so we're doing a sort of (1 / "angle") function + + // Add "minimum anti-solar illumination" + temp2.x += .25; + + // Increase ambient when there are more clouds + vec4 tmpAmbient = ambient; + tmpAmbient += (1. - tmpAmbient) * cloud_shadow * 0.5; + + // Dim sunlight by cloud shadow percentage + sunlight *= (1. - cloud_shadow); + + // Haze color below cloud + vec4 additiveColorBelowCloud = ( blue_horizon * blue_weight * (sunlight + tmpAmbient) + + (haze_horizon * haze_weight) * (sunlight * temp2.x + tmpAmbient) + ); + + // CLOUDS + + sunlight = sunlight_color; + temp2.y = max(0., lightnorm.y * 2.); + temp2.y = 1. / temp2.y; + sunlight *= exp( - light_atten * temp2.y); + + // Cloud color out + vary_CloudColorSun = (sunlight * temp2.x) * cloud_color; + vary_CloudColorAmbient = tmpAmbient * cloud_color; + + // Attenuate cloud color by atmosphere + temp1 = sqrt(temp1); //less atmos opacity (more transparency) below clouds + vary_CloudColorSun *= temp1; + vary_CloudColorAmbient *= temp1; + vec4 oHazeColorBelowCloud = additiveColorBelowCloud * (1. - temp1); + + // Make a nice cloud density based on the cloud_shadow value that was passed in. + vary_CloudDensity = 2. * (cloud_shadow - 0.25); + + // Texture coords vary_texcoord0 = texcoord0; vary_texcoord0.xy -= 0.5; - vary_texcoord0.xy /= cloud_scale; - vary_texcoord0.xy += 0.5; + vary_texcoord0.xy /= cloud_scale; + vary_texcoord0.xy += 0.5; vary_texcoord1 = vary_texcoord0; vary_texcoord1.x += lightnorm.x * 0.0125; - vary_texcoord1.y += lightnorm.z * 0.0125; + vary_texcoord1.y += lightnorm.z * 0.0125; vary_texcoord2 = vary_texcoord0 * 16.; vary_texcoord3 = vary_texcoord1 * 16.; + // Combine these to minimize register use + vary_CloudColorAmbient += oHazeColorBelowCloud; + + // needs this to compile on mac + //vary_AtmosAttenuation = vec3(0.0,0.0,0.0); + // END CLOUDS } diff --git a/indra/newview/app_settings/shaders/class3/deferred/multiSpotLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/multiSpotLightF.glsl index 0848adba73..864ba4859d 100644 --- a/indra/newview/app_settings/shaders/class3/deferred/multiSpotLightF.glsl +++ b/indra/newview/app_settings/shaders/class3/deferred/multiSpotLightF.glsl @@ -133,7 +133,18 @@ vec4 texture2DLodAmbient(sampler2D projectionMap, vec2 tc, float lod) } -vec4 getPosition(vec2 pos_screen); +vec4 getPosition(vec2 pos_screen) +{ + float depth = texture2DRect(depthMap, pos_screen.xy).r; + vec2 sc = pos_screen.xy*2.0; + sc /= screen_res; + sc -= vec2(1.0,1.0); + vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); + vec4 pos = inv_proj * ndc; + pos /= pos.w; + pos.w = 1.0; + return pos; +} void main() { diff --git a/indra/newview/app_settings/shaders/class3/deferred/skyF.glsl b/indra/newview/app_settings/shaders/class3/deferred/skyF.glsl index d0514f7d23..2073fc066f 100644 --- a/indra/newview/app_settings/shaders/class3/deferred/skyF.glsl +++ b/indra/newview/app_settings/shaders/class3/deferred/skyF.glsl @@ -1,5 +1,5 @@ /** - * @file class3/deferred/skyF.glsl + * @file class3/skyF.glsl * * $LicenseInfo:firstyear=2005&license=viewerlgpl$ * Second Life Viewer Source Code @@ -44,7 +44,6 @@ uniform sampler3D single_mie_scattering_texture; uniform sampler2D irradiance_texture; uniform sampler2D rainbow_map; uniform sampler2D halo_map; -uniform vec4 gamma; uniform float moisture_level; uniform float droplet_radius; @@ -54,7 +53,6 @@ vec3 GetSolarLuminance(); vec3 GetSkyLuminance(vec3 camPos, vec3 view_dir, float shadow_length, vec3 dir, out vec3 transmittance); vec3 GetSkyLuminanceToPoint(vec3 camPos, vec3 pos, float shadow_length, vec3 dir, out vec3 transmittance); -vec3 ColorFromRadiance(vec3 radiance); vec3 rainbow(float d) { float rad = (droplet_radius - 5.0f) / 1024.0f; @@ -95,15 +93,18 @@ void main() } s = smoothstep(0.9, 1.0, s) * 16.0f; - vec3 color = ColorFromRadiance(radiance_sun); + vec3 color = vec3(1.0) - exp(-radiance_sun * 0.0001); float optic_d = dot(view_direction, sun_direction); + vec3 halo_22 = halo22(optic_d); - color.rgb += rainbow(optic_d) * optic_d; + if (optic_d <= 0) + color.rgb += rainbow(optic_d); + color.rgb += halo_22; - color = pow(color, vec3(1.0/2.2)); + color = pow(color, vec3(1.0 / 2.2)); frag_data[0] = vec4(color, 1.0 + s); frag_data[1] = vec4(0.0); diff --git a/indra/newview/app_settings/shaders/class3/deferred/skyV.glsl b/indra/newview/app_settings/shaders/class3/deferred/skyV.glsl index 2eb222ada4..a5cc49ca30 100644 --- a/indra/newview/app_settings/shaders/class3/deferred/skyV.glsl +++ b/indra/newview/app_settings/shaders/class3/deferred/skyV.glsl @@ -1,5 +1,5 @@ /** - * @file class3/deferred/skyV.glsl + * @file advancedAtmoV.glsl * * $LicenseInfo:firstyear=2005&license=viewerlgpl$ * Second Life Viewer Source Code @@ -23,6 +23,12 @@ * $/LicenseInfo$ */ +uniform vec3 cameraPosLocal; +uniform mat4 modelview_projection_matrix; +uniform mat4 modelview_matrix; +uniform mat4 inv_proj; +uniform mat4 inv_modelview; + ATTRIBUTE vec3 position; ATTRIBUTE vec2 texcoord0; diff --git a/indra/newview/app_settings/shaders/class3/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/softenLightF.glsl index ecf6858136..2615400e52 100644 --- a/indra/newview/app_settings/shaders/class3/deferred/softenLightF.glsl +++ b/indra/newview/app_settings/shaders/class3/deferred/softenLightF.glsl @@ -38,21 +38,30 @@ uniform sampler2DRect specularRect; uniform sampler2DRect normalMap; uniform sampler2DRect lightMap; uniform sampler2DRect depthMap; -uniform sampler2D lightFunc; - -uniform float blur_size; uniform samplerCube environmentMap; +uniform sampler2D lightFunc; +uniform float blur_size; uniform float blur_fidelity; // Inputs uniform vec4 morphFactor; uniform vec3 camPosLocal; +//uniform vec4 camPosWorld; uniform vec4 gamma; +uniform vec4 sunlight_color; +uniform vec4 ambient; +uniform vec4 blue_horizon; +uniform vec4 blue_density; +uniform float haze_horizon; +uniform float haze_density; uniform float cloud_shadow; +uniform float density_multiplier; +uniform float distance_multiplier; uniform float max_y; uniform vec4 glow; uniform float global_gamma; +uniform float scene_light_strength; uniform mat3 env_mat; uniform vec4 shadow_clip; uniform mat3 ssao_effect_mat; @@ -65,29 +74,28 @@ uniform mat4 inv_modelview; uniform vec2 screen_res; -uniform sampler2D transmittance_texture; -uniform sampler3D scattering_texture; -uniform sampler3D single_mie_scattering_texture; -uniform sampler2D irradiance_texture; - -uniform sampler2D sh_input_r; -uniform sampler2D sh_input_g; -uniform sampler2D sh_input_b; - -vec3 GetSunAndSkyIrradiance(vec3 camPos, vec3 norm, vec3 dir, out vec3 sky_irradiance); -vec3 GetSkyLuminance(vec3 camPos, vec3 view_dir, float shadow_length, vec3 dir, out vec3 transmittance); -vec3 GetSkyLuminanceToPoint(vec3 camPos, vec3 pos, float shadow_length, vec3 dir, out vec3 transmittance); - -vec3 scaleSoftClipFrag(vec3 c); -vec3 fullbrightScaleSoftClipFrag(vec3 c); vec3 srgb_to_linear(vec3 cs); vec3 linear_to_srgb(vec3 cl); vec3 decode_normal (vec2 enc); -vec3 ColorFromRadiance(vec3 radiance); -vec4 getPositionWithDepth(vec2 pos_screen, float depth); -vec4 getPosition(vec2 pos_screen); -vec3 getNorm(vec2 pos_screen); +vec4 getPosition_d(vec2 pos_screen, float depth) +{ + vec2 sc = pos_screen.xy*2.0; + sc /= screen_res; + sc -= vec2(1.0,1.0); + vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); + vec4 pos = inv_proj * ndc; + pos /= pos.w; + pos.w = 1.0; + return pos; +} + +vec4 getPosition(vec2 pos_screen) +{ //get position in screen space (world units) given window coordinate and depth map + float depth = texture2DRect(depthMap, pos_screen.xy).r; + return getPosition_d(pos_screen, depth); +} + #ifdef WATER_FOG vec4 applyWaterFogView(vec3 pos, vec4 color); @@ -97,22 +105,24 @@ void main() { vec2 tc = vary_fragcoord.xy; float depth = texture2DRect(depthMap, tc.xy).r; - vec3 pos = getPositionWithDepth(tc, depth).xyz; + vec3 pos = getPosition_d(tc, depth).xyz; vec4 norm = texture2DRect(normalMap, tc); float envIntensity = norm.z; - norm.xyz = decode_normal(norm.xy); - + norm.xyz = decode_normal(norm.xy); // unpack norm + float da = max(dot(norm.xyz, sun_dir.xyz), 0.0); float light_gamma = 1.0/1.3; + da = pow(da, light_gamma); - vec4 diffuse = texture2DRect(diffuseRect, tc); // linear + vec4 diffuse = texture2DRect(diffuseRect, tc); + //convert to gamma space + diffuse.rgb = linear_to_srgb(diffuse.rgb); + vec3 col; float bloom = 0.0; { - vec3 camPos = (camPosLocal / 1000.0f) + vec3(0, 0, 6360.0f); - vec4 spec = texture2DRect(specularRect, vary_fragcoord.xy); vec2 scol_ambocc = texture2DRect(lightMap, vary_fragcoord.xy).rg; @@ -122,37 +132,17 @@ void main() float ambocc = scol_ambocc.g; - vec4 l1tap = vec4(1.0/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265)); - vec4 l1r = texture2D(sh_input_r, vec2(0,0)); - vec4 l1g = texture2D(sh_input_g, vec2(0,0)); - vec4 l1b = texture2D(sh_input_b, vec2(0,0)); - - vec3 indirect = vec3(dot(l1r, l1tap * vec4(1, norm.xyz)), - dot(l1g, l1tap * vec4(1, norm.xyz)), - dot(l1b, l1tap * vec4(1, norm.xyz))); - - indirect = clamp(indirect, vec3(0), vec3(1.0)); - - vec3 transmittance; - vec3 sky_irradiance; - vec3 sun_irradiance = GetSunAndSkyIrradiance(camPos, norm.xyz, sun_dir, sky_irradiance); - vec3 inscatter = GetSkyLuminanceToPoint(camPos, (pos / 1000.f) + vec3(0, 0, 6360.0f), scol, sun_dir, transmittance); - - vec3 radiance = scol * (sun_irradiance + sky_irradiance) + inscatter; - vec3 atmo_color = ColorFromRadiance(radiance); - - col = atmo_color + indirect; - col *= transmittance; - col *= diffuse.rgb; - + col *= diffuse.rgb; + vec3 refnormpersp = normalize(reflect(pos.xyz, norm.xyz)); if (spec.a > 0.0) // specular reflection { // the old infinite-sky shiny reflection // + float sa = dot(refnormpersp, sun_dir.xyz); - vec3 dumbshiny = scol * texture2D(lightFunc, vec2(sa, spec.a)).r * atmo_color; + vec3 dumbshiny = sunlit*(texture2D(lightFunc, vec2(sa, spec.a)).r); // add the two types of shiny together vec3 spec_contrib = dumbshiny * spec.rgb; @@ -165,24 +155,17 @@ void main() if (envIntensity > 0.0) { //add environmentmap vec3 env_vec = env_mat * refnormpersp; - vec3 sun_direction = (inv_modelview * vec4(sun_dir, 1.0)).xyz; - vec3 radiance_sun = GetSkyLuminance(camPos, env_vec, 0.0f, sun_direction, transmittance); - vec3 refcol = ColorFromRadiance(radiance_sun); - col = mix(col.rgb, refcol, envIntensity); + vec3 refcol = textureCube(environmentMap, env_vec).rgb; + col = mix(col.rgb, refcol, envintensity); } - /*if (norm.w < 0.5) - { - col = scaleSoftClipFrag(col); - }*/ - #ifdef WATER_FOG vec4 fogged = applyWaterFogView(pos,vec4(col, bloom)); col = fogged.rgb; bloom = fogged.a; #endif - col = pow(col, vec3(light_gamma)); + col = srgb_to_linear(col); } frag_color.rgb = col; diff --git a/indra/newview/app_settings/shaders/class3/deferred/softenLightV.glsl b/indra/newview/app_settings/shaders/class3/deferred/softenLightV.glsl index 9d872b8df8..c840d72784 100644 --- a/indra/newview/app_settings/shaders/class3/deferred/softenLightV.glsl +++ b/indra/newview/app_settings/shaders/class3/deferred/softenLightV.glsl @@ -1,5 +1,5 @@ /** - * @file class3/deferred/softenLightV.glsl + * @file softenLightF.glsl * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * Second Life Viewer Source Code @@ -22,17 +22,21 @@ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ -ATTRIBUTE vec3 position; - -VARYING vec2 vary_fragcoord; uniform mat4 modelview_projection_matrix; + +ATTRIBUTE vec3 position; + uniform vec2 screen_res; +VARYING vec2 vary_fragcoord; + void main() { //transform vertex vec4 pos = modelview_projection_matrix * vec4(position.xyz, 1.0); gl_Position = pos; + + vary_fragcoord = (pos.xy*0.5+0.5)*screen_res; } diff --git a/indra/newview/app_settings/shaders/class3/deferred/spotLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/spotLightF.glsl index 80e2a9dd55..a7da140b31 100644 --- a/indra/newview/app_settings/shaders/class3/deferred/spotLightF.glsl +++ b/indra/newview/app_settings/shaders/class3/deferred/spotLightF.glsl @@ -133,7 +133,18 @@ vec4 texture2DLodAmbient(sampler2D projectionMap, vec2 tc, float lod) } -vec4 getPosition(vec2 pos_screen); +vec4 getPosition(vec2 pos_screen) +{ + float depth = texture2DRect(depthMap, pos_screen.xy).r; + vec2 sc = pos_screen.xy*2.0; + sc /= screen_res; + sc -= vec2(1.0,1.0); + vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); + vec4 pos = inv_proj * ndc; + pos /= pos.w; + pos.w = 1.0; + return pos; +} void main() { diff --git a/indra/newview/app_settings/shaders/class3/deferred/sunLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/sunLightF.glsl index 894534b105..aa5e99a2f7 100644 --- a/indra/newview/app_settings/shaders/class3/deferred/sunLightF.glsl +++ b/indra/newview/app_settings/shaders/class3/deferred/sunLightF.glsl @@ -68,8 +68,19 @@ uniform float spot_shadow_bias; uniform float spot_shadow_offset; vec3 decode_normal (vec2 enc); -vec4 getPosition(vec2 pos_screen); -vec3 getNorm(vec2 pos_screen); + +vec4 getPosition(vec2 pos_screen) +{ + float depth = texture2DRect(depthMap, pos_screen.xy).r; + vec2 sc = pos_screen.xy*2.0; + sc /= screen_res; + sc -= vec2(1.0,1.0); + vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); + vec4 pos = inv_proj * ndc; + pos /= pos.w; + pos.w = 1.0; + return pos; +} float pcfShadow(sampler2DShadow shadowMap, vec4 stc, float scl, vec2 pos_screen) { @@ -113,8 +124,13 @@ float pcfSpotShadow(sampler2DShadow shadowMap, vec4 stc, float scl, vec2 pos_scr void main() { vec2 pos_screen = vary_fragcoord.xy; + + //try doing an unproject here + vec4 pos = getPosition(pos_screen); - vec3 norm = getNorm(pos_screen); + + vec3 norm = texture2DRect(normalMap, pos_screen).xyz; + norm = decode_normal(norm.xy); // unpack norm /*if (pos.z == 0.0) // do nothing for sky *FIX: REMOVE THIS IF/WHEN THE POSITION MAP IS BEING USED AS A STENCIL { diff --git a/indra/newview/app_settings/shaders/class3/deferred/sunLightSSAOF.glsl b/indra/newview/app_settings/shaders/class3/deferred/sunLightSSAOF.glsl index 0870a80a32..58f3f2f91e 100644 --- a/indra/newview/app_settings/shaders/class3/deferred/sunLightSSAOF.glsl +++ b/indra/newview/app_settings/shaders/class3/deferred/sunLightSSAOF.glsl @@ -68,11 +68,81 @@ uniform float shadow_offset; uniform float spot_shadow_bias; uniform float spot_shadow_offset; -vec4 getPosition(vec2 pos_screen); -vec3 getNorm(vec2 pos_screen); +vec3 decode_normal (vec2 enc); + +vec4 getPosition(vec2 pos_screen) +{ + float depth = texture2DRect(depthMap, pos_screen.xy).r; + vec2 sc = pos_screen.xy*2.0; + sc /= screen_res; + sc -= vec2(1.0,1.0); + vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); + vec4 pos = inv_proj * ndc; + pos /= pos.w; + pos.w = 1.0; + return pos; +} + +vec2 getKern(int i) +{ + vec2 kern[8]; + // exponentially (^2) distant occlusion samples spread around origin + kern[0] = vec2(-1.0, 0.0) * 0.125*0.125; + kern[1] = vec2(1.0, 0.0) * 0.250*0.250; + kern[2] = vec2(0.0, 1.0) * 0.375*0.375; + kern[3] = vec2(0.0, -1.0) * 0.500*0.500; + kern[4] = vec2(0.7071, 0.7071) * 0.625*0.625; + kern[5] = vec2(-0.7071, -0.7071) * 0.750*0.750; + kern[6] = vec2(-0.7071, 0.7071) * 0.875*0.875; + kern[7] = vec2(0.7071, -0.7071) * 1.000*1.000; + + return kern[i]; +} //calculate decreases in ambient lighting when crowded out (SSAO) -float calcAmbientOcclusion(vec4 pos, vec3 norm, pos_screen); +float calcAmbientOcclusion(vec4 pos, vec3 norm) +{ + float ret = 1.0; + + vec2 pos_screen = vary_fragcoord.xy; + vec3 pos_world = pos.xyz; + vec2 noise_reflect = texture2D(noiseMap, vary_fragcoord.xy/128.0).xy; + + float angle_hidden = 0.0; + float points = 0; + + float scale = min(ssao_radius / -pos_world.z, ssao_max_radius); + + // it was found that keeping # of samples a constant was the fastest, probably due to compiler optimizations (unrolling?) + for (int i = 0; i < 8; i++) + { + vec2 samppos_screen = pos_screen + scale * reflect(getKern(i), noise_reflect); + vec3 samppos_world = getPosition(samppos_screen).xyz; + + vec3 diff = pos_world - samppos_world; + float dist2 = dot(diff, diff); + + // assume each sample corresponds to an occluding sphere with constant radius, constant x-sectional area + // --> solid angle shrinking by the square of distance + //radius is somewhat arbitrary, can approx with just some constant k * 1 / dist^2 + //(k should vary inversely with # of samples, but this is taken care of later) + + float funky_val = (dot((samppos_world - 0.05*norm - pos_world), norm) > 0.0) ? 1.0 : 0.0; + angle_hidden = angle_hidden + funky_val * min(1.0/dist2, ssao_factor_inv); + + // 'blocked' samples (significantly closer to camera relative to pos_world) are "no data", not "no occlusion" + float diffz_val = (diff.z > -1.0) ? 1.0 : 0.0; + points = points + diffz_val; + } + + angle_hidden = min(ssao_factor*angle_hidden/points, 1.0); + + float points_val = (points > 0.0) ? 1.0 : 0.0; + ret = (1.0 - (points_val * angle_hidden)); + + ret = max(ret, 0.0); + return min(ret, 1.0); +} float pcfShadow(sampler2DShadow shadowMap, vec4 stc, float scl, vec2 pos_screen) { @@ -114,9 +184,14 @@ float pcfSpotShadow(sampler2DShadow shadowMap, vec4 stc, float scl, vec2 pos_scr void main() { - vec2 pos_screen = vary_fragcoord.xy; - vec4 pos = getPosition(pos_screen); - vec3 norm = getNorm(pos_screen); + vec2 pos_screen = vary_fragcoord.xy; + + //try doing an unproject here + + vec4 pos = getPosition(pos_screen); + + vec3 norm = texture2DRect(normalMap, pos_screen).xyz; + norm = decode_normal(norm.xy); // unpack norm /*if (pos.z == 0.0) // do nothing for sky *FIX: REMOVE THIS IF/WHEN THE POSITION MAP IS BEING USED AS A STENCIL { @@ -216,7 +291,7 @@ void main() } frag_color[0] = shadow; - frag_color[1] = calcAmbientOcclusion(pos, norm, pos_screen); + frag_color[1] = calcAmbientOcclusion(pos, norm); spos = vec4(shadow_pos+norm*spot_shadow_offset, 1.0); |