diff options
Diffstat (limited to 'indra/newview/app_settings/shaders/class1/deferred')
22 files changed, 372 insertions, 327 deletions
diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl index 4fb109d687..fea2e16090 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl @@ -24,8 +24,6 @@ varying vec3 vary_fragcoord; varying vec3 vary_position; varying vec3 vary_light; -uniform float alpha_soften; - uniform mat4 inv_proj; vec4 getPosition(vec2 pos_screen) @@ -57,15 +55,6 @@ void main() color.rgb = scaleSoftClip(color.rgb); - if (samp_pos.z != 0.0 && gl_Color.a < 1.0) - { - float dist_factor = alpha_soften; - float a = gl_Color.a; - a *= a; - dist_factor *= 1.0/(1.0-a); - color.a *= min((pos.z-samp_pos.z)*dist_factor, 1.0); - } - //gl_FragColor = gl_Color; gl_FragColor = color; //gl_FragColor = vec4(1,0,1,1); diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl index 1a7d58b07b..04e556c11a 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl @@ -9,7 +9,7 @@ vec4 calcLighting(vec3 pos, vec3 norm, vec4 color, vec4 baseCol); void calcAtmospherics(vec3 inPositionEye); float calcDirectionalLight(vec3 n, vec3 l); -float calcPointLight(vec3 v, vec3 n, vec4 lp, float la); +float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float is_pointlight); vec3 atmosAmbient(vec3 light); vec3 atmosAffectDirectionalLight(float lightIntensity); @@ -41,23 +41,22 @@ void main() calcAtmospherics(pos.xyz); //vec4 color = calcLighting(pos.xyz, norm, gl_Color, vec4(0.)); - vec4 col; - col.a = gl_Color.a; - - // Add windlight lights - col.rgb = atmosAmbient(vec3(0.)); - col.rgb = scaleUpLight(col.rgb); + + vec4 col = vec4(0.0, 0.0, 0.0, gl_Color.a); // Collect normal lights (need to be divided by two, as we later multiply by 2) - col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].linearAttenuation); - col.rgb += gl_LightSource[3].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[3].position, gl_LightSource[3].linearAttenuation); - col.rgb += gl_LightSource[4].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[4].position, gl_LightSource[4].linearAttenuation); - col.rgb += gl_LightSource[5].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[5].position, gl_LightSource[5].linearAttenuation); - col.rgb += gl_LightSource[6].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[6].position, gl_LightSource[6].linearAttenuation); - col.rgb += gl_LightSource[7].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[7].position, gl_LightSource[7].linearAttenuation); + col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].specular.a); + col.rgb += gl_LightSource[3].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[3].position, gl_LightSource[3].spotDirection.xyz, gl_LightSource[3].linearAttenuation, gl_LightSource[3].specular.a); + col.rgb += gl_LightSource[4].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[4].position, gl_LightSource[4].spotDirection.xyz, gl_LightSource[4].linearAttenuation, gl_LightSource[4].specular.a); + col.rgb += gl_LightSource[5].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[5].position, gl_LightSource[5].spotDirection.xyz, gl_LightSource[5].linearAttenuation, gl_LightSource[5].specular.a); + col.rgb += gl_LightSource[6].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[6].position, gl_LightSource[6].spotDirection.xyz, gl_LightSource[6].linearAttenuation, gl_LightSource[6].specular.a); + col.rgb += gl_LightSource[7].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[7].position, gl_LightSource[7].spotDirection.xyz, gl_LightSource[7].linearAttenuation, gl_LightSource[7].specular.a); col.rgb += gl_LightSource[1].diffuse.rgb*calcDirectionalLight(norm, gl_LightSource[1].position.xyz); col.rgb = scaleDownLight(col.rgb); + // Add windlight lights + col.rgb += atmosAmbient(vec3(0.)); + vary_light = gl_LightSource[0].position.xyz; vary_ambient = col.rgb*gl_Color.rgb; diff --git a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl index c1988d3c78..650fbcc3f5 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl @@ -10,7 +10,7 @@ mat4 getSkinnedTransform(); void calcAtmospherics(vec3 inPositionEye); float calcDirectionalLight(vec3 n, vec3 l); -float calcPointLight(vec3 v, vec3 n, vec4 lp, float la); +float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float is_pointlight); vec3 atmosAmbient(vec3 light); vec3 atmosAffectDirectionalLight(float lightIntensity); @@ -47,23 +47,22 @@ void main() calcAtmospherics(pos.xyz); //vec4 color = calcLighting(pos.xyz, norm, gl_Color, vec4(0.)); - vec4 col; - col.a = gl_Color.a; - - // Add windlight lights - col.rgb = atmosAmbient(vec3(0.)); - col.rgb = scaleUpLight(col.rgb); + + vec4 col = vec4(0.0, 0.0, 0.0, gl_Color.a); // Collect normal lights (need to be divided by two, as we later multiply by 2) - col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].linearAttenuation); - col.rgb += gl_LightSource[3].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[3].position, gl_LightSource[3].linearAttenuation); - col.rgb += gl_LightSource[4].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[4].position, gl_LightSource[4].linearAttenuation); - col.rgb += gl_LightSource[5].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[5].position, gl_LightSource[5].linearAttenuation); - col.rgb += gl_LightSource[6].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[6].position, gl_LightSource[6].linearAttenuation); - col.rgb += gl_LightSource[7].diffuse.rgb*calcPointLight(pos.xyz, norm, gl_LightSource[7].position, gl_LightSource[7].linearAttenuation); + col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].specular.a); + col.rgb += gl_LightSource[3].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[3].position, gl_LightSource[3].spotDirection.xyz, gl_LightSource[3].linearAttenuation, gl_LightSource[3].specular.a); + col.rgb += gl_LightSource[4].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[4].position, gl_LightSource[4].spotDirection.xyz, gl_LightSource[4].linearAttenuation, gl_LightSource[4].specular.a); + col.rgb += gl_LightSource[5].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[5].position, gl_LightSource[5].spotDirection.xyz, gl_LightSource[5].linearAttenuation, gl_LightSource[5].specular.a); + col.rgb += gl_LightSource[6].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[6].position, gl_LightSource[6].spotDirection.xyz, gl_LightSource[6].linearAttenuation, gl_LightSource[6].specular.a); + col.rgb += gl_LightSource[7].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[7].position, gl_LightSource[7].spotDirection.xyz, gl_LightSource[7].linearAttenuation, gl_LightSource[7].specular.a); col.rgb += gl_LightSource[1].diffuse.rgb*calcDirectionalLight(norm, gl_LightSource[1].position.xyz); col.rgb = scaleDownLight(col.rgb); + // Add windlight lights + col.rgb += atmosAmbient(vec3(0.)); + vary_ambient = col.rgb*gl_Color.rgb; vary_directional = gl_Color.rgb*atmosAffectDirectionalLight(max(calcDirectionalLight(norm, gl_LightSource[0].position.xyz), (1.0-gl_Color.a)*(1.0-gl_Color.a))); diff --git a/indra/newview/app_settings/shaders/class1/deferred/avatarF.glsl b/indra/newview/app_settings/shaders/class1/deferred/avatarF.glsl index 75df388941..afbe08a579 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/avatarF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/avatarF.glsl @@ -20,6 +20,7 @@ void main() gl_FragData[0] = vec4(diff.rgb, 0.0); gl_FragData[1] = vec4(0,0,0,0); - gl_FragData[2] = vec4(normalize(vary_normal)*0.5+0.5, 0.0); + vec3 nvn = normalize(vary_normal); + gl_FragData[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0); } diff --git a/indra/newview/app_settings/shaders/class1/deferred/avatarShadowF.glsl b/indra/newview/app_settings/shaders/class1/deferred/avatarShadowF.glsl index 00083eb6b3..085ffddeec 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/avatarShadowF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/avatarShadowF.glsl @@ -10,7 +10,7 @@ uniform sampler2D diffuseMap; void main() { - gl_FragColor = vec4(1,1,1,gl_Color.a * texture2D(diffuseMap, gl_TexCoord[0].xy).a); - //gl_FragColor = vec4(1,1,1,1); + //gl_FragColor = vec4(1,1,1,gl_Color.a * texture2D(diffuseMap, gl_TexCoord[0].xy).a); + gl_FragColor = vec4(1,1,1,1); } diff --git a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl index bd5e9dd758..d1c5d7cb19 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl @@ -10,13 +10,11 @@ uniform sampler2DRect depthMap; uniform sampler2DRect normalMap; uniform sampler2DRect lightMap; -uniform sampler2DRect giLightMap; uniform float dist_factor; uniform float blur_size; uniform vec2 delta; -uniform vec3 kern[32]; -uniform int kern_length; +uniform vec3 kern[4]; uniform float kern_scale; varying vec2 vary_fragcoord; @@ -39,7 +37,8 @@ vec4 getPosition(vec2 pos_screen) void main() { - vec3 norm = texture2DRect(normalMap, vary_fragcoord.xy).xyz*2.0-1.0; + vec3 norm = texture2DRect(normalMap, vary_fragcoord.xy).xyz; + norm = vec3((norm.xy-0.5)*2.0,norm.z); // unpack norm vec3 pos = getPosition(vary_fragcoord.xy).xyz; vec4 ccol = texture2DRect(lightMap, vary_fragcoord.xy).rgba; @@ -50,7 +49,7 @@ void main() 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; - for (int i = 1; i < kern_length; i++) + for (int i = 1; i < 4; i++) { vec2 tc = vary_fragcoord.xy + kern[i].z*dlt; vec3 samppos = getPosition(tc).xyz; @@ -61,12 +60,22 @@ void main() defined_weight += kern[i].xy; } } + for (int i = 1; i < 4; i++) + { + vec2 tc = vary_fragcoord.xy - kern[i].z*dlt; + vec3 samppos = getPosition(tc).xyz; + float d = dot(norm.xyz, samppos.xyz-pos.xyz);// dist from plane + if (d*d <= 0.003) + { + col += texture2DRect(lightMap, tc)*kern[i].xyxx; + defined_weight += kern[i].xy; + } + } col /= defined_weight.xyxx; gl_FragColor = col; - - //gl_FragColor = ccol; } + diff --git a/indra/newview/app_settings/shaders/class1/deferred/bumpF.glsl b/indra/newview/app_settings/shaders/class1/deferred/bumpF.glsl index 1c29dae5f7..2197744a37 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/bumpF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/bumpF.glsl @@ -14,14 +14,16 @@ varying vec3 vary_mat2; void main() { - vec3 col = texture2D(diffuseMap, gl_TexCoord[0].xy).rgb; + vec3 col = gl_Color.rgb * texture2D(diffuseMap, gl_TexCoord[0].xy).rgb; vec3 norm = texture2D(bumpMap, gl_TexCoord[0].xy).rgb * 2.0 - 1.0; vec3 tnorm = vec3(dot(norm,vary_mat0), - dot(norm,vary_mat1), - dot(norm,vary_mat2)); + dot(norm,vary_mat1), + dot(norm,vary_mat2)); - gl_FragData[0] = vec4(gl_Color.rgb*col, 0.0); - gl_FragData[1] = vec4(col*gl_Color.a, gl_Color.a); - gl_FragData[2] = vec4(normalize(tnorm)*0.5+0.5, 0.0); + gl_FragData[0] = vec4(col, 0.0); + gl_FragData[1] = gl_Color.aaaa; // spec + //gl_FragData[1] = vec4(vec3(gl_Color.a), gl_Color.a+(1.0-gl_Color.a)*gl_Color.a); // spec - from former class3 - maybe better, but not so well tested + vec3 nvn = normalize(tnorm); + gl_FragData[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0); } diff --git a/indra/newview/app_settings/shaders/class1/deferred/diffuseF.glsl b/indra/newview/app_settings/shaders/class1/deferred/diffuseF.glsl index 5895ebda84..3803119cda 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/diffuseF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseF.glsl @@ -11,8 +11,10 @@ varying vec3 vary_normal; void main() { - vec3 col = texture2D(diffuseMap, gl_TexCoord[0].xy).rgb; - gl_FragData[0] = vec4(gl_Color.rgb*col, 0.0); - gl_FragData[1] = vec4(col*(gl_Color.a*1.5), gl_Color.a); - gl_FragData[2] = vec4(normalize(vary_normal)*0.5+0.5, 0.0); + vec3 col = gl_Color.rgb * texture2D(diffuseMap, gl_TexCoord[0].xy).rgb; + gl_FragData[0] = vec4(col, 0.0); + gl_FragData[1] = gl_Color.aaaa; // spec + //gl_FragData[1] = vec4(vec3(gl_Color.a), gl_Color.a+(1.0-gl_Color.a)*gl_Color.a); // spec - from former class3 - maybe better, but not so well tested + vec3 nvn = normalize(vary_normal); + gl_FragData[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 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 e518bddb98..0db9586a88 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl @@ -23,8 +23,6 @@ varying vec4 vary_position; varying vec3 vary_normal; varying vec3 vary_fragcoord; -uniform float alpha_soften; - uniform mat4 inv_proj; vec4 getPosition(vec2 pos_screen) @@ -56,15 +54,6 @@ void main() color.rgb = fullbrightScaleSoftClip(color.rgb); - if (samp_pos.z != 0.0 && color.a < 1.0) - { - float dist_factor = alpha_soften; - float a = color.a; - a *= a; - dist_factor *= 1.0/(1.0-a); - color.a *= min((pos.z-samp_pos.z)*dist_factor, 1.0); - } - //gl_FragColor = gl_Color; gl_FragColor = color; //gl_FragColor = vec4(1,0,1,1); diff --git a/indra/newview/app_settings/shaders/class1/deferred/giF.glsl b/indra/newview/app_settings/shaders/class1/deferred/giF.glsl index b351eec6e5..d4b153c4af 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/giF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/giF.glsl @@ -159,7 +159,8 @@ void main() { vec2 pos_screen = vary_fragcoord.xy; vec4 pos = getPosition(pos_screen); - vec3 norm = texture2DRect(normalMap, pos_screen).xyz*2.0-1.0; + vec3 norm = texture2DRect(normalMap, pos_screen).xyz; + norm = vec3((norm.xy-0.5)*2.0,norm.z); // unpack norm gl_FragData[0].xyz = giAmbient(pos, norm); } diff --git a/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl b/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl index 8c140a7b4f..508bbf415e 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl @@ -11,7 +11,8 @@ uniform sampler2D specularMap; void main() { - gl_FragData[0] = texture2D(diffuseMap, gl_TexCoord[0].xy); + vec4 col = texture2D(diffuseMap, gl_TexCoord[0].xy); + gl_FragData[0] = vec4(col.rgb, col.a <= 0.5 ? 0.0 : 0.005); gl_FragData[1] = texture2D(specularMap, gl_TexCoord[0].xy); gl_FragData[2] = vec4(texture2D(normalMap, gl_TexCoord[0].xy).xyz, 0.0); } diff --git a/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl index 797b9e9f3b..b494b521ca 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl @@ -53,7 +53,9 @@ void main() discard; } - vec3 norm = normalize(texture2DRect(normalMap, frag.xy).xyz*2.0-1.0); + vec3 norm = texture2DRect(normalMap, frag.xy).xyz; + norm = vec3((norm.xy-0.5)*2.0,norm.z); // unpack norm + norm = normalize(norm); vec4 spec = texture2DRect(specularRect, frag.xy); vec3 diff = texture2DRect(diffuseRect, frag.xy).rgb; float noise = texture2D(noiseMap, frag.xy/128.0).b; diff --git a/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl index 28bcd720c0..82e9450e68 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl @@ -5,9 +5,10 @@ * $License$ */ - #version 120 +//class 1 -- no shadows + #extension GL_ARB_texture_rectangle : enable uniform sampler2DRect diffuseRect; @@ -26,12 +27,15 @@ uniform vec3 proj_n; uniform float proj_focus; //distance from plane to begin blurring uniform float proj_lod; //(number of mips in proj map) uniform float proj_range; //range between near clip and far clip plane of projection +uniform float proj_ambient_lod; uniform float proj_ambiance; uniform float near_clip; uniform float far_clip; uniform vec3 proj_origin; //origin of projection to be used for angular attenuation uniform float sun_wash; +uniform int proj_shadow_idx; +uniform float shadow_fade; varying vec4 vary_light; @@ -40,6 +44,52 @@ uniform vec2 screen_res; uniform mat4 inv_proj; +vec4 texture2DLodSpecular(sampler2D projectionMap, vec2 tc, float lod) +{ + vec4 ret = texture2DLod(projectionMap, tc, lod); + + vec2 dist = tc-vec2(0.5); + + float det = max(1.0-lod/(proj_lod*0.5), 0.0); + + float d = dot(dist,dist); + + ret *= min(clamp((0.25-d)/0.25, 0.0, 1.0)+det, 1.0); + + return ret; +} + +vec4 texture2DLodDiffuse(sampler2D projectionMap, vec2 tc, float lod) +{ + vec4 ret = texture2DLod(projectionMap, tc, lod); + + vec2 dist = vec2(0.5) - abs(tc-vec2(0.5)); + + float det = min(lod/(proj_lod*0.5), 1.0); + + float d = min(dist.x, dist.y); + + float edge = 0.25*det; + + ret *= clamp(d/edge, 0.0, 1.0); + + return ret; +} + +vec4 texture2DLodAmbient(sampler2D projectionMap, vec2 tc, float lod) +{ + vec4 ret = texture2DLod(projectionMap, tc, lod); + + vec2 dist = tc-vec2(0.5); + + float d = dot(dist,dist); + + ret *= min(clamp((0.25-d)/0.25, 0.0, 1.0), 1.0); + + return ret; +} + + vec4 getPosition(vec2 pos_screen) { float depth = texture2DRect(depthMap, pos_screen.xy).a; @@ -68,7 +118,7 @@ void main() { discard; } - + vec3 norm = texture2DRect(normalMap, frag.xy).xyz*2.0-1.0; norm = normalize(norm); @@ -83,7 +133,11 @@ void main() proj_tc.xyz /= proj_tc.w; float fa = gl_Color.a+1.0; - float dist_atten = clamp(1.0-(dist2-1.0*(1.0-fa))/fa, 0.0, 1.0); + float dist_atten = min(1.0-(dist2-1.0*(1.0-fa))/fa, 1.0); + if (dist_atten <= 0.0) + { + discard; + } lv = proj_origin-pos.xyz; lv = normalize(lv); @@ -101,32 +155,32 @@ void main() proj_tc.y > 0.0) { float lit = 0.0; + float amb_da = proj_ambiance; + if (da > 0.0) { float diff = clamp((l_dist-proj_focus)/proj_range, 0.0, 1.0); float lod = diff * proj_lod; - vec4 plcol = texture2DLod(projectionMap, proj_tc.xy, lod); + vec4 plcol = texture2DLodDiffuse(projectionMap, proj_tc.xy, lod); vec3 lcol = gl_Color.rgb * plcol.rgb * plcol.a; lit = da * dist_atten * noise; col = lcol*lit*diff_tex; + amb_da += (da*0.5)*proj_ambiance; } - float diff = clamp((proj_range-proj_focus)/proj_range, 0.0, 1.0); - float lod = diff * proj_lod; - vec4 amb_plcol = texture2DLod(projectionMap, proj_tc.xy, lod); - //float amb_da = mix(proj_ambiance, proj_ambiance*max(-da, 0.0), max(da, 0.0)); - float amb_da = proj_ambiance; - + //float diff = clamp((proj_range-proj_focus)/proj_range, 0.0, 1.0); + vec4 amb_plcol = texture2DLodAmbient(projectionMap, proj_tc.xy, proj_lod); + amb_da += (da*da*0.5+0.5)*proj_ambiance; - + amb_da *= dist_atten * noise; - + amb_da = min(amb_da, 1.0-lit); - + col += amb_da*gl_Color.rgb*diff_tex.rgb*amb_plcol.rgb*amb_plcol.a; } @@ -144,35 +198,28 @@ void main() { vec3 pfinal = pos + ref * dot(pdelta, proj_n)/ds; - vec3 stc = (proj_mat * vec4(pfinal.xyz, 1.0)).xyz; + vec4 stc = (proj_mat * vec4(pfinal.xyz, 1.0)); if (stc.z > 0.0) { - stc.xy /= stc.z+proj_near; - + stc.xy /= stc.w; + + float fatten = clamp(spec.a*spec.a+spec.a*0.5, 0.25, 1.0); + + stc.xy = (stc.xy - vec2(0.5)) * fatten + vec2(0.5); + if (stc.x < 1.0 && stc.y < 1.0 && stc.x > 0.0 && stc.y > 0.0) { - vec4 scol = texture2DLod(projectionMap, stc.xy, proj_lod-spec.a*proj_lod); + vec4 scol = texture2DLodSpecular(projectionMap, stc.xy, proj_lod-spec.a*proj_lod); col += dist_atten*scol.rgb*gl_Color.rgb*scol.a*spec.rgb; } } } } - /*if (spec.a > 0.0) - { - //vec3 ref = reflect(normalize(pos), norm); - float sa = dot(normalize(lv-normalize(pos)),norm);; - //sa = max(sa, 0.0); - //sa = pow(sa, 128.0 * spec.a*spec.a/dist_atten)*min(dist_atten*4.0, 1.0); - sa = texture2D(lightFunc, vec2(sa, spec.a)).a * min(dist_atten*4.0, 1.0); - sa *= noise; - col += da*sa*lcol*spec.rgb; - }*/ - gl_FragColor.rgb = col; gl_FragColor.a = 0.0; } diff --git a/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl index 78256e20cc..3aecbc5f23 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl @@ -55,7 +55,8 @@ void main() discard; } - vec3 norm = texture2DRect(normalMap, frag.xy).xyz*2.0-1.0; + vec3 norm = texture2DRect(normalMap, frag.xy).xyz; + norm = vec3((norm.xy-0.5)*2.0,norm.z); // unpack norm float da = dot(norm, lv); if (da < 0.0) { diff --git a/indra/newview/app_settings/shaders/class1/deferred/postgiF.glsl b/indra/newview/app_settings/shaders/class1/deferred/postgiF.glsl index 9612aee405..bd554c2d84 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/postgiF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/postgiF.glsl @@ -38,10 +38,10 @@ vec4 getPosition(vec2 pos_screen) void main() { - vec3 norm = texture2DRect(normalMap, vary_fragcoord.xy).xyz*2.0-1.0; + vec3 norm = texture2DRect(normalMap, vary_fragcoord.xy).xyz; + norm = vec3((norm.xy-0.5)*2.0,norm.z); // unpack norm vec3 pos = getPosition(vary_fragcoord.xy).xyz; - vec3 ccol = texture2DRect(giLightMap, vary_fragcoord.xy).rgb; vec2 dlt = kern_scale * delta/(1.0+norm.xy*norm.xy); dlt /= max(-pos.z*dist_factor, 1.0); @@ -51,9 +51,10 @@ void main() for (int i = 0; i < kern_length; i++) { vec2 tc = vary_fragcoord.xy + kern[i].y*dlt; - vec3 sampNorm = texture2DRect(normalMap, tc.xy).xyz*2.0-1.0; + vec3 sampNorm = texture2DRect(normalMap, tc.xy).xyz; + sampNorm = vec3((sampNorm.xy-0.5)*2.0,sampNorm.z); // unpack norm - float d = dot(norm.xyz, sampNorm); + float d = dot(norm.xyz, sampNorm); if (d > 0.8) { diff --git a/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl index b4b0d0ce9d..bef91e735d 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl @@ -11,6 +11,7 @@ uniform sampler2DRect diffuseRect; uniform sampler2DRect specularRect; uniform sampler2DRect positionMap; uniform sampler2DRect normalMap; +uniform sampler2DRect lightMap; uniform sampler2DRect depthMap; uniform sampler2D noiseMap; uniform samplerCube environmentMap; @@ -40,7 +41,7 @@ uniform float scene_light_strength; uniform vec3 env_mat[3]; //uniform mat4 shadow_matrix[3]; //uniform vec4 shadow_clip; -//uniform mat3 ssao_effect_mat; +uniform mat3 ssao_effect_mat; varying vec4 vary_light; varying vec2 vary_fragcoord; @@ -55,9 +56,8 @@ vec3 vary_AtmosAttenuation; uniform mat4 inv_proj; uniform vec2 screen_res; -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; +vec4 getPosition_d(vec2 pos_screen, float depth) +{ vec2 sc = pos_screen.xy*2.0; sc /= screen_res; sc -= vec2(1.0,1.0); @@ -68,6 +68,12 @@ vec4 getPosition(vec2 pos_screen) 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); +} + vec3 getPositionEye() { return vary_PositionEye; @@ -178,7 +184,17 @@ void calcAtmospherics(vec3 inPositionEye, float ambFactor) { temp2.x += .25; //increase ambient when there are more clouds - vec4 tmpAmbient = ambient + (vec4(1.) - ambient) * cloud_shadow.x * 0.5; + vec4 tmpAmbient = ambient + (vec4(1.) - ambient) * cloud_shadow.x * 0.5; + + /* decrease value and saturation (that in HSV, not HSL) for occluded areas + * // for HSV color/geometry used here, see http://gimp-savvy.com/BOOK/index.html?node52.html + * // The following line of code performs the equivalent of: + * float ambAlpha = tmpAmbient.a; + * float ambValue = dot(vec3(tmpAmbient), vec3(0.577)); // projection onto <1/rt(3), 1/rt(3), 1/rt(3)>, the neutral white-black axis + * vec3 ambHueSat = vec3(tmpAmbient) - vec3(ambValue); + * tmpAmbient = vec4(RenderSSAOEffect.valueFactor * vec3(ambValue) + RenderSSAOEffect.saturationFactor *(1.0 - ambFactor) * ambHueSat, ambAlpha); + */ + tmpAmbient = vec4(mix(ssao_effect_mat * tmpAmbient.rgb, tmpAmbient.rgb, ambFactor), tmpAmbient.a); //haze color setAdditiveColor( @@ -241,8 +257,10 @@ vec3 scaleSoftClip(vec3 light) void main() { vec2 tc = vary_fragcoord.xy; - vec3 pos = getPosition(tc).xyz; - vec3 norm = texture2DRect(normalMap, tc).xyz*2.0-1.0; + float depth = texture2DRect(depthMap, tc.xy).a; + vec3 pos = getPosition_d(tc, depth).xyz; + vec3 norm = texture2DRect(normalMap, tc).xyz; + norm = vec3((norm.xy-0.5)*2.0,norm.z); // unpack norm //vec3 nz = texture2D(noiseMap, vary_fragcoord.xy/128.0).xyz; float da = max(dot(norm.xyz, vary_light.xyz), 0.0); @@ -250,23 +268,76 @@ void main() vec4 diffuse = texture2DRect(diffuseRect, tc); vec4 spec = texture2DRect(specularRect, vary_fragcoord.xy); - calcAtmospherics(pos.xyz, 0.0); + vec2 scol_ambocc = texture2DRect(lightMap, vary_fragcoord.xy).rg; + float scol = max(scol_ambocc.r, diffuse.a); + float ambocc = scol_ambocc.g; + + calcAtmospherics(pos.xyz, ambocc); vec3 col = atmosAmbient(vec3(0)); - col += atmosAffectDirectionalLight(clamp(da, diffuse.a, 1.0)); + col += atmosAffectDirectionalLight(max(min(da, scol), diffuse.a)); col *= diffuse.rgb; - if (spec.a > 0.0) + if (spec.a > 0.0) // specular reflection { - vec3 ref = normalize(reflect(pos.xyz, norm.xyz)); - float sa = dot(ref, vary_light.xyz); - col.rgb += vary_SunlitColor*spec.rgb*texture2D(lightFunc, vec2(sa, spec.a)).a; + // the old infinite-sky shiny reflection + // + vec3 refnormpersp = normalize(reflect(pos.xyz, norm.xyz)); + float sa = dot(refnormpersp, vary_light.xyz); + vec3 dumbshiny = vary_SunlitColor*scol_ambocc.r*texture2D(lightFunc, vec2(sa, spec.a)).a; + + /* + // screen-space cheap fakey reflection map + // + vec3 refnorm = normalize(reflect(vec3(0,0,-1), norm.xyz)); + depth -= 0.5; // unbias depth + // first figure out where we'll make our 2D guess from + vec2 ref2d = (0.25 * screen_res.y) * (refnorm.xy) * abs(refnorm.z) / depth; + // Offset the guess source a little according to a trivial + // checkerboard dither function and spec.a. + // This is meant to be similar to sampling a blurred version + // of the diffuse map. LOD would be better in that regard. + // The goal of the blur is to soften reflections in surfaces + // with low shinyness, and also to disguise our lameness. + float checkerboard = floor(mod(tc.x+tc.y, 2.0)); // 0.0, 1.0 + float checkoffset = (3.0 + (7.0*(1.0-spec.a)))*(checkerboard-0.5); + ref2d += vec2(checkoffset, checkoffset); + ref2d += tc.xy; // use as offset from destination + // Get attributes from the 2D guess point. + // We average two samples of diffuse (not of anything else) per + // pixel to try to reduce aliasing some more. + vec3 refcol = 0.5 * (texture2DRect(diffuseRect, ref2d + vec2(0.0, -checkoffset)).rgb + + texture2DRect(diffuseRect, ref2d + vec2(-checkoffset, 0.0)).rgb); + float refdepth = texture2DRect(depthMap, ref2d).a; + vec3 refpos = getPosition_d(ref2d, refdepth).xyz; + vec3 refn = texture2DRect(normalMap, ref2d).rgb; + refn = normalize(vec3((refn.xy-0.5)*2.0,refn.z)); // unpack norm + // figure out how appropriate our guess actually was + float refapprop = max(0.0, dot(-refnorm, normalize(pos - refpos))); + // darken reflections from points which face away from the reflected ray - our guess was a back-face + //refapprop *= step(dot(refnorm, refn), 0.0); + refapprop = min(refapprop, max(0.0, -dot(refnorm, refn))); // more conservative variant + // get appropriate light strength for guess-point. + // reflect light direction to increase the illusion that + // these are reflections. + vec3 reflight = reflect(lightnorm.xyz, norm.xyz); + float reflit = max(dot(refn, reflight.xyz), 0.0); + // apply sun color to guess-point, dampen according to inappropriateness of guess + float refmod = min(refapprop, reflit); + vec3 refprod = vary_SunlitColor * refcol.rgb * refmod; + vec3 ssshiny = (refprod * spec.a); + ssshiny *= 0.3; // dampen it even more + */ + vec3 ssshiny = vec3(0,0,0); + + // add the two types of shiny together + col += (ssshiny + dumbshiny) * spec.rgb; } col = atmosLighting(col); col = scaleSoftClip(col); - + gl_FragColor.rgb = col; gl_FragColor.a = 0.0; } diff --git a/indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl index 2a7234fd83..1b95b253c3 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl @@ -68,7 +68,8 @@ void main() discard; } - vec3 norm = texture2DRect(normalMap, frag.xy).xyz*2.0-1.0; + vec3 norm = texture2DRect(normalMap, frag.xy).xyz; + norm = vec3((norm.xy-0.5)*2.0,norm.z); // unpack norm norm = normalize(norm); float l_dist = -dot(lv, proj_n); @@ -161,17 +162,6 @@ void main() } } - /*if (spec.a > 0.0) - { - //vec3 ref = reflect(normalize(pos), norm); - float sa = dot(normalize(lv-normalize(pos)),norm);; - //sa = max(sa, 0.0); - //sa = pow(sa, 128.0 * spec.a*spec.a/dist_atten)*min(dist_atten*4.0, 1.0); - sa = texture2D(lightFunc, vec2(sa, spec.a)).a * min(dist_atten*4.0, 1.0); - sa *= noise; - col += da*sa*lcol*spec.rgb; - }*/ - gl_FragColor.rgb = col; gl_FragColor.a = 0.0; } diff --git a/indra/newview/app_settings/shaders/class1/deferred/sunLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/sunLightF.glsl index 22bdd2c7f3..56e4055c02 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/sunLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/sunLightF.glsl @@ -5,196 +5,11 @@ * $License$ */ -#extension GL_ARB_texture_rectangle : enable - -uniform sampler2DRect depthMap; -uniform sampler2DRect normalMap; -uniform sampler2DRectShadow shadowMap0; -uniform sampler2DRectShadow shadowMap1; -uniform sampler2DRectShadow shadowMap2; -uniform sampler2DRectShadow shadowMap3; -uniform sampler2DRectShadow shadowMap4; -uniform sampler2DRectShadow shadowMap5; -uniform sampler2D noiseMap; - -uniform sampler2D lightFunc; - - -// Inputs -uniform mat4 shadow_matrix[6]; -uniform vec4 shadow_clip; -uniform float ssao_radius; -uniform float ssao_max_radius; -uniform float ssao_factor; -uniform float ssao_factor_inv; - -varying vec2 vary_fragcoord; -varying vec4 vary_light; - -uniform mat4 inv_proj; -uniform vec2 screen_res; - -uniform float shadow_bias; -uniform float shadow_offset; - -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; -} +//class 1, no shadow, no SSAO, should never be called -//calculate decreases in ambient lighting when crowded out (SSAO) -float calcAmbientOcclusion(vec4 pos, vec3 norm) -{ - 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) - - //if (dot((samppos_world - 0.05*norm - pos_world), norm) > 0.0) // -0.05*norm to shift sample point back slightly for flat surfaces - // angle_hidden += min(1.0/dist2, ssao_factor_inv); // dist != 0 follows from conditional. max of 1.0 (= ssao_factor_inv * ssao_factor) - 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); - - return (1.0 - (float(points != 0) * angle_hidden)); -} +#extension GL_ARB_texture_rectangle : enable void main() { - vec2 pos_screen = vary_fragcoord.xy; - - //try doing an unproject here - - vec4 pos = getPosition(pos_screen); - - vec3 norm = texture2DRect(normalMap, pos_screen).xyz*2.0-1.0; - - /*if (pos.z == 0.0) // do nothing for sky *FIX: REMOVE THIS IF/WHEN THE POSITION MAP IS BEING USED AS A STENCIL - { - gl_FragColor = vec4(0.0); // doesn't matter - return; - }*/ - - float shadow = 1.0; - float dp_directional_light = max(0.0, dot(norm, vary_light.xyz)); - - vec4 spos = vec4(pos.xyz + norm.xyz * (-pos.z/64.0*shadow_offset+shadow_bias), 1.0); - - //vec3 debug = vec3(0,0,0); - - if (dp_directional_light == 0.0) - { - // if we know this point is facing away from the sun then we know it's in shadow without having to do a squirrelly shadow-map lookup - shadow = 0.0; - } - else if (spos.z > -shadow_clip.w) - { - vec4 lpos; - - if (spos.z < -shadow_clip.z) - { - lpos = shadow_matrix[3]*spos; - lpos.xy *= screen_res; - shadow = shadow2DRectProj(shadowMap3, lpos).x; - shadow += max((pos.z+shadow_clip.z)/(shadow_clip.z-shadow_clip.w)*2.0-1.0, 0.0); - } - else if (spos.z < -shadow_clip.y) - { - lpos = shadow_matrix[2]*spos; - lpos.xy *= screen_res; - shadow = shadow2DRectProj(shadowMap2, lpos).x; - } - else if (spos.z < -shadow_clip.x) - { - lpos = shadow_matrix[1]*spos; - lpos.xy *= screen_res; - shadow = shadow2DRectProj(shadowMap1, lpos).x; - } - else - { - lpos = shadow_matrix[0]*spos; - lpos.xy *= screen_res; - shadow = shadow2DRectProj(shadowMap0, lpos).x; - } - - // take the most-shadowed value out of these two: - // * the blurred sun shadow in the light (shadow) map - // * an unblurred dot product between the sun and this norm - // the goal is to err on the side of most-shadow to fill-in shadow holes and reduce artifacting - shadow = min(shadow, dp_directional_light); - - /*debug.r = lpos.y / (lpos.w*screen_res.y); - - lpos.xy /= lpos.w*32.0; - if (fract(lpos.x) < 0.1 || fract(lpos.y) < 0.1) - { - debug.gb = vec2(0.5, 0.5); - } - - debug += (1.0-shadow)*0.5;*/ - - } - else - { - // more distant than the shadow map covers - just use directional shading as shadow - shadow = dp_directional_light; - } - - gl_FragColor[0] = shadow; - gl_FragColor[1] = calcAmbientOcclusion(pos, norm); - - //spotlight shadow 1 - vec4 lpos = shadow_matrix[4]*spos; - lpos.xy *= screen_res; - gl_FragColor[2] = shadow2DRectProj(shadowMap4, lpos).x; - - //spotlight shadow 2 - lpos = shadow_matrix[5]*spos; - lpos.xy *= screen_res; - gl_FragColor[3] = shadow2DRectProj(shadowMap5, lpos).x; - - //gl_FragColor.rgb = pos.xyz; - //gl_FragColor.b = shadow; - //gl_FragColor.rgb = debug; + gl_FragColor = vec4(0,0,0,0); } diff --git a/indra/newview/app_settings/shaders/class1/deferred/sunLightSSAOF.glsl b/indra/newview/app_settings/shaders/class1/deferred/sunLightSSAOF.glsl new file mode 100644 index 0000000000..cdbed4b791 --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/deferred/sunLightSSAOF.glsl @@ -0,0 +1,124 @@ +/** + * @file sunLightSSAOF.glsl + * + * Copyright (c) 2007-$CurrentYear$, Linden Research, Inc. + * $License$ + */ + +#extension GL_ARB_texture_rectangle : enable + +//class 1 -- no shadow, SSAO only + +uniform sampler2DRect depthMap; +uniform sampler2DRect normalMap; +uniform sampler2D noiseMap; + +uniform sampler2D lightFunc; + + +// Inputs +uniform mat4 shadow_matrix[6]; +uniform vec4 shadow_clip; +uniform float ssao_radius; +uniform float ssao_max_radius; +uniform float ssao_factor; +uniform float ssao_factor_inv; + +varying vec2 vary_fragcoord; +varying vec4 vary_light; + +uniform mat4 inv_proj; +uniform vec2 screen_res; + +uniform float shadow_bias; +uniform float shadow_offset; + +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; +} + +//calculate decreases in ambient lighting when crowded out (SSAO) +float calcAmbientOcclusion(vec4 pos, vec3 norm) +{ + float ret = 1.0; + + float dist = dot(pos.xyz,pos.xyz); + + if (dist < 64.0*64.0) + { + 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) + + //if (dot((samppos_world - 0.05*norm - pos_world), norm) > 0.0) // -0.05*norm to shift sample point back slightly for flat surfaces + // angle_hidden += min(1.0/dist2, ssao_factor_inv); // dist != 0 follows from conditional. max of 1.0 (= ssao_factor_inv * ssao_factor) + 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)); + ret += max((dist-32.0*32.0)/(32.0*32.0), 0.0); + } + + return min(ret, 1.0); +} + +void main() +{ + vec2 pos_screen = vary_fragcoord.xy; + + //try doing an unproject here + + vec4 pos = getPosition(pos_screen); + + vec3 norm = texture2DRect(normalMap, pos_screen).xyz; + norm = vec3((norm.xy-0.5)*2.0,norm.z); // unpack norm + + gl_FragColor[0] = 1.0; + gl_FragColor[1] = calcAmbientOcclusion(pos, norm); + gl_FragColor[2] = 1.0; + gl_FragColor[3] = 1.0; +} diff --git a/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl b/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl index 3cccfb7202..fa0a60c98d 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl @@ -29,6 +29,7 @@ void main() gl_FragData[0] = vec4(outColor.rgb, 0.0); gl_FragData[1] = vec4(outColor.rgb*0.2, 0.2); - gl_FragData[2] = vec4(normalize(vary_normal)*0.5+0.5, 0.0); + vec3 nvn = normalize(vary_normal); + gl_FragData[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0); } diff --git a/indra/newview/app_settings/shaders/class1/deferred/treeF.glsl b/indra/newview/app_settings/shaders/class1/deferred/treeF.glsl index 258acee08c..5b33ea5bfe 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/treeF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/treeF.glsl @@ -14,5 +14,6 @@ void main() vec4 col = texture2D(diffuseMap, gl_TexCoord[0].xy); gl_FragData[0] = vec4(gl_Color.rgb*col.rgb, col.a <= 0.5 ? 0.0 : 0.005); gl_FragData[1] = vec4(0,0,0,0); - gl_FragData[2] = vec4(normalize(vary_normal)*0.5+0.5, 0.0); + vec3 nvn = normalize(vary_normal); + gl_FragData[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0); } diff --git a/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl b/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl index d21575119d..361ae8dc84 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl @@ -115,7 +115,7 @@ void main() vec4 fb = texture2D(screenTex, distort2); //mix with reflection - // Note we actually want to use just df1, but multiplying by 0.999999 gets around and nvidia compiler bug + // 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 * 0.99999); float shadow = 1.0; @@ -131,11 +131,11 @@ void main() //color.rgb = scaleSoftClip(color.rgb); //color.a = spec * sunAngle2; - //wavef.z = -0.25f; - wavef = normalize(wavef); - wavef = (norm_mat*vec4(wavef, 1.0)).xyz; + //wavef.z *= 0.1f; + //wavef = normalize(wavef); + vec3 screenspacewavef = (norm_mat*vec4(wavef, 1.0)).xyz; - gl_FragData[0] = vec4(color.rgb, 0.75); - gl_FragData[1] = vec4(1,1,1, 0.8); - gl_FragData[2] = vec4(wavef*0.5+0.5, 0.0); + gl_FragData[0] = vec4(color.rgb, 0.5); // diffuse + gl_FragData[1] = vec4(0.5,0.5,0.5, 0.95); // speccolor*spec, spec + gl_FragData[2] = vec4(screenspacewavef.xy*0.5+0.5, screenspacewavef.z, screenspacewavef.z*0.5); // normalxyz, displace } |