diff options
Diffstat (limited to 'indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl')
-rw-r--r-- | indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl | 52 |
1 files changed, 3 insertions, 49 deletions
diff --git a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl index 0160e84278..dfa1964142 100644 --- a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl +++ b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl @@ -71,7 +71,7 @@ vec4 getPosition_d(vec2 pos_screen, float depth) 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; + float depth = texture2DRect(depthMap, pos_screen.xy).r; return getPosition_d(pos_screen, depth); } @@ -258,7 +258,7 @@ vec3 scaleSoftClip(vec3 light) void main() { vec2 tc = vary_fragcoord.xy; - float depth = texture2DRect(depthMap, tc.xy).a; + float depth = texture2DRect(depthMap, tc.xy).r; 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 @@ -288,54 +288,8 @@ void main() 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; - float refshad = texture2DRect(lightMap, ref2d).r; - vec3 refn = texture2DRect(normalMap, ref2d).rgb; - refn = vec3((refn.xy-0.5)*2.0,refn.z); // unpack norm - refn = normalize(refn); - // 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 = min(max(dot(refn, reflight.xyz), 0.0), refshad); - // 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 += dumbshiny * spec.rgb; } col = atmosLighting(col); |