diff options
Diffstat (limited to 'indra/newview/app_settings/shaders/class3')
-rw-r--r-- | indra/newview/app_settings/shaders/class3/deferred/multiSpotLightF.glsl | 369 | ||||
-rw-r--r-- | indra/newview/app_settings/shaders/class3/deferred/spotLightF.glsl | 373 |
2 files changed, 370 insertions, 372 deletions
diff --git a/indra/newview/app_settings/shaders/class3/deferred/multiSpotLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/multiSpotLightF.glsl index 0c113282b5..dec9afcfb7 100644 --- a/indra/newview/app_settings/shaders/class3/deferred/multiSpotLightF.glsl +++ b/indra/newview/app_settings/shaders/class3/deferred/multiSpotLightF.glsl @@ -77,59 +77,59 @@ vec3 getNorm(vec2 pos_screen); vec4 correctWithGamma(vec4 col) { - return vec4(srgb_to_linear(col.rgb), col.a); + return vec4(srgb_to_linear(col.rgb), col.a); } vec4 texture2DLodSpecular(sampler2D projectionMap, vec2 tc, float lod) { - vec4 ret = texture2DLod(projectionMap, tc, lod); - ret.rgb = srgb_to_linear(ret.rgb); - - 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); + vec4 ret = texture2DLod(projectionMap, tc, lod); + ret.rgb = srgb_to_linear(ret.rgb); + + 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); d *= min(1, d * (proj_lod - lod)); - - float edge = 0.25*det; - ret *= clamp(d/edge, 0.0, 1.0); - - return ret; + float edge = 0.25*det; + + ret *= clamp(d/edge, 0.0, 1.0); + + return ret; } vec4 texture2DLodDiffuse(sampler2D projectionMap, vec2 tc, float lod) { - vec4 ret = texture2DLod(projectionMap, tc, lod); - ret = correctWithGamma(ret); + vec4 ret = texture2DLod(projectionMap, tc, lod); + ret = correctWithGamma(ret); - 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; + 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); - ret = correctWithGamma(ret); + vec4 ret = texture2DLod(projectionMap, tc, lod); + ret = correctWithGamma(ret); - 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; + 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; } @@ -137,167 +137,166 @@ vec4 getPosition(vec2 pos_screen); void main() { - vec4 frag = vary_fragcoord; - frag.xyz /= frag.w; - frag.xyz = frag.xyz*0.5+0.5; - frag.xy *= screen_res; - - vec3 pos = getPosition(frag.xy).xyz; - vec3 lv = center.xyz-pos.xyz; - float dist = length(lv); - dist /= size; - if (dist > 1.0) - { - discard; - } - - float shadow = 1.0; - - if (proj_shadow_idx >= 0) - { - vec4 shd = texture2DRect(lightMap, frag.xy); - float sh[2]; - sh[0] = shd.b; - sh[1] = shd.a; - shadow = min(sh[proj_shadow_idx]+shadow_fade, 1.0); - } - - vec3 norm = texture2DRect(normalMap, frag.xy).xyz; - - float envIntensity = norm.z; + vec4 frag = vary_fragcoord; + frag.xyz /= frag.w; + frag.xyz = frag.xyz*0.5+0.5; + frag.xy *= screen_res; + + vec3 pos = getPosition(frag.xy).xyz; + vec3 lv = center.xyz-pos.xyz; + float dist = length(lv); + dist /= size; + if (dist > 1.0) + { + discard; + } + + float shadow = 1.0; + + if (proj_shadow_idx >= 0) + { + vec4 shd = texture2DRect(lightMap, frag.xy); + shadow = (proj_shadow_idx == 0) ? shd.b : shd.a; + shadow = clamp(shadow, 0.0, 1.0); + shadow += shadow_fade; + } + + vec3 norm = texture2DRect(normalMap, frag.xy).xyz; + + float envIntensity = norm.z; - norm = getNorm(frag.xy); - - norm = normalize(norm); - float l_dist = -dot(lv, proj_n); - - vec4 proj_tc = (proj_mat * vec4(pos.xyz, 1.0)); - if (proj_tc.z < 0.0) - { - discard; - } - - proj_tc.xyz /= proj_tc.w; - - float fa = falloff+1.0; - float dist_atten = min(1.0-(dist-1.0*(1.0-fa))/fa, 1.0); - dist_atten *= dist_atten; - dist_atten *= 2.0; - if (dist_atten <= 0.0) - { - discard; - } - - lv = proj_origin-pos.xyz; - lv = normalize(lv); - float da = dot(norm, lv); + norm = getNorm(frag.xy); + + norm = normalize(norm); + float l_dist = -dot(lv, proj_n); + + vec4 proj_tc = (proj_mat * vec4(pos.xyz, 1.0)); + if (proj_tc.z < 0.0) + { + discard; + } + + proj_tc.xyz /= proj_tc.w; + + float fa = (falloff*0.5)+1.0; + float dist_atten = min(1.0-(dist-1.0*(1.0-fa))/fa, 1.0); + dist_atten *= dist_atten; + dist_atten *= 2.0; + if (dist_atten <= 0.0) + { + discard; + } + + lv = proj_origin-pos.xyz; + lv = normalize(lv); + float da = dot(norm, lv); - vec3 col = vec3(0,0,0); - - vec3 diff_tex = texture2DRect(diffuseRect, frag.xy).rgb; - - vec4 spec = texture2DRect(specularRect, frag.xy); + vec3 col = vec3(0,0,0); + + vec3 diff_tex = texture2DRect(diffuseRect, frag.xy).rgb; + + vec4 spec = texture2DRect(specularRect, frag.xy); - vec3 dlit = vec3(0, 0, 0); + vec3 dlit = vec3(0, 0, 0); - float noise = texture2D(noiseMap, frag.xy/128.0).b; - if (proj_tc.z > 0.0 && - proj_tc.x < 1.0 && - proj_tc.y < 1.0 && - proj_tc.x > 0.0 && - proj_tc.y > 0.0) - { - float amb_da = proj_ambiance; - float lit = 0.0; + float noise = texture2D(noiseMap, frag.xy/128.0).b; + if (proj_tc.z > 0.0 && + proj_tc.x < 1.0 && + proj_tc.y < 1.0 && + proj_tc.x > 0.0 && + proj_tc.y > 0.0) + { + float amb_da = proj_ambiance; + float lit = 0.0; - if (da > 0.0) - { - lit = da * dist_atten * noise; + if (da > 0.0) + { + lit = da * dist_atten * noise; - float diff = clamp((l_dist-proj_focus)/proj_range, 0.0, 1.0); - float lod = diff * proj_lod; - - vec4 plcol = texture2DLodDiffuse(projectionMap, proj_tc.xy, lod); - - dlit = color.rgb * plcol.rgb * plcol.a; - - col = dlit*lit*diff_tex*shadow; - amb_da += (da*0.5)*(1.0-shadow)*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)*(1.0-shadow)*proj_ambiance; - - amb_da *= dist_atten * noise; - - amb_da = min(amb_da, 1.0-lit); - - col += amb_da*color.rgb*diff_tex.rgb*amb_plcol.rgb*amb_plcol.a; - } - + float diff = clamp((l_dist-proj_focus)/proj_range, 0.0, 1.0); + float lod = diff * proj_lod; + + vec4 plcol = texture2DLodDiffuse(projectionMap, proj_tc.xy, lod); + + dlit = color.rgb * plcol.rgb * plcol.a; + + col = dlit*lit*diff_tex*shadow; + amb_da += (da*0.5)*(1.0-shadow)*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)*(1.0-shadow)*proj_ambiance; + + amb_da *= dist_atten * noise; + + amb_da = min(amb_da, 1.0-lit); + + col += amb_da*color.rgb*diff_tex.rgb*amb_plcol.rgb*amb_plcol.a; + } + - if (spec.a > 0.0) - { - vec3 npos = -normalize(pos); - dlit *= min(da*6.0, 1.0) * dist_atten; + if (spec.a > 0.0) + { + vec3 npos = -normalize(pos); + dlit *= min(da*6.0, 1.0) * dist_atten; - //vec3 ref = dot(pos+lv, norm); - vec3 h = normalize(lv+npos); - float nh = dot(norm, h); - float nv = dot(norm, npos); - float vh = dot(npos, h); - float sa = nh; - float fres = pow(1 - dot(h, npos), 5)*0.4+0.5; + //vec3 ref = dot(pos+lv, norm); + vec3 h = normalize(lv+npos); + float nh = dot(norm, h); + float nv = dot(norm, npos); + float vh = dot(npos, h); + float sa = nh; + float fres = pow(1 - dot(h, npos), 5)*0.4+0.5; - float gtdenom = 2 * nh; - float gt = max(0, min(gtdenom * nv / vh, gtdenom * da / vh)); - - if (nh > 0.0) - { - float scol = fres*texture2D(lightFunc, vec2(nh, spec.a)).r*gt/(nh*da); - col += dlit*scol*spec.rgb*shadow; - //col += spec.rgb; - } - } - - - - + float gtdenom = 2 * nh; + float gt = max(0, min(gtdenom * nv / vh, gtdenom * da / vh)); + + if (nh > 0.0) + { + float scol = fres*texture2D(lightFunc, vec2(nh, spec.a)).r*gt/(nh*da); + col += dlit*scol*spec.rgb*shadow; + //col += spec.rgb; + } + } + + + + - if (envIntensity > 0.0) - { - vec3 ref = reflect(normalize(pos), norm); - - //project from point pos in direction ref to plane proj_p, proj_n - vec3 pdelta = proj_p-pos; - float ds = dot(ref, proj_n); - - if (ds < 0.0) - { - vec3 pfinal = pos + ref * dot(pdelta, proj_n)/ds; - - vec4 stc = (proj_mat * vec4(pfinal.xyz, 1.0)); + if (envIntensity > 0.0) + { + vec3 ref = reflect(normalize(pos), norm); + + //project from point pos in direction ref to plane proj_p, proj_n + vec3 pdelta = proj_p-pos; + float ds = dot(ref, proj_n); + + if (ds < 0.0) + { + vec3 pfinal = pos + ref * dot(pdelta, proj_n)/ds; + + vec4 stc = (proj_mat * vec4(pfinal.xyz, 1.0)); - if (stc.z > 0.0) - { + if (stc.z > 0.0) + { stc /= stc.w; - - if (stc.x < 1.0 && - stc.y < 1.0 && - stc.x > 0.0 && - stc.y > 0.0) - { - col += color.rgb * texture2DLodSpecular(projectionMap, stc.xy, (1 - spec.a) * (proj_lod * 0.6)).rgb * shadow * envIntensity; - } - } - } - } + + if (stc.x < 1.0 && + stc.y < 1.0 && + stc.x > 0.0 && + stc.y > 0.0) + { + col += color.rgb * texture2DLodSpecular(projectionMap, stc.xy, (1 - spec.a) * (proj_lod * 0.6)).rgb * shadow * envIntensity; + } + } + } + } - //not sure why, but this line prevents MATBUG-194 - col = max(col, vec3(0.0)); + //not sure why, but this line prevents MATBUG-194 + col = max(col, vec3(0.0)); - frag_color.rgb = col; - frag_color.a = 0.0; + frag_color.rgb = col; + frag_color.a = 0.0; } diff --git a/indra/newview/app_settings/shaders/class3/deferred/spotLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/spotLightF.glsl index 00b276f585..6a813cac15 100644 --- a/indra/newview/app_settings/shaders/class3/deferred/spotLightF.glsl +++ b/indra/newview/app_settings/shaders/class3/deferred/spotLightF.glsl @@ -77,59 +77,59 @@ vec3 linear_to_srgb(vec3 cl); vec4 correctWithGamma(vec4 col) { - return vec4(srgb_to_linear(col.rgb), col.a); + return vec4(srgb_to_linear(col.rgb), col.a); } vec4 texture2DLodSpecular(sampler2D projectionMap, vec2 tc, float lod) { - vec4 ret = texture2DLod(projectionMap, tc, lod); - ret.rgb = srgb_to_linear(ret.rgb); - - 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); + vec4 ret = texture2DLod(projectionMap, tc, lod); + ret.rgb = srgb_to_linear(ret.rgb); + + 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); d *= min(1, d * (proj_lod - lod)); - - float edge = 0.25*det; - ret *= clamp(d/edge, 0.0, 1.0); - - return ret; + float edge = 0.25*det; + + ret *= clamp(d/edge, 0.0, 1.0); + + return ret; } vec4 texture2DLodDiffuse(sampler2D projectionMap, vec2 tc, float lod) { - vec4 ret = texture2DLod(projectionMap, tc, lod); - ret = correctWithGamma(ret); - - 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 ret = texture2DLod(projectionMap, tc, lod); + ret = correctWithGamma(ret); + + 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); - ret = correctWithGamma(ret); - - 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 ret = texture2DLod(projectionMap, tc, lod); + ret = correctWithGamma(ret); + + 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; } @@ -137,163 +137,162 @@ vec4 getPosition(vec2 pos_screen); void main() { - vec4 frag = vary_fragcoord; - frag.xyz /= frag.w; - frag.xyz = frag.xyz*0.5+0.5; - frag.xy *= screen_res; - - vec3 pos = getPosition(frag.xy).xyz; - vec3 lv = trans_center.xyz-pos.xyz; - float dist = length(lv); - dist /= size; - if (dist > 1.0) - { - discard; - } - - float shadow = 1.0; - - if (proj_shadow_idx >= 0) - { - vec4 shd = texture2DRect(lightMap, frag.xy); - float sh[2]; - sh[0] = shd.b; - sh[1] = shd.a; - shadow = min(sh[proj_shadow_idx]+shadow_fade, 1.0); - } - - vec3 norm = texture2DRect(normalMap, frag.xy).xyz; - float envIntensity = norm.z; - norm = getNorm(frag.xy); - - norm = normalize(norm); - float l_dist = -dot(lv, proj_n); - - vec4 proj_tc = (proj_mat * vec4(pos.xyz, 1.0)); - if (proj_tc.z < 0.0) - { - discard; - } - - proj_tc.xyz /= proj_tc.w; - - float fa = falloff + 1.0; - float dist_atten = min(1.0 - (dist - 1.0 * (1.0 - fa)) / fa, 1.0); - dist_atten *= dist_atten; - dist_atten *= 2.0; + vec4 frag = vary_fragcoord; + frag.xyz /= frag.w; + frag.xyz = frag.xyz*0.5+0.5; + frag.xy *= screen_res; + + vec3 pos = getPosition(frag.xy).xyz; + vec3 lv = trans_center.xyz-pos.xyz; + float dist = length(lv); + dist /= size; + if (dist > 1.0) + { + discard; + } + + float shadow = 1.0; + + if (proj_shadow_idx >= 0) + { + vec4 shd = texture2DRect(lightMap, frag.xy); + shadow = (proj_shadow_idx == 0) ? shd.b : shd.a; + shadow = clamp(shadow, 0.0, 1.0); + shadow += shadow_fade; + } + + vec3 norm = texture2DRect(normalMap, frag.xy).xyz; + float envIntensity = norm.z; + norm = getNorm(frag.xy); + + norm = normalize(norm); + float l_dist = -dot(lv, proj_n); + + vec4 proj_tc = (proj_mat * vec4(pos.xyz, 1.0)); + if (proj_tc.z < 0.0) + { + discard; + } + + proj_tc.xyz /= proj_tc.w; + + float fa = (falloff*0.5) + 1.0; + float dist_atten = min(1.0 - (dist - 1.0 * (1.0 - fa)) / fa, 1.0); + dist_atten *= dist_atten; + dist_atten *= 2.0; - if (dist_atten <= 0.0) - { - discard; - } - - lv = proj_origin-pos.xyz; - lv = normalize(lv); - float da = dot(norm, lv); - - vec3 col = vec3(0,0,0); - - vec3 diff_tex = texture2DRect(diffuseRect, frag.xy).rgb; - - vec4 spec = texture2DRect(specularRect, frag.xy); + if (dist_atten <= 0.0) + { + discard; + } + + lv = proj_origin-pos.xyz; + lv = normalize(lv); + float da = dot(norm, lv); + + vec3 col = vec3(0,0,0); + + vec3 diff_tex = texture2DRect(diffuseRect, frag.xy).rgb; + + vec4 spec = texture2DRect(specularRect, frag.xy); - vec3 dlit = vec3(0, 0, 0); + vec3 dlit = vec3(0, 0, 0); - float noise = texture2D(noiseMap, frag.xy/128.0).b; - if (proj_tc.z > 0.0 && - proj_tc.x < 1.0 && - proj_tc.y < 1.0 && - proj_tc.x > 0.0 && - proj_tc.y > 0.0) - { - float amb_da = proj_ambiance; - float lit = 0.0; - - if (da > 0.0) - { - lit = da * dist_atten * noise; + float noise = texture2D(noiseMap, frag.xy/128.0).b; + if (proj_tc.z > 0.0 && + proj_tc.x < 1.0 && + proj_tc.y < 1.0 && + proj_tc.x > 0.0 && + proj_tc.y > 0.0) + { + float amb_da = proj_ambiance; + float lit = 0.0; + + if (da > 0.0) + { + lit = da * dist_atten * noise; - float diff = clamp((l_dist-proj_focus)/proj_range, 0.0, 1.0); - float lod = diff * proj_lod; - - vec4 plcol = texture2DLodDiffuse(projectionMap, proj_tc.xy, lod); - - dlit = color.rgb * plcol.rgb * plcol.a; - - col = dlit*lit*diff_tex*shadow; - amb_da += (da*0.5)*(1.0-shadow)*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)*(1.0-shadow)*proj_ambiance; - - amb_da *= dist_atten * noise; - - amb_da = min(amb_da, 1.0-lit); - - col += amb_da*color.rgb*diff_tex.rgb*amb_plcol.rgb*amb_plcol.a; - } - + float diff = clamp((l_dist-proj_focus)/proj_range, 0.0, 1.0); + float lod = diff * proj_lod; + + vec4 plcol = texture2DLodDiffuse(projectionMap, proj_tc.xy, lod); + + dlit = color.rgb * plcol.rgb * plcol.a; + + col = dlit*lit*diff_tex*shadow; + amb_da += (da*0.5)*(1.0-shadow)*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)*(1.0-shadow)*proj_ambiance; + + amb_da *= dist_atten * noise; + + amb_da = min(amb_da, 1.0-lit); + + col += amb_da*color.rgb*diff_tex.rgb*amb_plcol.rgb*amb_plcol.a; + } + - if (spec.a > 0.0) - { - dlit *= min(da*6.0, 1.0) * dist_atten; - vec3 npos = -normalize(pos); + if (spec.a > 0.0) + { + dlit *= min(da*6.0, 1.0) * dist_atten; + vec3 npos = -normalize(pos); - //vec3 ref = dot(pos+lv, norm); - vec3 h = normalize(lv+npos); - float nh = dot(norm, h); - float nv = dot(norm, npos); - float vh = dot(npos, h); - float sa = nh; - float fres = pow(1 - dot(h, npos), 5)*0.4+0.5; + //vec3 ref = dot(pos+lv, norm); + vec3 h = normalize(lv+npos); + float nh = dot(norm, h); + float nv = dot(norm, npos); + float vh = dot(npos, h); + float sa = nh; + float fres = pow(1 - dot(h, npos), 5)*0.4+0.5; - float gtdenom = 2 * nh; - float gt = max(0, min(gtdenom * nv / vh, gtdenom * da / vh)); - - if (nh > 0.0) - { - float scol = fres*texture2D(lightFunc, vec2(nh, spec.a)).r*gt/(nh*da); - col += dlit*scol*spec.rgb*shadow; - //col += spec.rgb; - } - } - + float gtdenom = 2 * nh; + float gt = max(0, min(gtdenom * nv / vh, gtdenom * da / vh)); + + if (nh > 0.0) + { + float scol = fres*texture2D(lightFunc, vec2(nh, spec.a)).r*gt/(nh*da); + col += dlit*scol*spec.rgb*shadow; + //col += spec.rgb; + } + } + - if (envIntensity > 0.0) - { - vec3 ref = reflect(normalize(pos), norm); - - //project from point pos in direction ref to plane proj_p, proj_n - vec3 pdelta = proj_p-pos; - float ds = dot(ref, proj_n); - - if (ds < 0.0) - { - vec3 pfinal = pos + ref * dot(pdelta, proj_n)/ds; - - vec4 stc = (proj_mat * vec4(pfinal.xyz, 1.0)); + if (envIntensity > 0.0) + { + vec3 ref = reflect(normalize(pos), norm); + + //project from point pos in direction ref to plane proj_p, proj_n + vec3 pdelta = proj_p-pos; + float ds = dot(ref, proj_n); + + if (ds < 0.0) + { + vec3 pfinal = pos + ref * dot(pdelta, proj_n)/ds; + + vec4 stc = (proj_mat * vec4(pfinal.xyz, 1.0)); - if (stc.z > 0.0) - { - stc /= stc.w; - - if (stc.x < 1.0 && - stc.y < 1.0 && - stc.x > 0.0 && - stc.y > 0.0) - { - col += color.rgb * texture2DLodSpecular(projectionMap, stc.xy, (1 - spec.a) * (proj_lod * 0.6)).rgb * shadow * envIntensity; - } - } - } - } - - //not sure why, but this line prevents MATBUG-194 - col = max(col, vec3(0.0)); + if (stc.z > 0.0) + { + stc /= stc.w; + + if (stc.x < 1.0 && + stc.y < 1.0 && + stc.x > 0.0 && + stc.y > 0.0) + { + col += color.rgb * texture2DLodSpecular(projectionMap, stc.xy, (1 - spec.a) * (proj_lod * 0.6)).rgb * shadow * envIntensity; + } + } + } + } + + //not sure why, but this line prevents MATBUG-194 + col = max(col, vec3(0.0)); - frag_color.rgb = col; - frag_color.a = 0.0; + frag_color.rgb = col; + frag_color.a = 0.0; } |