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Diffstat (limited to 'indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl')
-rw-r--r--indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl34
1 files changed, 17 insertions, 17 deletions
diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl
index 6a83be1426..da3d922017 100644
--- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl
+++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl
@@ -47,12 +47,12 @@ uniform vec4 sunlight_color;
uniform vec4 ambient;
uniform vec4 blue_horizon;
uniform vec4 blue_density;
-uniform vec4 haze_horizon;
-uniform vec4 haze_density;
-uniform vec4 cloud_shadow;
-uniform vec4 density_multiplier;
-uniform vec4 distance_multiplier;
-uniform vec4 max_y;
+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;
void calcAtmospherics(vec3 inPositionEye) {
@@ -61,8 +61,8 @@ void calcAtmospherics(vec3 inPositionEye) {
setPositionEye(P);
//(TERRAIN) limit altitude
- if (P.y > max_y.x) P *= (max_y.x / P.y);
- if (P.y < -max_y.x) P *= (-max_y.x / P.y);
+ if (P.y > max_y) P *= (max_y / P.y);
+ if (P.y < -max_y) P *= (-max_y / P.y);
vec3 tmpLightnorm = lightnorm.xyz;
@@ -78,13 +78,13 @@ void calcAtmospherics(vec3 inPositionEye) {
//sunlight attenuation effect (hue and brightness) due to atmosphere
//this is used later for sunlight modulation at various altitudes
- light_atten = (blue_density * 1.0 + vec4(haze_density.r) * 0.25) * (density_multiplier.x * max_y.x);
+ light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y);
//I had thought blue_density and haze_density should have equal weighting,
//but attenuation due to haze_density tends to seem too strong
- temp1 = blue_density + vec4(haze_density.r);
+ temp1 = blue_density + vec4(haze_density);
blue_weight = blue_density / temp1;
- haze_weight = vec4(haze_density.r) / temp1;
+ haze_weight = vec4(haze_density) / temp1;
//(TERRAIN) compute sunlight from lightnorm only (for short rays like terrain)
temp2.y = max(0.0, tmpLightnorm.y);
@@ -92,12 +92,12 @@ void calcAtmospherics(vec3 inPositionEye) {
sunlight *= exp( - light_atten * temp2.y);
// main atmospheric scattering line integral
- temp2.z = Plen * density_multiplier.x;
+ temp2.z = Plen * density_multiplier;
// Transparency (-> temp1)
- // ATI Bugfix -- can't store temp1*temp2.z*distance_multiplier.x in a variable because the ati
+ // ATI Bugfix -- can't store temp1*temp2.z*distance_multiplier in a variable because the ati
// compiler gets confused.
- temp1 = exp(-temp1 * temp2.z * distance_multiplier.x);
+ temp1 = exp(-temp1 * temp2.z * distance_multiplier);
//final atmosphere attenuation factor
setAtmosAttenuation(temp1.rgb);
@@ -122,12 +122,12 @@ void calcAtmospherics(vec3 inPositionEye) {
//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 * 0.5;
//haze color
setAdditiveColor(
- vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow.x) + tmpAmbient)
- + (haze_horizon.r * haze_weight) * (sunlight*(1.-cloud_shadow.x) * temp2.x
+ vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow) + tmpAmbient)
+ + (haze_horizon * haze_weight) * (sunlight*(1.-cloud_shadow) * temp2.x
+ tmpAmbient)));
//brightness of surface both sunlight and ambient