diff options
Diffstat (limited to 'indra/newview/app_settings/shaders/class1/deferred/materialF.glsl')
| -rw-r--r-- | indra/newview/app_settings/shaders/class1/deferred/materialF.glsl | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl b/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl index de404cbffe..35b176b457 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl @@ -43,11 +43,11 @@ uniform sampler2D bumpMap; #if HAS_SPECULAR_MAP uniform sampler2D specularMap; -uniform float env_intensity; VARYING vec2 vary_texcoord2; #endif +uniform float env_intensity; uniform vec4 specular_color; #if DIFFUSE_ALPHA_MODE == DIFFUSE_ALPHA_MODE_MASK @@ -66,6 +66,11 @@ VARYING vec3 vary_normal; VARYING vec4 vertex_color; VARYING vec2 vary_texcoord0; +vec2 encode_normal(vec3 n) +{ + float f = sqrt(8 * n.z + 8); + return n.xy / f + 0.5; +} void main() { @@ -109,16 +114,14 @@ void main() //final_color.rgb *= 1 - spec.a * env_intensity; final_specular.rgb *= specular_color.rgb; - vec4 final_normal = vec4(normalize(tnorm), spec.a * env_intensity); + vec4 final_normal = vec4(encode_normal(normalize(tnorm)), spec.a * env_intensity, 0.0); final_specular.a = specular_color.a * norm.a; #else - vec4 final_normal = vec4(normalize(tnorm), 0.0); + vec4 final_normal = vec4(encode_normal(normalize(tnorm)), env_intensity, 0.0); final_specular.a = specular_color.a; #endif - - final_normal.xyz = final_normal.xyz * 0.5 + 0.5; frag_data[0] = final_color; frag_data[1] = final_specular; // XYZ = Specular color. W = Specular exponent. - frag_data[2] = final_normal; // XYZ = Normal. W = Env. intensity. + frag_data[2] = final_normal; // XY = Normal. Z = Env. intensity. } |