diff options
Diffstat (limited to 'indra/newview/app_settings/shaders/class1/effects')
4 files changed, 95 insertions, 0 deletions
diff --git a/indra/newview/app_settings/shaders/class1/effects/glowExtractF.glsl b/indra/newview/app_settings/shaders/class1/effects/glowExtractF.glsl new file mode 100644 index 0000000000..dbdfe1174c --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/effects/glowExtractF.glsl @@ -0,0 +1,28 @@ +/** + * @file glowExtractF.glsl + * + * Copyright (c) 2007-$CurrentYear$, Linden Research, Inc. + * $License$ + */ + +#extension GL_ARB_texture_rectangle : enable + +uniform sampler2DRect diffuseMap; +uniform float minLuminance; +uniform float maxExtractAlpha; +uniform vec3 lumWeights; +uniform vec3 warmthWeights; +uniform float warmthAmount; + +void main() +{ + vec4 col = texture2DRect(diffuseMap, gl_TexCoord[0].xy); + + /// CALCULATING LUMINANCE (Using NTSC lum weights) + /// http://en.wikipedia.org/wiki/Luma_%28video%29 + float lum = smoothstep(minLuminance, 1.0, dot(col.rgb, lumWeights ) ); + float warmth = smoothstep(minLuminance, 1.0, max(col.r * warmthWeights.r, max(col.g * warmthWeights.g, col.b * warmthWeights.b)) ); + + gl_FragColor.rgb = col.rgb; + gl_FragColor.a = max(col.a, mix(lum, warmth, warmthAmount) * maxExtractAlpha); +} diff --git a/indra/newview/app_settings/shaders/class1/effects/glowExtractV.glsl b/indra/newview/app_settings/shaders/class1/effects/glowExtractV.glsl new file mode 100644 index 0000000000..61dfd2f126 --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/effects/glowExtractV.glsl @@ -0,0 +1,14 @@ +/** + * @file glowExtractV.glsl + * + * Copyright (c) 2007-$CurrentYear$, Linden Research, Inc. + * $License$ + */ + + +void main() +{ + gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex; + + gl_TexCoord[0].xy = gl_MultiTexCoord0.xy; +} diff --git a/indra/newview/app_settings/shaders/class1/effects/glowF.glsl b/indra/newview/app_settings/shaders/class1/effects/glowF.glsl new file mode 100644 index 0000000000..21c7ad765f --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/effects/glowF.glsl @@ -0,0 +1,31 @@ +/** + * @file glowF.glsl + * + * Copyright (c) 2007-$CurrentYear$, Linden Research, Inc. + * $License$ + */ + +uniform sampler2D diffuseMap; +uniform float glowStrength; + +void main() +{ + + vec4 col = vec4(0.0, 0.0, 0.0, 0.0); + + // ATI compiler falls down on array initialization. + float kern[8]; + kern[0] = 0.25; kern[1] = 0.5; kern[2] = 0.8; kern[3] = 1.0; + kern[4] = 1.0; kern[5] = 0.8; kern[6] = 0.5; kern[7] = 0.25; + + col += kern[0] * texture2D(diffuseMap, gl_TexCoord[0].xy); + col += kern[1] * texture2D(diffuseMap, gl_TexCoord[1].xy); + col += kern[2] * texture2D(diffuseMap, gl_TexCoord[2].xy); + col += kern[3] * texture2D(diffuseMap, gl_TexCoord[3].xy); + col += kern[4] * texture2D(diffuseMap, gl_TexCoord[0].zw); + col += kern[5] * texture2D(diffuseMap, gl_TexCoord[1].zw); + col += kern[6] * texture2D(diffuseMap, gl_TexCoord[2].zw); + col += kern[7] * texture2D(diffuseMap, gl_TexCoord[3].zw); + + gl_FragColor = vec4(col.rgb * glowStrength, col.a); +} diff --git a/indra/newview/app_settings/shaders/class1/effects/glowV.glsl b/indra/newview/app_settings/shaders/class1/effects/glowV.glsl new file mode 100644 index 0000000000..13ce7c7854 --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/effects/glowV.glsl @@ -0,0 +1,22 @@ +/** + * @file glowV.glsl + * + * Copyright (c) 2007-$CurrentYear$, Linden Research, Inc. + * $License$ + */ + +uniform vec2 glowDelta; + +void main() +{ + gl_Position = gl_ModelViewProjectionMatrix * gl_Vertex; + + gl_TexCoord[0].xy = gl_MultiTexCoord0.xy + glowDelta*(-3.5); + gl_TexCoord[1].xy = gl_MultiTexCoord0.xy + glowDelta*(-2.5); + gl_TexCoord[2].xy = gl_MultiTexCoord0.xy + glowDelta*(-1.5); + gl_TexCoord[3].xy = gl_MultiTexCoord0.xy + glowDelta*(-0.5); + gl_TexCoord[0].zw = gl_MultiTexCoord0.xy + glowDelta*(0.5); + gl_TexCoord[1].zw = gl_MultiTexCoord0.xy + glowDelta*(1.5); + gl_TexCoord[2].zw = gl_MultiTexCoord0.xy + glowDelta*(2.5); + gl_TexCoord[3].zw = gl_MultiTexCoord0.xy + glowDelta*(3.5); +} |