gaussianblur.frag - mozsearch

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VARYING vec2 TexCoord0;

VARYING vec2 TexCoord1;

VARYING vec2 TexCoord2;

VARYING vec2 TexCoord3;

VARYING vec2 TexCoord4;

VARYING vec2 TexCoord5;

VARYING vec2 TexCoord6;

#define WT7_0 20.0

#define WT7_1 15.0

#define WT7_2 6.0

#define WT7_3 1.0

#define WT7_NORMALIZE (WT7_0+2.0*(WT7_1+WT7_2+WT7_3))

vec4 gaussianBlur(sampler2D inSampler)

    vec4 OutCol = vec4(0.0);

    OutCol += texture(inSampler, TexCoord0) * ( WT7_1/WT7_NORMALIZE );

    OutCol += texture(inSampler, TexCoord1) * ( WT7_2/WT7_NORMALIZE );

    OutCol += texture(inSampler, TexCoord2) * ( WT7_3/WT7_NORMALIZE );

    OutCol += texture(inSampler, TexCoord3) * ( WT7_0/WT7_NORMALIZE );

    OutCol += texture(inSampler, TexCoord4) * ( WT7_1/WT7_NORMALIZE );

    OutCol += texture(inSampler, TexCoord5) * ( WT7_2/WT7_NORMALIZE );

    OutCol += texture(inSampler, TexCoord6) * ( WT7_3/WT7_NORMALIZE );

    return OutCol;

void MAIN()

    FRAGCOLOR = gaussianBlur(INPUT);