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/* Display a linear image texture into sRGB space */
uniform sampler2D image;
in vec2 texCoord_interp;
out vec4 fragColor;
float linearrgb_to_srgb(float c)
{
if (c < 0.0031308) {
return (c < 0.0) ? 0.0 : c * 12.92;
}
else {
return 1.055 * pow(c, 1.0 / 2.4) - 0.055;
}
}
void linearrgb_to_srgb(vec4 col_from, out vec4 col_to)
{
col_to.r = linearrgb_to_srgb(col_from.r);
col_to.g = linearrgb_to_srgb(col_from.g);
col_to.b = linearrgb_to_srgb(col_from.b);
col_to.a = col_from.a;
}
void main()
{
fragColor = texture(image, texCoord_interp.st);
linearrgb_to_srgb(fragColor, fragColor);
}
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