entity_outline_box_blur.fsh0 B
Empty File
#version 150
uniform sampler2D InSampler;
in vec2 texCoord;
in vec2 sampleStep;
out vec4 fragColor;
void main() {
vec4 blurred = vec4(0.0);
float radius = 2.0;
for (float a = -radius + 0.5; a <= radius; a += 2.0) {
blurred += texture(InSampler, texCoord + sampleStep * a);
}
blurred += texture(InSampler, texCoord + sampleStep * radius) / 2.0;
fragColor = vec4((blurred / (radius + 0.5)).rgb, blurred.a);
}