22 lines
387 B
Plaintext
22 lines
387 B
Plaintext
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in vec2 v_pos;
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in vec2 v_size;
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in vec2 v_aa;
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in vec2 v_dp;
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in vec4 v_color;
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out vec4 o_color;
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void main() {
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vec2 dp = v_dp;
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dp *= pow(length(dp), .1);
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vec2 diff = abs(dp - v_pos);
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float aa = uni.aa * 4.;
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float a =
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(1.-smoothstep(v_size.x-aa, v_size.x, diff.x)) *
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(1.-smoothstep(v_size.y-aa, v_size.y, diff.y));
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o_color = v_color;
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o_color.a *= a;
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}
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