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graphics: Refactor shader

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Hajime Hoshi 2018-05-13 03:31:24 +09:00
parent b69d564d89
commit efaa5aa17a
1 changed files with 1 additions and 3 deletions
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4
internal/graphics/shader.go
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@ -90,9 +90,7 @@ highp vec2 roundTexel(highp vec2 p) {
// highp (relative) precision is 2^(-16) in the spec.
// The minimum value for a denominator is half of 65536.
highp float factor = 1.0 / 32768.0;
p.x -= mod(p.x + factor * 0.5, factor) - factor * 0.5;
p.y -= mod(p.y + factor * 0.5, factor) - factor * 0.5;
return p;
return p - (mod(p.x + factor * 0.5, factor) - factor * 0.5);
}
void main(void) {