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Code Issues Wiki Activity

Simplify OutlineInline shader a bit

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This commit is contained in:
Emmanouil Papadeas 2022-10-10 19:58:40 +03:00
parent c899957030
commit 32fdea638b
1 changed files with 3 additions and 5 deletions
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8
src/Shaders/OutlineInline.gdshader
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@ -11,20 +11,18 @@ uniform sampler2D selection;
bool has_contrary_neighbour(vec2 uv, vec2 texture_pixel_size, sampler2D tex) {
for (float i = -ceil(width); i <= ceil(width); i++) {
float x = abs(i) > width ? width * sign(i) : i;
float offset;
if (pattern == 0) {
offset = width - abs(x);
offset = width - abs(i);
} else if (pattern == 1) {
offset = floor(sqrt(pow(width + 0.5, 2) - x * x));
offset = floor(sqrt(pow(width + 0.5, 2) - i * i));
} else if (pattern == 2) {
offset = width;
}
for (float j = -ceil(offset); j <= ceil(offset); j++) {
float y = abs(j) > offset ? offset * sign(j) : j;
vec2 xy = uv + texture_pixel_size * vec2(x, y);
vec2 xy = uv + texture_pixel_size * vec2(i, j);
if ((xy != clamp(xy, vec2(0.0), vec2(1.0)) || texture(tex, xy).a == 0.0) == inside) {
return true;