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[orx-jumpflood] Fix jumpflood readme example, signature seems to have changed (#129)

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This commit is contained in:
Abe Pazos
2020-06-22 19:50:39 +02:00
committed by GitHub
parent 9cc2209fc7
commit 847f05cc7b
1 changed files with 6 additions and 9 deletions
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15
orx-jumpflood/README.md
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@@ -58,7 +58,7 @@ fun main() = application {
thresholdFilter.threshold = 0.5 thresholdFilter.threshold = 0.5
thresholdFilter.apply(blurred, thresholded) thresholdFilter.apply(blurred, thresholded)
distanceFieldFromBitmap(drawer, thresholded, result = distanceField) distanceFieldFromBitmap(thresholded, result = distanceField)
drawer.isolated { drawer.isolated {
// -- use a shadestyle to visualize the distance field // -- use a shadestyle to visualize the distance field
@@ -66,7 +66,7 @@ fun main() = application {
fragmentTransform = """ fragmentTransform = """
float d = x_fill.r; float d = x_fill.r;
if (x_fill.g > 0.5) { if (x_fill.g > 0.5) {
x_fill.rgb = 1.0 * vec3(cos(d) * 0.5 + 0.5); x_fill.rgb = vec3(cos(d) * 0.5 + 0.5);
} else { } else {
x_fill.rgb = 0.25 * vec3(1.0 - (cos(d) * 0.5 + 0.5)); x_fill.rgb = 0.25 * vec3(1.0 - (cos(d) * 0.5 + 0.5));
} }
@@ -131,20 +131,17 @@ fun main() = application {
thresholdFilter.threshold = 0.5 thresholdFilter.threshold = 0.5
thresholdFilter.apply(blurred, thresholded) thresholdFilter.apply(blurred, thresholded)
directionFieldFromBitmap(drawer, thresholded, result = directionField) directionFieldFromBitmap(thresholded, result = directionField)
drawer.isolated { drawer.isolated {
// -- use a shadestyle to visualize the direction field // -- use a shadestyle to visualize the direction field
drawer.shadeStyle = shadeStyle { drawer.shadeStyle = shadeStyle {
fragmentTransform = """ fragmentTransform = """
float a = atan(x_fill.r, x_fill.g); float a = atan(x_fill.r, x_fill.g);
if (a < 0) { if (x_fill.b > 0.5) {
a += 3.1415926535*2; x_fill.rgb = vec3(cos(a)*0.5+0.5, 1.0, sin(a)*0.5+0.5);
}
if (x_fill.g > 0.5) {
x_fill.rgb = 1.0*vec3(cos(a*1.0)*0.5+0.5);
} else { } else {
x_fill.rgb = 0.25*vec3(cos(a*1.0)*0.5+0.5); x_fill.rgb = vec3(cos(a)*0.5+0.5, 0.0, sin(a)*0.5+0.5);
} }
""" """
} }