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Distinguish odd layer counts in debug mode

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The low-curvature construction admits odd layer counts.
This commit is contained in:
Aaron Fenyes 2024-09-08 23:31:48 -07:00
parent 163361184b
commit b289d2d4c3
1 changed files with 5 additions and 7 deletions
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12
app-proto/inversive-display/src/inversive.frag
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@ -193,15 +193,13 @@ void main() {
if (debug_mode) {
// at the bottom of the screen, show the color scale instead of the
// layer count
if (gl_FragCoord.y < 10.) layer_cnt = 2 * int(8. * gl_FragCoord.x / resolution.x);
if (gl_FragCoord.y < 10.) layer_cnt = int(16. * gl_FragCoord.x / resolution.x);
// convert number to color
vec3 color;
if (layer_cnt % 2 == 0) {
ivec3 bits = layer_cnt / ivec3(2, 4, 8);
color = mod(vec3(bits), 2.);
} else {
color = vec3(0.5);
ivec3 bits = layer_cnt / ivec3(1, 2, 4);
vec3 color = mod(vec3(bits), 2.);
if (layer_cnt % 16 >= 8) {
color = mix(color, vec3(0.5), 0.5);
}
outColor = vec4(color, 1.);
return;