fix rotation range check in text shader

fixes #215
2014-05-19 17:35:55 -04:00
parent 264bcd34d9
commit 4d38e4eb15
2 changed files with 1 additions and 2 deletions
--- a/src/shader/text.vertex.glsl
+++ b/src/shader/text.vertex.glsl
@@ -62,7 +62,7 @@ void main() {

    // all the angles are 0..256 representing 0..2PI
    // hide if (angle >= a_rangeend && angle < rangestart)
-    z += (1.0 - step(a_range[0], u_angle)) * step(a_range[1], u_angle);
+    z += step(a_range[0], u_angle) * (1.0 - step(a_range[1], u_angle));

    gl_Position = u_matrix * vec4(a_pos, 0, 1) + u_exmatrix * vec4(a_offset / 64.0, z, 0);
    v_tex = a_tex * 4.0 / u_texsize;