Changeset 561 for trunk/src/opengl/util/conical_brush.glsl

Timestamp:

Feb 11, 2010, 11:19:06 PM (15 years ago)

Author:

Dmitry A. Kuminov

Message:

trunk: Merged in qt 4.6.1 sources.

Location:

trunk

Files:

• . (modified) (1 prop)
• src/opengl/util/conical_brush.glsl (modified) (1 diff)

trunk/src/opengl/util/conical_brush.glsl

@@ -21 +21 @@
     if (abs(A.y) == abs(A.x))
         A.y += 0.002;
-    float t = (atan2(-A.y, A.x) + angle) / (2.0 * M_PI);
+    float t = (atan(-A.y, A.x) + angle) / (2.0 * M_PI);
     float val = t - floor(t);
     return texture1D(palette, val);