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Diffstat (limited to 'slideshow/opengl/glitterVertexShader.glsl')
-rw-r--r--slideshow/opengl/glitterVertexShader.glsl4
1 files changed, 2 insertions, 2 deletions
diff --git a/slideshow/opengl/glitterVertexShader.glsl b/slideshow/opengl/glitterVertexShader.glsl
index 3704efdab90e..00ae568ac672 100644
--- a/slideshow/opengl/glitterVertexShader.glsl
+++ b/slideshow/opengl/glitterVertexShader.glsl
@@ -111,9 +111,9 @@ void main( void )
// Scale the transition time to minimize the time a tile will stay black.
float transitionTime = clamp((time - startTime) / (endTime - startTime), 0.0, 1.0);
if (transitionTime < 0.5)
- transitionTime = transitionTime * 0.3 / 0.5;
+ transitionTime = transitionTime / 2.0;
else
- transitionTime = (transitionTime * 0.3 / 0.5) + 0.4;
+ transitionTime = (transitionTime / 2.0) + 0.5;
angle = transitionTime * M_PI * 2.0;
mat4 modelViewMatrix = u_modelViewMatrix * u_operationsTransformMatrix * u_sceneTransformMatrix * u_primitiveTransformMatrix;