diff options
Diffstat (limited to 'src/shader/code/stream.glsl')
| -rw-r--r-- | src/shader/code/stream.glsl | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/shader/code/stream.glsl b/src/shader/code/stream.glsl index 982b207..9b77c85 100644 --- a/src/shader/code/stream.glsl +++ b/src/shader/code/stream.glsl @@ -29,6 +29,10 @@ void main() { const uint x = gl_GlobalInvocationID.x; const uint y = gl_GlobalInvocationID.y; + if ( !(x < nX && y < nY) ) { + return; + } + if ( x != 0 && x != nX-1 && y != 0 && y != nY-1 ) { for ( int i = -1; i <= 1; ++i ) { for ( int j = -1; j <= 1; ++j ) { |