diff options
Diffstat (limited to 'src/jogl/classes/com/jogamp/opengl/util/GLArrayDataClient.java')
-rw-r--r-- | src/jogl/classes/com/jogamp/opengl/util/GLArrayDataClient.java | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/src/jogl/classes/com/jogamp/opengl/util/GLArrayDataClient.java b/src/jogl/classes/com/jogamp/opengl/util/GLArrayDataClient.java index ee9a21095..99500adfb 100644 --- a/src/jogl/classes/com/jogamp/opengl/util/GLArrayDataClient.java +++ b/src/jogl/classes/com/jogamp/opengl/util/GLArrayDataClient.java @@ -158,7 +158,15 @@ public class GLArrayDataClient extends GLArrayDataWrapper implements GLArrayData // init/generate VBO name if not done yet init_vbo(gl); } - final Object ext = usesGLSL ? ShaderState.getShaderState(gl) : null ; + final Object ext; + if(usesGLSL) { + ext = ShaderState.getShaderState(gl); + if(null == ext) { + throw new GLException("A ShaderState must be bound to the GL context, use 'ShaderState.setShaderState(gl)'"); + } + } else { + ext = null; + } if(enable) { glArrayHandler.syncData(gl, true, ext); glArrayHandler.enableState(gl, true, ext); |