#if wxUSE_GLCANVAS
+//---------------------------------------------------------------------------
+// Constants for attriblist
+//---------------------------------------------------------------------------
+
+// The generic GL implementation doesn't support most of these options,
+// such as stereo, auxiliary buffers, alpha channel, and accum buffer.
+// Other implementations may actually support them.
+
+enum
+{
+ WX_GL_RGBA=1, /* use true color palette */
+ WX_GL_BUFFER_SIZE, /* bits for buffer if not WX_GL_RGBA */
+ WX_GL_LEVEL, /* 0 for main buffer, >0 for overlay, <0 for underlay */
+ WX_GL_DOUBLEBUFFER, /* use doublebuffer */
+ WX_GL_STEREO, /* use stereoscopic display */
+ WX_GL_AUX_BUFFERS, /* number of auxiliary buffers */
+ WX_GL_MIN_RED, /* use red buffer with most bits (> MIN_RED bits) */
+ WX_GL_MIN_GREEN, /* use green buffer with most bits (> MIN_GREEN bits) */
+ WX_GL_MIN_BLUE, /* use blue buffer with most bits (> MIN_BLUE bits) */
+ WX_GL_MIN_ALPHA, /* use blue buffer with most bits (> MIN_ALPHA bits) */
+ WX_GL_DEPTH_SIZE, /* bits for Z-buffer (0,16,32) */
+ WX_GL_STENCIL_SIZE, /* bits for stencil buffer */
+ WX_GL_MIN_ACCUM_RED, /* use red accum buffer with most bits (> MIN_ACCUM_RED bits) */
+ WX_GL_MIN_ACCUM_GREEN, /* use green buffer with most bits (> MIN_ACCUM_GREEN bits) */
+ WX_GL_MIN_ACCUM_BLUE, /* use blue buffer with most bits (> MIN_ACCUM_BLUE bits) */
+ WX_GL_MIN_ACCUM_ALPHA /* use blue buffer with most bits (> MIN_ACCUM_ALPHA bits) */
+};
+
#define wxGLCanvasName _T("GLCanvas")
#if defined(__WXMSW__)