4 * Copy the depth buffer to the color buffer as a grayscale image.
5 * Useful for inspecting the depth buffer values.
7 * This program is in the public domain.
9 * Brian Paul November 4, 1998
22 ShowDepthBuffer( GLsizei winWidth
, GLsizei winHeight
,
23 GLfloat zBlack
, GLfloat zWhite
);
27 ShowAlphaBuffer( GLsizei winWidth
, GLsizei winHeight
);
31 ShowStencilBuffer( GLsizei winWidth
, GLsizei winHeight
,
32 GLfloat scale
, GLfloat bias
);