-_mesa_logicop_ci_pixels( GLcontext *ctx,
- GLuint n, const GLint x[], const GLint y[],
- GLuint index[], const GLubyte mask[] );
-
-
-extern void
-_mesa_logicop_rgba_span( GLcontext *ctx, GLuint n, GLint x, GLint y,
- GLchan rgba[][4], const GLubyte mask[] );
-
-
-extern void
-_mesa_logicop_rgba_pixels( GLcontext *ctx,
- GLuint n, const GLint x[], const GLint y[],
- GLchan rgba[][4], const GLubyte mask[] );