-extern void GLAPIENTRY
-_mesa_PixelZoom( GLfloat xfactor, GLfloat yfactor );
-
-/*@}*/
-
-
-/** \name Pixel processing functions */
-/*@{*/
-
-extern void
-_mesa_scale_and_bias_rgba(const GLcontext *ctx, GLuint n, GLfloat rgba[][4],
- GLfloat rScale, GLfloat gScale,
- GLfloat bScale, GLfloat aScale,
- GLfloat rBias, GLfloat gBias,
- GLfloat bBias, GLfloat aBias);
-
-extern void
-_mesa_map_rgba(const GLcontext *ctx, GLuint n, GLfloat rgba[][4]);
-
-
-extern void
-_mesa_transform_rgba(const GLcontext *ctx, GLuint n, GLfloat rgba[][4]);
-
-
-extern void
-_mesa_lookup_rgba_float(const struct gl_color_table *table,
- GLuint n, GLfloat rgba[][4]);
-
-extern void
-_mesa_lookup_rgba_chan(const struct gl_color_table *table,
- GLuint n, GLchan rgba[][4]);
-
-
-extern void
-_mesa_shift_and_offset_ci(const GLcontext *ctx, GLuint n,
- GLuint indexes[]);
-
-
-extern void
-_mesa_map_ci(const GLcontext *ctx, GLuint n, GLuint index[]);
-
-
-extern void
-_mesa_map_ci_to_rgba_chan(const GLcontext *ctx,
- GLuint n, const GLuint index[],
- GLchan rgba[][4]);
-
-
-extern void
-_mesa_map_ci_to_rgba(const GLcontext *ctx,
- GLuint n, const GLuint index[], GLfloat rgba[][4]);
-
-
-extern void
-_mesa_map_ci8_to_rgba(const GLcontext *ctx,
- GLuint n, const GLubyte index[],
- GLchan rgba[][4]);
-
-
-extern void
-_mesa_shift_and_offset_stencil(const GLcontext *ctx, GLuint n,
- GLstencil indexes[]);
-
-
-extern void
-_mesa_map_stencil(const GLcontext *ctx, GLuint n, GLstencil index[]);
-
-
-extern void
-_mesa_chan_to_float_span(const GLcontext *ctx, GLuint n,
- CONST GLchan rgba[][4], GLfloat rgbaf[][4]);
-
-